Patent ID: 7119297

Claim:
A push button comprising: a button body comprising: a cylinder having opposite ends and an outer peripheral shape; a presser disposed at one of the opposite ends of the cylinder and forming a pressing surface; and a rim protruding beyond the outer peripheral shape of the cylinder and having a rear surface opposite the pressing surface; a panel body comprising: a cylinder-shaped holder holding the button body therein so as to enable the button body to reciprocate in an axial direction of the cylinder, the cylinder-shaped holder having an opening; a main body demarcating the opening of the cylinder-shaped holder; and a flange protruding radially inward and having a leading end to be brought into contact with the rear surface of the rim; and a circuit substrate equipped with a switch, the circuit substrate disposed apart from a rear surface of the panel body by a minor distance; and urging means disposed in the switch and urging the button body in a direction separating the button body from the circuit substrate, wherein one of the button body and the panel body further includes a tapered surface at a position where the cylinder and the cylinder-shaped holder face each other, the tapered surface being inclined with respect to an axial direction of the one of the button body and the panel body.