US3106414A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible rotary seals and bellows assemblies
Assignee: Individual
•
Filing: 1958-12-03
•
Granted: 1963-10-08
•
Expires: 1978-12-03
Abstract
No abstract record available.
Inventors
- 👤 Melville F Peters
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:46
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/34; F16J15/36; F16J15/363; F16J3/00; F16J3/02; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49877
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
A BELLOWS HAVING THE PERFORMANCE CHARACTERISTICS OF A PISTON COMPRISING, A PLURALITY OF PLATES, A CENTRAL OPENING IN EACH OF SAID PLATES, A FIRST SERIES OF RIGID RINGSHAPED MEMBERS SECURED TO SAID PLATES ADJACENT THEIR INNER PERIPHERIES TO FORM PAIRS OF PLATES AND A SECOND SERIES OF RING SHAPED MEMBERS SECURED TO ALTERNATE PAIRS OF PLATES ADJACENT THEIR OUTER PERIPHERIES TO FORM A BELLOWS, EACH OF SAID PLATES HAVING A PARABOLIC SHAPE BETWEEN THE FIRST AND SECOND RINGS INDUCED BY SUBJECTING THE BELLOWS TO A PRESSURE HIGHER THAN ITS OPERATING PRESSURE.
Claim 2
Dependent Claim
91 words
A BELLOWS HAVING THE PERFORMANCE CHARACTERISTICS OF A PISTON COMPRISING, A PLURALITY OF PLATES, A CENTRAL OPENING IN EACH OF SAID PLATES, A FIRST SERIES OF RIGID RINGSHAPED MEMBERS SECURED TO SAID PLATES ADJACENT THEIR INNER PERIPHERIES TO FORM PAIRS OF PLATES AND A SECOND SERIES OF RING SHAPED MEMBERS SECURED TO ALTERNATE PAIRS OF PLATES ADJACENT THEIR OUTER PERIPHERIES TO FORM A BELLOWS, EACH OF SAID PLATES HAVING A PARABOLIC SHAPE BETWEEN THE FIRST AND SECOND RINGS INDUCED BY SUBJECTING THE BELLOWS TO A PRESSURE HIGHER THAN ITS OPERATING PRESSURE.
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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) | 1966-10-07 | 1967-04-08 | 1967-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-07 | 1971-04-08 | 1971-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-07 | 1975-04-08 | 1975-10-08 | $7700.00 | Window Closed / Lapsed |