US3270469A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Expansible, removable ground anchoring device
Assignee: CENTRE EXPERIMENTAL DE RECHERCHES ET D'ETUDES DU BATIMENT ET DES T P
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Filing: 1964-01-16
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Granted: 1966-09-06
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Expires: 1984-01-16
Abstract
No abstract record available.
Inventors
- 👤 Debiton Etienne Clement
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:21
CPC Classifications
E; E02; E02D; E02D5/00; E02D5/22; E02D5/54; E02D5/74; E02D5/80; E02D5/805
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
AN ANCHORING DEVICE COMPRISING AN INFLATABLE FLEXIBLE VESSEL ADAPTED TO BE CONNECTED TO A FLUID SOURCE, TWO OPPOSITE SHEATHS SECURED TO SAID VESSEL AND BEING MOVABLE IN OPPOSITE DIRECTIONS TOWARDS EACH OTHER WHEN THE VESSEL IS INFLATED AND, RESPECTIVELY, AWAY FROM EACH OTHER TO DEFLATE THE VESSSEL GUIDE MEANS OPERABLE FOR GUIDING THE SHEATHS DURING THEIR MOVEMENTS AND TO LIMIT THE RELATIVE MOVEMENT OF THE SHEATHS TOWARDS EACH OTHER INCLUDING A RIGID ELONGATED ANCHOR PIN CONNECTED TO ONE OF THE SHEATHS AND AT LEAST TWO RODS PARALLEL TO THE ANCHOR PIN AND GUIDED IN THE ANCHOR PIN AND CONNECTED TO THE OTHER SHEATH, A TRACTION COLLAR CONNECTED TO THE OTHER END OF SAID ANCHOR PIN, AND A TENSION COLLAR CONNECTED TO THE OTHER ENDS OF SAID RODS, THE COLLARS ABUTTING WHEN THE VESSEL IS DEFLATED, SAID COLLARS, ANCHOR PIN AND RODS BEING OPERABLE TO MOVE APART SAID SHEATHS THEREBY TO DEFLATE THE VESSEL WHEN SAID COLLARS ARE BEING MOVED TOGETHER INTO THE ABUTTING POSITION.
Claim 2
Dependent Claim
164 words
AN ANCHORING DEVICE COMPRISING AN INFLATABLE FLEXIBLE VESSEL ADAPTED TO BE CONNECTED TO A FLUID SOURCE, TWO OPPOSITE SHEATHS SECURED TO SAID VESSEL AND BEING MOVABLE IN OPPOSITE DIRECTIONS TOWARDS EACH OTHER WHEN THE VESSEL IS INFLATED AND, RESPECTIVELY, AWAY FROM EACH OTHER TO DEFLATE THE VESSSEL GUIDE MEANS OPERABLE FOR GUIDING THE SHEATHS DURING THEIR MOVEMENTS AND TO LIMIT THE RELATIVE MOVEMENT OF THE SHEATHS TOWARDS EACH OTHER INCLUDING A RIGID ELONGATED ANCHOR PIN CONNECTED TO ONE OF THE SHEATHS AND AT LEAST TWO RODS PARALLEL TO THE ANCHOR PIN AND GUIDED IN THE ANCHOR PIN AND CONNECTED TO THE OTHER SHEATH, A TRACTION COLLAR CONNECTED TO THE OTHER END OF SAID ANCHOR PIN, AND A TENSION COLLAR CONNECTED TO THE OTHER ENDS OF SAID RODS, THE COLLARS ABUTTING WHEN THE VESSEL IS DEFLATED, SAID COLLARS, ANCHOR PIN AND RODS BEING OPERABLE TO MOVE APART SAID SHEATHS THEREBY TO DEFLATE THE VESSEL WHEN SAID COLLARS ARE BEING MOVED TOGETHER INTO THE ABUTTING POSITION.
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) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |