CA942806A - Enclosed switch device with cover interlock - Google Patents
Enclosed switch device with cover interlockInfo
- Publication number
- CA942806A CA942806A CA168,597A CA168597A CA942806A CA 942806 A CA942806 A CA 942806A CA 168597 A CA168597 A CA 168597A CA 942806 A CA942806 A CA 942806A
- Authority
- CA
- Canada
- Prior art keywords
- switch device
- enclosed switch
- cover interlock
- interlock
- cover
- 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
Links
Classifications
-
- 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
- H01H9/20—Interlocking, locking, or latching mechanisms
- H01H9/22—Interlocking, locking, or latching mechanisms for interlocking between casing, cover, or protective shutter and mechanism for operating contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/50—Manual reset mechanisms which may be also used for manual release
- H01H71/501—Means for breaking welded contacts; Indicating contact welding or other malfunction of the circuit breaker
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US24545672A | 1972-04-19 | 1972-04-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA942806A true CA942806A (en) | 1974-02-26 |
Family
ID=22926728
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA168,597A Expired CA942806A (en) | 1972-04-19 | 1973-04-12 | Enclosed switch device with cover interlock |
Country Status (3)
Country | Link |
---|---|
US (1) | US3760132A (en) |
BR (1) | BR7302846D0 (en) |
CA (1) | CA942806A (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4000478A (en) * | 1975-10-30 | 1976-12-28 | General Electric Company | Static trip molded case circuit breaker including trip interlock |
US4337972A (en) * | 1979-10-24 | 1982-07-06 | Killark Electric Manufacturing Co. | Panel board safety latch assembly |
IT1136608B (en) * | 1981-05-19 | 1986-09-03 | Sarno Spa | INDUSTRIAL POWER INLET WITH MECHANICAL LOCK SWITCH |
US7405369B2 (en) * | 2005-08-08 | 2008-07-29 | General Electric Company | Interlock apparatus and method for disconnect switches |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3609261A (en) * | 1970-05-15 | 1971-09-28 | Square D Co | External actuator handle mechanism for enclosed circuit breakers |
-
1972
- 1972-04-19 US US00245456A patent/US3760132A/en not_active Expired - Lifetime
-
1973
- 1973-04-12 CA CA168,597A patent/CA942806A/en not_active Expired
- 1973-04-18 BR BR2846/73A patent/BR7302846D0/en unknown
Also Published As
Publication number | Publication date |
---|---|
US3760132A (en) | 1973-09-18 |
BR7302846D0 (en) | 1974-07-11 |
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