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Title:
POWER SUPPLY DEVICE AND SYSTEM WITH THE DEVICE
Document Type and Number:
WIPO Patent Application WO/2002/033811
Kind Code:
A1
Abstract:
A power supply device, comprising a pneumatic actuator part (11) having a cylinder (13) and a piston (14) and a power generation part (12) generating a power by converting the linear reciprocating motion of the piston (14) to the relative motion of a coil (38) to a magnetic circuit (44), wherein the coil (38) is installed at the tip of the piston (14) through a bobbin (41) and the magnetic circuit (44) is formed of a yoke (37), a pole piece (39), and a magnet (40), whereby the piston (14) performs the linear reciprocating motion with the supply of compressed air.

Inventors:
Hara, Yasuhiko c/o YAMATAKE CORPORATION 12-19 (Shibuya 2-chome Shibuya-ku, Tokyo, 150-8316, JP)
Application Number:
PCT/JP2001/008979
Publication Date:
April 25, 2002
Filing Date:
October 12, 2001
Export Citation:
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Assignee:
YAMATAKE CORPORATION (12-19, Shibuya 2-chome Shibuya-ku, Tokyo, 150-8316, JP)
Hara, Yasuhiko c/o YAMATAKE CORPORATION 12-19 (Shibuya 2-chome Shibuya-ku, Tokyo, 150-8316, JP)
International Classes:
F15B15/14; H02K7/08; H02K7/18; H02K35/02; H02K35/04; (IPC1-7): H02K35/04; H02K35/02
Domestic Patent References:
WO1986000182A1
Foreign References:
JPH05176501A
Attorney, Agent or Firm:
Yamakawa, Masaki c/o Yamakawa International Patent 0ffice 8th Floor (Shuwa-Tameike Building 4-2 Nagatacho 2-chome Chiyoda-ku, Tokyo, 100-0014, JP)
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