US3374328A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cartridge-type fuse with explosion pots
Assignee: Westinghouse Electric Corp
•
Filing: 1965-09-15
•
Granted: 1968-03-19
•
Expires: 1985-09-15
Abstract
No abstract record available.
Inventors
- 👤 Frank L Cameron
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:34
CPC Classifications
H; H01; H01H; H01H85/00; H01H85/02; H01H85/04; H01H85/05; H01H85/055; H01H85/08; H01H85/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
A SELF-PROTECTING FUSE COMPRISING A FUSE TUBE, FIRST AND SECOND FERRULES AT THE ENDS OF THE FUSE TUBE RESPECTIVELY, A FUSE ELEMENT DISPOSED WITHIN THE FUSE TUBE, FIRST AND SECOND TERMINAL RINGS DISPOSED BETWEEN THE ENDS OF THE FUSE TUBE AND ADJACENT THE FIRST AND SECOND FERRULES RESPECTIVELY, THE TERMINAL RINGS BEING COMPOSED OF CONDUCTIVE MATERIAL AND MAKING ELECTRICAL CONTACT WITH THE FERRULES RESPECTIVELY, EACH OF THE TERMINAL RINGS HAVING A TAB EXTENDING THEREFROM WITH A BORE THEREIN, THE ADJACENT END OF THE FUSE ELEMENT PASSING THROUGH THE BORE IN THE TAB AND THENCE PASSING AROUND THE OUTSIDE OF THE ADJACENT END OF THE FUSE TUBE AND BEING FORCED AGAINST THE OUTER WALL OF THE FUSE TUBE AND THE INNER WALL OF THE FERRULE, A PIN DISPOSED WITHIN THE BORE OF EACH TAB AND FASTENING THE FUSE ELEMENT IN PLACE THEREIN, A GRANULAR ARC-EX-
Claim 2
Dependent Claim
144 words
A SELF-PROTECTING FUSE COMPRISING A FUSE TUBE, FIRST AND SECOND FERRULES AT THE ENDS OF THE FUSE TUBE RESPECTIVELY, A FUSE ELEMENT DISPOSED WITHIN THE FUSE TUBE, FIRST AND SECOND TERMINAL RINGS DISPOSED BETWEEN THE ENDS OF THE FUSE TUBE AND ADJACENT THE FIRST AND SECOND FERRULES RESPECTIVELY, THE TERMINAL RINGS BEING COMPOSED OF CONDUCTIVE MATERIAL AND MAKING ELECTRICAL CONTACT WITH THE FERRULES RESPECTIVELY, EACH OF THE TERMINAL RINGS HAVING A TAB EXTENDING THEREFROM WITH A BORE THEREIN, THE ADJACENT END OF THE FUSE ELEMENT PASSING THROUGH THE BORE IN THE TAB AND THENCE PASSING AROUND THE OUTSIDE OF THE ADJACENT END OF THE FUSE TUBE AND BEING FORCED AGAINST THE OUTER WALL OF THE FUSE TUBE AND THE INNER WALL OF THE FERRULE, A PIN DISPOSED WITHIN THE BORE OF EACH TAB AND FASTENING THE FUSE ELEMENT IN PLACE THEREIN, A GRANULAR ARC-EX-
References Cited (Backward Citations)
US368765A
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US1240795A
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US2157907A
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US2157906A
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GB541116A
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US2376809A
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US2665348A
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US2808487A
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GB807347A
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US2892061A
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US3020372A
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US3007019A
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US3194923A
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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) | 1971-03-19 | 1971-09-18 | 1972-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-19 | 1975-09-18 | 1976-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-19 | 1979-09-18 | 1980-03-19 | $7700.00 | Window Closed / Lapsed |