Improvements in or relating to Road Breaking Machines.
Номер патента: GB189804274A
Опубликовано: 21-01-1899
Автор(ы): Harry Morrison
Принадлежит: Individual
Опубликовано: 21-01-1899
Автор(ы): Harry Morrison
Принадлежит: Individual
Реферат: 4274. Morrison, H. Feb. 21. Roads, making and repairing.-Relates to a roadbreaking machine. The cutters a, a<1> are mounted in carriers which can be raised and lowered by rack and worm gear f, h, g, i on turning a spindle j, the cutter a being in action when a<1> is raised and vice versÔ. The carriers d can be rotated in the cylinders e, as indicated on the left of Fig. 1 in dotted lines, so that the cutters can act in front of or behind the machine as desired. A locking-pin l holds the cutter in either position.
Improvements in crawler device or relating to crawler device
Номер патента: RU2708121C1. Автор: Стюарт КЕЛЛИ. Владелец: Кларк Трэкс Лимитед. Дата публикации: 2019-12-04.