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Expired
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Robert Le Rossignol
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Individual
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Investigating Or Analysing Biological Materials
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Filling Of Jars Or Cans And Processes For Cleaning And Sealing Jars
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Abstract
15,065. Le Rossignol, R. March 16, [date applied for under Section 91 of Patents &c. Act, 1907]. Lift valves. - A valve intended to replace the pressure-reducing valves used with gas cylinders consists of a conical valve c in which the angle x lies between 85 and 90 degrees. The valve being thus very acute permits a fine regulation of the escaping gas. [Reference has been directed under Section 7 of Patents &c. Act, 1907, to Specifications No. 3281, A.D. 1894, and No. 27,618, A.D. 1904.]
GB190815065D1908-03-161908-07-16Conical Screw Down Valve with an Angle of Inclination between 85° and 90°.
ExpiredGB190815065A
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