Improvements in or relating to Steam Boiler Feed Injectors.
Номер патента: GB189730046A
Опубликовано: 20-12-1898
Автор(ы): David Vaughan
Принадлежит: Individual
Опубликовано: 20-12-1898
Автор(ы): David Vaughan
Принадлежит: Individual
Реферат: 30,046. Vaughan, D. Dec. 20. Injectors; valves and cocks; indicating working of. -The overflow opening is closed when the injector has started, by a valve A, which thus prevents air from entering the boiler, the valve for greater security being constantly covered by water contained in the trap C. The efficiency of the feed is indicated by a vacuum gauge attached to the injector.
Improvements in crawler device or relating to crawler device
Номер патента: RU2708121C1. Автор: Стюарт КЕЛЛИ. Владелец: Кларк Трэкс Лимитед. Дата публикации: 2019-12-04.