Patent ID: 7008575
Filing Date: 2006-03-07
Classification: B29C

Abstract:
1. In a mold apparatus for resin encapsulation, wherein a substrate board is clamped by both an upper mold disposed in the lower surface of an upper mold set and a lower mold disposed in the upper surface of a lower mold set, wherein a plunger provided in any one of said mold sets is extruded whereby solid resin for encapsulation is fluidified, and wherein an electronic component mounted on the surface of said substrate board is encapsulated with the resin, a mold for resin encapsulation, wherein any one of said molds is supported by plural pistons provided in parallel, wherein said pistons are inserted slidably within an oil hydraulic cylinder block provided in said mold set to be able to compensate for substrate boards having varying thicknesses, and wherein said plural pistons provided in parallel are linked by a synchronization bar.