Patent US3605239A successfully refreshed from Google Patents.
US3605239A
Expired / Lapsed
US
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Apparatus for external installation of resilient seals
Assignee: Individual
•
Filing: 1970-01-16
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Granted: 1971-09-20
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Expires: 1990-01-16
Abstract
Abstract AN APPARATUS FOR AUTOMATICALLY INSTALLING DISTENSIBLE ANNULAR COMPONENTS SUCH AS O-RINGS SEALS ONTO A SHAFT OR THE LIKE. A FEEDING MECHANISM TRANSPORTS THE SEAL TO A POSITIONING HEAD WHERE IT REMAINS UNTIL AN APPLICATOR MECHANISM PICKS IT UP AND STRETCHES IT. THE SEAL IS THEN TRANSPORTED OVER THE SHAFT AND ONCE IT IS IN POSITION IT IS STRIPPED AUTOMATICALLY FROM THE APPLICATOR MECHANISM WHEREUPON THE SEAL CONTRACTS ABOUT THE SHAFT IN THE REQUIRED POSITION.
Inventors
- 👤 Harald Eschholz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:32
CPC Classifications
B; B23; B23P; B23P19/00; B23P19/04; B23P19/08; B23P19/084; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53039; Y10T29/53061; Y10T29/53074; Y10T29/53478; Y10T29/53657
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |