Patent US3334723A successfully refreshed from Google Patents.
US3334723A
Expired / Lapsed
US
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Transfer conveyor units and control systems therefor
Assignee: ROCKWELL GRAPHIC SYSTEMS Inc 3100 SOUTH CENTRAL AVENUE CHICAGO IL 60650 A CORP OF
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Filing: 1966-09-27
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Granted: 1967-08-08
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Expires: 1986-09-27
Abstract
No abstract record available.
Inventors
- 👤 Reginald A Reed
- 👤 Harlan J Taft
- 👤 Wilton C Warner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 17:50
CPC Classifications
B; B65; B65G; B65G13/00; B65G13/08; B65G13/10; B65G47/00; B65G47/52; B65G47/53; B65G47/54
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
IN A TRANSFER CONVEYOR SYSTEM HAVING A TRANSFER UNIT INCLUDING INFEED AND OUTFEED CONVEYOR SECTIONS, TWO OF SAID CONVEYOR SECTIONS BEING IN A STRAIGHT LINE AND THE THIRD CONVEYOR SECTION BEING AT AN ANGLE THERETO, A TRANSFER DEVICE BETWEEN SAID CONVEYOR SECTIONS FOR TRANSFERRING ARTICLES THEREBETWEEN COMPRISING: A STRAIGHT THROUGH CONVEYOR EXTENDING BETWEEN SAID STRAIGHT LINE CONVEYOR SECTIONS FOR CONVEYING ARTICLES THEREBETWEEN AND COMPRISING A PLURALITY OF RELATIVELY NARROW ENDLESS ELEMENTS IN LATERALLY SPACED APART RELATION AND MEANS GUIDING AND SUPPORTING THE UPPER RUNS OF SAID ENDLESS ELEMENTS TO AFFORD ENGAGEMENT WITH ARTICLES BEING CONVEYED THEREBY; A PLURALITY OF TURNING ROLLERS ARRANGED IN AN ARC BETWEEN ONE OF SAID STRAIHT LINE CONVEYOR SECTIONS AND THE ANGULAR CONVEYOR SECTION AND COMPRISING PERIPHERAL GROOVES IN AT LEAST SOME OF SAID ROLLERS THROUGH WHICH SAID GUIDING AND SUPPORTING MEANS EXTEND; AND ELECTRICAL CONTROL MEANS COMPRISING:
Claim 2
Dependent Claim
142 words
IN A TRANSFER CONVEYOR SYSTEM HAVING A TRANSFER UNIT INCLUDING INFEED AND OUTFEED CONVEYOR SECTIONS, TWO OF SAID CONVEYOR SECTIONS BEING IN A STRAIGHT LINE AND THE THIRD CONVEYOR SECTION BEING AT AN ANGLE THERETO, A TRANSFER DEVICE BETWEEN SAID CONVEYOR SECTIONS FOR TRANSFERRING ARTICLES THEREBETWEEN COMPRISING: A STRAIGHT THROUGH CONVEYOR EXTENDING BETWEEN SAID STRAIGHT LINE CONVEYOR SECTIONS FOR CONVEYING ARTICLES THEREBETWEEN AND COMPRISING A PLURALITY OF RELATIVELY NARROW ENDLESS ELEMENTS IN LATERALLY SPACED APART RELATION AND MEANS GUIDING AND SUPPORTING THE UPPER RUNS OF SAID ENDLESS ELEMENTS TO AFFORD ENGAGEMENT WITH ARTICLES BEING CONVEYED THEREBY; A PLURALITY OF TURNING ROLLERS ARRANGED IN AN ARC BETWEEN ONE OF SAID STRAIHT LINE CONVEYOR SECTIONS AND THE ANGULAR CONVEYOR SECTION AND COMPRISING PERIPHERAL GROOVES IN AT LEAST SOME OF SAID ROLLERS THROUGH WHICH SAID GUIDING AND SUPPORTING MEANS EXTEND; AND ELECTRICAL CONTROL MEANS COMPRISING:
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) | 1970-08-07 | 1971-02-06 | 1971-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-07 | 1975-02-06 | 1975-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-07 | 1979-02-06 | 1979-08-08 | $7700.00 | Window Closed / Lapsed |