Patent US3391650A successfully refreshed from Google Patents.
US3391650A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Turn wheel for cable-driven chair lift
Assignee: Goforth Brothers Inc
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Filing: 1966-11-08
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Granted: 1968-07-09
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Expires: 1986-11-08
Abstract
No abstract record available.
Inventors
- 👤 Samuel P Goforth
- 👤 Joseph A Goforth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:54
CPC Classifications
B; B61; B61B; B61B12/00; B61B12/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
197 words
IN COMBINATION WITH A CHAIR LIFT ASSEMBLY AND THE LIKE INCLUDING A CABLE SUPPORTED FOR LONGITUDINAL MOVEMENT ALONG A PREDETERMINED PATH OF TRAVEL, A CLAMP HAVING A FIRST PORTION PARTIALLY ENCIRCLING SAID CABLE AND A SECOND PORTION EXTENDING SUBSTANTIALLY HORIZONTALLY OUTWARDLY THEREFROM AND HAVING ABUTMENT MEANS INTERMEDIATE THE LENGTH OF SAID SECOND PORTION, AND A CHAIRSUPPORTING HANGER BAR PIVOTALLY ATTACHED TO AND EXTENDING DOWNWARDLY FROM SAID SECOND PORTION OF SAID CLAMP INTERMEDIATE THE OUTER END AND SAID ABUTMENT MEANS THEREOF; AN IMPROVED TURN WHEEL FOR ALTERING THE DIRECTION OF THE PATH OF TRAVEL OF SAID CABLE, SAID TURN WHEEL COMPRISING A WHEEL-FRAME SUPPORTED FOR ROTATION ABOUT A SUBSTANTIALLY VERTICAL AXIS AND HAVING A SUBSTANTIALLY VERTICALLY EXTENDING PERIPHERAL FACE ABOUT ITS CIRCUMFERENCE, SAID PERIPHERAL FACE HAVING A GROOVE THEREIN OF SUBSTANTIALLY SEMI-CIRCULAR CROSS-SECTIONAL CONFIGURATION AND OF A DIAMETER SUBSTANTIALLY THE SAME AS THE DIAMETER OF SAID CABLE-ENCIRCLING PORTION OF SAID CLAMP, SAID GROOVE EXTENDING ABOUT THE ENTIRE CIRCUMFERENCE OF SAID PERIPHERAL FACE AND BEING ADAPTED TO SEATINGLY RECEIVE THE SIDE OF SAID CABLE AND OF SAID CABLE-ENCIRCLING PORTION OF SAID CLAMP OPPOSITE SAID OUTWARDLY EXTENDING PORTION OF SAID CLAMP TO GUIDABLY SUPPORT THE CABLE FOR PASSAGE ABOUT THE
Claim 2
Dependent Claim
197 words
IN COMBINATION WITH A CHAIR LIFT ASSEMBLY AND THE LIKE INCLUDING A CABLE SUPPORTED FOR LONGITUDINAL MOVEMENT ALONG A PREDETERMINED PATH OF TRAVEL, A CLAMP HAVING A FIRST PORTION PARTIALLY ENCIRCLING SAID CABLE AND A SECOND PORTION EXTENDING SUBSTANTIALLY HORIZONTALLY OUTWARDLY THEREFROM AND HAVING ABUTMENT MEANS INTERMEDIATE THE LENGTH OF SAID SECOND PORTION, AND A CHAIRSUPPORTING HANGER BAR PIVOTALLY ATTACHED TO AND EXTENDING DOWNWARDLY FROM SAID SECOND PORTION OF SAID CLAMP INTERMEDIATE THE OUTER END AND SAID ABUTMENT MEANS THEREOF; AN IMPROVED TURN WHEEL FOR ALTERING THE DIRECTION OF THE PATH OF TRAVEL OF SAID CABLE, SAID TURN WHEEL COMPRISING A WHEEL-FRAME SUPPORTED FOR ROTATION ABOUT A SUBSTANTIALLY VERTICAL AXIS AND HAVING A SUBSTANTIALLY VERTICALLY EXTENDING PERIPHERAL FACE ABOUT ITS CIRCUMFERENCE, SAID PERIPHERAL FACE HAVING A GROOVE THEREIN OF SUBSTANTIALLY SEMI-CIRCULAR CROSS-SECTIONAL CONFIGURATION AND OF A DIAMETER SUBSTANTIALLY THE SAME AS THE DIAMETER OF SAID CABLE-ENCIRCLING PORTION OF SAID CLAMP, SAID GROOVE EXTENDING ABOUT THE ENTIRE CIRCUMFERENCE OF SAID PERIPHERAL FACE AND BEING ADAPTED TO SEATINGLY RECEIVE THE SIDE OF SAID CABLE AND OF SAID CABLE-ENCIRCLING PORTION OF SAID CLAMP OPPOSITE SAID OUTWARDLY EXTENDING PORTION OF SAID CLAMP TO GUIDABLY SUPPORT THE CABLE FOR PASSAGE ABOUT THE
References Cited (Backward Citations)
US2087232A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-09 | 1972-01-08 | 1972-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-09 | 1976-01-08 | 1976-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-09 | 1980-01-08 | 1980-07-09 | $7700.00 | Window Closed / Lapsed |