Yog tias koj xav tias cov log no zoo li niaj hnub no, nws yog vim Steve Hed tau txais qhov zoo li 25 xyoo dhau los
Nws yog 80s, thiab hauv Tebchaws Meskas nws yog Wild West ntawm aerodynamics: thaj tsam tshiab, 'hais tias Steve Hed, tus tswv thiab tus tsim ntawm Hed log. 'Aero nyuam qhuav tawm los thiab kuv yog ib tus thawj tus neeg siv khoom ntiag tug ntawm lub qhov cua. Cov neeg yuav hu kuv tawm ntawm xiav, zoo li Boone Lennon lossis Phil White thiab Gerard Vroomen - cov tub ntxhais kawm nrog cov qauv vwm uas yuav thauj txhua yam mus rau hauv VW camper thiab tsav tsheb los ntawm Canada kom tau txais ib teev lossis ob qhov kev sim nrog kuv ntawm Texas A&M University cua-tunnel.'
Lennon yuav mus tsim Scott Clip-On Aerobars nrog Charly French thiab Vroomen thiab Dawb yuav pib Cervélo. Tsis muaj qhov xav tsis thoob Steve Hed tau lees paub tias yog ib tug ntawm cov yawg koob ntawm lub tsheb kauj vab aerodynamics, thiab nws Hed CX yog suav tias yog thawj qhov sib sib zog nqus-section aero log.
Present and correct
Ntsuas Hed CX tawm tsam hnub no lub log sab saum toj kawg nkaus thiab koj yuav tawm tsam kom pom ntau qhov sib txawv. Muaj tseeb, CXs yog tsim los ntawm carbon composite thiab alloy thiab hnyav nyob ib ncig ntawm 2kg ib khub, tab sis txwv tsis pub muaj me ntsis cais lawv, txuag rau hnub tsim khoom: Hed tau ua CX rov qab rau xyoo 1988. 'Kuv tau kawm keeb kwm thiab cov ntaub ntawv, tsis yog. engineering, tab sis kuv yog ib tug txiv leej tub, 'hais tias Hed. 'Ua hauj lwm hauv lub khw muag tsheb kauj vab tom qab tsev kawm qib siab coj mus rau txoj haujlwm ua cov skateboards sib xyaw thiab tom qab ntawd thawj txheej ntawm cov dej sib xyaw ua ke. Kuv kuj yog ib tug qauv dav hlau, mus rau kev sib tw ua menyuam yaus, yog li kuv nkag siab aerodynamics ib yam nkaus.
'Kuv paub tias cov khoom puag ncig yog qhov tsis zoo aerodynamically, yog li lub tswv yim tom qab CX yog coj lub log tsheb, ua ib puag ncig, thiab muab nws lub aerodynamic fairing qab nws.' Tus tsim tau luam tawm sai sai thaum CX tau nthuav tawm, tab sis raws li Hed taw qhia, kev sib tw tsis ua kom yuam kev. 'Zipp yog ib qho ntawm peb lub tshuab luam ntawv thawj zaug thiab lawv tau ntseeg tias koj yuav tsum muaj lub log tsheb puag ncig thiab tom qab ntawd ib qho kev ncaj ncees uas mus rau qhov taw tes, zoo li lub dav hlau tis. Lawv yeej tsis tau xav txog tias cov huab cua uas dhau mus rau pem hauv ntej ntawm lub log yuav tsum tuaj dhau ntawm lub log. Tab sis txij thaum pib peb tau ua qhov oval rim profile.'
Qhov no oval profile, feem ntau hu ua 'toroidal', tau dhau los ua cov qauv mus rau ntau lub npe aero log. CX qhov ntev yuav tsis saib tawm ntawm qhov chaw niaj hnub no. Ntawm 60mm sib sib zog nqus thiab 26mm dav lawv tseem yog txoj cai ntawm kev sib tw, tsis hais txog 21mm dav rim txaj thiab nkhaus nres nres uas Hed ua haujlwm kom du qhov kev hloov pauv ntawm huab cua los ntawm lub log tsheb mus rau lub log (uas nthuav dav yog trumpeted raws li kev tshwm sim los ntawm qee lub tuam txhab. ob peb xyoos dhau los).
Hed tau ua daim ntawv patent rau cov duab ntug hauv xyoo 1989 thiab tau tawm ntawm 20 mus rau 30 CX log tsheb ib xyoos 'hauv kuv lub chaw nres tsheb, feem ntau rau cov phooj ywg' ua ntau txhiab, muag rau $ 1,000 ib khub (kwv yees £ 1, 275 hauv cov nyiaj niaj hnub no). Txawm li cas los xij, Hed txoj kev monopoly tau luv luv. 'Zipp paub tias lawv zoo li yuav tsum tau luam peb cov duab. Tom qab ntawd kuv tau poob tawm nrog kuv tus khub lag luam [Robert Haug], thiab txij li ob peb lub npe tau nyob rau hauv patent, Zipp muaj peev xwm yuav cov cai los ntawm nws. Tom qab ntawd, txij li thaum patents hauv Teb Chaws Asmeskas ploj tom qab 20 xyoo, qhov kev tawm tsam ntawm cov log zoo sib xws tuaj nyob rau xyoo 2000s.' Txawm li cas los xij, thaum qhov ntawd yuav ua rau lub iab saj, Hed tseem muaj kev xav.
'Txawm tias tam sim no muaj ntau lub tuam txhab tau luam peb cov duab tshiab, uas peb nyuam qhuav tau txais kev pom zoo patent rau hauv Teb Chaws Asmeskas ob peb lub hlis dhau los no, tab sis kuv tsis paub tseeb tias kuv yuav caum nws.. Yog tias koj raug ntes dhau los ntawm patents thiab foob cov neeg koj tsis tau thawb nrog cov khoom koj nyiam: ua lub log tshiab thiab nrhiav cov neeg tshiab ntawd dua.'
Sadly Steve Hed tuag, hnub nyoog 59, thaum lub Kaum Ib Hlis 2014.