US3245735A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seal for antifriction bearings
Assignee: Individual
•
Filing: 1963-10-15
•
Granted: 1966-04-12
•
Expires: 1983-10-15
Abstract
No abstract record available.
Inventors
- 👤 Sikora Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:34
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/72; F16C33/76; F16C33/78; F16C33/784; F16C33/7843; F16C33/7853; F16C33/7889; F16C19/00; F16C19/02; F16C19/04; F16C19/06; F16C19/22; F16C19/34; F16C19/36; F16C19/364; F16C19/44; F16C19/46; F16C2300/00; F16C2300/02; Y; Y10; Y10S; Y10S277/00; Y10S277/91
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
151 words
IN COMBINATION WITH A ANTI-FRICTION BEARING HAVING AN OUTER RACE RING AND INNER RACE RING COAXIALLY ARRANGED WITHIN SAID OUTER RACE RING IN AXIALLY SPACED RELATIONSHIP THERETO SO AS TO CONFINE THEREWITH AN ANNULAR SPACE: A PAIR OF SEALING MEMBERS HAVING PLANE MARGINAL PORTIONS CLAMPED AGAINST ONE OF SAID RACE RINGS, THE INNER OF SAID MEMBERS EXTENDING RADIALLY AND INWARDLY INTO SAID BEARING SPACE WITH ITS OTHER MARGINAL PORTION CLOSELY SPACED FROM THE INNER SURFACE OF SAID OTHER RACE RING, THE OUTER OF SAID SEALING MEMBERS EXTENDING RADIALLY BEYOND SAID FIRST MEMBER AND FORMED WITH A LATERALLY EXTENDING MARGINAL PORTION HAVING ITS EDGE IN CONTACT WITH THE RADIALLY EXTENDING FACE OF SAID OTHER RACE RING SO THAT SAID TWO SEALING MEMBERS AND SAID OTHER RACE RING FORM A SPACE THEREBETWEEN, AND A RESILIENT RUBBERLIKE SEALING ELEMENT IN SAID SPACE AND HELD AGAINST SAID OTHER RACE RING BY SAID OUTER SEALING MEMBER.
Claim 2
Dependent Claim
151 words
IN COMBINATION WITH A ANTI-FRICTION BEARING HAVING AN OUTER RACE RING AND INNER RACE RING COAXIALLY ARRANGED WITHIN SAID OUTER RACE RING IN AXIALLY SPACED RELATIONSHIP THERETO SO AS TO CONFINE THEREWITH AN ANNULAR SPACE: A PAIR OF SEALING MEMBERS HAVING PLANE MARGINAL PORTIONS CLAMPED AGAINST ONE OF SAID RACE RINGS, THE INNER OF SAID MEMBERS EXTENDING RADIALLY AND INWARDLY INTO SAID BEARING SPACE WITH ITS OTHER MARGINAL PORTION CLOSELY SPACED FROM THE INNER SURFACE OF SAID OTHER RACE RING, THE OUTER OF SAID SEALING MEMBERS EXTENDING RADIALLY BEYOND SAID FIRST MEMBER AND FORMED WITH A LATERALLY EXTENDING MARGINAL PORTION HAVING ITS EDGE IN CONTACT WITH THE RADIALLY EXTENDING FACE OF SAID OTHER RACE RING SO THAT SAID TWO SEALING MEMBERS AND SAID OTHER RACE RING FORM A SPACE THEREBETWEEN, AND A RESILIENT RUBBERLIKE SEALING ELEMENT IN SAID SPACE AND HELD AGAINST SAID OTHER RACE RING BY SAID OUTER SEALING MEMBER.
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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) | 1969-04-11 | 1969-10-11 | 1970-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-11 | 1973-10-11 | 1974-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-11 | 1977-10-11 | 1978-04-12 | $7700.00 | Window Closed / Lapsed |