US3145996A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seal for bearing
Assignee: SKF Industries Inc
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Filing: 1962-03-06
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Granted: 1964-08-25
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Expires: 1982-03-06
Abstract
No abstract record available.
Inventors
- 👤 Nicholas J Ninos
- 👤 John C Lawrence
- 👤 Jr John L Blake
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:22
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/72; F16C33/76; F16C33/78; F16C33/784; F16C33/7843; F16C33/7853; F16C33/7856
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A SEAL FOR SEALING THE SPACE BETWEEN CONFRONTING SURFACES OF A PAIR OF SPACED RELATIVELY ROTATABLE MEMBERS COMPRISING A RING-LIKE REINFORCING MEMBER, A SEALING ELEMENT INCLUDING A BODY PORTION SECURED TO SAID REINFORCING MEMBER AND A MARGINAL PORTION PROJECTING AXIALLY AND RADIALLY WITH RESPECT TO SAID BODY PORTION AT AN ANGLE THERETO BEYOND A PERIPHERAL EDGE OF SAID RING-LIKE REINFORCING MEMBER AND A FLANGE PROJECTING FROM AND IN THE SAME DIRECTION AS SAID MARGINAL PORTION, SAID MARGINAL PORTION AND FLANGE BEING OF SUBSTANTIALLY THE SAME CROSS SECTIONAL THICKNESS AND BEING OFFSET RELATIVE TO ONE ANOTHER TO DEFINE A JUNCTURE THEREBETWEEN OF REDUCED CROSS SECTION TO PERMIT FLEXING MOVEMENT OF SAID FLANGE ABOUT SAID JUNCTURE.
Claim 2
Dependent Claim
114 words
A SEAL FOR SEALING THE SPACE BETWEEN CONFRONTING SURFACES OF A PAIR OF SPACED RELATIVELY ROTATABLE MEMBERS COMPRISING A RING-LIKE REINFORCING MEMBER, A SEALING ELEMENT INCLUDING A BODY PORTION SECURED TO SAID REINFORCING MEMBER AND A MARGINAL PORTION PROJECTING AXIALLY AND RADIALLY WITH RESPECT TO SAID BODY PORTION AT AN ANGLE THERETO BEYOND A PERIPHERAL EDGE OF SAID RING-LIKE REINFORCING MEMBER AND A FLANGE PROJECTING FROM AND IN THE SAME DIRECTION AS SAID MARGINAL PORTION, SAID MARGINAL PORTION AND FLANGE BEING OF SUBSTANTIALLY THE SAME CROSS SECTIONAL THICKNESS AND BEING OFFSET RELATIVE TO ONE ANOTHER TO DEFINE A JUNCTURE THEREBETWEEN OF REDUCED CROSS SECTION TO PERMIT FLEXING MOVEMENT OF SAID FLANGE ABOUT SAID JUNCTURE.
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) | 1967-08-25 | 1968-02-24 | 1968-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-25 | 1972-02-24 | 1972-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-25 | 1976-02-24 | 1976-08-25 | $7700.00 | Window Closed / Lapsed |