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EP1862629A1 - Système de réglage d'un véhicule à moteur pour régler une pièce de fermeture pour fermer une ouverture d'une carrosserie automobile - Google Patents

Système de réglage d'un véhicule à moteur pour régler une pièce de fermeture pour fermer une ouverture d'une carrosserie automobile Download PDF

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Publication number
EP1862629A1
EP1862629A1 EP06011191A EP06011191A EP1862629A1 EP 1862629 A1 EP1862629 A1 EP 1862629A1 EP 06011191 A EP06011191 A EP 06011191A EP 06011191 A EP06011191 A EP 06011191A EP 1862629 A1 EP1862629 A1 EP 1862629A1
Authority
EP
European Patent Office
Prior art keywords
springs
spring
adjusting system
adjustment
force
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.)
Withdrawn
Application number
EP06011191A
Other languages
German (de)
English (en)
Inventor
Guido Borrmann
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.)
Brose Schliesssysteme GmbH and Co KG
Original Assignee
Brose Schliesssysteme GmbH and Co KG
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 Brose Schliesssysteme GmbH and Co KG filed Critical Brose Schliesssysteme GmbH and Co KG
Priority to EP06011191A priority Critical patent/EP1862629A1/fr
Publication of EP1862629A1 publication Critical patent/EP1862629A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F1/00—Closers or openers for wings, not otherwise provided for in this subclass
    • E05F1/08—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings
    • E05F1/10—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance
    • E05F1/14—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance with double-acting springs, e.g. for closing and opening or checking and closing no material
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F1/00—Closers or openers for wings, not otherwise provided for in this subclass
    • E05F1/08—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings
    • E05F1/10—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance
    • E05F1/1041—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance with a coil spring perpendicular to the pivot axis
    • E05F1/105—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance with a coil spring perpendicular to the pivot axis with a compression spring
    • E05F1/1058—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance with a coil spring perpendicular to the pivot axis with a compression spring for counterbalancing
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F1/00—Closers or openers for wings, not otherwise provided for in this subclass
    • E05F1/08—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings
    • E05F1/10—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance
    • E05F1/1041—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance with a coil spring perpendicular to the pivot axis
    • E05F1/1066—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance with a coil spring perpendicular to the pivot axis with a traction spring
    • E05F1/1075—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance with a coil spring perpendicular to the pivot axis with a traction spring for counterbalancing
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F1/00—Closers or openers for wings, not otherwise provided for in this subclass
    • E05F1/08—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings
    • E05F1/10—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance
    • E05F1/1091—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance with a gas spring
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/60—Power-operated mechanisms for wings using electrical actuators
    • E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
    • E05F15/611—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings
    • E05F15/616—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings operated by push-pull mechanisms
    • E05F15/622—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings operated by push-pull mechanisms using screw-and-nut mechanisms
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2800/00—Details, accessories and auxiliary operations not otherwise provided for
    • E05Y2800/20—Combinations of elements
    • E05Y2800/23—Combinations of elements of elements of different categories
    • E05Y2800/232—Combinations of elements of elements of different categories of motors and transmissions
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2800/00—Details, accessories and auxiliary operations not otherwise provided for
    • E05Y2800/20—Combinations of elements
    • E05Y2800/23—Combinations of elements of elements of different categories
    • E05Y2800/238—Combinations of elements of elements of different categories of springs and transmissions
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
    • E05Y2900/53—Type of wing
    • E05Y2900/546—Tailboards, tailgates or sideboards opening upwards

