Title:
BILAYER SLIDE MEMBER AND VEHICLE RACK PINION TYPE STEERING DEVICE USING THE SAME
Document Type and Number:
Japanese Patent JP2021024186
Kind Code:
A
Abstract:
To provide a bilayer slide member comprising a coating layer which has an extremely small difference between static friction force and kinematic friction force, and a rack pinion type steering device capable of securing smooth steering feeling.SOLUTION: A bilayer slide member 1 comprises: a back metal 2 formed of a steel plate; a coating 4 being formed of a copper plating or a nickel plating formed on one surface 3 of the back metal 2; a porous metal sinter layer 5 which is integrally jointed to the surface 3 of the back metal 2 through the coating 4; and a coating layer 8 which fills pores 6 of the porous metal sinter layer 5 and coats a surface 7 of the porous metal sinter layer 5. The coating layer 8 comprises: 100 mass parts of PA(polyamide)11 or PA12 as a main component; 1-15 mass prats of TLCP as an additive; 1-15 mass parts of phosphate; and 0.1-10 mass parts of wax. The coating layer 8 includes the PA11 or PA 12 as a matrix, and in the matrix, TLCP, phosphate and wax are dispersed.SELECTED DRAWING: Figure 1
Inventors:
TAKAMURA SATOSHI
HASHIZUME TAKESHI
MAEDA TAKUYA
TAKEUCHI YUYA
HASHIZUME TAKESHI
MAEDA TAKUYA
TAKEUCHI YUYA
Application Number:
JP2019143396A
Publication Date:
February 22, 2021
Filing Date:
August 02, 2019
Export Citation:
Assignee:
OILES INDUSTRY CO LTD
International Classes:
B32B15/08; B32B15/088; B32B15/09; C08K3/32; C08K5/20; C08L67/03; C08L77/02; C08L77/12; C10M107/44; C10M125/24; C10M133/16; C10M145/38; C10M149/18; C10M159/06; F16C33/20
Attorney, Agent or Firm:
Creation International Patent Office