JPS50108576A - - Google Patents
Info
- Publication number
- JPS50108576A JPS50108576A JP50012929A JP1292975A JPS50108576A JP S50108576 A JPS50108576 A JP S50108576A JP 50012929 A JP50012929 A JP 50012929A JP 1292975 A JP1292975 A JP 1292975A JP S50108576 A JPS50108576 A JP S50108576A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/0015—Means for testing or for inspecting contacts, e.g. wear indicator
Landscapes
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742405149 DE2405149C2 (de) | 1974-01-31 | Vakuumschaltgerät mit Antriebsvorrichtung und Kontaktkraftfeder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS50108576A true JPS50108576A (ja) | 1975-08-27 |
Family
ID=5906519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50012929A Pending JPS50108576A (ja) | 1974-01-31 | 1975-01-30 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4007345A (ja) |
| JP (1) | JPS50108576A (ja) |
| CH (1) | CH578783A5 (ja) |
| GB (1) | GB1494755A (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55124129U (ja) * | 1979-02-26 | 1980-09-03 |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5736705A (en) * | 1996-09-13 | 1998-04-07 | Cooper Industries, Inc. | Grading ring insert assembly |
| US6140622A (en) * | 1999-01-29 | 2000-10-31 | Trw Inc. | System for detecting the state of a switch device |
| CN107180728B (zh) | 2016-03-11 | 2020-08-25 | Abb瑞士股份有限公司 | 固封极柱及其组装方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3225170A (en) * | 1964-03-09 | 1965-12-21 | S & C Electric Co | Means for indicating the position of the contacts of a circuit interrupter |
| US3619533A (en) * | 1970-05-15 | 1971-11-09 | Gen Electric | Contactor with tip wear indicator |
| DE7230068U (de) * | 1972-08-14 | 1974-01-31 | Siemens Ag | Schaltzustandsanzeigevorrichtung für elektromagnetische Schaltgeräte |
-
1974
- 1974-12-16 CH CH1670774A patent/CH578783A5/xx not_active IP Right Cessation
-
1975
- 1975-01-23 US US05/543,544 patent/US4007345A/en not_active Expired - Lifetime
- 1975-01-27 GB GB3535/75A patent/GB1494755A/en not_active Expired
- 1975-01-30 JP JP50012929A patent/JPS50108576A/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55124129U (ja) * | 1979-02-26 | 1980-09-03 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2405149B1 (de) | 1975-08-07 |
| CH578783A5 (ja) | 1976-08-13 |
| GB1494755A (en) | 1977-12-14 |
| US4007345A (en) | 1977-02-08 |