The Civil engineer and architect's journal, scientific and railway gazette . rinto the smoke-box by one of its lateral sides instead of enteringby the front. The patentee claims the mode of arranging appa-ratus whereby currents of steam and air are brought to act toge-ther in the chimneys of locomotive and other engines, so as toaccelerate the draft therein. IMPROVEMENTS IN SEWERS. Design for a Diaphragm Double Sewer, for separating or combiningHouse-drainage and Surface-drainage.—Registered by W. B. >Iop-FATT, Esq., of Spring-gardens. The annexed engraving represents a design for a main se


The Civil engineer and architect's journal, scientific and railway gazette . rinto the smoke-box by one of its lateral sides instead of enteringby the front. The patentee claims the mode of arranging appa-ratus whereby currents of steam and air are brought to act toge-ther in the chimneys of locomotive and other engines, so as toaccelerate the draft therein. IMPROVEMENTS IN SEWERS. Design for a Diaphragm Double Sewer, for separating or combiningHouse-drainage and Surface-drainage.—Registered by W. B. >Iop-FATT, Esq., of Spring-gardens. The annexed engraving represents a design for a main sewer,the novelty of which consists in forming it in two separate cham-bers, the upper or larger portion A forming a subway for meansof access to the lower sewer B, and house-drains E, E, and alsofor the passage of surface-water from inlets D, D. It may also beused for electric telegraph, gas, or water pipes, so as to preventthe breaking up of the pavement. A tube may also be insertedabove the level of the inlet D, for placing service-water or gas-pipes to houses, & The engraving represents a transverse vertical section of asewer constructed on the principle described, showing the dia-phragm and trap. A, the subway. B, the main sewer, which is separated by thediaphragm C. This diaphragm is continued throughout the entirelength of the sewer, but has inserted at intervals a moveable trapF, which may be raised for cleaning the house-drains and mainsewer, if required, and may be used for flushing with surfacewater. E, E, inlet for house-drainage. D, D, inlet for surface-drainage. Protection has been obtained for the diaphragm C, and trap F,which, together with the separate passages A, B, are new, as ap-plied in the manner herein shown.—Patent Journal. IS THE CIVIL ENGINEER AND ARCHITECTS 373 JOINTING CLAMP. Jointing and Compressing Screw Cramp.—Patented by Mr. JamesKiiiBERLEy, of Inge-street, Birmingham.


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Keywords: ., boo, bookcentury1800, booksubjectarchitecture, booksubjectscience