Patent ID: 7214072

Claim:
A pusher of an IC chip handler, comprising: a holder which is held at an end of a pusher main body to be driven by an IC handler; at least one spring post which is freely protruded outward from inside of the holder; a compression spring with one end is arranged under pressure to a spring receiving portion of the spring post; a spring push plate which arranges the compression spring to the spring receiving portion of the spring post under pressure; adjusting means for adjusting a compression force of the compression spring; and a device holding unit attached to an end of the spring post protruded outside of the holder, wherein the adjusting means includes an adjusting screw which adjusts a distance between the spring push plate and the holder, thereby adjusting a compression distance of the spring, a scale formed on the spring push plate, and a pointer provided on the screw for indicating a rotation position of the adjusting screw in relation to the scale.