| 摘要 |
A safety valve for a pressure cooker including: a valve device having a valve cylinder casing that is in color denoting danger, a valve device suspending sleeve in which the valve device is provided so that the valve device is movable within the valve device suspending sleeve in the axial direction of the valve device, a band member provided on the upper portion of the valve cylinder casing of the valve device so that the band supports the valve device on the valve device suspending sleeve, the band member being in color denoting safety, and a nut engaged to the valve device suspending sleeve to secure the valve device suspending sleeve to the lid.
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