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Patent Searching and Data


Title:
WEAR-RESISTANT PART AND MANUFACTURING METHOD FOR SAME
Document Type and Number:
WIPO Patent Application WO/2017/199922
Kind Code:
A1
Abstract:
A tooth (20) that is a wear-resistant part comprises a core (30), and a main portion (25) that is disposed so as to enclose the core (30) and that is made from a first metal. The core (30) comprises a matrix (31) made of a second metal, first hard particles (32) that are dispersed in the matrix (31), and a hard structure (33) that extends from the first hard particle (32) in a direction along the metal flow line (25F) of the main portion (25) and that is harder than the matrix (31).

Inventors:
OHISHI, Masayuki (2-3-6 Akasaka, Minato-k, Tokyo 14, 〒1078414, JP)
AMANO, Masaharu (1-3 Shimotago Himi-sh, Toyama 01, 〒9358501, JP)
TANAKA, Yoshikiyo (2-3-6 Akasaka, Minato-k, Tokyo 14, 〒1078414, JP)
Application Number:
JP2017/018244
Publication Date:
November 23, 2017
Filing Date:
May 15, 2017
Export Citation:
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Assignee:
KOMATSU LTD. (2-3-6, Akasaka Minato-k, Tokyo 14, 〒1078414, JP)
International Classes:
E02F9/28; B22F7/00; B22F7/08; B25D17/02; C22C38/00; C22C38/12
Attorney, Agent or Firm:
KITANO, Shuhei (K&T IP LAW FIRM, Kitahama 1-Chome Heiwa Bldg. 9F 1-14, Kitahama 1-chome, Chuo-k, Osaka-shi Osaka 41, 〒5410041, JP)
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