US3135043A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extraction tool
Assignee: FCI USA LLC
•
Filing: 1960-03-21
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Granted: 1964-06-02
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Expires: 1980-03-21
Abstract
No abstract record available.
Inventors
- 👤 James D Anderson
- 👤 John J Brautigam
- 👤 Howard H Cohen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:14
CPC Classifications
H; H01; H01R; H01R43/00; H01R43/20; H01R43/22; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53909; Y10T29/53913
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
161 words
A TOOL, FOR REMOVING AN ELECTRICAL CONTACT HAVING CIRCUMFERENTIALLY DISPOSED INTERLOCKING SPRING ELEMENTS, FROM A HOUSING INTERLOCKED THEREWITH, COMPRISING: A SUBSTANTIALLY TUBULAR OPERATING HANDLE HAVING AN OPEN END; A TUBULAR SLEEVE, TELESCOPICALLY DISPOSED WITHIN SAID HANDLE, HAVING AN EXPOSED END PORTION PROJECTING BEYOND SAID HANDLE OPEN END FOR ENGAGING AND FOR APPLYING AN AXIAL FORCE TO THE INTERLOCKING ELEMENTS OF A CONTACT WITHIN A HOUSING TO UNLOCK SAID ELEMENTS FROM SAID HOUSING; STRONG SPRING MEANS, COAXIALLY DISPOSED WITHIN SAID HANDLE FOR RESILIENTLY TRANSMITTING FORCE FROM SAID HANDLE TO SAID SLEEVE, AND FOR BIASING SAID SLEEVE OUTWARDLY THROUGH SAID HANDLE OPEN END; A SUBSTANTIALLY CYLINDRICAL PLUNGER TELESCOPICALLY DISPOSED WITHIN SAID SLEEVE FOR ENGAGING AND APPLYING AXIAL FORCE TO A CONTACT; WEAK SPRING MEANS, COAXIALLY DISPOSED WITHIN SAID HANDLE, COUPLED BETWEEN SAID HANDLE AND SAID PLUNGER FOR RESILIENTLY TRANSMITTING AXIAL FORCE TO SAID PLUNGER TO EJECT A CONTACT FROM WITHIN SAID HOUSING AFTER SAID INTERLOCKING SPRING ELEMENTS HAVE BEEN UNLOCKED FROM SAID HOUSING.
Claim 2
Dependent Claim
161 words
A TOOL, FOR REMOVING AN ELECTRICAL CONTACT HAVING CIRCUMFERENTIALLY DISPOSED INTERLOCKING SPRING ELEMENTS, FROM A HOUSING INTERLOCKED THEREWITH, COMPRISING: A SUBSTANTIALLY TUBULAR OPERATING HANDLE HAVING AN OPEN END; A TUBULAR SLEEVE, TELESCOPICALLY DISPOSED WITHIN SAID HANDLE, HAVING AN EXPOSED END PORTION PROJECTING BEYOND SAID HANDLE OPEN END FOR ENGAGING AND FOR APPLYING AN AXIAL FORCE TO THE INTERLOCKING ELEMENTS OF A CONTACT WITHIN A HOUSING TO UNLOCK SAID ELEMENTS FROM SAID HOUSING; STRONG SPRING MEANS, COAXIALLY DISPOSED WITHIN SAID HANDLE FOR RESILIENTLY TRANSMITTING FORCE FROM SAID HANDLE TO SAID SLEEVE, AND FOR BIASING SAID SLEEVE OUTWARDLY THROUGH SAID HANDLE OPEN END; A SUBSTANTIALLY CYLINDRICAL PLUNGER TELESCOPICALLY DISPOSED WITHIN SAID SLEEVE FOR ENGAGING AND APPLYING AXIAL FORCE TO A CONTACT; WEAK SPRING MEANS, COAXIALLY DISPOSED WITHIN SAID HANDLE, COUPLED BETWEEN SAID HANDLE AND SAID PLUNGER FOR RESILIENTLY TRANSMITTING AXIAL FORCE TO SAID PLUNGER TO EJECT A CONTACT FROM WITHIN SAID HOUSING AFTER SAID INTERLOCKING SPRING ELEMENTS HAVE BEEN UNLOCKED FROM SAID HOUSING.
References Cited (Backward Citations)
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US1472833A
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US1552087A
Cited
US1851126A
Cited
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US2853774A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-02 | 1967-12-02 | 1968-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-02 | 1971-12-02 | 1972-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-02 | 1975-12-02 | 1976-06-02 | $7700.00 | Window Closed / Lapsed |