Patent ID: 6228203
Filing Date: 2001-05-08
Classification: B29C,B29L,B32B,G11B,Y10T

Abstract:
A disk bonding method for forming bonded disks by bonding disks together with adhesive, the bonding method comprising:a first adhesive supplying step of forming a first adhesive layer on a joint surface of a first disk by supplying the adhesive, the first adhesive layer being an annular adhesive layer;a second adhesive supplying step of forming a second adhesive layer on a joint surface of a second disk, the second adhesive layer being a dotted adhesive layer in a form of a plurality of dots arranged in a ring; andan overlapping step of overlapping the first and second disks by decreasing a spacing between the first and second disks in a confronting state in which the joint surfaces of the first and second disks confront each other, and bringing the first and second adhesive layers into contact with each other.