Patent US3086261A successfully refreshed from Google Patents.
US3086261A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Floor seal
Assignee: Torjesen Inc
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Filing: 1961-06-13
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Granted: 1963-04-23
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Expires: 1981-06-13
Abstract
No abstract record available.
Inventors
- 👤 Lapof Ray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 04:08
CPC Classifications
E; E06; E06B; E06B7/00; E06B7/16; E06B7/22; E06B7/23; E06B7/2318
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
A SEALING DEVICE FOR A DOOR OR THE LIKE HAVING A RECESSED PORTION OPENING ONTO THE LOWER MARGINAL EDGE THEREOF COMPRISING A SEAL MEMBER RECIPROCABLY MOUNTED IN SAID RECESS AND SHIFTABLE OUTWARDLY THEREFROM, SPRING MEANS URGING SAID SEAL MEMBER TO RETRACTED POSITION WITHIN SAID RECESS AND A COMPOSITE PNEUMATIC EXPANSION ASSEMBLY INTERPOSED BETWEEN THE UPPER EDGE OF SAID RECESS AND SAID SEAL MEMBER, SAID ASSEMBLY INCLUDING A FIRST CASING ENGAGING SAID UPPER EDGE OF SAID RECESS AND HAVING A DOWNWARDLY DIRECTED OPEN MOUTH PORTION, A SECOND CASING ENGAGING SAID SEAL MEMBER AND HAVING AN UPWARDLY DIRECTED OPEN MOUTH PORTION, A BOUNDARY BLOCK SLIDABLY SUPPORTED IN SPANNING RELATION OF SAID CASINGS, AND A PAIR OF PNEUMATICALLY EXPANSIBLE MEMBERS DISPOSED IN SAID FIRST AND SECOND CASINGS, RESPECTIVELY, BETWEEN THE UPPER FACE OF SAID BLOCK AND SAID UPPER EDGE OF SAID RECESS, AND THE LOWER FACE OF SAID BLOCK AND SAID SEAL MEMBER, SAID EXPANSIBLE MEMBERS HAVING A COMMON INFLATION SOURCE.
Claim 2
Dependent Claim
158 words
A SEALING DEVICE FOR A DOOR OR THE LIKE HAVING A RECESSED PORTION OPENING ONTO THE LOWER MARGINAL EDGE THEREOF COMPRISING A SEAL MEMBER RECIPROCABLY MOUNTED IN SAID RECESS AND SHIFTABLE OUTWARDLY THEREFROM, SPRING MEANS URGING SAID SEAL MEMBER TO RETRACTED POSITION WITHIN SAID RECESS AND A COMPOSITE PNEUMATIC EXPANSION ASSEMBLY INTERPOSED BETWEEN THE UPPER EDGE OF SAID RECESS AND SAID SEAL MEMBER, SAID ASSEMBLY INCLUDING A FIRST CASING ENGAGING SAID UPPER EDGE OF SAID RECESS AND HAVING A DOWNWARDLY DIRECTED OPEN MOUTH PORTION, A SECOND CASING ENGAGING SAID SEAL MEMBER AND HAVING AN UPWARDLY DIRECTED OPEN MOUTH PORTION, A BOUNDARY BLOCK SLIDABLY SUPPORTED IN SPANNING RELATION OF SAID CASINGS, AND A PAIR OF PNEUMATICALLY EXPANSIBLE MEMBERS DISPOSED IN SAID FIRST AND SECOND CASINGS, RESPECTIVELY, BETWEEN THE UPPER FACE OF SAID BLOCK AND SAID UPPER EDGE OF SAID RECESS, AND THE LOWER FACE OF SAID BLOCK AND SAID SEAL MEMBER, SAID EXPANSIBLE MEMBERS HAVING A COMMON INFLATION SOURCE.
References Cited (Backward Citations)
US527212A
Cited
US2929445A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-22 | 1966-10-22 | 1967-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-22 | 1970-10-22 | 1971-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-22 | 1974-10-22 | 1975-04-23 | $7700.00 | Window Closed / Lapsed |