THE MOTOR.

Dominion, Volume 5, Issue 1466, 14 June 1912, Page 3

THE MOTOR.

(lii' Auriiirs.) The Rise in Petrol. Tii.pro lias, heeii muci-. falic of into poncPnivnir the .snni('\vhat .snihlpi'i. ri-<) ;iii t.lie-. lofiil prito ol' ps'rol mil o.llipr motor spinl's, and., althougji lopai pfieps ri:ro.sonuii.s it Jia.S hpo.ij :i'P-' : togiiispd' tliilt t;}.r<'. reason, for the 1111- ' Usual iliicti;r;tio!i in nritp was the uneaieutaied <1 nl.iiy 115 expected shipment-. So ii.pt ■ it Krpa:f dw'l of at tout ion . v,as •.•iven iutiii'.o prices-.. The- 1 , it; vr;is .yei'ver'nlii-v ' coiiqiudpd, wg-iikl r'e.inaiu 'tlio'.win.ip. ■ lint it liow ajiiH'ars tiiut 'he rise is 11.pt ! coiifiiioil to AiiKii'iVliisl-a. !I'l.ere hiis a-lto ' hpp'n a dooidod iuerease -iii Kn;rland. iinif-, from 0110 .slirf.liii}; a t'dlloii, ft; lias rispn. to ' one sliil-ling .aire! srspphep, jvli.-ilst even .iis ■ liiii.c'h. n'.s l:\vo i.s c'hi.ti'ged jji lna.-n-.y par!.-; n f -['he repent Strikes iii Groat Jiritein have oHtoi.is.i'!fl:.v led to the increases, hiife it i.s thought tluvi there is some further ro.'.-on tliai'i the la hour disturbanccs. The trouble is fcijcli a seritiii's a no to tlio moior industry that the lioyal .Aitopiohilp Cluh qf'Eiijjlauil js tjiiiiig steps to. asceria.iii the ciiuse. .Motorists in Ivusiaiii! r.rfl really alarmed ■ at the price pf petn'i, and arp- desi.fouS of 'w'lint 'lio p.i:ico iii. the fji'ti'ir'o is lilccly to he. ii.nd whe.lhir thpro is likely t.o. ix-i.'.a. further rise, for an Increase :iif ■ from. 50 to 10: i |>i'i pf'ii t*. ill- tile prico of tii-lro! is an ini]>ortaiil item -iii: the 111.1'kefi'p: oi' 1 a car,, -and: a. s.eri.o.u.s- oivei- to .lnp.to'i'-. ' trailing eoiicerns—such as laxi and omni- ■ bus .cpinpaiiiesi- ; . ■ Should the present price of. petrol hold in- I'.n.irlainl, theid.ivill cenainlv he ii inovp : ■t6...pei'fecf,' carburetters : fqr . lisiiig. li'eiivie.i: . spir.i't l —sjyjen jiariiffisi; Ten or twelve years back liiotorjsti iveru lisiny petrnl ol .(ifil) 1 and Specific R-rnviiy. aiu] they' .then inipprfpef carhnraii.ai'. ; ! To-day'i:- fr'ftli" f iuproyed' carbnre! ters, ,7-25. ■to '.'Toft'hnd : . .7fW."motbii spirit; is...constanUv-. used, and- with . Io?s trouble- tliaii iv'i.th .tliovliKhter spirit in tlio early- days of .motoriiiK. It follows that, with more fen...siti.ve eiirbureiters, wp inay yet K'et, i?s satisfactory' results -from Heiiyy molar spirit as from "the lighter .oil used to-day. - IThe. subject of petrol is now of woriil:widG;interest,:rind.its supply jiVtcl iirioc are of • importance to millions .01 pcajiie. In. 'Soyv y€ti^s , tjnic, tlio; coiisiuiiptipn of, ■ oU—lipavy; rnedilull, aiitl'.l.igliWi.ll '.intenial engine's -will be . so maiiy.. tiine.s- -greater : than that., of. to-day Uiat.'(fhmi!,'h (hero is riO; chance o'f. ; .siipp.lies" i : :tin nihg. ! : shdi'.t -:iii tlio .'or(li'n.af.y:':Mii^-pf; tl'-e term), the: 'cgnsiiniption ;wilt' lir^:o : nVercasPC. ' - so- -inMcii--itlirt't:'tlie"price "is= Soiinia. ' it js,> :'therefore, of imyortanco that inotorists slipuld.'.ikiioV Tviliat. is.- lilcely to- .liappeit. 111 tlio. future as regards petrol. Shock Absorbers. I'sed as no are to new patents the, sudden bound into prom.inen.ee 01 ■ the.; shock-.-absorber-' has. set,', tiio Sprains of Hie \vorld tliiiilcing out •av.yjhj;, t<i "f?o oue betfer" atul place patent on . t'ns market; ago. the; .sliock: absorber, whs. somewhat .0. a npy-; :.ellyVj)u.tVat;. : tliel present f'3iid\OT ; appointed ' 00r is'- complets; without.' some -tlayice'-pp; the kind ;to 'chcck the rcbonnd of the or-, •diiiary laminated springs- forming 'he. ■main- ; . i Xo doubt- the extra comfort, obtained from/a car so.!fitted: Wi]l.. : pjish .the :shociC:. ; 'absorber .the: >vay; 'jngja-siiecessity,: .or-;at least it. -v>ill seeuy.. so to pleasv.ro ears. .. ' :ThC' various ni-iikcs- .'of--' ; ppnie ; - binder."three nia'in; , ''.li.ca.ds'-.- .. .Th.cse,, : which rely for ' their damping effect. /.m, springs :p; t!.vo hellcal ,t^-pe;thp> e yi 11R" in;iliyiraiil{c; Vdani^pers; yauuj 'i'-f!??.??■'■ J 0 . 1 !!;? ,br/clying : "both the. stirihg .:aiid. Hie.Auid* danipers. , . '•' '• '■■ :The>:Gabriol-^nub&ei%.. : Tliis;device lvovks on. tiiP priiicinlG tliat'. in order -to <ec«re eonifpr.'al'i'p trayellinj: : it is hot iie'eessary ito nkeek, the eoir.presr 'sion-.of the main .fprii'gs but. only..' to "snub" tlieir rebound. 'The dpvi.ee itself, "cpnsiktsibfi ,a ; .'strap.one i ! endj of.--Aviiieli.' 'igi attaciicdto. i't.hoVoxleil.Av.li'il e itho {other ,iis; .coiled about'two mebtl shoes., which have powerful springs between'them,, tending. ;: : tdjforceij-.them inpart. As.. tlvp-' strap' slack}?. .?ens:i.througH;]the-:iipiterd;'n}ove.m^^ iixle it is free to coil tip' still further thr.b'-igli r ■ :^th'e-y.iii'.ctio.ii*!.,?ot' : "the:;. Springs, and shoes-aforesaid. JiVR tlio main, springs rebound, , however, it, is...bbyiou's" that'- in ordpr. tb. kngthen the strap thp resist<inco of -the spring whieli forces the shoes 'slicck:--' bouii'd is thus gradually tp.ken, np. is a ;tiK<st .iiigeiii.ms device and a very satisfactory ono ivithnl. ..'. The Tclesco -Tiiis'.is a verv nstercsting .device, ,crm-. billing, ns it does.-y-tho. ordinary double helica 1 spriiig slibckrabsofber . w : .:th .' liy-. drjulic biitfer.s. Essentially ritj^^^gnsistsfcof! [i. vertical .'cylinder or pair of cylimk-rs,

