US3145580A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ball bearing nut and screw assembly
Assignee: Motors Liquidation Co
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Filing: 1963-01-29
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Granted: 1964-08-25
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Expires: 1983-01-29
Abstract
No abstract record available.
Inventors
- 👤 David A Galonska
- 👤 George A Widmoyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:24
CPC Classifications
F; F16; F16H; F16H25/00; F16H25/18; F16H25/20; F16H25/22; F16H25/2204; F16H25/2214; F16H57/00; F16H57/04; F16H57/048; F16H57/0497; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19642; Y10T74/19698; Y10T74/19702; Y10T74/19744; Y10T74/19749; Y10T74/19767
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
A BALL NUT AND SCREW ASSEMBLY COMPRISING, A SCREW HAVING AN INTERNAL HELICAL GROOVE, A NUT CIRCUMJACENT SAID SCREW HAVING AN INTERNAL HELICAL GROOVE, SAID GROOVES MATING WITH EACH OTHER TO PROVIDE A RACE HAVING TERMINAL ENDS, A TRAIN OF BALLS LOADED IN SAID RACE TO PROVIDE A DRIVING CONNECTION BETWEEN SAID NUT AND SCREW, BALL RETURN MEANS SECURED TO SAID NUT PROVIDING A CONFINED PATH FOR RETURNING THE BALLS FROM ONE TERMINAL END TO THE OTHER TERMINAL END OF SAID RACE AND LUBRICATING MEANS SECURED TO SAID NUT AND ARRANGED TO COOPERATE WITH SAID BALL RETURN MEANS TO PROVIDE SAID CONFINED PATH AND TO LUBRICATE THE BALLS BEING RETURNED BY SAID BALL RETURN MEANS.
Claim 2
Dependent Claim
115 words
A BALL NUT AND SCREW ASSEMBLY COMPRISING, A SCREW HAVING AN INTERNAL HELICAL GROOVE, A NUT CIRCUMJACENT SAID SCREW HAVING AN INTERNAL HELICAL GROOVE, SAID GROOVES MATING WITH EACH OTHER TO PROVIDE A RACE HAVING TERMINAL ENDS, A TRAIN OF BALLS LOADED IN SAID RACE TO PROVIDE A DRIVING CONNECTION BETWEEN SAID NUT AND SCREW, BALL RETURN MEANS SECURED TO SAID NUT PROVIDING A CONFINED PATH FOR RETURNING THE BALLS FROM ONE TERMINAL END TO THE OTHER TERMINAL END OF SAID RACE AND LUBRICATING MEANS SECURED TO SAID NUT AND ARRANGED TO COOPERATE WITH SAID BALL RETURN MEANS TO PROVIDE SAID CONFINED PATH AND TO LUBRICATE THE BALLS BEING RETURNED BY SAID BALL RETURN MEANS.
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) | 1967-08-25 | 1968-02-24 | 1968-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-25 | 1972-02-24 | 1972-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-25 | 1976-02-24 | 1976-08-25 | $7700.00 | Window Closed / Lapsed |