US3163115A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Horsepower limiting devices
Assignee: American Brake Shoe Co
•
Filing: 1960-03-08
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Granted: 1964-12-29
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Expires: 1980-03-08
Abstract
No abstract record available.
Inventors
- 👤 Darby B Neff
- 👤 Donald F Rader
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:32
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/38; F16H61/40; F16H61/46; F16H61/475
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
A HORSEPOWER LIMITING APPARATUS INCLUDING MEANS THROUGH WHICH FLUID PASSES AND THE VOLUMETRIC CAPACITY OF WHICH MAY BE VARIED; MEANS FOR VARYING THE VOLUMETRIC CAPACITY OF SAID FIRST NAMED MEANS; MOTOR MEANS FOR ADJUSTING SAID VOLUMETRIC CAPACITY VARYING MEANS; MOTOR CONTROL MEANS CONNECTED TO CONTROL THE OPERATION OF SAID MOTOR MEANS; A VOLUME CONTROL MEANS MOVABLE TO DIFFERENT POSITIONS BY AN INDEPENDENT FORCE AND OPERATIVE TO CONTROL SAID MOTOR CONTROL MEANS, SAID MOTOR CONTROL MEANS BEING SO CONSTRUCTED THAT THE FORCE REQUIRED TO MOVE SAID VOLUME CONTROL MEANS THROUGHOUT ITS CONTROL RANGE UNDER ALL OPERATING CONDITIONS REMAINS CONSTANT; A MOTOR HAVING A PISTON CONTROLLED IN ITS POSITION IN RESPONSE TO THE PRESSURE OF THE FLUID PASSING THROUGH SAID FIRST NAMED MEANS AND BY THE VOLUME OF THE FLUID PASSING
Claim 2
Dependent Claim
129 words
A HORSEPOWER LIMITING APPARATUS INCLUDING MEANS THROUGH WHICH FLUID PASSES AND THE VOLUMETRIC CAPACITY OF WHICH MAY BE VARIED; MEANS FOR VARYING THE VOLUMETRIC CAPACITY OF SAID FIRST NAMED MEANS; MOTOR MEANS FOR ADJUSTING SAID VOLUMETRIC CAPACITY VARYING MEANS; MOTOR CONTROL MEANS CONNECTED TO CONTROL THE OPERATION OF SAID MOTOR MEANS; A VOLUME CONTROL MEANS MOVABLE TO DIFFERENT POSITIONS BY AN INDEPENDENT FORCE AND OPERATIVE TO CONTROL SAID MOTOR CONTROL MEANS, SAID MOTOR CONTROL MEANS BEING SO CONSTRUCTED THAT THE FORCE REQUIRED TO MOVE SAID VOLUME CONTROL MEANS THROUGHOUT ITS CONTROL RANGE UNDER ALL OPERATING CONDITIONS REMAINS CONSTANT; A MOTOR HAVING A PISTON CONTROLLED IN ITS POSITION IN RESPONSE TO THE PRESSURE OF THE FLUID PASSING THROUGH SAID FIRST NAMED MEANS AND BY THE VOLUME OF THE FLUID PASSING
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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) | 1967-12-29 | 1968-06-29 | 1968-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-29 | 1972-06-29 | 1972-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-29 | 1976-06-29 | 1976-12-29 | $7700.00 | Window Closed / Lapsed |