Patent US3136021A successfully refreshed from Google Patents.
US3136021A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tape connectors
Assignee: Douglas Aircraft Co Inc
•
Filing: 1961-05-19
•
Granted: 1964-06-09
•
Expires: 1981-05-19
Abstract
No abstract record available.
Inventors
- 👤 Bo N Hoffstrom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:00
CPC Classifications
B; B66; B66C; B66C1/00; B66C1/10; B66C1/12; B66C1/18; B60; B60P; B60P7/00; B60P7/06; B60P7/08; B60P7/0823; Y; Y10; Y10T; Y10T24/00; Y10T24/47; Y10T24/4745
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
183 words
A CONNECTOR FOR A FLAT TAPE COMPRISING A HOUSING UNIT HAVING AN ESSENTIALLY CYLINDRICAL BORE OPEN AT ONE END TO THE EXTERIOR OF SAID HOUSING AND HAVING A SHOULDER AT ITS OPPOSITE END, AN EXPANSIBLE COLLET ASSEMBLY POSITIONED IN SAID BORE FOR AXIAL MOVEMENT THEREIN AND HAVING AN ESSENTIALLY CYLINDRICAL OUTER SURFACE FORMING WITH SAID BORE A CIRCUMFERENTIAL SPACE FOR RECEIVING SAID TAPE, SAID COLLET ASSEMBLY HAVING A FRUSTO-CONICAL OUTER SURFACE, THE SMALLER END OF WHICH IS ADJACENT SAID SHOULDER IN SAID BORE, A SPREADER UNIT RECEIVED WITHIN SAID COLLET ASSEMBLY, SAID SPREADER UNIT HAVING A FRUSTO-CONICAL OUTER SURFACE, THE SMALLER END OF WHICH IS DISPOSED ADJACENT SAID SHOULDER IN SAID BORE, A RETAINER SCREW FOR HOLDING SAID SPREADER UNIT IN FIXED AXIAL POSITION WITHIN SAID HOUSING UNIT, SAID RETAINER SCREW BEING THREADED INTO ONE OF SAID UNITS, MEANS FIXING SAID SCREW AGAINST MOVEMENT AXIALLY OF THE OTHER UNIT, SAID FRUSTO-CONICAL SURFACES ON SAID SPREADER UNIT AND SAID COLLET ASSEMBLY BEING ADAPTED WHEN A LOAD IS APPLIED TO SAID TAPE TO EXPAND SAID COLLET ASSEMBLY AND FRICTIONALLY HOLD SAID TAPE IN SAID HOUSING.
Claim 2
Dependent Claim
183 words
A CONNECTOR FOR A FLAT TAPE COMPRISING A HOUSING UNIT HAVING AN ESSENTIALLY CYLINDRICAL BORE OPEN AT ONE END TO THE EXTERIOR OF SAID HOUSING AND HAVING A SHOULDER AT ITS OPPOSITE END, AN EXPANSIBLE COLLET ASSEMBLY POSITIONED IN SAID BORE FOR AXIAL MOVEMENT THEREIN AND HAVING AN ESSENTIALLY CYLINDRICAL OUTER SURFACE FORMING WITH SAID BORE A CIRCUMFERENTIAL SPACE FOR RECEIVING SAID TAPE, SAID COLLET ASSEMBLY HAVING A FRUSTO-CONICAL OUTER SURFACE, THE SMALLER END OF WHICH IS ADJACENT SAID SHOULDER IN SAID BORE, A SPREADER UNIT RECEIVED WITHIN SAID COLLET ASSEMBLY, SAID SPREADER UNIT HAVING A FRUSTO-CONICAL OUTER SURFACE, THE SMALLER END OF WHICH IS DISPOSED ADJACENT SAID SHOULDER IN SAID BORE, A RETAINER SCREW FOR HOLDING SAID SPREADER UNIT IN FIXED AXIAL POSITION WITHIN SAID HOUSING UNIT, SAID RETAINER SCREW BEING THREADED INTO ONE OF SAID UNITS, MEANS FIXING SAID SCREW AGAINST MOVEMENT AXIALLY OF THE OTHER UNIT, SAID FRUSTO-CONICAL SURFACES ON SAID SPREADER UNIT AND SAID COLLET ASSEMBLY BEING ADAPTED WHEN A LOAD IS APPLIED TO SAID TAPE TO EXPAND SAID COLLET ASSEMBLY AND FRICTIONALLY HOLD SAID TAPE IN SAID HOUSING.
References Cited (Backward Citations)
US1403553A
Cited
US1753005A
Cited
US2049953A
Cited
US2071478A
Cited
US2146756A
Cited
US2766804A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-09 | 1967-12-09 | 1968-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-09 | 1971-12-09 | 1972-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-09 | 1975-12-09 | 1976-06-09 | $7700.00 | Window Closed / Lapsed |