US3200847A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High pressure valve assembly
Assignee: Parker Hannifin Corp
•
Filing: 1962-05-23
•
Granted: 1965-08-17
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Expires: 1982-05-23
Abstract
No abstract record available.
Inventors
- 👤 Jack F Gillmore
- 👤 William E Elder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:34
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/12; F16K31/42; F16K31/423; F16K31/426; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86574; Y10T137/86622; Y10T137/8667; Y10T137/86694; Y10T137/8671
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
A HIGH PRESSURE VALVE ASSEMBLY COMPRISING A FIRST HIGH PRESSURE HOUSING PART HAVING HIGH PRESSURE INLET AND OUTLET PASSAGES FOR COMMUNICATING WITH A FLUID PRESSURE SOURCE AND A FLUID PRESSURE ACTUATED UNIT RESPECTIVELY, AND A LOW PRESSURE PASSAGE EXTENDING THROUGH SAID HIGH PRESSURE HOUSING PART FOR COMMUNICATION WIITH A FLUID RESERVOIR; A SECOND LOW PRESSURE HOUSING PART TO WHICH SAID HOUSING PART IS SECURED TO DEFINE A LOW PRESSURE SPACE TO WHICH SAID LOW PRESSURE PASSAGE LEADS; AND A VALVE MEANS IN SAID FIRST HOUSING PAKRT MOVABLE THEREINN SELECTIVELY TO ESTABLISH FLUID COMMUNICATIONN BETWEEN AN OUTLET PAS-
Claim 2
Dependent Claim
97 words
A HIGH PRESSURE VALVE ASSEMBLY COMPRISING A FIRST HIGH PRESSURE HOUSING PART HAVING HIGH PRESSURE INLET AND OUTLET PASSAGES FOR COMMUNICATING WITH A FLUID PRESSURE SOURCE AND A FLUID PRESSURE ACTUATED UNIT RESPECTIVELY, AND A LOW PRESSURE PASSAGE EXTENDING THROUGH SAID HIGH PRESSURE HOUSING PART FOR COMMUNICATION WIITH A FLUID RESERVOIR; A SECOND LOW PRESSURE HOUSING PART TO WHICH SAID HOUSING PART IS SECURED TO DEFINE A LOW PRESSURE SPACE TO WHICH SAID LOW PRESSURE PASSAGE LEADS; AND A VALVE MEANS IN SAID FIRST HOUSING PAKRT MOVABLE THEREINN SELECTIVELY TO ESTABLISH FLUID COMMUNICATIONN BETWEEN AN OUTLET PAS-
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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) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |