US2425275A - Relay structure - Google Patents

Relay structure Download PDF

Info

Publication number
US2425275A
US2425275A US573676A US57367645A US2425275A US 2425275 A US2425275 A US 2425275A US 573676 A US573676 A US 573676A US 57367645 A US57367645 A US 57367645A US 2425275 A US2425275 A US 2425275A
Authority
US
United States
Prior art keywords
shim
clamping member
armature
relay
washer
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
US573676A
Other languages
English (en)
Inventor
Fredric E Wood
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.)
Automatic Electric Laboratories Inc
Original Assignee
Automatic Electric Laboratories Inc
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
Priority to BE469897D priority Critical patent/BE469897A/xx
Priority claimed from US459121A external-priority patent/US2401213A/en
Application filed by Automatic Electric Laboratories Inc filed Critical Automatic Electric Laboratories Inc
Priority to US573676A priority patent/US2425275A/en
Priority to FR938891D priority patent/FR938891A/fr
Application granted granted Critical
Publication of US2425275A publication Critical patent/US2425275A/en
Priority to GB840/48A priority patent/GB602371A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/54—Contact arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/16—Magnetic circuit arrangements
    • H01H50/18—Movable parts of magnetic circuits, e.g. armature
    • H01H50/24—Parts rotatable or rockable outside coil

Definitions

  • a switch of the electromagnetic type for mounting a movable armature upon the field coreof.
  • a switch of the electromagnetic type A further object isto provide a switch of this type comprising a movable armature which isl-mounted upon and insulated fromthe field structure of the switch by improved fastening means.
  • Still another object is to provide an improved, switch of. the electromagnetic type. comprising amagnetic core and afield element in combinationwith a movable armature which ispivotally jmount'ed upon the field element .by a novel arrangement in cluding a1 .sin'gle fastening member.
  • Other obpects relate to various features of construction 1 which will appear more fullyhereinafter.
  • Figure 1 is a plan view of an ele trcimagnetic relay incorporating switch structure enibo'dying
  • Fig. 2 is a side: eievational view of. the relay the present invention
  • Fig. 3 is-a fragmentary side elevational view
  • Fig. 51 is an enlarged sectional view, taken along the line l-lin Fig. 1, oi a portion of the switch structure incorporated in the relay.
  • v v I Referring now more particularly to Figs. 1 to 1,
  • the electromagnetic relay there shown comprises a magnetic core l carrying a winding il, a substantially L-shaped magnetic field lement [2 secured to the core I0,
  • a movable magnetic armature l3 pivotally mounted on the outer end of the field element i2 and cooperating with the outer end of the cure it.
  • a nonmagnetic shim l2a formed of bronze or the like is carried on the upper surface of the field element i2 adjacent the outer end thereof, and a pivot pin I4 is rotatably mounted on the upper surface of the shim I 2a by an arrangement comprising a clamping member IS, a washer l8 and a screw H, the pivot pinit being arranged in a transverse slot
  • the screw I1 extends through aligned holes provided in the p 4 Claims.
  • V washer IS 2 V washer IS, the clamping member and the shim 12a, and the outer end thereof is received in an aligned tapped hole providedin the field element 12 adjacent the outer end thereof.
  • adown- 5- wardly bent tab 'i'6a is formed integrally with the washer l6 and extends through a recess [5b formed in the clamping member i5 into aligned openings provided in the shim l2a'and the field element l2, thereby positively to prevent relative motion between the clampingmember i5 and the field element 12.
  • the pivot pm Hi, the clamping member .I 5, the washer l6 and the screw 1 l are ;all formed of non-magnetic :,material in order to prevent these elements from interfering with; the magnetic flux pathbetween the field element l2-and1thearmature l3.
  • Jthearmature 7 13 carries a pair of j. spaced-apart andinwardly' directed ar'msi8 dispose "d on the oppositesides' of the field element i2 and'provid'ed with aligned hole'stherein which re- 'cjeive'the opposite outer ends of the pivot pin H, the opposite-outer ends of thepivot pin It be ;ing flanged over" in order rigidly tosecure the pivot pin H'to'the arms i8 and consequently to the armature l3.
  • the arms are providecl with inturned' operating projections ita'which overliethe uppersuriace 0f the shim 12a and :co'operatewith switch structure i9 carried by the fieldjelementjfll More-particularly, the switch structure -'l9 comprises aplurality of individual flexible metallic "switch or contact springs 2!), 2!, etc., arranged in two stacks and respectively secured to the field element l2v by two pairs of -1screws;22, and 23.
  • the base ends of the springs 20,- 2l, etc., in each stack are spaced apart and insulated from each other by a plurality of interposed insulating sheets 24 which 'arefretained in clamped position between a clamping. plate 25 and the field element l2 by the two pairs of screws 22 and 23.
  • the pairof screws 22 extends through two sets of aligned holes formed in the clamping plate 25, the insulating sheets 24 and the base ends of the contactsp'rings 20, 2
  • the two adjacent contactsprings constituting a cooperating pair such, for example, as the individual contact springs 20 and 2
  • the contact spring 20 has a substantially Y configuration, the outer free end thereof being split to provide two diverging arms; while ,-the contact spring 2i has a closed ovate-lanceolate slot formed therein near its free end in 3 order to provide diverging and converging arms.
  • the converging arms being connected together at theextremeireeendoitheswitchspringbys curved operating portion Ila.
  • Iclaim LInanhavingacoreanda neldmember.anon-magneticshimseatedonsaid neld'mcmber adjacent one endoisaid electromagnet. a clamping member mounted on said shim.anarmaturehavimapivotpinmoimted between said clamping member and saidshim. andmeansror securingsaid clampingmember andsaidshimto-saidileldmember.
  • alnanhavingaooreanda held member a non-magnetic shim seated on said iield member adjacent one and or said electromaanet.
  • a clamping member seated on said shimandhavingatransversereoessonitsinner side,apivotpinmolmtedinsaidreoess,anarmaturemonmtedonsaidpinandarrangedtocooperate with said core. and means for saidclampingmemberandsaidshimtosaidneid member.
  • llnanelectromagnethaviogacoreanda iieid member a non-magnetic shim seated on said held member adjacent oneendoi'saidelectromagnet. a tiamping member mounted on said shim. an armatm-e pivotally mounted on said elampins member. said held member having an aperture therein. a washer seated on said clamping member and having a part extending over the end of said clamping member and engaging said aperture. and a iastening means for securing said washer and said clamping member to said held member.
  • an electromagnet having a core and a held member, a non-magnetic shim seated on said new member adjacent one end of said electromagnet. a clamping member seated on said shim and having a transverse recess on its inner side. a pivot pin mounted in said recess. an armature mounted on said pin and arranged to cooperate with said core, said held member having an aperture therein. a washer seated on said clamping member and having a part me t ng said aperture. and a single fastening means for securing said washer. said clamping member and said shim to said field member.

