US3199931A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Externally pressurized fluid bearing
Assignee: Individual
•
Filing: 1963-05-07
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Granted: 1965-08-10
•
Expires: 1983-05-07
Abstract
No abstract record available.
Inventors
- 👤 Emmett L Martz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:49
CPC Classifications
F; F16; F16C; F16C32/00; F16C32/06; F16C32/0603; F16C32/0614; F16C32/0625
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
IN AN APPARATUS FOR SUPPLYING A LUBRICATING FILM FROM A PRESSURIZED FLUID SOURCE TO A GAP BETWEEN TWO OPPOSED CONTIGUOUS BEARING SURFACES, ONE OF A SUPPORT MEMBER AND ONE OF A SUPPORTED MEMBER, SAID SUPPORT MEMBER HAVING AN AXIS AND MOVEABLE ABOUT SAID AXIS RELATIVE TO A SAID SUPPORT MEMBER, THE COMBINATION COMPRISING: (A) AN ANNULAR RESERVOIR WITHIN SAID SUPPORT MEMBER EXTENDING AROUND SAID AXIS; (B) A FIRST COMMUNICATING MEANS FOR DIRECTING PRESSURIZED FLUID FROM SAID SOURCE TO SAID RESERVOIR; (C) AN ANNULAR FLUID DISTRIBUTION SLOT IN SAID SUPPORT MEMBER EXTENDING AROUND SAID AXIS AND HAVING AN ENLARGED EXIT OPENING INTO SAID GAP BETWEEN SAID TWO OPPOSED CONTIGUOUS BEARING SURFACES; (D) A SECOND COMMUNICATION MEANS FOR DIRECTING SAID PRESSURIZED FLUID FROM SAID RESERVOIR TO SAID FLUID DISTRIBUTION SLOT;
Claim 2
Dependent Claim
128 words
IN AN APPARATUS FOR SUPPLYING A LUBRICATING FILM FROM A PRESSURIZED FLUID SOURCE TO A GAP BETWEEN TWO OPPOSED CONTIGUOUS BEARING SURFACES, ONE OF A SUPPORT MEMBER AND ONE OF A SUPPORTED MEMBER, SAID SUPPORT MEMBER HAVING AN AXIS AND MOVEABLE ABOUT SAID AXIS RELATIVE TO A SAID SUPPORT MEMBER, THE COMBINATION COMPRISING: (A) AN ANNULAR RESERVOIR WITHIN SAID SUPPORT MEMBER EXTENDING AROUND SAID AXIS; (B) A FIRST COMMUNICATING MEANS FOR DIRECTING PRESSURIZED FLUID FROM SAID SOURCE TO SAID RESERVOIR; (C) AN ANNULAR FLUID DISTRIBUTION SLOT IN SAID SUPPORT MEMBER EXTENDING AROUND SAID AXIS AND HAVING AN ENLARGED EXIT OPENING INTO SAID GAP BETWEEN SAID TWO OPPOSED CONTIGUOUS BEARING SURFACES; (D) A SECOND COMMUNICATION MEANS FOR DIRECTING SAID PRESSURIZED FLUID FROM SAID RESERVOIR TO SAID FLUID DISTRIBUTION SLOT;
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) | 1968-08-09 | 1969-02-08 | 1969-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-09 | 1973-02-08 | 1973-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-09 | 1977-02-08 | 1977-08-10 | $7700.00 | Window Closed / Lapsed |