Patents by Inventor Rene Granado

Rene Granado 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: 6264211
    Abstract: A universal, quick connect, reciprocating saw attachment for electric drills is disclosed, designed as an adapter that converts a power rotary drill into a reciprocating saw. The present invention converts the rotary action of a drill into the necessary reciprocating action to power a saw blade. The present invention adapts to the housing of various cordless drills and provides for a connection of a steel shank to the drill chuck. A gear box with a reciprocating mechanism inside the housing then provides a coupling to a saw blade to provided the necessary cutting action of a conventional reciprocating saw. Additionally, there are buttons that are designed to expand in and out to tighten the chuck which holds the adapter. The housing is made of a heavy duty impact resistant plastic with the associated gears and reciprocating mechanism made from hardened steel.
    Type: Grant
    Filed: October 6, 1999
    Date of Patent: July 24, 2001
    Inventor: Rene Granado