Patents Represented by Attorney Ted R. Rittmaster

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  • Method and apparatus for variably controlling the temperature in a selective deposition modeling environment
    Patent number: 6162378
    Abstract: A method, system and apparatus for variably controlling the temperature in a selective deposition modeling environment. The temperature of the formed portion of the three-dimensional object is detected. A gas is forced onto a surface of the formed portion of the three-dimensional object. The forced gas has a characteristic, such as temperature and quantity, that is variably controlled based on the detected temperature of the formed portion of the three-dimensional object.
    Type: Grant
    Filed: February 25, 1999
    Date of Patent: December 19, 2000
    Assignee: 3D Systems, Inc.
    Inventors: Bryan J. L. Bedal, Joe M. Brown, John Stockwell, Andisheh Vahidkhah