Patent US2271999A successfully refreshed from Google Patents.
Patent US3329256A successfully refreshed from Google Patents.
US3329256A
Expired / Lapsed
US
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Conveyor belt
Assignee: BELSON CORP
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Filing: 1965-06-18
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Granted: 1967-07-04
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Expires: 1985-06-18
Abstract
No abstract record available.
Inventors
- 👤 Joseph N Elgaway
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:26
CPC Classifications
B; B65; B65G; B65G17/00; B65G17/06; B65G17/063; B65G17/064; B65G2201/00; B65G2201/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
A CONVEYOR BELT COMPRISING A CHAIN OF ARTICULATED LINKS AT EACH SIDE, A MAT OF WIRE MESH EXTENDING BETWEEN AND SUPPORTED BY SAID CHAINS, SAID MAT OF WIRE MESH INCLUDING A PLURALITY OF WIRE ELEMENTS WOUND IN CYLINDRICAL HELIXES ARRANGED IN PARALLEL RELATIONSHIP WITH OVERLAPPING EDGES INTERLOCKED WITH EACH OTHER, A COVERING ON ONE SIDE OF THE WIRE-MESH MAT TO PROVIDE A FLAT SURFACE, FASTENING CLIPS FOR ATTACHING THE COVERING TO THE MAT OF WIRE MESH ARRANGED AT SPACED LOCATIONS ALONG THE CONVEYOR, EACH OF SAID CLIPS BEING IN THE FORM OF A ONEPIECE STRIP FOLDED TO PROVIDE A LOOP PROJECTING INTO THE END OF A HELICALLY WOUND CYLINDRICAL WIRE ELEMENT, A SECOND LOOP OVERLYING THE COVERING AND WIRE-MESH MAT AND AN ANGULAR AND PROJECTING THROUGH THE COVERING AND BETWEEN THE LOOPS OF THE UNDERLYING WIRE HELIX TO LOCK THE COVERING TO THE WIRE-MESH MAT.
Claim 2
Dependent Claim
145 words
A CONVEYOR BELT COMPRISING A CHAIN OF ARTICULATED LINKS AT EACH SIDE, A MAT OF WIRE MESH EXTENDING BETWEEN AND SUPPORTED BY SAID CHAINS, SAID MAT OF WIRE MESH INCLUDING A PLURALITY OF WIRE ELEMENTS WOUND IN CYLINDRICAL HELIXES ARRANGED IN PARALLEL RELATIONSHIP WITH OVERLAPPING EDGES INTERLOCKED WITH EACH OTHER, A COVERING ON ONE SIDE OF THE WIRE-MESH MAT TO PROVIDE A FLAT SURFACE, FASTENING CLIPS FOR ATTACHING THE COVERING TO THE MAT OF WIRE MESH ARRANGED AT SPACED LOCATIONS ALONG THE CONVEYOR, EACH OF SAID CLIPS BEING IN THE FORM OF A ONEPIECE STRIP FOLDED TO PROVIDE A LOOP PROJECTING INTO THE END OF A HELICALLY WOUND CYLINDRICAL WIRE ELEMENT, A SECOND LOOP OVERLYING THE COVERING AND WIRE-MESH MAT AND AN ANGULAR AND PROJECTING THROUGH THE COVERING AND BETWEEN THE LOOPS OF THE UNDERLYING WIRE HELIX TO LOCK THE COVERING TO THE WIRE-MESH MAT.
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) | 1970-07-03 | 1971-01-02 | 1971-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-03 | 1975-01-02 | 1975-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-03 | 1979-01-02 | 1979-07-04 | $7700.00 | Window Closed / Lapsed |