US3397453A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming composite electrical contacts
Assignee: Talon Inc
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Filing: 1965-08-12
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Granted: 1968-08-20
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Expires: 1985-08-12
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 23:03
CPC Classifications
B; B21; B21K; B21K1/00; B21K1/58; B21K1/62; H; H01; H01H; H01H11/00; H01H11/04; H01H11/041; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9265; Y10S428/929; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49204; Y10T29/49208; Y10T29/4921; Y10T29/49787; Y10T29/49789; Y10T29/49798; Y10T29/4981; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12771; Y10T428/12861; Y10T428/12882
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
A METHOD OF FORMING COMPOSITE ELECTRICAL CONTACT ELEMENTS FROM CONTINUOUS LENGTHS OF METAL WIRES, EACH SAID ELEMENT INCORPORATING A CONTACT WORKING FACE PORTION AND INTEGRAL THEREWITH, A CONTACT BODY PORTION, SAID CONTACT BODY PORTIONS AND SAID CONTACK WORKING FACE PORTIONS BEING FORMED RESPECTIVELY, FROM WIRES OF DIFFERENT MATALLIC COMPOSITIONS, WHICH COMPRISES SHEARING EACH SAID WIRE INTO A PLURALITY OF SEGMENTS FOR FORMING SAID CONTACT WORKING FACE AND CONTACT BODY PORTIONS, RESPECTIVELY, ALIGNING SAID CONTACT WORKING FACE AND CONTACT BODY PORTION SEGMENTS IN ALTERNATING SEQUENTIAL END-TO-END CONFRONTING RELATION, FASTENING TOGETHER IN CLOSELY SPACED REALTION ADJACENT SEGMENTS OF SAID ALIGNED CONTACT WORKING FACE AND CONTACT BODY PORTIONS, SEPARATING PAIRS OF SAID SEGMENTS FOR FORMING EACH SAID COMPOSITE ELEMENT, SUBJECTING EACH SAID PAIR OF SEGMENTS TO AN AXIAL COMPRESSIVE FORCE TO EFFECT INERMOLECULAR BONDING AND WELDING OF SAID SEGMENTS AND THEREBY FORM THE COMPOSITE CONTACT ELEMENT.
Claim 2
Independent Claim
143 words
A METHOD OF FORMING COMPOSITE ELECTRICAL CONTACT ELEMENTS FROM CONTINUOUS LENGTHS OF METAL WIRES, EACH SAID ELEMENT INCORPORATING A CONTACT WORKING FACE PORTION AND INTEGRAL THEREWITH, A CONTACT BODY PORTION, SAID CONTACT BODY PORTIONS AND SAID CONTACK WORKING FACE PORTIONS BEING FORMED RESPECTIVELY, FROM WIRES OF DIFFERENT MATALLIC COMPOSITIONS, WHICH COMPRISES SHEARING EACH SAID WIRE INTO A PLURALITY OF SEGMENTS FOR FORMING SAID CONTACT WORKING FACE AND CONTACT BODY PORTIONS, RESPECTIVELY, ALIGNING SAID CONTACT WORKING FACE AND CONTACT BODY PORTION SEGMENTS IN ALTERNATING SEQUENTIAL END-TO-END CONFRONTING RELATION, FASTENING TOGETHER IN CLOSELY SPACED REALTION ADJACENT SEGMENTS OF SAID ALIGNED CONTACT WORKING FACE AND CONTACT BODY PORTIONS, SEPARATING PAIRS OF SAID SEGMENTS FOR FORMING EACH SAID COMPOSITE ELEMENT, SUBJECTING EACH SAID PAIR OF SEGMENTS TO AN AXIAL COMPRESSIVE FORCE TO EFFECT INERMOLECULAR BONDING AND WELDING OF SAID SEGMENTS AND THEREBY FORM THE COMPOSITE CONTACT ELEMENT.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-20 | 1972-02-19 | 1972-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-20 | 1976-02-19 | 1976-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-20 | 1980-02-19 | 1980-08-20 | $7700.00 | Window Closed / Lapsed |