Patents by Inventor Tatsuya Hasegawa

Tatsuya Hasegawa 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: 5634477
    Abstract: A paste transfer apparatus for a filter cigarette manufacturing system includes a movable guide roller and a fixed guide roller separated from each other in the traveling direction of tip paper, and a paste transfer roller is arranged between these guide rollers and disposed in rolling contact with the tip paper. A rocking arm having the movable guide roller mounted thereon is always urged in one direction by a spring, and can also be swung in the opposite direction by a rotary actuator through a swing arm and a cam follower.
    Type: Grant
    Filed: March 29, 1995
    Date of Patent: June 3, 1997
    Assignee: Japan Tobacco Inc.
    Inventors: Shinji Ogura, Tatsuya Hasegawa
  • Patent number: 5611359
    Abstract: A predrying apparatus is incorporated in a filter attachment machine of a filter cigarette manufacturing system, and includes a speed sensor for detecting the traveling speed of tip paper, a movable heater movable toward and away from the tip paper for heating the same, an actuator for moving the movable heater, and a control unit for controlling the operation of the actuator in accordance with the speed sensor output. When it is judged based on the speed sensor output that the tip paper is stopped or traveling at low speed, the movable heater is moved away from the tip paper by the actuator, and when it is judged that the tip paper is traveling at high speed, the movable heater is moved toward the tip paper by the actuator.
    Type: Grant
    Filed: March 23, 1995
    Date of Patent: March 18, 1997
    Assignee: Japan Tobacco Inc.
    Inventors: Shinji Ogura, Tatsuya Hasegawa