FR664768A - Improvements to thermal relays and similar devices - Google Patents

Improvements to thermal relays and similar devices

Info

Publication number
FR664768A
FR664768A FR664768DA FR664768A FR 664768 A FR664768 A FR 664768A FR 664768D A FR664768D A FR 664768DA FR 664768 A FR664768 A FR 664768A
Authority
FR
France
Prior art keywords
similar devices
thermal relays
relays
thermal
similar
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
Other languages
French (fr)
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR664768A publication Critical patent/FR664768A/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
    • H01H71/74—Means for adjusting the conditions under which the device will function to provide protection
    • H01H71/7409—Interchangeable elements
FR664768D 1927-11-29 1928-11-28 Improvements to thermal relays and similar devices Expired FR664768A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US236529A US1842958A (en) 1927-11-29 1927-11-29 Thermo relay

Publications (1)

Publication Number Publication Date
FR664768A true FR664768A (en) 1929-09-07

Family

ID=22889898

Family Applications (2)

Application Number Title Priority Date Filing Date
FR767696D Expired FR767696A (en) 1927-11-29
FR664768D Expired FR664768A (en) 1927-11-29 1928-11-28 Improvements to thermal relays and similar devices

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR767696D Expired FR767696A (en) 1927-11-29

Country Status (5)

Country Link
US (1) US1842958A (en)
BE (1) BE396224A (en)
DE (1) DE506752C (en)
FR (2) FR664768A (en)
GB (1) GB301425A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2424297A (en) * 1943-11-20 1947-07-22 Westinghouse Electric Corp Overload relay
DE963348C (en) * 1944-02-02 1957-05-09 Siemens Ag Release device with a thermally delayed bimetal and an undelayed electromagnetic quick release
US2931884A (en) * 1957-01-23 1960-04-05 Sunbeam Corp Controlled heat cooking vessel
DE2448026C3 (en) * 1974-10-09 1978-09-28 Ellenberger & Poensgen Gmbh, 8503 Altdorf Directly heated bimetal strip for thermal tripping of an overcurrent switch

Also Published As

Publication number Publication date
BE396224A (en)
US1842958A (en) 1932-01-26
FR767696A (en) 1934-07-20
DE506752C (en) 1930-09-08
GB301425A (en) 1930-03-28

Similar Documents

Publication Publication Date Title
FR668879A (en) Improvements to electrical relays
FR35302E (en) Improvements to relays and other timed devices
FR664768A (en) Improvements to thermal relays and similar devices
FR666922A (en) Improvements to hearing devices
FR650893A (en) Improvements to baby bottles and other similar devices
FR666169A (en) Improvements to electrical contactors and similar devices
FR658706A (en) Improvements to wetting devices
FR666962A (en) Improvements to electrical relays and similar devices
FR658222A (en) Improvements to boilers and similar devices
FR657859A (en) Improvements to pump-turbines and other similar devices
FR643016A (en) Improvements to galvano-cauteries and analogues
FR35776E (en) Improvements to relays and other timed devices
FR33277E (en) Improvements to relays
FR649149A (en) Improvements to switches
FR643277A (en) Improvements to projection devices
FR574718A (en) Improvements to relays and similar devices
FR660845A (en) Improvements to mixing devices
FR628500A (en) Improvements to electrical relays
FR659585A (en) Improvements to extinguishers
FR647106A (en) Improvements to gyrostatic devices
FR652889A (en) Improvements to telegraph relays, recorders and similar instruments
FR634860A (en) Improvements to chromophotography devices
FR33775E (en) Improvements to piezoelectric devices
FR34017E (en) Improvements to piezoelectric devices
FR649044A (en) Improvements made to switches