Title:
VALVE DRIVING DEVICE OF ENGINE
Document Type and Number:
Japanese Patent JPS63113108
Kind Code:
A
Abstract:
PURPOSE:To attempt reduction of the rotational resistance of a roller by holding a ceramic roller round a metallic shaft through a rotatable ceramic bush. CONSTITUTION:A metallic shaft 3 is caulked and fixed to the fork portion 2 of a metallic rocker arm 1. A ceramic roller 5 is held round said shaft 3 through a rotatable ceramic bush 4. Thereby, it is possible to reduce the weight of a roller so that the rotational resistance of the roller can be reduced.
Inventors:
SADO OSAMU
UESUGI TATSUYA
ODA HIROYUKI
UESUGI TATSUYA
ODA HIROYUKI
Application Number:
JP26008586A
Publication Date:
May 18, 1988
Filing Date:
October 30, 1986
Export Citation:
Assignee:
MAZDA MOTOR
International Classes:
F01L1/14; F01L1/18; (IPC1-7): F01L1/14; F01L1/18
Attorney, Agent or Firm:
Hiroshi Maeda (2 outside)