ATE177882T1 - Sicherheitsschalteranordnung - Google Patents

Sicherheitsschalteranordnung

Info

Publication number
ATE177882T1
ATE177882T1 AT90906294T AT90906294T ATE177882T1 AT E177882 T1 ATE177882 T1 AT E177882T1 AT 90906294 T AT90906294 T AT 90906294T AT 90906294 T AT90906294 T AT 90906294T AT E177882 T1 ATE177882 T1 AT E177882T1
Authority
AT
Austria
Prior art keywords
elements
pct
enclosure
switching circuit
adjacent
Prior art date
Application number
AT90906294T
Other languages
English (en)
Inventor
George Henry Jackson
Original Assignee
Eja Eng Plc
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
Priority claimed from GB898908517A external-priority patent/GB8908517D0/en
Priority claimed from GB898928646A external-priority patent/GB8928646D0/en
Application filed by Eja Eng Plc filed Critical Eja Eng Plc
Application granted granted Critical
Publication of ATE177882T1 publication Critical patent/ATE177882T1/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/945—Proximity switches
    • H03K17/95—Proximity switches using a magnetic detector
    • H03K17/9502—Measures for increasing reliability
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16P—SAFETY DEVICES IN GENERAL; SAFETY DEVICES FOR PRESSES
    • F16P3/00—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body
    • F16P3/08—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body in connection with the locking of doors, covers, guards, or like members giving access to moving machine parts
    • F16P3/10—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body in connection with the locking of doors, covers, guards, or like members giving access to moving machine parts in which the operation of locking the door or other member causes the machine to start
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/965—Switches controlled by moving an element forming part of the switch
    • H03K17/97—Switches controlled by moving an element forming part of the switch using a magnetic movable element

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Switches That Are Operated By Magnetic Or Electric Fields (AREA)
  • Push-Button Switches (AREA)
  • Electronic Switches (AREA)
  • Air Bags (AREA)
  • Control Of Combustion (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Manipulator (AREA)
  • Keying Circuit Devices (AREA)
AT90906294T 1989-04-14 1990-04-17 Sicherheitsschalteranordnung ATE177882T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB898908517A GB8908517D0 (en) 1989-04-14 1989-04-14 Safety switch assembly
GB898928646A GB8928646D0 (en) 1989-12-19 1989-12-19 Safety switch assembly

Publications (1)

Publication Number Publication Date
ATE177882T1 true ATE177882T1 (de) 1999-04-15

Family

ID=26295220

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90906294T ATE177882T1 (de) 1989-04-14 1990-04-17 Sicherheitsschalteranordnung

Country Status (8)

Country Link
US (1) US5254879A (de)
EP (1) EP0467942B1 (de)
JP (1) JP3007413B2 (de)
AT (1) ATE177882T1 (de)
AU (1) AU5420790A (de)
DE (1) DE69033004T2 (de)
GB (1) GB2247320B (de)
WO (1) WO1990013180A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2735275B1 (fr) * 1995-06-06 1997-08-08 Robot Coupe Sa Dispositif de verrouillage electrique de securite
KR970018792U (ko) * 1995-10-16 1997-05-26 전자레인지의 전원차단 안전장치
DE19840620C1 (de) * 1998-09-05 2000-04-27 Steute Schaltgeraete Gmbh & Co Berührungsloser Sicherheitsschalter
GB2353361A (en) * 1999-08-18 2001-02-21 Walton Green Andrew John Scott Proximity switch comprising relatively movable tuned circuits
US6591523B2 (en) 2001-03-27 2003-07-15 Apple Corporate Technologies, Inc. Acoustic card
US6675511B2 (en) 2001-04-20 2004-01-13 Apple Corporate Technologies, Inc. Acoustic card
DE10146828A1 (de) * 2001-09-18 2003-04-24 Euchner Gmbh & Co Zuhaltesystem eines Sicherheitsschalters mit einem Lesekopf und einem Betätiger
GB2385182B (en) * 2002-02-06 2006-06-21 Mechan Controls Ltd Safety switching devices
KR101255940B1 (ko) * 2009-04-28 2013-04-23 오므론 가부시키가이샤 근접 스위치
GB2470775B (en) * 2009-06-05 2015-06-24 Mechan Controls Ltd Safety switching device
TWI545895B (zh) * 2010-03-10 2016-08-11 旺玖科技股份有限公司 無接觸式開關及其控制方法
DE102015218340B4 (de) * 2015-09-24 2018-06-21 Ifm Electronic Gmbh Induktiver Näherungsschalter mit einem Vorbedämpfungselement
DE102016114135A1 (de) * 2016-07-29 2018-02-01 Phoenix Contact Gmbh & Co. Kg Verfahren zum Signalisieren der Position einer Sicherheitseinrichtung und Sicherheitsschaltsystem

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1809100B2 (de) * 1968-11-15 1971-09-02 Sicherheitgrenztaster fuer beruehrungsloses schalten
GB1270346A (en) * 1970-03-05 1972-04-12 Square D Co Proximity switch
DE2739967B2 (de) * 1977-09-06 1981-06-11 geb. Wierzbowski Ursula 7300 Esslingen Gaßmann Annäherungsinitiator
EP0045197A1 (de) * 1980-07-28 1982-02-03 Bsg (Security) Limited Elektromagnetisches Schloss
DE3225193A1 (de) * 1982-07-06 1984-01-12 Gebhard Balluff Fabrik feinmechanischer Erzeugnisse GmbH & Co, 7303 Neuhausen Induktiver naeherungsschalter
US4580062A (en) * 1983-04-21 1986-04-01 Cosden Technology, Inc. Safety shield control device
US4682801A (en) * 1984-08-31 1987-07-28 Securitron-Magnalock Corp. Electromagnet access control circuit
DE3616389A1 (de) * 1986-05-15 1987-11-19 Turck Werner Kg Beruehrungslos wirkender naeherungsschalter
US4910634A (en) * 1989-01-02 1990-03-20 Ncr Corporation Interlock switch

Also Published As

Publication number Publication date
JP3007413B2 (ja) 2000-02-07
EP0467942A1 (de) 1992-01-29
EP0467942B1 (de) 1999-03-17
JPH04504792A (ja) 1992-08-20
WO1990013180A1 (en) 1990-11-01
DE69033004D1 (de) 1999-04-22
DE69033004T2 (de) 1999-11-18
US5254879A (en) 1993-10-19
AU5420790A (en) 1990-11-16
GB2247320A (en) 1992-02-26
GB9121464D0 (en) 1991-11-27
GB2247320B (en) 1994-01-05

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties