Title:
DRIVE GEAR AND DISK DEVICE WITH THE DRIVE GEAR
Document Type and Number:
WIPO Patent Application WO/2002/079674
Kind Code:
A1
Abstract:
A drive gear capable of being meshed smoothly with a mating gear and a disk device with the drive gear. A pinion gear (610) comprises a generally cylindrical body part (611) and a large number of teeth (612) provided on the outer peripheral surface of the body part (611) and having two opposed contact faces (613, 613) and serves as a drive gear. The pinion gear (610) is fixed, which is one of the method gears: the pinion gear and a large gear of a first gear (630) mating with the pinion gear (610). The large gear (631), or the other gear, is moved axially to mesh the gears with each other. Guide faces (614) to guide the teeth of the large gear (631) to the contact faces (613, 613) are provided at least at one end part of the teeth (612) of the pinion gear (610).
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Inventors:
NAKAMURA MITSUNORI (JP)
ARAI TOYOKAZU (JP)
MANABE SATORU (JP)
ARAI TOYOKAZU (JP)
MANABE SATORU (JP)
Application Number:
PCT/JP2002/003121
Publication Date:
October 10, 2002
Filing Date:
March 28, 2002
Export Citation:
Assignee:
MITSUMI ELECTRIC CO LTD (JP)
NAKAMURA MITSUNORI (JP)
ARAI TOYOKAZU (JP)
MANABE SATORU (JP)
NAKAMURA MITSUNORI (JP)
ARAI TOYOKAZU (JP)
MANABE SATORU (JP)
International Classes:
F16D11/10; F16H55/08; G11B17/056; G11B17/04; (IPC1-7): F16H55/08
Foreign References:
| JP2531172Y2 | 1997-04-02 | |||
| JPH07151209A | 1995-06-13 | |||
| JPS6029963U | 1985-02-28 | |||
| JP2000205145A | 2000-07-25 | |||
| JPH03175256A | 1991-07-30 | |||
| DE3721949A1 | 1988-01-14 |
Attorney, Agent or Firm:
Asahi, Kazuo (Nishi-shinbashi 1-chome Minato-ku, Tokyo, JP)
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