US3316743A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Straightening machine
Assignee: Individual
•
Filing: 1963-07-26
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Granted: 1967-05-02
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Expires: 1983-07-26
Abstract
No abstract record available.
Inventors
- 👤 Herbert C Ovshinsky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:39
CPC Classifications
B; B21; B21D; B21D3/00; B21D3/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
IN A STRAIGHTENING DEVICE FOR AN ELONGATED WORKPIECE, SUPPORTING MEANS FOR THE WORKPIECE, MEANS FOR ROTATING THE WORKPIECE, MEANS FOR STOPPING THE ROTATION OF THE WORKPIECE, A SENSING HEAD MOVABLE INTO ENGAGEMENT WITH THE WORKPIECE TO BE IN CONTACT THEREWITH DURING THE ROTATION THEREOF, MEANS ACTUATED BY THE MOVEMENT OF THE HEAD DURING THE FIRST WORKPIECE ROTATION FOR ASCERTAINING WHETHER THE DEFORMATION OF THE WORKPIECE IS WITHIN AN ALLOWABLE TOLERANCE, AND MEANS ACTUATED UPON THE SECOND ROTATION OF THE WORKPIECE TO STOP THE OPERATION IF THE DEFORMATION IN THE WORKPIECE PROVED TO BE WITHIN ALLOABLE TOLERANCE.
Claim 2
Dependent Claim
96 words
IN A STRAIGHTENING DEVICE FOR AN ELONGATED WORKPIECE, SUPPORTING MEANS FOR THE WORKPIECE, MEANS FOR ROTATING THE WORKPIECE, MEANS FOR STOPPING THE ROTATION OF THE WORKPIECE, A SENSING HEAD MOVABLE INTO ENGAGEMENT WITH THE WORKPIECE TO BE IN CONTACT THEREWITH DURING THE ROTATION THEREOF, MEANS ACTUATED BY THE MOVEMENT OF THE HEAD DURING THE FIRST WORKPIECE ROTATION FOR ASCERTAINING WHETHER THE DEFORMATION OF THE WORKPIECE IS WITHIN AN ALLOWABLE TOLERANCE, AND MEANS ACTUATED UPON THE SECOND ROTATION OF THE WORKPIECE TO STOP THE OPERATION IF THE DEFORMATION IN THE WORKPIECE PROVED TO BE WITHIN ALLOABLE TOLERANCE.
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) | 1970-05-01 | 1970-10-31 | 1971-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-01 | 1974-10-31 | 1975-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-01 | 1978-10-31 | 1979-05-02 | $7700.00 | Window Closed / Lapsed |