Patents Assigned to Leningradsky Politekhnichesky Institut
  • Ski binding
    Patent number: 4842294
    Abstract: A ski binding comprises rest pins (1) mounted on a ski (2) for fitting in corresponding holes (3) in a toe portion of a sole (4) of boot (5).The outer surface of at least one rest pin (I) in conjunction with the surface of the corresponding hole (3) form a friction couple.
    Type: Grant
    Filed: December 3, 1986
    Date of Patent: June 27, 1989
    Assignee: Leningradsky Politekhnichesky Institut
    Inventor: Vladimir S. Makarenko
  • Ski binding
    Patent number: 4749208
    Abstract: A ski binding comprises rest pins (1) mounted on a ski (2) for fitting in corresponding holes (3) in a toe portion of a sole (4) of a boot (5) and a lock (6) restraining vertical movement of the boot (5). At least one part of the surface of the hole (3), contacting with the surface of the pin (1), is shaped as an arc that essentially corresponds a trajectory of a portion of the sole (4) of the boot (5) adjacent to the pin (1), when the skier pushes.
    Type: Grant
    Filed: December 12, 1986
    Date of Patent: June 7, 1988
    Assignee: Leningradsky Politekhnichesky Institut Imeni M.I. Kalinina
    Inventor: Vladimir S. Makarenko