Plastic article or earthenware shaping or treating: apparatus – Control means responsive to or actuated by means sensing or... – Temperature control
Patent
1992-12-10
1994-06-14
Heitbrink, Tim
Plastic article or earthenware shaping or treating: apparatus
Control means responsive to or actuated by means sensing or...
Temperature control
264 406, 26432815, 425549, 425570, 425572, B29C 4520, B29C 4578
Patent
active
053205138
ABSTRACT:
An injection molding station includes a mold manifold plate housing a plurality of injection molding nozzles and housing heaters for the plurality of injection molding nozzles; at least one printed circuit board associated with the mold manifold plate; and a power source; wherein the at least one printed circuit board electrically connects the power source with the heaters. Each printed circuit board has at least one power layer printed with a plurality of power supply tracks, the power supply tracks being connected at a first end to the power source and at a second end to a respective heater. Each nozzle may also have a respective temperature sensing device, the printed circuit board having at least one sensor layer printed with sensor tracks, the sensor tracks being connected at a first end to a respective temperature sensing device, and at a second end to a controlling device.
REFERENCES:
patent: 4150281 (1979-04-01), Hinz
patent: 4533787 (1985-08-01), Anderegg et al.
patent: 5030084 (1991-07-01), Gellert et al.
Heitbrink Tim
Husky Injection Molding Systems Ltd.
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