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इंटरनेट मानक Disclosure to Promote the Right To Information Whereas the Parliament of India has set out to provide a practical regime of right to information for citizens to secure access to information under the control of public authorities, in order to promote transparency and accountability in the working of every public authority, and whereas the attached publication of the Bureau of Indian Standards is of particular interest to the public, particularly disadvantaged communities and those engaged in the pursuit of education and knowledge, the attached public safety standard is made available to promote the timely dissemination of this information in an accurate manner to the public. “जान1 का अ+धकार, जी1 का अ+धकार” “प0रा1 को छोड न’ 5 तरफ” Mazdoor Kisan Shakti Sangathan Jawaharlal Nehru “The Right to Information, The Right to Live” “Step Out From the Old to the New” IS 13506 (1992): Automtive vehicles - Method of test for articulation [TED 4: Automotive Braking Systems] “!ान $ एक न’ भारत का +नम-ण” Satyanarayan Gangaram Pitroda ““IInnvveenntt aa NNeeww IInnddiiaa UUssiinngg KKnnoowwlleeddggee”” “!ान एक ऐसा खजाना > जो कभी च0राया नहB जा सकता हहहहै””ै” Bhartṛhari—Nītiśatakam “Knowledge is such a treasure which cannot be stolen” Indian Standard AUTOMOTIVBVEHICLES- METHODOF TESTFORARTICULATION UDC 629’113’011’72 : 620.1 @ BIS 1992 BUREAU OF INDIAN STANDARDS MANAK BHAVAN, 9 BAHAD UR SHAH ZAFAR MARG NEW DELHI 110002 tsuguA 1992 Price Groop 1 Automotive selciheV gnitseT and ecnamrofreP noitaulavE lanoitceS ,eettimmoC DET 8 FOREWORD sih? naidnI dradnatS was detpcda yb eht uaeruB fo naidnI Standards, retfa eht tfard dezilanif yb eht evitomotuA selciheV gnitseT and ecnamrofreP noitaulavE lanoitceS eettimmoC had neeb devorppa yb eht tropsnarT gnireenignE noisiviD .licnuoC ehT revo all ecnamrofrep fo an evitomotua elcihev is a noitcnuf fo eht ecnamrofrep fo its suoirav ,stnenopmoc smetsys .cte ehT ecnamrofrep fo a elcihev dluohs ton etaroireted neve ni esrevda snoitidnoc fo noitarepo fo eht .elcihev ehT eulav fo noitalucitra thgieh nevig ni this standard lliw eb deweiver as and nehw rehtruf data dluow eb .elbaliava ehT standard sevig a mrofinu dohtem ot establish eht thgieh fo noitalucitra elbaveihca yb an evitqmotua .elcihev roF eht esoprup fo gnidiced rehtehw a ralucitrap tnemeriuqer fo this standard is ,deilpmoc htiw eht lanif ,eulav devresbo ro ,detaluclac gnisserpxe eht tluser fo a tset ro ,sisylana shall eb dednuor ffo ni ecnadrocca htiw SI 2 : 1960 seluR‘ rof gnidnuor ffo laciremun seulav ( revised )‘. ehT rebmun fo tnacifingis secalp deniater ni eht dednuor ffo eulav dluohs eb eht emas as that fo eht deificeps eulav ni this standard. SI 6053I : 1992 Indian Standard AUTOMOTIVEVEHICLES-METHODOF TESTFORARTICULATION nevig ni 2.1 era .dehsilbatse ehT mumixam 1 EPOCS noitalucitra thgieh shall eb derusaem and 1.1 sihT standard seificeps eht dohtem fo tset .dedrocer rof noitalucitra fo ,srac ,speej thgil laicremmoc ,selcihev skcurt and buses. 4.2 ehT gniwollof snoitarepo shall eb dekcehc htiw evoba denoitnem snoitidnoc fo eht :elcihev 2 YGOLONIMRET )a gnisolC and gninepo fo ;srood 2.1 thgieH fo noitalucitrA )b gnisolC and gninepo fo tennob ;revoc tI is eht mumixam thgieh ot hcihw eht tsehtraf )c gninoitcnuF fo ,hctulc ekarb and -elecca yllanogaid etisoppo sleehw fo eht elcihev nac eb rotar sladep ni yranoitats noitidnoc -htiw desiar llit eno fo eht gniniamer sleehw starts tuo gniluof fo rieht evitcepser ;segaknil gnitfil up ro eht noisnepsus is desserpmoc ot and eht mumixam timil dewolla yb eht ,sreppots fi .dedivorp )d gnitratS fo eht .enigne 3 NOITARAPERP FO EHT ELCIHEV 4.3 ehT gniwollof snoitavresbo shall eb edam nehw eht elcihev is ni eht detalucitra noitidnoc 3.1 ehT elcihev shall mrofnoc ni all its parts and as ni 4.1. stnenopmoc ot eht ngised ro/dna noitcudorp a> seires as .elbacilppa gniluoF fo ekarb senil ro leuf senil against chasis emarf ssorc srebmem cte ; 3.2 ehT seryt dettif no eht elcihev shall ton evah enod erom than 10 rep tnec fo its efil and b) noitavresbO fo yna skcarc no eht chassis shall eb detalfni ot eht erusserp dednemmocer ,emarf ssorc srebmem ;cte yb eht elcihev .rerutcafunam daerhT htped c> gniluoF fo gnireets segaknil htiw ,sleehw tnemerusaem yam eb desu ot assess eryt .efil daol springs ro ekarb pipings; 3.3 ehT elcihev shall eb dedaol ot eht -cafunam d) ruoivaheB fo kcohs srebrosba and -ronba ’srerut mumixam latot thgiew and eht daol dis- ytilam ,deciton fi ;yna and noitubirt neewteb eht selxa shall eb as -mocer dednem yb eht .rerutcafunam e) gnisolC and gninepo fo egaggul -trapmoc tnem ro desolcne gnidaol .tnemtrapmoc 4 TSET PROCEDURE 4.4 ehT evoba tset shall eb detaeper rof eht 4.1 ehT elcihev shall eb decalp no a level -rus rehto riap fo yllanogaid etisoppo .sleehw .ecaf nI esac fo owt delxa ,selcihev eht tsehtraf 4.5 nI esac fo selcihev gnivah erom than owt ,decalp yllanogaid etisoppo leehw shall eb desiar up yb lauqe stnuoma yb gnikcaj yltcerid ,selxa eht tset shall eb deirrac tuo no eht rednu eht .leehw ,ylevitanretlA eseht sleehw yam tsehtraf and ,tsomrenni yllanogaid etisoppo sleehw as .denoitnem eb desiar morf eht dnuorg and elbatius planks decalp rednu eht .leehw ehT sleehw neht yam 5 TIMIL FO NOITALUCITRA THGIEH eb derewol ro yna rehto dohtem yb hcihw eht yllanogaid etisoppo sleehw shall eb desiar yb 5.1 ehT noitalucitra thgieh shall ton eb less lauqe thgieh morf eht dnuorg yam eb .dewollof than 200 .mm ehT gnitfil shall eb enod llit eht snoitidnoc Standard Mark ehT esu fo eht dradnatS Mark is denrevog yb eht snoisivorp fo eht Bureau of Indian and eht seluR and snoitalugeR edam .rednuereht ehT dradnatS Mark no Standards Act, 1986 stcudorp derevoc yb an naidnI dradnatS syevnoc eht ecnarussa that yeht evah neeb decudorp ot ylpmoc htiw eht stnemeriuqer fo that standard rednu a llew denifed metsys fo ,noitcepsni gnitset and ytilauq lortnoc hcihw is desived and desivrepus yb SIB and detarepo yb eht -orp .recud dradnatS dekram stcudorp era osla ylsuounitnoc dekcehc yb SIB rof ytimrofnoc ot that standard as a rehtruf .draugefas sliateD fo snoitidnoc rednu hcihw a ecnecil rof eht esu fo eht dradnatS Mark yam eb detnarg ot srerutcafunam ro srecudorp yam eb deniatbo morf eht uaeruB fo naidnI Standards. Bureau of Indian Standards BIS is a yrotutats noitutitsni dehsilbatse rednu eht Bureau of Indian Standards Act, 1986 ot etomorp suoinomrah tnempoleved fo eht seitivitca fo ,noitazidradnats gnikram and ytilauq noitacifitrec of sdoog and gnidnetta ot detcennoc srettam ni eht .yrtnuoc Copyright BIS has eht thgirypoc fo all its .snoitacilbup oN trap fo eseht snoitacilbup yam eb decudorper ni ’yna mrof tuohtiw eht roirp noissimrep ni gnitirw fo BIS. sihT seod ton edulcerp eht eerf ,esu ni eht esruoc fo gnitnemelpmi eht standard, fo yrassecen ,sliated hcus as slobmys and ,sezis sepyt ro edarg .snoitangised seiriuqnE gnitaler ot thgirypoc eb desserdda ot eht rotceriD ( snoitacilbuP ,) .SlB Revision of Indian Standards naidnI Standards era deweiver yllacidoirep and ,desiver nehw yrassecen and ,stnemdnema fi ,yna era issued morf emit ot .emit sresU fo naidnI Standards dluohs niatrecsa that yeht era ni noissessop fo eht tsetal stnemdnema ro .noitide stnemmoC no this naidnI dradnatS yam eb tnes ot SIB gnivig eht gniwollof ecnerefer : eoD : .oN DET 8 ( 4702 ) Amendments Issued Since Publication dnemA .oN etaD fo eussI txeT detceffA UAERUB FO NAIDNI SDRADNATS :sretrauqdaeH Manak ,navahB 9 rudohaB Shah rafaZ Marg, weN ihleD 110002 senohpeleT : 331 01 31, 331 13 75 smargeleT : Manaksanstha ( nommoC ot all seciffO ) lanoigeR seciffO : enohpeleT lartneC : Manak ,navahB 9 rudahaB Shah rafaZ Marg 33101 31 WEN IHLED 110002 331 13 75 nretsaE : 41/l C. .I .T emehcS IIV M, V. .I .P ,daoR alotkinaM 37 84 99, 37 85 61, ATTUCLAC 700054 37 86 26, 37 86 62 53 38 43, 53 16 40, nrehtroN : SC0 ,644-544 rotceS 35-C, HRAGIDNAHC 160036 53 23 84 nrehtuoS : C. I. T. Campus, VI ssorC ,daoR MADRAS 600113 t 223355 0125 1169,, 223355 0243 415 2, nretseW : ,ayalakanaM 9E MIDC, ,loraM irehdnA ( East ) 632 92 95, 632 78 58, YABMOB 400093 632 78 91, 632 78 92 sehcnarB : ,DABADAMHA ,EROLAGNAB ,LAPOHB ,RAWHSENABUHB ,EROTABMIOC ,DABADIRAF ,DABAIZAHG ,ITAHAWUG ,DABAREDYH JAIPUR, ,RUPNAK ,WONKCUL ,ANTAP .MRUPAHTNANAVURIHT detnirP at artnatawS Bharat Press, .ihleD aidnI