US3274361A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermal fuse utilizing an electrically conductive pellet
Assignee: United Carr Inc
•
Filing: 1965-04-07
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Granted: 1966-09-20
•
Expires: 1985-04-07
Abstract
No abstract record available.
Inventors
- 👤 Gerald F Ebensteiner
- 👤 Gregory J Rusinyak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:14
CPC Classifications
H; H01; H01H; H01H37/00; H01H37/74; H01H37/76; H01H37/764; H01H37/765
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A THERMAL FUSE COMPRISING AN ELONGATED CASING, A FUSIBLE PELLET OF ELECTRICALLY CONDUCTIVE MATERIAL DISPOSED WITHIN SAID CASING AT ONE END THEREOF, A FIXED ELECTRICAL CONTACT ELEMENT DISPOSED WITHIN SAID CASING AT THE OTHER END THEREOF, A MOVABLE CONTACT ELEMMENT HAVING AN ENLARGED HEAD ENGAGING SAID PELLET AND A SHANK HAVING ITS FREE END ENGAGING SAID FIXED CONTACT, A FIXED SLEEVE MEMBER HAVING A TUBULAR BAFFLE PORTION CLOSELY ENCIRCLING SAID SHANK, SAID SHANK BEING FREE TO SLIDE RELATIVE TO SAID BAFFLE PORTION, A MOVABLE SLEEVE MEMBER HAVING A TUBULAR BAFFLE
Claim 2
Dependent Claim
90 words
A THERMAL FUSE COMPRISING AN ELONGATED CASING, A FUSIBLE PELLET OF ELECTRICALLY CONDUCTIVE MATERIAL DISPOSED WITHIN SAID CASING AT ONE END THEREOF, A FIXED ELECTRICAL CONTACT ELEMENT DISPOSED WITHIN SAID CASING AT THE OTHER END THEREOF, A MOVABLE CONTACT ELEMMENT HAVING AN ENLARGED HEAD ENGAGING SAID PELLET AND A SHANK HAVING ITS FREE END ENGAGING SAID FIXED CONTACT, A FIXED SLEEVE MEMBER HAVING A TUBULAR BAFFLE PORTION CLOSELY ENCIRCLING SAID SHANK, SAID SHANK BEING FREE TO SLIDE RELATIVE TO SAID BAFFLE PORTION, A MOVABLE SLEEVE MEMBER HAVING A TUBULAR BAFFLE
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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) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |