Title:
粉末金属の歯車を形成する装置及び方法
Document Type and Number:
Japanese Patent JP4409943
Kind Code:
B2
Abstract:
A compacted and sintered gear blank is supported for rotation about a first axis adjacent a tool supported for rotation about a second axis transverse to the first axis. The tool has a series of gear cutting teeth and an adjacent set of gear densifying portions. The gear cutting teeth of the tool are moved into engagement with the powder metal gear blank to cut gear teeth into the blank. The tool is then shifted to bring the densifying portions of the tool into engagement with the teeth and the surfaces of the teeth densified by the tool.
Inventors:
Wool Richard
Application Number:
JP2003530442A
Publication Date:
February 03, 2010
Filing Date:
September 11, 2002
Export Citation:
Assignee:
PGM Indiana Corporation
International Classes:
B22F5/08; B21H5/02; B22F3/24; B23F21/16
Domestic Patent References:
| JP2000326038A | ||||
| JP64004518U |
Attorney, Agent or Firm:
Sadao Kumakura
Disciple Maru Ken
Ino Sato
Mitsuru Matsushita
Ichiro Kurasawa
Disciple Maru Ken
Ino Sato
Mitsuru Matsushita
Ichiro Kurasawa