US3122939A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Durand
Assignee: —
•
Filing: —
•
Granted: 1964-03-03
•
Expires: 1981-03-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 04:07
CPC Classifications
F; F16; F16H; F16H1/00; F16H1/02; F16H1/20; F16H1/22; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19074; Y10T74/19079; Y10T74/19084; Y10T74/19633
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
206 words
A POWER SPLITTING REDUCTION GEAR, COMPRISING, IN COMBINATION, A LOW SPEED OUTPUT SHAFT; A HIGH SPEED INPUT SHAFT; TWO PINIONS SUPPORTED BY SAID INPUT SHAFT, A PART SHAPED SOMEWHAT LIKE A BEAM AND DISPOSED IN THE SYMMETRY PLANE THROUGH SAID TWO PINIONS AND MOUNTED ON THE HIGH SPEED INPUT SHAFT; FIXED DEFORMABLE HYDRAULIC CAPSULES AGAINST WHICH BEAR THE EXTREMITIES OF SAID BEAM SAID CAPSULES BEING INTERCONNECTED THROUGH PASSAGEWAYS; AT LEAST TWO COMPOUND GEARWHEELS MESHING WITH SAID TWO PINIONS, THE HUB OF EACH COMPOUND GEARWHEEL BEING MOUNTED WITHIN SAID BEAM AND SAID COMPOUND GEARWHEELS BEING ARRANGED IN OPPOSITE ARMS OF SAID BEAM WITH A SELF-ALIGNING BEARING INSERTED BETWEEN EACH HUB AND SAID BEAM; A LOW SPEED GEARWHEEL SUPPORTED BY SAID LOW WITH; COUPLING MEANS BETWEEN EACH OF THE LATTER PINIONS AND EACH OF THE COMPOUND GEARWHEELS; A FLANGE DISPOSED TRANSVERSELY IN THE SYMMETRY PLANE THROUGH EACH OF SAID LATTER PINIONS; A SELF-ALIGNING BEARING IN EACH OF SAID FLANGES, ONE OF SAID LATTER PINIONS BEING MOUNTED THEREON; GUIDING FOLLOWERS SUPPORTED BY EACH TRANSVERSE FLANGE; ON SAID LOW SPEED GEARWHEEL AT LEAST ONE GUIDING TRACK FOR CO-OPERATION WITH SAID GUIDING FOLLOWERS; FIXED DEFORMABLE HYDRAULIC CAPSULES AGAINST WHICH BEARS EACH OF SAID TRANSVERSE FLANGES, SAID CAPSULES BEING INTERCONNECTED THROUGH PASSAGEWAYS.
Claim 2
Dependent Claim
206 words
A POWER SPLITTING REDUCTION GEAR, COMPRISING, IN COMBINATION, A LOW SPEED OUTPUT SHAFT; A HIGH SPEED INPUT SHAFT; TWO PINIONS SUPPORTED BY SAID INPUT SHAFT, A PART SHAPED SOMEWHAT LIKE A BEAM AND DISPOSED IN THE SYMMETRY PLANE THROUGH SAID TWO PINIONS AND MOUNTED ON THE HIGH SPEED INPUT SHAFT; FIXED DEFORMABLE HYDRAULIC CAPSULES AGAINST WHICH BEAR THE EXTREMITIES OF SAID BEAM SAID CAPSULES BEING INTERCONNECTED THROUGH PASSAGEWAYS; AT LEAST TWO COMPOUND GEARWHEELS MESHING WITH SAID TWO PINIONS, THE HUB OF EACH COMPOUND GEARWHEEL BEING MOUNTED WITHIN SAID BEAM AND SAID COMPOUND GEARWHEELS BEING ARRANGED IN OPPOSITE ARMS OF SAID BEAM WITH A SELF-ALIGNING BEARING INSERTED BETWEEN EACH HUB AND SAID BEAM; A LOW SPEED GEARWHEEL SUPPORTED BY SAID LOW WITH; COUPLING MEANS BETWEEN EACH OF THE LATTER PINIONS AND EACH OF THE COMPOUND GEARWHEELS; A FLANGE DISPOSED TRANSVERSELY IN THE SYMMETRY PLANE THROUGH EACH OF SAID LATTER PINIONS; A SELF-ALIGNING BEARING IN EACH OF SAID FLANGES, ONE OF SAID LATTER PINIONS BEING MOUNTED THEREON; GUIDING FOLLOWERS SUPPORTED BY EACH TRANSVERSE FLANGE; ON SAID LOW SPEED GEARWHEEL AT LEAST ONE GUIDING TRACK FOR CO-OPERATION WITH SAID GUIDING FOLLOWERS; FIXED DEFORMABLE HYDRAULIC CAPSULES AGAINST WHICH BEARS EACH OF SAID TRANSVERSE FLANGES, SAID CAPSULES BEING INTERCONNECTED THROUGH PASSAGEWAYS.
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) | 1967-03-03 | 1967-09-02 | 1968-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-03 | 1971-09-02 | 1972-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-03 | 1975-09-02 | 1976-03-03 | $7700.00 | Window Closed / Lapsed |