514
THE NEW ZEALAND GAZETTE.
[No. 23

Claims.—(1.) In a concentrator, the combination of a casing, a pervious travelling belt arranged therein, an ore-feeding device communicating therewith, a blower for forcing air up through the belt, means for regulating the inlet of air to said blower, and an exhaust having its intake above the tail end of said casing, substantially as set forth. (2.) In a concentrator, and in combination, a base frame, a movable frame pivoted to the base frame, and carrying a pervious belt, a blower for forcing air through the belt, a valve for regulating the inlet to the blower, an indicator operated by the adjustment of said valve, a device for adjusting the pitch of said frame and belt, and an indicator connected therewith, substantially as set forth. (3.) In an ore-concentrator, the combination with a travelling concentrating-belt, and with a blower for forcing air through the same, of a feed-hopper, an adjustable gate for regulating the feed, and an indicator operated by the adjustment of the gate. (4.) In an ore-concentrator, a travelling concentrating-belt, a feed-hopper, a regulating feed-gate having adjusting means so as to discharge a regulated quantity of material, an incline for supplying such material to the said belt, and having parallel passages whereby a uniform distribution of the material passing the gate is secured. (5.) An ore-concentrator having an adjustable ore-feeding device, a travelling inclined concentrating-belt set in a casing so as to provide air-chambers above and below said belt, a regulated air-blast through said belt upwardly, means for adjusting the incline of said belt, and indicators applied respectively to the ore-feed, the air-blast inlet, and the incline adjustment, whereby all of the said devices can be harmoniously adjusted relatively to the kind of material being treated. (6.) A belt or working-surface for ore-concentrators composed of a plurality of plies or layers of material forming a body pervious to air, substantially as and for the purposes set forth. (7.) A belt or surface for ore-concentrators composed of textile or fibrous material having raised portions formed by tucks in the fabric. (8.) A belt or surface for ore-concentrators composed of a plurality of layers of material secured together, the outer layer having raised portions formed by tucks in the fabric. (9.) A belt or surface for ore-concentrators composed of several plies of textile material, ruffles formed by tucks in the outer ply, rods enclosed by said tucks, raised side pieces or rims, and clips connected to said rods and to said side pieces.
(Specifications, 15s.; drawings, 2s.)

No. 13383.—8th February, 1901.—JAMES CHARLES NEWELL, of Palmerston North, New Zealand, Piano-tuner. An improved music-leaf turner.

Claims.—(1.) In music-leaf turners, a number of lever-arms pivoted upon a spindle, each one of which is connected to a spring, such lever-arms being provided with means for gripping the leaves of music, and with means whereby the arms may be released one by one and allowed to turn upon their pivots, as specified. (2.) In music-leaf turners, a number of pivoted spring lever-arms, provided with means for gripping the leaves of music, in combination with an escapement, such escapement consisting of a vertical rod sliding in a sleeve, the bottom end of which is provided with forked horizontal arms that are provided with projecting pins that release and retain the spring lever-arms one by one, as the vertical rod is moved up and down, as specified. (3.) In music-leaf turners, a number of pivoted spring lever-arms, in combination with an escapement such as that referred to in the preceding claim, and with a bell-crank or other lever, to one arm of which the vertical rod of the escapement is secured, the other arm of the lever being connected to a wire or cord, the other end of which is secured to a crank-lever adapted to be turned by the knee of the operator, as and for the purposes set forth. (4.) In music-leaf turners, an escapement such as that referred to in claim 2, in combination with a spring that is secured to the sliding rod and the sleeve of the escapement, so that when the rod is pulled up the spring will return to its normal low position, as set forth. (5.) The general arrangement, construction, and combination of parts in my improved music-leaf turner as described and explained, as illustrated in the sheet of drawings, and for the several purposes set forth.
(Specification, 5s. 3d.; drawings, 1s.)

No. 13391.—8th February, 1901.—EDWARD ACTON GIBBON, of Grove Road, Blenheim, New Zealand, Veterinary Surgeon. An improved hackling-machine for the saving of various fibres.

