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Class Information
Number: 164/256
Name: Metal founding > Means to apply vacuum directly to work or to hold or manipulate shaping means > Means applying vacuum or suction directly to molten casting material > Enclosed system including a receptacle and mold
Description: Apparatus which includes means for directly applying a vacuum or suction in a closed system encompassing a receptacle and a casting mold.










Sub-classes under this class:

Class Number Class Name Patents
164/258 Including melting chamber receptacle 42
164/257 Vacuum or suction means for feeding molten metal into charging chamber receptacle 9


Patents under this class:
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Patent Number Title Of Patent Date Issued
8333230 Casting methods Dec. 18, 2012
7322397 Continuous casting of reactionary metals using a glass covering Jan. 29, 2008
7246649 Diecast machine Jul. 24, 2007
6981541 Casting Furnace Jan. 3, 2006
6953079 Die casting machine Oct. 11, 2005
6827125 Casting furnace Dec. 7, 2004
6793005 Method and apparatus for continuously casting uranium rod Sep. 21, 2004
6523598 Vacuum induction melting system Feb. 25, 2003
6488074 Apparatus for casting dental prosthesis Dec. 3, 2002
6467531 Method and apparatus for producing investment castings in a vacuum Oct. 22, 2002
6360810 Vacuum induction melting system Mar. 26, 2002
6332357 Suction-type liquid measuring device and method of feeding molten fluid utilizing same Dec. 25, 2001
6070643 High vacuum die casting Jun. 6, 2000
6070644 Investment casting using pressure cap sealable on gas permeable investment mold Jun. 6, 2000
5934357 System for manufacturing metal matrix composites Aug. 10, 1999
5921310 Process for producing a directionally solidified casting and apparatus for carrying out this process Jul. 13, 1999
5860468 Vacuum die casting Jan. 19, 1999
5685360 Apparatus for the casting and autogenous welding of small metal loads in an inert atmosphere Nov. 11, 1997
5592984 Investment casting with improved filling Jan. 14, 1997
5553658 Method and apparatus for casting Sep. 10, 1996
5503215 Precision casting system with lock Apr. 2, 1996
5392842 Casting metals Feb. 28, 1995
5383514 Vacuum casting apparatus Jan. 24, 1995
5358027 Vacuum-assisted gravity pour casting apparatus Oct. 25, 1994
5267602 Casting metals Dec. 7, 1993
5261480 Process and apparatus for repair of drive blades such as turbine blades Nov. 16, 1993
5211218 Melting and casting plant chamber May. 18, 1993
5044911 Apparatus for injection casting metallic nuclear energy fuel rods Sep. 3, 1991
4949774 Expendable cap device to minimize dross inclusions in the vacuum casting process Aug. 21, 1990
4919191 Molten-metal forming method and apparatus which are bottom-loading, bottom-pouring and bottom-unloading Apr. 24, 1990
4907642 Chill moulding process, particularly for metals, and apparatus and mold for use therein Mar. 13, 1990
4865113 Countergravity casting apparatus and process for casting thin-walled parts Sep. 12, 1989
4862946 Vacuum countergravity casting apparatus and method Sep. 5, 1989
4832105 Investment casting method and apparatus, and cast article produced thereby May. 23, 1989
4821791 Melting furnace for producing strand-cast ingots in a protective gas atmosphere Apr. 18, 1989
4809767 Countergravity casting apparatus Mar. 7, 1989
4784207 Apparatus for vacuum melting and casting Nov. 15, 1988
4745962 Countergravity casting apparatus May. 24, 1988
4658881 Casting apparatus for providing controlled ambient during production casting Apr. 21, 1987
4658880 Countergravity casting apparatus Apr. 21, 1987
4616691 Countergravity casting apparatus Oct. 14, 1986
4612973 Cold-hearth melt-spinning apparatus for providing continuous casting of refractory and reactive alloys Sep. 23, 1986
4573517 Fiber-reinforced metals Mar. 4, 1986
4538671 Arc furnace for the production of small investment castings of reactive or refractory metals such as titanium Sep. 3, 1985
4471831 Apparatus for rapid solidification casting of high temperature and reactive metallic alloys Sep. 18, 1984
4293023 Method and device for the manufacture of metal bands Oct. 6, 1981
4184532 Chill roll casting of continuous filament Jan. 22, 1980
4154283 Production of improved metal alloy filaments May. 15, 1979
4154286 Installation for die-casting of metal blanks May. 15, 1979
4146081 Apparatus for die casting Mar. 27, 1979

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