Cooling arrangement for valve stem gates in hot runner injection

Details Cooling arrangement for valve stem gates in hot runner injection Cooling arrangement for valve stem gates in hot runner injection

1990-03-02

1991-12-10

Hoag, Willard E.

Plastic article or earthenware shaping or treating: apparatus

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

With means to heat or cool

137340, 164304, 2642972, 26432815, B29C 4574

Patent

active

050713400

ABSTRACT:
An injection molding machine and method in which a hot runner has heated nozzles and piston operated nozzles valves, the stems of the nozzle valves and the nozzle bushings have passages connected to the cylinders to carry cooling fluid to the cylinders to actuate the nozzle valves.

REFERENCES:
patent: 2828509 (1958-04-01), Schmucker
patent: 4125352 (1978-11-01), Gellert
patent: 4173448 (1979-11-01), Rees et al.
patent: 4268240 (1981-05-01), Rees et al.
patent: 4306852 (1981-12-01), Mateev et al.
patent: 4311185 (1982-01-01), Zimmerman
patent: 4438064 (1984-03-01), Tsutsumi
patent: 4588367 (1986-05-01), Schad
patent: 4657496 (1987-04-01), Ozeki et al.
patent: 4662837 (1987-05-01), Anderson
patent: 4687613 (1987-08-01), Tsutsumi
patent: 4705473 (1987-11-01), Schmidt
patent: 4747770 (1988-05-01), Schmidt
patent: 4755131 (1988-07-01), Schmidt
patent: 4894197 (1990-01-01), Tsutsumi
patent: 4917594 (1990-04-01), Gellert et al.
patent: 4938681 (1990-07-01), Gellert
Kona Bulletin 001, Kona Corporation, Kona Super Heat Conductors, p. 1.
Kona Bulletin 002, Kona Corporation, Heat Pipe Technology, .COPYRGT.1979 printed 4/81, pp. 1-4.
Huskey Injection Molding Systems Ltd., Hot Runner Systems, .COPYRGT.1985, Whole Book.
Injection Molding Handbook, D. V. Rosato, Heat Transfer by Heat Pipes, .COPYRGT.1986, p. 196.

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