Patent US3350985A successfully refreshed from Google Patents.
US3350985A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High speed rotary hydraulic motor
Assignee: Individual
•
Filing: 1965-02-26
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Granted: 1967-11-07
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Expires: 1985-02-26
Abstract
No abstract record available.
Inventors
- 👤 Edward L Ackley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:54
CPC Classifications
B; B23; B23D; B23D47/00; B23D47/12; A; A01; A01G; A01G3/00; A01G3/08; F; F16; F16J; F16J15/00; F16J15/54
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
A HIGH SPEED ROTARY HYDRAULIC MOTOR COMPRISING (A) A CYLINDRICAL CASE OPEN AT BOTH ENDS, (B) A HANDLE MOUNTING THE CASE, (C) HYDRAULIC FLUID INPUT AND EXHAUST CONDUITS MOUNTED ON THE HANDLE, (D) IN THE CASE A TRANSVERSELY SEGMENTAL CORE COMPRISING RECESSED FRONT, BACK AND CENTRAL SEGMENTS, THE FRONT SEGMENT HAVING HYDRAULIC FLUID INPUT AND EXHAUST PASSAGEWAYS COMMUNICATING THE INPUT AND EXHAUST CONDUITS WITH THE RECESSED CENTRAL SEGMENT (E) SECURING MEANS SECURING THE CORE SEGMENTS TOGETHER AND SECURING THE CORE IN THE CASE, (F) A PAIR OF MESHING HYDRAULIC MOTOR GEARS JOURNALED IN THE CORE AND ARRANGED IN THE RECESSED CENTRAL SEGMENT TO BE DRIVEN BY HYDRAULIC FLUID UNDER PRESSURE CIRCULATING IN THE INPUT AND EXHAUST CONDUITS AND PASSAGEWAYS, (G) A MOTOR DRIVE SHAFT EXTENDING IN THE AXIAL DIRECTION OF THE CASE AND HAVING AN OUTER END PORTION EXTENDING OUTWARD FROM THE FRONT CORE SEGMENT AND HAVING TOOL MOUNTING MEANS THEREON AND AN INNER END PORTION SECURED TO ONE OF THE GEARS,
Claim 2
Dependent Claim
162 words
A HIGH SPEED ROTARY HYDRAULIC MOTOR COMPRISING (A) A CYLINDRICAL CASE OPEN AT BOTH ENDS, (B) A HANDLE MOUNTING THE CASE, (C) HYDRAULIC FLUID INPUT AND EXHAUST CONDUITS MOUNTED ON THE HANDLE, (D) IN THE CASE A TRANSVERSELY SEGMENTAL CORE COMPRISING RECESSED FRONT, BACK AND CENTRAL SEGMENTS, THE FRONT SEGMENT HAVING HYDRAULIC FLUID INPUT AND EXHAUST PASSAGEWAYS COMMUNICATING THE INPUT AND EXHAUST CONDUITS WITH THE RECESSED CENTRAL SEGMENT (E) SECURING MEANS SECURING THE CORE SEGMENTS TOGETHER AND SECURING THE CORE IN THE CASE, (F) A PAIR OF MESHING HYDRAULIC MOTOR GEARS JOURNALED IN THE CORE AND ARRANGED IN THE RECESSED CENTRAL SEGMENT TO BE DRIVEN BY HYDRAULIC FLUID UNDER PRESSURE CIRCULATING IN THE INPUT AND EXHAUST CONDUITS AND PASSAGEWAYS, (G) A MOTOR DRIVE SHAFT EXTENDING IN THE AXIAL DIRECTION OF THE CASE AND HAVING AN OUTER END PORTION EXTENDING OUTWARD FROM THE FRONT CORE SEGMENT AND HAVING TOOL MOUNTING MEANS THEREON AND AN INNER END PORTION SECURED TO ONE OF THE GEARS,
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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) | 1970-11-06 | 1971-05-08 | 1971-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-06 | 1975-05-08 | 1975-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-06 | 1979-05-08 | 1979-11-07 | $7700.00 | Window Closed / Lapsed |