GB347073A - - Google Patents

Info

Publication number
GB347073A
GB347073A GB2246030A GB2246030A GB347073A GB 347073 A GB347073 A GB 347073A GB 2246030 A GB2246030 A GB 2246030A GB 2246030 A GB2246030 A GB 2246030A GB 347073 A GB347073 A GB 347073A
Authority
GB
United Kingdom
Prior art keywords
resistance
thermal
felten
mulheim
cologne
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
Application number
GB2246030A
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.)
Felten & Guilleaume Carlswerk Actien-Gesellschaft
Original Assignee
Felten & Guilleaume Carlswerk Actien-Gesellschaft
Filing date
Publication date
Application filed by Felten & Guilleaume Carlswerk Actien-Gesellschaft filed Critical Felten & Guilleaume Carlswerk Actien-Gesellschaft
Publication of GB347073A publication Critical patent/GB347073A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/14—Electrothermal mechanisms
    • H01H71/16—Electrothermal mechanisms with bimetal element

Landscapes

  • Thermally Actuated Switches (AREA)
  • Breakers (AREA)

Abstract

347,073. Thermal switches. FELTEN & GUILLEAUME CARLSWERK AKT.- GES., Mulheim, Cologne, Germany. July 25, 1930, No. 22460. Convention date, Aug. 19, 1929. Drawings to Specification. [Class 38 (v).] In a thermal switch a resistance having a low temperature co-efficient of resistance is placed in parallel with a bimetallic strip to increase the time-lag.
GB2246030A 1930-07-25 Expired GB347073A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF69012D DE519743C (en) Bimetal release

Publications (1)

Publication Number Publication Date
GB347073A true GB347073A (en) 1931-04-23

Family

ID=7111018

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2246030A Expired GB347073A (en) 1930-07-25

Country Status (2)

Country Link
DE (1) DE519743C (en)
GB (1) GB347073A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3313898A (en) * 1964-07-01 1967-04-11 Gen Electric Circuit breaker with thermal trip device of high short-circuit withstandability

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1053641B (en) * 1954-11-26 1959-03-26 Hans Widmaier Electrical thermal release

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3313898A (en) * 1964-07-01 1967-04-11 Gen Electric Circuit breaker with thermal trip device of high short-circuit withstandability

Also Published As

Publication number Publication date
DE519743C (en) 1931-03-04

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