Patent ID: 8044625

Claim:
A wiper apparatus comprising: a wiper switch that outputs an operation selection signal according to selections made upon the presence of operation of a wiper and set period of time for operation intervals; an operation state detection device that detects an operation state of said wiper and outputs a wiper operating signal; a control device provided with an output section that outputs a wiper driving signal for driving said wiper based on said operation selection signal and said wiper operating signal, and an input section that inputs said wiper operating signal; a wiper motor that drives said wiper according to said wiper driving signal; and a power supply that supplies electric power to said wiper motor, wherein: said wiper motor and said control device are connected by a single signal line; said operation state detection device and said input section are connected to said signal line; and said control device prohibits input operations in the input section when the wiper driving signal is output from the output section and permits input of said wiper operating signal from said signal line when a predetermined period of time has elapsed from a point in time when an output of said wiper driving signal from said output section has stopped.