• 专利标题: Method of attaching hose coupling to hose
  • 申请号: US11500374
    申请日: 2006-08-08
  • 公开(公告)号: US20060277740A1
    公开(公告)日: 2006-12-14
  • 发明人: Koichi Watanabe
  • 申请人: Koichi Watanabe
  • 优先权: JPJP2002-80509 20020322
  • 主分类号: B21D39/03
  • IPC分类号: B21D39/03
Method of attaching hose coupling to hose
摘要:
A hose coupling according to the present invention for securing a hose has a cylindrical nipple and a cylindrical socket disposed radially outwardly thereof. A plurality of circumferentially extending annular hose gripping projections are provided on a radially inner surface of the socket in a predetermined interval along a longitudinal direction of the nipple. The hose comprises an elastic tube layer and a reinforcing layer disposed radially outwardly thereof, and is to be secured between the nipple and the socket by crimping the socket after the hose is inserted between the nipple and the socket. At least one hose gripping projection of the plurality of hose gripping projections protrudes radially inwardly of the socket greater than other hose gripping projections.
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