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EP0694499B1 - Hose retrievung device for fuel stations - Google Patents

Hose retrievung device for fuel stations Download PDF

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Publication number
EP0694499B1
EP0694499B1 EP94113579A EP94113579A EP0694499B1 EP 0694499 B1 EP0694499 B1 EP 0694499B1 EP 94113579 A EP94113579 A EP 94113579A EP 94113579 A EP94113579 A EP 94113579A EP 0694499 B1 EP0694499 B1 EP 0694499B1
Authority
EP
European Patent Office
Prior art keywords
housing
hose
fuel
appliance according
return spring
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP94113579A
Other languages
German (de)
French (fr)
Other versions
EP0694499A1 (en
Inventor
Gerd Dipl.-Ing. Baumann
Josef Welters
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Scheidt and Bachmann GmbH
Original Assignee
Scheidt and Bachmann GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Scheidt and Bachmann GmbH filed Critical Scheidt and Bachmann GmbH
Priority to ES94113579T priority Critical patent/ES2085810T3/en
Priority to DE59400129T priority patent/DE59400129D1/en
Priority to EP94113579A priority patent/EP0694499B1/en
Priority to AT94113579T priority patent/ATE134359T1/en
Publication of EP0694499A1 publication Critical patent/EP0694499A1/en
Application granted granted Critical
Publication of EP0694499B1 publication Critical patent/EP0694499B1/en
Priority to GR960401188T priority patent/GR3019802T3/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B67OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
    • B67DDISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
    • B67D7/00Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
    • B67D7/06Details or accessories
    • B67D7/38Arrangements of hoses, e.g. operative connection with pump motor
    • B67D7/40Suspending, reeling or storing devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B67OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
    • B67DDISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
    • B67D7/00Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
    • B67D7/04Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes for transferring fuels, lubricants or mixed fuels and lubricants

Definitions

  • the invention relates to a device for dispensing fuels to vehicles with a housing and at least one nozzle provided with a nozzle, which in the starting position with a nozzle attached to the housing runs between the nozzle and a fastening of its hose beginning arranged on the housing in a loop and the when pulled apart for the refueling process is loaded by a return spring in the direction of its starting position, the return spring acting on the delivery hose via a boom.
  • US-A-2 986 364 shows a dispenser of the type mentioned at the beginning, in which a telescopic suspension is arranged on the outside of the housing, which acts on the dispensing hose via an extension arm and returns it to the starting position after the dispensing valve has been suspended.
  • both the return device and the dispensing hose are arranged with their entire length on the outside of the housing, so that they take up a lot of space on the one hand and are not protected against mechanical damage on the other hand.
  • EP 0 369 089 B1 shows a dispensing device in which the dispensing hose is guided over a roller, which in the rest position is guided by a Weight is pulled up. If the dispensing hose is pulled out of the housing to refuel a vehicle, the roller moves downward against the force of the weight.
  • Another delivery device is known from DE-U-87 08 333, in which the dispensing hose is guided in the interior of the housing via a fixed roller arranged below the housing hood and forms a loop between this guide and its fixed end. In this loop rests a roller that can be moved vertically via lever arms and, due to its weight, also generates the retraction force for the dispensing hose.
  • the invention has for its object to develop a device of the type described in such a way that the dispensing hose can be pulled out of the housing by the user without any significant effort and yet is ensured with the aid of a simple and inexpensive construction that the dispensing hose is available after the fueling process has ended automatically pulled back into the housing so that damage to the unused dispensing hose and - in the presence of several dispensing hoses - mutual hindrance are excluded.
  • the solution to this problem by the invention is characterized in that the dispensing hose, the hose beginning of which is arranged in the upper part of the housing, for the refueling process with the largest Part of its length can be pulled out of the housing through an opening and that the return spring is arranged within the housing and the boom can be swung out of the housing through the opening provided for the removal of the dispensing hose.
  • the free end of the boom surrounds the dispensing hose by means of an oval-shaped guide opening, so that it is guided so that it can move longitudinally within the guide opening.
  • the return spring is designed as a leg spring, which is arranged horizontally with its longitudinal axis, is fastened at one end and is connected at its other end to the extension arm.
  • the return spring designed as a leg spring is made in one piece from spring steel with the extension arm and the guide opening designed as an eyelet.
  • the return spring is arranged and fastened according to a further feature of the invention on a support rod arranged horizontally within the housing.
  • the support rod is preferably arranged at a medium height within the housing.
  • the return springs of the dispensing hoses which can be pulled out on each side are arranged according to the invention on a common support rod, so that a total of two support rods are provided.
  • the invention proposes to arrange a separating rod in the lower part of the housing in devices with at least one dispensing hose which can be pulled out of the housing from one side, so that the dispensing hoses retracted into the starting position within the housing by means of the return springs according to the invention reach behind and thus hinder pulling out.
  • the device for delivering fuels to vehicles shown on the basis of an exemplary embodiment comprises a housing 2 standing on a base 1, each of which is provided on its two opposite sides with five dispensing hoses 3, which in the starting position as shown in the left half of FIG. 1 with approximately 2/3 of their length within the housing 2.
  • Each nozzle 3 is attached with its hose beginning in the upper part of the housing 2 to a connecting piece 4.
  • each dispensing hose 3 is loaded by a return spring 6, which is best shown in FIG 3 can be seen and engages the respective dispensing hose 3 via a boom 7.
  • the attack takes place through an oval-shaped guide opening 8 which surrounds the dispensing hose 3 in such a way that it can slide in the longitudinal direction through the guide opening 8.
  • each return spring 6 is designed as a leg spring which is made in one piece with the arm 7 and the guide opening 8 which is bent as an eyelet and made of spring steel. All return springs 6 of the total of five dispensing hoses 3 arranged on one side of the housing 2 are arranged on a common support rod 9.
  • one end of the return spring 6, which is designed as a leg spring, is fastened to the support rod 9.
  • the boom 7 is pivoted out and is designed as an extension of the free end of the return spring 6.
  • the boom 7 can in turn be subjected to bending or torsional forces if the dispensing hose 3 is not only pivoted out of the housing 2 at right angles, but is simultaneously moved laterally in the longitudinal direction of the support rod 9.
  • FIG. 1 shows a situation in which the boom 7 is in the most pivoted-out position since the dispensing hose 3 has been pulled out of the housing 2 with the maximum length is.
  • the illustration shows that the boom 7 is pivoted between the two extreme positions about the longitudinal central axis of the support rod 9 and at the same time is exposed to an increasing force by the return spring 6.
  • 3 shows that the dispensing hose 3 can slide within the guide opening 8 of the boom 7 during the pivoting-out and retraction movement.
  • a separating rod 10 is arranged in the lower part of the housing 2 as shown in FIG 2 and thus excludes mutual disability.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Loading And Unloading Of Fuel Tanks Or Ships (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
  • Feeding And Controlling Fuel (AREA)
  • Fuel-Injection Apparatus (AREA)

Abstract

The retraction arrangement is fitted to a vehicle fuel-dispensing pump. The fuel dispensing hose (3) is loaded in the opening direction by a spring (6) in the housing (2). The spring makes contact with the hose via an outlier (7). The spring is fitted inside the housing and the outlier can be swivelled out of the housing through the opening (2b) provided for the removal of the hose. The free end of the outlier engages the hose via an oval-shaped opening (8) which acts as a hose guide. <IMAGE>

Description

Die Erfindung betrifft eine Vorrichtung zur Abgabe von Kraftstoffen an Fahrzeuge mit einem Gehäuse und mindestens einem, mit einem Zapfventil versehenen Zapfschlauch, der in der Ausgangsstellung bei im Gehäuse eingehängtem Zapfventil zwischen dem Zapfventil und einer am Gehäuse angeordneten Befestigung seines Schlauchanfangs in einer Schlaufe verläuft und der im für den Betankungsvorgang auseinandergezogenen Zustand durch eine Rückholfeder in Richtung auf seine Ausgangsstellung belastet ist, wobei die Rückholfeder über einen Ausleger am Zapfschlauch angreift.The invention relates to a device for dispensing fuels to vehicles with a housing and at least one nozzle provided with a nozzle, which in the starting position with a nozzle attached to the housing runs between the nozzle and a fastening of its hose beginning arranged on the housing in a loop and the when pulled apart for the refueling process is loaded by a return spring in the direction of its starting position, the return spring acting on the delivery hose via a boom.

