EP2846346A3 - Blocking element for an electrical switch - Google Patents

Blocking element for an electrical switch Download PDF

Info

Publication number
EP2846346A3
EP2846346A3 EP14156281.9A EP14156281A EP2846346A3 EP 2846346 A3 EP2846346 A3 EP 2846346A3 EP 14156281 A EP14156281 A EP 14156281A EP 2846346 A3 EP2846346 A3 EP 2846346A3
Authority
EP
European Patent Office
Prior art keywords
blocking element
electrical switch
handle
movement
shift lever
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
Application number
EP14156281.9A
Other languages
German (de)
French (fr)
Other versions
EP2846346B1 (en
EP2846346A2 (en
Inventor
Thomas Bunk
Thomas Roman Abril
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Original Assignee
Siemens AG
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
Application filed by Siemens AG filed Critical Siemens AG
Publication of EP2846346A2 publication Critical patent/EP2846346A2/en
Publication of EP2846346A3 publication Critical patent/EP2846346A3/en
Application granted granted Critical
Publication of EP2846346B1 publication Critical patent/EP2846346B1/en
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H01H71/1054—Means for avoiding unauthorised release
    • 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
    • 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
    • H01H9/285—Locking mechanisms incorporated in the switch assembly and operable by a key or a special tool
    • 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
    • H01H9/223—Defeatable locking means

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Switch Cases, Indication, And Locking (AREA)
  • Arrangement Or Mounting Of Control Devices For Change-Speed Gearing (AREA)
  • Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
  • Lock And Its Accessories (AREA)

Abstract

Es wird ein Blockierelement zur Blockierung der Bewegung einer Handhabe oder eines Schalthebels eines elektrischen Schalters offenbart, wobei das Blockierelement zwischen mindestens zwei Positionen schaltbar ist und in der ersten Position das Blockierelement die Bewegung der Handhabe oder des Schalthebels blockieren kann und in der zweiten Position das Blockierelement die Bewegung der Handhabe oder des Schalthebels nicht blockieren kann.

Figure imgaf001
A blocking element is disclosed for blocking the movement of a handle or a shift lever of an electrical switch, wherein the blocking element is switchable between at least two positions and in the first position the blocking element can block the movement of the handle or the shift lever and in the second position the blocking element can not block the movement of the handle or the shift lever.
Figure imgaf001
EP14156281.9A 2013-07-01 2014-02-24 Blocking element for an electrical switch Not-in-force EP2846346B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102013212798.7A DE102013212798A1 (en) 2013-07-01 2013-07-01 Blocking element for an electrical switch

Publications (3)

Publication Number Publication Date
EP2846346A2 EP2846346A2 (en) 2015-03-11
EP2846346A3 true EP2846346A3 (en) 2015-09-30
EP2846346B1 EP2846346B1 (en) 2017-02-22

Family

ID=50156615

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14156281.9A Not-in-force EP2846346B1 (en) 2013-07-01 2014-02-24 Blocking element for an electrical switch

Country Status (4)

Country Link
US (1) US9230767B2 (en)
EP (1) EP2846346B1 (en)
CN (1) CN104282461B (en)
DE (1) DE102013212798A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9105415B2 (en) * 2013-04-22 2015-08-11 General Electric Company Retaining insert for an electrical protection system and method
EP3384511B1 (en) * 2015-12-04 2019-10-16 ABB Schweiz AG A disconnector device and arrangement for disconnecting a contactor
US9859074B1 (en) 2017-09-03 2018-01-02 Carlos M. Martinez Locking device for rocker switch
CN112117167B (en) * 2020-09-18 2023-05-05 广东电网有限责任公司梅州供电局 Misoperation prevention device for air switch
CN117558593B (en) * 2024-01-10 2024-03-15 深圳曼顿科技有限公司 Locking structure of circuit breaker electric operation device and circuit breaker electric operation device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2288270A (en) * 1941-08-22 1942-06-30 Westinghouse Electric & Mfg Co Circuit breaker
US2343548A (en) * 1942-08-08 1944-03-07 Ite Circuit Breaker Ltd Circuit breaker locking device
US20080277250A1 (en) * 2007-05-10 2008-11-13 Decook Steve Circuit breaker with improved lock-off accessory
DE102010032035A1 (en) * 2010-07-19 2012-01-19 Siemens Aktiengesellschaft Circuit breaker, especially for low voltage

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3033213C2 (en) * 1980-08-29 1982-10-21 Siemens AG, 1000 Berlin und 8000 München Low voltage circuit breaker with a locking lever
DE8509653U1 (en) * 1985-03-30 1985-05-15 Braun Ag, 6000 Frankfurt Switch lock for a device with a hinged cover
FR2685124B1 (en) * 1991-12-17 1994-03-18 Telemecanique PROTECTIVE SWITCHING APPARATUS SUCH AS A CIRCUIT-BREAKER.
DE4322215C2 (en) * 1993-07-03 1995-08-24 Kloeckner Moeller Gmbh Lockable rotary actuator for circuit breakers
DE29706429U1 (en) * 1997-04-10 1997-06-12 Siemens AG, 80333 München Manually operated circuit breaker

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2288270A (en) * 1941-08-22 1942-06-30 Westinghouse Electric & Mfg Co Circuit breaker
US2343548A (en) * 1942-08-08 1944-03-07 Ite Circuit Breaker Ltd Circuit breaker locking device
US20080277250A1 (en) * 2007-05-10 2008-11-13 Decook Steve Circuit breaker with improved lock-off accessory
DE102010032035A1 (en) * 2010-07-19 2012-01-19 Siemens Aktiengesellschaft Circuit breaker, especially for low voltage

Also Published As

Publication number Publication date
CN104282461A (en) 2015-01-14
US20150001049A1 (en) 2015-01-01
DE102013212798A1 (en) 2015-01-08
EP2846346B1 (en) 2017-02-22
CN104282461B (en) 2018-03-30
EP2846346A2 (en) 2015-03-11
US9230767B2 (en) 2016-01-05

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