1430
THE NEW ZEALAND GAZETTE.
[No. 41

from skimmed milk, consisting in treating the same with sulphur-dioxide. (5.) A process for the production of caseine from skimmed milk, consisting in treating the same with sulphur-dioxide, in the proportion of 300 to 400 grammes to a hundred litres. (6.) A process for preserving milk-serum, consisting in subjecting the same to the action of sulphur-dioxide.

(Specification, 1s. 3d.)

No. 22485.—28th February, 1907.—EDWARD NEEDHAM WATERS, a member of the firm of Edward Waters and Sons, Patent Attorneys, of Nos. 414-418 Collins Street, Melbourne, Victoria, Australia (nominee of Railway Supplies Limited, a corporation organized under the laws of the Province of Ontario, Dominion of Canada, carrying on business as Manufacturers of Railway Supplies, whose principal business office is at No. 7 King Street East, Toronto, Ontario, Canada—assignees of George Hughes Williams, of No. 1012 Holmes Street, Kansas City, Jackson, Missouri, United States of America, Manufacturer, and Edward Clarkson Seward, of Guildford, New Haven, Connecticut, United States of America, Mechanical Expert). Improvements in splice or angle bars.

Claims.—(1.) A splice or angle bar provided with a plurality of vertically tapered truss-like reinforcements on its outer face, gradually decreasing in stiffness from the middle portion of the bar toward its opposite ends, whereby the ratio of stiffness in the splice-bar decreases from its middle portion toward its end, substantially as the ratio of stiffness in the rail increases from its end toward the end of the splice-bar. (2.) A splice or angle bar having the features set forth in claim 1, and having the reinforcements on its outer faces interrupted at bolt-hole intervals to maintain the said ratio of strength at the bolt-hole portions. (3.) A splice or angle bar having reinforcements on both its outer and inner faces, whether said reinforcements be tapered in a horizontal direction or vertical direction, or both. (4.) A splice or angle bar characterized by reinforcements of such a nature as to bring the neutral axis of the bar into conformity with the neutral axis of the rail to which the bar is applied at a point below the middle height of the rail. (5.) A splice or angle bar having tapered or truss-like reinforcements rolled on its outer face.

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

No. 22499.—1st March, 1907.—EDWARD BATES, of Auckland, New Zealand, Rough Rider. An improved instrument for use in spaying cows and other female animals.

Claim.—The improved instrument specified, having its shank produced to a crescent-flattened formation with the end thereof shaped into a ring, and with a handle fitted to the other end of the instrument for the purpose set forth, as described and illustrated.

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

No. 22500.—1st March, 1907.—GEORGE WAKELIN, of Warkworth, Auckland, New Zealand, Blacksmith. An improved combined generator and holder of acetylene gas.

Claims.—(1.) The improved combined generator and holder of acetylene gas specified, in combination, comprising a water-tank and gas-holder with guides, a generator chamber with upwardly movable door containing the carbide-tray formed in sections with V-shaped slits to allow the water to pass from one section to another, water-pipe fitted with automatic valve and lever operated by trip-plate, trip-rod guided in brackets secured to holder by adjusting nuts and bracket, said water-pipe having a shut-off valve, gas-pipes leading to said holder and to burners, and fitted with valves for the purpose and in the manner set forth, as described and illustrated. (2.) In the improved combined generator-holder of acetylene gas covered by claim 1, the single gas-pipe serving as supply-pipe to both gas-holder and to burners, fitted with valves for the purpose set forth, as described and illustrated.

(Specification, 3s. 9d. ; drawing, 1s.)

No. 22516.—6th March, 1907.—PATRICK JOSEPH MCGINN, of Salisbury, Rhodesia, South Africa, Wheelwright. Improvements in vehicle-springs and their attachments.

