Dec. 11.] THE NEW ZEALAND GAZETTE. 2683

vertical partition into two compartments, a chute and knife-wheel in one compartment, and a pair of fluted rollers surmounted by a hopper in the other, and a main shaft driven from without the structure passing through one compartment into the other, terminating in the knife-wheel aforesaid, and actuating a countershaft in the one compartment, said countershaft carrying one of the pair of rollers, as specified, and for the purposes set forth.
(Specification, 2s. 9d. ; drawings, 1s.)

No. 14607. — 10th March, 1902. — WILLIAM THOMAS, of Geraldine, New Zealand, Journalist. Improvements in the production of printing-surfaces.*

[NOTE.—The title in this case has been altered. See List Provisional Specifications, Gazette No. 27, of the 3rd April, 1902.]

Claims.—(1.) In the production of forms for printing, making impressions in a typewriter upon a soft and plastic material, and afterwards treating such impressions to make blocks or forms for printing, as specified. (2.) The process for making electrotypes described, consisting of the formation of impressions by a typewriting-machine in a matrix of thin sheet lead, backed by a layer of flong or flong-paste, and then treating the lead matrix in an electro bath, as set forth. (3.) The process for making stereotypes described, consisting of the formation of impressions by a typewriting-machine in a matrix of thin sheet lead, backed by a layer of flong or flong-paste, then forming a mould from the impressions, and a second matrix in plaster-of-paris from the mould, and a stereotype from the second matrix, as specified. (4.) In the manufacture of electrotypes for printing, first making impressions with the type of a writing-machine in a matrix of thin sheet lead, backed by a layer of flong or flong-paste, then forming a mould from the impressions, and a second matrix from the mould, which matrix is afterwards treated in an electro bath for the production of the electrotype, as described.
(Specification, 3s.)

No. 14624.—11th March, 1902.—ARTHUR ROWNTREE, of South Rakaia, Canterbury, New Zealand, Builder. An improved moustache-guard.*

Claims.—(1.) A moustache-guard constructed of two parts that are adjusably connected, and prongs integral with the parts, one pair of prongs engaging the inside rim of a receptacle, while the other pair pass over the rim and grip the glass upon the outside, as specified. (2.) In a moustache-guard constructed of two parts, flanges upon one member for the purpose of holding the other part, whose corners are rounded off, and spring prongs upon each of the parts, substantially as described, and for the purposes set forth.
(Specification, 1s. 6d. ; drawings, 1s.)

No. 14652.—20th March, 1902.—THEODORE BERNARD JACOBSEN, of Auckland, New Zealand, Architect. Improved means for attaching the handles of door-locks, and the like, to the same.*

Claims.—(1.) In means for securing the handles of doors and the like to their spindles, a spindle the ends of which are formed with ratchets upon two opposite faces, and a pair of springs secured to the inside of the handle and adapted to engage with the teeth of the ratchets on the spindle, as specified. (2.) In means for securing the handles of doors and the like to their spindles, a spindle the ends of which are formed with ratchets upon two opposite faces, and a pair of springs secured to the inside of the handle and adapted to engage with the teeth of the ratchets on the spindle, a removable top upon the handle, as set forth.
(Specification, 2s. ; drawings, 1s.)

No. 15157. — 24th July, 1902. — ARTHUR DUNBAR, of Normanby Road, South Melbourne, Victoria, Consulting Engineer (assignee of James Macartney, of 10, Bridge Street, Sydney, New South Wales, Consulting Engineer). Improvements in feed-water heaters and distributors.*

Claims.—(1.) In feed-water heaters and distributors, a nest of tubes arranged relatively to a boiler, substantially as and for the purposes set forth. (2.) In feed-water heaters and distributors for boilers, a nest of tubes in combination with a matching-chamber and means for supporting said tubes, substantially as and for the purposes set forth.
(Specification, 2s. 9d. ; drawings, 1s.)

