The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 04, 1989
Filed:
May. 01, 1987
Applicant:
Inventors:
John Pastrone, Los Gatos, CA (US);
Leland D Chamness, Mountain View, CA (US);
George H Fellingham, San Jose, CA (US);
Walter L Jimison, Palo Alto, CA (US);
Assignee:
Abbott Laboratories, Abbott Park, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
F04B / ; F04B / ; A61M / ;
U.S. Cl.
CPC ...
417 63 ; 417317 ; 417442 ; 417413 ; 417510 ; 251-9 ; 604153 ;
Abstract
A driver for use in an infusion pumping cassette having an elongated valve actuator which operates a valve controlling the flow of fluid through the cassette, a bracket having a first arm pivotally secured to one end of the valve actuator and a second arm, a cam driveably engaging the second arm, a motor which drives the cam and a positioner which monitors the rotational position of the cam.