GB1232721A - - Google Patents

Info

Publication number
GB1232721A
GB1232721A GB1232721DA GB1232721A GB 1232721 A GB1232721 A GB 1232721A GB 1232721D A GB1232721D A GB 1232721DA GB 1232721 A GB1232721 A GB 1232721A
Authority
GB
United Kingdom
Prior art keywords
lever
shaft
operating
open position
latch
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
Application number
Other languages
English (en)
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 filed Critical
Publication of GB1232721A publication Critical patent/GB1232721A/en
Expired legal-status Critical Current

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
    • H01H71/50—Manual reset mechanisms which may be also used for manual release
    • H01H71/505—Latching devices between operating and release mechanism
    • 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
    • H01H71/505—Latching devices between operating and release mechanism
    • H01H2071/506—Latching devices between operating and release mechanism using balls or rollers in the latching device
    • 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
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/123—Automatic release mechanisms with or without manual release using a solid-state trip unit
    • H01H71/125—Automatic release mechanisms with or without manual release using a solid-state trip unit characterised by sensing elements, e.g. current transformers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/20—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition

Landscapes

  • Breakers (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
GB1232721D 1968-08-30 1969-06-12 Expired GB1232721A (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US75647968A 1968-08-30 1968-08-30

Publications (1)

Publication Number Publication Date
GB1232721A true GB1232721A (ko) 1971-05-19

Family

ID=25043672

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1232721D Expired GB1232721A (ko) 1968-08-30 1969-06-12

Country Status (3)

Country Link
US (1) US3558991A (ko)
FR (1) FR2016634A1 (ko)
GB (1) GB1232721A (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9414333U1 (de) * 1994-09-03 1994-11-03 Abb Patent Gmbh, 68309 Mannheim Leitungsschutzschalter oder Fehlerstromschutzschalter

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3914667A (en) * 1972-03-27 1975-10-21 Ite Imperial Corp Rate of rise tripping device
US4090156A (en) * 1976-04-12 1978-05-16 I-T-E Imperial Corporation Circuit breaker having solid state and thermal-magnetic trip means
CH666147A5 (de) * 1983-09-08 1988-06-30 Bbc Brown Boveri & Cie Hochspannungs-gleichstromversorgung mit ueberstromschutz.
US4616207A (en) * 1984-10-12 1986-10-07 Gould Inc. Electric fuse holder having a Hall-effect current sensor
JP5054662B2 (ja) * 2008-12-12 2012-10-24 三菱電機株式会社 回路遮断器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9414333U1 (de) * 1994-09-03 1994-11-03 Abb Patent Gmbh, 68309 Mannheim Leitungsschutzschalter oder Fehlerstromschutzschalter

Also Published As

Publication number Publication date
FR2016634A1 (ko) 1970-05-08
DE1944062B2 (de) 1972-10-12
US3558991A (en) 1971-01-26
DE1944062A1 (de) 1970-10-01

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee