Patent ID: 9453596
Filing Date: 2016-09-27
CPC Classification: C23C,F16L,F28F

Claim Text:
1. A member with a flow passage provided thereinside, comprising: a base member made of metal or alloy; a plate-like member made of metal or alloy in a plate-like shape, including: two flat plate portions that are positioned at both widthwise ends and have main surfaces passing over one and the same plane; and a convex portion that is provided between the two flat plate portions and has a cross section shaped in a thickness direction so as to protrude with respect to the flat plate portions, and forming the flow passage; and a metal deposit layer that is formed by, while main surfaces of the flat plate portions opposite to a top of the convex portion are facing the base member, accelerating powder of metal or alloy together with a gas, and spraying and depositing the powder in a solid-phase state on a surface of the plate-like member at the top side of the convex portion and a surface of the base member, wherein end portions of the plate-like member are wider with increasing proximity to the base member.