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Alfred Julius Boult
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Individual
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Publication of GB190400090ApublicationCriticalpatent/GB190400090A/en
90. Boult, A. J., [Sennevoy, Baron R. P. de]. Jan. 1. Tyres, pneumatic. - A repair strip for closing punctures in inner air tubes and single-tube tyres is formed of two india-rubber or other flexible discs a, b connected together by an elastic stem c, Fig. 5, or web c, Fig. 3. The strip may be provided with a projection f, Fig. 5, and a recess d, for facilitating insertion into the puncture. The two surfaces of the discs facing each other are coated with solution before insertion.
GB190400090D1904-01-011904-01-01Improvements in or relating to Puncture Closures for Pneumatic Tyres.
ExpiredGB190400090A
(en)