US3217339A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hospital bed
Assignee: American Seating Co
•
Filing: 1963-03-04
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Granted: 1965-11-16
•
Expires: 1983-03-04
Abstract
No abstract record available.
Inventors
- 👤 Warren R Black
- 👤 Robert L Knapp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:36
CPC Classifications
A; A61; A61G; A61G7/00; A61G7/002
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
151 words
IN A HOSPITAL BED: A RECTANGULAR BED FRAME; FOUR SUPPORTING PEDESTALS FOR THE BED FRAME NEAR THE FOUR CORNERS THEREOF, SAID PEDESTALS EACH COMPRISING TELESCOPING MEMBERS CAPABLE OF BEING EXTENDED TO RAISE THE BED FRAME OR CONTRACTED TO LOWER SAID FRAME AND CONSISTING OF FLOOR-SUPPORTED POSTS AND SLEEVES SECURED TO THE BED FRAME AND TELESCOPING WITH SAID POSTS; MEANS FOR EXTENDING SAID PEDESTALS INCLUDING CABLES HAVING THEIR ONE ENDS CONNECTED TO THE POSTS OF SAID PEDESTALS AND PASSING AROUND SHEAVES WHICH DIRECT THE CABLES LATERALLY INWARDLY TO POINTS NEAR THE LONGITUDINAL CENTER TO THE BED FRAME AND THENCE LONGITUDINALLY TOWARD ONE END OF THE BED; AN ELONGATED BAR MOUNTED ON THE BED FRAME IN TH APPROXIMATE LONGITUDINAL CENTER THEREOF FOR LONGITUDINAL RECIPROCATION THEREON, SAID BAR HAVING CONNECTED TO ITS OPPOSITE ENDS THE OTHER ENDS OF THE PAIRS OF CABLES AT OPPOSITE ENDS OF THE BED; AND MEANS FOR RECIPROCATING SAID BAR.
Claim 2
Dependent Claim
151 words
IN A HOSPITAL BED: A RECTANGULAR BED FRAME; FOUR SUPPORTING PEDESTALS FOR THE BED FRAME NEAR THE FOUR CORNERS THEREOF, SAID PEDESTALS EACH COMPRISING TELESCOPING MEMBERS CAPABLE OF BEING EXTENDED TO RAISE THE BED FRAME OR CONTRACTED TO LOWER SAID FRAME AND CONSISTING OF FLOOR-SUPPORTED POSTS AND SLEEVES SECURED TO THE BED FRAME AND TELESCOPING WITH SAID POSTS; MEANS FOR EXTENDING SAID PEDESTALS INCLUDING CABLES HAVING THEIR ONE ENDS CONNECTED TO THE POSTS OF SAID PEDESTALS AND PASSING AROUND SHEAVES WHICH DIRECT THE CABLES LATERALLY INWARDLY TO POINTS NEAR THE LONGITUDINAL CENTER TO THE BED FRAME AND THENCE LONGITUDINALLY TOWARD ONE END OF THE BED; AN ELONGATED BAR MOUNTED ON THE BED FRAME IN TH APPROXIMATE LONGITUDINAL CENTER THEREOF FOR LONGITUDINAL RECIPROCATION THEREON, SAID BAR HAVING CONNECTED TO ITS OPPOSITE ENDS THE OTHER ENDS OF THE PAIRS OF CABLES AT OPPOSITE ENDS OF THE BED; AND MEANS FOR RECIPROCATING SAID BAR.
References Cited (Backward Citations)
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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) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |