Title:
HYDRAULIC POWER TRANSMISSION DEVICE
Document Type and Number:
Japanese Patent JP2017190854
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To make compact a hydraulic power transmission, in which a core fixed to an inside end of a blade so as to constitute an impeller together with a bowl-shaped shell and a plurality of blades is provided with a plurality of lock holes where a projection piece projected at an inside end of the blade is locked and a balance weight is welded, by making small a space for arranging the balance weight chip while securely positioning the balance weight chip at the core.SOLUTION: A balance weight chip 51 provided with a projection evasion hole 54 that a projection part from a lock hole 17 of a projection piece 14 penetrates is welded to a core 12 by bringing the whole of the balance weight chip 51 into contact with the core 12.SELECTED DRAWING: Figure 2
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Inventors:
FUJINO KENJI
SUGIMURA YOSHIHISA
SUGIMURA YOSHIHISA
Application Number:
JP2016082155A
Publication Date:
October 19, 2017
Filing Date:
April 15, 2016
Export Citation:
Assignee:
YUTAKA GIKEN CO LTD
International Classes:
F16H41/28; F16F15/32
Attorney, Agent or Firm:
Ochiai Patent Office