US3204711A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Batch weighing apparatus
Assignee: Girling Ltd
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Filing: 1964-02-26
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Granted: 1965-09-07
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Expires: 1984-02-26
Abstract
No abstract record available.
Inventors
- 👤 Boadle Campbell Dean
- 👤 Clamp David Warwick Lloyd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:44
CPC Classifications
G; G01; G01G; G01G19/00; G01G19/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
A BATCH WEIGHING SYSTEM COMPRISING WEIGHING MEANS A MATERIAL-RECEIVING HOPPER ON SAID WEIGHING MEANS, AN ELECTRO-MECHANICAL TRANSDUCER PRODUCING AN ELECTRICAL VOLTAGE OUTPUT SIGNAL IN RESPONSE TO THE DEFLECTION OF SAID WEIGHING MEANS, A WEIGHT-DETERMINING CIRCUIT COMPRISING FIRST VOLTAGE-GENERAATING MEANS PRODUCING A VOLTAGE DEPENDENT ON THE TARE WEIGHT OF SAID HOPPER AND ITS ASSOCIATED PARTS, SECOND VOLTAGE-GENERATING MEANS GENERATING A VOLTAGE DEPENDENT ON THE DESIRED WEIGHT OF MATERIAL IN SAID HOPPER, VOLTAGE STORING MEANS CONTAINING A VOLTAGE REPRESENTING THE WEIGHTS OF INGREDIENTS PREVIOUSLY ADDED TO THE HOPPER, VOLTAGE-COMPARING MEANS COMPARING THE SAID DESIRED WEIGHT VOLTAGE WITH THE DIFFERENCE
Claim 2
Dependent Claim
97 words
A BATCH WEIGHING SYSTEM COMPRISING WEIGHING MEANS A MATERIAL-RECEIVING HOPPER ON SAID WEIGHING MEANS, AN ELECTRO-MECHANICAL TRANSDUCER PRODUCING AN ELECTRICAL VOLTAGE OUTPUT SIGNAL IN RESPONSE TO THE DEFLECTION OF SAID WEIGHING MEANS, A WEIGHT-DETERMINING CIRCUIT COMPRISING FIRST VOLTAGE-GENERAATING MEANS PRODUCING A VOLTAGE DEPENDENT ON THE TARE WEIGHT OF SAID HOPPER AND ITS ASSOCIATED PARTS, SECOND VOLTAGE-GENERATING MEANS GENERATING A VOLTAGE DEPENDENT ON THE DESIRED WEIGHT OF MATERIAL IN SAID HOPPER, VOLTAGE STORING MEANS CONTAINING A VOLTAGE REPRESENTING THE WEIGHTS OF INGREDIENTS PREVIOUSLY ADDED TO THE HOPPER, VOLTAGE-COMPARING MEANS COMPARING THE SAID DESIRED WEIGHT VOLTAGE WITH THE DIFFERENCE
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) | 1968-09-06 | 1969-03-08 | 1969-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-06 | 1973-03-08 | 1973-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-06 | 1977-03-08 | 1977-09-07 | $7700.00 | Window Closed / Lapsed |