Title:
SUPERCHARGER
Document Type and Number:
Japanese Patent JP2019178694
Kind Code:
A
Abstract:
To improve corrosion resistance.SOLUTION: A supercharger includes a slide bearing (bearing 30) having a body part 31 including at least bearing surfaces 34 and 35, and thrust bearing surfaces 41 and 42 composed of a metal material with total zinc equivalent of 40-55% containing Cu, first additional elements containing Mn, Si, and Al, a second additional element containing at least one element of Fe, Ni, Sn, Co, and Mg, and the balance being Zn and inevitable impurities, expressed by {(zinc equivalent of the first additional elements×content of the first additional elements+zinc equivalent of the second additional element×content of the second additional element+content of Zn)/(zinc equivalent of the first additional elements×content of the first additional elements+zinc equivalent of the second additional element×content of the second additional element+content of Zn+content of Cu)}×100.SELECTED DRAWING: Figure 2
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Inventors:
NISHII SHUNSUKE
Application Number:
JP2018066765A
Publication Date:
October 17, 2019
Filing Date:
March 30, 2018
Export Citation:
Assignee:
IHI CORP
International Classes:
F16C33/12; C22C9/04; F02B39/00; F16C17/02
Attorney, Agent or Firm:
Aomi patent office