Patents by Inventor Yoshiro Kanzaka

Yoshiro Kanzaka 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: 4998660
    Abstract: An apparatus for delivering a button body with a hub and a flange applied to a part between a chute through which the button body is fed gravitationally from a hopper and a button feeder of a button applicator to which the button body is delivered. According to a preferred embodiment, a receiving member, which is pivotably fixed to a stopper placed facing an outlet of the chute and which is urged to the chute by a spring, has a receiving projection as well as a cam projection. A pusher moving backward and forward along a space between the receiving member and the outlet of the chute is provided with a cam receiving surface including a notch on its side face facing the receiving member. A pocket is formed by the fore end of the pusher and the inner face of the receiving projection in order to receive the hub of the button body.
    Type: Grant
    Filed: April 3, 1990
    Date of Patent: March 12, 1991
    Assignee: Yoshida Kogyo K.K.
    Inventor: Yoshiro Kanzaka