Double toggle mechanism

Details Double toggle mechanism Double toggle mechanism

1997-12-19

2000-04-25

Mackey, James P.

Plastic article or earthenware shaping or treating: apparatus

Female mold and charger to supply fluent stock under...

With means to close mold

100282, 100286, 4254516, B29C 4566

Patent

active

060537248

ABSTRACT:
Double toggle mechanism for moving the moveable die platen (2) of an injection moulding machine, with a first operating lever (7a) for extending and moving the first toggle mechanism (3a), and with a second operating lever (7b) for extending and bending the second toggle mechanism (3b). In accordance with the invention, it is provided that between the two toggle mechanisms (3a, 3b) there is arranged a gear mechanism with a rotatably mounted gearbox (8), with a drive shaft (11) driven by a motor (12), and with a driven out-put shaft (9) arranged coaxially to the drive shaft, in that the first operating lever (7a) is connected in an articulated manner to the gearbox (8) or a part attached thereto, and in that the second operating lever (7b) is connected in an articulated manner to a part (10) fixed rigidly onto the driven out-put shaft (9).

REFERENCES:
patent: 3044393 (1962-07-01), Kury
patent: 3719445 (1973-03-01), Sindelar
patent: 3890308 (1975-06-01), Collins
patent: 5330347 (1994-07-01), Ten Vaarwerk

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