US3097762A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid metering valve unit
Assignee: Individual
•
Filing: 1960-06-15
•
Granted: 1963-07-16
•
Expires: 1980-06-15
Abstract
No abstract record available.
Inventors
- 👤 Charnota Steven
- 👤 Arnold F Wolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:13
CPC Classifications
G; G01; G01F; G01F15/00; G01F15/001; A; A01; A01G; A01G25/00; A01G25/16; A01G25/165; F; F16; F16K; F16K31/00; F16K31/44; F16K31/48
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
A LIQUID METERING VALVE UNIT COMPRISING IN COMBINATION, A CASING HAVING FORMED THEREIN AN INLET, AN OUTLET AND AN IMPELLER CHAMBER INTERPOSED BETWEEN SAID INLET AND SAID OUTLET AND IN COMMUNICATION THEREWITH, A VALVE SEAT FORMED ON THE INTERIOR PORTION OF SAID OUTLET, A VALVE MEMBER COACTING WITH SAID VALVE SEAT TO CONTROL FLUID FLOW THROUGH SAID OUTLET, MEANS MOUNTING SAID VALVE MEMBER FOR MOVEMENT BETWEEN OPEN AND CLOSED POSITIONS, MEANS ACTING ON SAID MOUNTING MEANS BIASING SAID VALVE MEMBER TOWARD CLOSED POSITION, A QUICK SNAP LOCKING MECHANISM HAVING A PAIR OF COAXIAL, RELATIVELY ROTATABLE ELEMENTS OPERABLE TO CONTROL THE MOVEMENT OF SAID VALUE MEMBER TO CLOSED POSITION, THE FIRST OF SAID ELEMENTS BEING CONNECTED TO SAID VALVE MEMBER MOUNTING MEANS AND BEING MOVABLE
Claim 2
Dependent Claim
124 words
A LIQUID METERING VALVE UNIT COMPRISING IN COMBINATION, A CASING HAVING FORMED THEREIN AN INLET, AN OUTLET AND AN IMPELLER CHAMBER INTERPOSED BETWEEN SAID INLET AND SAID OUTLET AND IN COMMUNICATION THEREWITH, A VALVE SEAT FORMED ON THE INTERIOR PORTION OF SAID OUTLET, A VALVE MEMBER COACTING WITH SAID VALVE SEAT TO CONTROL FLUID FLOW THROUGH SAID OUTLET, MEANS MOUNTING SAID VALVE MEMBER FOR MOVEMENT BETWEEN OPEN AND CLOSED POSITIONS, MEANS ACTING ON SAID MOUNTING MEANS BIASING SAID VALVE MEMBER TOWARD CLOSED POSITION, A QUICK SNAP LOCKING MECHANISM HAVING A PAIR OF COAXIAL, RELATIVELY ROTATABLE ELEMENTS OPERABLE TO CONTROL THE MOVEMENT OF SAID VALUE MEMBER TO CLOSED POSITION, THE FIRST OF SAID ELEMENTS BEING CONNECTED TO SAID VALVE MEMBER MOUNTING MEANS AND BEING MOVABLE
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) | 1966-07-15 | 1967-01-14 | 1967-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-15 | 1971-01-14 | 1971-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-15 | 1975-01-14 | 1975-07-16 | $7700.00 | Window Closed / Lapsed |