A Practical Treatise on Rail-roads: And Interior Communication in General ... with Tables of the Comparative Value of Canals and Rail-roads, and the Power of the Present Locomotive Engines
Carey & Lea, 1832 - Всего страниц: 598
Отзывы - Написать отзыв
Не удалось найти ни одного отзыва.
Другие издания - Просмотреть все
action amount applied average axles bearing boat body boiler Canals carriages cast-iron cause chair coal common compared considerable construction continued conveyed cost descending diameter direction distance double drag drawing effect employed empty engine equal expense experiments extending feet fixed force four friction fuel give given gravity greater horse hour important improvements inches inclined planes increase interest iron kind latter length less Liverpool load locomotive engines means miles miles an hour mode motion moved nature nearly necessary pass performance piston placed plane Plate practice present pressure produced progress quantity Rail-road Rail-way rails render resistance respective rest result road roll rope seconds shown side similar single speed square steam stone sufficient suppose surface Table taken tion tons train travelling tube velocity wagons weight wheels whole yards
Стр. 36 - The manner of the carriage is by laying rails of timber, from the colliery, down to the river, exactly straight and parallel ; and bulky carts are made with four rowlets fitting these rails ; whereby the carriage is so easy that one horse will draw down four or five chaldron of coals, and is an immense benefit to the coal merchants.
Стр. 43 - Colebrook-dale, in Shropshire, where cast-iron was indisputably first applied to the construction of bridges, and, according to the information which I have been able to obtain, it was here also that Rail-ways of that material were first constructed. It appears; from the books of...