Patent US1825233A successfully refreshed from Google Patents.
Patent US3225988A successfully refreshed from Google Patents.
US3225988A
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Ultrasonic web position detector and aligning means
Assignee: Beazer East Inc
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Filing: 1963-08-07
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Granted: 1965-12-28
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Expires: 1983-08-07
Abstract
No abstract record available.
Inventors
- 👤 John W Drenning
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:53
CPC Classifications
B; B65; B65H; B65H23/00; B65H23/02; B65H23/032; B65H23/0326; B65H23/0204
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
WEB HANDLING APPARATUS COMPRISING MEANS FOR SUPPORTING A WEB, ULTRASONIC RADIATOR MEANS POSITIONABLE ADJACENT AN EDGE OF A WEB ON SAID SUPPORT IN SPACED RELATION THERETO AND OPERATIVE TO ESTABLISH AN ULTRASONIC ENERGY FIELD OF STATIC INTENSITY LEVEL CONFIGURATION; ULTRASONIC RECEIVING MEANS POSITIONED TO RECEIVE ENERGY FROM THE RADIATOR MEANS AT LEVELS DETERMINED BY WEB EDGE POSITION RELATIVE TO THE DIRECT TRANSMISSION CHANNEL BETWEEN THE ULTRASONIC MEANS; ACTUATOR MEANS FOR ADJUSTING THE RELATIVE POSITION OF AT LEAST ONE ULTRASONIC MEANS AND THE EDGE OF A WEB ON SAID SUPPORT; CIRCUIT MEANS RESPONSIVE TO THE ULTRASONIC RECEIVING MEANS OPERATIVE TO SUPPLY A CONTROL VOLTAGE OF A MAGNITUDE AND POLARITY DEPENDENT ON THE DEGREE AND DIRECTION OF MISALIGNMENT OF THE EDGE
Claim 2
Dependent Claim
119 words
WEB HANDLING APPARATUS COMPRISING MEANS FOR SUPPORTING A WEB, ULTRASONIC RADIATOR MEANS POSITIONABLE ADJACENT AN EDGE OF A WEB ON SAID SUPPORT IN SPACED RELATION THERETO AND OPERATIVE TO ESTABLISH AN ULTRASONIC ENERGY FIELD OF STATIC INTENSITY LEVEL CONFIGURATION; ULTRASONIC RECEIVING MEANS POSITIONED TO RECEIVE ENERGY FROM THE RADIATOR MEANS AT LEVELS DETERMINED BY WEB EDGE POSITION RELATIVE TO THE DIRECT TRANSMISSION CHANNEL BETWEEN THE ULTRASONIC MEANS; ACTUATOR MEANS FOR ADJUSTING THE RELATIVE POSITION OF AT LEAST ONE ULTRASONIC MEANS AND THE EDGE OF A WEB ON SAID SUPPORT; CIRCUIT MEANS RESPONSIVE TO THE ULTRASONIC RECEIVING MEANS OPERATIVE TO SUPPLY A CONTROL VOLTAGE OF A MAGNITUDE AND POLARITY DEPENDENT ON THE DEGREE AND DIRECTION OF MISALIGNMENT OF THE EDGE
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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) | 1968-12-27 | 1969-06-28 | 1969-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-27 | 1973-06-28 | 1973-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-27 | 1977-06-28 | 1977-12-28 | $7700.00 | Window Closed / Lapsed |