r impregnation the mantles are passed through mantles, being mere gossamer tissues of ash, were ex- a wringing machine composed, essentially, of two roll- in large chambers heated to 122 deg. P., where they ceedingly fragile. In recent years many attempts have ers covered with ebonite and soft… … Fig. 3.—Reinforcing the mantles. Fig. 1.—Impregnating the mantles with collodion. Fig. 2.—Wringing the mantles to remove the excess Solution. THE MANUFACTURE OF INCANDESCENT GAS MANTLES. incandescent mantles, in order to diminish their fra- to give any desired clearance by means of a system of From…
Color · Mantles · Automobile · Traveling · Kinetic energy · Scientific American · Gas engine · Contact pins · Cubic feet · Traveling contact · Contact piece · Telephone exchange · Water closet · Buy machinery
Internet Archive · Public domain (published before 1931). Free to use for anything.
