CH578783A5 - - Google Patents

Info

Publication number: CH578783A5
Authority: CH; Switzerland

Application number

CH1670774A

Original Assignee

Siemens Ag

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.)

1974-01-31

Filing date

1974-12-16

Publication date

1976-08-13

1974-01-31 Priority claimed from DE19742405149 external-priority patent/DE2405149C2/de

1974-12-16 Application filed by Siemens Ag filed Critical Siemens Ag

1976-08-13 Publication of CH578783A5 publication Critical patent/CH578783A5/xx

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/0015—Means for testing or for inspecting contacts, e.g. wear indicator

CH1670774A 1974-01-31 1974-12-16 CH578783A5 (id)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19742405149 DE2405149C2 (de)		1974-01-31	Vakuumschaltgerät mit Antriebsvorrichtung und Kontaktkraftfeder

Publications (1)

Publication Number	Publication Date
CH578783A5 true CH578783A5 (id)	1976-08-13

Family

ID=5906519

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH1670774A CH578783A5 (id)	1974-01-31	1974-12-16

Country Status (4)

Country	Link
US (1)	US4007345A (id)
JP (1)	JPS50108576A (id)
CH (1)	CH578783A5 (id)
GB (1)	GB1494755A (id)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS55124129U (id) *	1979-02-26	1980-09-03
US5736705A (en) *	1996-09-13	1998-04-07	Cooper Industries, Inc.	Grading ring insert assembly
US6140622A (en)	1999-01-29	2000-10-31	Trw Inc.	System for detecting the state of a switch device
CN107180728B (zh)	2016-03-11	2020-08-25	Abb瑞士股份有限公司	固封极柱及其组装方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3225170A (en) *	1964-03-09	1965-12-21	S & C Electric Co	Means for indicating the position of the contacts of a circuit interrupter
US3619533A (en) *	1970-05-15	1971-11-09	Gen Electric	Contactor with tip wear indicator
DE7230068U (de) *	1972-08-14	1974-01-31	Siemens Ag	Schaltzustandsanzeigevorrichtung für elektromagnetische Schaltgeräte

1974
- 1974-12-16 CH CH1670774A patent/CH578783A5/xx not_active IP Right Cessation
1975
- 1975-01-23 US US05/543,544 patent/US4007345A/en not_active Expired - Lifetime
- 1975-01-27 GB GB3535/75A patent/GB1494755A/en not_active Expired
- 1975-01-30 JP JP50012929A patent/JPS50108576A/ja active Pending

Also Published As

Publication number	Publication date
US4007345A (en)	1977-02-08
GB1494755A (en)	1977-12-14
DE2405149B1 (de)	1975-08-07
JPS50108576A (id)	1975-08-27

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Legal Events

Date	Code	Title	Description
1982-08-31	PL	Patent ceased
2024-10-31	PL	Patent ceased