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| Number | Title | Issue Date |
| 6641766 | Positive displacement extrusion of viscous material A positive displacement extruder for a viscous material, such as unvulcanized rubber, includes a feed member arranged in a chamber of a main body and driven for rotation so that the viscous material charged into the chamber is extruded from its outlet. A ... | 11/04/2003 |
| 6231326 | Apparatus for manufacturing prophylactic devices Prophylactic devices are made in an inert atmosphere by cooling mandrels on which the devices are to be deposited, dipping the mandrels into a polymeric material in a solvent/carrier and a mold release agent, rotating the mandrels during and after the dip... | 05/15/2001 |
| 5785905 | Method of making lipstick samplers A method of manufacturing disposable, single-use lipstick samplers by means of a dipping process. In a preferred form, a reservoir containing molten lipstick wax material is provided, and a spindle which is disposed above the reservoir is advanceable towa... | 07/28/1998 |
| 5595704 | Method of using a shaping mold for making ultra-thin shaped rubber articles A shaping mold for the production of ultra-thin shaped rubber articles, has a main body which is dipped into a latex liquid so as to make the latex adhered to the surface of the main body. The adhered latex is heat-dried to form an ultra-thin shaped rubbe... | 01/21/1997 |
| 5207965 | Method for manufacturing an elastic mold An elastic mould of this invention includes a pattern and a fixing sheet which is integrally mounted at an open edge of the pattern. The elastic mould is manufactured by dipping a pattern mounted on a plate into an elastic body-producing solution to form ... | 05/04/1993 |
| 5135721 | Sterilization and coating apparatus A sterilization apparatus comprises a housing provided with an opening through which an object may be inserted, and an ultraviolet radiation generator at least partially inside the housing for irradiating with bacteriocidal radiation an object inserted in... | 08/04/1992 |
| 5065913 | Pouring and dispensing spout for a container A spout has a resilient and flexible tubular body which is produced by dipping a heated mold into polyvinyl chloride to form a coating or layer. The layer is cured within an oven and then cooled and removed from the mold. The spout body includes a base in... | 11/19/1991 |
| 4997359 | Multi-well dish for capsule making An apparatus for coating molds to make hard gelatin capsules has a dish for holding a bath of liquid gelatin. A multi-well tray is submerged in the bath to establish a plurality of fluid passageways through the bath and to create a pool of liquid gelatin ... | 03/05/1991 |
| 4976816 | Latex container with integral holding straps, and method and apparatus for making same A method and apparatus for integrally bonding two latex surfaces is disclosed, together with a latex bag having integral loops and/or holding straps which is made by the process. Briefly, a first curing latex surface such as a strip of curing latex, is he... | 12/11/1990 |
| 4695241 | Dip mold and process A dip mold for forming a part from plastisol which part has an integral internal member. The dip mold has an internal cavity in its free end to form said internal member and the cavity is vented by a lateral passage to the outside face of the mold to allo... | 09/22/1987 |
| 4637907 | Latex dip tooling and method for forming same A tool for use in a latex dip process for producing a latex skin in a given configuration, the tool being formed by producing an electro-formed female mold from a sculpture of the desired configuration, casting a vinyl skin from the electro-formed female ... | 01/20/1987 |
| 4521365 | Glove molding apparatus and method An apparatus and method for manufacturing elastomer surgical gloves or the like is disclosed. Ordinarily, a glove mold having a handshaped mold member with spaced fingers is dipped into a tank containing a liquid polymer. As the glove mold is slowly withd... | 06/04/1985 |
| 4501545 | Manufacture of inflatable articles Articles such as balloons, beach balls, and other inflatable items are manufactured by dipping a number of suitably configured forms into a bath of molten latex, leaving the forms in the bath until a desired thickness of latex has been deposited on the fo... | 02/26/1985 |
| 4251574 | Method of molding gloves In the manufacture of a protective glove, there is provided a mold having two parts interconnected to be moved into open and closed positions. There is also provided an inner glove lining, and each part of the mold is covered with it. The mold, in closed ... | 02/17/1981 |
