US3083647A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metering device
Assignee: Individual
•
Filing: 1961-05-08
•
Granted: 1963-04-02
•
Expires: 1981-05-08
Abstract
No abstract record available.
Inventors
- 👤 John T Muller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:13
CPC Classifications
G; G01; G01F; G01F11/00; G01F11/10; G01F11/12; G01F11/125; F; F04; F04B; F04B43/00; F04B43/08; F04B43/082
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
A FLUID METERING DEVICE COMPRISING IN COMBINATION, A FRAME FORMED WITH SIDE WALLS AND A PLATE REMOVABLY CONNECTED TO AND SUPPORTING THE SIDE WALLS IN SPACEDAPART RELATION, SAID PLATE BEING FORMED WITH A STRAIGHT TOP EDGE, A FLEXIBLE AND RESILIENT TUBE SUPPORTED ON THE TOP EDGE OF SAID PLATE, SAID PLATE AND SIDE WALLS BEING FORMED TO COOPERATE FOR HOLDING THE TUBE IN POSITION ON THE PLATE, SAID TUBE EXTENDING THROUGH SAID SIDE WALLS AND BEING SUPPORTED THEREBY, A PAIR OF BEARINGS MOUNTED ONE IN EACH SIDE WALL ABOVE THE TOP EDGE OF THE PLATE, AND A SHAFT JOURNALED AT ITS OPPOSITE ENDS IN SAID BEARINGS, SAID SHAFT BEING FORMED AS A HELIX CAM AND ARRANGED FOR EXERTING PRESSURE ON THE TUBE, AND THE THROW OF THE CAM BEING EQUAL TO THE INSIDE DIAMETER OF THE TUBE WHEREBY TO PROGRESSIVELY COLLAPSE THE TUBE AS THE SHAFT IS ROTATED.
Claim 2
Dependent Claim
148 words
A FLUID METERING DEVICE COMPRISING IN COMBINATION, A FRAME FORMED WITH SIDE WALLS AND A PLATE REMOVABLY CONNECTED TO AND SUPPORTING THE SIDE WALLS IN SPACEDAPART RELATION, SAID PLATE BEING FORMED WITH A STRAIGHT TOP EDGE, A FLEXIBLE AND RESILIENT TUBE SUPPORTED ON THE TOP EDGE OF SAID PLATE, SAID PLATE AND SIDE WALLS BEING FORMED TO COOPERATE FOR HOLDING THE TUBE IN POSITION ON THE PLATE, SAID TUBE EXTENDING THROUGH SAID SIDE WALLS AND BEING SUPPORTED THEREBY, A PAIR OF BEARINGS MOUNTED ONE IN EACH SIDE WALL ABOVE THE TOP EDGE OF THE PLATE, AND A SHAFT JOURNALED AT ITS OPPOSITE ENDS IN SAID BEARINGS, SAID SHAFT BEING FORMED AS A HELIX CAM AND ARRANGED FOR EXERTING PRESSURE ON THE TUBE, AND THE THROW OF THE CAM BEING EQUAL TO THE INSIDE DIAMETER OF THE TUBE WHEREBY TO PROGRESSIVELY COLLAPSE THE TUBE AS THE SHAFT IS ROTATED.
References Cited (Backward Citations)
US1922196A
Cited
US2412397A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-01 | 1966-10-01 | 1967-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-01 | 1970-10-01 | 1971-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-01 | 1974-10-01 | 1975-04-02 | $7700.00 | Window Closed / Lapsed |