Dab tsi yog keeb kwm ntawm kev txhim kho log tsheb?

Nov 27, 2018

Tso lus

Solid Rubber Tires for Power Wheelchairs.jpg Xyoo 1895, nrog kev tshwm sim ntawm cov tsheb, cov log tsheb pneumatic tau dav dav. Thawj qhov qauv ntawm cov log tsheb tsheb tau tshwm sim hauv Fabkis xyoo 1895. Qhov no tsuas yog lub raj ib leeg siv los ntawm cov ntaub pua plag, uas muaj cov tread roj hmab thiab tsis muaj qauv. Nws tsis yog kom txog rau xyoo 1908 txog xyoo 1912 tias lub log tsheb muaj lub zog hloov tseem ceeb, uas yog, cov roj hmab tread muaj cov qauv uas txhim kho kev ua haujlwm ntawm lub log tsheb, yog li qhib qhov keeb kwm ntawm lub log tsheb dua tus qauv thiab nce qhov seem ntawm lub log tsheb , tso cai rau kev saws me nyuam qis. Sab hauv siab los xyuas kom zoo dua cushioning kev ua tau zoo.


Xyoo 1892, Bury Mill hauv tebchaws Askiv tsim txoj kab hlau rhuav thiab siv nws los ua haujlwm thaum xyoo 1910. Qhov kev ua tiav no txhim kho lub log tsheb kom zoo, nthuav ntau cov log tsheb, thiab tseem ua rau cov log tsheb tuaj yeem tsim tau. Raws li qhov ua tau zoo ntawm cov log tsheb tau txhim kho, qhov tseem ceeb ntawm cov ntaub kuj tseem txhim kho, thiab cov paj rwb ntawm cov ntaub los hloov rayon. Hauv lub sijhawm xyoo 1950, rayon raug hloov los ntawm nylon thiab polyester hlua nrog lub zog zoo dua thiab siab dua kev ua haujlwm kub. Cov hlua hlau muaj peev xwm sib tw nrog kev txhim kho ntawm cov log tsheb mus ncig.


Nrog rau kev txhim kho kev lag luam tsheb, kev siv lub log thev naus laus zis tau txuas ntxiv txhim kho thiab txhim kho. Piv txwv li, txij xyoo 1920 mus txog nruab nrab xyoo 1930, lub tsheb log tsheb tau hloov los ntawm cov log tsheb tsis tshua muaj siab mus rau lub log tsheb ultra-low-pressure; nyob rau xyoo 1940, lub log tsheb maj mam hloov mus rau qhov dav dav; nyob rau lub sijhawm xyoo 1940s, cov log tsheb tubeless pom; hauv lub sijhawm xyoo 1950, cov log tsheb tsawg-tawm tau tuaj. Ntau lub thev naus laus zis tshiab tau tshwm sim los ntawm cov tub rog sib koom ua ke log tsheb pib tsim los ntawm Michelin hauv Fabkis xyoo 1948. Cov log tsheb no paub tias muaj kev hloov pauv hauv kev lag luam cov log tsheb vim nws txoj kev txhim kho tseem ceeb hauv kev pab cuam lub neej thiab kev ua tau zoo, tshwj xeeb tshaj yog cov roj tsheb khiav.



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