Patent US1611354A successfully refreshed from Google Patents.
US3092029A
Expired / Lapsed
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Fluid pumping mechanism
Assignee: SandenVendo America Inc
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Filing: 1961-09-05
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Granted: 1963-06-04
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Expires: 1981-09-05
Abstract
No abstract record available.
Inventors
- 👤 Theodore L Hanson
- 👤 Stewart L Black
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:31
CPC Classifications
B; B67; B67D; B67D1/00; B67D1/08; B67D1/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
FLUID PUMPING MECHANISM COMPRISING: A SUPPORT; A PLURALITY OF INDIVIDUAL PUMPS MOUNTED ON SAID SUPPORT AND EACH HAVING ELONGATED, RECIPROCABLE ACTUATING MEANS THEREON; AN ELONGATED ACUATING ELEMENT PIVOTALLY SECURED AT ONE EXTREMITY THEREOF TO EACH OF SAID ACTUATING MEANS AND EXTENDING TRANSVERSELY THEREFROM IN ONE DIRECTION; A ROTATABLE DRIVE MEMBER COMMON TO ALL OF SAID ELEMENTS AND ENGAGEABLE THEREWITH INTERMEDIATE THE EXTREMITIES THEREOF FOR CAUSING EACH OF THE ELEMENTS TO OSCILLATE ABOUT SAID ONE EXTREMITY THEREOF DURING ROTATION OF SAID DRIVE MEMBER; POWER MEANS OPERABLY CONNECTED TO SAID DRIVE MEMBER FOR ROTATING THE SAME; SHIFTABLE MEANS OPERABLY ASSOCIATED WITH THE OPPOSITE EXTREMITY OF EACH OF THE ACTUATING ELEMENTS REMOTE
Claim 2
Dependent Claim
109 words
FLUID PUMPING MECHANISM COMPRISING: A SUPPORT; A PLURALITY OF INDIVIDUAL PUMPS MOUNTED ON SAID SUPPORT AND EACH HAVING ELONGATED, RECIPROCABLE ACTUATING MEANS THEREON; AN ELONGATED ACUATING ELEMENT PIVOTALLY SECURED AT ONE EXTREMITY THEREOF TO EACH OF SAID ACTUATING MEANS AND EXTENDING TRANSVERSELY THEREFROM IN ONE DIRECTION; A ROTATABLE DRIVE MEMBER COMMON TO ALL OF SAID ELEMENTS AND ENGAGEABLE THEREWITH INTERMEDIATE THE EXTREMITIES THEREOF FOR CAUSING EACH OF THE ELEMENTS TO OSCILLATE ABOUT SAID ONE EXTREMITY THEREOF DURING ROTATION OF SAID DRIVE MEMBER; POWER MEANS OPERABLY CONNECTED TO SAID DRIVE MEMBER FOR ROTATING THE SAME; SHIFTABLE MEANS OPERABLY ASSOCIATED WITH THE OPPOSITE EXTREMITY OF EACH OF THE ACTUATING ELEMENTS REMOTE
References Cited (Backward Citations)
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US2244106A
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US2528653A
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US2528669A
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US2918008A
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US2983282A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-03 | 1966-12-03 | 1967-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-03 | 1970-12-03 | 1971-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-03 | 1974-12-03 | 1975-06-04 | $7700.00 | Window Closed / Lapsed |