-Fixed spacer (urethane 40 t) in the area of base plates and set the rubber type (20 t), projections (sprues) positioned in a nail driving oblique eyes, fixed to the bedplate.
Spacer (urethane 40t) and the installed base plate to the peripheral portion, after positioning is set rubber-type (20t) protruding portion (sprue), nail in implantation in oblique eyes, is fixed to the base plate.
In the peripheral portion of the spacer (urethane 40) attached to the base plate, a rubber type (20) is set to a projecting portion (gate) is positioned on the driving in the nails, fixed to the base plate.