. three.-quatlers full of oil or other liquid, unci a- .ijist.oi! grossed dowrijyimj's by a power.! nl -helical -priiig. , V/hc-ii a rfiiiek ,is encountered:, I'.ai.slujj (hp Jiistpn and' tuni])n.-.v||i : . [| u spring, tlio ((quid. j'tISSPS i lM'iy (llVilllgil tiK. pistoll. lillt Will'" tire spring <;.sp.;viiifs-, ioi-ciUt the Viistnii i'i.'own-w.ai'.ds, a v;i!% u lifGvV'iiiin;; t.lio. rc'liir.n of ijip liquid .'except l;y jya'v; Of l.svy, or ili.iico si.iiaij holes, in iho piston, vhieh i:t.l His.-v the manner of j;i in" valves. lii, MiL 1 1'pioi'e, ;v= j he jiiain. . s«sngn«fpint spring-;. ar,p vOiiiiiios-f'c!. rindx'.r l'P'iul '"lijicks, is jv(> ;i'osis(;a.?ic« !■(» fl.Hi rising ■oi' (In; ToTe'seo." piston, .pACX-pi-jljn sl't oi' its spring.: ow, :if .'is aiivi'.i.iis .thai: .ths energy absorbed., in co'iiV pressing -.1 Jin -spring will ho pxppri.fel. linfc'li uio.i-ii rapidly jh l dceampressirig' (jsjiir :i'.t. v-'ns . takes! i\!t* .'vili'i'e'sk :soine. f■ I vo:tiO] pj(1 ii<sVCC is exerted \b .prosrci'it Ine ~u,l(!oit ■j-'P'.bpunfl. 'Jh'i;., of .c:oiiivp ( . i.s Ills h'ydr.a'i.iiiji liiihop cmiies. lii and' iiiiui'ni-r-s t-lic! shock ftf tl;..< return. The pr-i i.U'Vple. is exa.cll.y t ]u> >;nnic. as tluit' ;c.jii])loyn(j. in: 11i0 hydraulic. rpsisin ncc cylinders which arc ii.sefl- U> take iip tinrecoil o'f heavy' guiisi. The Premier. This pateiit insists of two lio'iic ll ■smungS. (if .-'■jiii.ro section,, i,v bolts ivftieh p.i~A ! hj on-j]. :iho "attaelmierit pib.ee,. which j» in tiis.ii attached to Wie . dumb-iron or upper half of , the in:a's.ii..spring-. Tilt;, i'b.-'.'i'biT-.-pi'irg.s :irp hot elicited, are ee-y oi adjustment, an.', ionMne great sensitive:!! s< with absolute: frttor.il rigidity, It is generally though! let. he. fli'io' '.oi: the 'besS iif ! i,ls l.Jinil. Aii-' iitlipr popular iniVlfo' ;is the "Amorte-ri-iii-. 4,V pf flip, elastic.; spring lViiui.. : i:'t ca'n: hp : iixed't:o iii car-'ln a 'fc.jv iiVii'iiftss'. ' Of there- .still 'ho .-some-' who a'rgiify that l/pyoiid' tin- extra comfort in : riding tli:n sho,ek:-ab.soi:bei: is not- doMViSblpTliey aiiil'm I hat it tend' to Vp&j balance 01, the car, and . iiVcrp'a's.p -.th'? general running ivcar and tear oJ. 1 ]=o .rciitd,'; JiidtiiiVgi ;fi:iqhf Jlvo'ii'ifijilipjc '<$" cars ii'.nv ii; SeiMili as. .if "dfHa'Bri^^Ultli^thii^qiytit.iinV,' ' or 'at' Ve.ast 'think tlia't tlio nri.led- coPifort ■ 111 ore 1 haii co'intpi'kaiaiicos tha suggcited' dra«'ho:ks 01 the ahsorlipi:;.