JPH01100329U - - Google Patents
Info
- Publication number
- JPH01100329U JPH01100329U JP17795287U JP17795287U JPH01100329U JP H01100329 U JPH01100329 U JP H01100329U JP 17795287 U JP17795287 U JP 17795287U JP 17795287 U JP17795287 U JP 17795287U JP H01100329 U JPH01100329 U JP H01100329U
- Authority
- JP
- Japan
- Prior art keywords
- contact
- movable contact
- contact pressure
- circuit breaker
- movable
- 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.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Breakers (AREA)
- Contacts (AREA)
Description
第1図はこの考案の一実施例を示す接点開路状
態の要部側面図、第2図は接点閉路状態の要部側
面図、第3図は接圧ばねの特性図、第4図は従来
の回路遮断器を示す接点開路状態の要部側面図、
第5図は接点閉路状態の要部側面図である。
図において、101,102はコンタクトアー
ム、2は可動接触子、5は可動接点、7は固定接
点、8A,10は切圧ばねである。なお、各図中
同一符号は同一または相当部分を示す。
Fig. 1 is a side view of the main part in the contact open state showing an embodiment of this invention, Fig. 2 is a side view of the main part in the contact closed state, Fig. 3 is a characteristic diagram of the contact pressure spring, and Fig. 4 is the conventional A side view of the main parts of the circuit breaker with the contacts open,
FIG. 5 is a side view of the main part in the contact closed state. In the figure, 101 and 102 are contact arms, 2 is a movable contact, 5 is a movable contact, 7 is a fixed contact, and 8A and 10 are cutting pressure springs. Note that the same reference numerals in each figure indicate the same or corresponding parts.
Claims (1)
た可動接触子と、この可動接触子に固着された可
動接点と、この可動接点に対向する固定接点とを
有し、閉路における前記両接点間に接圧を必要と
する回路遮断器において、接圧を出す部材として
2種類以上のばねを備えたことを特徴とする回路
遮断器。 (2) 可動接触子の投入時における両接点の接触
開始時には第1の接圧ばねにて接圧を確保し、可
動接触子の投入完了時には第2の接圧ばねにて接
圧を確保するようにしたことを特徴とする実用新
案登録請求の範囲第1項記載の回路遮断器。[Scope of Claim for Utility Model Registration] (1) A movable contact connected to the opening/closing mechanism by a contact arm, a movable contact fixed to the movable contact, and a fixed contact facing the movable contact. . A circuit breaker that requires contact pressure between the two contacts in a closed circuit, characterized in that it includes two or more types of springs as members that produce contact pressure. (2) When the movable contact is turned on, the first contact pressure spring secures the contact pressure when both contacts start contacting each other, and the second contact pressure spring secures the contact pressure when the movable contact finishes closing. A circuit breaker according to claim 1, characterized in that the circuit breaker is configured as follows.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987177952U JPH0650905Y2 (en) | 1987-11-20 | 1987-11-20 | Circuit breaker |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987177952U JPH0650905Y2 (en) | 1987-11-20 | 1987-11-20 | Circuit breaker |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH01100329U true JPH01100329U (en) | 1989-07-05 |
JPH0650905Y2 JPH0650905Y2 (en) | 1994-12-21 |
Family
ID=31469596
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1987177952U Expired - Lifetime JPH0650905Y2 (en) | 1987-11-20 | 1987-11-20 | Circuit breaker |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0650905Y2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010080412A (en) * | 2008-09-29 | 2010-04-08 | Hitachi Ltd | Gas blast circuit breaker for electric power |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101415065B1 (en) * | 2010-11-17 | 2014-07-04 | 엘에스산전 주식회사 | Contact apparatus for circuit breaker |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5529981U (en) * | 1978-08-16 | 1980-02-27 |
-
1987
- 1987-11-20 JP JP1987177952U patent/JPH0650905Y2/en not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5529981U (en) * | 1978-08-16 | 1980-02-27 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010080412A (en) * | 2008-09-29 | 2010-04-08 | Hitachi Ltd | Gas blast circuit breaker for electric power |
JP4634493B2 (en) * | 2008-09-29 | 2011-02-16 | 株式会社日立製作所 | Gas circuit breaker for electric power |
Also Published As
Publication number | Publication date |
---|---|
JPH0650905Y2 (en) | 1994-12-21 |
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