Claims.—(1.) The combination illustrated in Fig. 1, of a main and an auxiliary vehicle-spring with connections to the vehicle-frame or the like, substantially as described. (2.) The combination illustrated in Fig. 4, of a main and an auxiliary vehicle-spring with connections to the vehicle-frame or the like, substantially as described. (3.) The combination illustrated in Fig. 5, of elliptic spring upper and lower leaves, end-jointed as illustrated, and so elongated that as the load is increased the members j¹ gradually increase their meeting surfaces by closing together from their jointed ends j², and that as the load is further increased the main spring l² between the members j¹ is compressed or yields. (4.) An auxiliary vehicle-spring and support thereof, and check-loop or the like, substantially as described. (5.) The combination of spring parts illustrated in Fig. 2, substantially as described. (6.) The combination of spring parts illustrated in Fig. 3, substantially as described.

(Specification, 3s. 6d. ; drawing, 1s.)

No. 22523.—7th March, 1907.—GEORGE NEWMAN, of Thames, Auckland, New Zealand, Carpenter. Improved targets for rifle ranges.

Claims.—(1.) The improved targets constituted by a pair of frames mounted in vertical slides within a pit, and each formed with upper and lower half portions, the upper half of which is adapted to receive the target-face, such frames being suspended and connected together to counterweight each other, and being so disposed and arranged that when one frame is lowered fully into the pit the other will be raised to such a height as to cause its upper half to project above the top edge of the pit, substantially as specified. (2.) The general arrangement, construction, and combination of parts comprising my improved targets for rifle ranges, substantially as described and explained, and as illustrated in the drawings.

(Specification, 2s. 6d. ; drawing, 1s.)

No. 22533.—13th March, 1907.—ARTHUR IORWERTH JOSEPH, of Hoffnung’s Chambers, 163 Pitt Street, Sydney, New South Wales, Australia, Sanitary Engineer. Improvements in septic treatment of sewage.

Extract from Specification.—Fig. 1 is an elevation of the circular form of aerobic bed as constructed by me. A represents the concrete or other solid base upon which rests the aerating-bed C within the enclosures of expanded metal D. B represents one of the number of perforated pipes placed radially on the base A. C shows the aerating-bed formed of broken stone, metal, or other suitable substance; D the enclosure of expanded metal for the said bed; E a distributer, circular and conical in form, having concentric corrugated grooves with slots therein, constructed and placed in position as stated on the top of the aerating-bed C; F the conical ventilating-hood, which may terminate as to its bottom rim or cap at J, shown in Figs. 1, 5, and 6, being the top of the aerating-bed, or project thereon about 4 in., or be extended downwards so as to cover as to a space of one-half the upper vertical periphery of the bed, as shown at L in Figs. 1 and 5, or, as before stated, the rim fitting just over the top of the bed as at J—such space shown at L may be rendered on the outer periphery with cement, metal, or other air-tight material; G the pipe fitted into the apex of the hood F for the supply of liquid sewage to the distributer E leading from the septic or liquefying tank; H the ventilating shaft and cowl fixed at a convenient and suitable point in the pipe G.

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

(Specification, 14s. ; drawing, 3s.)

No. 22567.—20th March, 1907.—WILLIAM ERNEST HUGHES, of Queen’s Chambers, Wellington, New Zealand, Registered Patent Agent (nominee of the Printing Machinery Company, Limited, of 188 Fleet Street, London, England—assignees of Henry Alexander Wise Wood, of No. 1 Madison Avenue, New York, United States of America, Engineer). Improvements in machines for finishing, cooling, and drying unfinished articles, especially unfinished curved stereotypes, and also in said articles.

Extract from Specification.—The said improvements relate principally to (a) means for automatically stopping and releasing the articles at the proper times in respect of the several devices; (b) guide for correctly positioning such an article as a curved stereotype on the runway; (c) means for trimming the side edges of such an article as a curved stereotype; (d) means for beginning the cooling operation earlier than is usual in machines for the purpose stated, and for