Pumping device
First Claim
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1. A PUMPING DEVICE COMPRISING IN COMBINATION:
- A SUPPORT;
A ROTOR ROTATABLY MOUNTED ON SAID SUPPORT AND HAVING A PLURALITY OF SPACED ROLLER MEMBERS MOUNTED THEREUPON FOR ROTATION THEREWITH AND INDEPENDENT ROTATION RELATIVE THERETO;
A BACK-UP MEMBER FREELY SLIDABLE UPON SAID SUPPORT AND HAVING A CONCAVE ARCUATE SURFACE DISPOSED IN SPACED COOPERATING RELATIONSHIP TO SAID ROLLER MEMBERS;
TENSION MEANS RESILIENTLY BIASING SAID BACK-UP MEMBER TOWARD SAID ROLLER MEMBERS WHILE SIMULTANEOUSLY PROVIDING SUBSTANTIALLY EQUAL OPPOSED FORCES NORMAL TO THE FORCES URGING SAID BACK-UP MEMBER TOWARD SAID ROTOR;
DRIVING MEANS MOUNTED ON SAID SUPPORT AND SELECTIVELY ACTUATABLE TO ROTATE SAID ROTOR;
AND A COMPRESSIBLE ELON-
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1 Claim
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1. A PUMPING DEVICE COMPRISING IN COMBINATION:
- A SUPPORT;
A ROTOR ROTATABLY MOUNTED ON SAID SUPPORT AND HAVING A PLURALITY OF SPACED ROLLER MEMBERS MOUNTED THEREUPON FOR ROTATION THEREWITH AND INDEPENDENT ROTATION RELATIVE THERETO;
A BACK-UP MEMBER FREELY SLIDABLE UPON SAID SUPPORT AND HAVING A CONCAVE ARCUATE SURFACE DISPOSED IN SPACED COOPERATING RELATIONSHIP TO SAID ROLLER MEMBERS;
TENSION MEANS RESILIENTLY BIASING SAID BACK-UP MEMBER TOWARD SAID ROLLER MEMBERS WHILE SIMULTANEOUSLY PROVIDING SUBSTANTIALLY EQUAL OPPOSED FORCES NORMAL TO THE FORCES URGING SAID BACK-UP MEMBER TOWARD SAID ROTOR;
DRIVING MEANS MOUNTED ON SAID SUPPORT AND SELECTIVELY ACTUATABLE TO ROTATE SAID ROTOR;
AND A COMPRESSIBLE ELON-
- A SUPPORT;
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Current AssigneeJames W. Bastian
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Original AssigneeJames W. Bastian
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InventorsBastian, James W.
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Application NumberUS04/490,982Time in Patent Office784 DaysField of SearchUS Class Current417/477.9CPC Class CodesF04B 43/1284 Means for pushing the backi...
