Patents by Inventor Nikolai I. Bolshak

Nikolai I. Bolshak 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).

  • Machine for producing reinforced cast pieces
    Patent number: 4155688
    Abstract: A machine is disclosed for producing reinforced cast pieces on a rope, which are to be spaced apart at a desired distance along the rope. Mounted on the machine bed are half-moulds having two aligned holes to receive the rope, a mechanism for closing and opening said half-moulds, a device for pouring a material into the half-moulds, and a device for moving the rope step-by-step. The machine is also provided with a device for fluffing the rope so as to reinforce cast pieces, the device being mounted on the machine bed nearby the half-moulds.
    Type: Grant
    Filed: February 15, 1978
    Date of Patent: May 22, 1979
    Assignee: Zavod "Nezhineselmash"
    Inventors: Nikolai I. Bolshak, Leonid B. Borislavsky, Vladimir S. Korovai