发明名称 Closure and safety device for all pressure-cooking vessels
摘要 The subject of the invention is a new industrial product consisting of a pressure cooker whose gasket is the key element on which the whole system is based. It consists of a body (1) machined to receive the O-ring gasket in its inner groove and provided with external bayonets designed to secure the annular ring-stirrup (20) which will hold the gasket in place by covering it completely while the appliance is in use, in perfect safety, once the lid (2) has been raised by the pressure, so preventing any plastic flow. Adjustment takes place as pressure begins to be raised by a heat source, by means of the static needle [valve] with deflector (14) placed on the lid, which comprises on its lower part a special anti-locking filter [strainer] (11). The gasket ensures both the operation and the safety of the apparatus. <IMAGE>
申请公布号 FR2662593(A2) 申请公布日期 1991.12.06
申请号 FR19900006691 申请日期 1990.05.30
申请人 LAVERGNE GEORGES 发明人 LAVERGNE GEORGES
分类号 A47J27/09;(IPC1-7):A47J27/09 主分类号 A47J27/09
代理机构 代理人
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