Patent US3194612A successfully refreshed from Google Patents.
US3194612A
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Roller guide
Assignee: ZF Friedrichshafen AG
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Filing: 1962-07-30
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Granted: 1965-07-13
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Expires: 1982-07-30
Abstract
No abstract record available.
Inventors
- 👤 Striepe Friedrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:51
CPC Classifications
F; F16; F16C; F16C29/00; F16C29/04; F16C29/06; F16C29/0614; F16C29/0616; F16C29/0619; F16C33/00; F16C33/30; F16C33/46; F16C33/50; F16C33/508
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
92 words
A MOVABLE MEMBER AND A ROLLER GUIDE THEREFOR COMPRISING A PAIR OF ENDLESS ROTATIVE ROLLER TRAINS HAVING STRAIGHT FLIGHTS IN PARALLEL RELATION, SAID MEMBER HAVING A RAIL MEANS INTERMEDIATE AND CONTIGUOUS WITH ADJACENT FLIGHTS OF SAID TRAINS WHEREBY SAID MEMBER IS SUPPORTED FOR TRANSLATIONAL MOVEMENT BY ROLLING MOTION OF SAID TRAINS, A LOWER FLIGHT OF ONE OF SAID TRAINS EFFECTING RETENTION OF SAID RAIL AND AN UPPER FLIGHT OF THE OTHER OF SAID TRAINS EFFECTING LOAD SUPPORT FOR SAID RAIL, AND A FIXED SHOE WITHIN EACH OF SAID ROLLER TRAINS ON WHICH
References Cited (Backward Citations)
US1373386A
Cited
GB121909A
Cited
US1669710A
Cited
US2230442A
Cited
US2211881A
Cited
US2620676A
Cited
GB695195A
Cited
US2785934A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-12 | 1969-01-11 | 1969-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-12 | 1973-01-11 | 1973-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-12 | 1977-01-11 | 1977-07-13 | $7700.00 | Window Closed / Lapsed |