US3138176A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure device
Assignee: Individual
•
Filing: 1960-07-12
•
Granted: 1964-06-23
•
Expires: 1980-07-12
Abstract
No abstract record available.
Inventors
- 👤 Mercier Jean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:59
CPC Classifications
F; F15; F15B; F15B1/00; F15B1/02; F15B1/04; F15B1/08; F15B1/10; F15B1/18; F15B1/20; F15B2201/00; F15B2201/20; F15B2201/205; F15B2201/21; F15B2201/30; F15B2201/315; F15B2201/3152; F15B2201/3158; F15B2201/40; F15B2201/41; F15B2201/411; F15B2201/415; F15B2201/4155; F15B2201/43; F15B2201/435
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
A PRESSURE VESSEL COMPRISING A CONTAINER, A DEFORMABLE BLADDER IN SAID CONTAINER OF VOLUME SUBSTANTIALLY CONFORMING TO THAT OF SAID CONTAINER, SAID BLADDER HAVING A MOUTH, MEANS SECURELY CLAMPING SAID MOUTH WITH RESPECT TO SAID CONTAINER, MEANS TO CHARGE SAID BLADDER WITH FLUID, SAID BLADDER HAVING AN AXIAL OPENING IN ITS FREE END, A RIGID INSERT IN SAID OPENING, SAID CONTAINER HAVING AN OPENING AXIALLY ALIGNED WITH SAID BLADDER, A VALVE HEAD SECURED TO SAID INSERT AND CONTROLLING SAID OPENING, A TUBULAR MEMBER RIGIDLY MOUNTED IN SAID CONTAINER AND AXIALLY ALIGNED WITH THE OPENING THEREIN, MEANS TO GUIDE SAID VALVE HEAD AXIALLY WITH RESPECT TO SAID OPENING, SAID MEANS COMPRISING A CYLINDRICAL OPENING IN SAID INSERT INTO WHICH SAID TUBULAR MEMBER EXTENDS, AND RESILIENT MEANS NORMALLY TO RETAIN SAID VALVE HEAD IN OPEN POSITION.
Claim 2
Dependent Claim
134 words
A PRESSURE VESSEL COMPRISING A CONTAINER, A DEFORMABLE BLADDER IN SAID CONTAINER OF VOLUME SUBSTANTIALLY CONFORMING TO THAT OF SAID CONTAINER, SAID BLADDER HAVING A MOUTH, MEANS SECURELY CLAMPING SAID MOUTH WITH RESPECT TO SAID CONTAINER, MEANS TO CHARGE SAID BLADDER WITH FLUID, SAID BLADDER HAVING AN AXIAL OPENING IN ITS FREE END, A RIGID INSERT IN SAID OPENING, SAID CONTAINER HAVING AN OPENING AXIALLY ALIGNED WITH SAID BLADDER, A VALVE HEAD SECURED TO SAID INSERT AND CONTROLLING SAID OPENING, A TUBULAR MEMBER RIGIDLY MOUNTED IN SAID CONTAINER AND AXIALLY ALIGNED WITH THE OPENING THEREIN, MEANS TO GUIDE SAID VALVE HEAD AXIALLY WITH RESPECT TO SAID OPENING, SAID MEANS COMPRISING A CYLINDRICAL OPENING IN SAID INSERT INTO WHICH SAID TUBULAR MEMBER EXTENDS, AND RESILIENT MEANS NORMALLY TO RETAIN SAID VALVE HEAD IN OPEN POSITION.
References Cited (Backward Citations)
US2342356A
Cited
US2342355A
Cited
US2532143A
Cited
US2537089A
Cited
US2581837A
Cited
US2630834A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-23 | 1967-12-23 | 1968-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-23 | 1971-12-23 | 1972-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-23 | 1975-12-23 | 1976-06-23 | $7700.00 | Window Closed / Lapsed |