GB2177259B - Safety switch with forced opening of its break contacts - Google Patents

Safety switch with forced opening of its break contacts

Info

Publication number
GB2177259B
GB2177259B GB8611875A GB8611875A GB2177259B GB 2177259 B GB2177259 B GB 2177259B GB 8611875 A GB8611875 A GB 8611875A GB 8611875 A GB8611875 A GB 8611875A GB 2177259 B GB2177259 B GB 2177259B
Authority
GB
United Kingdom
Prior art keywords
safety switch
break contacts
forced opening
forced
opening
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
GB8611875A
Other versions
GB2177259A (en
GB8611875D0 (en
Inventor
Guy Lacan
Michel Rochard
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.)
Telemecanique SA
Original Assignee
Telemecanique Electrique 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 Telemecanique Electrique SA filed Critical Telemecanique Electrique SA
Publication of GB8611875D0 publication Critical patent/GB8611875D0/en
Publication of GB2177259A publication Critical patent/GB2177259A/en
Application granted granted Critical
Publication of GB2177259B publication Critical patent/GB2177259B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/001—Means for preventing or breaking contact-welding
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
    • H01H1/24—Contacts characterised by the manner in which co-operating contacts engage by abutting with resilient mounting
GB8611875A 1985-05-22 1986-05-15 Safety switch with forced opening of its break contacts Expired GB2177259B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8507669A FR2582442B1 (en) 1985-05-22 1985-05-22 SAFETY SWITCH WITH FORCED OPENING OF ITS REST CONTACTS

Publications (3)

Publication Number Publication Date
GB8611875D0 GB8611875D0 (en) 1986-06-25
GB2177259A GB2177259A (en) 1987-01-14
GB2177259B true GB2177259B (en) 1989-07-19

Family

ID=9319459

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8611875A Expired GB2177259B (en) 1985-05-22 1986-05-15 Safety switch with forced opening of its break contacts

Country Status (6)

Country Link
JP (1) JPS61271721A (en)
DE (1) DE3617049A1 (en)
FR (1) FR2582442B1 (en)
GB (1) GB2177259B (en)
IT (1) IT1189126B (en)
SE (1) SE463439B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4302185C1 (en) * 1993-01-27 1994-03-24 Schadow Rudolf Gmbh Two-pole electric switch - with dead-time coupling path for switch cams between sliding operating element and each switch wiper
US5304753A (en) * 1993-06-29 1994-04-19 Eaton Corporation Electric switch with welded contact sensor lockout
DE4324763C2 (en) * 1993-07-23 1997-01-16 Georg Dipl Ing Emken Electric snap switch
CA2130893A1 (en) * 1993-09-17 1995-03-18 Bayer Corporation Method and system for collecting, processing and storing blood components
JP4545802B2 (en) * 2008-01-21 2010-09-15 Ｉｄｅｃ株式会社 Pushbutton switch, operation device using the same, and teaching pendant
EP3312861B1 (en) * 2016-10-24 2021-02-24 C&K Components SAS Electrical pushbutton snap switch with means for identifying the position of the driving member and of the pushbutton

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL82313C (en) * 1949-08-17
GB1133039A (en) * 1967-05-12 1968-11-06 Carr Fastener Co Ltd Rotary switch
GB1304277A (en) * 1970-03-26 1973-01-24
DE2240482C3 (en) * 1972-08-17 1975-05-07 Honeywell Gmbh, 6000 Frankfurt Limit switch
US3958094A (en) * 1973-10-01 1976-05-18 Schantz Spencer C Kickout switch and buzzer
DE2530226C3 (en) * 1975-07-07 1978-09-28 Honeywell Gmbh, 6000 Frankfurt Limit switch
DE2618312A1 (en) * 1976-04-27 1977-11-17 Kissling Gmbh Snap action changeover switch - has moving contact bridge and spring loaded lower fixed contacts designed to ensure contact separation on operation
FR2408206A1 (en) * 1977-11-08 1979-06-01 Crouzet Sa POSITIVE CONTROL SWITCH
DE3369595D1 (en) * 1982-12-09 1987-03-05 Texas Instruments Inc Condition responsive switch particularly with discrete pressure responsive unit

Also Published As

Publication number Publication date
IT8620441A1 (en) 1987-11-15
IT1189126B (en) 1988-01-28
IT8620441A0 (en) 1986-05-15
SE8602163D0 (en) 1986-05-13
DE3617049A1 (en) 1986-11-27
SE463439B (en) 1990-11-19
FR2582442B1 (en) 1988-08-26
GB2177259A (en) 1987-01-14
SE8602163L (en) 1986-11-23
GB8611875D0 (en) 1986-06-25
JPS61271721A (en) 1986-12-02
FR2582442A1 (en) 1986-11-28

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20000515