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Class Information
Number: 164/374
Name: Metal founding > Flask or flask section
Description: Apparatus directed to a container or box for confining mold material while the same is being shaped.

Sub-classes under this class:

Class Number Class Name Patents
164/379 Including means to retain or reinforce mold sand or to position reinforcement 5
164/375 Including roll or rock-over means 6
164/376 Investment type (e.g., dental, etc.) 23
164/384 Plural part flask or flask section 4
164/377 Size adjustable 5

Patents under this class:

Patent Number Title Of Patent Date Issued
8033316 Flask unit and cope-and-drag molding machine and line Oct. 11, 2011
8033317 Flask unit and cope-and-drag molding machine and line Oct. 11, 2011
7543626 Molding apparatus and method Jun. 9, 2009
7328736 Automated clamping mechanism and mold flask incorporating same Feb. 12, 2008
7150310 Automated clamping mechanism and mold flask incorporating same Dec. 19, 2006
5896913 Investment casting paper liner and guard Apr. 27, 1999
5476135 Mold box for forming sand pouring basins Dec. 19, 1995
5101881 Quick-change matchplate system for matchplate molding machine Apr. 7, 1992
4915155 Integral casting flask and vacuum chamber Apr. 10, 1990
4899806 Apparatus for flaskless sand casting Feb. 13, 1990
4588014 Foundry molding apparatus and method May. 13, 1986
4261413 Foundry molding system Apr. 14, 1981
4246953 Adjustable filler means for molds and method thereof Jan. 27, 1981
4239079 Sand deflector for automatic molding machine Dec. 16, 1980
3968829 Molding apparatus with shielding mold member Jul. 13, 1976

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