e the pumps , to which the buck - ets are connected at the ends by rods and guiding trunks , the point of Con Fig . 225 . — Double Air Pump and Condenser , arranged nection for the main rod vertically . A , Condenser . b b , Air pumps . c c , Covers for do . being placed within the d Exhaust… … Fig . 226 . — Single Air Pump and Condenser , and valve seats , with the necessary arranged vertically . guards to prevent or limit the lift of a , Condenser . b , Air pump , c , Air - pump cover . d d , Exhaust passages . e , Discharge passage . the discs . These valves are intro - f f , Pillow…
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