Patents by Inventor Mark Rechkin

Mark Rechkin 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).

  • Apparatus for connection and disconnection of a hub to and from an internally threaded shaft
    Patent number: 4402625
    Abstract: A hub for a clutch having a bore and an apparatus for connecting the bore of the hub to a shaft end having a threaded axial hole and disconnecting the hub from the shaft, the improvement in the apparatus for connection and disconnection of the hub from the shaft including the hub having a stop shoulder formed in the bore and a bolt having a recess in the head thereof together with a mounting washer positioned against the stop shoulder. A bolt is positioned through the washer with the head of the bolt in rotational contact with the mounting washer. A containment ring is secured to the mounting washer to prevent displacement of the bolt head from the mounting washer. A bolt containment ring is secured in the bore of the hub adjacent the containment ring to prevent displacement of the bolt, mounting washer and containment ring from the bore whereby the bolt may be engaged with the threaded hole of the shaft to thereby removeably mount the hub on the shaft end.
    Type: Grant
    Filed: June 8, 1981
    Date of Patent: September 6, 1983
    Assignee: Horton Manufacturing Co., Inc.
    Inventor: Mark Rechkin