Plastic mold negative pressure cooling system

Details Plastic mold negative pressure cooling system Plastic mold negative pressure cooling system

1979-10-01

1981-09-08

Davis, Albert W.

Heat exchange

With leakage collector

165DIG24, 16510432, 55193, 55189, 249 79, 264219, F28D 1500, B29F 108

Patent

active

042879418

ABSTRACT:
A negative pressure cooling system for cooling passageways in plastic molds includes a closed reservoir that is maintained under a high vacuum by a vacuum fluid pump with the outlet of the cooling passageway being connected to the reservoir inlet and with the reservoir outlet being connected to the cooling passageway inlet through a pressure pump and a fluid pressure regulator.

REFERENCES:
patent: 1219320 (1917-03-01), Jacobus
patent: 3525098 (1970-08-01), Vox
patent: 3565986 (1971-02-01), Byall
patent: 3608624 (1971-09-01), Hasselriis
patent: 4047561 (1977-09-01), Jaster et al.
patent: 4091069 (1978-05-01), Allen

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