Patent attributes
A pressure cooker comprises a handle, a body, an outer lid being pivotally mounted on the body, an inner vessel with flange extending radially, an inner lid that is configured to cover the inner vessel, a rotatable rim protrusions that selectively engages with the flange of the inner vessel. The pressure cooker that utilizes an one-hand opening and locking mechanism that simultaneously locks the outer lid with the main body and locks the inner lid with the inner vessel. The locking of the outer lid is achieved by a clasp assembly, whose position is controlled by the handle. The locking of the outer lid is achieved by the pairing of the flange and the rim protrusions, whose position is also controlled by the handle. The pressure cooker also comprises a pressure rod that changes its level based on the pressure of the inner vessel.