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Patent Searching and Data


Title:
ROTARY GENERATOR AND ITS MANUFACTURING METHOD
Document Type and Number:
Japanese Patent JP2008092756
Kind Code:
A
Abstract:

To provide a structure in which a power generation device is rocked, vibrated or rotated, continuous high power generation output is obtained only by rotating an inner permanent magnet in a ring-like passage, a device of long life is realized with low cost, maintenance is not required outdoors and self-power generation is performed for long time only by rotating wheels especially when it is attached to a spoke of the wheel of a bicycle and to provide a manufacturing method of the structure.

A hollow cylinder 101 in which a metal wire 102 is wound to an outer periphery in a coil shape and which has a curvature is arranged, and a housing having the hollow ring-like passage is constituted. The permanent magnet 104 is enclosed in the ring-like passage in a state where it can be rotated. When a plurality of the permanent magnets are enclosed, they repel each other. The housing is constituted and a whole is coated with resin, rubber and glass and an integrated structure is obtained.


Inventors:
TANAKA HIROYOSHI
Application Number:
JP2006273876A
Publication Date:
April 17, 2008
Filing Date:
October 05, 2006
Export Citation:
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Assignee:
TANAKA HIROYOSHI
International Classes:
H02K35/02
Domestic Patent References:
JP2005340927A2005-12-08
JPH03103386U1991-10-28
JP2001258234A2001-09-21
JPH05333165A1993-12-17
JP2003235224A2003-08-22
Foreign References:
FR2407599A11979-05-25
US6798090B22004-09-28