US2756586A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Web width measuring device
Assignee: EIDP Inc
•
Filing: 1953-04-07
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Granted: 1956-07-31
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Expires: 1973-04-07
Abstract
No abstract record available.
Inventors
- 👤 Nash Roy Witzel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 04:31
CPC Classifications
G; G01; G01B; G01B13/00; G01B13/02; G01B13/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
A DEVICE FOR GAUGING THEWIDTH OF TRAVELING CONTINUOUS WEB COMPRISING IN COMBINATION TWO SCANNING NOZZLES OPPOSITELY DISPOSED TO CONTACT A TRAVELING CONTINUOUS WEB ADJACENT THE EDGES THEREOF, EACH OF SAID NOZZLES HAVING A PLURALITY OF ORIFICES ARRANGED IN POSITION TO BE PARTLY COVERED BY SAID WEB, PNEUMATIC SHIFTING MEANS OPERATIVE TO INDEPENDENTLY MOVE SAID NOZZLES IN A DIRECTION TRANSVERSE TO THE DIRECTION OF TRAVEL OF THE WEB, A SOURCE OF VACUUM CONNECTED WITH SAID NOZZLES AND SAID SHIFTING MEANS FOR MAINTAINING A REDUCED PRESSURE SUFFICIENT OT MAINTAIN SAID SHIFTING MEANS IN A STATE OF
Claim 2
Independent Claim
94 words
A DEVICE FOR GAUGING THEWIDTH OF TRAVELING CONTINUOUS WEB COMPRISING IN COMBINATION TWO SCANNING NOZZLES OPPOSITELY DISPOSED TO CONTACT A TRAVELING CONTINUOUS WEB ADJACENT THE EDGES THEREOF, EACH OF SAID NOZZLES HAVING A PLURALITY OF ORIFICES ARRANGED IN POSITION TO BE PARTLY COVERED BY SAID WEB, PNEUMATIC SHIFTING MEANS OPERATIVE TO INDEPENDENTLY MOVE SAID NOZZLES IN A DIRECTION TRANSVERSE TO THE DIRECTION OF TRAVEL OF THE WEB, A SOURCE OF VACUUM CONNECTED WITH SAID NOZZLES AND SAID SHIFTING MEANS FOR MAINTAINING A REDUCED PRESSURE SUFFICIENT OT MAINTAIN SAID SHIFTING MEANS IN A STATE OF
References Cited (Backward Citations)
US1559824A
Cited
US1604138A
Cited
US2244864A
Cited
US2317468A
Cited
US2399305A
Cited
US2514847A
Cited
US2398958A
Cited
US2522877A
Cited
US2539131A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-31 | 1960-01-30 | 1960-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-31 | 1964-01-30 | 1964-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-31 | 1968-01-30 | 1968-07-31 | $7700.00 | Window Closed / Lapsed |