US3356083A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Distributor vacuum advance valve
Assignee: Old Carco LLC
•
Filing: 1966-02-01
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Granted: 1967-12-05
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Expires: 1986-02-01
Abstract
No abstract record available.
Inventors
- 👤 Robert E Clark
- 👤 Jorma O Sarto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:56
CPC Classifications
F; F02; F02P; F02P5/00; F02P5/04; F02P5/05; F02P5/10; F02P5/103; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86879; Y10T137/86895
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
IN COMBINATION, A PAIR OF AXIALLY SPACED VALVE SEATS DEFINING A CORRESPONDING PAIR OF PORTS, AN AXIALLY RECIPROCABLE VALVE PLUNGER EXTENDING AXIALLY THROUGH ONE OF SAID PORTS INTO THE SPACE BETWEEN SAID VALVE SEATS, VALVE MEANS IN SAID SPACE ADAPTED TO SEAT SELECTIVELY AT EITHER OF SAID VALVE SEATS TO CLOSE THE CORRESPONDING PORT, AND MEANS FOR MOUNTING SAID VALVE MEANS ON SAID PLUNGER FOR LIMITED UNIVERSAL PIVOTING THEREON TO ACCOMMODATE COCKING OF SAID PLUNGER RELATIVE TO SAID VALVE MEANS THE LATTER IS SEATED AT EITHER OF SAID VALVE SEATS INCLUDING AN AXIAL HOLE IN SAID VALVE MEANS OVERSIZE WITH RESPECT TO SAID
Claim 2
Dependent Claim
103 words
IN COMBINATION, A PAIR OF AXIALLY SPACED VALVE SEATS DEFINING A CORRESPONDING PAIR OF PORTS, AN AXIALLY RECIPROCABLE VALVE PLUNGER EXTENDING AXIALLY THROUGH ONE OF SAID PORTS INTO THE SPACE BETWEEN SAID VALVE SEATS, VALVE MEANS IN SAID SPACE ADAPTED TO SEAT SELECTIVELY AT EITHER OF SAID VALVE SEATS TO CLOSE THE CORRESPONDING PORT, AND MEANS FOR MOUNTING SAID VALVE MEANS ON SAID PLUNGER FOR LIMITED UNIVERSAL PIVOTING THEREON TO ACCOMMODATE COCKING OF SAID PLUNGER RELATIVE TO SAID VALVE MEANS THE LATTER IS SEATED AT EITHER OF SAID VALVE SEATS INCLUDING AN AXIAL HOLE IN SAID VALVE MEANS OVERSIZE WITH RESPECT TO SAID
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-04 | 1971-06-05 | 1971-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-04 | 1975-06-05 | 1975-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-04 | 1979-06-05 | 1979-12-05 | $7700.00 | Window Closed / Lapsed |