CH577141A5 - - Google Patents
Info
- Publication number
- CH577141A5 CH577141A5 CH602874A CH602874A CH577141A5 CH 577141 A5 CH577141 A5 CH 577141A5 CH 602874 A CH602874 A CH 602874A CH 602874 A CH602874 A CH 602874A CH 577141 A5 CH577141 A5 CH 577141A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- 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
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- 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
- H01H27/007—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 switch being lockable by remote control, e.g. by electromagnet
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computer Security & Cryptography (AREA)
- Mechanical Engineering (AREA)
- Auxiliary Devices For Machine Tools (AREA)
- Lock And Its Accessories (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2329964A DE2329964C3 (de) | 1973-06-13 | 1973-06-13 | Elektromechanische Sicherheitsverriegelung seinrichtung |
Publications (1)
Publication Number | Publication Date |
---|---|
CH577141A5 true CH577141A5 (xx) | 1976-06-30 |
Family
ID=5883812
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH602874A CH577141A5 (xx) | 1973-06-13 | 1974-05-03 |
Country Status (6)
Country | Link |
---|---|
US (1) | US3915273A (xx) |
AT (1) | AT338366B (xx) |
CH (1) | CH577141A5 (xx) |
DE (1) | DE2329964C3 (xx) |
FR (1) | FR2233558B3 (xx) |
GB (1) | GB1478028A (xx) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1513823A (en) * | 1975-03-12 | 1978-06-14 | Unimax Switch Ltd | Safety device for guarded machinery |
US4012063A (en) * | 1975-11-26 | 1977-03-15 | Ametek, Inc. | Interlock latch assembly for centrifugals |
NL182609C (nl) * | 1977-02-10 | 1988-04-05 | Philips Nv | Videoplatenspeler. |
US4379481A (en) * | 1977-12-27 | 1983-04-12 | North American Philips Corporation | X-Ray apparatus and closure mechanism therefor |
DE3242525A1 (de) * | 1982-11-18 | 1984-05-24 | Rheinmetall GmbH, 4000 Düsseldorf | Sicherheitstuerverriegelung |
USRE34396E (en) * | 1984-08-16 | 1993-10-05 | Helmut Letzel | Safety interlock switching device for protecting equipment |
DE3476107D1 (en) * | 1984-08-16 | 1989-02-16 | Letzel Helmut | Safety locking device for apparatus to prevent access to dangerous areas |
DE3444325A1 (de) * | 1984-12-05 | 1986-06-12 | Rheinmetall GmbH, 4000 Düsseldorf | Verriegelungs- und sicherheitsvorrichtung und verfahren zu ihrem betrieb |
FR2646074A1 (fr) * | 1989-04-24 | 1990-10-26 | Ronic Ind | Dispositif de securite electrique commande par couvercle de cuve dans un appareil de preparation culinaire |
DE4015797A1 (de) * | 1989-05-17 | 1990-12-06 | Letzel Helmut | Vorrichtung zur sicherheitsverriegelung bei schutzeinrichtungen |
US5131515A (en) * | 1991-04-19 | 1992-07-21 | Westlake Farms, Inc. | Safety apparatus closure lock controlling access to rotational member |
EP0645667A1 (en) * | 1993-06-30 | 1995-03-29 | Eastman Kodak Company | Door safety system for storage phosphor cassette autoloader |
AU676629B2 (en) * | 1994-02-25 | 1997-03-13 | Assa Abloy Australia Pty Limited | Improvements in electromechanical locks |
AUPM409094A0 (en) * | 1994-02-25 | 1994-03-24 | Trimec Securities Pty. Limited | Improvements in electromagnetic locks |
JP3339821B2 (ja) * | 1998-06-29 | 2002-10-28 | 新キャタピラー三菱株式会社 | 作業機械のロック方法およびそのロック装置 |
US7928330B2 (en) * | 2006-09-29 | 2011-04-19 | Rockwell Automation Limited | Safety switch |
EP1906421A3 (en) * | 2006-09-29 | 2009-01-07 | Eja Limited | Safety Switch |
CN101911235B (zh) * | 2008-01-29 | 2015-04-01 | 西门子公司 | 用于强制打开触头元件且具有保持关闭功能的安全开关以及将具有锁定功能的安全开关的触头元件强制打开的方法 |
JP5527591B2 (ja) * | 2010-02-04 | 2014-06-18 | Dmg森精機株式会社 | 工作機械 |
DE102011004968B4 (de) * | 2011-03-02 | 2014-07-10 | Siemens Aktiengesellschaft | Elektrischer Schalter |
US9184014B2 (en) * | 2013-02-01 | 2015-11-10 | General Electric Company | Electrical operator for circuit breaker and method thereof |
CN103640046A (zh) * | 2013-12-17 | 2014-03-19 | 上海贞元实业有限公司 | 锁刀电路及锁刀装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1837244A (en) * | 1925-12-07 | 1931-12-22 | Thomas S Watson | Safety control for extractor covers and the like |
US2738072A (en) * | 1952-09-04 | 1956-03-13 | Gen Electric | Time controlled cover lock for clothes washers and the like |
US3161273A (en) * | 1963-05-07 | 1964-12-15 | Krantz Aachen H | Electronic monitor device for centrifuges |
US3734290A (en) * | 1971-10-20 | 1973-05-22 | Maytag Co | Latch mechanism |
US3762552A (en) * | 1971-10-20 | 1973-10-02 | Maytag Co | Motion sensing latch system |
-
1973
- 1973-06-13 DE DE2329964A patent/DE2329964C3/de not_active Expired
-
1974
- 1974-05-02 AT AT360374A patent/AT338366B/de not_active IP Right Cessation
- 1974-05-03 CH CH602874A patent/CH577141A5/xx not_active IP Right Cessation
- 1974-05-31 FR FR7418948A patent/FR2233558B3/fr not_active Expired
- 1974-06-10 US US477998A patent/US3915273A/en not_active Expired - Lifetime
- 1974-06-12 GB GB2605674A patent/GB1478028A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2233558A1 (xx) | 1975-01-10 |
DE2329964C3 (de) | 1975-12-11 |
FR2233558B3 (xx) | 1977-04-08 |
GB1478028A (en) | 1977-06-29 |
DE2329964A1 (de) | 1975-01-09 |
AT338366B (de) | 1977-08-25 |
US3915273A (en) | 1975-10-28 |
ATA360374A (de) | 1976-12-15 |
DE2329964B2 (de) | 1975-05-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |