JPS6380180U - - Google Patents

Description

[Brief explanation of the drawing]

FIG. 1 is a partial vertical sectional view of an electronic pen that is an embodiment of this invention. Figures 2 to 5 show typical examples of electronic pens to which this invention can be applied, with Figure 2 being a perspective view thereof, Figure 3 being a sectional view thereof, Figure 4 being an exploded perspective view thereof, and Figure 5 being a representative example of an electronic pen to which this invention can be applied. FIG. 2 is a perspective view of a circuit board provided in the electronic pen in an assembled state. FIG. 6 is a partial longitudinal sectional view of a conventional electronic pen. 15...Marker, 15e...Proximal end of marker, 2
4...Switch, 24a...Switch contact piece, 33
...Spacer, 33a...dent.

Claims (1)

[Scope of utility model registration request] A writing marker is stored along with a switch operated by the marker, and when the marker is pressed onto a tablet board of an electronic blackboard to write, the switch is turned on and a signal to start writing is issued, and then the tablet is turned on. As the marker moves on the board, writing is performed using the marker, and the movement is read by the electronic blackboard, the coordinate position is always detected, and a detection signal corresponding to the coordinate position is sequentially generated, and the tablet board In an electronic pen for an electronic blackboard, which turns off the switch and issues a signal to finish writing when the switch is released from the top, a spacer is disposed between the marker and the switch to absorb a gap therebetween,
An electronic pen for an electronic blackboard, wherein the base end of the marker is inserted into a conical recess formed at the center of the spacer.