Patent US3258164A successfully refreshed from Google Patents.
US3258164A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Batch weigh feed apparatus
Assignee: Proctor and Schwartz Inc
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Filing: 1965-01-08
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Granted: 1966-06-28
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Expires: 1985-01-08
Abstract
No abstract record available.
Inventors
- 👤 John H Stradling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:59
CPC Classifications
B; B29; B29C; B29C31/00; B29C31/04; B29C31/06; D; D01; D01G; D01G23/00; D01G23/02; D01G23/04; D01G23/045; G; G01; G01G; G01G13/00; B29K; B29K2105/00; B29K2105/25
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
A BATCH FEED APPARATUS COMPRISING IN COMBINATION: A CASING HAVING MATERIAL SUPPLY MEANS, A SPIKED CARRIER CONVEYOR INCLUDING DRIVE MEANS FOR EFFECTING MOTION TO SAID CARRIER, SAID SPIKED CARRIER CONVEYOR OPERABLE TO MOVE MATERIAL FROM SAID SUPPLY MEANS; A TAKE-OFF DOFFER FOR REMOVING MATERIAL FROM SAID CARRIER, AND AN EVENING DOFFER POSITIONED INTERMEDIATE SAID SUPPLY MEANS AND SAID TAKEOFF DOFFER, ADJACENT SAID CARRIER AND SPACED THEREFROM TO LEVEL MATERIAL ON SAID CARRIER, AT LEAST SAID DOFFERS AND CARRIER POSITIONED IN SAID CASING, A HORIZONTAL, OPEN, WEIGH SHEET POSITIONED EXTERIORLY OF SAID CASING TO RECEIVE MATERIAL FROM SAID TAKE-OFF DOFFER; MAKE-WEIGHT SWITCH MEANS CONNECTED TO SAID WEIGH SHEET AND RESPONSIVE TO A PREDETERMINED LOAD OF MATERIAL ON SAID WEIGH SHEET TO INTERRUPT THE MOVEMENT OF SAID CARRIER DRIVE MEANS; WEIGHSHEET SWEEP MEANS OPERABLE BETWEEN AN EXTENDED POSITION, OVERLYING SAID WEIGH SHEET, AND A RETRACTED POSITION TO CLEAR SAID WEIGH SHEET OF MATERIAL THEREON UPON DEACTIVATION OF SAID CARRIER DRIVE MEANS.
Claim 2
Dependent Claim
159 words
A BATCH FEED APPARATUS COMPRISING IN COMBINATION: A CASING HAVING MATERIAL SUPPLY MEANS, A SPIKED CARRIER CONVEYOR INCLUDING DRIVE MEANS FOR EFFECTING MOTION TO SAID CARRIER, SAID SPIKED CARRIER CONVEYOR OPERABLE TO MOVE MATERIAL FROM SAID SUPPLY MEANS; A TAKE-OFF DOFFER FOR REMOVING MATERIAL FROM SAID CARRIER, AND AN EVENING DOFFER POSITIONED INTERMEDIATE SAID SUPPLY MEANS AND SAID TAKEOFF DOFFER, ADJACENT SAID CARRIER AND SPACED THEREFROM TO LEVEL MATERIAL ON SAID CARRIER, AT LEAST SAID DOFFERS AND CARRIER POSITIONED IN SAID CASING, A HORIZONTAL, OPEN, WEIGH SHEET POSITIONED EXTERIORLY OF SAID CASING TO RECEIVE MATERIAL FROM SAID TAKE-OFF DOFFER; MAKE-WEIGHT SWITCH MEANS CONNECTED TO SAID WEIGH SHEET AND RESPONSIVE TO A PREDETERMINED LOAD OF MATERIAL ON SAID WEIGH SHEET TO INTERRUPT THE MOVEMENT OF SAID CARRIER DRIVE MEANS; WEIGHSHEET SWEEP MEANS OPERABLE BETWEEN AN EXTENDED POSITION, OVERLYING SAID WEIGH SHEET, AND A RETRACTED POSITION TO CLEAR SAID WEIGH SHEET OF MATERIAL THEREON UPON DEACTIVATION OF SAID CARRIER DRIVE MEANS.
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) | 1969-06-27 | 1969-12-27 | 1970-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-27 | 1973-12-27 | 1974-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-27 | 1977-12-27 | 1978-06-28 | $7700.00 | Window Closed / Lapsed |