Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 225
FiR. 150. Propeller Fan with Wheel on Shaftfor Belt Connec-tioii. These … Fig. l.=)l. Fan Belt-Connected to Motor. Example. Assuming; a velocity of 800 feet per minute through a 4-footfan, what volume will be delivered per minute, and what speed and horse-power will be required? 184 HEATING AXD VEXTTLATIOX 17= TABLE XXXVIDisc Fans, their Capacity, Speed, etc. DiA. OF…
Architecture · Building · Carpentry
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