US3140371A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuse constructions
Assignee: Siemens Schuckertwerke AG
•
Filing: 1959-12-02
•
Granted: 1964-07-07
•
Expires: 1979-12-02
Abstract
No abstract record available.
Inventors
- 👤 Johann Hans
- 👤 Graf Josef
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:11
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
98 words
A FUSE-LINK CONSTRUCTION INCLUDING MEANS DEFINING AT LEAST ONE TERMINAL PORTION, AN ADJOINING CONDUCTING PORTION COMPRISED OF SILVER AND DIFFERENT FROM THE MATERIAL OF SAID TERMINAL PORTION, A MASS OF SOLDER DISPOSED BETWEEN SAID TERMINAL PORTION AND SAID SILVER PORITON FOR INITIATING ALLOYING ACTION UPON A PREDETERMINED RISE OF FUSE-LINK TEMPERATURE TO ASSIST IN LOW OVERLOAD CURRENT INTERRUPTION, SAID SILVER PORION BEING DEFORMED TO INCREASE THE RATIO OF THE MASS OF SOLDER TO THE MASS OF CONTIGUOUS DEFORMED SILVER IN THE REACTION ZONE TO INCREASE THE VELOCITY OF ALLOYING REACTION WITHOUT DECREASING THE MASS OF THE SOLDER MATERIAL.
Claim 2
Dependent Claim
98 words
A FUSE-LINK CONSTRUCTION INCLUDING MEANS DEFINING AT LEAST ONE TERMINAL PORTION, AN ADJOINING CONDUCTING PORTION COMPRISED OF SILVER AND DIFFERENT FROM THE MATERIAL OF SAID TERMINAL PORTION, A MASS OF SOLDER DISPOSED BETWEEN SAID TERMINAL PORTION AND SAID SILVER PORITON FOR INITIATING ALLOYING ACTION UPON A PREDETERMINED RISE OF FUSE-LINK TEMPERATURE TO ASSIST IN LOW OVERLOAD CURRENT INTERRUPTION, SAID SILVER PORION BEING DEFORMED TO INCREASE THE RATIO OF THE MASS OF SOLDER TO THE MASS OF CONTIGUOUS DEFORMED SILVER IN THE REACTION ZONE TO INCREASE THE VELOCITY OF ALLOYING REACTION WITHOUT DECREASING THE MASS OF THE SOLDER MATERIAL.
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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) | 1967-07-07 | 1968-01-06 | 1968-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-07 | 1972-01-06 | 1972-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-07 | 1976-01-06 | 1976-07-07 | $7700.00 | Window Closed / Lapsed |