US3379216A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure vessel
Assignee: NORMAND TRUST A TRUST OF NEW YORK CONSISTING OF ARTHUR B COLVIN TRUSTEE
•
Filing: 1965-11-09
•
Granted: 1968-04-23
•
Expires: 1985-11-09
Abstract
No abstract record available.
Inventors
- 👤 Jacques H Mercier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:08
CPC Classifications
F; F15; F15B; F15B1/00; F15B1/02; F15B1/04; F15B1/08; F15B1/10; F15B1/12; F15B1/125; F15B1/16; F15B1/165; F15B2201/00; F15B2201/20; F15B2201/205; F15B2201/30; F15B2201/315; F15B2201/3152; F15B2201/3156; F15B2201/40; F15B2201/41; F15B2201/415; F15B2201/43
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
175 words
A PRESSURE VESSEL COMPRISING A CONTAINER OF RIGID MATERIAL HAVING TWO PORTS, A FLEXIBLE SEPARATOR OF RESILIENT DEFORMABLE MATERIAL POSITIONED IN SAID CONTAINER AND INTERVENING BETWEEN SAID PORTS TO DEFINE A GAS AND LIQUID CHAMBER, SAID SEPARATOR HAVING A PERIPHERAL ANNULAR BEAD, A RETAINING DISC IN SAID CONTAINER HAVING AN ANNULAR GROOVE THEREIN AND HAVING AN ANNULAR SURFACE ON ONE SIDE OF THE GROOVE ADAPTED TO ABUT AGAINST THE INNER WALL SURFACE OF SAID CONTAINER, THE PORTION OF SAID DISC ON THE OTHER SIDE OF SAID GROOVE BEING SPACED FROM THE ADJACENT INNER WALL SURFACE OF SAID CONTAINER, SAID BEAD BEING POSITIONED IN SAID ANNULAR GROOVE WITH THE ADJACENT PORTION OF SAID SEPARATOR WALL EXTENDING THROUGH SAID SPACE, AND PASSAGE MEANS EXTENDING THROUGH SAID DISC AND INTO SAID ANNULAR GROOVE, SAID PASSAGE MEANS BEING IN COMMUNICATION AT ONE END WITH SAID GAS CHAMBER AND POSITIONED SO THAT THE GAS PRESSURE IN SAID GAS CHAMBER WILL REACT AGAINST SAID BEAD TO WEDGE THE LATTER INTO THE SPACE BETWEEN SAID ABUTTING SURFACES TO MAINTAIN AN EFFECTIVE SEAL.
Claim 2
Dependent Claim
175 words
A PRESSURE VESSEL COMPRISING A CONTAINER OF RIGID MATERIAL HAVING TWO PORTS, A FLEXIBLE SEPARATOR OF RESILIENT DEFORMABLE MATERIAL POSITIONED IN SAID CONTAINER AND INTERVENING BETWEEN SAID PORTS TO DEFINE A GAS AND LIQUID CHAMBER, SAID SEPARATOR HAVING A PERIPHERAL ANNULAR BEAD, A RETAINING DISC IN SAID CONTAINER HAVING AN ANNULAR GROOVE THEREIN AND HAVING AN ANNULAR SURFACE ON ONE SIDE OF THE GROOVE ADAPTED TO ABUT AGAINST THE INNER WALL SURFACE OF SAID CONTAINER, THE PORTION OF SAID DISC ON THE OTHER SIDE OF SAID GROOVE BEING SPACED FROM THE ADJACENT INNER WALL SURFACE OF SAID CONTAINER, SAID BEAD BEING POSITIONED IN SAID ANNULAR GROOVE WITH THE ADJACENT PORTION OF SAID SEPARATOR WALL EXTENDING THROUGH SAID SPACE, AND PASSAGE MEANS EXTENDING THROUGH SAID DISC AND INTO SAID ANNULAR GROOVE, SAID PASSAGE MEANS BEING IN COMMUNICATION AT ONE END WITH SAID GAS CHAMBER AND POSITIONED SO THAT THE GAS PRESSURE IN SAID GAS CHAMBER WILL REACT AGAINST SAID BEAD TO WEDGE THE LATTER INTO THE SPACE BETWEEN SAID ABUTTING SURFACES TO MAINTAIN AN EFFECTIVE SEAL.
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) | 1971-04-23 | 1971-10-23 | 1972-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-23 | 1975-10-23 | 1976-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-23 | 1979-10-23 | 1980-04-23 | $7700.00 | Window Closed / Lapsed |