Patent US3124969A successfully refreshed from Google Patents.
US3124969A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preloaded ball bearing screw assembly
Assignee: —
•
Filing: —
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Granted: 1964-03-17
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Expires: 1981-03-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:21
CPC Classifications
F; F16; F16H; F16H25/00; F16H25/18; F16H25/20; F16H25/22; F16H25/2204; F16H25/2209; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18576; Y10T74/18728; Y10T74/19; Y10T74/19642; Y10T74/19698; Y10T74/19702; Y10T74/19744; Y10T74/19749; Y10T74/1987; Y10T74/19893; Y10T74/19898; Y10T74/19902
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
A DEVICE FOR TRANSLATING LINEAR MOTION INTO ROTARY MOTION OR VICE VERSA COMPRISING A SCREW COMPONENT, A PAIR OF NUTS CARRIED ON SAID SCREW COMPONENT IN END-TOEND RELATION EACH HAVING AN INTERNAL HELICAL GROOVE FORMED COMPLEMENTARILY TO THE SCREW GROOVE TO PROVIDE BALL RACES, AND A TRAIN OF BALLS IN EACH SUCH RACE, SAID NUTS BEING INTERCONNECTED VIA A PLURALITY OF PLUNGERS LOCATED IN AXIALLY DISPOSED REGISTERING BLIND BORES IN SAID NUTS, ONE OF SAID NUTS HAVING IN EACH OF ITS BORES A SPRING DISPOSED BETWEEN THE END OF THE BORE AND THE CORRESPONDING PLUNGER, THE SPRING BEING IN A COMPRESSED STATE AND OPERATING TO PRELOAD THE BALLS IN SAID RACES.
Claim 2
Independent Claim
111 words
A DEVICE FOR TRANSLATING LINEAR MOTION INTO ROTARY MOTION OR VICE VERSA COMPRISING A SCREW COMPONENT, A PAIR OF NUTS CARRIED ON SAID SCREW COMPONENT IN END-TOEND RELATION EACH HAVING AN INTERNAL HELICAL GROOVE FORMED COMPLEMENTARILY TO THE SCREW GROOVE TO PROVIDE BALL RACES, AND A TRAIN OF BALLS IN EACH SUCH RACE, SAID NUTS BEING INTERCONNECTED VIA A PLURALITY OF PLUNGERS LOCATED IN AXIALLY DISPOSED REGISTERING BLIND BORES IN SAID NUTS, ONE OF SAID NUTS HAVING IN EACH OF ITS BORES A SPRING DISPOSED BETWEEN THE END OF THE BORE AND THE CORRESPONDING PLUNGER, THE SPRING BEING IN A COMPRESSED STATE AND OPERATING TO PRELOAD THE BALLS IN SAID RACES.
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) | 1967-03-17 | 1967-09-16 | 1968-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-17 | 1971-09-16 | 1972-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-17 | 1975-09-16 | 1976-03-17 | $7700.00 | Window Closed / Lapsed |