Title:
FLUID PRESSURE CYLINDER
Document Type and Number:
WIPO Patent Application WO/2015/159444
Kind Code:
A1
Abstract:
This concept pertains to a fluid pressure cylinder (10) which has a head cover (14) and a rod cover (16) provided on both ends of a cylinder tube (12), wherein the head cover (14) and the rod cover (16) are formed by casting such as die-casting. A first connecting channel (34) which recesses in a groove shape in the outward radial direction is formed in the outer-circumferential surface of a first concave section (28) of the head cover (14). A ring-shaped first holder (32) is pressed into the first concave section (28), causing the formation of a cross-sectionally rectangular first connecting channel (34), the opening region of which is sealed. In addition, the first connecting channel (34) connects a cylinder chamber (20) of the cylinder tube (12) and a first cushion chamber (30) of the head cover (14).
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Inventors:
MONDEN KENGO (JP)
Application Number:
PCT/JP2014/066797
Publication Date:
October 22, 2015
Filing Date:
June 25, 2014
Export Citation:
Assignee:
SMC CORP (JP)
International Classes:
F15B15/22
Foreign References:
| JPS4813692U | 1973-02-15 | |||
| JP2002266813A | 2002-09-18 | |||
| JP2010266054A | 2010-11-25 | |||
| JPS5437795U | 1979-03-12 | |||
| JPH0478310U | 1992-07-08 | |||
| JPH11294414A | 1999-10-26 | |||
| JPH11230117A | 1999-08-27 |
Attorney, Agent or Firm:
CHIBA Yoshihiro et al. (JP)
Takehiro Chiba (JP)
Takehiro Chiba (JP)
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