Patent US3083797A successfully refreshed from Google Patents.
US3083797A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transversely ribbed dowel and socket coupling
Assignee: Individual
•
Filing: 1960-03-01
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Granted: 1963-04-02
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Expires: 1980-03-01
Abstract
No abstract record available.
Inventors
- 👤 Clarence P Wergin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:00
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/96; E06B3/964; E06B3/968; E06B3/9681; E06B3/9682; Y; Y10; Y10T; Y10T403/00; Y10T403/46; Y10T403/4602; Y10T403/47; Y10T403/472; Y10T403/477
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A COUPLING COMPRISING A SOCKETED PART AND A DOWEL RESPECTIVELY HAVING SUBSTANTIALLY FIXED CROSS SECTIONS AND SETS OF TRANSVERSELY RELATED RIBS, THE RESPECTIVE SETS OF SOCKET AND DOWEL RIBS BEING DISPOSED AT 90* AND THE RIBS OF ONE OF SAID SETS BEING ALIGNED IN THE DIRECTION IN WHICH THE DOWEL IS INSERTED INTO THE SOCKET, THE RIBS ON OPPOSITE SIDES OF THE SOCKET BEING LESS WIDELY SPACED THAN THE RIBS ON OPPOSITE SIDES OF THE DOWEL FOR INTERFERENCE WITH THE RIBS ON THE DOWEL WHEN THE DOWEL IS INSERTED AXIALLY INTO THE SOCKET, ONE SET OF RIBS BEING INTERLOCKED WITH THE OTHER SET IN A UNIFORMLY DISTRIBUTED GRID PATTERN AFTER THE DOWEL IS INSERTED.
Claim 2
Dependent Claim
114 words
A COUPLING COMPRISING A SOCKETED PART AND A DOWEL RESPECTIVELY HAVING SUBSTANTIALLY FIXED CROSS SECTIONS AND SETS OF TRANSVERSELY RELATED RIBS, THE RESPECTIVE SETS OF SOCKET AND DOWEL RIBS BEING DISPOSED AT 90* AND THE RIBS OF ONE OF SAID SETS BEING ALIGNED IN THE DIRECTION IN WHICH THE DOWEL IS INSERTED INTO THE SOCKET, THE RIBS ON OPPOSITE SIDES OF THE SOCKET BEING LESS WIDELY SPACED THAN THE RIBS ON OPPOSITE SIDES OF THE DOWEL FOR INTERFERENCE WITH THE RIBS ON THE DOWEL WHEN THE DOWEL IS INSERTED AXIALLY INTO THE SOCKET, ONE SET OF RIBS BEING INTERLOCKED WITH THE OTHER SET IN A UNIFORMLY DISTRIBUTED GRID PATTERN AFTER THE DOWEL IS INSERTED.
References Cited (Backward Citations)
US569235A
Cited
US2101349A
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US2177364A
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US2147343A
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US2546962A
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US2587471A
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US2861659A
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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) | 1966-04-01 | 1966-10-01 | 1967-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-01 | 1970-10-01 | 1971-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-01 | 1974-10-01 | 1975-04-02 | $7700.00 | Window Closed / Lapsed |