Patent US3350933A successfully refreshed from Google Patents.
US3350933A
Expired / Lapsed
US
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Weft-detecting method and apparatus
Assignee: Mount Hope Machinery Co
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Filing: 1965-06-29
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Granted: 1967-11-07
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Expires: 1985-06-29
Abstract
No abstract record available.
Inventors
- 👤 Leo J Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:31
CPC Classifications
D; D06; D06H; D06H3/00; D06H3/12; D06H3/125
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
90 words
APPARATUS FOR DETECTING THE ANGULR RELATIONSHIP BETWEEN TRANSVERSE AND LONGITUDINAL, ELEMENTS OF A WEB TRAVELLING UNDER LONGITUINAL TENSION, COMPRISING A DEPRESSING MEMBER, MEANS FOR DEPRESSING SAID MEMBER INTO A REGION OF THE WEB NORMAL TO ITS SURFACE TO PRODUCE A LOCAL DISTORTION PATTERN, AND MEANS CONSTRUCTED AND ARRANGED FOR DETECTING THE DIRECTION OF TRAVEL OF LONGITUDINAL ELEMENTS OF THE WEB ENGAGED BY SAID MEMBER, RELATIVE TO THE LONGITUDINAL DIRECTION OF TRAVEL OF THE WEB, AS A MEASURE OF THE UNDISTORTED RELATIONSHIP BETWEEN TRANSVERSE AND LONGITUDINAL ELEMENTS PASSING THROUGH SAID REGION.
References Cited (Backward Citations)
CA707954A
Cited
US2795029A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-06 | 1971-05-08 | 1971-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-06 | 1975-05-08 | 1975-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-06 | 1979-05-08 | 1979-11-07 | $7700.00 | Window Closed / Lapsed |