Definitions

  • the invention relates to an adjustment system of a motor vehicle for adjusting a closing part for closing an opening of a motor vehicle body.
  • Tailgates of a motor vehicle are held with gas springs in an open position, the gas springs act against the gravity of the tailgate.
  • the gas springs act against the gravity of the tailgate.
  • two identical gas springs are often provided. >
  • the invention is based on the output of an adjustment system of a motor vehicle for adjusting a closing part for closing an opening of a motor vehicle body with an electric motor drive to develop further.
  • an adjustment system of a motor vehicle for adjusting a Verschwinteils between an open position and a closed position is provided.
  • the closing part serves to close a body opening of a motor vehicle body.
  • a closure part is for example a tailgate, a Trunk lid, an engine compartment cover, a window, a sliding door or a swing door.
  • the closing part is adjustable within an adjustment path from an open position to a closed position.
  • the adjustment system in this case has a plurality of components, which are preferably fastened to one another such that a compact construction is achieved.
  • the adjustment system has at least two springs that act differently along the adjustment. For a different effect is decisive that the spring forces in the same adjustment within the adjustment within normal manufacturing tolerances are not identical, but differ significantly from each other.
  • a preferred development of the invention provides that the at least two springs counteract the gravitational force of the closing part. As a result, a force acting on a drive of the adjustment gravity of the Verschonneteils can be compensated advantageously.
  • the force acting on the drive is adjustable dependent variable
  • the effect of the spring forces of the at least two springs is adjusted to the displacement dependent on the drive retroactive force
  • the Verstellwegpinkeit the retroactive force can be caused, for example, by changing over the adjustment lever arm lengths or ratios.
  • the reaction to the drive can vary, so that by the spring forces no complete but only an approximate compensation of the retroactive force.
  • An advantageous embodiment of the invention provides that the springs are connected in series or in parallel. If more than two springs are provided, it is also possible to provide both a series connection and a parallel connection.
  • a series circuit or a parallel connection allows interaction of the individual spring forces.
  • the effect is again adjustment path-dependent, for example by providing a stop within the adjustment path for at least one of the series-connected or parallel-connected springs, which restricts a further spring travel or decouples a spring force from the further adjustment path. It is preferably provided that the spring forces of the springs within the adjustment add at least in sections.
  • an advantageous embodiment of the invention provides that the spring force acts at least one spring only in a portion of the adjustment path. This can be realized for example by a driving element by a force is exerted on the spring within the adjusting movement only by the entrainment by the driving element. Another possibility provide locking elements that cancel the effect of a spring force by latching adjustment dependent.
  • springs are provided which have different spring characteristics. Springs with different, in particular non-linear characteristics, such as Kegetstumpffedern or barrel springs can be used.
  • a preferred development of the invention provides that the at least two springs are arranged together with a motor and optionally gear elements in a drive housing. As a result, a particularly compact design can be achieved. In order to achieve the compact design is further provided in an advantageous embodiment of the invention that the springs are arranged one inside the other.
  • Preferred variants of the invention provide that at least one of the springs is a compression spring and / or that at least one of the springs is a tension spring.
  • springs basically any spring type can be used with a sufficient spring stroke and a sufficient spring force.
  • Advantageous spring variants are a coil spring or a gas spring, which can also be used in combination.
  • At least one spring is passed through a sleeve and / or through a pipe.
  • the springs can also form a guide to each other by two coil springs are wound opposite to each other according to an advantageous embodiment of the invention.
  • the adjustment system has a first housing extending longitudinally along a longitudinal direction and a second housing extending longitudinally along the same longitudinal direction, which housing has a smaller cross-section than the first housing and is arranged to be at least partially adjustable within the first housing in this longitudinal direction.
  • Both housings are advantageously cylindrical for ease of manufacture.
  • sealing means are provided for sealing the first housing and the second housing. These should be the. Enclosure interior, especially against moisture and dirt.
  • sealing means are, for example, sealing rings, greases or preferably elastomers which form one or more sealing lips.
  • guide areas are provided for radially guiding the first housing and / or the second housing. These radial guides advantageously allow support and sliding of the second housing within the first housing.
  • the sliding properties of the guide areas can preferably be influenced by a two-component plastic material.
  • first housing and the second housing have the same cross-sectional shape, so that advantageously the second housing is mounted displaceably in the longitudinal direction within the first housing.
  • both the first housing and the second housing have a round cross-section and are preferably tubular or cylindrical.
  • the adjustment system preferably has a spindle for relative adjustment of the first housing to the second housing, which is arranged within the first housing and / or within the second housing. During an adjustment of the closing part, the spindle moves relative to at least one of the two housings in the longitudinal direction.
  • An electric motor and a transmission of the adjustment system are mounted in the first housing and / or in the second housing and operatively connected to the spindle. For example, a force output by the electric motor and translated by means of the transmission acts on the spindle or on a spindle nut arranged on the spindle, for example.
  • the drive of the electric motor and the transmission and the adjusting mechanism which has at least the spindle, integrated with the first housing and the second housing to form a structural unit. Accordingly, the electric motor is attached neither to the body nor to the closing part, but arranged together with the adjusting mechanism within the sealed relative to the housing environment housing.
  • a part of the first housing or the second housing is advantageously assigned in a dual function of a function for guiding at least one of the springs.
