Patent ID: 6161586
Filing Date: 2000-12-19
Classification: F15B,Y10T

Abstract:
A tournament oil path constituting apparatus in which while a laminated block is constituted by laminating a plurality of oil path plates, pluralities of shuttle valve holes and connection grooves made continuous to the shuttle valve holes are formed at overlap faces of the oil path plates, shuttle valves are integrated to the shuttle valve holes, introductory oil paths communicating with the shuttle valve holes are formed at both of the oil path plates formed with the shuttle valve holes and the oil path plates having match faces on sides of the shuttle valve holes and a high pressure oil is selected by the shuttle valves from pressure oils conducted to the both introductory oil paths and conducted to the connection grooves, the tournament oil path constituting apparatus comprising:a plurality of main paths penetrating the plurality of laminated oil path plates and not intersecting with each other; andbranch grooves branched from the main paths;wherein the branch grooves are communicated with the introductory oil paths.