1086
THE NEW ZEALAND GAZETTE.
[No. 31

with an air-blast separate from the air-supply to other tuyeres. (2.) A smelting process set forth in Claim 1, wherein separately regulated supplies of silicious material and fuel or flux are injected into the charge with air-blats separate from each other. (3.) A smelting process set forth in Claim 1, wherein the charge of ore is covered with a molten substance containing sufficient heat to start fusion of the charge, and the air and other fluent material are injected into the charge approximately at the varying melting-level as fusion progresses downward. (4.) An apparatus for carrying out the process set forth in Claims 1, 2, and 3, comprising, in combination with a vessel having a number of tuyeres, a closed receptacle for holding fluent material connected at the top with a source of compressed air and at the bottom with an air-blast connection leading to one of the tuyeres. (5.) An apparatus set forth in Claim 4, wherein fusible extensions lead upwardly from the tuyeres. (6.) An apparatus set forth in Claim 4, wherein the smelting-vessel is provided with trunnions, one of which is hollow and has a detachable extension, separate passages leading from said extension through the hollow trunnion to certain tuyeres, and flexible air-blast pipe being attached to said extension so as to register with said passages and connected with one or more receptacles for fluent material. (7.) The described apparatus, substantially as set forth and illustrated.
(Specification, 12s. ; drawing, 4s.)

No. 20729.—15th February, 1906.—CHARLES HERBERT WITHERS, of Rangitikei Street, Palmerston North, New Zealand, Plumber. Improvements in portable sheet-metal plunge-baths.

Claim.—By using lifts, tilting fulcrum, and outlet-lip in combination for the purpose of conveniently emptying bath.
(Specification, 1s. 3d. ; drawing, 1s.)

No. 20740.—17th February, 1906.—FREDERICK JOHN SHELTON, of Wellington, New Zealand. Improvements in gas-heated tailors’ stoves to adapt them for use with acetylene gas.

Claim.—The improvements in the construction of stoves for heating tailors’ irons, the same consisting essentially in arranging the burners with longitudinal spaces between themselves and the sides of the stove to provide for a current of air surrounding the burners, substantially as and for the purposes specified.
(Specification, 2s. 3d. ; drawing, 1s.)

No. 20826.—7th March, 1906.—ROBERT BRUCE FORSYTH, of Christchurch, New Zealand, Electrician. Improved apparatus for removing ink from paper, linen, and the like.

Claim.—For the purpose indicated, two bottles which are connected together, in one of which is a vegetable acid and in the other a compound containing a bleaching agent, in combination with a spring as 6, to which are attached corks and fingers as 7 to the corks that respectively close the bottle, substantially as specified and operating as set forth.
(Specification, 2s. 3d. ; drawing, 1s.)

No. 20837.—10th March, 1906.—AKTIEBOLAGET SEPARATOR, a Corporation existing under the laws of Sweden, and having their place of business at 8 Fleminggatan, Stockholm, Sweden, Manufacturers (assignees of Fredrik Ljungström, of 8 Fleminggatan, Stockholm, Sweden, Engineer). Improvements in or connected with milking-machines.

Claims.—(1.) In milking-machines having pistons provided with heads and acting successively upon the teats, the improvement which consists in guiding the said heads (c) and connecting them with the pistons (a) by means of a hinge or pivotal connection in order that the pistons (a) may not be subjected to bending or torsional strains in the cylinders. (2.) In such an improvement as claimed in Claim 1, a hinge device consisting of a pin (f) secured to the piston (a) and passing through a hole in the rod (e) to which the head (c) is secured. (3.) A structural form of the improvement claimed in Claim 2 characterized in that the rod (e) is provided with a ball arranged in a corresponding cavity or socket in the piston (a). (4.) In such a device as claimed in Claim 1, the improvement that the guide is formed of ribs or projections (h) on the shell (g) surrounding the teat (d) and embraced by a recess formed by projections (i) on the heads (c). (5.) A structural form of the improvement claimed in Claim 2, characterized in that grooves (k) are located in the shell (g) in which grooves, ribs, or projections (l) on the heads (c) slide.
(Specification, 3s. 3d. ; drawing, 1s.)

No. 20838.—10th March, 1906.—CARL BERGNER, of Sande, near Bergedorf, near Hamburg, German Empire, Manufacturer. A milk-supply tube for cream-separators.

Claims.—(1.) A cast-metal boxed supply for cream separators, having solid ribs, hereby characterized that the outlet ports or slits (i) are arranged in the angle formed by each rib and the central tube, and which ports or slits are arranged in a radial direction, or in a direction inclined to the radial plane, and of such a section as to cause the milk to issue throughout their entire length. (2.) The supply-tube for cream-separators as described, and as shown in the drawings.
(Specification, 2s. ; drawing, 1s.)

No. 20867.—18th March, 1905.—JAMES HENRY WAGENHORST, of Westinghouse Building, Pittsburg, Pennsylvania, United States of America, Engineer. Improvements in means for securing blades or vanes of elastic-fluid turbines.

[NOTE.—This is an application under section 106 of the Act, the date given being the official date of the application in the United States of America.]

Claims.—(1.) In an elastic-fluid turbine having a plurality of blades or vanes arranged in one or more annular rows, means for preventing relative movement between the several blades or vanes in a single row comprising a strip or strips passing through the outer ends of the said blades or vanes, portions of the said strip or strips between adjacent blades being distorted or displaced from their original form. (2.) A modification of the invention in which a single or compound locking-strip or wire is employed which between adjacent blades or vanes is distorted by being divided or spread apart, substantially as described. (3.) An elastic-fluid turbine having a plurality of blades or vanes arranged in an annular row and locked together in groups by locking-strips passing through the outer ends of the said blades or vanes, with means for locking the several groups of blades or vanes together, adapted to allow two groups to move a predetermined distance towards or away from each other, substantially as described.
(Specification, 5s. ; drawing, 1s.)

No. 20868.—18th March, 1905.—EDWIN EBERT ARNOLD, of 505 Jeanette Street, Wilkinsburg Station, Pittsburg, Pennsylvania, United States of America, Engineer. Improvements in means for securing blades or vanes of elastic-fluid turbines.

[NOTE.—This is an application under section 106 of the Act, the date given being the official date of the application in the United States of America.]

Claim.—In an elastic-fluid turbine having a plurality of blades or vanes arranged in an annular row, a locking-strip of rectangular or other elongated cross-section passing through the outer ends of the said blades or vanes, portions of the said strip between adjacent blades or vanes being twisted or otherwise distorted from their original form, substantially as described.
(Specification, 4s. ; drawing, 1s.)

No. 20869.—22nd March, 1905.—EDWIN EBERT ARNOLD, of 505 Jeanette Street, Wilkinsburg Station, Pittsburg, Pennsylvania, United States of America, Engineer. Improvements in means for securing blades or vanes of elastic-fluid turbines.

[NOTE.—This is an application under section 106 of the Act, the date given being the official date of the application in the United States of America.]

Claim.—In an elastic-fluid turbine having a plurality of blades or vanes arranged in an annular row, two locking-strips or wires adjacent to each other and passing through the outer ends of the said blades or vanes, and which between adjacent blades or vanes are distorted by twisting or turning the one about the other, substantially as described.
(Specification, 3s. 6d. ; drawings, 1s.)

No. 20878.—21st March, 1906.—WILLIAM RIGHTER COMINGS, of Wharncliffe, Wimbledon, Surrey, England, Manufacturer. Improvements in the manufacture of paper or cardboard boxes.

Claims.—(1.) The improvement in the manufacture of paper or cardboard collapsible boxes which consists in forming