Title:
皮膜及びピストンリング
Document Type and Number:
Japanese Patent JP7402790
Kind Code:
B2
Abstract:
This film comprises Cr, Ti, Si, and N, wherein the Ti is contained in an amount of 0 at% to 25 at% (exclusive of 0 at%), and the film has a NaCl-type crystal structure. This piston ring comprises: a substrate; and said film provided to cover at least a portion of the surface of the substrate.
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Inventors:
Keiji Honda
Liu Heng
Hiroki Saitoh
Yuji Shima
Liu Heng
Hiroki Saitoh
Yuji Shima
Application Number:
JP2020209284A
Publication Date:
December 21, 2023
Filing Date:
December 17, 2020
Export Citation:
Assignee:
Riken Co., Ltd.
International Classes:
F16J9/26; C23C14/06; F02F5/00
Domestic Patent References:
| JP5372760B2 | ||||
| JP2012097303A | ||||
| JP2006249527A | ||||
| JP11001763A | ||||
| JP2008014228A | ||||
| JP2002266697A | ||||
| JP2003166046A | ||||
| JP2019066024A | ||||
| JP2011025405A |
Foreign References:
| WO2014088096A1 |
Attorney, Agent or Firm:
Yoshiki Hasegawa
Yoshiki Kuroki
Youhei Suzuki
Yoshiki Kuroki
Youhei Suzuki