US Patent No. 9,314,950

FIXED PLATEN OF INJECTION MOLDING MACHINE


Patent No. 9,314,950
Issue Date April 19, 2016
Title Fixed Platen Of Injection Molding Machine
Inventorship Masatoshi Senga, Yamanashi (JP)
Assignee FANUC CORPORATION, Yamanashi (JP)

Claim of US Patent No. 9,314,950

1. A fixed platen for an injection molding machine, the fixed platen comprising:
a mold mounting portion;
a tie bar support portion that is disposed to be spaced apart from the mold mounting portion and has a tie bar insertion portion
configured to fix a tie bar; and

a load transmitting portion that connects the mold mounting portion with the tie bar support portion,
wherein
the mold mounting portion has a mold mounting surface configured to mount a mold thereon, the mold mounting surface is on
a side opposite the load transmitting portion,

the load transmitting portion includes:
a cross-shaped connecting portion that has a central portion and a plurality of connecting members each of which extends from
the central portion to a vicinity of an outer circumferential portion of the mold mounting portion, and

an extension connecting portion that extends along the outer circumferential portion of the mold mounting portion from a location
where a corresponding connecting member among the plurality of connecting members of the cross-shaped connecting portion extends
to the vicinity of the outer circumferential portion of the mold mounting portion, and

an end portion of the extension connecting portion is spaced apart from the tie bar insertion portion.