Patents by Inventor Rie Ishioka

Rie Ishioka 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).

  • Bucket-type jaw crusher
    Patent number: 9272283
    Abstract: The present invention relates to improvement to a bucket-type jaw crusher used for treatment of slag and other waste. In a bucket-type jaw crusher provided with a bucket (1) attached to an arm of a construction machine, a fixed jaw (5) fixed in the bucket, and a moving jaw (6) opposed to the fixed jaw (5) and pivotally supported on the top by an eccentric shaft (7) and supported on the bottom by a toggle mechanism and crushing slag and other materials to be crushed by reciprocating swing of the moving jaw (6), a motor (9) for rotating the eccentric shaft (7) forward and reverse is provided in the bucket and crushing control means is provided which automatically rotates the eccentric shaft (7) in reverse by the motor (9) and then, rotates the shaft forward when crushing the material to be crushed.
    Type: Grant
    Filed: May 17, 2011
    Date of Patent: March 1, 2016
    Assignee: ITOH CO., LTD.
    Inventors: Katsuhiro Ito, Makoto Ishioka, Mitoko Ishioka, Rie Ishioka, Narumi Ishioka
  • BUCKET-TYPE JAW CRUSHER
    Publication number: 20130153697
    Abstract: The present invention relates to improvement to a bucket-type jaw crusher used for treatment of slag and other waste. In a bucket-type jaw crusher provided with a bucket (1) attached to an arm of a construction machine, a fixed jaw (5) fixed in the bucket, and a moving jaw (6) opposed to the fixed jaw (5) and pivotally supported on the top by an eccentric shaft (7) and supported on the bottom by a toggle mechanism and crushing slag and other materials to be crushed by reciprocating swing of the moving jaw (6), a motor (9) for rotating the eccentric shaft (7) forward and reverse is provided in the bucket and crushing control means is provided which automatically rotates the eccentric shaft (7) in reverse by the motor (9) and then, rotates the shaft forward when crushing the material to be crushed.
    Type: Application
    Filed: May 17, 2011
    Publication date: June 20, 2013
    Applicant: KABUSHIKI KAISHA ITO SHOKAI
    Inventors: Katsuhiro Ito, Mitoko Ishioka, Rie Ishioka, Narumi Ishioka