Patents by Inventor Yoshiki Futamura

Yoshiki Futamura 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).

  • Apparatus for supplying fluid of predetermined quantity
    Patent number: 4360127
    Abstract: An apparatus for supplying fluid of predetermined quantity comprises a supplying passage for supplying fluid, an opening and closing valve provided within the supplying passage, mechanism for opening the opening and closing valve, locking mechanism for locking the opening and closing valve in an open state, negative pressure generating mechanism for generating negative pressure upon supply of the fluid outside through the supplying passage, lock releasing mechanism for releasing the lock of the locking mechanism by the introduction of the negative pressure generated by the negative pressure generating mechanism atmosphere introducing mechanism for introducing atmosphere into the lock releasing mechanism to neutralize the negative pressure, solenoid valve for interrupting the atmosphere introduction by the atmosphere introducing mechanism, measuring device for measuring the flow rate of the fluid supplied through the supplying passage, and control signal transmitting device for transmitting and supplying the c
    Type: Grant
    Filed: October 17, 1980
    Date of Patent: November 23, 1982
    Assignees: Tokico Ltd., Tokico Yuki Ltd.
    Inventors: Eisuke Maruyama, Hiromitsu Kobayashi, Masakazu Mitsuhashi, Hiromichi Takeuchi, Yoshiki Futamura, Naohito Suzuki
  • Fuel supplying apparatus
    Patent number: 4359074
    Abstract: A fuel supplying apparatus comprises a fuel supplying nozzle having an ejection pipe for ejecting fuel and a supplying passage for supplying the fuel to the ejection pipe, an opening and closing valve provided in the supply passage, a nozzle lever for opening the opening and closing valve, locking mechanism for locking the opening and closing valve in an open state, negative pressure generating mechanism for generating negative pressure upon supply of the fuel outside through the ejection pipe, lock releasing mechanism for releasing the lock of the locking mechanism by the introduction of the negative pressure generated by the negative pressure generating mechanism, atmosphere introducing mechanism for introducing atmosphere into the lock releasing mechanism to neutralize the negative pressure, solenoid valve for interrupting the introduction of the atmosphere by the atmosphere introducing mechanism when no current is introduced, and allowing the introduction of the atmosphere by the atmosphere introducing me
    Type: Grant
    Filed: October 17, 1980
    Date of Patent: November 16, 1982
    Assignees: Tokico Ltd., Tokico Yuki Ltd.
    Inventors: Eisuke Maruyama, Hiromitsu Kobayashi, Masakazu Mitsuhashi, Hiromichi Takeuchi, Yoshiki Futamura, Naohito Suzuki