US3554674A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Micropump for the dosaging of liquid,and container-filling line for same
Assignee: Compagnie Generale dAutomatisme SA
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Filing: 1969-01-23
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Granted: 1971-01-12
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Expires: 1989-01-23
Abstract
Abstract A MICROPUMP ASSEMBLY OF THE PERISTALTIC TYPE FOR THE DOSING OF LIQUID, COMPRISING AT LEAST ONE ROTATABLE SMALL PLATE OR ARM CARRYING A ROLLER AND COMPRESSING A TUBE OF ELASTIC MATERIAL ARRANGED IN A LOOP IN A RECESS OF THE FACE OF AN APERTURE FORMED IN A PLATE. THE PLATE COMPRISES HUBS FOR CONNECTING WITH THE PLATE OF ANOTHER MICROPUMP TO CONSTITUTE A GROUP OF ASSOCIATED PUMPS WHICH ARE ALIGNED AXIALLY AND WHOSE ARMS OR SMALL PLATES ARE DRIVEN BY ONE AND THE SAME SHAFT.
Inventors
- 👤 Jacques Huret
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 05:40
CPC Classifications
F; F04; F04B; F04B43/00; F04B43/12; F04B43/1253; B; B01; B01L; B01L3/00; B01L3/02; B01L3/0289; B01L3/0293; F04B43/1292; G; G01; G01N; G01N1/00; G01N1/02; G01N1/10; G01N1/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-11 | 1974-07-13 | 1975-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-11 | 1978-07-13 | 1979-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-11 | 1982-07-13 | 1983-01-12 | $7700.00 | Window Closed / Lapsed |