US3131818A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roller support for load handling units
Assignee: Individual
•
Filing: 1962-01-10
•
Granted: 1964-05-05
•
Expires: 1982-01-10
Abstract
No abstract record available.
Inventors
- 👤 Jr George S Allin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 08:06
CPC Classifications
E; E02; E02F; E02F9/00; E02F9/08; E02F9/10; E02F9/12; E02F9/121; B; B66; B66C; B66C23/00; B66C23/62; B66C23/84; F; F16; F16C; F16C19/00; F16C19/50; F16C19/507; F16C2300/00; F16C2300/10; F16C2300/14; F16C2326/00; F16C2350/00; F16C2350/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
IN A ROLLER SUPPORT STRUCTURE OF A LOAD HANDLING UNIT HAVING A ROTATABLE BASE STRUCTURE AND A TRUCK FOR SUPPORTING SAID BASE ON A HORIZONTAL TRACK FORMED INTEGRALLY WITH SAID TRUCK, SAID SUPPORT STRUCTURE INCLUDING A FIXED ENDED MOUNTING SHAFT SECURED FOR ROTATIONALLY ADJUSTABLE MOVEMENT ON THE UNDERSIDE OF THE BASE AND HAVING AN ECCENTRICALLY FORMED END PORTION SUPPORTED FREELY AND IN VERTICALLY SPACED RELATION WITH SAID TRACK AND AN EQUALIZER BEAM SUPPORTED ON THE ECCENTRIC END PORTION OF THE SHAFT FOR VERTICALLY ADJUSTABLE MOVEMENT WITH RESPECT TO SAID TRACK AND CARRYING A PAIR OF ROLLERS IN PERDETERMINED VERTICAL RELATION WITH SAID TRACK, THE IMPROVEMENT COMPRISING PROVIDING A UNIVERSAL JOINT BETWEEN SAID BEAM AND THE ECCENTRIC END PORTION OF SAID SHAFT TO PERMIT LIMITED UNIVERSALLY PIVOTING OF SAID BEAM RELATIVELY OF SAID SHAFT THEREBY PERMITTING SAID BEAM AND ROLLERS TO MAINTAIN A SUBSTANTIALLY PREDETERMINED, CONSTANT OPERATING POSITION WITH RESPECT TO SAID TRACK IRRESPECTIVE OF LIMITED DEFLECTION AND ROTATIONAL ADJUSTMENT OF THE SHAFT.
Claim 2
Dependent Claim
162 words
IN A ROLLER SUPPORT STRUCTURE OF A LOAD HANDLING UNIT HAVING A ROTATABLE BASE STRUCTURE AND A TRUCK FOR SUPPORTING SAID BASE ON A HORIZONTAL TRACK FORMED INTEGRALLY WITH SAID TRUCK, SAID SUPPORT STRUCTURE INCLUDING A FIXED ENDED MOUNTING SHAFT SECURED FOR ROTATIONALLY ADJUSTABLE MOVEMENT ON THE UNDERSIDE OF THE BASE AND HAVING AN ECCENTRICALLY FORMED END PORTION SUPPORTED FREELY AND IN VERTICALLY SPACED RELATION WITH SAID TRACK AND AN EQUALIZER BEAM SUPPORTED ON THE ECCENTRIC END PORTION OF THE SHAFT FOR VERTICALLY ADJUSTABLE MOVEMENT WITH RESPECT TO SAID TRACK AND CARRYING A PAIR OF ROLLERS IN PERDETERMINED VERTICAL RELATION WITH SAID TRACK, THE IMPROVEMENT COMPRISING PROVIDING A UNIVERSAL JOINT BETWEEN SAID BEAM AND THE ECCENTRIC END PORTION OF SAID SHAFT TO PERMIT LIMITED UNIVERSALLY PIVOTING OF SAID BEAM RELATIVELY OF SAID SHAFT THEREBY PERMITTING SAID BEAM AND ROLLERS TO MAINTAIN A SUBSTANTIALLY PREDETERMINED, CONSTANT OPERATING POSITION WITH RESPECT TO SAID TRACK IRRESPECTIVE OF LIMITED DEFLECTION AND ROTATIONAL ADJUSTMENT OF THE SHAFT.
References Cited (Backward Citations)
US2071135A
Cited
US2513726A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-05 | 1967-11-04 | 1968-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-05 | 1971-11-04 | 1972-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-05 | 1975-11-04 | 1976-05-05 | $7700.00 | Window Closed / Lapsed |