Pressure Cooker Cover

摘要

A pressure cooker cover comprises a cover (1) and a float valve (2), wherein a seal ring (7) is installed in the inner edge of the cover while hooks (8) are installed in the two side edges of the cover. A push-pull device (9) which can move the hooks back and forth is mounted in the ends of the hooks. The push-pull device comprises a rotating base (9-1) arranged in the middle portion of the cover, a rotating shaft (9-2) and a locking piece (9-3) which is coupled with the rotating shaft (9-2). Sliding chutes (9-31) are provided at the two sides of the locking piece. Guide columns (8-1) which are slidingly matched with the sliding chutes are set at two ends of the hooks (8).

主权项

1. A pressure cooker cover, comprising a cover, a float valve, a seal ring, two hooks and a push-pull device;
said float valve is installed at the cover and penetrates through the top surface of the cover; said seal ring is set at the inner edge of the cover; the two hooks are installed symmetrically at the edge of the cover; said push-pull device comprises a rotating base, a rotating shaft, a locking piece and two sliding bars, the rotating base is installed in the middle portion of the cover, the rotating shaft is installed on the rotating base, the locking piece is coupled with the rotating shaft; each one end of the two sliding bars are respectively connected with the locking piece, each another end of the two sliding bars are connected the two hooks, respectively.