Die venting apparatus in molding of thermoset plastic compounds

Details Die venting apparatus in molding of thermoset plastic compounds Die venting apparatus in molding of thermoset plastic compounds

1983-06-06

1986-01-07

Woo, Jay H.

Static molds

Container-type molding device

Including auxiliary port for transmission of fluid, i.e.,...

249 67, 264102, 264334, 425556, 425812, B29C 114

Patent

active

045629900

ABSTRACT:
In molding of plastic materials, particularly thermoset compounds, venting of dies is essential to obtain well molded parts, and this invention discloses improved venting of dies in molding of thermoset plastic compounds wherein a vent path 4 vents from the die into a vent well 3, said vent well comprises a wedge shape having a transition angle of 10.degree. to 35.degree. and a vent extension 6 extending from said vent well 3, to the atmosphere.

REFERENCES:
patent: 2178774 (1939-11-01), Bogoslowsky
patent: 2410510 (1946-11-01), Lester
patent: 2976571 (1961-03-01), Moslo
patent: 2987772 (1961-06-01), Beatty
patent: 3108339 (1963-10-01), Bucy
patent: 3266099 (1966-08-01), Bucy
patent: 3349833 (1967-10-01), Hodler
patent: 3377662 (1968-04-01), Fukushima
patent: 3810599 (1974-05-01), Fornari
patent: 3822857 (1974-07-01), Tanie
patent: 3893644 (1975-07-01), Drazick
patent: 3903956 (1975-09-01), Pekrol
patent: 3914086 (1975-10-01), Hujik
patent: 4126291 (1978-11-01), Gilbert
patent: 4140470 (1979-02-01), Pasch
patent: 4359443 (1982-11-01), Michaels
patent: 4431047 (1984-02-01), Takeshima et al.
patent: 4489771 (1984-12-01), Takeshima et al.

Affiliated with

Also associated with

Rating

Die venting apparatus in molding of thermoset plastic compounds does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Die venting apparatus in molding of thermoset plastic compounds, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Die venting apparatus in molding of thermoset plastic compounds will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-108274