Patents by Inventor Henry Flohr

Henry Flohr 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: 3950022
    Abstract: A hydraulic hay fork for grappling hay comprising an hydraulic cylinder with a vertically moving depending shaft to which radially extending clawlike teeth are pivotally attached, and holding assemblies pivotally attached about midway along each tooth, means attaching the holding assemblies to the cylinder housing so that upward movement of the cylinder shaft will cause the teeth to grip, and an anti-bending telescoping assembly disposed alongside the cylinder and shaft and attached in a manner preventing rotation of shaft and teeth.The hay fork described in which the holding assemblies comprise a pair of relief rod assemblies for each tooth providing a yielding connection and a strengthening rigidity to each tooth.
    Type: Grant
    Filed: December 16, 1974
    Date of Patent: April 13, 1976
    Inventor: Henry Flohr