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1. (WO2018146954) SEAL CHAIN

Pub. No.:    WO/2018/146954    International Application No.:    PCT/JP2017/045794
Publication Date: Fri Aug 17 01:59:59 CEST 2018 International Filing Date: Thu Dec 21 00:59:59 CET 2017
IPC: F16G 13/06
F16G 13/02
Applicants: TSUBAKIMOTO CHAIN CO.
株式会社椿本チエイン
Inventors: YASU, Takuya
野洲 拓也
NISHIZAWA, Yusuke
西澤 由祐
Title: SEAL CHAIN
Abstract:
This seal chain (11) is provided with: a pair of inside link plates (12); a bushing (17); a pin (20) inserted into the bushing (17); a roller (18) in which the bushing (17) is inserted; a pair of outside link plates (14); recess parts (50); and seal parts (19). The bushing (17) is bonded, at both end sections thereof, to each of the pair of inside link plates (12). The roller (18) is supported by the bushing (17). The pair of outside link plates (14) are disposed from the outside with the pair of inside link plates (12) interposed therebetween, and both end sections of the pin (20) are respectively bonded to the outside link plates (14). The recess parts (50) are formed in inner peripheral surfaces (12a) of the inside link plates (12) so as to surround the bushing (17). The seal parts (19) are disposed between bottom surfaces (50a) of the recess parts (50) and end surfaces (18a) of the roller (18) so as to be accommodated in the recess parts (50), and seal a lubricant (G1) disposed between the bushing (17) and the roller (18).