US3393648A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air bearing table
Assignee: Optomechanisms Inc
•
Filing: 1965-12-28
•
Granted: 1968-07-23
•
Expires: 1985-12-28
Abstract
No abstract record available.
Inventors
- 👤 Diehr George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:39
CPC Classifications
F; F16; F16C; F16C32/00; F16C32/06; F16C29/00; F16C29/02; F16C29/025; Y; Y10; Y10S; Y10S33/00; Y10S33/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
AN AIR BEARING TABLE COMPRISING, A BASE MEMBER, A SOLID RAIL MEMBER MOUNTED ON SAID BASE, A PLATFORM, AND MEANS TO MOVABLY MOUNTED SAID PLATFORM ON SAID RAIL COMPRISING A PLURALITY OF AIR BEARING BLOCKS FIXEDLY CONNECTED TO SAID PLATFORM, SAID BLOCKS BEING ADAPTED TO FIT CLOSELY TO SID BASE AND SAID RAIL, SAID BLOCKS HAVING APERTURES ON THEIR SURFACES FACING SAIR RAIL AND SAID BASE, MEANS TO APPLY AIR PRESSURE TO SAID BLOCKS WHEREBY THE AIR ISSUING FROM SAID APERTURES FORMS AN AIR BEARING FILM FOR SAID PLATFORM.
Claim 2
Dependent Claim
89 words
AN AIR BEARING TABLE COMPRISING, A BASE MEMBER, A SOLID RAIL MEMBER MOUNTED ON SAID BASE, A PLATFORM, AND MEANS TO MOVABLY MOUNTED SAID PLATFORM ON SAID RAIL COMPRISING A PLURALITY OF AIR BEARING BLOCKS FIXEDLY CONNECTED TO SAID PLATFORM, SAID BLOCKS BEING ADAPTED TO FIT CLOSELY TO SID BASE AND SAID RAIL, SAID BLOCKS HAVING APERTURES ON THEIR SURFACES FACING SAIR RAIL AND SAID BASE, MEANS TO APPLY AIR PRESSURE TO SAID BLOCKS WHEREBY THE AIR ISSUING FROM SAID APERTURES FORMS AN AIR BEARING FILM FOR SAID PLATFORM.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-23 | 1972-01-22 | 1972-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-23 | 1976-01-22 | 1976-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-23 | 1980-01-22 | 1980-07-23 | $7700.00 | Window Closed / Lapsed |