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Relay Circuits (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Electromagnets (AREA)
US573676A 1942-09-21 1945-01-20 Relay structure Expired - Lifetime US2425275A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
BE469897D BE469897A (fr) 1942-09-21
US573676A US2425275A (en) 1942-09-21 1945-01-20 Relay structure
FR938891D FR938891A (fr) 1942-09-21 1946-12-17 Dispositif électrique de commutation
GB840/48A GB602371A (en) 1942-09-21 1948-01-10 Improvements in or relating to contact spring assemblies for electrical switching devices

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US459121A US2401213A (en) 1942-09-21 1942-09-21 Switch structure
US573676A US2425275A (en) 1942-09-21 1945-01-20 Relay structure

Publications (1)

Publication Number Publication Date
US2425275A true US2425275A (en) 1947-08-05

Family

ID=27039257

Family Applications (1)

Application Number Title Priority Date Filing Date
US573676A Expired - Lifetime US2425275A (en) 1942-09-21 1945-01-20 Relay structure

Country Status (4)

Country Link
US (1) US2425275A (fr)
BE (1) BE469897A (fr)
FR (1) FR938891A (fr)
GB (1) GB602371A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2538020A (en) * 1947-10-11 1951-01-16 Standard Telephones Cables Ltd Relay
US2538817A (en) * 1946-11-20 1951-01-23 Kellogg Switchboard & Supply Electromagnetic counting device
US2635138A (en) * 1947-02-03 1953-04-14 W H Reisner Mfg Company Inc Electromagnetic actuator for organ valves

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1716357A (en) * 1921-06-17 1929-06-04 Automatic Electric Inc Electromagnetic relay

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1716357A (en) * 1921-06-17 1929-06-04 Automatic Electric Inc Electromagnetic relay

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2538817A (en) * 1946-11-20 1951-01-23 Kellogg Switchboard & Supply Electromagnetic counting device
US2635138A (en) * 1947-02-03 1953-04-14 W H Reisner Mfg Company Inc Electromagnetic actuator for organ valves
US2538020A (en) * 1947-10-11 1951-01-16 Standard Telephones Cables Ltd Relay

Also Published As

Publication number Publication date
BE469897A (fr)
GB602371A (en) 1948-05-25
FR938891A (fr) 1948-10-27

Similar Documents

Publication Publication Date Title
US4496919A (en) Relay for ultra high frequency coaxial switching
US1521591A (en) Electromagnetic device
US1981259A (en) Motor control system
GB1383072A (en) Electromagnetic relay
US2266536A (en) Electric relay
US2447632A (en) Magnetic lock relay
US2425275A (en) Relay structure
US2541398A (en) Electromagnetic relay contact
US2344809A (en) Electromagnetically operated switch
US2397635A (en) Electromagnetic relay
US3474367A (en) Relay motor
US2401213A (en) Switch structure
US2235861A (en) Electromagnetic relay
US2292497A (en) Relay
US1921430A (en) Electromagnetic switching device
US3239727A (en) Electromagnetic switching device
US2272496A (en) Switching device
US4025884A (en) Relay construction
GB829332A (en) Improvements in and relating to electromagnetic relays
US2400452A (en) Electromagnetic relay
US2350663A (en) Electrical relay
US2016448A (en) Electromagnetic device and circuit therefor
US2422764A (en) Electromagnetic relay
US2153402A (en) Electric switch
US2261818A (en) Electromagnetic relay