Patents by Inventor Shigeo Yamamto

Shigeo Yamamto 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).

  • CRT exhaust oven
    Patent number: 5201682
    Abstract: A CRT exhaust oven for heat-treating CRTs includes an oven housing, a baffle structure accommodated in the oven housing for circulation of atmosphere within the oven housing, and a plurality of exhaust carts capable of travelling below the oven housing. Each of the exhaust carts is provided with two exhaust heads having different heights aligned in the direction of travel of the exhaust carts so that there is no clearance, as viewed from above, between two adjoining CRTs mounted on respective exhaust heads of each exhaust cart. Each of the exhaust carts travels intermittently below the oven housing. The baffle structure has a large number of upper and lower holes formed on respective sides thereof in the direction of travel of the exhaust carts.
    Type: Grant
    Filed: November 13, 1991
    Date of Patent: April 13, 1993
    Assignee: Chugai Ro Co., Ltd.
    Inventors: Hiroshige Nakagawa, Shigeo Yamamto