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EP0033817A1 - Elektromagnetisches Relais mit zwei synchronisierten Ankern - Google Patents

Elektromagnetisches Relais mit zwei synchronisierten Ankern Download PDF

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Publication number
EP0033817A1
EP0033817A1 EP80401791A EP80401791A EP0033817A1 EP 0033817 A1 EP0033817 A1 EP 0033817A1 EP 80401791 A EP80401791 A EP 80401791A EP 80401791 A EP80401791 A EP 80401791A EP 0033817 A1 EP0033817 A1 EP 0033817A1
Authority
EP
European Patent Office
Prior art keywords
armatures
branch
coil
magnetic
relay
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.)
Granted
Application number
EP80401791A
Other languages
English (en)
French (fr)
Other versions
EP0033817B1 (de
Inventor
Raymond Bernier
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to AT80401791T priority Critical patent/ATE2810T1/de
Publication of EP0033817A1 publication Critical patent/EP0033817A1/de
Application granted granted Critical
Publication of EP0033817B1 publication Critical patent/EP0033817B1/de
Expired legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00Details of electromagnetic relays
    • H01H50/16Magnetic circuit arrangements
    • H01H50/18Movable parts of magnetic circuits, e.g. armature
    • H01H50/24Parts rotatable or rockable outside coil
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00Details of electromagnetic relays
    • H01H50/02Bases; Casings; Covers
    • H01H50/04Mounting complete relay or separate parts of relay on a base or inside a case
    • H01H50/041Details concerning assembly of relays
    • H01H50/043Details particular to miniaturised relays

Definitions

  • the present invention relates to an electromagnetic relay with two armatures, of the type comprising a coil provided with an axial core forming a magnetic circuit with a yoke parallel to the coil and with these two armatures each cooperating with one end of the core for actuating movable contacts. separate.
  • the present invention aims to achieve a relay in which the synchronization of the movement of the armatures presents no risk of defect.
  • the electromagnetic relay comprises, in a housing, a coil provided with an axial core forming a magnetic circuit with a yoke parallel to the coil and with two movable magnetic armatures each cooperating with one end of the core, each of these armatures actuating at least one movable contact cooperating with at least one fixed contact. It is characterized in that each armature is produced substantially along an L, a first branch of which is constituted by a magnetic pallet transverse to the coil, and the second branch of which extends along the cylinder head, and in that means for cooperation are provided at the respective ends of the two second branches, lest any movement of one armature be communicated to the other.
  • each frame has, at the end of its second branch, fingers meshing in fingers complementary to the second branch of the other frame.
  • the aforementioned meshing has a predetermined clearance allowing the movement of the frames.
  • the frames are joined by the free ends of their second branches to form a single part, this part being produced, at least in the junction zone, by a flexible material.
  • the material must be flexible enough to stretch slightly during the rotary movement of the two frames, as well as to flex under the effect of the combined rocking movements of these frames.
  • the frames include a plastic part overmolded on two magnetic pallets.
  • This embodiment makes it possible to obtain a sharp angle which precisely defines the axis of rotation without depending on a bending radius of curvature.
  • the relay comprises, in a plastic casing 1, a coil 2 provided with an axial core 3 forming a magnetic circuit with a yoke 4 external to the coil 2.
  • the core 3 opens at each end of the coil by pole shoes 5 intended to cooperate with armatures 6 arranged symmetrically.
  • These frames are L-shaped and have a first branch constituted by a magnetic pallet 7, transverse to the coil and overmolded in a second branch 8 of non-magnetic material extending along the yoke.
  • the mounting of the frames allows them to oscillate around a point 9 located in the hollow of the L and at the end of the cylinder head 4.
  • the second branch 8 of the frame comprises, on its outer part, bosses 11 for cooperating with two movable contacts 12 each consisting of a flexible blade 13 carrying at its end a contact piece 14.
  • the relay therefore comprises two pairs of movable contacts 12 each cooperating with a pair of fixed contacts 15.
  • These fixed contacts like the fixed supports 16 of the flexible blades 13, are formed by folds of conductive bars, such as 17 embedded in the within the walls of the housing 1 (Fig. 2) and extending to the part bottom of the relay to form connections 18 which also include the connections of the coil 2.
  • Each frame 6 comprises, at the end of its second branch 8, two fingers 19a, 19b substantially extending this second branch and located at different levels.
  • the finger 19a is located at an upper level and the finger 19b at a lower level.
  • the two armatures 6 being identical and arranged head to tail in the relay, the finger 19a of one will be opposite the finger 19b of the other, and vice versa.
  • the projecting lower part of the fingers is housed in a cavity 21 formed in the cylinder head 4.
  • the invention thus makes it possible to have four reversing contacts with synchronized operation.
  • the frames 106 are joined by the ends of their second branches 108 so as to form a single piece. More specifically, these are the plastic parts of the frames which are thus joined together, the overmolded pallets 107 remaining distinct.
  • the second branches 108 are thinned towards the junction point 109 which is in the form of a very thin plastic veil, presenting practically no resistance to bending.
  • the plastic used can stretch slightly where it is thinner to provide the equivalent of longitudinal play.
  • the object of the invention is achieved, namely to obtain an almost perfect synchronism 1 of the movement of the reinforcements.
  • each pallet 7 can carry movable contacts 5 arranged parallel to the plate 7.

