able gear- of each bearing is hinged to the pillow block, and the perature in the oven reaches about 220°, the fusible block will melt, permitting the spring to exert its force latter is provided with a stud to which the cap plate ing supported by the rectangular frame with a wheel secured to the… … be the tank in which the operation is conducted or a metal cylinder which supports the brush. One handle is rigidly secured to the sleeve carrying plate of carbon or metal. The current has only suffi- the spring, while the otheris fastened to the rod. The cient electromotive force to overcome the…
Internet Archive · Public domain (published before 1931). Free to use for anything.
