Title:
EXHAUST SYSTEM STRUCTURE OF ENGINE
Document Type and Number:
Japanese Patent JP2019203453
Kind Code:
A
Abstract:
To achieve reduction of vibration of a machine body including an engine 1 and an exhaust muffler 3.SOLUTION: An engine 1 and an exhaust muffler 3 are disposed opposing each other in a direction of an output shaft of the engine 1. A low rigidity part 5, in which rigidity is partially low, is provided in the middle of an exhaust pipe 4 extending from the engine 1 and reaching the exhaust muffler 3 to inhibit transmission of vibration from the engine 1 to the exhaust muffler 3. The low rigidity part 5 is disposed on an extension line A of the output shaft of the engine 1 and extends in a direction that intersects with the output shaft.SELECTED DRAWING: Figure 1
Inventors:
TANAKA KAZUHIRO
TAKAMURE TAMOTSU
TANABE HIROKI
TAKAMURE TAMOTSU
TANABE HIROKI
Application Number:
JP2018099384A
Publication Date:
November 28, 2019
Filing Date:
May 24, 2018
Export Citation:
Assignee:
MAZDA MOTOR
International Classes:
F01N1/20; B60K13/04; F01N13/08; F02B53/04; F02B67/00; F02B77/00
Domestic Patent References:
| JP2005320907A | 2005-11-17 |
Attorney, Agent or Firm:
Maeda patent office