Derartige Vorrichtungen zur Abgabe von Kraftstoffen an Fahrzeuge sind in verschiedenen Ausführungen bekannt. So zeigt die US-A-2 986 364 eine Zapfsäule der eingangs genannten Art, bei der an der Gehäuseaußenseite eine Teleskopfederung angeordnet ist, die über einen Ausleger an dem Zapfschlauch angreift und diesen nach dem Einhängen des Zapfventils in die Ausgangsstellung zurückführt. Bei dieser bekannten Vorrichtung sind sowohl die Rückholvorrichtung als auch der Zapfschlauch mit seiner gesamten Länge auf der Außenseite des Gehäuses angeordnet, so daß diese einerseits sehr viel Platz einnehmen und andererseits nicht vor mechanischen Beschädigungen geschützt sind.Devices of this type for delivering fuels to vehicles are known in various designs. For example, US-A-2 986 364 shows a dispenser of the type mentioned at the beginning, in which a telescopic suspension is arranged on the outside of the housing, which acts on the dispensing hose via an extension arm and returns it to the starting position after the dispensing valve has been suspended. In this known device, both the return device and the dispensing hose are arranged with their entire length on the outside of the housing, so that they take up a lot of space on the one hand and are not protected against mechanical damage on the other hand.

Desweiteren zeigt die EP 0 369 089 B1 eine Abgabevorrichtung, bei der der Zapfschlauch über eine Rolle geführt wird, die in der Ruhestellung durch ein Gewicht nach oben gezogen wird. Wird der Zapfschlauch zum Betanken eines Fahrzeuges aus dem Gehäuse herausgezogen, verlagert sich die Rolle entgegen der Kraft des Gewichtes nach unten. Aus dem DE-U-87 08 333 ist eine weitere Abgabevorrichtung bekannt, bei der der Zapfschlauch im Inneren des Gehäuses über eine unterhalb der Gehäusehaube angeordnete ortsfeste Rolle geführt ist und zwischen dieser Führung und seinem befestigten Ende eine Schlaufe bildet. In dieser Schlaufe ruht eine über Hebelarme höhenbeweglich angeordnete Rolle, die durch ihr Gewicht zugleich die Rückzugskraft für den Zapfschlauch erzeugt.Furthermore, EP 0 369 089 B1 shows a dispensing device in which the dispensing hose is guided over a roller, which in the rest position is guided by a Weight is pulled up. If the dispensing hose is pulled out of the housing to refuel a vehicle, the roller moves downward against the force of the weight. Another delivery device is known from DE-U-87 08 333, in which the dispensing hose is guided in the interior of the housing via a fixed roller arranged below the housing hood and forms a loop between this guide and its fixed end. In this loop rests a roller that can be moved vertically via lever arms and, due to its weight, also generates the retraction force for the dispensing hose.

Bei diesen bekannten Vorrichtungen muß der Benutzer eine gewisse Kraft aufwenden, um den Zapfschlauch für den Betankungsvorgang entgegen einer Rückzugskraft aus dem Gehäuse herauszuziehen. Dieser Kraftaufwand kann dabei recht groß sein, wenn das zu betankende Fahrzeug weit von der Zapfsäule entfernt steht, so daß der Zapfschlauch mit seiner gesamten Länge aus dem Gehäuse herausgezogen werden muß.In these known devices, the user must exert a certain force in order to pull the dispensing hose out of the housing against a retraction force for the refueling process. This effort can be quite large if the vehicle to be refueled is far away from the fuel pump, so that the entire length of the fuel hose must be pulled out of the housing.

Ein weiterer Nachteil der bekannten Vorrichtungen ist darin zu sehen, daß der konstruktive Aufwand für die Führung und Rückzugsbewegung des Schlauches in die Ausgangsstellung verhältnismäßig groß ist, so daß die bekannten Vorrichtungen teuer sind.Another disadvantage of the known devices is that the design effort for guiding and retracting the hose into the starting position is relatively large, so that the known devices are expensive.

