US3132903A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slit regulated gas journal bearing
Assignee: Individual
•
Filing: 1961-09-18
•
Granted: 1964-05-12
•
Expires: 1981-09-18
Abstract
No abstract record available.
Inventors
- 👤 James E Webb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:24
CPC Classifications
F; F16; F16C; F16C32/00; F16C32/06; F16C32/0603; F16C32/0614; F16C32/0625
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
A GAS JOURNAL BEARING COMPRISING: A PILLOW BLOCK, A ROTOR HAVING AN ENLARGED BODY PORTION JOURNALLED IN SAID PILLOW BLOCK; FIRST GAS SLITS COMMUNICATING WITH SAID ROTOR FORMED IN SAID PILLOW BLOCK AND SURROUNDING SAID ROTOR BODY, SECOND GAS SLITS COMMUNICATING WITH THE ENDS OF SAID ROTOR BODY; EXHAUST PASSAGES FORMED IN SAID PILLOW BLOCKS AT THE ENDS OF SAID ROTOR BODY; PLENUM CHAMBERS
Claim 2
Dependent Claim
64 words
A GAS JOURNAL BEARING COMPRISING: A PILLOW BLOCK, A ROTOR HAVING AN ENLARGED BODY PORTION JOURNALLED IN SAID PILLOW BLOCK; FIRST GAS SLITS COMMUNICATING WITH SAID ROTOR FORMED IN SAID PILLOW BLOCK AND SURROUNDING SAID ROTOR BODY, SECOND GAS SLITS COMMUNICATING WITH THE ENDS OF SAID ROTOR BODY; EXHAUST PASSAGES FORMED IN SAID PILLOW BLOCKS AT THE ENDS OF SAID ROTOR BODY; PLENUM CHAMBERS
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) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |