Title:
CYLINDER DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/075629
Kind Code:
A1
Abstract:
This cylinder device is provided with: a first piston (8) which is inserted in a first cylinder hole (4) in an axially movable manner, allows a piston rod (7) to be inserted therein in a sealed manner, and is affixed to the piston rod (7); a second piston (10, 37) which is inserted in a second cylinder hole (5) in an axially movable manner and which allows the piston rod (7) to be inserted therein; and a partition wall (13) which divides a cylinder hole (6) into the first cylinder hole (4) and the second cylinder hole (5) and which is axially movable.
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| JP2001193710 | LONG STROKE HYDRAULIC DRIVING DEVICE |
Inventors:
WADA RYUICHI (JP)
Application Number:
PCT/JP2019/039228
Publication Date:
April 16, 2020
Filing Date:
October 04, 2019
Export Citation:
Assignee:
KOSMEK LTD (JP)
International Classes:
F15B15/14
Foreign References:
| JP2007085492A | 2007-04-05 | |||
| JP2007268625A | 2007-10-18 | |||
| JP2016223473A | 2016-12-28 |
Other References:
See also references of EP 3816457A4
Attorney, Agent or Firm:
KAJI, SUHARA & ASSOCIATES (JP)
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