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Class Information
Number: 164/316
Name: Metal founding > Means to shape metallic material > Pressure shaping means > Injection type > Piston-cylinder charger > Hot chamber type
Description: Apparatus wherein the piston means forces the metal directly from a melting unit or charge chamber to the casting cavity.










Sub-classes under this class:

Class Number Class Name Patents
164/318 Fluid actuated piston 21
164/317 Piston contains injection conduit 7


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
7828042 Hot runner magnesium casting system and apparatus Nov. 9, 2010
7810549 Adaptive and universal hot runner manifold for die casting Oct. 12, 2010
7810550 Heatable metering device for a hot chamber die-casting machine Oct. 12, 2010
7296611 Method and apparatus for manufacturing metallic parts by die casting Nov. 20, 2007
7246649 Diecast machine Jul. 24, 2007
7225855 Motor drive injection unit, die cast machine having the unit, and motor drive injection method Jun. 5, 2007
7165599 Melting and feeding method and apparatus of metallic material in metal molding machine Jan. 23, 2007
7150308 Method and apparatus for manufacturing metallic parts by die casting Dec. 19, 2006
7121321 Die-casting machine Oct. 17, 2006
7066236 Injection device for light metal injection molding machine Jun. 27, 2006
7036554 Method and system for casting metal and metal alloys May. 2, 2006
6978823 Die-casting machine Dec. 27, 2005
6945308 Hot chamber die casting Sep. 20, 2005
6923244 Pouring apparatus for castings Aug. 2, 2005
6830094 Device and method for producing metal diecast parts, particularly made of nonferrous metals Dec. 14, 2004
6793000 Hot chamber pressurized casting machine and process for operating same and making cast parts therewith Sep. 21, 2004
6761209 Method of operating a hot-chamber pressure diecasting machine and a pressure diecasting machine Jul. 13, 2004
6609554 Multiple-slide die-casting system Aug. 26, 2003
6581670 Injection unit for a pressure die casting machine Jun. 24, 2003
6481489 Reinforced casting Nov. 19, 2002
6435260 Hot-chamber diecasting machine Aug. 20, 2002
6422851 Apparatus for fabricating color slide fasteners Jul. 23, 2002
6390175 Hot chamber die-casting machine May. 21, 2002
6321826 Mold closing unit especially for a hot chamber die-casting machine Nov. 27, 2001
6029737 Sealing and guiding device for the injection piston of a hot chamber pump for corrosive alloys Feb. 29, 2000
5983979 Hot chamber die casting machine for aluminum and its alloys Nov. 16, 1999
5971057 Injection molding machine and injection molding method Oct. 26, 1999
5960854 Hot chamber die-casting machine Oct. 5, 1999
5699849 Hot-chamber diecasting machine Dec. 23, 1997
5657812 Metal-casting apparatus and method Aug. 19, 1997
5638888 Injection unit for a die casting machine Jun. 17, 1997
5632322 Die casting apparatus for casting small parts from materials that expand when transitioning from the liquid to the solid state May. 27, 1997
5628358 Die halves for a die casting machine May. 13, 1997
5385456 Pump for hot chamber die casting of corrosive light alloys Jan. 31, 1995
5379827 Die casting machine Jan. 10, 1995
5350007 Injection apparatus for a hot-chamber die-cast machine Sep. 27, 1994
5299623 Magnesium die casting machine Apr. 5, 1994
5205338 Closed shot die casting Apr. 27, 1993
5197529 Method and apparatus for die casting metal Mar. 30, 1993
5191929 Molten metal supplying apparatus Mar. 9, 1993
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
5082045 Casting apparatus and method Jan. 21, 1992
5072778 Casting vessel for hot-chamber pressure diecasting machines Dec. 17, 1991
5031686 Method for casting metal alloys with low melting temperatures Jul. 16, 1991
4991641 Method of and apparatus for metal casting Feb. 12, 1991
4989663 Casting apparatus Feb. 5, 1991
4958675 Method for casting metal alloys with low melting temperatures Sep. 25, 1990
4850420 Casting apparatus Jul. 25, 1989
4834166 Die casting machine May. 30, 1989

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