No. 15435. — 24th September, 1902. — THE COLONIAL AMMUNITION COMPANY, LIMITED, of Auckland, New Zealand (nominees of Arthur Cecil Whitney, Manager of said company). An improved wad for use in ammunition-loading.*

Claim.—Forming the wads for ammunition cartridges of cylindrical shape, and with concavities on both or either of their end faces, as specified.
(Specification, 1s. 3d. ; drawings, 1s.)

No. 15437. — 24th September, 1902. — WILLIAM JAMES EVANS, of Heal Street, New Farm, Brisbane, Queensland, Engineer, and JOHN DUNMORE CAMPBELL, of Creek Street, Brisbane aforesaid, Merchant. Improvements in or relating to dredge-buckets.

Claims.—(1.) In improvements in or relating to dredge-buckets, a renewable relief slip or false-lining edge such as G attached to the inside of the bucket, as and for the purpose set forth, and as described, and illustrated by drawings. (2.) In improvements in or relating to dredge-buckets, a renewable relief slip or false-lining edge such as G attached to the inside of the bucket and also attached to the cutting-edge, as and for the purpose set forth, and as described, and illustrated by Fig. 5 in drawings. (3.) In improvements in or relating to dredge-buckets, a relief slip or false-lining edge formed integral with the cutting-edge and attached to the inside of the mouth of the bucket, as and for the purpose set forth, and as described, and illustrated in Figs. 6 and 7 of the drawings. (4.) In improvements in or relating to dredge-buckets, a cutting-edge such as F’ in Fig. 8, or of other configuration, attached to the inside of the bucket-mouth and continued therein as a relief slip or false-lining edge, as and for the purpose set forth, and as described, and illustrated by drawings. (5.) In improvements in or relating to dredge-buckets, the inside of the mouth of the bucket provided with a cavity formed by the relief slip or false-lining edge being set at an angle to the bottom of the bucket, thus forming an air or water cushion, as and for the purpose set forth, and as described, and illustrated by drawings.
(Specification, 2s. 6d. ; drawings, 2s.)

No. 15521.—16th October, 1902.—ALBERT ALEXANDER HUMPHREY, of 238, Gresham House, Old Broad Street, London, England, Gentleman. Improvements in compressing air.*

Claims.—(1.) In apparatus for compressing air, the combination of a downflow water or other liquid column, of an upflow column, of a closed air-separating chamber into which the open lower ends of the columns open, of means for maintaining the circulation of the liquid through the system, and of means for introducing air into the upper end of the downflow column, substantially as described. (2.) In apparatus for compressing air, the combination of a downflow liquid column open at the upper end, of an upflow liquid column open at the upper end and discharging into the upper end of the downflow column, of a closed air-separating chamber, into which the two columns extend and open near the bottom thereof, and of a pump for maintaining the liquid in circulation in the system, substantially as described. (3.) In apparatus for compressing air, the combination of a downflow liquid column open at the upper end, of an upflow liquid column open at the upper end and discharging into the upper end of the downflow column, of a closed air-separating chamber into and to near the bottom of which the two columns extend, of a pump for maintaining the liquid in circulation in the system, and of a tank in connection with the downflow column for maintaining the level of the liquid constant, substantially as described. (4.) In apparatus for compressing air, the combination of a downflow liquid column, of an upflow liquid column, of a closed air-separating chamber into which the lower ends of the columns open, of a cup in the bottom of the chamber into which the downflow column opens, and the upper end of which extends above the lower open end of the upflow pipe, of means for introducing air into the upper end of the downflow column, and of means, such as a pump, for maintaining the circulation of the liquid in the system, substantially as described. (5.) In apparatus for compressing air, the combination of a downflow liquid column, of an upflow liquid column, of a closed air-separating chamber into which the lower ends of the columns open, of means such as a pump for maintaining the circulation of the liquid in the system, of means for introducing air into the upper end of the downflow column, and of an air-outflow pipe from the chamber for conveying the collected air to a receiver, substantially as described. (6.) The combination and arrangement of parts forming the apparatus for compressing air described, and illustrated in the drawing.
(Specification, 4s. 6d. ; drawings, 1s.)