EP0653771A3 - Safety switch. - Google Patents

Safety switch. Download PDF

Info

Publication number: EP0653771A3
Authority: EP; European Patent Office
Prior art keywords: safety switch; safety; switch
Prior art date: 1993-11-15
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.): Granted

Application number

EP94116205A

Other languages

German (de)

French (fr)

Other versions

EP0653771A2 (en

EP0653771B1 (en

Inventor

Rolf Dipl-Ing Wecke

Roland Dipl-Ing Moennings

Ralph Hoppmann

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.)

Hans Bernstein Spezialfabrik fur Schaltkontakte and Co GmbH

Original Assignee

Hans Bernstein Spezialfabrik fur Schaltkontakte and Co GmbH

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.)

1993-11-15

Filing date

1994-10-14

Publication date

1995-11-22

1994-10-14 Application filed by Hans Bernstein Spezialfabrik fur Schaltkontakte and Co GmbH filed Critical Hans Bernstein Spezialfabrik fur Schaltkontakte and Co GmbH

1995-05-17 Publication of EP0653771A2 publication Critical patent/EP0653771A2/en

1995-11-22 Publication of EP0653771A3 publication Critical patent/EP0653771A3/en

1998-03-04 Application granted granted Critical

1998-03-04 Publication of EP0653771B1 publication Critical patent/EP0653771B1/en

2014-10-14 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H27/00—Switches operated by a removable member, e.g. key, plug or plate; Switches operated by setting members according to a single predetermined combination out of several possible settings
- H01H27/002—Switches operated by a removable member, e.g. key, plug or plate; Switches operated by setting members according to a single predetermined combination out of several possible settings wherein one single insertion movement of a key comprises an unlocking stroke and a switch actuating stroke, e.g. security switch for safety guards
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H27/00—Switches operated by a removable member, e.g. key, plug or plate; Switches operated by setting members according to a single predetermined combination out of several possible settings
- H01H27/002—Switches operated by a removable member, e.g. key, plug or plate; Switches operated by setting members according to a single predetermined combination out of several possible settings wherein one single insertion movement of a key comprises an unlocking stroke and a switch actuating stroke, e.g. security switch for safety guards
- H01H2027/005—Switches operated by a removable member, e.g. key, plug or plate; Switches operated by setting members according to a single predetermined combination out of several possible settings wherein one single insertion movement of a key comprises an unlocking stroke and a switch actuating stroke, e.g. security switch for safety guards the key receiving part having multiple openings to allow keys from different directions to operate the switch

Landscapes

Engineering & Computer Science (AREA)
Computer Security & Cryptography (AREA)
Lock And Its Accessories (AREA)
Clamps And Clips (AREA)
Switch Cases, Indication, And Locking (AREA)
Mechanisms For Operating Contacts (AREA)

EP94116205A 1993-11-15 1994-10-14 Safety switch Expired - Lifetime EP0653771B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE4338910A DE4338910C1 (en)	1993-11-15	1993-11-15	Safety switch
DE4338910		1993-11-15

Publications (3)

Publication Number	Publication Date
EP0653771A2 EP0653771A2 (en)	1995-05-17
EP0653771A3 true EP0653771A3 (en)	1995-11-22
EP0653771B1 EP0653771B1 (en)	1998-03-04

Family

ID=6502595

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP94116205A Expired - Lifetime EP0653771B1 (en)	1993-11-15	1994-10-14	Safety switch

Country Status (4)

Country	Link
US (1)	US5516993A (en)
EP (1)	EP0653771B1 (en)
DE (2)	DE4338910C1 (en)
ES (1)	ES2113026T3 (en)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6940488B1 (en)	1994-01-06	2005-09-06	Microsoft Corporation	System and method of adjusting display characteristics of a displayable data file using an ergonomic computer input device
DE4408024C5 (en) *	1994-03-10	2007-09-06	Euchner Gmbh + Co. Kg	safety switch
DE4436579C2 (en) *	1994-10-13	1997-05-22	Bernstein Hans Spezialfabrik	Safety switch
DE19504744A1 (en) *	1995-02-14	1996-09-12	Schmersal K A Gmbh & Co	Safety switch
IT1275586B1 (en) *	1995-07-21	1997-08-06	Reiter Srl	KEY ELECTROMECHANICAL SAFETY SWITCH
DE29516230U1 (en) *	1995-10-13	1995-12-07	Hans Bernstein, Spezialfabrik für Schaltkontakte GmbH & Co, 32457 Porta Westfalica	Radius actuator for safety switches
FR2739971B1 (en) *	1995-10-13	1998-01-30	Gec Alsthom T & D Sa	DRIVE MECHANISM OF SIGNALING CONTACTS OF AN ELECTRICAL APPARATUS IN PARTICULAR OF A HIGH VOLTAGE EARTH SWITCH
FR2741993B1 (en) *	1995-12-05	1998-01-16	Schneider Electric Sa	ELECTRICAL KEY SAFETY SWITCH
DE19602690C1 (en) *	1996-01-26	1997-04-10	Euchner & Co	Safety interlock switch e.g. for machine system safety door
DE19649717A1 (en) *	1996-11-30	1998-06-04	Euchner Gmbh & Co	Safety key cut-out switch e.g for electrical machines - comprises key channel in switch casing, and in which key is insertable, with control disk rotated upon insertion of key, whereby devices are provided for fixture of control disk at completely inserted key
US5912661A (en) *	1997-01-14	1999-06-15	Microsoft Corp.	Z-encoder mechanism
IT1292975B1 (en) *	1997-04-11	1999-02-11	Pizzato Elettrica Srl	KEY SAFETY SWITCH.
DE29711163U1 (en) *	1997-06-26	1997-08-21	Hans Bernstein Spezialfabrik für Schaltkontakte GmbH & Co, 32457 Porta Westfalica	Safety switch
DE19744563C1 (en) *	1997-10-09	1999-02-04	Peterreins Schalttechnik Gmbh	Load isolation switch
ITVI980017A1 (en) *	1998-02-02	1999-08-02	Pizzato Elettrica Srl	ELECTRIC SAFETY SWITCH
DE29803028U1 (en) *	1998-02-20	1998-04-09	Hans Bernstein Spezialfabrik für Schaltkontakte GmbH & Co, 32457 Porta Westfalica	Safety switch
JP2000106066A (en) *	1998-07-30	2000-04-11	Omron Corp	Key switch
US6013881A (en) *	1999-03-30	2000-01-11	Honeywell Inc.	Key operated safety interlock switch
DE10106228A1 (en) *	2001-02-10	2002-09-19	Euchner Gmbh & Co	Safety switch with unlocking disc
GB0214205D0 (en) *	2002-06-19	2002-07-31	Eja Ltd	Lockable switch mechanism
EP1690433B1 (en)	2003-11-12	2008-04-30	Research In Motion Limited	Data-capable network prioritization with reduced delays in data service
US7271355B2 (en) *	2005-11-01	2007-09-18	Honeywell International Inc.	Locking mechanism for a safety switch
CA2677192C (en) *	2007-02-02	2011-12-20	Daikin Industries, Ltd.	Fluorine-containing copolymer having excellent washing resistance and soil release agent
US20080223012A1 (en) *	2007-03-13	2008-09-18	Black & Decker, Inc.	Cordless electric mower fail-safe charge lockout
JP2010157488A (en) *	2008-12-02	2010-07-15	Idec Corp	Safety switch
GB2496831A (en)	2011-04-01	2013-05-29	Idem Safety Switches Ltd	Anti-tamper safety switch with guard locking
GB2489525A (en) *	2011-04-01	2012-10-03	Idem Safety Switches Ltd	Safety switch anti-tamper cam system
GB201205751D0 (en) *	2012-03-30	2012-05-16	Idem Safety Switches Ltd	Safety switch with dual anti-tamper
CN106449208B (en) *	2016-10-21	2018-12-14	沈阳斯沃电器有限公司	Rotary low-pressure isolator operating mechanism

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2550880A1 (en) *	1983-08-20	1985-02-22	Schmersal K A Gmbh & Co	SAFETY SWITCH, IN PARTICULAR FOR ELEVATOR DOORS
US4963706A (en) *	1989-01-12	1990-10-16	Eja Engineering Company Limited	Safety switch assemblies
WO1991010247A1 (en) *	1989-12-30	1991-07-11	Klöckner-Moeller Gmbh	Safety switches for safety covers or the like

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE7627192U1 (en) *	1976-08-31	1976-12-23	Hans & Jos. Kronenberg Gmbh, 5060 Bensberg	Forced contact switching device, in particular for elevator doors
DE3100862C2 (en) *	1981-01-14	1984-02-09	K.A. Schmersal Gmbh & Co, 5600 Wuppertal	Safety switch
US4658102A (en) *	1984-09-08	1987-04-14	K. A. Schmersal Gmbh & Co.	Electric switch
US5464954A (en) *	1992-08-31	1995-11-07	Idec Izumi Corporation	Safety switch assembly

1993
- 1993-11-15 DE DE4338910A patent/DE4338910C1/en not_active Expired - Lifetime
1994
- 1994-10-14 ES ES94116205T patent/ES2113026T3/en not_active Expired - Lifetime
- 1994-10-14 EP EP94116205A patent/EP0653771B1/en not_active Expired - Lifetime
- 1994-10-14 DE DE59405371T patent/DE59405371D1/en not_active Expired - Fee Related
- 1994-11-14 US US08/339,496 patent/US5516993A/en not_active Expired - Lifetime

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2550880A1 (en) *	1983-08-20	1985-02-22	Schmersal K A Gmbh & Co	SAFETY SWITCH, IN PARTICULAR FOR ELEVATOR DOORS
US4963706A (en) *	1989-01-12	1990-10-16	Eja Engineering Company Limited	Safety switch assemblies
WO1991010247A1 (en) *	1989-12-30	1991-07-11	Klöckner-Moeller Gmbh	Safety switches for safety covers or the like

Also Published As

Publication number	Publication date
EP0653771A2 (en)	1995-05-17
US5516993A (en)	1996-05-14
DE59405371D1 (en)	1998-04-09
ES2113026T3 (en)	1998-04-16
EP0653771B1 (en)	1998-03-04
DE4338910C1 (en)	1995-02-16

Legal Events

Date	Code	Title	Description
1995-03-31	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
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1997-06-11	17Q	First examination report despatched	Effective date: 19970429
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1997-12-18	ITF	It: translation for a ep patent filed	Owner name: STUDIO INGG. FISCHETTI & WEBER
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