US3081682A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for obtaining and maintaining spacing of a transducer
Assignee: International Business Machines Corp
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Filing: 1961-06-28
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Granted: 1963-03-19
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Expires: 1981-06-28
Abstract
No abstract record available.
Inventors
- 👤 Henri A Khoury
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:16
CPC Classifications
G; G11; G11B; G11B17/00; G11B17/02; G11B17/022; G11B17/028; G11B17/0284; F; F16; F16C; F16C32/00; F16C32/06; F16C32/0681; F16C32/0692; G11B17/32; G11B21/00; G11B21/16; G11B21/20; G11B5/00; G11B5/48; G11B5/58; G11B5/60; G11B5/6005; G11B7/00; G11B7/08; G11B7/09; G11B7/0908; G11B7/095
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
APPARATUS FOR SUPPORTING AN ELEMENT A PREDETERMINED DISTANCE FROM A SUBSTANTIALLY PLANE SURFACE COMPRISING, IN COMBINATION, A FIRST MEMBER HAVING A SUBSTANTIALLY PLANE SURFACE, A SUPPORT MEMBER MOUNTED ADJACENT TO SAID SURFACE, AN AIR BEARING MEMBER HAVING A FIRST AND A SECOND AIR CHAMBER, MEANS MOUNTING SAID AIR BEARING MEMBER ON SAID SUPPORT MEMBER FOR MOVEMENT ALONG AN AXIS PERPENDICULAR TO THE PLANE OF SAID SURFACE, SAID AIR BEARING MEMBER HAVING A PLANE SURFACE PARALLEL TO SAID PLANE SURFACE OF SAID FIRST MEMBER, MEANS FOR EFFECTING RELATIVE MO-
Claim 2
Dependent Claim
88 words
APPARATUS FOR SUPPORTING AN ELEMENT A PREDETERMINED DISTANCE FROM A SUBSTANTIALLY PLANE SURFACE COMPRISING, IN COMBINATION, A FIRST MEMBER HAVING A SUBSTANTIALLY PLANE SURFACE, A SUPPORT MEMBER MOUNTED ADJACENT TO SAID SURFACE, AN AIR BEARING MEMBER HAVING A FIRST AND A SECOND AIR CHAMBER, MEANS MOUNTING SAID AIR BEARING MEMBER ON SAID SUPPORT MEMBER FOR MOVEMENT ALONG AN AXIS PERPENDICULAR TO THE PLANE OF SAID SURFACE, SAID AIR BEARING MEMBER HAVING A PLANE SURFACE PARALLEL TO SAID PLANE SURFACE OF SAID FIRST MEMBER, MEANS FOR EFFECTING RELATIVE MO-
References Cited (Backward Citations)
FR1119186A
Cited
FR1211792A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-18 | 1966-09-17 | 1967-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-18 | 1970-09-17 | 1971-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-18 | 1974-09-17 | 1975-03-19 | $7700.00 | Window Closed / Lapsed |