Patent ID: 6837699

Claim:
An apparatus for clamping used in molding applications, comprising: an actuator arm; a rotary linkage connected to said actuator arm; a first linkage connector connected to said rotary linkage; a second linkage connector connected to said rotary linkage; a first linkage arm; a second linkage arm; said first linkage arm is connected to said first linkage connector; said second linkage arm is connected to said second linkage connector; a first connector; a second connector; said first linkage arm is connected to said first connector; said second linkage arm is connected to said second connector; a first mounting connector which is connected to said first connector; a second mounting connector which is connected to said second connector; a first housing having said first mounting connector contained therein; a second housing having said second mounting connector contained therein; said first connector is connected to said first mounting connector contained within said first housing; said second connector is connected to said second mounting connector within said second housing; a first platen which is connected to said first housing; a second platen which is connected to said second housing; a first Bellville disc providing a biasing force relative to said first housing and said first mounting connector; a second Bellville disc providing a biasing force relative said second housing and said second mounting connector; tie bars; said first platen and said second platen slide along said tie bars; a mounting plate; a stop block mounted to said mounting plate and said stop block cooperates with said first linkage connector to limit the movement of said first linkage connector; and said rotary linkage, said first linkage arm and said second linkage arm are mounted on said mounting plate.