Patents by Inventor Andrei Dmitrievich Plotnikov

Andrei Dmitrievich Plotnikov 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).

  • Safety device for the drive of a closing member
    Patent number: 3965759
    Abstract: The present invention relates to drives for closing members applicable in various branches of industry, particularly to pipeline closing fittings and clamping fixtures of machine tools, and more specifically, to safety devices for the drives of closing members.The invention is principally characterized by that in a safety device for the drive of a closing member, comprising a drive switch and a mechanical overload sensor capable of interacting with the drive switch to turn out the drive at an overload thereof, the mechanical overload sensor is made as a fly-wheel rotated from the closing member drive and is capable of movement.The present safety device provides a reliable protection for the drive of the closing member both from static and dynamic overloads.
    Type: Grant
    Filed: October 15, 1974
    Date of Patent: June 29, 1976
    Inventors: Andrei Dmitrievich Plotnikov, Viktor Andreevich Soloviev, Tigran Ovanesovich Ter-Mateosiants, Oleg Nikolaevich Shpakov