Van Nostrand's eclectic engineering magazine (1869)
[New York : D. Van Nostrand] · leaf 376
354 VAN NOSTRAND'S ENGINEERING MAGAZINE. wheels 6 to 7 ft., diameter of wheels 6.} to The brake is a simple iron strap or rope 7 ft., bearing pin on ends 2| in. by 4 in. applied as shown in Fig. 1., and a wooden The manner of securing the iron bearing pawl is used to fall from above against the pin… … apparent except that of increased size, the ! of the wheel is 9 in. and the whole is built present diameter being about 7 ft. and the j of inch pine lumber, surfaced to a uniform rope pulley wheel on the side 5 ft.; the face I thickness. The grooves of the rope pulleys on both ' are firmly mounted…
Engineering
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