GB1451954A - Locking devices for the operating members of electric circuit breakers or switches - Google Patents
Locking devices for the operating members of electric circuit breakers or switchesInfo
- Publication number
- GB1451954A GB1451954A GB547573A GB547573A GB1451954A GB 1451954 A GB1451954 A GB 1451954A GB 547573 A GB547573 A GB 547573A GB 547573 A GB547573 A GB 547573A GB 1451954 A GB1451954 A GB 1451954A
- Authority
- GB
- United Kingdom
- Prior art keywords
- switches
- electric circuit
- circuit breakers
- locking devices
- operating members
- 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
- H01H9/28—Interlocking, locking, or latching mechanisms for locking switch parts by a key or equivalent removable member
- H01H9/281—Interlocking, locking, or latching mechanisms for locking switch parts by a key or equivalent removable member making use of a padlock
- H01H9/282—Interlocking, locking, or latching mechanisms for locking switch parts by a key or equivalent removable member making use of a padlock and a separate part mounted or mountable on the switch assembly and movable between an unlocking position and a locking position where it can be secured by the padlock
- H01H9/283—Interlocking, locking, or latching mechanisms for locking switch parts by a key or equivalent removable member making use of a padlock and a separate part mounted or mountable on the switch assembly and movable between an unlocking position and a locking position where it can be secured by the padlock the part being removable
Landscapes
- Breakers (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
1451954 Locking switches J A CRABTREE & CO Ltd 25 April 1974 [3 Feb 1973] 5475/73 Heading H1N A locking device for the handle 12 Fig. 1 of an electric switch 22 has a body 10 and a pin 19 which secures the body 10 to the handle 12 so that interference with the body of the switch prevents operation of the switch. A pivoted latch 30 is provided to hold the pin 19 in position and has a flange 35 and slot 38 engaged over the head 36 of the pin, the latch 30 being padlocked at a lug 16 projecting through a slot 30a.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB547573A GB1451954A (en) | 1973-02-03 | 1973-02-03 | Locking devices for the operating members of electric circuit breakers or switches |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB547573A GB1451954A (en) | 1973-02-03 | 1973-02-03 | Locking devices for the operating members of electric circuit breakers or switches |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1451954A true GB1451954A (en) | 1976-10-06 |
Family
ID=9796892
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB547573A Expired GB1451954A (en) | 1973-02-03 | 1973-02-03 | Locking devices for the operating members of electric circuit breakers or switches |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB1451954A (en) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2160253A (en) * | 1984-06-11 | 1985-12-18 | Ibm | Business machine locking device |
US5147991A (en) * | 1991-07-22 | 1992-09-15 | Jordan Sr Nathaniel | Electrical switch locking system |
US5260528A (en) * | 1991-12-30 | 1993-11-09 | Benda Steven J | Lock out for wall switching means |
US5370547A (en) * | 1992-12-09 | 1994-12-06 | At&T Corp. | Hasp mechanism |
GB2285887A (en) * | 1994-01-21 | 1995-07-26 | Square D Co | A locking device for a circuit breaker handle |
US5500495A (en) * | 1993-01-26 | 1996-03-19 | Brady Usa, Inc. | Circuit breaker lockout device for attachment to solid switch stem |
AU2008200387B2 (en) * | 2007-01-30 | 2011-05-26 | Nhp Electrical Engineering Products Pty Ltd | Captive locking assembly |
US8748759B2 (en) | 2011-08-12 | 2014-06-10 | Panduit Corp. | Circuit breaker lockout |
-
1973
- 1973-02-03 GB GB547573A patent/GB1451954A/en not_active Expired
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2160253A (en) * | 1984-06-11 | 1985-12-18 | Ibm | Business machine locking device |
US5147991A (en) * | 1991-07-22 | 1992-09-15 | Jordan Sr Nathaniel | Electrical switch locking system |
US5260528A (en) * | 1991-12-30 | 1993-11-09 | Benda Steven J | Lock out for wall switching means |
US5370547A (en) * | 1992-12-09 | 1994-12-06 | At&T Corp. | Hasp mechanism |
US5500495A (en) * | 1993-01-26 | 1996-03-19 | Brady Usa, Inc. | Circuit breaker lockout device for attachment to solid switch stem |
GB2285887A (en) * | 1994-01-21 | 1995-07-26 | Square D Co | A locking device for a circuit breaker handle |
AU2008200387B2 (en) * | 2007-01-30 | 2011-05-26 | Nhp Electrical Engineering Products Pty Ltd | Captive locking assembly |
US8748759B2 (en) | 2011-08-12 | 2014-06-10 | Panduit Corp. | Circuit breaker lockout |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |