Patent US3207326A successfully refreshed from Google Patents.
US3207326A
Expired / Lapsed
US
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Pipe handling device
Assignee: Individual
•
Filing: 1963-10-15
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Granted: 1965-09-21
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Expires: 1983-10-15
Abstract
No abstract record available.
Inventors
- 👤 Enix Garland Ramsey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:40
CPC Classifications
F; F16; F16L; F16L1/00; F16L1/024; F16L1/06; F16L1/09; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/5367
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
A POWER OPERATED PIPE HANDLING DEVICE COMPRISING HORIZONTALLY ELONGATED UPPER AND LOWER ASSMELBIES ADAPTED FOR RELATIVE VERTICAL MOVEMENT A SET OF HORIZONTALLY ELONGATED PIPE GRIPPING JAWS CONNECTED TO ONE OF SAID ASSEMBLIES FOR OPENING AND CLOSING MOVEMENT IN RESPONSE TO R%ELATIVE VERTICAL MOVEMENT OF SAID ASSEMBLIES TOWARD AND FROM EACH OTHER RESPECTIVELY, A PAIR OF ANCHOR SHOES, MOUNTING MEANS HINGEDLY SECURING EACH SHOE TO ONE SIDE OF ONE OF SAID ASSEMBLIES FOR HORIZONTAL SWINGING MOVEMENT BETWEEN A RETRACTED POSITION ADJACENT SAID ONE ASSEMBLY AND AN EXTENDED POSITION REMOTE FROM SAID ONE ASSEMBLY AND INTO ANCHORING ENGAGEMENT WITH THE SIDE OF A TRENCH IN WHICH SAID DEVICE IS DISPOSED, POWER OPERATED MEANS CONNECTED TO SAID DEVICE AND TO SAID SHOES AND EFFECTING HORIZONTAL SWINING MOVEMENT OF THE LATTER AND HORIZONTAL MOVEMENT OF SAID ASSEMBLIES RELATIVE TO SAID SHOES WHEREBY TO ADVANCE SAID DEVICE LONGITUDINALLY IN A TRENCH.
Claim 2
Dependent Claim
146 words
A POWER OPERATED PIPE HANDLING DEVICE COMPRISING HORIZONTALLY ELONGATED UPPER AND LOWER ASSMELBIES ADAPTED FOR RELATIVE VERTICAL MOVEMENT A SET OF HORIZONTALLY ELONGATED PIPE GRIPPING JAWS CONNECTED TO ONE OF SAID ASSEMBLIES FOR OPENING AND CLOSING MOVEMENT IN RESPONSE TO R%ELATIVE VERTICAL MOVEMENT OF SAID ASSEMBLIES TOWARD AND FROM EACH OTHER RESPECTIVELY, A PAIR OF ANCHOR SHOES, MOUNTING MEANS HINGEDLY SECURING EACH SHOE TO ONE SIDE OF ONE OF SAID ASSEMBLIES FOR HORIZONTAL SWINGING MOVEMENT BETWEEN A RETRACTED POSITION ADJACENT SAID ONE ASSEMBLY AND AN EXTENDED POSITION REMOTE FROM SAID ONE ASSEMBLY AND INTO ANCHORING ENGAGEMENT WITH THE SIDE OF A TRENCH IN WHICH SAID DEVICE IS DISPOSED, POWER OPERATED MEANS CONNECTED TO SAID DEVICE AND TO SAID SHOES AND EFFECTING HORIZONTAL SWINING MOVEMENT OF THE LATTER AND HORIZONTAL MOVEMENT OF SAID ASSEMBLIES RELATIVE TO SAID SHOES WHEREBY TO ADVANCE SAID DEVICE LONGITUDINALLY IN A TRENCH.
References Cited (Backward Citations)
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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) | 1968-09-20 | 1969-03-22 | 1969-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-20 | 1973-03-22 | 1973-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-20 | 1977-03-22 | 1977-09-21 | $7700.00 | Window Closed / Lapsed |