US3137242A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Infusion pump
Assignee: Individual
•
Filing: 1962-01-22
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Granted: 1964-06-16
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Expires: 1982-01-22
Abstract
No abstract record available.
Inventors
- 👤 Hahn George William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:47
CPC Classifications
F; F04; F04B; F04B43/00; F04B43/12; F04B43/1253; F04B43/1276; A; A61; A61M; A61M5/00; A61M5/14; A61M5/142
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
177 words
IN AN INFUSION PUMP FOR MEDICAMENTS HAVING A BASE PLATE AND A PAIR OF VERTICAL PARALLEL WALLS ALONG ONE SIDE DEFINING A HOUSING, AND A VERTICAL PANEL ARRANGED ALONG AN END OF SAID BASE AT RIGHT ANGLES TO SAID HOUSING, THE COMBINATION COMPRISING, A FACE PANEL ON THE OUTER WALL OF SAID HOUSING HAVING A CIRCULAR RECESS THEREIN AND A GROOVE FORMED PERIPHERALLY OF SAID RECESS, A FLEXIBLE TUBE ARRANGED IN SAID GROOVE AND HAVING FLUID INLET AND OUTLET ENDS, A CIRCULAR DISK ROTATIVELY MOUNTED CONCENTRICALLY OF SAID RECESS, A PLURALITY OF ARMS PIVOTALLY ATTACHED INTERMEDIATE THEIR ENDS TO SAID DISK ABOUT THE PERIPHERY THEREOF, AND A ROLLER PIVOTED TO THE OUTER END OF EACH OF SAID ARMS ENGAGEABLE WITH SAID TUBE IN SAID GROOVE TO COMPRESS SAID TUBE PROGRESSIVELY ABOUT SAID GROOVE, A PULLEY PIVOTED ON THE INNER END OF EACH OF SAID ARMS, AN ENDLESS PULL SPRING COLLECTIVELY EMBRACING SAID PULLEYS CONNECTING THE INNER ENDS OF SAID ARMS FOR EXERTING TENSION THEREON, AND A VARIABLE SPEED MOTOR FOR ROTATING SAID DISK AND SAID ARMS THEREON.
Claim 2
Dependent Claim
177 words
IN AN INFUSION PUMP FOR MEDICAMENTS HAVING A BASE PLATE AND A PAIR OF VERTICAL PARALLEL WALLS ALONG ONE SIDE DEFINING A HOUSING, AND A VERTICAL PANEL ARRANGED ALONG AN END OF SAID BASE AT RIGHT ANGLES TO SAID HOUSING, THE COMBINATION COMPRISING, A FACE PANEL ON THE OUTER WALL OF SAID HOUSING HAVING A CIRCULAR RECESS THEREIN AND A GROOVE FORMED PERIPHERALLY OF SAID RECESS, A FLEXIBLE TUBE ARRANGED IN SAID GROOVE AND HAVING FLUID INLET AND OUTLET ENDS, A CIRCULAR DISK ROTATIVELY MOUNTED CONCENTRICALLY OF SAID RECESS, A PLURALITY OF ARMS PIVOTALLY ATTACHED INTERMEDIATE THEIR ENDS TO SAID DISK ABOUT THE PERIPHERY THEREOF, AND A ROLLER PIVOTED TO THE OUTER END OF EACH OF SAID ARMS ENGAGEABLE WITH SAID TUBE IN SAID GROOVE TO COMPRESS SAID TUBE PROGRESSIVELY ABOUT SAID GROOVE, A PULLEY PIVOTED ON THE INNER END OF EACH OF SAID ARMS, AN ENDLESS PULL SPRING COLLECTIVELY EMBRACING SAID PULLEYS CONNECTING THE INNER ENDS OF SAID ARMS FOR EXERTING TENSION THEREON, AND A VARIABLE SPEED MOTOR FOR ROTATING SAID DISK AND SAID ARMS THEREON.
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) | 1967-06-16 | 1967-12-16 | 1968-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-16 | 1971-12-16 | 1972-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-16 | 1975-12-16 | 1976-06-16 | $7700.00 | Window Closed / Lapsed |