US3179241A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic belt trainer
Assignee: Individual
•
Filing: 1963-10-22
•
Granted: 1965-04-20
•
Expires: 1983-10-22
Abstract
No abstract record available.
Inventors
- 👤 Arthur F Kain
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:12
CPC Classifications
B; B65; B65G; B65G21/00; B65G21/20; B65G21/2009; B65G21/2018; B65G15/00; B65G15/30; B65G15/58; B65G15/60; B65G15/64; B65G2201/00; B65G2201/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
A MAGNETIC BELT TRAINER COMPRISING, IN COMBINATION, A MULTI-PLY CONVEYOR BELT HAVING INCORPORATED BETWEEN THE PLIES A CENTRALLY ARRANGED SERIES OF NARROW, ELONGATED FLEXIBLE STRIPS OF CLOSELY SPACED, LONGITUDINALLY ALIGNED, MAGNETICALLY RESPONSIVE MATERIAL EXTENDING LENGTHWISE OF THE BELT, MEANS FOR SUPPORTING THE BELT IN ITS TRAVEL, SAID BELT BEING LATERALL UNCONFINED, AND MAGNET MEANS OF A WIDTH COMPARABLE WITH THAT OF THE STRIPS AND FIXEDLY SUPPORTED INDEPENDENTLY BELOW AND CLOSELY RELATED TO THE UNDER SURFACE OF THE BELT, WHEREBY DURING TRAVEL OF THE BELT, SAID STRIPS WILL TEND TO PASS IN PREDETERMINED RELATION TO THE MAGNET MEANS THROUGH ITS MAGNETIC FIELD, THEREBY TENDING TO MAINTAIN THE BELT FROM DEVIATION FROM A FIXED PATH OF TRAVEL.
Claim 2
Dependent Claim
115 words
A MAGNETIC BELT TRAINER COMPRISING, IN COMBINATION, A MULTI-PLY CONVEYOR BELT HAVING INCORPORATED BETWEEN THE PLIES A CENTRALLY ARRANGED SERIES OF NARROW, ELONGATED FLEXIBLE STRIPS OF CLOSELY SPACED, LONGITUDINALLY ALIGNED, MAGNETICALLY RESPONSIVE MATERIAL EXTENDING LENGTHWISE OF THE BELT, MEANS FOR SUPPORTING THE BELT IN ITS TRAVEL, SAID BELT BEING LATERALL UNCONFINED, AND MAGNET MEANS OF A WIDTH COMPARABLE WITH THAT OF THE STRIPS AND FIXEDLY SUPPORTED INDEPENDENTLY BELOW AND CLOSELY RELATED TO THE UNDER SURFACE OF THE BELT, WHEREBY DURING TRAVEL OF THE BELT, SAID STRIPS WILL TEND TO PASS IN PREDETERMINED RELATION TO THE MAGNET MEANS THROUGH ITS MAGNETIC FIELD, THEREBY TENDING TO MAINTAIN THE BELT FROM DEVIATION FROM A FIXED PATH OF TRAVEL.
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) | 1968-04-19 | 1968-10-19 | 1969-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-19 | 1972-10-19 | 1973-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-19 | 1976-10-19 | 1977-04-20 | $7700.00 | Window Closed / Lapsed |