US3082785A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic shut-off valve
Assignee: Milwaukee Valve Co Inc
•
Filing: 1960-04-18
•
Granted: 1963-03-26
•
Expires: 1980-04-18
Abstract
No abstract record available.
Inventors
- 👤 Lawrie C Radway
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:11
CPC Classifications
F; F16; F16K; F16K21/00; F16K21/04; F16K21/18; F16K21/20; F16K31/00; F16K31/44; F16K31/52; F16K31/60; F16K31/602; Y; Y10; Y10T; Y10T137/00; Y10T137/7287
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
A NOZZLE HAVING AN INLET AND AN OUTLET, A VALVE CONTROLLING FLOW FROM THE INLET TO THE OUTLET, MEANS FOR BIASING THE VALVE CLOSED, MEANS FOR OPENING THE VALVE SAID VALVE OPENING MEANS INCLUDING MEANS FOR LOCKING THE VALVE CLOSED, LATCH MEANS FOR RETAINING THE VALVE IN AN OPEN POSITION AGAINST THE FORCE OF THE BIASING MEANS, AND ASPIRATOR MEANS CONNECTED TO THE LATCH TO MOVE THE LATCH TO A POSITION TO ALLOW THE VALVE TO CLOSE, SAID VALVE ENGAGING SAID OPENING MEANS IN ITS RETURN MOTION TO POSITIVELY SET THE MEANS FOR LOCKING THE VALVE CLOSED, SAID ASPIRATOR BEING VENTED TO AN OUTLET REMOTE FROM THE NOZZLE AND POSITIONED TO BE BLOCKED BY THE LEVEL OF LIQUID IN THE CONTAINER TO PREVENT FURTHER ASPIRATION.
Claim 2
Dependent Claim
125 words
A NOZZLE HAVING AN INLET AND AN OUTLET, A VALVE CONTROLLING FLOW FROM THE INLET TO THE OUTLET, MEANS FOR BIASING THE VALVE CLOSED, MEANS FOR OPENING THE VALVE SAID VALVE OPENING MEANS INCLUDING MEANS FOR LOCKING THE VALVE CLOSED, LATCH MEANS FOR RETAINING THE VALVE IN AN OPEN POSITION AGAINST THE FORCE OF THE BIASING MEANS, AND ASPIRATOR MEANS CONNECTED TO THE LATCH TO MOVE THE LATCH TO A POSITION TO ALLOW THE VALVE TO CLOSE, SAID VALVE ENGAGING SAID OPENING MEANS IN ITS RETURN MOTION TO POSITIVELY SET THE MEANS FOR LOCKING THE VALVE CLOSED, SAID ASPIRATOR BEING VENTED TO AN OUTLET REMOTE FROM THE NOZZLE AND POSITIONED TO BE BLOCKED BY THE LEVEL OF LIQUID IN THE CONTAINER TO PREVENT FURTHER ASPIRATION.
References Cited (Backward Citations)
BE498076A
Cited
US1084425A
Cited
US1550738A
Cited
US1713402A
Cited
US2528697A
Cited
US2646817A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-25 | 1966-09-24 | 1967-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-25 | 1970-09-24 | 1971-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-25 | 1974-09-24 | 1975-03-26 | $7700.00 | Window Closed / Lapsed |