US3079785A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Torque measuring apparatus
Assignee: Reed Roller Bit Co
•
Filing: 1960-06-30
•
Granted: 1963-03-05
•
Expires: 1980-06-30
Abstract
No abstract record available.
Inventors
- 👤 Milford S Zimmerman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 00:59
CPC Classifications
G; G01; G01L; G01L25/00; G01L25/003
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
IN A DEVICE FOR INDICATING THE MAGNITUDE OF A TORQUE LOAD APPLIED BY A TOOL, THE COMBINATION OF: A BASE HAVING A DIAL GAGE THEREON PROVIDED WITH A MOVABLE INDICATOR, A PINION GEAR CONNECTED TO TURN THE INDICATOR, A TORSION BAR, MEANS WHEREBY ONE END OF SAID TORSION BAR IS FIXED RELATIVE TO THE BASE, THE TORSION BAR HAVING A NON-CIRCULAR TORQUE-RECEIVING ELEMENT AT THE OTHER END, A GEAR SEGMENT MESHING WITH SAID PINION GEAR AND MOUNTED FOR PIVOTAL MOTION ABOUT THE AXIS OF SAID TORSION BAR, A MEMBER FIXED TO SAID TORSION BAR AT A LOCATION ADJACENT SAID TORQUE-RECEIVING ELEMENT, AN ARM FIXED ON SAID MEMBER, AND MEANS
Claim 2
Dependent Claim
109 words
IN A DEVICE FOR INDICATING THE MAGNITUDE OF A TORQUE LOAD APPLIED BY A TOOL, THE COMBINATION OF: A BASE HAVING A DIAL GAGE THEREON PROVIDED WITH A MOVABLE INDICATOR, A PINION GEAR CONNECTED TO TURN THE INDICATOR, A TORSION BAR, MEANS WHEREBY ONE END OF SAID TORSION BAR IS FIXED RELATIVE TO THE BASE, THE TORSION BAR HAVING A NON-CIRCULAR TORQUE-RECEIVING ELEMENT AT THE OTHER END, A GEAR SEGMENT MESHING WITH SAID PINION GEAR AND MOUNTED FOR PIVOTAL MOTION ABOUT THE AXIS OF SAID TORSION BAR, A MEMBER FIXED TO SAID TORSION BAR AT A LOCATION ADJACENT SAID TORQUE-RECEIVING ELEMENT, AN ARM FIXED ON SAID MEMBER, AND MEANS
References Cited (Backward Citations)
US1671220A
Cited
US2120386A
Cited
US2342919A
Cited
US2706903A
Cited
US2945374A
Cited
US2885884A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-04 | 1966-09-03 | 1967-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-04 | 1970-09-03 | 1971-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-04 | 1974-09-03 | 1975-03-05 | $7700.00 | Window Closed / Lapsed |