US3159749A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photosensitive linear measurement system
Assignee: Euclid Electric and Manufacturing Co
•
Filing: 1964-01-02
•
Granted: 1964-12-01
•
Expires: 1984-01-02
Abstract
No abstract record available.
Inventors
- 👤 Lewis R Dalrymple
- 👤 George H Lister
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:07
CPC Classifications
G; G01; G01B; G01B11/00; G01B11/02; G01B11/04; G01B11/043
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
228 words
APPARATUS FOR MEASURING THE DIMENSION OF AN ARTICLE IN THE DIRECTION OF ITS CONVEYANCE WHILE IT IS MOVING ALONG A CONVEYANCE PATH, COMPRISING SEPARATE SENSING MEANS LOCATED SEQUENTIALLY AT FIRST, SECOND AND THIRD STATIONS DISPOSED ALONG SAID PATH IN PREDETERMINED SPACED RELATIONSHIP TO EACH OTHER, THE SENSING MEANS AT SAID THIRD STATION BEING ACTUATED BY THE LEADING END OF SAID ARTICLE TO PROVIDE A FIRST SIGNAL REPRESENTATIVE OF THE LENGTH OF THE PORTION OF THE ARTICLE EXTENDING AT THIS INSTANT BETWEEN SAID THIRD STATION AND SAID SECOND STATION, THE SENSING MEANS AT SAID FIRST STATION BEING ACTUATED BY THE TRAILING END OF SAID ARTICLE AND MEANS CONNECTED TO AND RESPONSIVE TO THE ACTUATION OF SAID SENSING MEANS AT SAID FIRST STATION TO INITIATE A DIVISOR SIGNAL, THE SENSING MEANS AT SAID THRID STATION BEING ACTUATED BY THE LEADING END OF SAID ARTICLE AND MEANS CONNECTED TO AND RESPONSIVE TO THE ACTUATION OF SAID SENSING MEANS AT SAID THIRD STATION TO INITIATE A DIVIDEND SIGNAL, AND MEANS CONNECTED TO THE MEANS FOR INITIATING THE DIVIDEND AND DIVISOR SIGNALS FOR DIVIDING SAID DIVIDEND SIGNAL BY SAID DIVISOR SIGNAL TO PROVIDE A QUOTIENT SIGNAL WHICH IS REPRESENTATIVE OF THE LENGTH OF THE PORTION OF THE ARTICLE EXTENDING BETWEEN SAID FIRST AND SECOND SENSING MEANS AT THE INSTANT THE SENSING MEANS AT SAID THIRD STATION IS ACTUATED TO INITIATE SAID DIVIDEND SIGNAL.
Claim 2
Dependent Claim
228 words
APPARATUS FOR MEASURING THE DIMENSION OF AN ARTICLE IN THE DIRECTION OF ITS CONVEYANCE WHILE IT IS MOVING ALONG A CONVEYANCE PATH, COMPRISING SEPARATE SENSING MEANS LOCATED SEQUENTIALLY AT FIRST, SECOND AND THIRD STATIONS DISPOSED ALONG SAID PATH IN PREDETERMINED SPACED RELATIONSHIP TO EACH OTHER, THE SENSING MEANS AT SAID THIRD STATION BEING ACTUATED BY THE LEADING END OF SAID ARTICLE TO PROVIDE A FIRST SIGNAL REPRESENTATIVE OF THE LENGTH OF THE PORTION OF THE ARTICLE EXTENDING AT THIS INSTANT BETWEEN SAID THIRD STATION AND SAID SECOND STATION, THE SENSING MEANS AT SAID FIRST STATION BEING ACTUATED BY THE TRAILING END OF SAID ARTICLE AND MEANS CONNECTED TO AND RESPONSIVE TO THE ACTUATION OF SAID SENSING MEANS AT SAID FIRST STATION TO INITIATE A DIVISOR SIGNAL, THE SENSING MEANS AT SAID THRID STATION BEING ACTUATED BY THE LEADING END OF SAID ARTICLE AND MEANS CONNECTED TO AND RESPONSIVE TO THE ACTUATION OF SAID SENSING MEANS AT SAID THIRD STATION TO INITIATE A DIVIDEND SIGNAL, AND MEANS CONNECTED TO THE MEANS FOR INITIATING THE DIVIDEND AND DIVISOR SIGNALS FOR DIVIDING SAID DIVIDEND SIGNAL BY SAID DIVISOR SIGNAL TO PROVIDE A QUOTIENT SIGNAL WHICH IS REPRESENTATIVE OF THE LENGTH OF THE PORTION OF THE ARTICLE EXTENDING BETWEEN SAID FIRST AND SECOND SENSING MEANS AT THE INSTANT THE SENSING MEANS AT SAID THIRD STATION IS ACTUATED TO INITIATE SAID DIVIDEND SIGNAL.
References Cited (Backward Citations)
US2560124A
Cited
US2959349A
Cited
US2916633A
Cited
US3050685A
Cited
US3066226A
Cited
US3035478A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-12-01 | 1968-06-01 | 1968-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-01 | 1972-06-01 | 1972-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-01 | 1976-06-01 | 1976-12-01 | $7700.00 | Window Closed / Lapsed |