of the *ir. 

 br 



Th,. -loth was toughened 



'*>of 

 a good strong prick f mm a tank. This 



armor wa put fnttde tne tub* 



-, . .. - ' 



The main .linVuliy *. thn- 

 hold to posit* ottom or 



nneumatie tire* and sometimes a i 



ttSSfcfc: 



; , ' 



. 



taiXu: i 



inside the tube before it was in- 

 to position. 



n Id not be 



"f the 



_ _ rid-r found. 

 , the extra weiffat, 



ilipand afford no 



the outer tire vat punctured. 

 - - " fhid.ng 

 nini:. and 



light, tne pneumatic 



.. , . a otep wa at ] H *t 



tosm to the right dlreoiion. The master stroke 

 wa a carting aside of a! make the 



rubber withstand th- <u( and blows to which 

 teuot subjected it and boldly taking an entirely 

 different tack. As soon as the inventors stopped 

 H^nf to get resistance out f A thing that could 

 not bo made a restnUnt body, and set to work 

 trying ^ make the rubber tires not resistant hut 

 capable of being mended speedily, success smiled 

 upon their efforts. There were three efforts also 

 to thw direction before the thine could be re- 

 nt settled. A last attempt at the M uick 



The plug was to be put in big end ilr-i. ami the 



||g liark thmil^ll til." tmlr could 1>0 



trimmed off to fit. Tin- dilliculty with thi> ar- 

 rangement was the amount <>f DMohanioal skill 

 ..ni on tlii- first rude 

 ilu- sjM-nly np'iidinj; of an injun-d 

 was a neat* and inp-ni"u- little con- 

 .- ...nii-iliing like a t-orkscrew. Tlii- had 

 an obliqur ..jH'iiinpatonecnd. and ii-chicf claim 

 as an improvement was that it had the awl in the 

 hollow of the handle. With theawl \\\\\- MOOTed, 

 and Certain of wrkin;; pn-|M-rly. the rul.lier |>lu^ 

 wasdriven home to its po.sition much moreqoiok- 

 ly and certainly than the former appliance did 

 the work. One of the latest r> ] >a i n 1 1 _: tools effects 



Mailing of breaks to bicycle tires by electricity 

 has not yet been sufficiently trird to be fairly 

 jod|(rd. 'The flr>t attempt t-> in.-n-l t)u> pun- 

 tored Ures was to supplying to riders a tiny pir 

 of pinchers, with a small awl that could be 



ric 



red hoi, a little book of rubber plugs 



.. fly fisher's book of die* 

 powerful liquid g\w or fi-nn'iit. Wiihii 

 hand pump for refillinfr a bund t 

 rider miffht now go on a kmg trip and feel re*- 

 oaaMy certain that, eren if he did hare the mis- 

 ' 



baptn'pric, /-th,.. way place. 



the chance* were that the injury could *peedily 

 he repaired, at lea* *urnYi-ntly f.. r him to pro- 

 ceed oo hit journey and got home that n^ht. 

 With the ost of toob spoken of, the mode of ,,r. .- 

 cedure was as follow*: When the tire was punc- 

 tured the rider dismounted and examined the 

 injury. If it wa* a simple punct. 

 stnooth toner surface, be need not trouble to 

 heal the awl, but could proceed at once to patch 



- : . ..,,; 



hsf looted ttoatiay toadstool It was inserted 

 with the pinchers or pliers after bring carefully 

 folded and cohered with glue. TWthe 

 this plujr is that tho preesnre of the air from 'the 

 blown-up nneumatir will hold it in place once it 

 is secured tn the puncture, with the head inside, 



FiG.7 



a reparation almost with the turn of the wr 

 is a little instrument about six inches long and 

 has, like the others, the object of inserting and 

 securing " tiny ruM>cr plug where a hole in the 

 tire has been made. The tool shown in the ac- 

 companying illustration is the instrument with 

 pairing plugs. Fig. 1 shows the tool as 

 i in the tool bag or in the pocket. Figs. 

 2 and 3 show the tool separated. Fig. 2 shows 

 the divided iilungiT in which the stem of the plug 

 is inserted. Fig. 4 shows the tool locked tog-t her. 

 with the rubber plug inside the pointed e\ 

 <>r. which i- itiM-rt-d in the punch* 

 shows the plunger forced through the puncture 

 toaide the pointed xpander. with the pli.. 

 lied through and inside the tire. Fig. 6 shows 

 -1 withdrawn, leaving the plug in the 

 ire with the head of the plugin>ideof the 

 tire and covering the puncture. Fig. 7 shows 

 the stem of the plug cut even with tne surface 

 of the tire, making the repair complete. It is 

 always well in repairing punctures not to use 

 any larger plugs than are absolutely necessary. 



