Specification of Theophilus Westhorp : lint.

  • Westhorp, Theophilus.
Date:
1862
Catalogue details

Licence: Public Domain Mark

Credit: Specification of Theophilus Westhorp : lint. Source: Wellcome Collection.

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    Specification. TVesthorp^s Improvements in Lint, has been carded or scribbled, with vegetable tar, and thus render it antiseptic and disinfectant, The fibres so prepared with vegetable tar may be used in the loose state or they may be made into sheets, and such sheets may be secured by an adhesive medium to a backing of paper or waterproof material. 5 In order to impregnate the fibrous material with vegetable tar I immerse it in the tar in a boiling state and afterwards remove from it the excess of tar by subjecting it to hydraulic or other pressure, or fleeces of fibrous material from a carding or lapping machine may be passed into boiling tar and be withdrawn from the tar between rollers to remove 10 the excess. Sheets of fibrous material thus prepared may be used as lint either with or without a paper or other backing, I prefer to use a mixture of wool, cotton, and flax, either mixed together by carding or scribbling, or bats or fleeces of these fibres may be lapped one over the other, 15 SPECIFICATION in pursuance of the conditions of the Letters Patent, filed by the said Theophilus Westhorp in the Great Seal Patent Ofiice on the 10th March 1871. TO ALL TO WHOM THESE PEESENTS SHALL COME, I, Theophilus Westhoep, of the West India Lock Hoad, in the County of Middlesex, 20 send greeting. WHEREAS Her most Excellent Majesty Queen Victoria, by Her Letters Patent, bearing date the Tenth day of September, in the year of our Lord One thousand eight hundred and seventy, in the thirty-fourth year of Her reign, did, for Herself, Her heirs and successors, give and 25 grant unto me, the said Theophilus Westhorp, Her special licence that I, the said Theophilus Westhorp, my executors, administrators, and assigns, or such others as I, the said Theophilus Westhorp, my executors, administrators, and assigns, should at any time agree with, and no others, from time to time and at all times thereafter during the term 30 therein expressed, should and lawfully might make, use, exercise, and vend, within the United Elngdom of Great Britain and Ireland, the Channel Islands, and Isle of Man, an Invention for ‘‘ Improvements in THE Preparation of Fibrous Materials to Render them suitable for Use as