Patents by Inventor Hisakatsu Imamura

Hisakatsu Imamura 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: 7437868
    Abstract: A core yarn manufacturing apparatus includes a draft device that drafts sheath fibers of a core yarn and a core fiber supply device that supplies core fibers of the core yarn, wherein a feed-out path of the core fibers in the core fiber supply device is inclined above the draft device in such a manner that a front of the feed-out path is lower than a rear of the feed-out path with respect to a front surface of a machine frame, and wherein a CSY wind-out device and a CFY yarn guide are provided in a rear upper part of a base frame of the core fiber supply device, the wind-out device supporting a CSY package and winding out an elastic yarn, the yarn guide guiding a filament yarn drawn out from a CFY package located behind the core fiber supply device.
    Type: Grant
    Filed: May 4, 2006
    Date of Patent: October 21, 2008
    Assignee: Murata Kikai Kabushiki Kaisha
    Inventors: Kenji Baba, Hisakatsu Imamura, Katsuya Tanaka, Satoshi Enami
  • Publication number: 20060191253
    Abstract: In the prior art, a CSY manufacturing apparatus and a CFY manufacturing apparatus are exclusive to each other and thus have poor general purpose properties.
    Type: Application
    Filed: May 4, 2006
    Publication date: August 31, 2006
    Applicant: MURATA KIKAI KABUSHIKI KAISHA
    Inventors: Kenji Baba, Hisakatsu Imamura, Katsuya Tanaka, Satoshi Enami