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Electromagnets (AREA)
  • Relay Circuits (AREA)
  • Control Of Multiple Motors (AREA)
EP80401791A 1980-02-12 1980-12-12 Elektromagnetisches Relais mit zwei synchronisierten Ankern Expired EP0033817B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT80401791T ATE2810T1 (de) 1980-02-12 1980-12-12 Elektromagnetisches relais mit zwei synchronisierten ankern.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8003054A FR2475794A1 (fr) 1980-02-12 1980-02-12 Relais electromagnetique a deux armatures synchronisees
FR8003054 1980-02-12

Publications (2)

Publication Number Publication Date
EP0033817A1 true EP0033817A1 (de) 1981-08-19
EP0033817B1 EP0033817B1 (de) 1983-03-16

Family

ID=9238491

Family Applications (1)

Application Number Title Priority Date Filing Date
EP80401791A Expired EP0033817B1 (de) 1980-02-12 1980-12-12 Elektromagnetisches Relais mit zwei synchronisierten Ankern

Country Status (7)

Country Link
US (1) US4328476A (de)
EP (1) EP0033817B1 (de)
JP (1) JPS56118236A (de)
AT (1) ATE2810T1 (de)
CA (1) CA1145797A (de)
DE (1) DE3062374D1 (de)
FR (1) FR2475794A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2517464A1 (fr) * 1981-11-27 1983-06-03 Bernier Raymond Relais electromagnetique

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT388257B (de) * 1985-10-16 1989-05-26 Schrack Elektronik Ag Relaisanordnung
EP0437209B1 (de) * 1990-01-12 1995-11-29 Omron Corporation Elektromagnetisches Relais
DE102014103247A1 (de) * 2014-03-11 2015-09-17 Tyco Electronics Austria Gmbh Elektromagnetisches Relais
JP6414019B2 (ja) 2015-10-29 2018-10-31 オムロン株式会社 リレー
JP6458705B2 (ja) 2015-10-29 2019-01-30 オムロン株式会社 リレー
JP6471678B2 (ja) * 2015-10-29 2019-02-20 オムロン株式会社 接触片ユニット及びリレー
DE102017104979A1 (de) * 2017-03-09 2018-09-13 Preh Gmbh Bedienteillagerung mit verbesserter Blattfederelementbefestigung

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB804476A (en) * 1956-01-13 1958-11-19 Sharp Control Gear Ltd Electro-magnetically operated switches

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1819061A (en) * 1928-10-12 1931-08-18 Door Motive Corp Electric switch
US2284755A (en) * 1940-01-11 1942-06-02 Bell Telephone Labor Inc Coin collector apparatus
US2402722A (en) * 1943-09-18 1946-06-25 Signal Engineering & Mfg Co Electrical control device and circuit
US2876292A (en) * 1952-03-22 1959-03-03 North Electric Co Switching apparatus and arrangements for automatic telephone systems
FR2379972A7 (fr) * 1977-02-08 1978-09-01 Carpano & Pons Dispositif de commande electromagnetique

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB804476A (en) * 1956-01-13 1958-11-19 Sharp Control Gear Ltd Electro-magnetically operated switches

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2517464A1 (fr) * 1981-11-27 1983-06-03 Bernier Raymond Relais electromagnetique

Also Published As

Publication number Publication date
ATE2810T1 (de) 1983-04-15
DE3062374D1 (en) 1983-04-21
US4328476A (en) 1982-05-04
FR2475794A1 (fr) 1981-08-14
CA1145797A (en) 1983-05-03
EP0033817B1 (de) 1983-03-16
FR2475794B1 (de) 1982-03-26
JPS56118236A (en) 1981-09-17

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