US3119175A
Expired / Lapsed
US
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Apparatus for assembling threaded articles
Assignee: AT&T Inc
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Filing: 1960-08-25
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Granted: 1964-01-28
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Expires: 1980-08-25
Abstract
No abstract record available.
Inventors
- 👤 Robert A Lancaster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 20:04
CPC Classifications
B; B23; B23P; B23P19/00; B23P19/04; B23P19/06; B23P19/065; B23P19/066; B25; B25B; B25B23/00; B25B23/14; B25B23/147; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53687
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
150 words
IN APPARATUS EMPLOYING A MOTOR AND A CHUCK FOR ROTATABLY APPLYING THREADED ARTICLES TO THREADED COMPONENTS AT A DESIRED TORQUE OF LESSER MAGNITUDE THAN THAT TORQUE REQUIRED TO ACCELERATE THE CHUCK AT A PRESCRIBED RATE, A TORQUE-LIMITING CLUTCH DRIVINGLY CONNECTING THE MOTOR AND THE CHUCK, MEANS FOR REGULATING SAID TORQUELIMITING CLUTCH TO CONTROL THE MAXIMUM TORQUE TRANSMITTABLE FROM THE MOTOR TO THE CHUCK BY SAID TORQUE-LIMITING CLUTCH, MEANS FOR OPENING AND CLOSING THE CHUCK, AND CONTROL MEANS FOR JOINTLY OPERATING THE CLUTCH REGULATING MEANS AND THE CHUCK OPENING AND CLOSING MEANS TO DECREASE THE MAXIMUM TORQUE TRANSMITTABLE TO THE CHUCK TO A PREDETERMINED POSITIVE VALUE DESIRED FOR ARTICLE APPLICATION AT LEAST AS SOON AS THE CHUCK IS CLOSED, AND TO OPEN THE CHUCK AT LEAST AS SOON AS THE MAXIMUM TORQUE TRANSMITTABLE TO THE CHUCK IS INCREASED TO THE VALUE REQUIRED FOR ACCELERATION OF THE CHUCK AT THE PRESCRIBED RATE.
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) | 1967-01-27 | 1967-07-29 | 1968-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-27 | 1971-07-29 | 1972-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-27 | 1975-07-29 | 1976-01-28 | $7700.00 | Window Closed / Lapsed |