Patents by Inventor Kuraichi Fukaya

Kuraichi Fukaya 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: 9475313
    Abstract: A pretreatment liquid application drying device includes a conveying unit configured to convey a continuous recording medium; an application device configured to apply a pretreatment liquid on the recording medium; a heating drying device disposed at a downstream side of the application device in a recording medium conveying direction, including first and second drying units that are connected in a separable manner, the first and second drying units respectively configured to dry one side and the other side of the recording medium; and a cockling suppressing mechanism configured to curve the heated recording medium in the conveying direction, the cockling suppressing mechanism being provided on at least one of an upstream and a downstream side in the conveying direction near the heating drying device. A part of the cockling suppressing mechanism moves in conjunction with a separating and connecting movement of the heating drying device.
    Type: Grant
    Filed: December 7, 2015
    Date of Patent: October 25, 2016
    Assignee: Ricoh Company, Ltd.
    Inventors: Takashi Ebihara, Kuraichi Fukaya, Yutaka Nagasawa, Shinji Nagayama
  • Publication number: 20160167401
    Abstract: A pretreatment liquid application drying device includes a conveying unit configured to convey a continuous recording medium; an application device configured to apply a pretreatment liquid on the recording medium; a heating drying device disposed at a downstream side of the application device in a recording medium conveying direction, including first and second drying units that are connected in a separable manner, the first and second drying units respectively configured to dry one side and the other side of the recording medium; and a cockling suppressing mechanism configured to curve the heated recording medium in the conveying direction, the cockling suppressing mechanism being provided on at least one of an upstream and a downstream side in the conveying direction near the heating drying device. A part of the cockling suppressing mechanism moves in conjunction with a separating and connecting movement of the heating drying device.
    Type: Application
    Filed: December 7, 2015
    Publication date: June 16, 2016
    Applicant: RICOH COMPANY, LTD.
    Inventors: Takashi EBIHARA, Kuraichi FUKAYA, Yutaka NAGASAWA, Shinji NAGAYAMA
  • Patent number: 5359394
    Abstract: A foreign matter removing mechanism for an electrophotographic printer, which includes: a sheet guide 2a, arranged between a photosensitive drum 1 and a tractor 9, for guiding a print sheet 3; and a foreign matter removing member 5 arranged so as to confront the sheet guide 2a through a predetermined gap 4 relative to the sheet guide 2a. In the foreign matter removing mechanism, a notch 11 is arranged on at least one confronting surface of the sheet guide 2a and the foreign matter removing member 5.
    Type: Grant
    Filed: April 9, 1993
    Date of Patent: October 25, 1994
    Assignee: Hitachi Koki Co., Ltd.
    Inventors: Hiroyuki Ogawa, Kuraichi Fukaya, Takao Chikuzenya, Shuuho Yokokawa