Claims.—(1.) In machines for saving fibres, a combination of hackling-drum with particular manner of arranging knives or hackles thereon, and revolving endless slotted band working over knives. (2.) In machines for saving fibres, combination of spikes for purposes of holding fibres and enabling knives to operate thereon. (3.) In machines for saving fibres, revolving endless slotted band separately and in combination with revolving drum, spikes for holding fibre, and fan for blowing away débris, dust, and refuse. (4.) In machines for saving fibres, in combination, a fan placed under hackling-drum to carry away dust, débris, broken fibre, &c. (5.) In machines for saving fibres, in combination with foregoing, fly-wheel on spindle of hackling-drum to give increased impetus to parts implied. (6.) The general arrangement, construction, and combination of parts in my improved machine for saving fibres, as described, as explained, and as illustrated in the drawings, and for the purposes set forth.
(Specification, 1s. 6d.; drawings, 1s.)

F. WALDEGRAVE,
Registrar.

An asterisk (*) denotes the complete specification of an invention for which a provisional specification has been already lodged.

NOTE.—The cost of transcribing the specification, and an estimate of the amount required for copying the drawings, have been inserted after the notice of each application. An order for a copy or copies should be accompanied by a post-office order or postal note for the cost of copying.

The date of acceptance of each application is given after the number.

Provisional Specifications.

Patent Office,
Wellington, 20th February, 1901.

APPLICATIONS for Letters Patent, with provisional specifications, have been accepted as under:—

No. 13329.—18th January, 1901.—WILLIAM HENRY EDWARDS and GEORGE JAMES, both of Onehunga, New Zealand, Builders. A starting-barrier.

No. 13330.—23rd January, 1901.—ANDREW WILLIAMS, of Courtenay Place, Wellington, New Zealand. A new or improved bicycle-brake.

No. 13354.—30th January, 1901.—JOHN COLLINS CLANCY, Analytical Chemist and Metallurgist, and LUKE WAGSTAFF MARSLAND, Solicitor, both of Mutual Life of New York Buildings, Martin Place, Sydney, New South Wales. Improvements in the extraction of gold, silver, lead, zinc, and other metals from sulphide ores.

No. 13358.—30th January, 1901.—WILLIAM CATTO GREIG, of Christchurch, New Zealand, Commercial Traveller. Improved shirt-cuff protector.

No. 13359.—30th January, 1901.—WILLIAM JOHN MADDREN, of Madras Street, Christchurch, New Zealand, Mechanic. Non-chafing straps and roller for securely and comfortably fastening covers on horses and other animals.

No. 13360.—31st January, 1901.—JOHN ALFRED MILLANE, of Mount Paradise, Pakenham, Victoria, Farmer. An improved contrivance for enabling horses to conveniently carry their own forage.

No. 13362.—31st January, 1901.—HIRAM JONES, of 99, South Street, Ascot Vale, Melbourne, Victoria, Engineer. An improved ore-crusher, with gold saving, amalgamating, and concentrating tables, for auriferous earths, tailings, and low-grade ores.

No. 13363.—29th January, 1901.—WILLIAM YOUNG HENRY HALL, of Invercargill, New Zealand, Solicitor. A cultivator attachment to ploughs.

No. 13364.—29th January, 1901.—WILLIAM YOUNG HENRY HALL, of Invercargill, New Zealand, Solicitor. Improvements in ploughs.

No. 13366.—30th January, 1901.—ALFRED TAYLOR LAWRENCE, of Maple Grove, Invercargill, New Zealand, Farmer. Improvements in tile-ditching machines.

No. 13367.—30th January, 1901.—CHARLES MARSHALL BUCKWORTH, of Whakatane, Auckland, New Zealand, Land Agent. An improved method of branding and marking cheese.

No. 13369.—4th February, 1901.—DONALD DONALD, of Masterton, New Zealand, Settler. Improvements in lifting-jacks.

No. 13370.—4th February, 1901.—THOMAS BOYD, of Gloucester Street West, Christchurch, New Zealand, Cycle-manufacturer. An improved saddle for cycles.

No. 13371.—4th February, 1901.—MATTHEW GUINAN, of Kelso, New Zealand, Farmer. An improved dredge grubber and tumbler-shaft.

No. 13374.—4th February, 1901.—TETAU PARANIHI HEARSE, of Roto Aira, Tokaanu, New Zealand, Farmer. An improvement in bicycle-gearing.

No. 13384.—8th February, 1901.—ARCHIBALD CAMERON, of Forest Hill, Southland, New Zealand, Farm-labourer. Improved appliances for straining wire and securing the ends thereof together.