  • a Gezzanwandung also forms a support of a coil spring.
  • the invention advantageously further developing a bearing for fixing the first housing and / or the second housing is provided on the body or on the closing part, wherein the bearing is preferably a pivot bearing and / or a pivot bearing.
  • FIG. 1 shows a three-dimensional detail view of a motor vehicle 1 with an opened tailgate 400 as a closing part.
  • the body 600 and a closable by the tailgate 400 body opening 700 in a body 600 of the motor vehicle 1 are shown only schematically.
  • the illustrated tailgate 400 has an optionally retractable window pane 410 and an adjustment system with a first housing 100, a second housing 200, a first bearing 300 and a second bearing 500.
  • two such adjustment systems are shown, which together cause an adjustment of the tailgate 400 between a closed position and an open position of the tailgate 400 shown in FIG.
  • an adjustment system of a motor vehicle for adjusting a different closing part than a tailgate 400 before.
  • the adjustment system can be used to adjust a trunk lid, a sliding or hinged door to close a body opening of a motor vehicle.
  • the adjustment system has a first housing 100, which extends in an elongated manner along a longitudinal direction, in the form of an outer tube 100.
  • a second housing 200 also in the form of an outer tube 200, also extends longitudinally along the same longitudinal direction.
  • the second outer tube 200 has a smaller cross-section than the first outer tube 100 and the second outer tube 200 is at least partially adjustably disposed within the first outer tube 100 in said longitudinal direction.
  • This design can also be referred to as telescopic.
  • the first outer tube 100 is attached to the body side, while the second outer tube 200 is attached rear flap side.
  • a bearing 300, 500 is provided in each case.
  • the first bearing 500 which is fixed to the first outer tube 100, preferably has two cardan joints for this purpose.
  • the second bearing 300 which is fixed to the second outer tube 200, preferably has a ball socket for this purpose.
  • an electric motor 150 At least partially within the first outer tube 100, an electric motor 150, a brake 140, a two-stage gear 130, in particular a planetary gear and an adjusting mechanism with a six-speed spindle 110 and a rotatably mounted on the spindle 110 spindle nut 210, respectively.
  • These elements shown in FIG. 2 affect the force action chain of an electric motor 150 on the adjustment of the tailgate 400.
  • a brake 140 Between the electric motor 150 and the transmission 130 acts a brake 140, which allows the braking effect by both a manual force on the tailgate 400 as well as by electromotive force of the electric motor 150 can be canceled.
  • the brake 140 is integrated within the first outer tube 100 between the electric motor 150 and the transmission 130.
  • the electric motor 150 is controlled, for example, by a power field effect transistor not shown in FIG. 2, but preferably likewise inside the first outer tube 100, the torque delivered by the electric motor 150 is transmitted to the two-stage gearbox 130 minus a slight friction of the brake 140.
  • the torque translated by the transmission 130 is delivered to the spindle 110, which rotates in response to the energization of the electric motor 150.
  • the spindle nut 210 is adjusted in the axial direction.
  • the spindle nut 210 is operatively connected to the second outer tube 200 such that the second outer tube 200 is adjusted in the same direction with the spindle nut 210.
  • the spindle nut 210 is fixed to the second outer tube 200 or a fixed to the second outer tube 200 part.
  • a plurality of springs 291, 292 and 293 are arranged, wherein at least two of the spring 291, 292 or 293 in series and / or at least two of the springs 291, 292 or 293 are connected in parallel. All the springs 291, 292 and 293 act in the longitudinal direction to assist in opening the tailgate 400 against the weight of the tailgate 400.
  • at least one guide element is preferably provided for guiding the spring movement.
  • the springs 291, 292 and 293 can be made to save space from each other in diameter.
  • the spring 291, 292 and 293 in the manner of their circuit to simulate the externally acting on the drive 150 load. Thereby, the external force is balanced and the motor 150 can be made smaller.
  • a sleeve is inserted between the springs. If the springs 291, 292 and 293 are wound in opposite directions, hooking of the windings of two springs 291, 292 and 293 into each other is prevented. If the springs 291, 292 and 293 are not kink-proof or if the guidance through the sleeve 800 is not sufficient, as in the exemplary embodiment illustrated, an inner and an outer tube 280 are additionally used to guide the springs 291, 292 or 293.
  • a sleeve 800 can also take over a wire cage the same leadership function.
  • the sleeve 800 may be made of plastic or metal.
  • an inner gas spring which is formed for example by a sealing cap of the spindle 110 in its non-vented guide tube.
  • Fig. 3 the course of the acting forces is shown schematically.
  • a force F s acting on the drive 150 with a maximum approximately in the middle of the adjustment path between an open position x o and a closed position x c is shown. Consequently, the force acting on the drive 150 force is adjustment-dependent.
  • spring forces F D1 , F D2 and F D3 are shown, which counteract the force F s acting back on the drive.
  • the three springs 291, 292, 293 have different characteristic curves. This can be achieved, for example, by using different types of springs.
  • the sum ⁇ F D of the spring forces F D1 , F D2 and F D3 is shown in dashed lines in FIG. In this case, each spring 291, 292 or 293 does not contribute to the sum ⁇ F D of the spring forces F D1 , F D2 and F D3 in each adjustment position.
  • Fig. 4 the favorable for an exemplary tailgate force curves are shown.
  • the forces F shown can vary. From the adjustment point x 12 , the spring forces F D1 and F D2 of two springs 292 and 293 connected in series, as shown in FIG. 5, act. The resulting force F (D1 + D2) of the serially connected springs 292 and 293 is indicated by dashed lines. To these series-connected springs 292 and 293 another spring is connected in parallel. The spring force F D3 of this additional spring acts from the adjustment point x 3 . The resultant force F ([D1 + D2] ⁇ D3) is also shown in FIG.
  • the force F s indicates the force acting on the drive force. As can be seen from Fig.4, the reactive force is approximately compensated by the series and parallel connection of the springs.
  • FIG. 5 A constructive embodiment of the forces of Fig. 4 is shown in Fig. 5 as a detail of a sectional view through Heckklappenverstellantrieb.
  • a sleeve 800 is provided, on which both springs 292, 293 are axially supported.
  • the springs 292, 293 at least partially space-savingly arranged one inside the other.
  • a guide tube 280 and a spindle oriented guide tube 111 are provided, which prevents contact between the spring 292 and the spindle 110.