Der Erfindung liegt die Aufgabe zugrunde, eine Vorrichtung der eingangs beschriebenen Art derart weiterzubilden, daß der Zapfschlauch ohne nennenswerten Kraftaufwand vom Benutzer aus dem Gehäuse herausgezogen werden kann und dennoch mit Hilfe einer einfachen und preiswert herzustellenden Konstruktion sichergestellt ist, daß der Zapfschlauch nach Beendigung des Tankvorganges wieder selbsttätig in das Gehäuse zurückgezogen wird, so daß Beschädigungen des unbenutzten Zapfschlauches und - beim Vorhandensein mehrerer Zapfschläuche - gegenseitige Behinderungen ausgeschlossen sind.The invention has for its object to develop a device of the type described in such a way that the dispensing hose can be pulled out of the housing by the user without any significant effort and yet is ensured with the aid of a simple and inexpensive construction that the dispensing hose is available after the fueling process has ended automatically pulled back into the housing so that damage to the unused dispensing hose and - in the presence of several dispensing hoses - mutual hindrance are excluded.

Die Lösung dieser Aufgabenstellung durch die Erfindung ist dadurch gekennzeichnet, daß der Zapfschlauch, dessen Schlauchanfang im oberen Teil des Gehäuses angeordnet ist, für den Betankungsvorgang mit dem größten Teil seiner Länge durch eine Öffnung aus dem Gehäuse herausziehbar ist und daß die Rückholfeder innerhalb des Gehäuses angeordnet und der Ausleger durch die für die Entnahme des Zapfschlauches vorgesehene Öffnung aus dem Gehäuse ausschwenkbar ist.The solution to this problem by the invention is characterized in that the dispensing hose, the hose beginning of which is arranged in the upper part of the housing, for the refueling process with the largest Part of its length can be pulled out of the housing through an opening and that the return spring is arranged within the housing and the boom can be swung out of the housing through the opening provided for the removal of the dispensing hose.

Durch die Verwendung einer derartigen, über einen Ausleger am Zapfschlauch angreifenden Rückholfeder ergibt sich eine besonders einfache Konstruktion, wobei die Rückholfeder lediglich dafür ausgelegt wird, daß sie den Zapfschlauch nach Einhängen des Zapfventils in seine Ausgangsstellung innerhalb des Gehäuses zurückzieht. Da sowohl Umlenkrollen und Kraftspeicher als auch motorische Antriebe für die Rückholung des Zapfschlauches entfallen, ergibt sich eine preiswerte und dennoch sicher funktionierende Konstruktion, die auch an vorhandenen Zapfstellen nachgerüstet werden kann.The use of such a return spring engaging via a cantilever on the dispensing hose results in a particularly simple construction, the return spring being designed only to pull the dispensing hose back into its initial position within the housing after the dispensing valve has been hung up. Since there are no deflection pulleys and energy accumulators as well as motor drives for the return of the dispensing hose, this results in an inexpensive and yet safely functioning construction that can also be retrofitted to existing dispensing points.

Gemäß einem weiteren Merkmal der Erfindung umgreift das freie Ende des Auslegers mittels einer ovalförmigen Führungsöffnung den Zapfschlauch, so daß dieser innerhalb der Führungsöffnung längsbeweglich geführt ist.According to a further feature of the invention, the free end of the boom surrounds the dispensing hose by means of an oval-shaped guide opening, so that it is guided so that it can move longitudinally within the guide opening.

Bei einer erfindungsgemäßen Weiterbildung ist die Rückholfeder als Schenkelfeder ausgebildet, die mit ihrer Längsachse waagerecht liegend angeordnet, mit ihrem einen Ende befestigt und mit ihrem anderen Ende mit dem Ausleger verbunden ist. Hierdurch ergibt sich eine besonders einfache Konstruktion sowohl für die Rückholfeder als auch für den aus der Zapfschlauch-Entnahmeöffnung herausschwenkbaren Ausleger. Eine weitere Verbesserung kann dadurch erreicht werden, daß erfindungsgemäß die als Schenkelfeder ausgebildete Rückholfeder mit dem Ausleger und der als Öse ausgebildeten Führungsöffnung einstückig aus Federstahl hergestellt wird.In a further development according to the invention, the return spring is designed as a leg spring, which is arranged horizontally with its longitudinal axis, is fastened at one end and is connected at its other end to the extension arm. This results in a particularly simple construction both for the return spring and for the boom that can be pivoted out of the dispensing hose removal opening. A further improvement can be achieved in that, according to the invention, the return spring designed as a leg spring is made in one piece from spring steel with the extension arm and the guide opening designed as an eyelet.

