Patents Assigned to Mr. Tool Manufacturing, Inc.
  • Patent number: 5016368
    Abstract: A pair of molded plastic parts, fitted and secured together with an element of the clothing therebetween. The parts including a base having a hole with a circumferential locking surface, and a cover with a locking pin which enters the hole and has a shoulder engaging the locking surface, and non-releasably secures the parts together. Stabilizing pins on the cover engage the clothing element and prevent rotational movement of the cover relative to the clothing.
    Type: Grant
    Filed: January 16, 1990
    Date of Patent: May 21, 1991
    Assignee: Mr. Tool Manufacturing, Inc.
    Inventor: Orrin J. Cassata