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  • Power-Operated Mechanisms For Wings (AREA)
EP06011191A 2006-05-31 2006-05-31 Système de réglage d'un véhicule à moteur pour régler une pièce de fermeture pour fermer une ouverture d'une carrosserie automobile Withdrawn EP1862629A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP06011191A EP1862629A1 (fr) 2006-05-31 2006-05-31 Système de réglage d'un véhicule à moteur pour régler une pièce de fermeture pour fermer une ouverture d'une carrosserie automobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP06011191A EP1862629A1 (fr) 2006-05-31 2006-05-31 Système de réglage d'un véhicule à moteur pour régler une pièce de fermeture pour fermer une ouverture d'une carrosserie automobile

Publications (1)

Publication Number Publication Date
EP1862629A1 true EP1862629A1 (fr) 2007-12-05

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EP06011191A Withdrawn EP1862629A1 (fr) 2006-05-31 2006-05-31 Système de réglage d'un véhicule à moteur pour régler une pièce de fermeture pour fermer une ouverture d'une carrosserie automobile

Country Status (1)

Country Link
EP (1) EP1862629A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202008008969U1 (de) 2008-07-04 2009-11-19 BROSE SCHLIEßSYSTEME GMBH & CO. KG Antriebsanordnung zur Betätigung einer Klappe eines Kraftfahrzeugs

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2387800A (en) * 1944-07-19 1945-10-30 Gen Motors Corp Actuator
EP0632181A1 (fr) * 1993-07-02 1995-01-04 W. HAUTAU GmbH Moteur linéaire avec cage amortisseuse
US5687507A (en) * 1993-07-19 1997-11-18 Dorma Door Controls Inc. Apparatus for selective alteration of operating parameters of a door
DE10001054A1 (de) * 1999-12-08 2001-06-13 Witte Velbert Gmbh & Co Kg Scharnieranordnung

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2387800A (en) * 1944-07-19 1945-10-30 Gen Motors Corp Actuator
EP0632181A1 (fr) * 1993-07-02 1995-01-04 W. HAUTAU GmbH Moteur linéaire avec cage amortisseuse
US5687507A (en) * 1993-07-19 1997-11-18 Dorma Door Controls Inc. Apparatus for selective alteration of operating parameters of a door
DE10001054A1 (de) * 1999-12-08 2001-06-13 Witte Velbert Gmbh & Co Kg Scharnieranordnung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202008008969U1 (de) 2008-07-04 2009-11-19 BROSE SCHLIEßSYSTEME GMBH & CO. KG Antriebsanordnung zur Betätigung einer Klappe eines Kraftfahrzeugs

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