. American engineer and railroad journal . ; THE ;^M1 I II II used has a 72-iii. fan, and is capable of delivering 60,000 cub. air per minute ; the fan is run by a vertical high speed en-gine directly attached. The main shop is 90 X 400 ft,, and theheated air is forced directly into one end of the room. Theplan has proved an entire success. In this case no pipes areused to distribute the air, thus saving a considerable expense. A New Saw. The accompanying cut shows a new double rip and cross-cutsaw, designed for edging, ripping, and cross-cutting, and espe-cially intended for
. American engineer and railroad journal . ; THE ;^M1 I II II used has a 72-iii. fan, and is capable of delivering 60,000 cub. air per minute ; the fan is run by a vertical high speed en-gine directly attached. The main shop is 90 X 400 ft,, and theheated air is forced directly into one end of the room. Theplan has proved an entire success. In this case no pipes areused to distribute the air, thus saving a considerable expense. A New Saw. The accompanying cut shows a new double rip and cross-cutsaw, designed for edging, ripping, and cross-cutting, and espe-cially intended for pattern making and other close and accuratework. The tool can be quickly changed to suit the workwanted, and it is very in construction. The column is one entire casting, with the saw mandrel ar-ranged to revolve around a common center inside the column,so that when the ripping saw is above the table, the cutoff saw. IMPROVED DOUBLE-RIP AND CROSS-CUT SAW. is below the table, and for grooving, either saw can be broughtabove the table according to the depth of groove to be cut. The table is of iron, made in two sections, boih seciionsplaned perfectly true, and the one at the left of the saw madeto work back forth on rollers, for edging or are two miier fences for cutting right and left, and oneripping fence, all accurately fitted 10 the table and in line withthe saw. The mandrels are of the best quality of steel, running inself-oiling boxes lined with Babbitt, and driven from a counter-shaft placed clear of the column, a decided improvement. This is a very useful and convenient tool It has been de-signed and built by the Egan Company, Nos. 194-214 WestFront Street, Cincinnati. 238 THE RAILROAD AND [May, 1892. The Caldwell Car-Window Balance. Most travelers are well aware, by painful experience, thatthe old-fashioned car window is a troublesome and very imper-fect device, to
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectrailroadengineering
