Patent US3265387A successfully refreshed from Google Patents.
US3265387A
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US
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Supervisory device for supervising a sheet stack of a sheet printing press
Assignee: Roland Offsetmaschinenfabrik Faber and Schleicher AG
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Filing: 1964-10-16
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Granted: 1966-08-09
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Expires: 1984-10-16
Abstract
No abstract record available.
Inventors
- 👤 Alix Hans
- 👤 Schuhmann Siegfried
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:37
CPC Classifications
G; G01; G01B; G01B17/00; B; B65; B65H; B65H1/00; B65H1/08; B65H1/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
A DEVICE SUPERVISING THE HEIGHT OF A STACK OF SHEETS FOR USE IN A SHEET PRINTING PRESS, SAID DEVICE COMPRISING AN ULTRASONIC SENSOR CONSTITUTING A TRANSMITTER FOR DIRECTING AN ULTRASONIC BEAM UPON ONE SIDE OF THE STACK TO BE SUPERVISED, MEANS FOR MOUNTING SAID TRANSMITTER ADJACENT TO BUT SPACED APART FROM SAID SIDE OF THE STACK, MEANS FOR SUPPLYING ELECTRIC ENERGY TO THE SENSOR, A SECOND ULTRASONIC SENSOR CONSTITUTING A RECEIVER FOR RECEIVING SOUND ENERGY REFLECTED BY SAID SIDE OF THE STACK, MOUNTING MEANS FOR MOUNTING SAID RECEIVER ADJACENT TO BUT SPACEWD APART FROM SAID SIDE OF THE STACK, AMPLIFYING MEANS CONNECTED TO SAID SECOND SENSOR AND CONTROLLED BY THE MAGNITUDE OF THE SOUND ENERGY RECEIVED BY SAID SENSOR, AND CONTROL MEANS CONNECTED IN CIRCUIT WITH SAID AMPLIFYING MEANS AND OPERATED IN RESPONSE TO A DEPARTURE OF THE MAGNITUDE OF THE REFLECTED SOUND ENERGY FROM A PREDETERMINED VALUE.
Claim 2
Independent Claim
148 words
A DEVICE SUPERVISING THE HEIGHT OF A STACK OF SHEETS FOR USE IN A SHEET PRINTING PRESS, SAID DEVICE COMPRISING AN ULTRASONIC SENSOR CONSTITUTING A TRANSMITTER FOR DIRECTING AN ULTRASONIC BEAM UPON ONE SIDE OF THE STACK TO BE SUPERVISED, MEANS FOR MOUNTING SAID TRANSMITTER ADJACENT TO BUT SPACED APART FROM SAID SIDE OF THE STACK, MEANS FOR SUPPLYING ELECTRIC ENERGY TO THE SENSOR, A SECOND ULTRASONIC SENSOR CONSTITUTING A RECEIVER FOR RECEIVING SOUND ENERGY REFLECTED BY SAID SIDE OF THE STACK, MOUNTING MEANS FOR MOUNTING SAID RECEIVER ADJACENT TO BUT SPACEWD APART FROM SAID SIDE OF THE STACK, AMPLIFYING MEANS CONNECTED TO SAID SECOND SENSOR AND CONTROLLED BY THE MAGNITUDE OF THE SOUND ENERGY RECEIVED BY SAID SENSOR, AND CONTROL MEANS CONNECTED IN CIRCUIT WITH SAID AMPLIFYING MEANS AND OPERATED IN RESPONSE TO A DEPARTURE OF THE MAGNITUDE OF THE REFLECTED SOUND ENERGY FROM A PREDETERMINED VALUE.
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) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |