US3348851A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seal
Assignee: Motors Liquidation Co
•
Filing: 1965-06-02
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Granted: 1967-10-24
•
Expires: 1985-06-02
Abstract
No abstract record available.
Inventors
- 👤 James D Symons
- 👤 Louis H Weinand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:40
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/32; F16J15/3244
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A SEAL FOR SEALING THE SPACE BETWEEN RELATIVELY ROTATING MEMBERS HAVING A COMMON AXIS OF ROTATION COMPRISING A RESILIENT SEAL CONNECTED TO ONE OF THE MEMBERS AND HAVING A SEAL SLIP INCLUDING AN AXIALLY EXTENDING SEALING SURFACE CIRCUMFERENTIALLY AND SEALINGLY ENGAGING A SURFACE OF THE OTHER OF SAID MEMBERS, AT LEAST ONE SLIT CUT INTO AND EXTENDING AXIALLY ACROSS THE SEALING SURFACE, SAID SLIT HELD CLOSED BY ELASTOMERIC FORCES WITHIN THE RESILIENT SEAL UPON NON-RELATIVE ROTATION OF SAID MEMBERS AND HELD OPEN BY A TORQUE DIFFERENTIAL DEVELOPED ON OPPOSITE SIDES OF THE SLIT DURING RELATIVE ROTATION OF SAID MEMBERS.
Claim 2
Dependent Claim
99 words
A SEAL FOR SEALING THE SPACE BETWEEN RELATIVELY ROTATING MEMBERS HAVING A COMMON AXIS OF ROTATION COMPRISING A RESILIENT SEAL CONNECTED TO ONE OF THE MEMBERS AND HAVING A SEAL SLIP INCLUDING AN AXIALLY EXTENDING SEALING SURFACE CIRCUMFERENTIALLY AND SEALINGLY ENGAGING A SURFACE OF THE OTHER OF SAID MEMBERS, AT LEAST ONE SLIT CUT INTO AND EXTENDING AXIALLY ACROSS THE SEALING SURFACE, SAID SLIT HELD CLOSED BY ELASTOMERIC FORCES WITHIN THE RESILIENT SEAL UPON NON-RELATIVE ROTATION OF SAID MEMBERS AND HELD OPEN BY A TORQUE DIFFERENTIAL DEVELOPED ON OPPOSITE SIDES OF THE SLIT DURING RELATIVE ROTATION OF SAID MEMBERS.
References Cited (Backward Citations)
DE1101074B
Cited
DE1153578B
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-23 | 1971-04-24 | 1971-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-23 | 1975-04-24 | 1975-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-23 | 1979-04-24 | 1979-10-24 | $7700.00 | Window Closed / Lapsed |