AU4919385A - Safety switch - Google Patents
Safety switchInfo
- Publication number
- AU4919385A AU4919385A AU49193/85A AU4919385A AU4919385A AU 4919385 A AU4919385 A AU 4919385A AU 49193/85 A AU49193/85 A AU 49193/85A AU 4919385 A AU4919385 A AU 4919385A AU 4919385 A AU4919385 A AU 4919385A
- Authority
- AU
- Australia
- Prior art keywords
- safety switch
- safety
- switch
- 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.)
- Granted
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
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/16—Indicators for switching condition, e.g. "on" or "off"
- H01H9/167—Circuits for remote indication
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US67055484A | 1984-11-09 | 1984-11-09 | |
US670554 | 1984-11-09 | ||
US718931 | 1985-04-02 | ||
US06/718,931 US4645886A (en) | 1984-11-09 | 1985-04-02 | Switch for automatically providing a safety function when its contacts are fused together in the "ON" position |
US719684 | 1985-04-04 | ||
US06/719,684 US4647727A (en) | 1985-04-04 | 1985-04-04 | Switch for automatically interrupting a circuit when its contacts are fused together in the "ON" position |
Publications (2)
Publication Number | Publication Date |
---|---|
AU4919385A true AU4919385A (en) | 1986-06-26 |
AU587208B2 AU587208B2 (en) | 1989-08-10 |
Family
ID=27418208
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU49193/85A Ceased AU587208B2 (en) | 1984-11-09 | 1985-10-30 | Safety switch |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0181006B1 (en) |
AU (1) | AU587208B2 (en) |
CA (1) | CA1272235A (en) |
DE (2) | DE181006T1 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ZA912671B (en) * | 1990-04-20 | 1992-01-29 | Westinghouse Electric Corp | Circuit breaker with positive indication of welded contacts |
GB9118501D0 (en) * | 1991-08-29 | 1991-10-16 | Jury Christopher | An electrical switch assembly |
US5304753A (en) * | 1993-06-29 | 1994-04-19 | Eaton Corporation | Electric switch with welded contact sensor lockout |
DE19528918A1 (en) * | 1995-08-07 | 1997-02-13 | Rainer Dipl Phys Berthold | Earth leakage circuit breaker with automatic monitoring function - compares measured fault current response threshold and response time with stored values to operate alarm or open main current contacts |
ATE544025T1 (en) * | 2008-10-30 | 2012-02-15 | Caterpillar Inc | RELAY CONTROL OF A TRANSMISSION DIRECTION CONTROL SYSTEM |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3964004A (en) * | 1974-02-25 | 1976-06-15 | Mertler Charles S | Thermostatic switch with standby contacts |
DE2559688C2 (en) * | 1975-07-07 | 1983-06-01 | Honeywell Gmbh, 6000 Frankfurt | Limit switch |
DE2705330C2 (en) * | 1977-02-09 | 1983-10-27 | Brown, Boveri & Cie Ag, 6800 Mannheim | Electrical switch, in particular motor protection switch |
US4628288A (en) * | 1984-05-15 | 1986-12-09 | Mitsubishi Denki Kabushiki Kaisha | Circuit interrupter |
EP0226530A3 (en) * | 1985-11-08 | 1989-07-26 | Siemens Aktiengesellschaft | Trip-indicating device for a low-voltage circuit breaker |
-
1985
- 1985-10-30 AU AU49193/85A patent/AU587208B2/en not_active Ceased
- 1985-11-08 EP EP19850114263 patent/EP0181006B1/en not_active Expired
- 1985-11-08 DE DE1985114263 patent/DE181006T1/en active Pending
- 1985-11-08 DE DE8585114263T patent/DE3584229D1/en not_active Expired - Fee Related
- 1985-11-12 CA CA000495087A patent/CA1272235A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE3584229D1 (en) | 1991-10-31 |
AU587208B2 (en) | 1989-08-10 |
DE181006T1 (en) | 1987-01-15 |
EP0181006A3 (en) | 1987-10-14 |
CA1272235A (en) | 1990-07-31 |
EP0181006A2 (en) | 1986-05-14 |
EP0181006B1 (en) | 1991-09-25 |
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