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Van Dorn Company Patents
Assignee:
Van Dorn Company
Address:
Cleveland, OH
No. of patents:
26
Patents:












Patent Number Title Of Patent Date Issued
D331881 Bottle December 22, 1992
D329597 Combined can and closure September 22, 1992
5316169 Ringless paint container with drip free lid May 31, 1994
An especially configured, ringless, container-lid design is disclosed having improved sealing characteristics applicable to paint containers for the consuming public. The rim portion of the container is provided with a tapered, especially shaped wall section terminating in a curled bead
5240138 Ringless paint container August 31, 1993
An especially configured, ringless, container-lid design is disclosed having improved sealing characteristics applicable to paint containers for the consuming public. The rim portion of the container is provided with a tapered, especially shaped wall section terminating in a circular bea
5152417 Ringless paint container with drip free lid October 6, 1992
An especially configured, ringless, container-lid design is disclosed having improved sealing characteristics applicable to paint containers for the consuming public. The rim portion of the container is provided with a tapered, especially shaped wall section terminating in a curled bead
5112213 Driven ring-type non-return valve for injection molding May 12, 1992
A non-return valve for an injection molding machine is provided which includes a conventional tip member threaded into the end of a plasticating screw and carrying therewith an annular valve seat member. An annular check ring receives the tip member. Tang protuberances axially extend fro
5103995 Ringless paint container with step down lid April 14, 1992
An especially configured, ringless, container-lid design is disclosed having improved sealing characteristics applicable to paint containers for the consuming public. The rim portion of the container is provided with a tapered, especially shaped wall section terminating in a circular bea
5067622 Pet container for hot filled applications November 26, 1991
An improved PET container is disclosed which is expressly configured for hot fill applications. The container's body side wall is rigidized against radical and longitudinal vacuum distribution so that paper labels can be applied to the container. In addition, the amorphous threaded mouth
5065888 Improved ringless paint container with step down lid November 19, 1991
An especially configured, ringless, container-lid design is disclosed having improved sealing characteristics applicable to paint containers for the consuming public. The rim portion of the container is provided with a tapered, especially shaped wall section terminating in a circular bea
5011648 System, method and apparatus for hot fill PET container April 30, 1991
An improved PET process, system and container which uses an improved single stage process to produce a thermally stable container. The single stage process arrests the cooling of the preform at elevated temperatures followed by equilibriation to a set temperature in a conditioning statio
4936482 Ringless paint container June 26, 1990
An especially configured, ringless, container-lid, design is disclosed having improved sealing characteristics applicable to paint containers for the consuming public. The rim portion of the container is provided with a tapered, especially shaped wall section terminating in a circular be
4880131 Ringless paint container November 14, 1989
An especially configured, ringless, container-lid design is disclosed having improved sealing characteristics applicable to paint containers for the consuming public. The rim portion of the container is provided with a tapered, especially shaped wall section terminating in a circular bea
4839491 Method for forming a metal cylindrical container June 13, 1989
An improved method of forming a cylindrical metal can body is disclosed. The improvement includes forming special ears for the bale and orienting the ears in a specific direction so that the ears can be resistance welded to flat rectilinear sheet stock which can subsequently be accuratel
4826138 Apparatus for heat treating steel plates May 2, 1989
A method and apparatus for heat treating steel plates subject to longitudinal length distortion wherein the plate at a temperature of the critical temperature of the steel passes through leveling rolls to remove the length distortion and immediately thereafter through quenching rolls
4524879 Can end pour spout and pull tab construction June 25, 1985
A steel can end construction for a special liquid product to be protected against contamination in which a pouring opening is to be formed in the can end by pulling the can end metal area defined by an endless score line with a centrally located aluminum pull tab riveted to the steel can
4470796 Apparatus for molding hollow plastic articles September 11, 1984
A method and apparatus of making hollow plastic articles are disclosed in which the preforms or other articles are sequentially molded from a continuous stream of plasticized resin supplied by an extruder. The preforms are formed sequentially in a plurality of molds and immediately t
4399925 Pouring spout steel can end construction August 23, 1983
A pouring spout steel can end construction for liquid human food products in which a steel can end is provided which may be opened easily with an aluminum pull tab riveted to a flat panel portion of the can end. The flat panel portion has a pouring spout opening defined by a score line w
4386713 Full opening steel can end construction June 7, 1983
A substantially full opening steel can end for food product cans easily opened by an aluminum pull tab riveted to a removable panel portion defined by a score line in a recessed end wall of the can end located close to a seam between the can end and can body. The panel portion has a
4372910 Method for molding hollow plastic articles February 8, 1983
A method and apparatus of making hollow plastic articles are disclosed in which the preforms or other articles are sequentially molded from a continuous stream of plasticized resin supplied by an extruder. The preforms are formed sequentially in a plurality of molds and immediately t
4297901 Tonnage indicator for toggle press November 3, 1981
Apparatus is disclosed for indicating the final tonnage produced by a press having a toggle mechanism actuated by a closing means. The apparatus comprises means for measuring the closing force exerted on the toggle mechanism by the closing means, means for detecting the initial peak
4116361 Folded can end product September 26, 1978
A method of cold drawing, forming and otherwise cold working a sheet metal blank to form a can end member for seaming to one end of a can body in which the can end has a continuous score line along which the can end is severed for complete removal of an end panel, and in which a protecti
4116360 Can end with protective fold September 26, 1978
An aluminum food product container or can having an easily opened can end seamed to one end of the can body. The outer surface of the can end member has a score line along which the can end is severed for opening the can and removing an end panel. The score line is located adjacent and a
4113095 Tray-type processed food containers September 12, 1978
A half-size sheet metal steam table tray and a lid that may be joined by a sealed double seam to the tray to form a container for packing or canning, processing, storing, shipping, distributing, heating, displaying and serving processed food products in any desired manner, and particular
4042144 Pull tab construction for full panel pull-out ends for easy opening cans August 16, 1977
A sheet metal pull tab for easy opening cans of the full panel pull-out type which has a special and coordinated configuration, shape and contour of pull-ring, keyhole-shaped slot, nose and nose-forming walls which serve readily without tab failure to rupture the score line formed in a c
3999677 Plastic lid for containers December 28, 1976
There is provided an improvement in a molded plastic container lid for sealing an open top container including a peripheral wall having an inner surface, a top edge and provided with an outwardly projecting, peripheral sealing bead with a downwardly facing portion. This type of lid inclu
3941277 Embossed can end construction March 2, 1976
An embossed can end construction for full opening, easy opening metal cans used for food products that are heat-processed in the closed cans. The can end has an embossed formation in the removable panel of the can end defined by an endless generally annular score line, either with or wit

 
 
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