Knight's American mechanical dictionary : a description of tools, instruments, machines, processes and engineering, history of inventions, general technological vocabulary ; and digest of mechanical appliances in science and the arts . t-bed, where it is rolled and drained. Fig. .3593 is for operation on land. The conveyor-frame is made in three sections, the upper one resting upon the top of tlic framework, the others being hinged so as to bo raised or lowered to bring the buclvets into the proper position to dig the peat from the bank. The buckets are carrietl by an endless band from the pea
Knight's American mechanical dictionary : a description of tools, instruments, machines, processes and engineering, history of inventions, general technological vocabulary ; and digest of mechanical appliances in science and the arts . t-bed, where it is rolled and drained. Fig. .3593 is for operation on land. The conveyor-frame is made in three sections, the upper one resting upon the top of tlic framework, the others being hinged so as to bo raised or lowered to bring the buclvets into the proper position to dig the peat from the bank. The buckets are carrietl by an endless band from the peat-bed to the top of tile machine, where their contents are discharged iuto a disintegrating mill,from whence the peat passes between pressure-rollers, and falls into a trough, which carries it forward and distributes it upon the ground to .be dried In Fig. , the peat is fed into a hopper, passingthrough the tube h to a series of molds on an between the rollers D E, by which it is compressedinto cakes; theseare delivered fromthe molds at therear end of the ma-chine. Bank Ptat-Machine. has a shaft provided with radial arms by which the peat is com-miuuted. afterward passing into the pulping and distributing 3594. V//y/////y//-/?y//y////w:^ y///>^///////////?///////////////Z^^: Peat-Molding Machine. Pebble. By custom, a lens made of rock- erystal. Pebble-paving. Pavement laid witli pebbles fioni 3 to 4 inches deep. When larger stones are used, it is known as bowldcr-puvhig, and is from 6 to 9 inches deep. Pebbling. (Lcntkcr.) An o])erafion to bringout the gram of leather and give it a roughenedribbed appearance. Formerly, the skin wasdoubled upon itself with the flesh side outward,and the contacting surfaces rubbed to and fioupon each other until the ilesinnl appearance wasobtained ; or a ball of suitable material, groovedor ridged, was passed over the hair side in variousdirections. In the pebbUng-machiiie, the .skin is subjectedto the action of a roller with
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