Um eine besonders einfache Befestigung der Rückholfeder innerhalb des Gehäuses zu schaffen, ist die Rückholfeder gemäß einem weiteren Merkmal der Erfindung auf einer waagerecht innerhalb des Gehäuses angeordneten Tragstange angeordnet und befestigt. Die Tragstange wird vorzugsweise in mittlerer Höhe innerhalb des Gehäuses angeordnet.In order to create a particularly simple fastening of the return spring within the housing, the return spring is arranged and fastened according to a further feature of the invention on a support rod arranged horizontally within the housing. The support rod is preferably arranged at a medium height within the housing.

Sofern die Vorrichtung zur Abgabe von Kraftstoffen an Fahrzeuge mit einer Mehrzahl von Zapfschläuchen ausgestattet ist, wird mit der Erfindung weiterhin vorgeschlagen, die Rückholfedern zumindest der nach derselben Seite aus den Gehäusen herausziehbaren Zapfschläuche auf einer gemeinsamen Tragstange anzuordnen.If the device for delivering fuels to vehicles is equipped with a plurality of dispensing hoses, the invention further proposes to arrange the return springs at least of the dispensing hoses which can be pulled out of the housings on the same side on a common support rod.

Bei einer Vorrichtung mit einer Mehrzahl von Zapfschläuchen, die jeweils nach einer der beiden Seiten aus dem Gehäuse herausziehbar sind, werden die Rückholfedern der nach jeweils einer Seite herausziehbaren Zapfschläuche erfindungsgemäß auf einer gemeinsamen Tragstange angeordnet, so daß insgesamt zwei Tragstangen vorgesehen sind.In a device with a plurality of dispensing hoses which can be pulled out of the housing on either side, the return springs of the dispensing hoses which can be pulled out on each side are arranged according to the invention on a common support rod, so that a total of two support rods are provided.

Mit der Erfindung wird schließlich vorgeschlagen, bei Vorrichtungen mit mindestens einem jeweils nach einer Seite aus dem Gehäuse herausziehbaren Zapfschlauch zwischen diesen Zapfschläuchen im unteren Teil des Gehäuses eine Trennstange anzuordnen, so daß sich die mittels der erfindungsgemäßen Rückholfedern in die Ausgangsstellung innerhalb des Gehäuses zurückgezogenen Zapfschläuche nicht hintergreifen und damit ein Herausziehen behindern können.Finally, the invention proposes to arrange a separating rod in the lower part of the housing in devices with at least one dispensing hose which can be pulled out of the housing from one side, so that the dispensing hoses retracted into the starting position within the housing by means of the return springs according to the invention reach behind and thus hinder pulling out.

Auf der Zeichnung ist ein Ausführungsbeispiel der erfindungsgemäßen Vorrichtung zur Abgabe von Kraftstoffen an Fahrzeuge dargestellt, und zwar zeigen:

Fig. 1
eine schematische Stirnansicht der Vorrichtung mit jeweils fünf auf beiden Seiten angeordneten Zapfschläuchen,
Fig. 2
eine Seitenansicht der Vorrichtung nach Fig. 1 und
Fig. 3
einen waagerechten Schnitt durch die Vorrichtung gemäß der Schnittlinie III - III, jedoch mit herausgezogenem mittleren Zapfschlauch.
The drawing shows an exemplary embodiment of the device according to the invention for delivering fuels to vehicles, namely:
Fig. 1
2 shows a schematic end view of the device, each with five dispensing hoses arranged on both sides,
Fig. 2
a side view of the device of FIGS. 1 and
Fig. 3
a horizontal section through the device according to section line III - III, but with the middle dispensing hose pulled out.

Die anhand eines Ausführungsbeispiels dargestellte Vorrichtung zur Abgabe von Kraftstoffen an Fahrzeugen umfaßt ein auf einem Sockel 1 stehendes Gehäuse 2, das auf seinen beiden gegenüberliegenden Seiten jeweils mit fünf Zapfschläuchen 3 versehen ist, die in der Ausgangsstellung gemäß der Darstellung in der linken Hälfte der Fig. 1 mit etwa 2/3 ihrer Länge innerhalb des Gehäuses 2 verlaufen. Jeder Zapfschlauch 3 ist mit seinem Schlauchanfang im oberen Teil des Gehäuses 2 an einem Anschlußstutzen 4 befestigt. Am anderen Ende jedes Zapfschlauches 3 ist ein Zapfventil 5 angeordnet, das in der Ruhestellung in eine Aufnahme 2a des Gehäuses 2 eingehängt ist.The device for delivering fuels to vehicles shown on the basis of an exemplary embodiment comprises a housing 2 standing on a base 1, each of which is provided on its two opposite sides with five dispensing hoses 3, which in the starting position as shown in the left half of FIG. 1 with approximately 2/3 of their length within the housing 2. Each nozzle 3 is attached with its hose beginning in the upper part of the housing 2 to a connecting piece 4. At the other end of each dispensing hose 3 there is a dispensing valve 5 which is suspended in a receptacle 2a of the housing 2 in the rest position.

