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Refillable fire extinguisher

阅读：48发布：2023-10-23

专利汇可以提供Refillable fire extinguisher专利检索，专利查询，专利分析的服务。并且A fire extinguisher or the like spraying apparatus wherein a mechanically resistant container is adapted to receive through its upper or lower end a cartridge made of a sheet showing no great mechanical resistance and enclosing a refill mass of material to be sprayed and/or a bottle of compressed gas the container being provided with means for perforating the bottle whether inside the cartridge or adjacent the latter inside the container. The gas pressure when released causes the diaphragms to burst, allowing the escape of the mixture to be sprayed, to burst. A fire extinguisher of this type can be refilled speedily several times in succession.，下面是Refillable fire extinguisher专利的具体信息内容。

权利要求

1. A spraying apparatus, chiefly a fire extinguisher, comprising a container adapted to resist the pressure of the mixture to be sprayed and provided with an opening at one end; a cover adapted to be snapped into position over said opening; means through which a mixture to be sprayed may be projected out of the apparatus; provision of product to be sprayed; a bottle of compressed gas said compressed gas being adapted to be conveyed when released onto said product to form a mixture therewith, means through which the mixture thus formed is urged out of the container into the projecting means, said provision and bottle being carried inside the container; a cartridge including a frangible cover and enclosing both said provision of product and said bottle, said cartridge being adapted to enter the container through said opening; and means carried by the container adapted to puncture said frangible cover and strike the bottle to release the gas therein.

2. The apparatus defined in claim 1, wherein the provision of product is carried inside the cartridge, and wherein the means through which the mixture is urged out of the container includes at least one tube, extending vertically between the bottom of the provision of product and the upper end of the cartridge, together with a cover for the end of said tube adapted to burst upon application of pressure so as to connect said lower end of said provision with the inside of the container through the upper end of the tube.

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