Patents by Inventor JPX Mammoto

JPX Mammoto 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).

  • Elevation and index apparatus of water hydraulic driven type
    Patent number: 6453773
    Abstract: An elevation and index apparatus of a water hydraulic driven type has a rotary table (5) supported pivotally by a cross roller bearing (15), a water hydraulic motor (9) and a water hydraulic cylinder (8), each fixed to a table base (14) supporting a power transmission mechanism and the cross roller bearing (15), a main elevation shaft (7) connected to an output shaft of the water hydraulic cylinder (8), an elevation and index table (1) connected to the main elevation shaft (7) through a bearing (7a) and connected to the rotary table (5) so as to restrict pivotal movement, and a casing (18) disposed outside the table base (14) and enclosing the power transmission mechanism.
    Type: Grant
    Filed: June 1, 2000
    Date of Patent: September 24, 2002
    Assignees: Ebara Corporation, Mayekawa Manufacturing Co., Ltd.
    Inventors: Yoshihiro Mochizuki, Chishiro Yamashina, Tamami Takahashi, Shimpei Miyakawa, JPX Mammoto, Ryuji Kodama