Patent US3204054A successfully refreshed from Google Patents.
US3204054A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for detecting metal bodies in fabricated materials
Assignee: AMERICAN TWINE AND FABRIC CORP
•
Filing: 1960-08-18
•
Granted: 1965-08-31
•
Expires: 1980-08-18
Abstract
No abstract record available.
Inventors
- 👤 Ouellette Rene Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:39
CPC Classifications
D; D06; D06H; D06H3/00; D06H3/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
A DEVICE FOR DETECTING A METAL OBJECT IN A MOVING WEB MATERIAL COMPRISING A FRAME HAVING BEARING MEANS SUPPORTED AT OPPOSITE ENDS THEREOF, A PAIR OF ROTATABLE ROLL MEMBERS SUPPORTED IN THE BEARING MEANS TO RECEIVE THE WEB THEREBETWEEN IN ROLLING ENGAGEMENT, ELECTRICAL CONTACT MEMBERS LOCATED IN THE BEARING MEANS ADJACENT THE ENDS OF EACH OF THE ROLLS AND CONNECTED TO AN ELECTRICAL CIRCUIT AND POWER SOURCE, A PAIR OF ELECTRICAL CONDUCTOR MEMBERS SUPPORTED ON EACH OF SAID ROLL MEMBERS, SAID ELECTRICAL CONDUCTOR MEMBERS BEING ROTATABLE WITH THE ROLLS AND ENGAGEABLE WITH RESPECTIVE ELECTRICAL CONTACT MEMBERS, SAID PAIRS OF ELECTRICAL CONDUCTOR MEANS COMPRISING HELICALLY ARRANGED PAIRS OF INSULATION COVERED
Claim 2
Independent Claim
109 words
A DEVICE FOR DETECTING A METAL OBJECT IN A MOVING WEB MATERIAL COMPRISING A FRAME HAVING BEARING MEANS SUPPORTED AT OPPOSITE ENDS THEREOF, A PAIR OF ROTATABLE ROLL MEMBERS SUPPORTED IN THE BEARING MEANS TO RECEIVE THE WEB THEREBETWEEN IN ROLLING ENGAGEMENT, ELECTRICAL CONTACT MEMBERS LOCATED IN THE BEARING MEANS ADJACENT THE ENDS OF EACH OF THE ROLLS AND CONNECTED TO AN ELECTRICAL CIRCUIT AND POWER SOURCE, A PAIR OF ELECTRICAL CONDUCTOR MEMBERS SUPPORTED ON EACH OF SAID ROLL MEMBERS, SAID ELECTRICAL CONDUCTOR MEMBERS BEING ROTATABLE WITH THE ROLLS AND ENGAGEABLE WITH RESPECTIVE ELECTRICAL CONTACT MEMBERS, SAID PAIRS OF ELECTRICAL CONDUCTOR MEANS COMPRISING HELICALLY ARRANGED PAIRS OF INSULATION COVERED
References Cited (Backward Citations)
US560733A
Cited
US701248A
Cited
US1012379A
Cited
US1424328A
Cited
DE475666C
Cited
US2457695A
Cited
US2661511A
Cited
US2913838A
Cited
US2942333A
Cited
US2960755A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |