US3191272A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making an electrical contact
Assignee: Talon Inc
•
Filing: 1960-03-02
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Granted: 1965-06-29
•
Expires: 1980-03-02
Abstract
No abstract record available.
Inventors
- 👤 Jr Childress B Gwyn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:22
CPC Classifications
H; H01; H01H; H01H11/00; H01H11/04; H01H11/041; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49204; Y10T29/49208; Y10T29/4921; Y10T29/49211; Y10T29/49213; Y10T29/49215
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
THE METHOD OF MAKING AN ELECTRICAL CONTACT RIVET WHICH COMPRISES: (A) PROVIDING A COMPOSITE ENLONGATED MEMBER OF TWO METAL COMPONENTS IN CONTINUITY WITH EACH OTHER, ONE OF SAID COMPONENTS BEING IN THE FORM OF A JACKET SUBSTANTIALLY SURROUNDING THE OTHER OF SAID COMPONENTS DEFINING A CORE WITHIN SAID JACKET, (1) SAID CORE BEING CONSTITUTED OF A CONTACT WORKING FACE MATERIAL HAVING A FIRST MELTING POINT AND SELECTED FROM THE GROUP CONSISTING OF SILVER AND SILVER ALLOYS, AND (2) SAID JACKET BEING CONSTITUTED OF A CONTACT BACKING MATERIAL HAVING A SECOND, HIGHER MELTTING POINT AND BEING SELECTED FROM THE GROUP CONSISTING OF NICKEL AND FERROUS METALS; (B) APPLYING PRESSURE TO ONE END OF THE COMPOSITE MEMBER TO FORM AN ENLARGED RIVET HEAD THEREON HAVING A SURFACE FORMED TRANSVERSELY OF THE LENGTH OF THE RIVET, SAID SURFACE BEING DEFINED SUBSTANTIALLY ENTIRELY BY SAID CONTACT WORKING FACE MATERIAL;
Claim 2
Independent Claim
145 words
THE METHOD OF MAKING AN ELECTRICAL CONTACT RIVET WHICH COMPRISES: (A) PROVIDING A COMPOSITE ENLONGATED MEMBER OF TWO METAL COMPONENTS IN CONTINUITY WITH EACH OTHER, ONE OF SAID COMPONENTS BEING IN THE FORM OF A JACKET SUBSTANTIALLY SURROUNDING THE OTHER OF SAID COMPONENTS DEFINING A CORE WITHIN SAID JACKET, (1) SAID CORE BEING CONSTITUTED OF A CONTACT WORKING FACE MATERIAL HAVING A FIRST MELTING POINT AND SELECTED FROM THE GROUP CONSISTING OF SILVER AND SILVER ALLOYS, AND (2) SAID JACKET BEING CONSTITUTED OF A CONTACT BACKING MATERIAL HAVING A SECOND, HIGHER MELTTING POINT AND BEING SELECTED FROM THE GROUP CONSISTING OF NICKEL AND FERROUS METALS; (B) APPLYING PRESSURE TO ONE END OF THE COMPOSITE MEMBER TO FORM AN ENLARGED RIVET HEAD THEREON HAVING A SURFACE FORMED TRANSVERSELY OF THE LENGTH OF THE RIVET, SAID SURFACE BEING DEFINED SUBSTANTIALLY ENTIRELY BY SAID CONTACT WORKING FACE 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) | 1968-06-28 | 1968-12-28 | 1969-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-28 | 1972-12-28 | 1973-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-28 | 1976-12-28 | 1977-06-29 | $7700.00 | Window Closed / Lapsed |