Patents by Inventor John H. Lotane

John H. Lotane 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).

  • Clamping device for use in sharpening shears and the like
    Patent number: 4095376
    Abstract: An improved clamping device for use in sharpening shears and the like with a grinding wheel wherein the shear blade is rigidly clamped onto a counterbalanced support member that is secured to a base member for free pivotal movement with respect thereto. The blade is clamped by a clamping assembly which includes a detachable spring-biased plate and a camming lever. The degree of free pivotal movement of the support member is adjustable for the purpose of presetting the desired grinding angle.
    Type: Grant
    Filed: October 29, 1976
    Date of Patent: June 20, 1978
    Inventor: John H. Lotane