Title:
CLUTCH RELEASE DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/092602
Kind Code:
A1
Abstract:
This clutch release device (10) is provided with: a first cylinder (31); a connection wall (33) extending radially outward from the first cylinder (31); a second cylinder (32) which extends from the connection wall (33), surrounds the first cylinder (31), is located on the side opposite the first cylinder (31), and has a sloped surface (37) extending radially outward as the sloped surface (37) extends toward the connection wall (33); and a reinforcement member (26) having a piston (12) movable between the first cylinder (31) and the second cylinder (32), the reinforcement member (26) also having a first inner peripheral surface (41a) facing the sloped surface (37), the reinforcement member (26) further having a second inner peripheral surface (42a) which is located axially next to the first inner peripheral surface (41a), faces the sloped surface (37), and is located radially outside the first inner peripheral surface (41a), the reinforcement member (26) further having a stepped section (45) for connecting an end (41aa) of the first inner peripheral surface (41a) and an end (42aa) of the second inner peripheral surface (42a), the reinforcement member (26) surrounding the second cylinder (32) and in contact with the sloped surface (37).
Inventors:
NIWA HIDEMICHI (JP)
MATSUISHI TAKASHI (JP)
IITSUKA MITSURU (JP)
MATSUISHI TAKASHI (JP)
IITSUKA MITSURU (JP)
Application Number:
PCT/JP2017/039736
Publication Date:
May 24, 2018
Filing Date:
November 02, 2017
Export Citation:
Assignee:
AISIN SEIKI (JP)
International Classes:
F16D25/08; F16D23/14; F16D25/12
Domestic Patent References:
| WO2005090812A1 | 2005-09-29 |
Foreign References:
| JP2013100910A | 2013-05-23 | |||
| JP2002535579A | 2002-10-22 | |||
| JP2002372075A | 2002-12-26 | |||
| US4995492A | 1991-02-26 | |||
| JPS62196933U | 1987-12-15 |
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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