Für den jeweiligen Betankungsvorgang kann der jeweils ausgewählte Zapfschlauch 3 nach Abnehmen des Zapfventils 5 mit dem größten Teil seiner Länge durch eine Öffnung 2b im Gehäuse 2 herausgezogen werden. Diese senkrecht verlaufenden, schlitzförmigen Öffnungen 2b sind in der Seitenansicht in Fig. 2 und im Schnitt der Fig. 3 zu erkennen.For the respective refueling process, the respectively selected dispensing hose 3 can be pulled out with the largest part of its length through an opening 2b in the housing 2 after the dispensing valve 5 has been removed. These vertically running, slot-shaped openings 2b can be seen in the side view in FIG. 2 and in the section of FIG. 3.

Damit die Zapfschläuche 3 nach dem Betankungsvorgang wieder in ihre Ausgangsstellung zurückgeführt werden, in der sie eine Schlaufe bilden, die zu etwa 2/3 der Schlauchlänge innerhalb des Gehäuses 2 verläuft, ist jeder Zapfschlauch 3 durch eine Rückholfeder 6 belastet, die am besten in Fig. 3 zu erkennen ist und über einen Ausleger 7 am jeweiligen Zapfschlauch 3 angreift. Der Angriff erfolgt durch eine ovalförmige Führungsöffnung 8, die den Zapfschlauch 3 derart umgreift, daß dieser in Längsrichtung durch die Führungsöffnung 8 gleiten kann.So that the dispensing hoses 3 are returned to their starting position after the refueling process, in which they form a loop that runs approximately 2/3 of the hose length within the housing 2, each dispensing hose 3 is loaded by a return spring 6, which is best shown in FIG 3 can be seen and engages the respective dispensing hose 3 via a boom 7. The attack takes place through an oval-shaped guide opening 8 which surrounds the dispensing hose 3 in such a way that it can slide in the longitudinal direction through the guide opening 8.

Beim Ausführungsbeispiel ist jede Rückholfeder 6 als Schenkelfeder ausgeführt, die einstückig mit dem Ausleger 7 und der als Öse gebogenen Führungsöffnung 8 aus Federstahl hergestellt ist. Sämtliche Rückholfedern 6 der insgesamt fünf auf jeweils einer Seite des Gehäuses 2 angeordneten Zapfschläuche 3 sind auf einer gemeinsamen Tragstange 9 angeordnet.In the exemplary embodiment, each return spring 6 is designed as a leg spring which is made in one piece with the arm 7 and the guide opening 8 which is bent as an eyelet and made of spring steel. All return springs 6 of the total of five dispensing hoses 3 arranged on one side of the housing 2 are arranged on a common support rod 9.

Wie aus Fig. 3 hervorgeht, ist jeweils ein Ende der als Schenkelfeder ausgebildeten Rückholfedern 6 an der Tragstange 9 befestigt. Bei einem Herausziehen des Zapfschlauches 3 erfolgt somit eine Ausschwenkbewegung des Auslegers 7, der als Verlängerung des freien Endes der Rückholfeder 6 ausgeführt ist. Der Ausleger 7 kann hierbei seinerseits Biegekräften oder Torsionskräften ausgesetzt werden, wenn der Zapfschlauch 3 nicht nur rechtwinklig aus dem Gehäuse 2 ausgeschwenkt, sondern gleichzeitig in Längsrichtung der Tragstange 9 seitlich bewegt wird.As can be seen from FIG. 3, one end of the return spring 6, which is designed as a leg spring, is fastened to the support rod 9. When the dispensing hose 3 is pulled out, the boom 7 is pivoted out and is designed as an extension of the free end of the return spring 6. The boom 7 can in turn be subjected to bending or torsional forces if the dispensing hose 3 is not only pivoted out of the housing 2 at right angles, but is simultaneously moved laterally in the longitudinal direction of the support rod 9.

