US2733308A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vossen
Assignee: —
•
Filing: —
•
Granted: 1956-01-31
•
Expires: 1973-01-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:19
CPC Classifications
D; D04; D04B; D04B35/00; D04B35/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
A YARN DETECTOR COMPRISING A HOUSING A WIRE PROBE CARRIED BY THE HOUSING AND PIVOTABLE THEREON, A SPRING CONNECTED AT ONE END TO AN END PORTION OF THE PROBE, AN ELECTRICAL ELEMENT DISPOSED TO CONTACT THE SAID END PORTION IN ONE POSITION THEREOF, SAID PROBE HAVING A SECTION BENT TO ENGAGE A MOVABLE STRAND OF YARN WITH THE PROBE HELD UNDER SPRING TENSION, AND A YARN HOLDER ATTACHED TO SAID HOUSING AND HAVING A V-SHAPED SECTION, WHEREBY THE SAID YARN WHEN SLACK MAY BE CAUGHT IN SAID V-SHAPED SECTION, AND SAID END PORTION OF THE PROBE MAY CONTACT SAID ELECTRICAL ELEMENT WHEN THE PROBE IS FREE FROM ENGAGEMENT WITH THE YARN, SAID YARN HOLDER COMPRISING A PAIR OF SPRING FINGERS ATTACHED AT ONE END TO SAID HOUSING AND BENT TO CONTACT EACH OTHER TO FORM A SUBSTANTIALLY V-SHAPED SECTION WITH THE FREE ENDS OF SAID FINGERS FLARING OUTWARDLY.
Claim 2
Dependent Claim
148 words
A YARN DETECTOR COMPRISING A HOUSING A WIRE PROBE CARRIED BY THE HOUSING AND PIVOTABLE THEREON, A SPRING CONNECTED AT ONE END TO AN END PORTION OF THE PROBE, AN ELECTRICAL ELEMENT DISPOSED TO CONTACT THE SAID END PORTION IN ONE POSITION THEREOF, SAID PROBE HAVING A SECTION BENT TO ENGAGE A MOVABLE STRAND OF YARN WITH THE PROBE HELD UNDER SPRING TENSION, AND A YARN HOLDER ATTACHED TO SAID HOUSING AND HAVING A V-SHAPED SECTION, WHEREBY THE SAID YARN WHEN SLACK MAY BE CAUGHT IN SAID V-SHAPED SECTION, AND SAID END PORTION OF THE PROBE MAY CONTACT SAID ELECTRICAL ELEMENT WHEN THE PROBE IS FREE FROM ENGAGEMENT WITH THE YARN, SAID YARN HOLDER COMPRISING A PAIR OF SPRING FINGERS ATTACHED AT ONE END TO SAID HOUSING AND BENT TO CONTACT EACH OTHER TO FORM A SUBSTANTIALLY V-SHAPED SECTION WITH THE FREE ENDS OF SAID FINGERS FLARING OUTWARDLY.
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) | 1959-01-30 | 1959-08-01 | 1960-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-30 | 1963-08-01 | 1964-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-30 | 1967-08-01 | 1968-01-31 | $7700.00 | Window Closed / Lapsed |