ZA895152B - Crossbar assembly - Google Patents

Crossbar assembly

Info

Publication number
ZA895152B
ZA895152B ZA895152A ZA895152A ZA895152B ZA 895152 B ZA895152 B ZA 895152B ZA 895152 A ZA895152 A ZA 895152A ZA 895152 A ZA895152 A ZA 895152A ZA 895152 B ZA895152 B ZA 895152B
Authority
ZA
South Africa
Prior art keywords
crossbar assembly
crossbar
assembly
Prior art date
Application number
ZA895152A
Other languages
English (en)
Inventor
Jere Lee Mckee
Lee Mckee Jere
Lance Gula
Gula Lance
Glenn Robert Thomas
Robert Thomas Glenn
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
Priority claimed from US07/226,503 external-priority patent/US5057806A/en
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of ZA895152B publication Critical patent/ZA895152B/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
    • H01H1/22—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact
    • H01H1/221—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member
    • H01H1/226—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member having a plurality of parallel contact bars
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H77/00—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting
    • H01H77/02—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism
    • H01H77/10—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening
    • H01H77/102—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening characterised by special mounting of contact arm, allowing blow-off movement
    • H01H77/104—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening characterised by special mounting of contact arm, allowing blow-off movement with a stable blow-off position
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
    • H01H1/22—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact
    • H01H1/221—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member
    • H01H1/226—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member having a plurality of parallel contact bars
    • H01H2001/228—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member having a plurality of parallel contact bars with insulating spacers between the contact bars
    • 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
    • H01H9/38—Auxiliary contacts on to which the arc is transferred from the main contacts
    • H01H9/383—Arcing contact pivots relative to the movable contact assembly

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
ZA895152A 1988-08-01 1989-07-06 Crossbar assembly ZA895152B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/226,503 US5057806A (en) 1988-08-01 1988-08-01 Crossbar assembly

Publications (1)

Publication Number Publication Date
ZA895152B true ZA895152B (en) 1990-04-25

Family

ID=22849182

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA895152A ZA895152B (en) 1988-08-01 1989-07-06 Crossbar assembly

Country Status (8)

Country Link
KR (1) KR0134632B1 (ko)
CN (1) CN1021526C (ko)
BR (1) BR8903776A (ko)
DE (1) DE68925391T2 (ko)
IE (1) IE73215B1 (ko)
MX (1) MX165903B (ko)
NZ (1) NZ229872A (ko)
ZA (1) ZA895152B (ko)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2295275B (en) * 1994-11-15 1998-08-12 Matsushita Electric Works Ltd Circuit breaker
JPH1141723A (ja) * 1997-07-24 1999-02-12 Mitsubishi Electric Corp 開閉器

Also Published As

Publication number Publication date
MX165903B (es) 1992-12-09
CN1040112A (zh) 1990-02-28
CN1021526C (zh) 1993-07-07
KR0134632B1 (en) 1998-05-15
NZ229872A (en) 1992-05-26
IE73215B1 (en) 1997-05-07
KR900003938A (ko) 1990-03-27
IE892173L (en) 1990-02-01
DE68925391D1 (de) 1996-02-22
BR8903776A (pt) 1990-03-20
DE68925391T2 (de) 1996-05-15

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