发明名称 Velocity sensor
摘要 In a velocity sensor having a coil and a stick-shaped magnet inserted into the coil and magnetized such that opposite magnetic poles are provided at opposite longitudinal ends thereof, the coil and the magnet being movable relatively, the coil is wound more at the ends than at the center thereof.
申请公布号 US5241425(A) 申请公布日期 1993.08.31
申请号 US19920910742 申请日期 1992.07.08
申请人 SONY CORPORATION 发明人 SAKAMOTO, SATOSHI;INOUE, NORIKATSU
分类号 G01P3/52;G02B7/04 主分类号 G01P3/52
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