US3273387A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Torque meter
Assignee: Beloit Corp
•
Filing: 1964-05-25
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Granted: 1966-09-20
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Expires: 1984-05-25
Abstract
No abstract record available.
Inventors
- 👤 Carl M Westbrook
- 👤 Loyal H Hess
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:41
CPC Classifications
G; G01; G01L; G01L3/00; G01L3/02; G01L3/14; G01L3/1485
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
183 words
A DEVICE FOR MEASURING TORSION IN A SHAFT COMPRISING, FIRST AND SECOND FLUID FLOW UNITS EACH HAVING A NOZZLE MEMBER POSITIONED TO DIRECT A FLOW OF FLUID IN A DIRECTION CIRCUMFERENTIALLY OF THE SHAFT AXIS AND A SURFACE MEMBER FACING SAID NOZZLE MEMBER FOR IM PENDING FLOW THEREFROM, AND MOUNTING MEANS FOR SUPPORTING THE MEMBERS ON THE SHAFT WITH THE NOZZEL MEMBER BEING SUPPORTED FROM ONE LOCATION AT THE SHAFT AND THE SURFACE MEMBER BEING SUPPORTED FROM ANOTHER LOCATION AXIALLY SPACED FROM SAID ONE LOCATION SO THAT RELATIVE ROTATIONAL MOVEMENT OCCURS WITH TORSION IN THE SHAFT, MEANS FOR CONTINUOUSLY DELIVERING FLUID UNDER CONSTANT PRESSURE TO THE NOZZLE MEMBERS, AND PRESSURE RESPONSIVE MEANS INDICATING VARIATION IN PRESSURE OCCURRING WITHIN SAID DELIVERING MEANS BY BACK PRESSURE CAUSED BY CHANGE IN DISTANCE BETWEEN SAID NOZZLE MEMBERS AND SAID SURFACE MEMBERS, SAID FIRST AND SECOND UNITS SPACED DIAMETRICALLY OPPOSITE RELATIVE TO THE SHAFT AXIS SO THAT LATERAL BENDING OF THE SHAFT WILL SIMULTANEOUSLY INCREASE FLOW IN ONE NOZZLE MEMBER AND DECREASE FLOW IN THE OTHER NOZZLE MEMBER THEREBY AVOIDING ERROR IN TORSION MEASURING DUR TO LATERAL BENDING.
Claim 2
Independent Claim
183 words
A DEVICE FOR MEASURING TORSION IN A SHAFT COMPRISING, FIRST AND SECOND FLUID FLOW UNITS EACH HAVING A NOZZLE MEMBER POSITIONED TO DIRECT A FLOW OF FLUID IN A DIRECTION CIRCUMFERENTIALLY OF THE SHAFT AXIS AND A SURFACE MEMBER FACING SAID NOZZLE MEMBER FOR IM PENDING FLOW THEREFROM, AND MOUNTING MEANS FOR SUPPORTING THE MEMBERS ON THE SHAFT WITH THE NOZZEL MEMBER BEING SUPPORTED FROM ONE LOCATION AT THE SHAFT AND THE SURFACE MEMBER BEING SUPPORTED FROM ANOTHER LOCATION AXIALLY SPACED FROM SAID ONE LOCATION SO THAT RELATIVE ROTATIONAL MOVEMENT OCCURS WITH TORSION IN THE SHAFT, MEANS FOR CONTINUOUSLY DELIVERING FLUID UNDER CONSTANT PRESSURE TO THE NOZZLE MEMBERS, AND PRESSURE RESPONSIVE MEANS INDICATING VARIATION IN PRESSURE OCCURRING WITHIN SAID DELIVERING MEANS BY BACK PRESSURE CAUSED BY CHANGE IN DISTANCE BETWEEN SAID NOZZLE MEMBERS AND SAID SURFACE MEMBERS, SAID FIRST AND SECOND UNITS SPACED DIAMETRICALLY OPPOSITE RELATIVE TO THE SHAFT AXIS SO THAT LATERAL BENDING OF THE SHAFT WILL SIMULTANEOUSLY INCREASE FLOW IN ONE NOZZLE MEMBER AND DECREASE FLOW IN THE OTHER NOZZLE MEMBER THEREBY AVOIDING ERROR IN TORSION MEASURING DUR TO LATERAL BENDING.
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) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |