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Expired
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Julius Spohn
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Individual
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Individual
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Publication of GB190828004ApublicationCriticalpatent/GB190828004A/en
28,004. Spohn, J. Dec. 27, 1907, [date applied for under Section 91 of Patents &c. Act, 1907]. Draught, inducing.-To promote the draught in a chimney, a fan A is mounted in an oblique position within a straight smoke flue B, the bearings E, F of the spindle being arranged outside the flue. A pivoted damper K, having a circular hole, may be provided and occupies normally a central position as shown by dotted lines, but is turned into the plane of the fan when the fan is working.
GB190828004D1907-12-271908-12-23Improvements in or relating to Devices for Varying Chimney Draught.
ExpiredGB190828004A
(en)