US 12,314,490 B2
Electronic pen
Takenori Kaneda, Saitama (JP); Hock Meng Wan, Saitama (JP); and Kohei Tanaka, Saitama (JP)
Assigned to Wacom Co., Ltd., Saitama (JP)
Filed by Wacom Co., Ltd., Saitama (JP)
Filed on Jun. 11, 2024, as Appl. No. 18/740,351.
Application 18/740,351 is a continuation of application No. PCT/JP2022/046017, filed on Dec. 14, 2022.
Claims priority of application No. 2022-002001 (JP), filed on Jan. 11, 2022.
Prior Publication US 2024/0329759 A1, Oct. 3, 2024
Int. Cl. G06F 3/0354 (2013.01); G06F 3/038 (2013.01)
CPC G06F 3/03545 (2013.01) [G06F 3/038 (2013.01)] 18 Claims
OG exemplary drawing
 
1. An electronic pen comprising:
a first casing that is tubular and has an opening on a pen tip side of the first casing; and
a second casing that is tubular and configured to be rotatably coupled to the first casing with an axial direction of the first casing as a center to receive an instruction of a user, on a side of the first casing opposite to the pen tip side of the first casing in the axial direction;
the first casing including a first circuit board provided with a first circuit including a circuit that, in operation, performs signal interaction with a position detecting sensor,
the second casing including a second circuit board provided with a second circuit connected to the first circuit, and
the first circuit board and the second circuit board being electrically connected to each other by a flexible cable disposed in a state of having a surplus portion that is extendable or contractable in the axial direction of the first casing and is twistable in a rotational direction about the axial direction of the first casing.