US3302219A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hospital bed and lifting and turning device
Assignee: Individual
•
Filing: 1966-01-14
•
Granted: 1967-02-07
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Expires: 1986-01-14
Abstract
No abstract record available.
Inventors
- 👤 Joe F Harris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:10
CPC Classifications
A; A61; A61G; A61G7/00; A61G7/10; A61G7/1013; A61G7/1015; A61G7/1025; A61G7/1032; A61G7/1049; A61G7/1055; A61G2200/00; A61G2200/30; A61G2200/32; A61G7/001
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
A PORTABLE LIFTING AND TURNING DEVICE FOR USE WITH A HOSPITAL BED AND THE LIKE COMPRISING SPACED VERTICAL MEMBERS INCLUDING A LOWER HOLLOW MEMBER AND A THREADED UPPER MEMBER EXTENDING INTO SAID HOLLOW MEMBER, SPACED ELONGATED RODS EXTENDING BETWEEN SAID VERTICAL MEMBERS AND MOUNTED ON THE UPPER ENDS THEREOF, A FLEXIBLE COVER MEMBER HAVING ITS OPPOSITE EDGES CONNECTED TO SAID SPACED ELONGATED RODS, A SPROCKET WHEEL SECURED TO EACH ELONGATED ROD AND AN ENDLESS SPROCKET CHAIN CARRIED BY SAID WHEELS FOR TURNING SAID RODS IN THE SAME DIRECTION TO WIND SAID COVER MEMBER ON ONE OF SAID ELONGATED RODS WHILE UNWINDING IT FROM ANOTHER OF SAID RODS, A BEARING ON EACH HOLLOW MEMBER, A SPROCKET WHEEL WITH AN INTERNAL THREAD ON EACH HOLLOW MEMBER SUPPORTED BY SAID BEARING AND EACH THREADED UPPER MEMBER ENGAGING ITS RESPECTIVE INTERNALLY THREADED SPROCKET WHEEL, WHEREBY SAID FLEXIBLE COVER MEMBER MAY BE RAISED AND LOWERED.
Claim 2
Dependent Claim
150 words
A PORTABLE LIFTING AND TURNING DEVICE FOR USE WITH A HOSPITAL BED AND THE LIKE COMPRISING SPACED VERTICAL MEMBERS INCLUDING A LOWER HOLLOW MEMBER AND A THREADED UPPER MEMBER EXTENDING INTO SAID HOLLOW MEMBER, SPACED ELONGATED RODS EXTENDING BETWEEN SAID VERTICAL MEMBERS AND MOUNTED ON THE UPPER ENDS THEREOF, A FLEXIBLE COVER MEMBER HAVING ITS OPPOSITE EDGES CONNECTED TO SAID SPACED ELONGATED RODS, A SPROCKET WHEEL SECURED TO EACH ELONGATED ROD AND AN ENDLESS SPROCKET CHAIN CARRIED BY SAID WHEELS FOR TURNING SAID RODS IN THE SAME DIRECTION TO WIND SAID COVER MEMBER ON ONE OF SAID ELONGATED RODS WHILE UNWINDING IT FROM ANOTHER OF SAID RODS, A BEARING ON EACH HOLLOW MEMBER, A SPROCKET WHEEL WITH AN INTERNAL THREAD ON EACH HOLLOW MEMBER SUPPORTED BY SAID BEARING AND EACH THREADED UPPER MEMBER ENGAGING ITS RESPECTIVE INTERNALLY THREADED SPROCKET WHEEL, WHEREBY SAID FLEXIBLE COVER MEMBER MAY BE RAISED AND LOWERED.
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) | 1970-02-06 | 1970-08-08 | 1971-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-06 | 1974-08-08 | 1975-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-06 | 1978-08-08 | 1979-02-07 | $7700.00 | Window Closed / Lapsed |