DRIVE PLATE AND METHOD FOR MANUFACTURING SAME

Title:

DRIVE PLATE AND METHOD FOR MANUFACTURING SAME

Document Type and Number:

WIPO Patent Application WO/2015/005475

Kind Code:

A1

Abstract:

A drive plate (1) is provided with a plate part (2) which is connected to a crankshaft of an engine, and an annular ring gear part (3) which axially extends from the outer periphery of the plate part (2) and has a plurality of external teeth (30) that mesh with a pinion gear (PG) of a cell motor for cranking the engine, the plate part (2) and the ring gear part (3) are integrally formed by press working, a plurality of inside recessed sections (30r) are formed on the inner peripheral surface of the ring gear part (3) so as to be located inside the respective plurality of external teeth (30) at least on the free end (3b) side of the ring gear part (3), and each of the plurality of external teeth (30) has a step section (30s) that is recessed further inward than the tooth tip thereof on the free end (3b) side.

Inventors:

SHIBATA HIROSHI (JP)
HAMADA GEN (JP)
YOKOYAMA HIROKI (JP)
AOYAMA TSUYOSHI (JP)
IZAWA YOSHITOMO (JP)
INAGAKI TAKUYA (JP)
YAMAGUCHI SHUJI (JP)
HONJO SACHIO (JP)
HORI TOMOYUKI (JP)
YOKOYAMA NAOKI (JP)
SHIMIZU KEN (JP)
ITAYAMA KENTA (JP)

Application Number:

PCT/JP2014/068583

Publication Date:

January 15, 2015

Filing Date:

July 11, 2014

Export Citation:

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Assignee:

AISIN AW CO (JP)

International Classes:

F16H41/24; B21D53/28

Domestic Patent References:

WO2012127726A1

2012-09-27

Foreign References:

JPH07256377A	1995-10-09
JP2012241887A	2012-12-10
JPH04127921A	1992-04-28
JPS5942144A	1984-03-08

Attorney, Agent or Firm:

ITEC INTERNATIONAL PATENT FIRM (JP)
Patent business corporation Itec international patent firm (JP)

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