Title:
HYDRAULIC CIRCUIT CONTROL DEVICE AND MOLDING MACHINE
Document Type and Number:
WIPO Patent Application WO/2023/243457
Kind Code:
A1
Abstract:
This hydraulic circuit control device comprises: a drive motor; a drive-side cylinder including a drive-side fluid chamber, and a drive-side piston moved by the drive motor; a driven-side cylinder including a driven-side fluid chamber, a fluid path that connects the driven-side fluid chamber and the drive-side fluid chamber, and a driven-side piston which is moved according to an increase/decrease in the amount of a working fluid inside the driven-side fluid chamber through the fluid path which is caused by the movement of the drive-side piston; and a fluid path volume adjustment mechanism which increases/decreases the volume of the fluid path according to an increase/decrease in the volume of the working fluid.
Inventors:
ITO SATORU (JP)
YOSHIDA TAKAFUMI (JP)
NAKANISHI KEN (JP)
SEKIYAMA TOKUZO (JP)
YOSHIDA TAKAFUMI (JP)
NAKANISHI KEN (JP)
SEKIYAMA TOKUZO (JP)
Application Number:
PCT/JP2023/020797
Publication Date:
December 21, 2023
Filing Date:
June 05, 2023
Export Citation:
Assignee:
AISIN CORP (JP)
OKAYAMA NISSO ELECTRIC CORP (JP)
OKAYAMA NISSO ELECTRIC CORP (JP)
International Classes:
F15B7/10; F16H25/22; F16H25/24
Foreign References:
| JPH11179600A | 1999-07-06 | |||
| JPH02264397A | 1990-10-29 | |||
| JPH08206900A | 1996-08-13 | |||
| US20120272708A1 | 2012-11-01 |
Attorney, Agent or Firm:
MIYAZONO, Hirokazu (JP)
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