942
THE NEW ZEALAND GAZETTE.
[No. 25

of the bottom and having perforations or slits therein for supplying heat to the bottom and projecting air into the lower portion of the coking-chamber, substantially as described. (7.) In a coking-oven, the combination with the coking-chamber of an eduction-flue opening into the coking-chamber at the upper portion thereof, a bottom for the coking-chamber, a sinuous or zig-zag passage or channel extending throughout the bottom and having communication with the eduction-flue, an air-supply chamber in the bottom above the sinuous or zig-zag passage or channel, and a covering or flooring for the air-supply chamber throughout the surface of the bottom and having perforations or slits therein for supplying heat to the bottom and projecting air into the lower portion of the coking-chamber, substantially as described. (8.) In a coking-oven, the combination with the coking-chamber of an eduction-flue opening into the coking-chamber at the upper portion thereof, a bottom for the coking-chamber, a sinuous or zig-zag passage or channel extending throughout the bottom and having communication with the eduction-flue, an air-supply chamber in the bottom above the sinuous or zig-zag passage or channel, and a covering or flooring for the chamber throughout the surface of the bottom, and having perforations or slits of a gradually increasing width from the point of admission to the side farthest removed from the admission of air, for supplying heat to the bottom and projecting air into and throughout the surface of the lower portion of the coking-chamber, substantially as described.
(Specification, 19s.; drawings, 2s.)

No. 16140.—26th March, 1903.—PHILIP MAGNUS, of 52, Harmsworth Street, Collingwood, Victoria, Collector. Improvements in pneumatic tires.

Claims.—(1.) The improved pneumatic tire consisting of a rim and one or more concentric air-tubes, in combination with a liner each single or reinforced edge of which is turned back upon the main portion and stitched thereto, and encloses an endless wire or band or a series of balls, or both, a leather cover treated as described secured or unsecured to the said liner, with or without an inner or an outer tread-ring, said cover having meeting ends united from the interior by blind stitches, the edges of the said cover being wedge-sectioned and bearing against one side of the wire bands and the rim or series of balls, or against one side of the same and the back surface of the rim, all as and for the purposes described, and as illustrated in the drawings. (2.) The improved pneumatic tire consisting of a rim and one or more concentric air-tubes, and surrounding the outer one a casing of leather treated as described, having a tongue therein one edge of which is stitched inside the said casing, eyelet-holes around the edges of said casing, a draw lace or laces therein, a liner each single or reinforced edge of which is turned back upon the main portion, stitched thereto, and encloses an endless wire or band, or a series of balls, or both, a cover of leather treated as described and secured or unsecured to the said liner, said cover having meeting ends united by blind stitches from the interior, the edges of the said cover being wedge-sectioned and bearing against one side of the wire bands or series of balls, or both, or against one side of the same and the back surface of the rim, all as and for the purposes described, and as illustrated in the drawings. (3.) In pneumatic tires, a cover surrounding the liner outside the air tube or tubes, a tread-ring or a casing of leather, said leather being first dried, naturally or artificially, then immersed for thirty minutes, more or less, in a bath consisting approximately of benzine eighty-five parts, benzol ten parts, naphtha three parts, kerosene five parts, then removed and the body side brushed with steel bristles, again immersed, again brushed, once more immersed and then again brushed and hung for dripping and evaporation, then immersed in baths formed approximately of para-rubber twenty parts, benzine eighty parts, benzol ten parts, naphtha two parts, isinglass four drachms, after each bath the skin and body side being well brushed with wire bristles, then hung, and finally the following mixture in the following approximate quantities is worked in by a stiff brush—benzine seventy-five parts, benzol twenty parts, naphtha one part, kerosene five parts—all as and for the purposes described, and as illustrated in the drawings.
(Specification, 6s. 6d.; drawings, 1s.)

No. 16141.—26th March, 1903.—CHARLES ANDERSON, of 30, Oxford Street, and 207, Albion Street, Sydney, New South Wales, Tailor and Hat-manufacturer. Improvements in machines for dressing the fur on rabbit and other skins.