Nach Beendigung des Betankungsvorganges wird das Zapfventil 5 des Zapfschlauches 3 wieder in die Aufnahme 2a des Gehäuses 2 eingehängt. Die auf den Zapfschlauch 3 mittels der Führungsöffnung 8 über den Ausleger 7 einwirkende Rückholfeder 6 sorgt hierbei dafür, daß der Zapfschlauch 3 wieder in die in der linken Hälfte der Fig. 1 dargestellte Ausgangsstellung zurückbewegt wird. Die rechte Hälfte der Fig. 1 zeigt eine Situation, in der sich der Ausleger 7 in der am weitesten ausgeschwenkten Stellung befindet, da der Zapfschlauch 3 mit maximaler Länge aus dem Gehäuse 2 herausgezogen worden ist. Die Darstellung läßt erkennen, daß der Ausleger 7 zwischen den beiden Extremstellungen um die Längsmittelachse der Tragstange 9 verschwenkt wird und hierbei zugleich einer zunehmenden Kraft durch die Rückholfeder 6 ausgesetzt ist. Die Fig. 3 läßt erkennen, daß während der Ausschwenk- und Rückzugsbewegung der zapfschlauch 3 innerhalb der Führungsöffnung 8 des Auslegers 7 gleiten kann.After the refueling process has been completed, the nozzle 5 of the nozzle 3 is hooked back into the receptacle 2a of the housing 2. The return spring 6 acting on the dispensing hose 3 by means of the guide opening 8 via the arm 7 ensures that the dispensing hose 3 is moved back into the starting position shown in the left half of FIG. 1. The right half of FIG. 1 shows a situation in which the boom 7 is in the most pivoted-out position since the dispensing hose 3 has been pulled out of the housing 2 with the maximum length is. The illustration shows that the boom 7 is pivoted between the two extreme positions about the longitudinal central axis of the support rod 9 and at the same time is exposed to an increasing force by the return spring 6. 3 shows that the dispensing hose 3 can slide within the guide opening 8 of the boom 7 during the pivoting-out and retraction movement.

Um zu verhindern, daß sich die Zapfschläuche 3 in der Ausgangsstellung innerhalb des Gehäuses 2 hintereinanderlegen und damit ein Herausziehen behindern, ist gemäß Fig. 1 im unteren Teil des Gehäuses 2 eine Trennstange 10 angeordnet, die ein zu tiefes Einführen der Zapfschläuche 3 in das Gehäuse 2 und damit eine gegenseitige Behinderung ausschließt.In order to prevent the dispensing hoses 3 from lying one behind the other in the starting position within the housing 2 and thus preventing them from being pulled out, a separating rod 10 is arranged in the lower part of the housing 2 as shown in FIG 2 and thus excludes mutual disability.

Bezugszeichenliste:Reference symbol list:

11
Sockelbase
22nd
Gehäusecasing
2a2a
Aufnahmeadmission
2b2 B
Öffnungopening
33rd
ZapfschlauchDispensing hose
44th
AnschlußstutzenConnecting piece
55
ZapfventilNozzle
66
RückholfederReturn spring
77
Auslegerboom
88th
FührungsöffnungGuide opening
99
TragstangeSupport rod
1010th
TrennstangeSeparator bar

Claims (9)

