Patent ID: 6986417
Filing Date: 2006-01-17
Classification: B23P,B23Q,B62D,B65G

Abstract:
1. A transfer system comprising: a plurality of transfer lines, each transfer line forming a closed loop and having transfer-in stations and transfer-out stations for assembling parts to a work, while circulating the work along the transfer line; a work and part transfer passage for transferring the work and the parts; and sub-transfer-passages branching out from the work and part transfer passage; wherein the work and part transfer passage completely separates the plurality of transfer lines into first and second groups of transfer lines, wherein longitudinal ends of each transfer line faces a side of the work and part transfer passage; wherein the transfer-in stations and the transfer-out stations are disposed at each of the longitudinal ends of each of the transfer lines; and wherein the sub-transfer-passages completely separate the plurality of transfer lines into third and fourth groups of transfer lines, which are different from the first and second groups of transfer lines and wherein the sub-transfer-passages are disposed on longitudinally sides of the transfer lines.