Claims.—(1.) In machines for dressing the fur on rabbit and other skins, a stationary liner such as C, cut away as indicated at D opposite the revolving knife or knives, and fitted inside the perforated revolving cylinder or drum, substantially as and for the purposes described and explained, and as illustrated in the drawings. (2.) In machines for dressing the fur on rabbit and other skins, a perforated drum or cylinder such as A mounted in sliding bearings or slides such as F, in combination with a rocking spindle such as H having arms projecting into engagement with said bearings or slides and actuated by a screw-threaded rod, substantially as and for the purposes described and explained, and as illustrated in the drawings. (3.) In machines for dressing fur on rabbit and other skins, a rotating knife or knives having part thereof spaced out or cut away backwardly of the edge, substantially as described and explained, and as illustrated in the drawings. (4.) In machines for dressing fur on rabbit and other skins, a rotating knife formed of a series of knives set into or affixed to a series of discs, substantially as described and explained, and as illustrated in the drawings.
(Specification, 4s. 6d.; drawings, 1s.)

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

NOTE.—The cost of copying the specification and drawings has 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.

Extracts from the drawings accompanying the foregoing complete specifications appear at the end of this Gazette.

The notice and claims in respect of drawing 16050 appeared in last Gazette.

F. WALDEGRAVE,
Registrar.

Provisional Specifications.

Patent Office,
Wellington, 1st April, 1903.

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

No. 16018.—23rd February, 1903.—HARRY HAM, of Palmerston North, New Zealand, Chainsman for Survey. An improved cover for hay and other stacks.

No. 16078.—10th March, 1903.—ALFRED GEORGE BARTON, of Christchurch, New Zealand, Salesman. An improved combined trouser press and stretcher.

No. 16079.—10th March, 1903.—HUGH FERGUSON NELSON, of Christchurch, New Zealand, Carpenter. Improved apparatus for supporting clothes-lines.

No. 16080.—12th March, 1903.—CHARLES DOUGLAS HAMILTON, of Salisbury Street, Christchurch, New Zealand, Clerk and Salesman. Improved apparatus for turning over the leaves of music and the like.

No. 16085.—11th March, 1903.—ANDREW McLEOD, of Arch Hill, Auckland, New Zealand, Commission Agent. An improved marking or branding stamp.

No. 16086.—14th March, 1903.—JOHN DAVID REGAN, of Tokatea Range, Coromandel, Auckland, New Zealand, Miner. An improved match.

No. 16087.—14th March, 1903.—JOHN COOP, of Kaituna, Canterbury, New Zealand, Farmer. Improvements in bridle-bits.

No. 16090.—12th March, 1903.—JANE STEWART, of Tyne Street, Invercargill, New Zealand, Married Woman. Machine for spreading polish on floors and the like.

No. 16091.—12th March, 1903.—RICHARD WILLIAMS, of East Taieri, New Zealand, Gardener. Improved wire-strainer.

No. 16092.—12th March, 1903.—RICHARD POTTER, of Auckland, New Zealand, Gentleman. An improved bottle-neck, shaped to minimise pressure on cork fitted therein.

No. 16093.—12th March, 1903.—WILLIAM HORACE STEBBING, of Northcote, Auckland, New Zealand, Accountant, and JOHN HENRY COLWILL, of Auckland aforesaid, Typewriter Agent. An improved roller or platen for typewriting-machines.

No. 16094.—12th March, 1903.—STANLEY FALCONER CLARE, of Campbelltown, New Zealand, Sheep-farmer. Improvements in rabbit-traps.

No. 16095.—16th March, 1903.—ROBERT WALKER ASHCROFT, Tinsmith, WILLIAM JOHN MADDREN, Mechanic, both of Palmerston North, New Zealand, and SEPTIMUS ASHCROFT, of Dannevirke, New Zealand, Store-manager. Improvements in the method of preserving eggs, meat, and fruits, &c.

No. 16096.—16th March, 1903.—DAVID CALDER GROVES, of Forbury Road, St. Clair, Dunedin, New Zealand, Engine-fitter, and ALBERT ROBERT STANTON, of Victoria Terrace, Anderson’s Bay Road, Dunedin aforesaid, Water-gas Manufacturer. Improved method and apparatus for raising sunken vessels and the like.