Patent ID: 6988867
Filing Date: 2006-01-24
Classification: B25J,H01L,Y10T

Abstract:
1. A transfer apparatus comprising a transfer arm which comprises: two rotating shafts arranged coaxially or in parallel; a pair of first arms, one end portions of which are fixed to said rotating shafts, respectively; a pair of second arms, one end portions of which are connected to the other end portions of said pair of first arms by means of pins, respectively; and a holding portion for holding an object to be processed, said holding portion being connected to each of the other end portions of said pair of second arms by means of pins, wherein said second arms cross each other, wherein a distance between one of the other end portions of the pair of second arms and the other of the other end portions of the pair of second arms is fixed on the holding portion, and wherein each arm of the pair of first arms is composed of a single link arm and each arm of the second pair of second arms is composed of a single link arm.