MTB tsheb tuam Encyclopedia

Roob vab, originated nyob rau hauv lub tebchaws United States, 1974 Gary Fisher, Charlie Kelly, Tom Ritchey xav tau ib tug tau txoj kev tsheb tuam caij sab nraum, deb ntawm lub "tub ceev xwm lub tsheb thiab vaj tse", yog li lawv pib rau nruab qhov chaw thiab maus taus qhov chaw ua ntej lub ntiaj teb no ua tsov ua rog II rau hauv ib zaug xwb rugged puam tsheb.
Hais tias tib lub xyoo, Gary Fisher thiab nws cov phooj ywg tsis muaj kev tuag "塔马尔帕斯roob dawm" ntshai rau lub tshiab caij style teb cov leem txoj kev rau cov me nyuam yug. Nrog cov loj loj teb Gary Fisher roob chaw nyob rau hauv qhov ua rau ntawm nws Klunker tom qab Roob tsheb tuam Action magazine raws li ib tug ntawm "history's sab saum toj kaum roob tsheb tuam."
1976 Charlie Kelly pib qhia cov tshiab saib ntawm lub downhill haiv neeg, uas yog cov thawj zoo roob vab. Charlie Kelly delegate system tub luam Joe tshau tsim thiab kev loj hlob ntawm lub roob vab, qhov no yog thawj puas tau ua "roob tsheb tuam" thiab npe hu ua "tshau".
Joe tshau tshau tsab rau nruab nrab ntawm 1977 mus 1978 mus ua kom tiav lub tsim thiab siv thiab ua cov cuaj series qauv, lub National tsev cia puav pheej tshau tsab tsheb yog tam sim no nyob rau hauv lub US Smithsonian Institution sau.