Show What il the e World Is CAS SEEN BY POPULAR z Cycling on Snow and Ice shod with a tread S SEASONABLY such as that shown in in the illustration illustration illustration tion the bike can be depended upon for winter sport or ordinary uses over ice and snow With ordinary tires cv cycling cling is is not only onty hard work in m winter winter win winter win win- ter but precarious with the tread described described described de de- de- de scribed here however good traction is is assured and the runner makes the machine easily handled The necessary materials are arc twenty 1 ig by 3 ra flap back-flap hinges seventeen seventeen seventeen seven seven- teen in ie-in stove bolts boits 2 in long and four 3 in in long three strips of 26 25 gauge galvanized sheet steel 2 by 30 in in ins s lb Ib rivets and washers a II pair of light 3 m strap hinges a 3 m T T- T hinge a pair of 3 m butt hinges a aby by 4 m machine machine bolt bolt six No 14 screws 3 in in long one 1 m awning pulley pulle 2 ft of steel jack chain No 16 m link one screen door spring and anda a skate For a 26 m wheel one less back flap hinge L is 13 used nineteen A h Aby s by 2 m 2 bolts and one 3 in bolt The twenty hinges are bent at each end at right angles the lugs be being ng in in long and the countersunk sides opposite the lugs Beginning in in I from the end of each galvanized strip I rivet the hinges to the strips using four riv rivets ets to each hinge and keeping them 2 in in apart Equip two to of the strips with seven hinges and one with six six then connect each hinge t to the next with the 2 m bolts Cut the strips with within u in m ends center them themo o over oer er the rim rim of the wheel and connect the end hinges with the 3 m bolts Tighten up all bolts then with pliers and hammer shape the sides of the strips to grip the nm rim From 1 m ash cut a n. runner shoe 3 in in wide and 23 25 in in long Cut down 12 in in at one end to in in or in in thick and taper the tides ides down to ta 2 in in wide Steam the toe or soak it in in hot water then bend it to shape The fork post fits below the head and is is 2 m in wide and 24 in in long ong 22 in in for a 26 m in wheel the hub block is is 2 in in thick 5 in in long and 3 m in wide and is is bored to take the machine bolt with the post in in place To fasten the post below the head shape the 3 m strap hinges to form farm a clip screw to the post and bolt behind the head With a bit and ke keyhole hole saw cut a am Vt m slot centered below the hub block and e ex extending ez- ez I I tending down 4 in in at the front but only 2 in in at the back Cut the piece B of the runner 2 by 3 in in long and shape roughly a 3 m side to fit the skate placing the heel even with one end If it is 03 a clamp skate remove the clamp and either drill screw holes or secure with three 3 in mending plates as cleats With the shoe shaped and dry lay it li over the skate with the toe end of B even leven with the shoulder of the shoe and locate the skate toe This point is 13 the under each screw head At the heel attach a n. in 4 butt hinge three screws into B Band and screw v in in each side of the shoe then cut off any waste heel At Atthe Atthe Atthe the toe rivet the 3 m T hinge as shown shawn Assemble the gear to the post past with a n 3 m butt hinge centered on top tap of the block B I The 9 in spring pulley and chain keep the runner headed up for 1 I J ll Q limit of the cutout in in the shoe for the blade blade blade-a a slit centered from the heel of the shoe Assemble the runner with the toe point of the skate set in in about in in from the shoe bottom bottom so so that there will be no po possibility of stubbing At this this' end there will bo be perhaps an aninch aninch aninch inch space between B and the shoe Fit a wedge block here hero with the heel of the shoe brought up to block B D and secure it with two 3 m screws screw driven en through B through the wedge and into the shoe These must be countersunk counter counter- sun sunk 1 in in a and d a Y washer s e or tw two used easier easier steering and safety when jumping jumping jumping jump ing bumps Back of the post secure the pulley with a screw ej e set into the lower edge of the 2 m opening Cut the spring to length and with another fasten one end then connect up the chain around the pulley through the opening to the hinge on the toe of the shoe With the runner off the ground if the spring is is pulled down to within about 4 in in of the tha I pulley the tension should be right After trying hying out this tread for a n few minutes tighten up any hinges on tho the I I tre tread d if n necessary ry |