US3156970A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Torque converter elements and methods of making the same
Assignee: Motors Liquidation Co
•
Filing: 1961-07-14
•
Granted: 1964-11-17
•
Expires: 1981-07-14
Abstract
No abstract record available.
Inventors
- 👤 Walter R Zojac
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:53
CPC Classifications
F; F16; F16H; F16H41/00; F16H41/24; F16H41/28; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49316; Y10T29/4933
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
THE METHOD OF MAKING A TORQUE CONVERTER ELEMENT WHICH COMPRISES DIE CASTING A ONE PIECE LINEAL ELEMENT OF SUITABLE MATERIAL HAVING A PORTION PROVIDING A LINEAL STRIP OF SELECTED LENGTH INCLUDING A SMOOTH-SURFACED SIDE AND A PLURALITY OF BLADES EXTENDING FROM SAID LINEAL STRIP AT SPACED INTERVALS ALONG SAID STRIP AND HAVING FREE ENDS, ROLLING SAID SELECTED LENGTH OF SAID STRIP INTO RING FORM, SECURING THE ENDS OF THE STRIP TOGETHER SO AS TO FORM A SMOOTH-SURFACED RING THEREBY PROVIDING A SHROUD WITH BLADES EXTENDING THEREFROM AND FASTENING A RING-LIKE SHROUD MEMBER TO THE FREE ENDS OF SAID BLADES.
Claim 2
Independent Claim
99 words
THE METHOD OF MAKING A TORQUE CONVERTER ELEMENT WHICH COMPRISES DIE CASTING A ONE PIECE LINEAL ELEMENT OF SUITABLE MATERIAL HAVING A PORTION PROVIDING A LINEAL STRIP OF SELECTED LENGTH INCLUDING A SMOOTH-SURFACED SIDE AND A PLURALITY OF BLADES EXTENDING FROM SAID LINEAL STRIP AT SPACED INTERVALS ALONG SAID STRIP AND HAVING FREE ENDS, ROLLING SAID SELECTED LENGTH OF SAID STRIP INTO RING FORM, SECURING THE ENDS OF THE STRIP TOGETHER SO AS TO FORM A SMOOTH-SURFACED RING THEREBY PROVIDING A SHROUD WITH BLADES EXTENDING THEREFROM AND FASTENING A RING-LIKE SHROUD MEMBER TO THE FREE ENDS OF SAID BLADES.
References Cited (Backward Citations)
US868419A
Cited
GB190514569A
Cited
US905460A
Cited
GB190721756A
Cited
US1062737A
Cited
US986974A
Cited
US2475772A
Cited
US2431647A
Cited
US2745353A
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US2690132A
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US2982468A
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US2925953A
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US3010187A
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US3120697A
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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) | 1967-11-17 | 1968-05-18 | 1968-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-17 | 1972-05-18 | 1972-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-17 | 1976-05-18 | 1976-11-17 | $7700.00 | Window Closed / Lapsed |