Title:
車両の排気バルブ装置
Document Type and Number:
Japanese Patent JP7393239
Kind Code:
B2
Abstract:
Provided is an exhaust valve device 1 for a vehicle in which a valve element 7 is supported in an exhaust passage 4 by a rotating shaft 5 axially supported by a valve body 3, a flexible joint member 16 is secured to an output shaft 13a of a motor unit 13 attached to the valve body 3, and a lower end of the flexible joint member 16 and an upper end of the rotating shaft 5 are coupled via a rigid joint member 15, in which the rigid joint member 15 includes: a sealing element 18 having a sealing surface 18a and arm portions 18c, the sealing surface 18a being coupled to one end of the rotating shaft 5 and sealing an axially supported portion of one end of the rotating shaft to prevent exhaust gas from leaking, the arm portions 18c being formed in a periphery of the sealing surface 18a; and a transmission element 19 having a spring groove 19a and engagement grooves 19b, the spring groove 19a being coupled to the end of the flexible joint member 16, the engagement grooves 19b being engaged with the arm portions 18c of the sealing element 18 to restrict relative rotation.
More Like This:
Inventors:
Toshimasa Ishii
Makoto Furuyama
Daisuke Takayama
Naoki Tanaka
Makoto Furuyama
Daisuke Takayama
Naoki Tanaka
Application Number:
JP2020023456A
Publication Date:
December 06, 2023
Filing Date:
February 14, 2020
Export Citation:
Assignee:
Mikuni Corporation
International Classes:
F02D9/10; F01N13/08; F01N13/18; F16K31/44
Domestic Patent References:
JP2019120252A | ||||
JP2017180837A |
Foreign References:
US20170268433 | ||||
US20170254433 | ||||
DE102014017523A1 |
Attorney, Agent or Firm:
Patent Attorney Corporation Aihara International Intellectual Property Office
Previous Patent: Method for producing inorganic oxide particles
Next Patent: Rock evaluation method using drilling energy
Next Patent: Rock evaluation method using drilling energy