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:
Jul. 09, 1991
Filed:
Aug. 11, 1989
Howard L North, Jr, Los Gatos, CA (US);
Becton, Dickinson and Company, Franklin Lakes, NJ (US);
Abstract
A sorter with a body member passageway has analysis, pre-analysis and post analysis portions for particles. An elongate catcher tube carried on the body member, and mounted with its axis to be selectively aligned with the analysis portion for intermittently receiving analyzed particles. An operator receives a signal from the analysis portion relative to one or more particle characteristics and selectively aligns the catcher tube in fluid communication with the analysis portion. The signal is an electrical pulse of strength and timing sufficient to cause a driver mounted to the body member and associated with the catcher tube to align the catcher for sorting particles. A resilient support attaches the catcher tube to the body member and provides a pivot for the catcher tube. A method for sorting includes generating a signal representative of one or more characteristics of the particles and applying the signal to a driver to change the position of the catcher tube.