Underwater sliding member, method for manufacturing underwater sliding member, and hydraulic machine
AssigneeKabushiki Kaisha Toshiba
InventorsThan Trong LONG, Tadashi OGUMA, Yasumi KIZAKI
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Abstract
An underwater sliding member of the present embodiment is an underwater sliding member used under water, and has: a base material 11 made of a first metal material; an intermediate layer 12 of a porous structure joined to the base material 11 and made of a second metal material; a corrosion inhibiting layer 122 a part of which is melted and filled into a hole of the porous structure of the intermediate layer 12; and a sliding layer 13 formed on the corrosion inhibiting layer 122 and made of a resin material.
Claims12
An underwater sliding member used under water, comprising:
- a base material made of a first metal material;
- an intermediate layer of a porous structure joined to said base material and made of a second metal material;
- a corrosion inhibiting layer a part of which is melted and filled into a hole of the porous structure of said intermediate layer;
- and
- a sliding layer formed on said corrosion inhibiting layer and made of a resin material.
A method for manufacturing an underwater sliding member used under water, the method comprising:
- joining an intermediate layer of a porous structure made of a second metal material to a base material made of a first metal material;
- forming a corrosion inhibiting layer a part which is melted and filled into a hole of the porous structure of the intermediate layer;
- and
- forming a sliding layer made of a resin material on the corrosion inhibiting layer.
Dependencies are inferred from the claim text.