Fire Service Patents—Recently Issued.

Fire Service Patents—Eecently Issued.

HOSE-COUPLINGS.—Combination of the spigot, with grooves for the reception of india-rubber or leather rings in its end, the sliding ring with screw thread at one end and projecting part at its other end, and the couplingmuff, with hook-like projecting parts, with the end of a hose, forming one hall of a coupling, and arranged to operate with similar parts at the end of another hose. Patent No. 306,171, issued July 23, 1878, to Jacob Grether, Friburg, Baden, Germany.

FIRE-ESCAPE —The hooks and detaching device in combination with the ladder, hoisting rope or wire and pulley. Patent No. 206,787, issued August 6, 1878, to Charles Hinkle, Winfield, Iowa.

COMBINED FiRE-E>-cArE AND Spring-Bed.—Laddersections linked together by their ends are arranged upon a bedstead with spiral springs adapted to support the mattress. The same may be removed from the bedstead and suspended outside a window, by chains and a crowbar within the room, the springs serving to keep the ladder off from the wall. Patent No. 206.811, issued August 6 1878, to Robert H. McGinnis and Charles T. Maus. assignors, and Frank H. Grow, Goshen, Ind.

Fire-Escape.—Combination of windlass, having the d’ums on its end, an operating lever, and two sets of brakes, connected together by bands. Patent No. 376.916, issued August 13, 1878, to Charles H. Ames, Union City, Pa.

Fire-Extinguisher.— In an automatic fire-extinguisher, the combination wi:h the fluid-supply pipe of a distributer, arranged to spread the fluid, a cap to fit over and protect the distributer, and a valve arranged to shut off or let on the fluid-suoply. Patent No. 6,257, re issued January 26, 1875, to Henry S. Parmclee, New Haven, Conn.

ELECTRO-MAGNETIC FIRK-BNGINK AND Alarm.—Combination f an electro-magnetic engine, suitable conducting wires connecting it with the source of power, a small battery for keeping up a closed circuit, and a large battery for generating power the large battery being brought into action only after the small one has been cut out. Patent No. 207.377, issued August 27, 1878, to Leonidas G. WooH-y, Mendon, Mich.

Fire-Escape.—A rope or cord, having a band guard in combination with a tubular, flexible belt. Patent No. 07.419, issued August 27, 1878, to David F. Hunt, Burlington, Vt.

HOSE Couplings.—The flexible, metallic band, in combination with a cam-lever plate, operating in a line with said band for a hose coupling. Patent No. 207,470 usued August 37, 1878, to Frederick W. Wolf, Chicago,

FIEE, BURGLAR AND DISTRICT ALARM TELEGRAPH.In combination with a set of batteries supplied with an earth plate and office-telegraph receiving-instruments connected constantly with a main telegraph line over a closed circuit, an automatic heat or burglar detector, a closed branch or local circuit, and an open branch, or local earth circuit. P tent No. 207,509 issued August 37, 1878, to Jonathan O. Fowler, Jr.. New York, N. Y.

THERMOSTATIC AND ELECTRICAL FIRE Alarms.—The combination of a closed electric circuit, connected with an alarm, a circuit-breaking service located in the circuit and held short by a combustible cord, and a hot-air match arranged to ignite said material, and permit the opening of the circuit. Patent No. 207,510 issued August 27, 1878, to Jonathan O. Fowler, New York, N. Y.

FIRE Escape.—Two rope-spools in combination with the sliding disk and mechanism for operating them upon their shaft. Patent No. 207.705, issued September, 1878. to Edward M. Ball, asssignor, Daniel F. Gallahcr and Wm. O’Neil, Quebec, Canada.

FIRE-ESCAPE.-A slotted block, provided with handles, and having a plate sliding in the slot, and a rope wove th ough the block and plate. The straps or b ind for the person is attached to the lower end of the plate. Patent No. 207,816, issued September 10, 1878, to Wright Duryea, Brooklyn, N. Y.

COMBINED BEDSTEAD AND FIRE Escape.—In which the sides, ends and bottom are ladder-sections hinged or linked together, the ends of tf-e sides and ends having prongs to receive the posts. Patent No. 207.879 issued September 10,1878, to Henry B. Scholes, Brooklyn, N. Y.

HOSE Nozzle.— he combination in a hose nozzle of the slit, solid discharge and transverse plug. Pat nt No. •08,i22, issued September 17, 1878, to George N. Raymond and George B. Perkins, Bridgeport, Conn.

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Fire Service Patents—Recently Issued.

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Fire Service Patents—Recently Issued.

CHEMICAL FIRE ENGINES.—Combination of the water supply tank, valve, lever, nozzle and hose piece with the tilting gas-producing cylinder of a Chemical Fire Engine. Patent No. 205,756, issued July 9, 1878, to Wm. Morrisson, Toronto, Ontario, Canada.

HOSE ELEVATOR AND Fire-Escape.—Combination of a series of telescopic tubes, the inner one of which carries the hose to be elevated, and the outer one of which is hung to rock on or about a transverse axis, in combinawith ith screw screw and and worm-wheel, worm-wheel, the the whole wh; bei ng ted on elevated platform on wheels. P; a tent No. 205,855 55, issued July 9, 1878, to I vers Gibbs, Worcester, ” Mas

APPARATUS FOR DETACHING HOSE FROM COUPLINGS.The expanding piece provided vith a cutting edge or edges, lying in the direction of the axis. Patent No. 205,902, issued July 9, 1S78, to Everett B. Preston, Chicago, Ill.

METHODS OF AND APPARATUS FOR EXTINGUISHING Fires.—Consisting, first, in condensing carbonic acid gas by artificial pressure or in generation ; second, controlling it by a suitable vessel, and, finally, in directing its flow to the desired place. Patent No. 205,942 issued July 9, 1878, to William A. Graham, Lexington, Va.

Fire-Escape.—Consisting of an ordinary lazy-tong lever, framd, carrying endless rope ladder and canvas chute, said ladder being secured in position, when frame is extended, by means of the sliding frame in the truckbody, in combination with windlass and reel. Patent No. 205,949 issued July 16, 1878, to Diedrich L. Dieckmann, New York, N. Y.

Fire-Escape.—Consisting of a rail fixed to a building, a carriage adapted to travel thereon, and a rope combined with ana adapted to rotate the supporting wheels of the carriage, so as to cause the propulsion of the carriage upon the rail from below. Patent No. 206,087 issued July 16, 1878, to Robett W. Taylor, assignor, and Frederic A. Copeland, La Crosse, Wis.