Improvements in Picks, Axes, Hammers, and similar Tools.
Номер патента: GB190103919A
Опубликовано: 16-01-1902
Автор(ы): Herbert St John Durnford, John Elliott Fiddler, Samuel Purcell
Принадлежит: Individual
Опубликовано: 16-01-1902
Автор(ы): Herbert St John Durnford, John Elliott Fiddler, Samuel Purcell
Принадлежит: Individual
Реферат: 3919. Fiddler, J. E., Purcell, S., and Burnford, H. St. J. Feb. 23. Picks; axes; hammers; handles.-The heads c of picks, axes, hammers, &c. are fixed to the handle socket a by a wedge f, which passes through the eye of the tool and enters a groove or channel in the socket. The wedge may have a head f and a spring tongue g with a projection h to fit into the hole g<1>. Fig. 5 shows a form in which a broad wedge f<2> is used, the wedge fitting into a channel in the shoulder d. Fig. 7 shows another form, in which the wedge f<3> is held by a screw j as shown.
Improvements in and relating to devices for grinding knives, scissors and similar tools
Номер патента: GB997989A. Автор: . Владелец: Philips Gloeilampenfabrieken NV. Дата публикации: 1965-07-14.