US3254226A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Workpiece measurement apparatus
Assignee: Westinghouse Electric Corp
•
Filing: 1962-11-23
•
Granted: 1966-05-31
•
Expires: 1982-11-23
Abstract
No abstract record available.
Inventors
- 👤 Louis A Bobula
- 👤 Kirk A Oplinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 13:25
CPC Classifications
G; G01; G01B; G01B11/00; G01B11/02; G01B11/04; G01B11/046
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
149 words
IN A DEVICE FOR MEASURING A WORKPIECE DIMENSION, THE COMBINATION OF IMAGE PROVIDING MEANS OPERATIVE WITH SAID WORKPIECE FOR PROVIDING AN IMAGE OF SAID WORKPIECE DIMENSION, AN POAQUE MASK MEMBER HAVING A TRANSPARENT OPENING SHAPED TO CORRESPOND TO SAID PROVIDED WORKPIECE DIMENSION IMAGE, SCANNING MEANS INCLUDING AN OPAQUE MEMBER OPERATIVE WITH SAID MASK MEMBER AND HAVING A PLURALITY OF TRANSPARENT PASSAGES ARRANGED INTO TWO SEQUENTIAL AND ALTERNATELY OPERATIVE SCANNING ARRAYS WHICH RESPECTIVELY CONVERGE AT A LOCATION ON SAID OPAQUE MEMBER APPROXIMATELY CORRESPONDING TO THE MIDDLE OF SAID WORKPIECE DIMENSION IMAGE, AND SIGNAL PROVIDING MEANS RESPONSIVE TO ENERGY FROM SAID PROVIDED WORKPIECE DIMENSION IMAGE AND OPERATIVE WITH SAID SCANNING MEANS SUCH THAT AN OUTPUT SIGNAL IS PROVIDED BY THE SIGNAL PROVIDING MEANS FOR EACH EXPOSURE TO SAID PROVIDED IMAGE THROUGH ONE OF SAID TRANSPARENT PASSAGES ALTERNATELY IN ONE ARRAY AND THEN IN THE OTHER ARRAY IN ALIGNMENT WITH SAID OPENING.
Claim 2
Dependent Claim
149 words
IN A DEVICE FOR MEASURING A WORKPIECE DIMENSION, THE COMBINATION OF IMAGE PROVIDING MEANS OPERATIVE WITH SAID WORKPIECE FOR PROVIDING AN IMAGE OF SAID WORKPIECE DIMENSION, AN POAQUE MASK MEMBER HAVING A TRANSPARENT OPENING SHAPED TO CORRESPOND TO SAID PROVIDED WORKPIECE DIMENSION IMAGE, SCANNING MEANS INCLUDING AN OPAQUE MEMBER OPERATIVE WITH SAID MASK MEMBER AND HAVING A PLURALITY OF TRANSPARENT PASSAGES ARRANGED INTO TWO SEQUENTIAL AND ALTERNATELY OPERATIVE SCANNING ARRAYS WHICH RESPECTIVELY CONVERGE AT A LOCATION ON SAID OPAQUE MEMBER APPROXIMATELY CORRESPONDING TO THE MIDDLE OF SAID WORKPIECE DIMENSION IMAGE, AND SIGNAL PROVIDING MEANS RESPONSIVE TO ENERGY FROM SAID PROVIDED WORKPIECE DIMENSION IMAGE AND OPERATIVE WITH SAID SCANNING MEANS SUCH THAT AN OUTPUT SIGNAL IS PROVIDED BY THE SIGNAL PROVIDING MEANS FOR EACH EXPOSURE TO SAID PROVIDED IMAGE THROUGH ONE OF SAID TRANSPARENT PASSAGES ALTERNATELY IN ONE ARRAY AND THEN IN THE OTHER ARRAY IN ALIGNMENT WITH SAID OPENING.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-30 | 1969-11-29 | 1970-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-30 | 1973-11-29 | 1974-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-30 | 1977-11-29 | 1978-05-31 | $7700.00 | Window Closed / Lapsed |