BR7303946D0 - CIRCUIT CUTTING - Google Patents

CIRCUIT CUTTING

Info

Publication number
BR7303946D0
BR7303946D0 BR3946/73A BR394673A BR7303946D0 BR 7303946 D0 BR7303946 D0 BR 7303946D0 BR 3946/73 A BR3946/73 A BR 3946/73A BR 394673 A BR394673 A BR 394673A BR 7303946 D0 BR7303946 D0 BR 7303946D0
Authority
BR
Brazil
Prior art keywords
circuit cutting
cutting
circuit
Prior art date
Application number
BR3946/73A
Other languages
Portuguese (pt)
Inventor
J Ellsworth
N Yorgin
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
Publication of BR7303946D0 publication Critical patent/BR7303946D0/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
    • H01H71/7427—Adjusting only the electrothermal mechanism
    • H01H71/7436—Adjusting the position (or prestrain) of the bimetal
    • 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
    • H01H2071/7472—Means for adjusting the conditions under which the device will function to provide protection with antitamper means for avoiding unauthorised setting
    • 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
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/34—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
    • H01H9/342—Venting arrangements for arc chutes
BR3946/73A 1972-06-01 1973-05-28 CIRCUIT CUTTING BR7303946D0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US25859372A 1972-06-01 1972-06-01

Publications (1)

Publication Number Publication Date
BR7303946D0 true BR7303946D0 (en) 1974-07-11

Family

ID=22981258

Family Applications (1)

Application Number Title Priority Date Filing Date
BR3946/73A BR7303946D0 (en) 1972-06-01 1973-05-28 CIRCUIT CUTTING

Country Status (4)

Country Link
US (1) US3748620A (en)
BR (1) BR7303946D0 (en)
CA (1) CA950017A (en)
GB (1) GB1426589A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2641933B1 (en) * 1988-12-23 1996-06-07 Hager Electro HOUSING FOR MODULAR ELECTRICAL APPLIANCES AND SHUTTERING DEVICE FOR SUCH A HOUSING
US5910757A (en) * 1998-03-25 1999-06-08 Square D Company Phase barrier for use in a multiphase circuit breaker
US5990439A (en) * 1998-03-26 1999-11-23 Siemens Energy & Automation, Inc. Compartmentalized arc chamber
US5945650A (en) * 1998-04-02 1999-08-31 Siemens Energy & Automation,Inc. Polyphase rotary switch including arc chamber system with arc grids, line shields and baffles
US5969308A (en) * 1998-04-02 1999-10-19 Siemens Energy & Automation, Inc. Rotary switch including spring biased knife blade contacts
US6172585B1 (en) * 1999-08-27 2001-01-09 Eaton Corporation Circuit interrupter with base/cover attachment enabling venting
US6489867B1 (en) * 2002-05-22 2002-12-03 Eaton Corporation Separating pins for the shunt wires of a circuit breaker
CN104205275B (en) * 2012-03-12 2017-10-20 西门子公司 Breaker trip-proof device, system and operating method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2642509A (en) * 1951-03-23 1953-06-16 Fed Electric Prod Co Automatic circuit breaker with calibration provision
US2786113A (en) * 1953-07-21 1957-03-19 Fed Electric Prod Co Calibration of circuit breaker mechanism within casing
US3258563A (en) * 1964-05-12 1966-06-28 Honeywell Inc Trip-free safety switch
NL141020B (en) * 1966-12-26 1974-01-15 Terasaki Denki Sangyo Kk ELECTRICAL, AUTOMATIC SWITCH WITH A PAIR OF SHUNT CONTACTS BRIDGEABLE BIMETAL STRIP.
US3575679A (en) * 1968-02-06 1971-04-20 Westinghouse Electric Corp Circuit breaker with improved trip adjustment means

Also Published As

Publication number Publication date
GB1426589A (en) 1976-03-03
AU5551173A (en) 1974-11-14
US3748620A (en) 1973-07-24
CA950017A (en) 1974-06-25

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