Patents Represented by Law Firm Aarmstrong, Westerman, Hattori, McLeland & Naughton
  • Patent number: 5864745
    Abstract: In order to enhance the seizure resistance of a swash plate, which is the sliding part of a swash-plate type compressor, copper alloy is flame-sprayed on the swash plate. Depending upon the necessity, the following control of structure/composition: (a) a mixed structure is provided such that atomized bronze powder, which is melted during flame spraying, and an unmelted atomized structure are mixed; (b) Pb is not contained or contained slightly in the melted structure: (c) Sn, P, Al, Ag, Si, Mn, Cr, Ni, Zn, Pb and/or Bi is added to the copper; (d) hard matters are added to copper alloy; and, (e) an intermediate layer of Ni or the like is formed between the flame-sprayed layer and the substrate, is carried out.
    Type: Grant
    Filed: November 16, 1995
    Date of Patent: January 26, 1999
    Assignees: Taiho Kogyo Co., Ltd., Kabushiki Kaisha Toyoda Jidoshokki Seisakusho
    Inventors: Kimio Kawagoe, Soo-Myung Hon, Kenji Takenaka, Manabu Sugiura, Eiji Tokunaga