F - Mech Eng,Light,Heat,Weapons – 16 – K
Patent
F - Mech Eng,Light,Heat,Weapons
16
K
F16K 47/00 (2006.01) B62D 5/06 (2006.01) F16F 9/348 (2006.01) F16F 9/516 (2006.01)
Patent
CA 2280421
A damper valve for a hydraulic power steering device where the damper valve is disposed at any portion of a hydraulic oil circuit connecting a changing-over valve in a gear box and a power cylinder, including a partition member for partitioning the interior of a valve casing into two chamber, and a shaft member extending through a central portion of the partition member, wherein a first valve mechanism allowing hydraulic oil to flow only in one direction is provided in the partition member, and a second valve mechanism allowing hydraulic oil to flow only in the other direction is provided in the shaft member. The first valve mechanism includes a plurality of communication holes formed in the partition member and a leaf spring for opening/closing the plurality of communication holes. The second valve mechanism includes ball type check valve. Flow of hydraulic oil in the other direction is an outward flow directed from the changing-over valve towards the power cylinder.
Aiko Satoshi
Hamano Satoshi
Macrae & Co.
Showa Corporation
LandOfFree
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