| 摘要 |
<p>This invention relates to a cooking vessel having a double-layered wall structure, comprising an inner shell and an outer shell. A silicon ring is disposed between the top and bottom flanges of the inner and outer shells. The knob of the cover of the cooking vessel is provided with a means for gauging temperature whose bottom portion is extended to inside the cooking vessel. A heat conduction plate is affixed to the bottom surface of the inner shell and a plurality of raised ridges are formed on the bottom surface of the outer shell. Additionally, the cooking vessel further comprises a cover and a plurality of embossed ridges are formed in an inner surface of the cover. The cooking vessel further comprises a pressure releasing device for releasing the pressure within the inner space between the inner and outer shells.</p> |
