Patent US3203740A successfully refreshed from Google Patents.
US3203740A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bearing seal
Assignee: Federal Mogul Bower Bearings Inc
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Filing: 1963-04-15
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Granted: 1965-08-31
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Expires: 1983-04-15
Abstract
No abstract record available.
Inventors
- 👤 Vasalie L Peickii
- 👤 Richard C Lund
- 👤 George D Rhoads
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:47
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/72; F16C33/76; F16C33/78; F16C33/784; F16C33/7843; F16C33/7853; F16C33/30; F16C33/58; F16C33/583; F16C33/7816; F16C33/782; F16C33/7833; F16C33/7869; F16C33/7873; F16C33/7876; F16C19/00; F16C19/02; F16C19/04; F16C19/06; F16C2300/00; F16C2300/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
179 words
IN A BALL BEARING ASSEMBLY HAVING AN OUTER RACE WITH INNER AND OUTER SURFACES, AN INNER RACE WITH INNER AND OUTER SURFACES, BALLS BETWEEN SAID RACES, AND A BALL RETAINER ALSO BETWEEN SAID RACES, THE COMBINATION THEREWITH OF AN ANNULAR RIDGE ON THE OUTER SURFACE OF SAID INNER RACE PROVIDING A LARGER DIAMETER CIRCULAR PORTION BETWEEN TWO PORTIONS OF SMALLER DIAMETER, SAID INNER SURFACE OF SAID OUTER RACE HAVING A SEAL-RECEIVING PORTION GENERALLY OPPOSITE SAID RIDGE, AND A LUBRICANT RETAINER HAVING A SHALLOW CUP-SHAPED REINFORCING RING OF METAL WITH A LONG RADIALLY EXTENDING FLANGE AND A SHORT RADIALLY OUTER AXIALLY OUTWARDLY EXTENDING FLANGE WITH A FREE EDGE, SEATED IN SAID SEAL-RECEIVING PORTION, AND AN ELASTOMERIC MEMBER BONDED TO SAID RING AND HAVING A PAIR OF LIPS ON THE INNER PERIPHERY ENGAGING OPPOSITE SIDES OF SAID RIDGE IN A ROTARY SEALING ENGAGEMENT THEREWITH AND FLEXED BY SAID RIDGE AXIALLY AWAY FROM EACH OTHER SAID LIPS BEING SEPARATED BY A GROOVE, THE OTHER EDGE OF SAID REINFORCING RING BEING SEATED IN SAID ELASTOMERIC MEMBER RADIALLY WITH THE AXIS OF SAID GROOVE.
Claim 2
Dependent Claim
179 words
IN A BALL BEARING ASSEMBLY HAVING AN OUTER RACE WITH INNER AND OUTER SURFACES, AN INNER RACE WITH INNER AND OUTER SURFACES, BALLS BETWEEN SAID RACES, AND A BALL RETAINER ALSO BETWEEN SAID RACES, THE COMBINATION THEREWITH OF AN ANNULAR RIDGE ON THE OUTER SURFACE OF SAID INNER RACE PROVIDING A LARGER DIAMETER CIRCULAR PORTION BETWEEN TWO PORTIONS OF SMALLER DIAMETER, SAID INNER SURFACE OF SAID OUTER RACE HAVING A SEAL-RECEIVING PORTION GENERALLY OPPOSITE SAID RIDGE, AND A LUBRICANT RETAINER HAVING A SHALLOW CUP-SHAPED REINFORCING RING OF METAL WITH A LONG RADIALLY EXTENDING FLANGE AND A SHORT RADIALLY OUTER AXIALLY OUTWARDLY EXTENDING FLANGE WITH A FREE EDGE, SEATED IN SAID SEAL-RECEIVING PORTION, AND AN ELASTOMERIC MEMBER BONDED TO SAID RING AND HAVING A PAIR OF LIPS ON THE INNER PERIPHERY ENGAGING OPPOSITE SIDES OF SAID RIDGE IN A ROTARY SEALING ENGAGEMENT THEREWITH AND FLEXED BY SAID RIDGE AXIALLY AWAY FROM EACH OTHER SAID LIPS BEING SEPARATED BY A GROOVE, THE OTHER EDGE OF SAID REINFORCING RING BEING SEATED IN SAID ELASTOMERIC MEMBER RADIALLY WITH THE AXIS OF SAID GROOVE.
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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) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |