US3157952A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dimensional gage
Assignee: Jones and Laughlin Steel Corp
•
Filing: 1962-08-17
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Granted: 1964-11-24
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Expires: 1982-08-17
Abstract
No abstract record available.
Inventors
- 👤 John F Laycak
- 👤 Richard R Webster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 02:14
CPC Classifications
B; B21; B21B; B21B38/00; B21C; B21C51/00; G; G01; G01B; G01B11/00; G01B11/02; G01B11/04; G01B11/043; G01B21/00; G01B21/02; G01B21/06; G01B7/00; G01B7/02; G01B7/04; G01B7/042; G06; G06F; G06F7/00; G06F7/60; G06F7/68; H; H03; H03K; H03K21/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
223 words
APPARATUS FOR MEASURING THE EDGE-TO-EDGE DIMENSION OF AN ARTICLE COMPRISING FIRST AND SECOND EDGE SENSING DEVICES SPACED ALONG SAID DIMENSION, MEANS FOR PRODUCING RELATIVE MOVEMENT BETWEEN THE ARTICLE AND THE SENSING DEVICES ALONG A PATH EXTENDING PARALLEL TO SAID DIMENSION WHEREBY EACH SENSING DEVICE WILL INTERCEPT BOTH EDGES OF THE DIMENSION BEING MEASURED, THE FIRST OF SAID DEVICES TO INTERCEPT AN EDGE OF THE ARTICLE BEING ADAPTED TO PRODUCE A FIRST SIGNAL WHEN IT INTERCEPTS SAID EDGE AND THE SECOND OF SAID DEVICES TO INTERCEPT THE SAME EDGE BEING ADAPTED TO PRODUCE A SECOND SIGNAL WHEN IT INTERCEPTS SAID EDGE, MEANS FOR PRODUCING AN OSCILLATORY SIGNAL HAVING A FREQUENCY WHICH VARIES AS A FUNCTION OF THE RATE OF SAID RELATIVE MOVEMENT, A FIRST COUNTER FOR COUNTING SAID OSCILLATIONS AFTER SAID SECOND DEVICE INTERCEPTS SAID EDGE, A SECOND COUNTER FOR COUNTING SAID OSCILLATIONS, MEANS RESPONSIVE TO SAID FIRST SIGNAL FROM THE FIRST OF SAID SENSING DEVICES FOR CAUSING SAID SECOND COUNTER TO COUNT OSCILLATIONS, AND MEANS RESPONSIVE TO SAID SECOND SIGNAL FROM THE SECOND OF SAID SENSING DEVICES FOR CAUSING THE SECOND COUNTER TO STOP COUNTING OSCILLATIONS, AND PRESETTING CONNECTIONS BETWEEN THE FIRST AND SECOND COUNTERS SUCH THAT THE FIRST COUNTER WILL BE PRESET TO COUNT THE NUMBER OF OSCILLATIONS COUNTED BY THE SECOND COUNTER BETWEEN THE OCCURRENCES OF SAID FIRST AND SECOND SIGNALS.
Claim 2
Dependent Claim
223 words
APPARATUS FOR MEASURING THE EDGE-TO-EDGE DIMENSION OF AN ARTICLE COMPRISING FIRST AND SECOND EDGE SENSING DEVICES SPACED ALONG SAID DIMENSION, MEANS FOR PRODUCING RELATIVE MOVEMENT BETWEEN THE ARTICLE AND THE SENSING DEVICES ALONG A PATH EXTENDING PARALLEL TO SAID DIMENSION WHEREBY EACH SENSING DEVICE WILL INTERCEPT BOTH EDGES OF THE DIMENSION BEING MEASURED, THE FIRST OF SAID DEVICES TO INTERCEPT AN EDGE OF THE ARTICLE BEING ADAPTED TO PRODUCE A FIRST SIGNAL WHEN IT INTERCEPTS SAID EDGE AND THE SECOND OF SAID DEVICES TO INTERCEPT THE SAME EDGE BEING ADAPTED TO PRODUCE A SECOND SIGNAL WHEN IT INTERCEPTS SAID EDGE, MEANS FOR PRODUCING AN OSCILLATORY SIGNAL HAVING A FREQUENCY WHICH VARIES AS A FUNCTION OF THE RATE OF SAID RELATIVE MOVEMENT, A FIRST COUNTER FOR COUNTING SAID OSCILLATIONS AFTER SAID SECOND DEVICE INTERCEPTS SAID EDGE, A SECOND COUNTER FOR COUNTING SAID OSCILLATIONS, MEANS RESPONSIVE TO SAID FIRST SIGNAL FROM THE FIRST OF SAID SENSING DEVICES FOR CAUSING SAID SECOND COUNTER TO COUNT OSCILLATIONS, AND MEANS RESPONSIVE TO SAID SECOND SIGNAL FROM THE SECOND OF SAID SENSING DEVICES FOR CAUSING THE SECOND COUNTER TO STOP COUNTING OSCILLATIONS, AND PRESETTING CONNECTIONS BETWEEN THE FIRST AND SECOND COUNTERS SUCH THAT THE FIRST COUNTER WILL BE PRESET TO COUNT THE NUMBER OF OSCILLATIONS COUNTED BY THE SECOND COUNTER BETWEEN THE OCCURRENCES OF SAID FIRST AND SECOND SIGNALS.
References Cited (Backward Citations)
US3050857A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-11-24 | 1968-05-25 | 1968-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-24 | 1972-05-25 | 1972-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-24 | 1976-05-25 | 1976-11-24 | $7700.00 | Window Closed / Lapsed |