Qhov twg yog lub elevator invented?
Qhov twg yog lub elevator invented?

Video: Qhov twg yog lub elevator invented?

Video: Qhov twg yog lub elevator invented?
Video: Yog Rov Tig Tau Qub Kev By Nkauj noog Hawj 2024, Kaum ib hlis
Anonim

Buffalo, New York

Kuj nug, leej twg invented grain elevators?

Robert Dunbar Joseph Dart

Qhov thib ob, puas yog lub elevator tseem siv niaj hnub no? Nws yog tseem tsev a grain silo complex raws tus dej Buffalo. Ib qho ntawm cov qauv, Asmeskas Grain of elevator , tau tsim rau American Malting Corporation hauv 1906. Nws yog siv mus ua npias rau sab hnub tuaj teb chaws As Mes Lis Kas mus txog thaum txwv.

Ib yam li ntawd, tib neeg nug, thaum twg lub elevator tau ua?

Xyoo 1842, thawj lis of elevator tau tsim hauv Buffalo, New York, los ntawm cov khw muag khoom Joseph Dart. Dart's invention muaj ib tug ntoo qauv uas ua hauj lwm raws li cia bins rau nplej.

Cov elevator tau ua li cas?

Siv lub tshuab fais fab ntawm cov hmoov nplej ntawm Oliver Evans ua lawv tus qauv, lawv tau tsim cov ceg ntoo hauv hiav txwv, uas tau rub tawm. nplej tawm ntawm lub hulls ntawm ships thiab elevated nws mus rau sab saum toj ntawm ib tug marine pej thuam. Thaum ntxov lis elevators thiab bins tau feem ntau ua ntawm framed los yog cribbed ntoo, thiab tau nquag tua hluav taws.

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