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Rawlings invented the wall plug around 1910–11, registered a patent in 1911, trademarked the "rawlplug" name in 1912 and was granted the patent in 1913. In 1919, his company, formerly known as the
Rawlings Brothers, was renamed to
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and later a mechanical engineer. In 1896, he married
Millicent Dale, with whom he had a son, Ralph John Rawlings, and daughter, Kathleen Millicent. He retired to
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This article about an engineer, inventor or industrial designer from the United
Kingdom or its predecessor states is a
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The company went on to develop the
Rawlbolt, a fitting with similar function but much greater size and strength.
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penetrated, the more the fibre expanded and the greater the grip against the masonry. The jute was replaced by a
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fibre cylinder inserted into a hole drilled in the masonry and into which the screw was inserted. The deeper the
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67:, Wandsworth, London, the eldest son of carman John Rawlings and Sarah Payne. He worked as a
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singly, or in multiples attached together by the original
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170:"Get a grip! – the invention of the Rawlplug"
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43:mechanical engineer and inventor of the
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39:(1 June 1860 – 4 August 1942) was a
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175:. ResearchPod. Archived from
63:Rawlings was born in 1860 in
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229:. You can help Knowledge by
51:. He was the founder of the
147:. 14 August 1942. p. 1
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95:The original device was a
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55:manufacturing company.
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182:on 30 September 2007
141:"Mr. J. J. Rawlings"
37:John Joseph Rawlings
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205:Short note
122:References
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73:Wimbledon
59:Biography
45:wall plug
186:17 April
151:17 April
79:Rawlplug
53:Rawlplug
49:rawlplug
41:British
180:(PDF)
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113:sprue
101:screw
227:stub
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97:jute
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