US3194612A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roller guide
Assignee: ZF Friedrichshafen AG
•
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 03:12
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
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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) | 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 |