Patents Assigned to Bertha Rantanen
  • Reversing ratcheting wrench
    Patent number: 4308769
    Abstract: A reversing ratchet wrench employing spring biased linkage connecting a pivotally mounted pawl to a finger operated reciprocally worked finger piece mounted in the end of the wrench body opposite the ratcheting mechanism wherein the change of direction of the wrench action is accomplished by depressing a finger piece or by releasing the finger piece.
    Type: Grant
    Filed: June 2, 1980
    Date of Patent: January 5, 1982
    Assignees: Bertha Rantanen, Karen Hansen, Roger Rantanen, Cindy Christensen
    Inventor: Alfonso W. Rantanen