US3353255A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and tools for tightening seals
Assignee: Individual
•
Filing: 1964-09-16
•
Granted: 1967-11-21
•
Expires: 1984-09-16
Abstract
No abstract record available.
Inventors
- 👤 Short Earl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:42
CPC Classifications
B; B25; B25B; B25B27/00; B25B27/0028; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49702; Y10T29/49718; Y10T29/49719; Y10T29/49826; Y10T29/49838; Y10T29/53; Y10T29/53696
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
A METHOD OF TIGHTENING A SOFT SEAL INSTALLED IN A SEMI-CIRCULAR GROOVE IN A BEARING BLOCK WITHOUT REMOVING THE SHAFT FROM ENGAGEMENT WITH SAID BLOCK COMPRISING THE STEPS OF SUPPORTING AN ELONGATED THIN STRIP OF STIFF FLEXIBLE MATERIAL IN A HOLDER WITH ONE OF SAID STRIP BEING EXPOSED A CONTROLLED DISTANCE FROM SAID TOOL HOLDER, POSITIONING SAID ONE END OF SAID STRIP AT ONE OF THE EXPOSED ENDS OF SAID GROOVE BETWEEN SAID SOFT SEAL AND THE BACK WALL OF THE GROOVE OPPOSITE FROM SAID SHAFT, MOVING SAID HOLDER AND SUPPORTED PORTION OF SAID STRIP TOWARD SAID GROOVE TO INSERT SAID ONE END OF SAID STRIP INTO SAID GROOVE, MANIPULATING SAID HOLDER TO EXPOSE A FURTHER CONTROLLED PORTION OF SAID STRIP, MOVING SAID HOLDER AND SUPPORTED
Claim 2
Independent Claim
126 words
A METHOD OF TIGHTENING A SOFT SEAL INSTALLED IN A SEMI-CIRCULAR GROOVE IN A BEARING BLOCK WITHOUT REMOVING THE SHAFT FROM ENGAGEMENT WITH SAID BLOCK COMPRISING THE STEPS OF SUPPORTING AN ELONGATED THIN STRIP OF STIFF FLEXIBLE MATERIAL IN A HOLDER WITH ONE OF SAID STRIP BEING EXPOSED A CONTROLLED DISTANCE FROM SAID TOOL HOLDER, POSITIONING SAID ONE END OF SAID STRIP AT ONE OF THE EXPOSED ENDS OF SAID GROOVE BETWEEN SAID SOFT SEAL AND THE BACK WALL OF THE GROOVE OPPOSITE FROM SAID SHAFT, MOVING SAID HOLDER AND SUPPORTED PORTION OF SAID STRIP TOWARD SAID GROOVE TO INSERT SAID ONE END OF SAID STRIP INTO SAID GROOVE, MANIPULATING SAID HOLDER TO EXPOSE A FURTHER CONTROLLED PORTION OF SAID STRIP, MOVING SAID HOLDER AND SUPPORTED
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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) | 1970-11-20 | 1971-05-22 | 1971-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-20 | 1975-05-22 | 1975-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-20 | 1979-05-22 | 1979-11-21 | $7700.00 | Window Closed / Lapsed |