Patent Number: 8,815,062

Title: Plating pretreatment apparatus and method for multi-cylinder block

Abstract: A plating pretreatment apparatus for a multi-cylinder block includes a plurality of cylinders that performs a plating pretreatment of a cylinder inner wall surface of each of the cylinders using an electrode disposed so as to oppose to the cylinder inner wall surface by sealing one end of the cylinder inner wall surface and introducing a treatment liquid to the cylinder inner wall surface. In such plating pretreatment apparatus, at least one of a power supply device that supplies electricity to the cylinder block and the electrode and a liquid feed pump that feeds the treatment liquid into a gap between the cylinder inner wall surface and the electrode is provided for each of the cylinders.

Inventors: Asou; Tomohiro (Shizuoka-Ken, JP), Kunioka; Seiya (Hamamatsu, JP), Muramatsu; Hitoshi (Hamamatsu, JP), Suzuki; Nobuyuki (Toyohashi, JP), Suda; Naoyuki (Hamamatsu, JP), Ishibashi; Akira (Hamamatsu, JP), Imai; Minoru (Iwata, JP), Suzuki; Manabu (Hamamatsu, JP), Ogawa; Masahiro (Hamamatsu, JP)

Assignee: Suzuki Motor Corporation

International Classification: C25D 17/00 (20060101)

Expiration Date: 8/26/12018