Invention Grant
- Patent Title: Friction apparatus
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Application No.: US15580354Application Date: 2016-05-19
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Publication No.: US10662588B2Publication Date: 2020-05-26
- Inventor: Yong Hyeon Cho , Jin Yu Choi , Yun Suk Kang , Joo Uk Kim
- Applicant: KOREA RAILROAD RESEARCH INSTITUTE
- Applicant Address: KR
- Assignee: KOREA RAILROAD RESEARCH INSTITUTE
- Current Assignee: KOREA RAILROAD RESEARCH INSTITUTE
- Current Assignee Address: KR
- Agency: Schmeiser, Olsen & Watts, LLP
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@176d39c5
- International Application: PCT/KR2016/005311 WO 20160519
- International Announcement: WO2016/200073 WO 20161215
- Main IPC: E01B5/08
- IPC: E01B5/08 ; B61C15/08 ; B61H11/00 ; E01B5/02 ; B60B17/00 ; B60B21/08 ; C21D10/00 ; C21D9/34 ; C21D9/04 ; B60B19/00 ; C21D1/09 ; C21D1/10
Abstract:
A friction apparatus is provided. The friction apparatus includes: a first member having a first surface; and a second member having a second surface that contacts the first surface, and moving while in contact with the first member, wherein at least one of the first surface and the second surface is hardened.
Public/Granted literature
- US20180148897A1 FRICTION APPARATUS Public/Granted day:2018-05-31
Information query
