Construction Machine
Number of patents in Portfolio can not be more than 2000
United States of America
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N/A
Issued Date -
Jan 16, 2025
app pub date -
Mar 21, 2023
filing date -
Mar 21, 2023
priority date (Note) -
Published
status (Latency Note)
Importance
Abstract
A manifold (33) of a closed-circuit control valve device (32) disposed rearward of a left revolving hydraulic motor (8) includes a valve attachment area (33E) provided at a central portion of the manifold (33) in the right-and-left direction and including a control valve (34) mounted therein and a pipe attachment area (33F) provided outward of the valve attachment area (33E) in the right-and-left direction and including a closed-circuit actuator side pipe (47) mounted therein. A manifold (42) of an open-circuit control valve device (41) disposed rearward of a right revolving hydraulic motor (9) includes a valve attachment area (42E) provided at a central portion of the manifold (42) in the right-and-left direction and mounted a control valve (43) and a pipe attachment area (42F) provided outward of the valve attachment area (42E) in the right-and-left direction and mounted an open-circuit actuator side pipe (48).
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