Patent US3432925A successfully refreshed from Google Patents.
US3432925A
Expired / Lapsed
US
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Method of securing a rivet contact in an aperture of an electrical element
Assignee: France Scott Fetzer Co
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Filing: 1966-10-14
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Granted: 1969-03-18
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Expires: 1986-10-14
Abstract
No abstract record available.
Inventors
- 👤 Lee A Woolley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:33
CPC Classifications
B; B21; B21J; B21J15/00; B21J15/02; B21J15/04; B21J15/046; B21J15/38; B21J15/44; H; H01; H01H; H01H11/00; H01H11/04; H01H11/041; H01H11/042; H05; H05K; H05K13/00; H05K13/04; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49204; Y10T29/49208; Y10T29/49218; Y10T29/49826; Y10T29/49908; Y10T29/49915; Y10T29/4992; Y10T29/49938; Y10T29/49943; Y10T29/53; Y10T29/5313; Y10T29/532; Y10T29/5327; Y10T29/53709; Y10T29/5377; Y10T29/53774
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
IN A METHOD OF SECURING IN AN APERTURE OF AN ELECTRICAL ELEMENT A CONTACT COMPRISING A RIVET HAVING A HEAD ON ONE SIDE OF THE ELEMENT AND A DEPENDING RECESSED SHANK PORTION FOR PROJECTION THROUGH THE APERTURE TO THE OUTER SIDE OF THE ELEMENT, THE STEPS OF: PILOTING THE RIVET SHANK THROUGH THE APERTURE, RAMMING THE RIVET ENDWISE TO COMPRESS AND RADIALLY OUTWARDLY FLOW THE MATERIAL OF SAID SHANK AND FORM A METAL FLOW CONTROLLING ANNULAR SHOULDER INSET TOWARD AND GENERALLY ALIGNED WITH THE APERTURE WALL, AND SQUASHING THE RADIALLY OUTWARDLY FLOWED MATERIAL INWARDLY BETWEEN THE SHOULDER AND THE APERTURE TO MOLD IT INTO PRESSURE CONTACT WITH THE INTERIOR WALL OF THE APERTURE AND WITH THE EXCESS MATERIAL BEING FLOWED RADIALLY OUTWARDLY FROM THE INSET SHOULDER ABOUT THE APERTURE AND FLATTENED IN CONTACT WITH SAID OTHER SIDE OF SAID ELEMENT.
Claim 2
Dependent Claim
140 words
IN A METHOD OF SECURING IN AN APERTURE OF AN ELECTRICAL ELEMENT A CONTACT COMPRISING A RIVET HAVING A HEAD ON ONE SIDE OF THE ELEMENT AND A DEPENDING RECESSED SHANK PORTION FOR PROJECTION THROUGH THE APERTURE TO THE OUTER SIDE OF THE ELEMENT, THE STEPS OF: PILOTING THE RIVET SHANK THROUGH THE APERTURE, RAMMING THE RIVET ENDWISE TO COMPRESS AND RADIALLY OUTWARDLY FLOW THE MATERIAL OF SAID SHANK AND FORM A METAL FLOW CONTROLLING ANNULAR SHOULDER INSET TOWARD AND GENERALLY ALIGNED WITH THE APERTURE WALL, AND SQUASHING THE RADIALLY OUTWARDLY FLOWED MATERIAL INWARDLY BETWEEN THE SHOULDER AND THE APERTURE TO MOLD IT INTO PRESSURE CONTACT WITH THE INTERIOR WALL OF THE APERTURE AND WITH THE EXCESS MATERIAL BEING FLOWED RADIALLY OUTWARDLY FROM THE INSET SHOULDER ABOUT THE APERTURE AND FLATTENED IN CONTACT WITH SAID OTHER SIDE OF SAID ELEMENT.
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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) | 1972-03-17 | 1972-09-16 | 1973-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-17 | 1976-09-16 | 1977-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-17 | 1980-09-16 | 1981-03-18 | $7700.00 | Window Closed / Lapsed |