| 摘要 |
PROBLEM TO BE SOLVED: To achieve production facilities having high productivity and stable and high quality for the production facilities of a magnetic circuit for speakers that are used for various sound equipment, and have at least two magnets. SOLUTION: The production facilities of the magnetic circuit for speakers are automated, arrange a first production block 101 for producing a first magnetic circuit and a second production block 102 for producing a second magnetic circuit symmetrically, and have a third block 103 for connecting the first magnetic circuit to the second one further. COPYRIGHT: (C)2007,JPO&INPIT
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