CPC G01D 5/2066 (2013.01) [G01L 1/144 (2013.01); G06F 3/03545 (2013.01)] | 16 Claims |
1. A position indicator of an electromagnetic induction type comprising:
a position indicator cartridge housed in a hollow portion of a first housing, wherein the position indicator cartridge includes a first resonant circuit including a first coil wound around a magnetic core arranged on one end of the position indicator cartridge in an axial direction of the position indicator cartridge and a first capacitor,
a second coil that is independent of the position indicator cartridge provided outside of the position indicator cartridge, at a position where the second coil, in operation, is magnetically coupled to the first coil of the position indicator cartridge, and
a switch turned on and off by an operation portion provided outside of the position indicator cartridge, wherein the operation portion, in operation, receives an operation made by a user, and wherein a closed circuit including the second coil is formed when the switch is turned on.
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