Unitary hub-shaft interconnection assembly
Abstract
Abstract AN INNER RING HAS A CYLINDRICAL SURFACE ADAPTED TO SEAT ON A SHAFT AND AN OUTER DOUBLE-CONICAL SURFACE WITH A NOTCH OR GROOVE CIRCUMFERENTIALLY EXTENDING IN THE MIDDLE THEREOF, A PAIR OF OUTER RINGS WITH INNER CONICAL SURFACES, ADAPTED TO SEAT AGAINST THE OUTER CONICAL SURFACE ARE PROVIDED, THE OUTER RINGS BEING FORMED WITH COLLARS ENGAGING THE GROOVE OR NOTCH OF THE INNER RING, TO PROVIDE A UNITARY ASSEMBLY. THE OUTER SURFACES OF THE OUTER RINGS ARE CYLINDRICAL TO SEAT WITHIN THE HUB, THE OUTER RINGS BEING PIERCED AXIALLY TO PERMIT TIGHTENING SCREWS TO BE PASSED THERETHROUGH TO TIGHTEN THE CONICAL SURFACES OF THE OUTER RINGS AND THE INNER RING WITH RESPECT TO EACH OTHER, AND PROVIDE FOR WEDGING THE PARTS TOGETHER AND TRANSMISSION OF TORQUE. D R A W I N G
Inventors
- 👤 O Peter
- 👤 L Peter
Bibliographic Details
Claims Analysis
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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) | 1976-02-20 | 1976-08-21 | 1977-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-02-20 | 1980-08-21 | 1981-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-02-20 | 1984-08-21 | 1985-02-20 | $7700.00 | Window Closed / Lapsed |