US3346014A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure tank assembly for water pressure system
Assignee: Jacuzzi Brothers Inc
•
Filing: 1965-04-21
•
Granted: 1967-10-10
•
Expires: 1985-04-21
Abstract
No abstract record available.
Inventors
- 👤 Jacuzzi Candido
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:52
CPC Classifications
E; E03; E03B; E03B5/00; F; F04; F04B; F04B11/00; F04B11/0008; F04B11/0016; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/85978; Y10T137/86035; Y10T137/86043
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
A PRESSURE TANK ASSEMBLY FOR A WATER PRESSURE SYSTEM OR THE LIKE, COMPRISING A PRESSURE STORAGE TANK, INCLUDING A PAIR OF TANK SECTIONS HAVING MATCHING OPEN ENDS BOUNDED BY MATCHING FLANGES, A CORRUGATED DIAPHRAGM OF FLEXIBLE MATERIAL ADAPTED IN ITS NORMAL STATE TO SPAN THE OPEN END OF EACH SAID SECTION, MEANS JOINING SAID TANK SECTIONS AT THEIR MATCHING FLANGES WITH SAID DIAPHRAGM CLAMPED THEREBETWEEN ALONG THE RIM OF SAID DIAPHRAGM, A SELF-SEALING TYPE VALVE IN A WALL OF ONE OF SAID TANK SECTIONS TO ONE SIDE OF SAID DIAPHRAGM, AN INTAKE-DISCHARGE PASSAGEWAY IN A WALL OF THE OTHER OF SAID TANK SECTIONS TO THE OTHER SIDE OF SAID DIAPHRAGM, AND A PRESSURE RESPONSIVE VALVE ASSEMBLY AT SAID INTAKEDISCHARGE PASSAGEWAY, ADAPTED TO PERMIT FLOW OF A LIQUID INTO AND OUT OF SAID TANK, BUT WITH GREATER RESISTANCE TO FLOW INTO SAID TANK,
Claim 2
Dependent Claim
142 words
A PRESSURE TANK ASSEMBLY FOR A WATER PRESSURE SYSTEM OR THE LIKE, COMPRISING A PRESSURE STORAGE TANK, INCLUDING A PAIR OF TANK SECTIONS HAVING MATCHING OPEN ENDS BOUNDED BY MATCHING FLANGES, A CORRUGATED DIAPHRAGM OF FLEXIBLE MATERIAL ADAPTED IN ITS NORMAL STATE TO SPAN THE OPEN END OF EACH SAID SECTION, MEANS JOINING SAID TANK SECTIONS AT THEIR MATCHING FLANGES WITH SAID DIAPHRAGM CLAMPED THEREBETWEEN ALONG THE RIM OF SAID DIAPHRAGM, A SELF-SEALING TYPE VALVE IN A WALL OF ONE OF SAID TANK SECTIONS TO ONE SIDE OF SAID DIAPHRAGM, AN INTAKE-DISCHARGE PASSAGEWAY IN A WALL OF THE OTHER OF SAID TANK SECTIONS TO THE OTHER SIDE OF SAID DIAPHRAGM, AND A PRESSURE RESPONSIVE VALVE ASSEMBLY AT SAID INTAKEDISCHARGE PASSAGEWAY, ADAPTED TO PERMIT FLOW OF A LIQUID INTO AND OUT OF SAID TANK, BUT WITH GREATER RESISTANCE TO FLOW INTO SAID TANK,
References Cited (Backward Citations)
US1549260A
Cited
US2345124A
Cited
US2345475A
Cited
US2543585A
Cited
US2896862A
Cited
US2880759A
Cited
US3019818A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-09 | 1971-04-10 | 1971-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-09 | 1975-04-10 | 1975-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-09 | 1979-04-10 | 1979-10-10 | $7700.00 | Window Closed / Lapsed |