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Class Information
Number: 164/186
Name: Metal founding > Means to shape a forming surface > Including means for compacting particulate fluent mold materials > Having means for withdrawing forming surface from shaping means > Core making machine
Description: Apparatus wherein the shaped forming surface is a core member.

Patents under this class:

Patent Number Title Of Patent Date Issued
8151861 One-piece core manufacturing method for swing bolster and sideframe of lorry Apr. 10, 2012
7543627 Method of removing molded article and apparatus for same Jun. 9, 2009
6015005 Respective inflatable arbors for making backdraft cavity in sand core and for forming part of core lift device insertable in cavity Jan. 18, 2000
6003588 Process for introducing cores into a casting mold Dec. 21, 1999
5787957 Apparatus and methods for injecting and gassing of sand Aug. 4, 1998
5715885 Apparatus and method for cleaning core box vents Feb. 10, 1998
5711361 Method for producing ready-to-use casting shells or core assemblies Jan. 27, 1998
5701946 Apparatus for shooting foundry cores or molds Dec. 30, 1997
5535809 Method and apparatus for packing a granular material for foundry use Jul. 16, 1996
5520240 Device for supporting lower half-molds in sand core molding machines May. 28, 1996
5318096 Removable plate assembly for core machine head Jun. 7, 1994
5269363 Retention mechanism for an injection head Dec. 14, 1993
5242008 Method and apparatus for producing cores for foundry purposes Sep. 7, 1993
5230378 Method and apparatus for manufacturing one-piece water jacket cores Jul. 27, 1993
5154229 Core box handling apparatus for a core molding Oct. 13, 1992
5137091 Process of producing molded body from green molding sand Aug. 11, 1992
5095967 Modular core making machine Mar. 17, 1992
5078201 Casting core fabricating apparatus Jan. 7, 1992
5072775 Core blowing machine Dec. 17, 1991
5056582 Core box shuttle system Oct. 15, 1991
4977944 Core blowing machine Dec. 18, 1990
4942916 Core blowing machine Jul. 24, 1990
4844141 Core defining apparatus and method Jul. 4, 1989
4832108 Method and apparatus for handling tooling within a foundry machine May. 23, 1989
4809763 Method of and apparatus for producing molds and mold sections and cores Mar. 7, 1989
4781236 Method of and device for producing mold core Nov. 1, 1988
4744404 Foundry sand blowing apparatus May. 17, 1988
4694883 Hollow core molding apparatus Sep. 22, 1987
4472092 Fabrication of metal shell golf club heads Sep. 18, 1984
4452295 Apparatus for production of cores from fluidized sands in hot boxes Jun. 5, 1984
4445564 Machine for making mould cores from flowable core sand mixtures in hot multiple core boxes May. 1, 1984
4378835 Foundry core or mold making machine Apr. 5, 1983
4308909 Apparatus for manufacturing foundry cores Jan. 5, 1982
4278123 Simplified foundry core making machine and method Jul. 14, 1981
4241779 Apparatus for manufacturing foundry cores Dec. 30, 1980
4196768 Casting mold manufacturing process and apparatus therefor Apr. 8, 1980
4184533 Machine for shaping sand into cores or molds Jan. 22, 1980
4100961 Foundry molding machine Jul. 18, 1978
4083396 Rotary type core-making machine Apr. 11, 1978
4082134 Combined sand core machine Apr. 4, 1978
4079774 System for making sand molds each having associated therewith a core member Mar. 21, 1978
3994333 Core blowing machine Nov. 30, 1976
3983922 Hollow foundry core moulding apparatus Oct. 5, 1976
3939899 Shell molding machine in which blown core can be ejected outside vise assembly Feb. 24, 1976

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