US3091301A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic feed rate compensation for automatic weighing system
Assignee: Richardson Co
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Filing: 1961-11-24
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Granted: 1963-05-28
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Expires: 1981-11-24
Abstract
No abstract record available.
Inventors
- 👤 Leslie F Stone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:40
CPC Classifications
G; G01; G01G; G01G13/00; G01G13/24; G01G13/28; G01G13/295; G01G13/2951; G01G13/2954; G01G23/00; G01G23/18; G01G23/36; G01G23/361
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
IN A FEED RATE COMPENSATING SYSTEM FOR AUTOMATIC REPEATED WEIGHING OF AN ESTABLISHED AMOUNT OF MATERIAL THE COMBINATION OF: (1) A WEIGHING DEVICE, (2) MEANS FOR FEEDING MATERIAL TO SAID WEIGHING DEVICE, (3) A TIMER SETTING A FINAL SLOW FEED RATE PERIOD OF OPERATION OF SAID MEANS FOR FEEDING MATERIAL, AND (4) MEANS ACTUATED BY SAID WEIGHING DEVICE DURING THE FINAL SLOW FEED RATE PERIOD OF OPERATION FOR VARYING DURING A SUCCEEDING FINAL SLOW FEED RATE PERIOD OF OPERATION THE FEED RATE OF SAID MEANS FOR FEEDING MATERIAL TO SAID WEIGHING DEVICE.
Claim 2
Dependent Claim
92 words
IN A FEED RATE COMPENSATING SYSTEM FOR AUTOMATIC REPEATED WEIGHING OF AN ESTABLISHED AMOUNT OF MATERIAL THE COMBINATION OF: (1) A WEIGHING DEVICE, (2) MEANS FOR FEEDING MATERIAL TO SAID WEIGHING DEVICE, (3) A TIMER SETTING A FINAL SLOW FEED RATE PERIOD OF OPERATION OF SAID MEANS FOR FEEDING MATERIAL, AND (4) MEANS ACTUATED BY SAID WEIGHING DEVICE DURING THE FINAL SLOW FEED RATE PERIOD OF OPERATION FOR VARYING DURING A SUCCEEDING FINAL SLOW FEED RATE PERIOD OF OPERATION THE FEED RATE OF SAID MEANS FOR FEEDING MATERIAL TO SAID WEIGHING DEVICE.
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) | 1966-05-27 | 1966-11-26 | 1967-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-27 | 1970-11-26 | 1971-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-27 | 1974-11-26 | 1975-05-28 | $7700.00 | Window Closed / Lapsed |