Patents by Inventor Anton Stigler

Anton Stigler has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 4604252
    Abstract: A process for the production of a hollow or a solid profile (21) from dry powder material (27) is accomplished by means of a flexible form (7), through means of which a mold cavity (25) is enclosed in sleeve fashion. The flexible form (7) is capable of being placed under external pressure, over its entire length, radially from all sides, in order to compact, radially, the powder material (27) found, and capable of being poured, inside the form (7). In order to be able to produce endless solid profiles and/or hollow profiles from dry powder material, provided for is that the production of the profile (21) can be accomplished by sections and, additionally, that the mold form (25), running constant at its one end up to the profile diameter, and here limited by the precompacted profile section (21) and at its other end by the mutually convergent inner surfaces (8) of the flexible form provided with a top supply opening (17), is uniformly filled with a measured amount of powder material (27).
    Type: Grant
    Filed: May 14, 1984
    Date of Patent: August 5, 1986
    Inventor: Anton Stigler