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US3202000A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slewing mechanism
Assignee: International Motors LLC
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Filing: 1962-12-05
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Granted: 1965-08-24
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Expires: 1982-12-05
Abstract
No abstract record available.
Inventors
- 👤 Raymond C Fischer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:56
CPC Classifications
E; E02; E02F; E02F9/00; E02F9/08; E02F9/10; E02F9/12; E02F9/121; A; A01; A01B; A01B35/00; A01D; A01D87/00; A01D87/0053; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18832; Y10T74/18848; Y10T74/18888; Y10T74/1892; Y10T74/18968
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
153 words
A POWER DRIVEN TURNTABLE COMPRISING FIXED HORIZONTAL PLATE MEANS HAVING VERTICALLY EXTENDING BEARING MEANS CENTRALLY THEREOF, AND A PLURALITY OF BEARING ROLLERS SPACED FROM SAID BEARING MEANS, ROTATABLE HORIZONTAL PLATE MEANS SUPPORTED BY SAID FIXED PLATE MEANS AND SAID BEARING ROLLERS AND HAVING AN AXIAL SHAFT EXTENDING THROUGH SAID BEARING MEANS, A POWER-RECEIVER PULLEY HAVING A HELICAL GROOVE THEREON MOUNTED ON SAID CENTRAL SHAFT, DOUBLE-ACTING HYDRAULIC POWER MEANS INCLUDING A CYLINDER AND A PAIR OF PISTONS EXTENDING AXIALLY THEREFROM, THE END PORTIONS OF SAID PISTONS BEING SECURED TO SAID FIXED PLATE MEANS, A PAIR OF CABLE PULLEYS MOUNTED ON SAID FIXED PLATE MEANS, AND A CABLE HAVING ENDS FIXED TO RESPECTIVE ENDS OF SAID CYLINDER EXTENDING ABOUT SAID CABLE PULLEYS AND ENGAGING SAID POWER-RECEIVING PULLEY WHEREBY ACTUATION OF SAID POWER MEANS CAUSES THE CYLINDER TO SLIDE UPON THE PISTONS AND THE CABLE TO DRIVE THE POWER-RECEIVING MEANS THUS ROTATING THE ROTATABLE PLATE MEANS.
Claim 2
Dependent Claim
153 words
A POWER DRIVEN TURNTABLE COMPRISING FIXED HORIZONTAL PLATE MEANS HAVING VERTICALLY EXTENDING BEARING MEANS CENTRALLY THEREOF, AND A PLURALITY OF BEARING ROLLERS SPACED FROM SAID BEARING MEANS, ROTATABLE HORIZONTAL PLATE MEANS SUPPORTED BY SAID FIXED PLATE MEANS AND SAID BEARING ROLLERS AND HAVING AN AXIAL SHAFT EXTENDING THROUGH SAID BEARING MEANS, A POWER-RECEIVER PULLEY HAVING A HELICAL GROOVE THEREON MOUNTED ON SAID CENTRAL SHAFT, DOUBLE-ACTING HYDRAULIC POWER MEANS INCLUDING A CYLINDER AND A PAIR OF PISTONS EXTENDING AXIALLY THEREFROM, THE END PORTIONS OF SAID PISTONS BEING SECURED TO SAID FIXED PLATE MEANS, A PAIR OF CABLE PULLEYS MOUNTED ON SAID FIXED PLATE MEANS, AND A CABLE HAVING ENDS FIXED TO RESPECTIVE ENDS OF SAID CYLINDER EXTENDING ABOUT SAID CABLE PULLEYS AND ENGAGING SAID POWER-RECEIVING PULLEY WHEREBY ACTUATION OF SAID POWER MEANS CAUSES THE CYLINDER TO SLIDE UPON THE PISTONS AND THE CABLE TO DRIVE THE POWER-RECEIVING MEANS THUS ROTATING THE ROTATABLE PLATE MEANS.
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) | 1968-08-23 | 1969-02-22 | 1969-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-23 | 1973-02-22 | 1973-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-23 | 1977-02-22 | 1977-08-24 | $7700.00 | Window Closed / Lapsed |