US3145581A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power transmission mechanism
Assignee: Admiral Corp
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Filing: 1961-02-10
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Granted: 1964-08-25
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Expires: 1981-02-10
Abstract
No abstract record available.
Inventors
- 👤 Ray B Schrecongost
- 👤 Reuben C Carlson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:29
CPC Classifications
H; H03; H03J; H03J1/00; H03J1/18; F; F16; F16H; F16H37/00; F16H2700/00; F16H2700/02; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19172; Y10T74/19642; Y10T74/19698; Y10T74/19702
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
IN A MECHANISM FOR SELECTIVELY COUPLING A BIDIRECTIONAL DRIVING MEMBER TO EITHER OF TWO DRIVEN MEMBERS, A SPIRALLY GROOVED DRIVE SHAFT SELECTIVELY ROTATABLE IN CLOCKWISE AND COUNTERCLOCKWISE DIRECTIONS, FOLLOWER NUT MEANS MOUNTED ON SAID DRIVE SHAFT AND AXIALLY MOVABLE THEREALONG BETWEEN TWO PREDETERMINED POSITIONS, SAID NUT MEANS BEING URGED INTO ONE OF SAID POSITIONS DURING CLOCKWISE ROTATION AND INTO THE OTHER OF SAID POSITIONS DURING COUNTERCLOCKWISE ROTATION, STOP MEANS FOR LIMITING THE AXIAL MOVEMENT OF SAID NUT MEANS BETWEEN SAID TWO PREDETERMINED POSITIONS, SAID NUT MEANS HAVING MEANS EXTENDING THEREFROM FOR ENGAGEMENT WITH SAID STOP MEANS, FIRST UTILIZATION MEANS ROTATIONALLY COUPLED TO SAID NUT MEANS WHEN SAID NUT MEANS IS IN ONE OF SAID POSITIONS, AND SECOND UTILIZATION MEANS ROTATIONALLY COUPLED TO SAID NUT MEANS WHEN SAID NUT MEANS IS IN THE OTHER OF SAID POSITIONS.
Claim 2
Dependent Claim
136 words
IN A MECHANISM FOR SELECTIVELY COUPLING A BIDIRECTIONAL DRIVING MEMBER TO EITHER OF TWO DRIVEN MEMBERS, A SPIRALLY GROOVED DRIVE SHAFT SELECTIVELY ROTATABLE IN CLOCKWISE AND COUNTERCLOCKWISE DIRECTIONS, FOLLOWER NUT MEANS MOUNTED ON SAID DRIVE SHAFT AND AXIALLY MOVABLE THEREALONG BETWEEN TWO PREDETERMINED POSITIONS, SAID NUT MEANS BEING URGED INTO ONE OF SAID POSITIONS DURING CLOCKWISE ROTATION AND INTO THE OTHER OF SAID POSITIONS DURING COUNTERCLOCKWISE ROTATION, STOP MEANS FOR LIMITING THE AXIAL MOVEMENT OF SAID NUT MEANS BETWEEN SAID TWO PREDETERMINED POSITIONS, SAID NUT MEANS HAVING MEANS EXTENDING THEREFROM FOR ENGAGEMENT WITH SAID STOP MEANS, FIRST UTILIZATION MEANS ROTATIONALLY COUPLED TO SAID NUT MEANS WHEN SAID NUT MEANS IS IN ONE OF SAID POSITIONS, AND SECOND UTILIZATION MEANS ROTATIONALLY COUPLED TO SAID NUT MEANS WHEN SAID NUT MEANS IS IN THE OTHER OF SAID POSITIONS.
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) | 1967-08-25 | 1968-02-24 | 1968-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-25 | 1972-02-24 | 1972-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-25 | 1976-02-24 | 1976-08-25 | $7700.00 | Window Closed / Lapsed |