Keeb kwm ntawm kev txhim kho cov log tsheb nce thev naus laus zis tuaj yeem faib ua cov theem hauv qab no:
Kev yug ntawm pneumatic log: xyoo 1888, British kws kho tsiaj John Boyd Dunlop tsim lub zog pneumatic pneumatic pneumatic pneumatic pneumatic. Nws tau ua roj hmab rau hauv lub raj, qhwv nws ib ncig ntawm ntug ntoo, thiab tau sau nws nrog roj, yog li tsim lub ntiaj teb thawj pneumatic pneumatic pneumatic pneumatic pneumatic pneumatic pneumatic pneumatic pneumatic pneumatic pneumatic pneumatic pneumatic pneumatic pneumatic pneumatic pneumatic pneumatic pneumatic pneumatic pneumatic pneumatic pneumatic pneumatic pneumatic pneumatic pneumatic pneumatic pneumatic pneumatic pneumatic pneumatic pneumatic pneumatic pneumatic Cov thev naus laus zis no tau siv rau kev caij tsheb kauj vab.
Kev txhim kho ntawm kev cuam tshuam cov log tsheb: xyoo 1903, JF PARMA tau tsim twill textiles, uas muaj qhov tsis tshua muaj cua {{}}} {Resistant thiab tau ntau tshaj lub neej ntawm lub log tsheb. Qhov no coj mus rau kev txhim kho cov log tsheb ntawm kev ntxub ntxaug thiab txhim kho kev pabcuam ntxiv lub neej ntawm lub log tsheb.
Qhov tshwm sim ntawm cov qauv tsheb qauv: xyoo 1904, Textental Ap ntawm lub teb chaws Yelemees ua lub ntiaj teb cov log tsheb, uas feem ntau muaj kev nyab xeeb, feem ntau yog vim li cas rau kev nyab xeeb.
Kev tsim kho ntawm Radial Logial: Hauv xyoo 1946, Michelin tsim hluav taws xob radial, uas muaj kev xis nyob ntau dua thiab muaj lub plab me me. Piv nrog cov tsheb bias, cov log tsheb tau txuas ntxiv tuaj yeem txuas ntxiv lawv txoj kev pabcuam neej.
Tsim muaj lub log tsis muaj tseeb: xyoo 1930, Michelin tsim tawm cov log tsheb ua ntej, uas tau txhim kho lub neej thiab kev pabcuam lub neej ntawm lub log tsheb.
