US3123095A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Kohler
Assignee: —
•
Filing: —
•
Granted: 1964-03-03
•
Expires: 1981-03-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 05:25
CPC Classifications
F; F04; F04B; F04B39/00; F04B39/10; F04B39/1053; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7859; Y10T137/7861; Y10T137/7862; Y10T137/7865; Y10T137/7879; Y10T137/7888; Y10T137/7891; Y10T137/7892
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A MULTIPLE RING VALVE, IN PARTICULAR FOR PISTON-TYPE COMPRESSORS, COMPRISING A VALVE SEAT, A VALVE GUARD ARRANGED IN SPACED RELATION TO SAID VALVE SEAT, CLOSING MEANS LOCATED BETWEEN THE SAID VALVE SEAT AND THE VALVE GUARD AND COMPRISING AN ONE-PIECE ELASTIC VALVE PLATE COMPOSED OF CONCENTRIC RINGS INTERCONNECTED BY MEANS OF LINKING WEBS, THE LINKING WEBS OF ALL CONCENTRIC RINGS BEING LOCATED ON THE SAME DIAMETER OF THE VALVE PLATE.
Claim 2
Dependent Claim
70 words
A MULTIPLE RING VALVE, IN PARTICULAR FOR PISTON-TYPE COMPRESSORS, COMPRISING A VALVE SEAT, A VALVE GUARD ARRANGED IN SPACED RELATION TO SAID VALVE SEAT, CLOSING MEANS LOCATED BETWEEN THE SAID VALVE SEAT AND THE VALVE GUARD AND COMPRISING AN ONE-PIECE ELASTIC VALVE PLATE COMPOSED OF CONCENTRIC RINGS INTERCONNECTED BY MEANS OF LINKING WEBS, THE LINKING WEBS OF ALL CONCENTRIC RINGS BEING LOCATED ON THE SAME DIAMETER OF THE VALVE PLATE.
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) | 1967-03-03 | 1967-09-02 | 1968-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-03 | 1971-09-02 | 1972-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-03 | 1975-09-02 | 1976-03-03 | $7700.00 | Window Closed / Lapsed |