ZA895152B - Crossbar assembly - Google Patents
Crossbar assemblyInfo
- 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
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)
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 (xx) |
CN (1) | CN1021526C (xx) |
BR (1) | BR8903776A (xx) |
DE (1) | DE68925391T2 (xx) |
IE (1) | IE73215B1 (xx) |
MX (1) | MX165903B (xx) |
NZ (1) | NZ229872A (xx) |
ZA (1) | ZA895152B (xx) |
Families Citing this family (2)
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 |
-
1989
- 1989-07-06 ZA ZA895152A patent/ZA895152B/xx unknown
- 1989-07-06 IE IE217389A patent/IE73215B1/en not_active IP Right Cessation
- 1989-07-07 NZ NZ229872A patent/NZ229872A/en unknown
- 1989-07-27 DE DE68925391T patent/DE68925391T2/de not_active Expired - Fee Related
- 1989-07-28 BR BR898903776A patent/BR8903776A/pt not_active IP Right Cessation
- 1989-07-31 CN CN89105484A patent/CN1021526C/zh not_active Expired - Fee Related
- 1989-07-31 MX MX016984A patent/MX165903B/es unknown
- 1989-08-01 KR KR89010954A patent/KR0134632B1/ko not_active IP Right Cessation
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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