Specification of George Haseltine : inhaling apparatus.

  • Haseltine, George.
Date:
1873
Catalogue details

Licence: Public Domain Mark

Credit: Specification of George Haseltine : inhaling apparatus. Source: Wellcome Collection.

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    Specification. 3 Haseltine's Improved Inhaling Apparatus. forced down will enter and close tlie exhaust passage in the stopper after the removal of the exhaust tube therefrom, by which means the escape of the liquid from the main receptacle is prevented should the apparatus be inverted in travelling. 5 The fourth part of the said Invention consists in a hand so fitted fo the stopper of the main receptacle that it may he stretched over the stopper of the acid vessel to hold it in place, and over the top of the inlet tube to protect it and the vessel from injury when the inhaler is packed for travelling. 10 The fifth part of the said Invention consists in the applicaton of a valve to the inlet tube, whereby all liability is avoided of the rising of the liquid therein when the stopper is inserted into the mouth of the main receptacle. The sixth part of the said Invention consists in a modification liere- 15 after described. Description of the Drawing. Figure 1 is a perspective view of the said improved apparatus ready for use; Figure 2 is a vertical section through the same. Figure 3 is a perspective view of the said apparatus ready to he 20 packed for travelling, the protecting hand being thrown to one side; Figure 4 is a view showing the said protecting hand in place ; Figure 5 is a sectional view of details. Figure 6 is a view of a nasal tube herein-after described. Figure 7 is a section through an apparatus, constructed in accordance 25 with the said Invention, and having a valve applied to the lower end of its inlet tube. Figure 8 represents a modification of the said Invention. A is the main receptacle for containing the medicated liquid; B is a stopper of rubber or other suitable material provided with a passage a 30 for the reception of the exhaust or inhaling tube C, through which the vapor is inhaled ; h is the inlet tube which passes through the stopper, and extends nearly down to the bottom of the main receptacle, the