Patent ID: 8807105
Filing Date: 2014-08-19
Classification: F01L

Abstract:
1. A cam follower that is configured to move relatively to a cam through a liquid lubricant comprising: a contact surface that is formed on the cam follower being in contact with the cam; and a groove of lattice pattern that is formed uniformly on the contact surface, wherein depth of the groove of lattice pattern is 0.01 to 0.03 mm, and width of the groove of the grove of lattice pattern is 0.005 to 0.25 mm, and a gap between the groove of the groove of lattice pattern is 0.5 to 2.0 mm, wherein the cam follower is used such that limit load per cam width is 20.8 to 24.6 kgf/mm or less under an operating condition in which viscosity of the liquid lubricant is 0.02 Pa·s or less.