PIVOT-LEVER MECHANISM Russian patent published in 1994 - IPC

FIELD: mechanical engineering. SUBSTANCE: stand 8 of the second four-links is mounted for rotation of common pivot of driving crank 5 and intermediate rocker 3. The mechanism is provided with two-carrier group whose links 9,10 interconnected through a pivot, fixed stand 25 used for securing the second end of link 10, spring 12 for spring-loading the link to fixed stop 11, and movable stop 13 used for interacting with stand 8 of the second four-link When driving crank rotates rocker 3 oscillates together with link 5. EFFECT: expanded operating capabilities. 2 dwg