  1. Appliance for dispensing fuels for vehicles, with a housing (2) and at least one fuel hose (3), which is provided with a fuel-pump nozzle (5) and which, in the starting position, with the fuel-pump nozzle (5) hooked into the housing (2), extends in a loop between the fuel-pump nozzle (5) and a fixing point, arranged on the housing (2), for the start of a hose and, in the state in which it is extended for the refuelling operation, is loaded in the direction of its starting position by a return spring (6), the return spring (6) engaging on the fuel hose (3) by way of a cantilever arm (7), characterized in that, for the refuelling operation, the majority of the length of the fuel hose (3), the start of which is arranged in the upper part of the housing (2), can be pulled out of the housing (2) through an opening (2b), and in that the return spring (6) is arranged within the housing (2), and the cantilever arm (7) can be swung out of the housing (2) through the opening (2b) provided for the withdrawal of the fuel hose (3).
  2. Appliance according to Claim 1, characterized in that the free end of the cantilever arm (7) engages around the fuel hose (3) by means of an oval guide opening (8).
  3. Appliance according to Claim 1 or 2, characterized in that the return spring (6) is designed as a torsion spring which, with its longitudinal axis arranged horizontal, is fixed at one end and connected to the cantilever arm (7) at the other end.
  4. Appliance according to at least one of Claims 1 to 3, characterized in that the return spring (6) designed as a torsion spring is manufactured in one piece from spring steel together with the cantilever arm (7) and the guide opening (8), which is designed as an eye.
  5. Appliance according to at least one of Claims 1 to 4, characterized in that the return spring (6) is arranged and fixed on a supporting bar (9) arranged horizontally within the housing (2).
  6. Appliance according to Claim 5, characterized in that the supporting bar (9) is arranged at mid height within the housing (2).
  7. Appliance according to Claim 5 or 6 with a plurality of fuel hoses (3), characterized in that the return springs (6) of at least the fuel hoses (3) which can be pulled out of the housing (2) on the same side are arranged on a common supporting bar (9).
  8. Appliance according to Claim 5 or 6 with a plurality of fuel hoses (3) which can each be pulled out of the housing (2) on one of the two sides, characterized in that the return springs (6) of the fuel hoses (3) which can each be pulled out on one side are arranged on a common supporting bar (9).
  9. Appliance according to at least one of Claims 1 to 8 with one or more fuel hoses (3) which can each be pulled out of the housing (2) on one side, characterized in that a separating bar (10) is arranged between the fuel hoses (3) in the lower part of the housing (2).
EP94113579A 1994-08-31 1994-08-31 Hose retrievung device for fuel stations Expired - Lifetime EP0694499B1 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
ES94113579T ES2085810T3 (en) 1994-08-31 1994-08-31 HOSE RETURN DEVICE FOR FUEL JETS.
DE59400129T DE59400129D1 (en) 1994-08-31 1994-08-31 Hose return device for fuel dispensers
EP94113579A EP0694499B1 (en) 1994-08-31 1994-08-31 Hose retrievung device for fuel stations
AT94113579T ATE134359T1 (en) 1994-08-31 1994-08-31 HOSE RECOVERY DEVICE FOR FUEL DISPENSERS
GR960401188T GR3019802T3 (en) 1994-08-31 1996-04-30 Hose retrievung device for fuel stations

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP94113579A EP0694499B1 (en) 1994-08-31 1994-08-31 Hose retrievung device for fuel stations

Publications (2)

Publication Number Publication Date
EP0694499A1 EP0694499A1 (en) 1996-01-31
EP0694499B1 true EP0694499B1 (en) 1996-02-21

Family

ID=8216244

Family Applications (1)

Application Number Title Priority Date Filing Date
EP94113579A Expired - Lifetime EP0694499B1 (en) 1994-08-31 1994-08-31 Hose retrievung device for fuel stations

Country Status (5)

Country Link
EP (1) EP0694499B1 (en)
AT (1) ATE134359T1 (en)
DE (1) DE59400129D1 (en)
ES (1) ES2085810T3 (en)
GR (1) GR3019802T3 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6334457B1 (en) 1999-03-02 2002-01-01 Dresser, Inc. Collapsing hose management system and method for gasoline dispensing unit
SE524508C2 (en) * 2002-01-25 2004-08-17 Dresser Wayne Ab Hose tower for fuel pump device
GB2435878A (en) * 2006-03-07 2007-09-12 Danaher Uk Ind Ltd A Fuel Dispenser
ES2425234T3 (en) * 2008-09-08 2013-10-14 Dresser Wayne Ab Nozzle retainer funnel for a fuel dispenser
EP2871151A1 (en) * 2013-11-08 2015-05-13 Scheidt & Bachmann GmbH Pump hose assembly

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2986364A (en) * 1959-01-06 1961-05-30 Walter H Vestal Pump hose handling apparatus
EP0590214B1 (en) * 1992-09-07 1994-11-02 Scheidt & Bachmann Gmbh Device for holding and guiding hoses in a fuel dispensing system

Also Published As

Publication number Publication date
DE59400129D1 (en) 1996-04-18
EP0694499A1 (en) 1996-01-31
GR3019802T3 (en) 1996-07-31
ES2085810T3 (en) 1996-06-01
ATE134359T1 (en) 1996-03-15

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