US3253701A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bidirectional variable rate feeder
Assignee: Rex Chainbelt Inc
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Filing: 1964-03-11
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Granted: 1966-05-31
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Expires: 1984-03-11
Abstract
No abstract record available.
Inventors
- 👤 Robley W Evans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 16:33
CPC Classifications
B; B65; B65G; B65G27/00; B65G27/10; B65G27/32; B65G27/16; B65G2812/00; B65G2812/03; B65G2812/0348; B65G2812/0364; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18344
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
IN A VIBRATORY CONVEYOR, IN COMBINATION, A CONVEYOR MEMBER THAT IS RESILIENTLY SUPPORTED, AN AUXILIARY MEMBER, AUXILIARY MEMBER FROM THE CONVEYOR MEMBER, SAID COUPLING MEANS SERVING SUBSTANTIALLY AS A STRUT ALONG A FIRST COUPLING MEANS CONNECTED BETWEEN AND SUPPORTING THE DIRECTION INCLINED TO THE CONVEYOR TROUGH AND BEING RESILIENT NORMAL TO SAID FIRST DIRECTION, ADJUSTABLE RATE SPRINGS CONNECTED BETWEEN SAID AUXILIARY MEMBER AND SAID CONVEYOR MEMBER AND ACTING IN A DIRECTION GENERALLY NORMAL TO THE COUPLING MEANS, AND MEANS FOR APPLING A VIBRATORY FORCE TO ONE OF SAID MEMBERS ALONG A DIRECTION PARALLEL TO THE LENGTH OF THE CONVEYOR TROUGH.
Claim 2
Dependent Claim
100 words
IN A VIBRATORY CONVEYOR, IN COMBINATION, A CONVEYOR MEMBER THAT IS RESILIENTLY SUPPORTED, AN AUXILIARY MEMBER, AUXILIARY MEMBER FROM THE CONVEYOR MEMBER, SAID COUPLING MEANS SERVING SUBSTANTIALLY AS A STRUT ALONG A FIRST COUPLING MEANS CONNECTED BETWEEN AND SUPPORTING THE DIRECTION INCLINED TO THE CONVEYOR TROUGH AND BEING RESILIENT NORMAL TO SAID FIRST DIRECTION, ADJUSTABLE RATE SPRINGS CONNECTED BETWEEN SAID AUXILIARY MEMBER AND SAID CONVEYOR MEMBER AND ACTING IN A DIRECTION GENERALLY NORMAL TO THE COUPLING MEANS, AND MEANS FOR APPLING A VIBRATORY FORCE TO ONE OF SAID MEMBERS ALONG A DIRECTION PARALLEL TO THE LENGTH OF THE CONVEYOR TROUGH.
References Cited (Backward Citations)
US2200724A
Cited
GB911895A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-30 | 1969-11-29 | 1970-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-30 | 1973-11-29 | 1974-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-30 | 1977-11-29 | 1978-05-31 | $7700.00 | Window Closed / Lapsed |