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Class Information
Number: 164/318
Name: Metal founding > Means to shape metallic material > Pressure shaping means > Injection type > Piston-cylinder charger > Hot chamber type > Fluid actuated piston
Description: Apparatus which includes a fluid pressure operated piston-charger.

Patents under this class:

Patent Number Title Of Patent Date Issued
6481489 Reinforced casting Nov. 19, 2002
6062294 Injection molding machine and injection molding method May. 16, 2000
6029737 Sealing and guiding device for the injection piston of a hot chamber pump for corrosive alloys Feb. 29, 2000
5699849 Hot-chamber diecasting machine Dec. 23, 1997
5299623 Magnesium die casting machine Apr. 5, 1994
5125450 Method of and system for controlling flow of molten liquid to cast metal alloys Jun. 30, 1992
5090470 Apparatus for casting metal alloys with low melting temperatures Feb. 25, 1992
4991641 Method of and apparatus for metal casting Feb. 12, 1991
4989663 Casting apparatus Feb. 5, 1991
4505317 Prime mover for hot chamber die casting machines Mar. 19, 1985
4471829 Die casting machine Sep. 18, 1984
4377197 Apparatus and method for casting lead into plastic for side terminal batteries Mar. 22, 1983
4261414 Die casting machine Apr. 14, 1981
4248289 Die casting machine Feb. 3, 1981
4245690 Hot chamber die casting machine and method for controlling the flow of melt during and immediately after molding a part Jan. 20, 1981
4231416 Apparatus for casting metals and other materials under pressure Nov. 4, 1980
4138043 Die casting machine with screw plugs in passages Feb. 6, 1979
4085791 Method of pore-free die casting Apr. 25, 1978
3999593 Method and apparatus for pore-free die casting Dec. 28, 1976
3971432 Die casting machine Jul. 27, 1976
3964537 Method for pressure casting Jun. 22, 1976

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