SEPT. 5.] THE NEW ZEALAND GAZETTE. 2791

No. 21811.—19th September, 1906.—RALPH WALDO EMERSON McIVOR, of Glengall Road, London E., England, Professor of Chemistry. Improvements in the treatment of complex ores containing gold.*

Claim.—The combined use of oxide of manganese ore, chloride of magnesium, and steam for extracting gold from ores.

(Specification, 1s. 6d.)

No. 21873.—4th October, 1906.—WILLIAM FRANCIS DUGINS, of Peel Street, Kew, Victoria, Australia, Mechanic. Road-cleaning or -sweeping machine, and apparatus in connection therewith for removing the accumulated dirt therefrom.*

Claims.—(1.) In road-cleaning or -sweeping machines, in combination, travelling brushes or scrapers arranged on endless chains or belts, spiral side brushes sweeping material into the track of the travelling brushes, and means for operating the brushes, substantially as and for the purposes set forth. (2.) In road-cleaning or -sweeping machines, in combination, travelling brushes arranged on endless chains or belts, spiral side brushes sweeping material into the track of the travelling brushes, and a hanging shovel or flap arranged to be moved to meet the brushes, substantially as and for the purposes set forth. (3.) In road-cleaning or -sweeping machines, and apparatus in connection therewith for removing the accumulated dirt therefrom, in combination, an adjustably mounted frame, endless chains arranged on sprocket-wheels, brushes mounted on said chains, means for operating said sprocket-wheels, spiral side brushes arranged on said frame, a hinged moving flap, an elevator, a detachable vehicle for receiving the accumulated débris, and means for attaching the vehicle to the machine, substantially as and for the purposes set forth. (4.) The general combination and arrangement of parts forming a complete road-cleaning or -sweeping machine, and apparatus for removing the accumulated dirt therefrom, substantially as and for the purposes set forth, and as illustrated in the drawings.

(Specification, 7s. 6d.; drawing, 2s.)

No. 21897.—9th October, 1906.—AMBROSE RIDD, of Waipuku, New Zealand, Farmer. Improvements in or relating to milking-machines.*

Extract from Specification.—The present invention has been designed (1) to provide for a new construction of teat-cup by means of which the action of the pressure upon the teat of a human hand when milking may be closely resembled; (2) to provide for the drawing action of the vacuum upon the teat being automatically intermittently broken so as to more closely resemble the sucking action of a calf; and (3) to provide improved means whereby the space enclosed between the casing and lining of the teat-cup may be alternately connected to the main vacuum pipe of the milking system and to the atmosphere in order to obtain the desired deflation and inflation of the lining.

[NOTE.—The above extract from the specification is inserted in place of the claims.]

(Specification, 7s. 3d.; drawing, 1s.)

No. 21899.—11th October, 1906.—WILLIAM ERNEST HUGHES, of Queen’s Chambers, Wellington, New Zealand, Registered Patent Agent (nominee of Follett George King, of 85 Eveleigh Street, Redfern, near Sydney, New South Wales, Australia, Machinist). An improved means for filling concealed receptacles with liquid.

Claims.—(1.) In an improved means for filling concealed receptacles with liquid, a circular slanting orifice cut in the material of a door or wall, an external locked covering-plate, an internal pivoted closing-disc which terminates in a hook for carrying the receiving-can, all in combination with a filling-vessel provided with a suitably constructed spout or funnel for the purpose set forth and substantially as described and as illustrated. (2.) In an improved means for filling concealed receptacles with liquid, a circular slanting orifice cut in the material of a door or wall, an external locked covering-plate, an internal pivoted closing-disc, a filling-vessel provided with one flat side and slanting funnels, in combination with a suitable receiving-can, all for the purpose set forth, and substantially as described and as illustrated.

(Specification, 3s. 3d.; drawing, 1s.)

No. 21915.—11th October, 1906.—WILLIAM CHARLES SOUTHGATE, of Dunedin, New Zealand, Storeman. A machine for tarring and sanding the surface of streets and the like.*

Claims.—(1.) A machine for tarring and sanding the surface of streets and the like comprising, in combination, a truck mounted on road wheels, a tar-tank on the forepart of the truck, a sand-hopper behind the tar-tank provided with an outlet, a spreading-roller at the rear of the truck below the outlet of the sand-hopper, pipes for leading tar down from the tar-tank and delivering it on the surface to be treated, a reciprocating brush arranged behind the tar-delivery pipes, and driving-mechanism for said brush and spreading-roller, substantially as described. (2.) The complete machine for tarring and sanding the surface of streets and the like, substantially as described or illustrated in the drawings.

(Specification, 4s.; drawing, 2s.)

No. 21918.—16th October, 1906.—RICHARD ARTHUR BRADBURY, of Christchurch, Canterbury, New Zealand, Oilskin-clothing Manufacturer. Improvements in hats.*

Claims.—(1.) In a hat having an opening through the crown, a piece of porous material extending across or closing the said opening, and a cover extending over the canvas and secured at various points to the hat, substantially as set forth. (2.) The combination and arrangement of parts, comprising the improvements in hats, substantially as and for the purposes set forth and illustrated in the drawing.

(Specification, 1s. 9d.; drawing, 1s.)

No. 21924.—17th October, 1906.—JOSEPH THOMAS REECE, of Sunbury, Victoria, Australia, Grocer. Improvements in frames for tents, trestles, cots, and other purposes.*

Claims.—(1.) In an improved portable tent-frame, the combination of parts shown in Fig. 2, substantially as described. (2.) An improved portable tent-frame having, in combination, the parts shown in Fig. 1, substantially as described. (3.) In a portable tent-frame, rods or standards connected to a fitting having sockets for the tops thereof, and having a socket for a ridge-pole end, in combination with sleeves or ferrules to enclose the standards or rods, with or without eyes for the reception of another rod or rods, as described. (4.) In combination, a socket for the end of a horizontal rod or member, a plurality of sockets for the ends of standards or members to be adjusted in suitable positions relatively to the first-named rod or members as extending downwardly, and with or without a lug to be adjusted to project in a desired direction as upwardly, and with one or more holes therein, substantially as described.

(Specification, 2s. 9d.; drawing, 1s.)

No. 21988.—31st October, 1906.—JOHN ALGEN BELK, of Feilding, Wellington, New Zealand, Engineer. Improvements relating to windows.*

Claims.—(1.) In combination, a window-frame, sashes fitting the frame, a frame secured to the wall of a building and to which the window-frame is hinged, and a fillet on the window-frame fitting a corresponding recess in the frame, substantially as set forth. (2.) In combination, a window-frame, sashes fitting the frame, sash-cords fixed at one end to the bottoms of the sashes, drums to which the other ends of the cords are fixed, barrels integral with the drums, ratchet-wheels and pawls for retaining the springs, and pulleys over which the sash-cords pass, substantially as set forth. (3.) In combination, racks sunk into the edges of the windows, catches engaging the racks and having sloping faces upon their upper members, casings wherein the catches are guided by their horizontal members, levers contacting with the vertical members of the catches, springs engaging holes in the catches, and pins around which the springs are coiled, substantially as set forth. (4.) In combination, a window-frame, sashes fitting the frame, sash-cords fixed to the sashes, drums to which the other ends of the cord are fixed, barrels integral with the drums, ratchet-wheels and pawls for retaining the springs, pulleys over which the sash-cords pass, racks sunk into the edges of the windows, catches engaging the racks and having sloping faces upon their upper members, casings wherein the catches are guided by their horizontal members, a recess in the casing for the sash-cord pulleys, levers contacting with the vertical members of the catches,