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:
Feb. 12, 2002
Filed:
Feb. 09, 2001
John W. Pfeiffer, Hughesville, PA (US);
The Young Industries, Inc., Muncy, PA (US);
Abstract
An ejector mountable on a planar wall of a housing for gathering and conveying particulate material to within such housing generally consisting of a flat base plate segment mountable on such planar wall member, a first set of flat plates joined together and with the base plate segment defining a converging fluid passageway, a second set of flat plate segments joined together and with the first set of plate segments and the base plate segment defining a restricted fluid passageway communicating with the converging fluid passageway and a third set of flat plate segments joined together and with the second set of plate segments and the base plate segment defining a diverging fluid passageway communicating with the restricted fluid passageway, one of the plate segments having a first inlet opening through which a stream of pressurized fluid may be injected into the converging and restricted fluid passageways, one of the plate segments having a second inlet opening through which fluid may be suctioned by a negative pressure created by a stream of pressurized air injected into the converging and restricted fluid passageways and one of the plate segments having an outlet opening communicable with the diverging fluid passageway.