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US 7,927,653 B2Granted
Metal mold repair method and metal mold repair paste agent
AssigneeHonda Motor Co., Ltd.
InventorsMichiharu Hasegawa, Noriyuki Miyazaki, Masafumi Nakamura, Naoji Yamamoto, Kazuo Ueda
Life of this patent
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Abstract
Providing a metal mold repair method and a metal mold repair paste agent which are capable of repairing cracks with simple work. A repair paste agent containing components that become an alloy is directly applied to a surface of a metal mold having a crack so as to cover the crack part, subsequently a surface of the repair paste agent is coated with an oxidation inhibitor and the repair paste agent is made to penetrate the inside of the crack by heating and becomes an alloy, thereby filling up the crack.
Claims11
A metal mold repair method comprising:
- depositing a metal mold repair paste agent containing components on a surface of a metal mold so as to cover a crack occurring in the metal mold, said components to become an alloy;
- coating a surface of the metal mold repair paste agent with an oxidation inhibitor;
- and subsequently, heating and thereby melting the metal mold repair paste agent to penetrate the inside of the crack and become an alloy.
Dependencies are inferred from the claim text.