公开(公告)号：US20210324750A1

公开(公告)日：2021-10-21

申请号：US17358877

申请日：2021-06-25

Applicant: KAWASAKI JUKOGYO KABUSHIKI KAISHA

Inventor： Hirotaka KURASHIMA ,  Hirokazu MATSUDA ,  Ryoji TAMAI ,  Ryozo TANAKA

IPC: F01D5/32

Abstract: Provided is a rotor blade configured to be implanted in a disc of a rotating body, the rotor blade including a blade root, wherein in a cross-sectional shape of the blade root, the blade root includes at least one stage of protruding parts protruding toward opposite sides with respect to a direction containing a circumferential component, the protruding parts being configured to lock the blade root to the disc, each of the protruding parts has a contact surface configured to come into contact with the disc and inclined so as to extend toward a center part of the blade root from radially inside to radially outside, and each of the protruding parts has a non-contact surface configured not to come into contact with the disc and inclined so as to extend toward the center part of the blade root from the radially inside to the radially outside.

公开(公告)号：US20190264923A1

公开(公告)日：2019-08-29

申请号：US16407821

申请日：2019-05-09

Applicant: KAWASAKI JUKOGYO KABUSHIKI KAISHA

Inventor： Masayoshi KOBAYASHI ,  Takeo ODA ,  Takeo NISHIURA ,  Tomoko TSURU ,  Takaya HAMAMOTO ,  Takeshi TAKAGI ,  Osamu HISAMATSU ,  Hirotaka KURASHIMA

IPC: F23R3/60 ,  F23R3/00 ,  F23R3/10

Abstract: A combustor liner used for a gas turbine combustor and forming a combustion chamber includes: an outer side wall made of metal; a panel attached to an inner side of the outer side wall and made of a ceramic matrix composite material, the panel including a panel body facing the combustion chamber, and a connection piece rising from an exterior surface of the panel body at a side portion of the panel body and protruding in a lateral direction; and a connection unit configured to connect the panel to the outer side wall, the connection unit including an elastic member configured to bias at least one of the outer side wall and the connection piece, and a fixation member made of metal and configured to fix at least one of the connection piece and the elastic member to the outer side wall.