Patent ID: 8057151
Filing Date: 2011-11-15
Classification: H01L,Y10S

Abstract:
1. A FOUP door positioning device of a FOUP opener comprises; a plurality of positioning pins attached to an outer surface of a port door of the FOUP opener at a plurality of positions; a plurality of respective pin bores formed in an outer surface of a FOUP door at a plurality of positions, which pin bores respectively receive the plurality of positioning pins, whereby the FOUP door and the port door are aligned with each other at a preset position and the FOUP door is held by the port door and aligned in the preset position; a plurality of suction pads attached to the outer surface of the port door at a plurality of positions to vacuum-chuck the FOUP door; a plurality of positioning-adjusting mounting members which attach the positioning pins to the outer surface of the port door each of the positioning pins being biased by a positioning-adjusting mounting member toward a position perpendicular to the port door and being tiltable within the positioning-adjusting mounting member in any direction 360 degrees therearound, each of the positioning-adjusting mounting members including a disk-shaped base portion which is formed of an elastic material and has a pin insertion hole formed in a central region thereof in the form of a through-hole, a straight portion of the positioning pin being inserted through the pin insertion hole, the straight portion being located between a distal end portion and a proximal end portion of the positioning pin; and wherein, the base portion of the positioning-adjusting mounting member surrounds and supports a part of the straight portion of the positioning pin, located near the proximal end portion of the positioning pin.