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. 11, 2017
Filed:
Aug. 26, 2016
Fuji Xerox Co., Ltd., Tokyo, JP;
Yuzo Ichikawa, Yokohama, JP;
FUJI XEROX CO., LTD., Tokyo, JP;
Abstract
A powder transport member includes a rotation shaft, a spiral wire; and holding parts disposed near opposite ends of the rotation shaft, wherein one end portion of the spiral wire includes a terminal end circular arc portion formed in a circular arc shape, and the holding part configured to hold the one end portion of the spiral wire includes protrusions of a paired configuration at symmetrical positions with the center of the rotation shaft being interposed therebetween, a concave portion configured to accommodate an inner peripheral surface of the terminal end circular arc portion is formed at a protruding end portion of each of the protrusions, and a size of the protruding end portion of the protrusion in a direction of the rotation shaft is less than ½ of an inter-wire distance obtained by subtracting a wire diameter from a pitch of the spiral wire.