Patent US3083592A successfully refreshed from Google Patents.
US3083592A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for controlling moving members
Assignee: Individual
•
Filing: 1960-03-16
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Granted: 1963-04-02
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Expires: 1980-03-16
Abstract
No abstract record available.
Inventors
- 👤 Ragnar L Carlstedt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:20
CPC Classifications
F; F15; F15B; F15B11/00; F15B11/02; F15B11/04; B; B23; B23Q; B23Q11/00; B23Q11/04; B23Q5/00; B23Q5/22; B23Q5/34; B23Q5/36; B23Q5/38; B23Q5/40; B23Q5/404; F15B15/00; F15B15/08; F15B15/14; F15B2015/1495; F15B2211/00; F15B2211/30; F15B2211/305; F15B2211/30525; F15B2211/32; F15B2211/327; F15B2211/40; F15B2211/405; F15B2211/40515; F15B2211/415; F15B2211/41509; F15B2211/42; F15B2211/426; F15B2211/45; F15B2211/60; F15B2211/63; F15B2211/6303; F15B2211/6336; F15B2211/70; F15B2211/705; F15B2211/7051; F15B2211/7053; F15B2211/75; Y; Y10; Y10T; Y10T408/00; Y10T408/65; Y10T408/675; Y10T408/6757; Y10T409/00; Y10T409/30; Y10T409/304536; Y10T409/305936; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18576; Y10T74/18688; Y10T82/00; Y10T82/13; Y10T82/25; Y10T82/2531; Y10T82/2549
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
IN COMBINATION, A HYDRAULIC MOTOR COMPRISING A CYLINDER AND A RAM THEREIN, SAID CYLINDER HAVING A HEAD AT ONE END AND SAID RAM EXTENDING OUT THE OTHER END THEREOF, A SCREW EXTENDING THROUGH THE HEAD OF THE CYLINDER AND INTO THE RAM, A NUT IN THE RAM THREADED ON THE SCREW, MEANS ROTATABLY SUPPORTING THE SCREW IN THE CYLINDER AGAINST AXIAL MOVEMENT THEREIN, A THRUST BEARING ON ONE SIDE OF THE NUT BETWEEN THE NUT AND THE RAM WHEREBY MOVEMENT OF THE RAM IN ONE DIRECTION IN THE CYLINDER WILL ROTATABLY CONNECT THE NUT WITH THE RAM, COOPERATING ELEMENTS OF A CLUTCH BETWEEN THE OTHER SIDE OF THE NUT AND THE RAM WHEREBY MOVEMENT OF THE RAM IN THE OTHER DIRECTION IN THE CYLINDER WILL NON-ROTATABLY CONNECT THE NUT WITH THE RAM, AND MEANS CONNECTED WITH THE SCREW FOR CONTROLLING THE SPEED OF ROTATION THEREOF AT LEAST WHILE THE RAM IS MOVING IN THE SAID OTHER DIRECTION.
Claim 2
Dependent Claim
157 words
IN COMBINATION, A HYDRAULIC MOTOR COMPRISING A CYLINDER AND A RAM THEREIN, SAID CYLINDER HAVING A HEAD AT ONE END AND SAID RAM EXTENDING OUT THE OTHER END THEREOF, A SCREW EXTENDING THROUGH THE HEAD OF THE CYLINDER AND INTO THE RAM, A NUT IN THE RAM THREADED ON THE SCREW, MEANS ROTATABLY SUPPORTING THE SCREW IN THE CYLINDER AGAINST AXIAL MOVEMENT THEREIN, A THRUST BEARING ON ONE SIDE OF THE NUT BETWEEN THE NUT AND THE RAM WHEREBY MOVEMENT OF THE RAM IN ONE DIRECTION IN THE CYLINDER WILL ROTATABLY CONNECT THE NUT WITH THE RAM, COOPERATING ELEMENTS OF A CLUTCH BETWEEN THE OTHER SIDE OF THE NUT AND THE RAM WHEREBY MOVEMENT OF THE RAM IN THE OTHER DIRECTION IN THE CYLINDER WILL NON-ROTATABLY CONNECT THE NUT WITH THE RAM, AND MEANS CONNECTED WITH THE SCREW FOR CONTROLLING THE SPEED OF ROTATION THEREOF AT LEAST WHILE THE RAM IS MOVING IN THE SAID OTHER DIRECTION.
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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) | 1966-04-01 | 1966-10-01 | 1967-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-01 | 1970-10-01 | 1971-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-01 | 1974-10-01 | 1975-04-02 | $7700.00 | Window Closed / Lapsed |