Patent ID: 8714391
Filing Date: 2014-05-06
Classification: A47J

Abstract:
1. A system of opening and closure with a lever servomechanism for a pressure cooker comprising a lever handle ( 1 ), a flexible lid ( 2 ) and an arc-shaped cross member ( 3 ) with a curved surface turned towards the handle, said system comprising a fork ( 4 ), with one arm of suitable thickness, and a seat, said fork connected to the lever handle with a first hinge ( 8 ) and to the flexible lid with a second hinge ( 9 ), and a third hinge ( 7 ) for connection between said handle and the cross member ( 3 ), in such a way as to reduce the force to be applied to the lever handle ( 1 ), characterised in that said cross member ( 3 ) is provided with at least one pair of brackets ( 6 ), symmetrically positioned along side said cross member ( 3 ) in a central position, and rigidly restrained thereto, whereto the lever handle ( 1 ) is connected by means of said third hinge ( 7 ).