Patent document with text and diagrams

IRE mm 2001 Edimr F ence will on rewarded: Yes, wiinin inis a page inorini 0min ociuni poieni is: he sacral ol ine SHOs power, Having read ii, I've louno no my main has apnnde oy rwn rim sizes. Your vesuns may vary. Al ine very lean you Will noie io impress noneoeiieveis won a iiioiouon lmowlecge oi ms cnai iniaks sysiorri No douoi iney mil ne awed and ale-:1 you King United States Patent 4, 766, 853 [wanmm Daie oi Paienl- Aug. 30. I988 INTAKE PASSAGE FDR Mum. CYLINDER ENGINE invenior: Tnkeshi Iwnnmni, Hamakih, inpnn Ansignee: Ynmnna Hirsndnki Kunusniki Knisim lwniu. inpiii Apoi No 22.ooz Frieii Mur 6,1987 Foreign Applicninm Pi'iimly Dara Mar, 3. 1935 [m annn olesioai ABSTRACT An improved inriucnon nyiicm in, n v typ: tugmclhatls innediorsunsnmdnliy niirnnning condmonse ndwhichisneve-r-ielesxmmpm in consuneilon. The sysiem includes a pmror pinnum cnimnnrs encndispnned adineeni one ni inc cylinder heads oi rne engine. neon cylinderliead ims nrlensiiwn inixkn pmsnges servingine Icspccuvc uylindu noise and a xsi conduii :xtcnds len ine adjoceni plenum challihu no one oi rne inrnlre pmeges and n second oonduli amends irnm inn inner oiiiie plenum chambezs In ineoinerininkepee sage Tne plenum ciinnineen coinoinnicnewiiii eocn orner orineiroppoeiie ends in improve alivw and 3 common iniei upzning serves each plenum ciinmner miei. A inrnrrie viive armngu'iieul is also inoorpoiered so inni good periorinnoce is ucnieveri under nil running Condnions, Thi: inrniiin vnine mngemenr includes ii iiuoreie vnive rimr connois iiie now inrougii rlie iniereonneciing pnssnge, 20 cinimi. 4 Diewmg sheets BACKGROUND on THE INVENTION This my; n n reieiei in on innilre pnssuge {at n muliicyllilidei engine and more pnucoinrly in on improved minke :vsiein ior mums cyiinderengines, ii im been piuynwd wi|h multircylindei engines in emplcy an indunion syslali iiiui lncorpmxlcx n plenum chambu far supplying e course in me comnnsiion chambers of iiie engine, The plenum clinmncr zndx in damp Dulplllliatinlls in Ihe minke ciinrge and avoids nioesoivcininen-ic eii'icienny Howe/animus bum faund mini roe provision or n single oi. inmkeioriiie plenum cnninneriends in ienricr [he nienriiing oopsciiy nl inc engine at ingir Ipwds end, ncoordingiy, can reduce rire hlghr xpced ouipui oi rne engine. in order in overcome rirese niiiicuiiien, ii DIM oeen pmpnud no employ on imiike sysreni inur incindesn puir ninonospiiei-ic urinlm {oi Lire piennm ennnim However. ii has been iound amine uie ufplilmlatmosplinicinlcisfaiihc plenum ciiuniber, even innngn ii my mum: Ihc maximum pzrfomianceahheengjne. lands in provide n dip or valliry m inc midrrangc iorqne curve ii is, inereiore. n principni oineci oi Lhis invenrinn ro provide on Improved imakc sysiein for an inicrnni comonsiion engine unpioyirignpiennoieiinniner nisniuniieroniomoiiiusinvennoniopronde .in nnpioved intake sysicm ior no Kniunnl ccmnnsiinn engine wherein ine phmum ciniinner is providul wiin n pinrniiiv oi Lonmllcd minis inr improving rne niidrnnge inroue oi ine cuy'ne. income of me cnmnmmiie in riie liUrnlal ncnign oi ine lengin and closrsecdonnl urea oi iiie iniuke passages ior an iniernii camhnsiimi engine. ii has been suggeswd in memvclhlecnyllc periormanceiyvproniimg n ovmpuurid inducncn symem ihai includes a prir oi diireienriy runed inrnke pessnges ior serving eucli ooinousiion cnumner. in accordance wimsuch an mngnmuil, IUS aim desiinnle io prnvide plenum clinrnbers for serving rne diireieni iengii. minke pissnges. Sucii n syslcm ii snnwn in nopnnding ippiicminn sci No. 534,795, filed My 25, 1984 in me numee oi Mnsoiosiu oinnl er ii, enniioi lnwaneans Dmmla. (Jumbusun Engine", and uugncd io ins assigiwe ofihis applicuun,ThiS!/p= ciindnoiion sysremisn snbmnrinl iinprcvennenroverpiiormrynmn bui sLill oiieis ine oppnnnnny ior furlhcr Page 147