Patents by Inventor Kiyooki Nakai

Kiyooki Nakai 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).

  • Packing tape sticking apparatus in a sealing machine and the like
    Patent number: 5615531
    Abstract: The present invention discloses a packing tape sticking apparatus for jointing butt portions of two pieces of a sealing machine or a box construction machine and for jointing butt portions of two pieces of corrugated fibreboard containers, wherein a cutter is usually escaped to a storing position and is protruded to a cutting position only when a sealing operation is performed. When a tape sticking plate is located in a sticking position of the packing tape through a third elastic member, a first elastic member arranged between the cutter and a tape pressing member is under a natural condition which is not elastically transformed, and the cutter is escaped to the storing position by an urging force of a second elastic member arranged between the cutter and a side plate.
    Type: Grant
    Filed: November 27, 1995
    Date of Patent: April 1, 1997
    Assignee: Sekisui Kagaku Kogyo Kabushiki Kaisha
    Inventors: Kiyooki Nakai, Shigeru Kita