Sept. 1.] THE NEW ZEALAND GAZETTE. 2143

No. 17332.—7th December, 1903.—HENRY STEPHEN WOOLCOTT, of Central Fire-station, Wellington, New Zealand, Fire-brigade-man. Improved connection for drainpipes.*

Claims.—(1.) A drainpipe having its collar or socket in two parts, one permanently attached to the pipe and the other part independent thereof and removable therefrom, substantially as specified. (2.) A drainpipe having a part cut away at its male end, and an independent part adapted to replace such cut-away part, substantially as specified and illustrated.
(Specification, 2s. 3d.; drawing, 1s.)

No. 17336.—3rd December, 1903.—JOHN HENRY GAY, of Oamaru, New Zealand, Accountant. Improved ventilating-window.*

Claims.—(1.) An improved ventilating-window consisting of the parts arranged, combined, and operating substantially as specified. (2.) For the purpose indicated, in combination, a window-frame, sashes sliding therein, a sash fixed in said frame at the upper end of said sliding-sashes, and a fillet interposed between the sashes upon each side, substantially as specified and illustrated.
(Specification, 1s. 9d.; drawing, 1s.)

No. 17604.—2nd March, 1904.—THOMAS GEORGE STEVENS, of 5, The Terrace, Greenhithe, Kent, England, Engineer. Improvements in saddles for cycles and the like.

Claims.—(1.) In a saddle for cycles and the like, toggle links connected to the seat proper and to the supporting frame, and springs connected to the central pivots of the toggles and to the peak-support or frame, substantially as described. (2.) In a saddle for cycles and the like, toggle links arranged in pairs and connected at the rear of the seat to the cantle and to the supporting frame and at the front to the peak-support and frame, springs connecting the central pivot of each rear pair of toggle links with the peak-support, a spring connecting the front pair of toggle links with the frame, and stay-rods connecting the rear of the frame to the peak or front of the seat, substantially as described. (3.) In a saddle for cycles and the like, toggle links arranged in pairs and connected at the rear of the seat to the cantle and to the supporting frame and at the front to the peak and frame, means for limiting the motion of the toggle links when loaded or unloaded and determining their extreme positions, spring links connecting the central pivot of each pair of toggle links*with the frame, and stay-rods connecting the rear of the frame to the peak-support or front of the seat, substantially as described. (4.) In a saddle for cycles and the like, toggle links connected to the seat proper and to the supporting frame, springs connecting the central pivots of the toggles with the frame, in combination with a rocking-shaft mounted on the cantle of the saddle and provided with lever-arms, and spring links so connecting the arms with the supporting frame that any rising or falling motion communicated to the seat takes place uniformly across the whole width of the saddle.
(Specification, 5s.; drawing, 1s.)

No. 17810.—21st April, 1904.—OLOF LEMUEL OLDEN and PAUL VERNON BARNARD, both of 7, Lydiard Street North, Ballarat, Victoria, Australia, Metallurgists. An improved process for the extraction of gold from pyritic and telluride ores and concentrates.

Claim.—The described process for the extraction of gold from pyritic or telluride ores and concentrates, consisting in first mixing the material with a small proportion of barium-peroxide in a dry and finely divided state, then treating it with a weak solution of cyanide of potassium, substantially as and for the purposes specified.
(Specification, 3s.)

No. 18166.—19th July, 1904.—FRANK COTTON, of Hornsby, New South Wales, Gentleman. Process and apparatus for generating combustible gas from carbonaceous liquids.

Claims.—(1.) The described process for generating a combustible gas from carbonaceous liquids, consisting of the introduction of a supply of steam and oil in the varying relative proportions given into the receiving-chamber, of a special apparatus, the steam to be first superheated to such a degree as to maintain the mixture in the said receiving-chamber at a temperature approximately 300° Fahr., the subsequent passing of the mixture of steam and oil through a perforated and intermediately insulated pipe into a retort (having an outlet-nozzle), where the temperature of same is raised to and maintained at approximately 800° Fahr. (2.) The apparatus for carrying out the described process, consisting of a rearwardly placed receiving-chamber and a forwardly placed retort having an aperture, connected together and communicating one with the other by means of a perforated pipe having therein a check-valve, the receiving-chamber and retort being insulated one from the other by suitable material surrounding the intermediate portion of the connecting-pipe; a perforated steam-delivery pipe within the receiving-chamber; and a controlling-valve for the admission of the oil-supply.
(Specification, 4s. 6d.; drawing, 1s.)

