Title:
弁装置、弁装置の製造方法、および弁装置の修理方法
Document Type and Number:
Japanese Patent JP5755555
Kind Code:
B2
Abstract:
According to an embodiment, a valve apparatus (1) includes a movable member (9 or 5) operating in conjunction with opening and closing of a valve, and a stationary member (10, 4, or 8) in sliding or abutting contact with the movable member (9 or 5). The valve apparatus (1) includes a cladding portion (11 or 211) that is integrally formed on a sliding-contact surface or an abutting contact surface of at least one of the movable member (9 or 5) or the stationary member (10, 4, or 8). The cladding portion (11 or 21) is formed by inducing a pulsed discharge between an electrode (102), which is formed of a molded body consisting mainly of a metal, and a treatment target portion of the movable member (9 or 5) or the stationary member (10, 4, or 8), so as to weld and deposit a material of the electrode (102) on a surface of the treatment target portion.
Inventors:
Shindo Kura
Application Number:
JP2011268737A
Publication Date:
July 29, 2015
Filing Date:
December 08, 2011
Export Citation:
Assignee:
Toshiba Corporation
International Classes:
F16K1/32; C23C26/00; F16K1/36; F16K25/04
Domestic Patent References:
| JP4220186B2 | ||||
| JP2034278B2 |
Foreign References:
| WO2004113748A1 | ||||
| WO2008120648A1 |
Attorney, Agent or Firm:
Kurata Masatoshi
Takakura Shigeo
Makoto Nakamura
Yoshihiro Fukuhara
Takashi Mine
Nobuhisa Nogawa
Naoki Kono
Katsu Sunagawa
Morisezo Iseki
Tatsushi Sato
Takashi Okada
Mihoko Horiuchi
Takakura Shigeo
Makoto Nakamura
Yoshihiro Fukuhara
Takashi Mine
Nobuhisa Nogawa
Naoki Kono
Katsu Sunagawa
Morisezo Iseki
Tatsushi Sato
Takashi Okada
Mihoko Horiuchi