Title:
GEAR ROTOR FOR GEAR PUMP, AND GEAR PUMP
Document Type and Number:
Japanese Patent JP2005248756
Kind Code:
A
Abstract:
To prevent a problem of increase in machining cost or difficulty in assembly while surely preventing a crack in an inner circumferential face of a hole constituting a cooling medium passage, in a gear rotor of a gear pump.
A sleeve 31 is inserted in a hole 30 extending from one end side of a rotation shaft part 20 to the other rotation shaft part 20 through the inside of a gear part 12, and filler 50 is filled in a circumferential clearance formed of an inner circumferential face of the hole 30 and an outer circumferential face of the sleeve 31.
Inventors:
GENNAI TATSUO
IRITANI KAZUO
NAGAMI NOBUKI
OKADA KAZUTO
MINAMI KAYOKO
IRITANI KAZUO
NAGAMI NOBUKI
OKADA KAZUTO
MINAMI KAYOKO
Application Number:
JP2004057864A
Publication Date:
September 15, 2005
Filing Date:
March 02, 2004
Export Citation:
Assignee:
KOBE STEEL LTD
International Classes:
F04C2/12; F04C13/00; F04C15/00; (IPC1-7): F04C2/12; F04C13/00; F04C15/00
Attorney, Agent or Firm:
Toshio Yasuda
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