No. 18205.—23rd July, 1904.—WILLIAM KING, of Timaru, New Zealand, Farmer. An improved bird-trap.

Claim.—A trap for catching small birds, consisting of nets, one edge of each net being attached to a stout wire stretched between and attached to posts placed in the ground, and the other edges of the nets being secured firmly to the ground, strong springs in the wires, and trigger levers over which the wires are sprung, said levers being adapted to hold the wires until released by the pull of a line or string, as specified.
(Specification, 2s.; drawing, 1s.)

No. 18213.—26th July, 1904.—FREDERICK JOHN JONES, of Hume's Buildings, Willis Street, Wellington, New Zealand, Manufacturers' Agent. Improved means for preventing dust, rain, and draught of air from passing underneath doors.

Claims.—(1.) In combination with a door having a groove formed in its lower edge, of a rod pivoted in bearings at each end of the groove, a sheath attached to the rod, a flexible flap secured between flanges of the sheath, a spring coiled around the rod whereby the flap is normally kept in a raised position, a lever attached to an extension of the rod, a recess formed in the frame of the door, and a pivoted tongue in the recess, substantially as and for the purposes set forth. (2.) In combination with a door, of a hood fixed to the outside of the door, a rod pivoted in bearings at each end of the hood, a sheath attached to the rod, a flexible flap secured between flanges of the sheath, a spring coiled around the rod whereby the flap is normally kept in a raised position, a lever attached to an extension of the rod, a recess formed in the frame of the door, and a pivoted tongue in the recess, substantially as and for the purposes set forth. (3.) The combination and arrangement of parts comprising the improved means for preventing dust, rain, and draught of air from passing underneath doors, substantially as and for the purposes set forth, and illustrated on the drawing.
(Specification, 2s. 9d.; drawing, 1s.)

No. 18214.—26th July, 1904.—ARTHUR PERCY RICHMOND, of “Kelvin,” Enmore Road, Marrickville, near Sydney, New South Wales, Australia, Commercial Traveller. Therapeutic apparatus.

Claims.—(1.) In a therapeutic apparatus, having the cell or cylinder thereof composed of a magnetic metal such as iron, substantially as described, and for the purposes set forth. (2.) In a therapeutic apparatus, having the cell or cylinder thereof composed of a magnetic metal or alloy that places itself axially with the poles of an electro-magnet, as specified. (3.) In a therapeutic apparatus, having the cell or cylinder thereof composed of a magnetic metal such as iron, said cell being charged with powdered magnetic substances such as graphite and charcoal, substantially as described, and for the purposes set forth.
(Specification, 2s. 6d.; drawing, 1s.)

No. 18219.—25th July, 1904.—PETER ALEXANDER BLYTH, of Winton, New Zealand, Blacksmith. An approved brake for tramway-trucks.

Claims.—(1.) In combination with a truck, brake-blocks suspended from the frame of the truck, wedges upon the brake-blocks, and grippers for forcing the blocks against the sides of the rails of the tramway, substantially as specified, and illustrated in the drawing. (2.) In combination with a truck, cross-bars secured to the framing of the truck, diagonal stays for staying the said cross-bars, brackets secured to the cross-bars, hanger-pins carried by the brackets, brake-blocks suspended from the hanger-pins, wedge-shaped pieces upon the brake-blocks, a brake-shaft having an operating handle, grippers mounted upon the brake-shaft in pairs, and pins uniting the pairs of grippers, substantially as specified, and illustrated in the drawing. (3.) The combination and ar-