GB682564A - Improvements in or relating to automatic electric circuit breakers - Google Patents

Improvements in or relating to automatic electric circuit breakers

Info

Publication number
GB682564A
GB682564A GB29833/50A GB2983350A GB682564A GB 682564 A GB682564 A GB 682564A GB 29833/50 A GB29833/50 A GB 29833/50A GB 2983350 A GB2983350 A GB 2983350A GB 682564 A GB682564 A GB 682564A
Authority
GB
United Kingdom
Prior art keywords
armature
valve
spring
lever
knob
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
GB29833/50A
Other languages
English (en)
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.)
Westinghouse Electric International Co
Original Assignee
Westinghouse Electric International Co
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 Westinghouse Electric International Co filed Critical Westinghouse Electric International Co
Publication of GB682564A publication Critical patent/GB682564A/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
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/44—Automatic release mechanisms with or without manual release having means for introducing a predetermined time delay
    • H01H71/443—Automatic release mechanisms with or without manual release having means for introducing a predetermined time delay with dash-pot
    • 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
    • H01H71/74—Means for adjusting the conditions under which the device will function to provide protection
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/11—Tripping mechanism

Landscapes

  • Breakers (AREA)
GB29833/50A 1950-01-28 1950-12-06 Improvements in or relating to automatic electric circuit breakers Expired GB682564A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US141136A US2669623A (en) 1950-01-28 1950-01-28 Circuit breaker

Publications (1)

Publication Number Publication Date
GB682564A true GB682564A (en) 1952-11-12

Family

ID=22494316

Family Applications (1)

Application Number Title Priority Date Filing Date
GB29833/50A Expired GB682564A (en) 1950-01-28 1950-12-06 Improvements in or relating to automatic electric circuit breakers

Country Status (4)

Country Link
US (1) US2669623A (enrdf_load_stackoverflow)
BE (1) BE500824A (enrdf_load_stackoverflow)
FR (1) FR1034748A (enrdf_load_stackoverflow)
GB (1) GB682564A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2828384A (en) * 1954-07-19 1958-03-25 Westinghouse Electric Corp Circuit breaker

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2880382A (en) * 1953-04-14 1959-03-31 Donald I Bohn Electromagnet
US2709731A (en) * 1953-08-26 1955-05-31 Westinghouse Electric Corp Circuit breaker
US2780694A (en) * 1953-10-30 1957-02-05 Westinghouse Electric Corp Circuit breaker
US2840663A (en) * 1954-05-05 1958-06-24 Westinghouse Electric Corp Circuit breaker
US2809252A (en) * 1955-05-23 1957-10-08 Westinghouse Electric Corp Circuit interrupters
US2813170A (en) * 1955-06-09 1957-11-12 Westinghouse Electric Corp Circuit breaker
US4245204A (en) * 1978-07-03 1981-01-13 Gould Inc. Circuit breaker magnetic trip device
AT504033B1 (de) * 2003-07-17 2012-03-15 Moeller Gebaeudeautomation Kg Schutzschalter

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1154359A (en) * 1913-06-17 1915-09-21 Gen Electric Protective device.
US2295691A (en) * 1941-06-24 1942-09-15 Cutler Hammer Inc Overload protective device
US2543410A (en) * 1945-04-19 1951-02-27 Ite Circuit Breaker Ltd Circuit breaker time-delay device
US2451962A (en) * 1945-10-12 1948-10-19 Westinghouse Electric Corp Circuit breaker
US2486596A (en) * 1945-10-19 1949-11-01 Ite Circuit Breaker Ltd Time delay for selective tripping

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2828384A (en) * 1954-07-19 1958-03-25 Westinghouse Electric Corp Circuit breaker

Also Published As

Publication number Publication date
US2669623A (en) 1954-02-16
BE500824A (enrdf_load_stackoverflow)
FR1034748A (fr) 1953-07-30

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