US3202008A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Screw and nut actuator
Assignee: Motors Liquidation Co
•
Filing: 1963-05-27
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Granted: 1965-08-24
•
Expires: 1983-05-27
Abstract
No abstract record available.
Inventors
- 👤 Howard M Geyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:57
CPC Classifications
F; F16; F16H; F16H25/00; F16H25/18; F16H25/20; F16H25/2015; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18576; Y10T74/18688
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
A SCREW AND NUT ACTUATOR COMPRISING A REVERSELY ROTATABLE HOLLOW SCREW SHAFT, A NONROTATABLE NUT THREADEDLY ENGAGING SAID SCREW SHAFT WHEREBY ROTATION OF SAID SCREW SHAFT WILL EFFECT LINEAR MOVEMENT OF SAID NUT, A TORSION BAR MOUNTED COAXIALLY OF SAID HOLLOW SCREW SHAFT, COACTING ENGAGEABLE ABUTMENTS EACH END OF SAID HOLLOW SCREW SHAFT AND SAID TORSION BAR FOR ROTATING SAID TORSION BAR WITH SAID SCREW SHAFT IN OPPOSITE DIRECTIONS, AND ABUTMENT MEANS ON SAID NUT ENGAGEABLE WITH EACH OF SAID ABUTMENST ON SAID TORSION BAR ADJACENT OPPOSITE STROKE
Claim 2
Dependent Claim
88 words
A SCREW AND NUT ACTUATOR COMPRISING A REVERSELY ROTATABLE HOLLOW SCREW SHAFT, A NONROTATABLE NUT THREADEDLY ENGAGING SAID SCREW SHAFT WHEREBY ROTATION OF SAID SCREW SHAFT WILL EFFECT LINEAR MOVEMENT OF SAID NUT, A TORSION BAR MOUNTED COAXIALLY OF SAID HOLLOW SCREW SHAFT, COACTING ENGAGEABLE ABUTMENTS EACH END OF SAID HOLLOW SCREW SHAFT AND SAID TORSION BAR FOR ROTATING SAID TORSION BAR WITH SAID SCREW SHAFT IN OPPOSITE DIRECTIONS, AND ABUTMENT MEANS ON SAID NUT ENGAGEABLE WITH EACH OF SAID ABUTMENST ON SAID TORSION BAR ADJACENT OPPOSITE STROKE
References Cited (Backward Citations)
US2907223A
Cited
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 |