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:
Jun. 27, 1995
Filed:
Oct. 20, 1993
Richard E Whittaker, New Castle, PA (US);
Robert Back, New Castle, PA (US);
Eric S Daytner, New Castle, PA (US);
R. E. Whittaker Company, New Castle, PA (US);
Abstract
A dispenser for powder or granular material which has a hopper for containing the material to be dispensed. The hopper includes an arcuate bottom member having a plurality of discharge openings. A wiper is positioned along the length of the bottom member and mounted to a rotatable shaft. The wiper includes a plurality of wiper elements mounted to the shaft each having at least one radially extending blade. The radial extent of each blade is sufficient to contact the openings during rotation of the shaft. Adjacent blades are mounted so as to be offset from each other. A drive is provided to rotate the shaft.