US3212829A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid film bearing
Assignee: Ampex Corp
•
Filing: 1963-02-11
•
Granted: 1965-10-19
•
Expires: 1983-02-11
Abstract
No abstract record available.
Inventors
- 👤 William A Gross
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:08
CPC Classifications
F; F16; F16C; F16C17/00; F16C17/12; F16C17/18; F16C2380/00; F16C2380/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
APPARATUS PROVIDING A LOW-FRICTION BEARING BETWEEN A PAIR OF RELATIVELY MOVABLE ELEMENTS, COMPRISING: A BUFFER SLIDABLY DISPOSED BETWEEN AND ENGAGING ONE OF SAID RELATIVELY MOVABLE ELEMENTS, SAID BUFFER BEING YIELDABLE WITH RESPECT TO SAID ONE ELEMENT IN A DIRECTION NORMAL TO THE PLANE OF RELATIVE MOVEMENT OF SAID ELEMENTS; AND A FLUID DISPOSED BETWEEN SAID BUFFER AND THE OTHER OF SAID ELEMENTS, SAID FLUID AND BUFFER BEING OF DIFFERENT MATERIAL COMPOSITION; THE DIMENSION AND MATERIALS OF SAID APPARATUS BEING CHOSEN TO PRODUCE RELATIVE MOTION BETWEEN SAID
Claim 2
Dependent Claim
86 words
APPARATUS PROVIDING A LOW-FRICTION BEARING BETWEEN A PAIR OF RELATIVELY MOVABLE ELEMENTS, COMPRISING: A BUFFER SLIDABLY DISPOSED BETWEEN AND ENGAGING ONE OF SAID RELATIVELY MOVABLE ELEMENTS, SAID BUFFER BEING YIELDABLE WITH RESPECT TO SAID ONE ELEMENT IN A DIRECTION NORMAL TO THE PLANE OF RELATIVE MOVEMENT OF SAID ELEMENTS; AND A FLUID DISPOSED BETWEEN SAID BUFFER AND THE OTHER OF SAID ELEMENTS, SAID FLUID AND BUFFER BEING OF DIFFERENT MATERIAL COMPOSITION; THE DIMENSION AND MATERIALS OF SAID APPARATUS BEING CHOSEN TO PRODUCE RELATIVE MOTION BETWEEN SAID
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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) | 1968-10-18 | 1969-04-19 | 1969-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-18 | 1973-04-19 | 1973-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-18 | 1977-04-19 | 1977-10-19 | $7700.00 | Window Closed / Lapsed |