US3154945A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flowmeter
Assignee: Fischer and Porter Co
•
Filing: 1961-05-26
•
Granted: 1964-11-03
•
Expires: 1981-05-26
Abstract
No abstract record available.
Inventors
- 👤 Eugene P Busillo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 04:28
CPC Classifications
G; G01; G01F; G01F1/00; G01F1/05; G01F1/20; G01F1/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
A FLOWMETER COMPRISING A PAIR OF MOUNTING MEMBERS HAVING PORTIONS EXTENDING TOWARDS EACH OTHER PROVIDED WITH FLOW PASSAGES, ANNULAR PACKING RINGS LOCATED IN EXTERNAL GROOVES IN SAID PORTIONS OF THE MOUNTING MEMBERS, A METERING TUBE HAVING END PORTIONS ARRANGED TO SURROUND AND SEAL AGAINST SAID ANNULAR PACKING RINGS, A SPRING SURROUNDING SAID PORTION OF ONE OF THE MOUNTING MEMBERS AXIALLY BEYOND THE CORRESPONDING END OF THE TUBE AND REACTING BETWEEN THE LAST MENTIONED MEMBER AND THE ADJACENT END OF THE TUBE TO URGE IT TOWARDS THE OTHER MOUNTING MEMBER, AND A WASHER LOCATED BETWEEN SAID SPRING AND THE ADJACENT END OF THE TUBE, SAID WASHER HAVING A LOOSE FIT ON THE MOUNTING MEMBER PORTION SURROUNDED BY SAID SPRING BUT HAVING AN OPENING SUFFICIENTLY SMALL NOT TO CLEAR THE ADJACENT ANNULAR PACKING RING.
Claim 2
Dependent Claim
132 words
A FLOWMETER COMPRISING A PAIR OF MOUNTING MEMBERS HAVING PORTIONS EXTENDING TOWARDS EACH OTHER PROVIDED WITH FLOW PASSAGES, ANNULAR PACKING RINGS LOCATED IN EXTERNAL GROOVES IN SAID PORTIONS OF THE MOUNTING MEMBERS, A METERING TUBE HAVING END PORTIONS ARRANGED TO SURROUND AND SEAL AGAINST SAID ANNULAR PACKING RINGS, A SPRING SURROUNDING SAID PORTION OF ONE OF THE MOUNTING MEMBERS AXIALLY BEYOND THE CORRESPONDING END OF THE TUBE AND REACTING BETWEEN THE LAST MENTIONED MEMBER AND THE ADJACENT END OF THE TUBE TO URGE IT TOWARDS THE OTHER MOUNTING MEMBER, AND A WASHER LOCATED BETWEEN SAID SPRING AND THE ADJACENT END OF THE TUBE, SAID WASHER HAVING A LOOSE FIT ON THE MOUNTING MEMBER PORTION SURROUNDED BY SAID SPRING BUT HAVING AN OPENING SUFFICIENTLY SMALL NOT TO CLEAR THE ADJACENT ANNULAR PACKING RING.
References Cited (Backward Citations)
US49366A
Cited
FR1208989A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-11-03 | 1968-05-04 | 1968-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-03 | 1972-05-04 | 1972-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-03 | 1976-05-04 | 1976-11-03 | $7700.00 | Window Closed / Lapsed |