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Patent Searching and Data


Title:
BELT DRIVE DEVICE AND IMAGE FORMING DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/116846
Kind Code:
A1
Abstract:
A belt drive device (1) is provided with: a drive pulley (23) which is rotated by a motor (22) and includes a first bulging portion (23A) having a bulging axial center; a driven pulley (25) which includes a second bulging portion (25A) having a bulging axial center; and a belt (24) which extends between the first bulging portion (23A) and the second bulging portion (25A) and transmits rotation of the drive pulley (23) to the driven pulley (25). The contour shape (F1) of the outer peripheral surface in a cross section of the first bulging portion (23A) including the axis (A1) thereof, and the contour shape (F2) of the outer peripheral surface in a cross section of the second bulging portion (25A) including the axis (A2) thereof have the same shape or the same curvature.

Inventors:
YAMAGUCHI, Akihiro (Tamatsukuri Chuo-ku, Osaka-sh, Osaka 85, 〒5408585, JP)
Application Number:
JP2018/042978
Publication Date:
June 20, 2019
Filing Date:
November 21, 2018
Export Citation:
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Assignee:
KYOCERA DOCUMENT SOLUTIONS INC. (1-2-28, Tamatsukuri Chuo-ku, Osaka-sh, Osaka 85, 〒5408585, JP)
International Classes:
F16H7/02; B41J29/38; F16H7/00; G03G15/00; G03G15/08; G03G21/16
Foreign References:
JPH02118248A1990-05-02
JPH0369736U1991-07-11
JPH01111860U1989-07-27
JPS52118328A1977-10-04
JPH0637365U1994-05-17
Attorney, Agent or Firm:
TANEMURA, Kazuyuki et al. (IP-Seed Patent Office, Tosen Bldg 7F 2-4-23, Minamisenba, Chuo-ku, Osaka-sh, Osaka 81, 〒5420081, JP)
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