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Class Information
Number: 164/238
Name: Metal founding > Means to shape a forming surface > Pattern > Including flask member > Pattern or pattern holding member supported by aperture in flask or flask member
Description: Apparatus wherein the pattern or pattern holding member is supported by apertures in the flask wall or flask supporting member, e.g., follow board, etc.

Patents under this class:

Patent Number Title Of Patent Date Issued
7114547 Casting ring Oct. 3, 2006
5280821 Molding apparatus including vents comprising elongated slotted bars Jan. 25, 1994
5261479 Molding machine with pattern venting Nov. 16, 1993

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