IT1069260B - RELEASE DEVICE FOR SWITCHES - Google Patents

RELEASE DEVICE FOR SWITCHES

Info

Publication number
IT1069260B
IT1069260B IT49919/74A IT4991974A IT1069260B IT 1069260 B IT1069260 B IT 1069260B IT 49919/74 A IT49919/74 A IT 49919/74A IT 4991974 A IT4991974 A IT 4991974A IT 1069260 B IT1069260 B IT 1069260B
Authority
IT
Italy
Prior art keywords
switches
release device
release
Prior art date
Application number
IT49919/74A
Other languages
Italian (it)
Original Assignee
Westinghouse Electric Corp
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 Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of IT1069260B publication Critical patent/IT1069260B/en

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
    • H01H71/74—Means for adjusting the conditions under which the device will function to provide protection
    • H01H71/7463—Adjusting only the electromagnetic mechanism
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H69/00—Apparatus or processes for the manufacture of emergency protective devices
    • H01H69/01—Apparatus or processes for the manufacture of emergency protective devices for calibrating or setting of devices to function under predetermined conditions
    • H01H2069/013—Apparatus or processes for the manufacture of emergency protective devices for calibrating or setting of devices to function under predetermined conditions with calibrating screws in trip bar
    • 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
    • H01H2071/7481—Means for adjusting the conditions under which the device will function to provide protection with indexing means for magnetic or thermal tripping adjustment knob
    • 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
    • H01H71/14—Electrothermal mechanisms
    • H01H71/16—Electrothermal mechanisms with bimetal element
    • H01H71/164—Heating elements
IT49919/74A 1973-03-29 1974-04-02 RELEASE DEVICE FOR SWITCHES IT1069260B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US34623073A 1973-03-29 1973-03-29

Publications (1)

Publication Number Publication Date
IT1069260B true IT1069260B (en) 1985-03-25

Family

ID=23358504

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49919/74A IT1069260B (en) 1973-03-29 1974-04-02 RELEASE DEVICE FOR SWITCHES

Country Status (12)

Country Link
US (1) US3797007A (en)
JP (2) JPS50121204U (en)
AR (1) AR211908A1 (en)
BE (1) BE813004A (en)
BR (1) BR7402531D0 (en)
CA (1) CA998079A (en)
DE (2) DE2414723A1 (en)
ES (1) ES424715A1 (en)
FR (1) FR2223823B1 (en)
GB (1) GB1461491A (en)
IT (1) IT1069260B (en)
ZA (1) ZA741806B (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4074218A (en) * 1976-05-07 1978-02-14 Westinghouse Electric Corporation Circuit breaker
US4118680A (en) * 1977-02-07 1978-10-03 Westinghouse Electric Corp. Circuit interrupter
JPS6230273Y2 (en) * 1977-03-11 1987-08-04
US4313098A (en) * 1980-01-16 1982-01-26 Westinghouse Electric Corp. Circuit interrupter trip unit
CH669066A5 (en) * 1986-03-20 1989-02-15 Sprecher & Schuh Ag CONVERSION DEVICE FOR AN ELECTRICAL SWITCH.
US4691182A (en) * 1986-04-30 1987-09-01 Westinghouse Electric Corp. Circuit breaker with adjustable magnetic trip unit
US4698606A (en) * 1986-06-20 1987-10-06 Westinghouse Electric Corp. Circuit breaker with adjustable thermal trip unit
US4713635A (en) * 1986-07-01 1987-12-15 Westinghouse Electric Corp. Multi-phase circuit breaker with interphase barrier retention
US4719438A (en) 1986-09-30 1988-01-12 Westinghouse Electric Corp. Circuit breaker with fast trip unit
US4973927A (en) * 1988-10-12 1990-11-27 Westinghouse Electric Corp. Two piece cradle latch, handle barrier locking insert and cover interlock for circuit breaker
US5119054A (en) * 1990-08-30 1992-06-02 Westinghouse Electric Corp. "E" frame pancake design
US6956452B2 (en) * 2003-09-24 2005-10-18 General Electric Company Apparatus and method for circuit breaker trip unit adjustment
CN115647347B (en) * 2022-12-28 2023-03-03 河北泰禾高温流体科技股份有限公司 High-safety anti-collision sliding gate mechanism

Also Published As

Publication number Publication date
FR2223823B1 (en) 1980-03-28
JPS541023Y2 (en) 1979-01-18
AR211908A1 (en) 1978-04-14
US3797007A (en) 1974-03-12
ES424715A1 (en) 1976-06-01
ZA741806B (en) 1975-02-26
AU6716074A (en) 1975-10-02
JPS50121204U (en) 1975-10-03
CA998079A (en) 1976-10-05
DE2414723A1 (en) 1974-10-10
DE7410687U (en) 1974-07-18
FR2223823A1 (en) 1974-10-25
BR7402531D0 (en) 1974-11-19
BE813004A (en) 1974-09-30
GB1461491A (en) 1977-01-13
JPS49149972U (en) 1974-12-25

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