Title:
SHAFT ARRANGEMENT, DRIVE UNIT, AND WORK DEVICE
Document Type and Number:
Japanese Patent JP2020172258
Kind Code:
A
Abstract:
To generate preload force necessary for a correct function, while guaranteeing bearing and alignment of a shaft being the base with high precision.SOLUTION: A shaft arrangement (30) for a work device (1), a vehicle (1'), a bicycle, an electric bicycle, an e-bike, a pedelec and/or an S-pedelec comprises: a shaft (32); at least a first bearing (33) and a second bearing (34) constituted for bearing and alignment of the shaft (32) on the housing (40, 50) or inside the housing; and an additional third bearing (36) set, as a preload and/or attenuation bearing, to preload the shaft (32) in an axial direction, and/or to attenuate mechanical vibration.SELECTED DRAWING: Figure 1
Inventors:
ROLANDO DOELLING
SIGMUND BRAUN
STEFAN HOLST
SIGMUND BRAUN
STEFAN HOLST
Application Number:
JP2020070195A
Publication Date:
October 22, 2020
Filing Date:
April 09, 2020
Export Citation:
Assignee:
BOSCH GMBH ROBERT
International Classes:
B62M6/55; F16C19/16; F16C19/54; F16C25/08; F16C35/063
Attorney, Agent or Firm:
Osamu Yamamoto
Motoharu Nakanishi
Junichi Matsuo
Yoriko Fujiki
Motoharu Nakanishi
Junichi Matsuo
Yoriko Fujiki