Patents by Inventor Eduardo L. Garcia

Eduardo L. Garcia 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: 4483416
    Abstract: A ladder including upstanding opposite side rails and vertically spaced rungs extending and mounted between the side rails is provided. A pair of screw shafts extend along and are journalled from the side rails and elongated guides are mounted from and extend along the upper end portions of the side rails. A pair of followers are guidingly engaged with the guides for movement therealong and the screw shafts are threadedly engaged with the followers. The lower ends of the shafts include structure for inputing rotary torque thereto and the followers include laterally outwardly projecting arm portions disposed generally normal to a plane containing side rails of the ladder.
    Type: Grant
    Filed: December 8, 1983
    Date of Patent: November 20, 1984
    Inventor: Eduardo L. Garcia