| 摘要 |
A system of opening and closure with lever servomechanism for pressure cooker of the type comprising a lever handle (1), a flexible lid (2) and an arc-shaped cross member (3) with the curved surface or back turned towards the handle, characterised in that said system comprises a fork (4) 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), so as to reduce the force to be applied to the lever handle (1). |
