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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Material Science
Class Information
Number: 425/565
Name: Plastic article or earthenware shaping or treating: apparatus > Female mold and charger to supply fluent stock under pressure thereto in fluid-tight relationship (e.g., injection mold, etc.) > With means between charger and mold to cut off flow of fluent stock (e.g., needle valve, baffle, etc.) > Nozzle valve > Mold actuated
Description: Apparatus including means engaging a portion of the structure surrounding the shaping cavity to actuate the means to selectively block or permit passage of stock material to the shaping cavity.










Patents under this class:

Patent Number Title Of Patent Date Issued
8360767 Device for avoiding the uncontrolled discharge of melt from a nozzle plate Jan. 29, 2013
8246336 Injection molding machine Aug. 21, 2012
8070471 Gravity injection of molding material for compression molding and related methods Dec. 6, 2011
7850889 Method for manufacturing laser beam transmitting member capable of preventing poor laser welding, resin molding apparatus and method for manufacturing composite resin product Dec. 14, 2010
7314368 Dual-cylinder injection molding apparatus Jan. 1, 2008
7244118 Hot runner nozzle and manifold seal Jul. 17, 2007
7189071 Telescopic manifold nozzle seal Mar. 13, 2007
7182591 Injection nozzle system and injection molding machine incorporating same Feb. 27, 2007
7125242 Decompression device for an injection molding apparatus Oct. 24, 2006
6739862 Dual cylinder injection molding apparatus May. 25, 2004
6444319 Method for the surface coating of an interior fitting and interior fitting produced according thereto Sep. 3, 2002
5484662 Solid lubricant and hardenable steel coating system Jan. 16, 1996
5464579 Multi-level stacked mold system Nov. 7, 1995
5229145 Multi-level stacked mold system Jul. 20, 1993
5151025 Electrically heatable nozzle for an injection molding machine, a hot runner system or the like Sep. 29, 1992
5068065 Faster cycling sprue method and apparatus for injection molding plastic optical disks Nov. 26, 1991
4975038 Device for the injection of a plastic material into a mold Dec. 4, 1990
4756683 Device for pressure-aided molding, especially injection molding of shaped bodies Jul. 12, 1988
4678427 Automatic shut off nozzle for plastic extruder Jul. 7, 1987
4647274 In-mold coating apparatus Mar. 3, 1987
4386903 Injection-molding machine with hydraulic mold clamping Jun. 7, 1983
4121740 Injector head for injection molding machine Oct. 24, 1978











 
 
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