Arent Fox Kintner Plotkin & Kahn, PLLC
Sliding members and piston for internal combustion engine
A sliding surface of at least one of sliding members sliding with respect to each other in a sliding direction comprises a protrusion extending along a direction intersecting the sliding direction and fine dimples provided on a surface of the protrusion. In the sliding members, lubricating oil is accumulated in the dimples, and is easily extracted through a drain portion formed by dimple in a running-in operation.
Honda Giken Kogyo Kabushiki Kaisha
F F F F
F16J F01M F02F F16N
inventional additional inventional additional
Sakae Shigemi Masashi Hiroshi Hidemi Kazuhisa
Tsunashima Kobayashi Murata Yamada Ogihara Ishizuka