Title:
LEAF SPRING AND VIBRATION GENERATING DEVICE USING THE LEAF SPRING
Document Type and Number:
WIPO Patent Application WO/2002/092244
Kind Code:
A1
Abstract:
A leaf spring (2), wherein an inner peripheral ring part (22), an outer peripheral ring part (23), and a plurality of arm parts (24) spirally extending from the inner peripheral ring part (22) to the outer peripheral ring part (23) are formed by providing, in a disk-like body (20), a plurality of elongated holes (25) spirally extending from the center part of the disk-like body (20) to the outer peripheral part thereof, and bent parts (26) bent apart from a plane including the disk-like body (20) and having such a cross section that a deflection in a surface orthogonal to the lateral direction of the arm parts (24) is easily allowed is formed on the arm parts (24) at one or a plurality of positions in the longitudinal direction thereof.
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Inventors:
IMAZU KAZUHISA (JP)
HARA KENJI (JP)
KOUDA YOSHITO (JP)
HARA KENJI (JP)
KOUDA YOSHITO (JP)
Application Number:
PCT/JP2002/004824
Publication Date:
November 21, 2002
Filing Date:
May 17, 2002
Export Citation:
Assignee:
SANYO ELECTRIC CO (JP)
SANYO ELECTRONIC COMPONENTS CO (JP)
SANYO SEIMITSU CO LTD (JP)
IMAZU KAZUHISA (JP)
HARA KENJI (JP)
KOUDA YOSHITO (JP)
SANYO ELECTRONIC COMPONENTS CO (JP)
SANYO SEIMITSU CO LTD (JP)
IMAZU KAZUHISA (JP)
HARA KENJI (JP)
KOUDA YOSHITO (JP)
International Classes:
F16F1/18; B06B1/04; B06B1/14; F16F1/32; H02K33/16; H02K33/18; H04R1/00; H04R1/02; H04R7/12; H04R9/06; (IPC1-7): B06B1/04
Foreign References:
| JPH117285A | 1999-01-12 |
Attorney, Agent or Firm:
Nishioka, Nobuyasu (1-13 Uchihonmachi 2-chome, Chuo-k, Osaka-shi Osaka, JP)
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