US3354657A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for installing anchoring or supporting columns in situ
Assignee: Individual
•
Filing: 1965-05-03
•
Granted: 1967-11-28
•
Expires: 1985-05-03
Abstract
No abstract record available.
Inventors
- 👤 Lee A Turzillo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:45
CPC Classifications
E; E02; E02D; E02D7/00; E02D7/24; E02D5/00; E02D5/22; E02D5/62; E02D7/22; E02D7/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
A METHOD OF INSTALLING ANCHORING OR LIKE SUPPORTING COLUMNS AT AN EARTH SITUS, COMPRISING: THE STEPS OF ROTATIVELY DRILLING INTO THE SITUS A HOLLOW CYLINDRICAL CASING HAVING AN APERTURED BIT AFFIXED ON ITS INNER END FOR DRILLING ROTATION WITH THE CASING, WHILE SIMULTANEOUSLY PUMPING PRESSURIZED FLUSHING FLUID THROUGH THE CASING AND APERTURED BIT, INTO A HOLE BEING DRILLED; AND CONTINUING SAID DRILLING AND FLUSHING UNTIL THE HOLE OF PREDETERMINED DEPTH IS FORMED IN THE SITUS; PUMPING SELF-HARDENABLE CEMENTITIOUS FLUID UNDER PRESSURE THROUGH SAID CASING AND APERTURED BIT, INTO A HOLE BEING DRILLED; AND CONTINUING SAID AND OCCUPY SPACES AND VOIDS AROUND THE BIT AND UPWARDLY BETWEEN THE CASING AND THE SURROUNDING EARTH ALONG A SUBSTANTIAL EXTENT OF THE LENGTH OF THE CASING; AND ALLOWING THE CEMENTITIOUS MATERIAL WITHIN SAID HOLLOW CASING AND SAID OCCUPIED SPACES AND VOIDS TO SOLIDIFY AND THEREBY FIXEDLY ANCHOR THE CASING IN THE SURROUNDING EARTH OF THE SITUS.
Claim 2
Independent Claim
152 words
A METHOD OF INSTALLING ANCHORING OR LIKE SUPPORTING COLUMNS AT AN EARTH SITUS, COMPRISING: THE STEPS OF ROTATIVELY DRILLING INTO THE SITUS A HOLLOW CYLINDRICAL CASING HAVING AN APERTURED BIT AFFIXED ON ITS INNER END FOR DRILLING ROTATION WITH THE CASING, WHILE SIMULTANEOUSLY PUMPING PRESSURIZED FLUSHING FLUID THROUGH THE CASING AND APERTURED BIT, INTO A HOLE BEING DRILLED; AND CONTINUING SAID DRILLING AND FLUSHING UNTIL THE HOLE OF PREDETERMINED DEPTH IS FORMED IN THE SITUS; PUMPING SELF-HARDENABLE CEMENTITIOUS FLUID UNDER PRESSURE THROUGH SAID CASING AND APERTURED BIT, INTO A HOLE BEING DRILLED; AND CONTINUING SAID AND OCCUPY SPACES AND VOIDS AROUND THE BIT AND UPWARDLY BETWEEN THE CASING AND THE SURROUNDING EARTH ALONG A SUBSTANTIAL EXTENT OF THE LENGTH OF THE CASING; AND ALLOWING THE CEMENTITIOUS MATERIAL WITHIN SAID HOLLOW CASING AND SAID OCCUPIED SPACES AND VOIDS TO SOLIDIFY AND THEREBY FIXEDLY ANCHOR THE CASING IN THE SURROUNDING EARTH OF THE SITUS.
References Cited (Backward Citations)
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US2952131A
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US2923133A
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US3226933A
Cited
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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) | 1970-11-27 | 1971-05-29 | 1971-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-27 | 1975-05-29 | 1975-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-27 | 1979-05-29 | 1979-11-28 | $7700.00 | Window Closed / Lapsed |