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Class Information
Number: 164/235
Name: Metal founding > Means to shape a forming surface > Pattern
Description: Apparatus comprising a forming element, i.e., pattern or part of pattern, for shaping a mold.

Sub-classes under this class:

Class Number Class Name Patents
164/249 Composite or plural part 43
164/237 Including flask member 20
164/236 Insert or chill supporting 6
164/241 Pattern plate 15
164/244 Sprue, gate or runner 63
164/245 To produce undercut 9

Patents under this class:
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Patent Number Title Of Patent Date Issued
8689855 Tire vulcanizing mold manufacturing method, and tire vulcanizing mold Apr. 8, 2014
8678073 Fugitive pattern assembly and method Mar. 25, 2014
8656981 Method of producing tire vulcanization mold, and tire vulcanization mold Feb. 25, 2014
8424585 Method and apparatus for creating a pattern Apr. 23, 2013
8225841 Central sprue for investment casting Jul. 24, 2012
8100165 Investment casting cores and methods Jan. 24, 2012
7958932 Casting materials Jun. 14, 2011
7946334 Sprue formers May. 24, 2011
7900685 Investment casting Mar. 8, 2011
7814959 Method of making a cast metal product including a three-dimensional image, and a product made by said method Oct. 19, 2010
7779892 Investment casting cores and methods Aug. 24, 2010
7753104 Investment casting cores and methods Jul. 13, 2010
7735542 Support structure for a printed model in multi-component dental appliances Jun. 15, 2010
7588657 Pattern-free method of making line gratings Sep. 15, 2009
7501035 Method of manufacturing replica diffraction grating Mar. 10, 2009
7448434 Investment casting Nov. 11, 2008
7318468 Glued lost foam casting pattern assembly Jan. 15, 2008
7252136 Numbering device for molded or cast parts Aug. 7, 2007
7147198 Wax pattern for making a golf club head Dec. 12, 2006
7025109 Method and apparatus for controlling dispersion of molten metal in a mold cavity Apr. 11, 2006
6971437 Lost foam casting pattern Dec. 6, 2005
6929050 Wax runners for casting Aug. 16, 2005
6883580 Apparatus and improved method for lost foam casting of metal articles using external pressure Apr. 26, 2005
6789604 Fugitive patterns for investment casting Sep. 14, 2004
6719036 Fugitive patterns for investment casting Apr. 13, 2004
6715536 Full mold casting process and device for a differential case Apr. 6, 2004
6675868 Apparatus for performing foundry work Jan. 13, 2004
6648056 Fingerprint jewelry Nov. 18, 2003
6481490 Investment casting patterns and method Nov. 19, 2002
6467530 Apparatus for forming a pour hole and main sprue in an investment mold for lost wax casting Oct. 22, 2002
6415847 Crankshaft casting pattern and method Jul. 9, 2002
6382300 Casting having an enhanced heat transfer, surface, and mold and pattern for forming same May. 7, 2002
6349758 Apparatus for forming a pour hole and main sprue in an investment mold for lost wax casting Feb. 26, 2002
6189598 Lost foam casting without fold defects Feb. 20, 2001
6006818 Expanded or expansible plastic material for the fabrication of sunk foundry models and sunk models comprised of such material Dec. 28, 1999
5983982 Investment casting with improved as-cast surface finish Nov. 16, 1999
5979537 Wax replica and soluble core insert used for producing hollow jewelry ring Nov. 9, 1999
5960851 Method of lost foam casting of aluminum-silicon alloys Oct. 5, 1999
5884686 Cast nodes and patterns for their production Mar. 23, 1999
5857512 Jewelry models and an improved jewelry model produced therefrom Jan. 12, 1999
5749411 Spruing assembly May. 12, 1998
5651408 Investment casting gating for metal wood golf club heads Jul. 29, 1997
5595235 Outboard motor exhaust housing and lost foam pattern therefor Jan. 21, 1997
5404930 Method and apparatus for casting an airfoil Apr. 11, 1995
5350002 Assembly and method for making a pattern of a hollow component Sep. 27, 1994
5143143 Multipiece foam pattern for making hollow casting having an integral hose connection Sep. 1, 1992
5121787 Evaporable foam pattern for casting a thermostat housing for a V-type marine engine Jun. 16, 1992
5111869 Evaporable foam pattern for casting a cylinder block of a two-cycle engine May. 12, 1992
5070929 Pattern for castings and the castings produced therefrom Dec. 10, 1991
4987945 Evaporable foam pattern assembly for casting a centrifugal pump housing Jan. 29, 1991

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