2142
THE NEW ZEALAND GAZETTE.
[No. 74

secured to a post at an acute angle and provided on its inner face with a number of serrations. On releasing the rope it will fall clear of the cow’s leg.

[NOTE.—The above extract from the specification is inserted in place of the claims.]
(Specification, 1s. 9d.; drawing, 1s.)

No. 17214.—5th November, 1903.—WILLIAM HENRY ATKIN, of Auckland, New Zealand, Coachbuilder. Improvements in furnaces causing an increased draught.*

Claims.—(1.) In combination with the inwardly sloping perforated bridge fixed as specified, the box beneath said bridge, the baffle-wall built on plate in front of said bridge at inner end of firebars, opening made by arch in under-wall, the combustion-chamber, the furnace-door made to hold gauze or mesh and gauze and mesh fixed therein, and having solid plates fitted outside of said door hinged so that they may be fitted to cover and uncover said gauze or mesh as quoted and set out, the steam-pipe connected to boiler and junctioned to horizontal continuation-pipe having vertical pipes rising from said horizontal continuation-pipe, with horizontal pipes having open ends projected therefrom into the furnace (one on each side of said furnace-door), and pipe carried from said horizontal continuation-pipe to beneath said firebars with right and left right-angled projections therefrom suitably perforated, and cocks or taps for regulating supply of steam through said pipes, for the purpose set forth, substantially as described. (2.) The arrangement, combination, and application of the parts specified with and to furnaces as shown on the drawing, for the purpose set forth, substantially as described.
(Specification, 4s. 6d.; drawing, 1s.)

No. 17241.—16th November, 1903.—WILLIAM JOHN JAMES, of Wanganui, New Zealand, Plasterer. An improved trough for holding water, food for cattle, and the like.*

Claims.—(1.) A composition for the manufacture of troughs and the like, consisting of coke, cement, sand, and lime mixed in the manner and in the proportions substantially as set forth. (2.) A trough consisting of the parts constructed, arranged, and operating substantially as specified. (3.) A trough comprising, in combination, side and bottom pieces, and end pieces having grooves or recesses receiving the ends of said side and bottom pieces, and tie-bolts clamping said side and bottom pieces between the end pieces, substantially as specified and illustrated. (4.) A trough for the purpose indicated, constructed of the materials and in the manner substantially as set forth, and illustrated in the drawing.
(Specification, 2s. 9d.; drawing, 1s.)

No. 17253.—17th November, 1903.—JOSEPH ARTHUR JAGGERS, of Parua Bay, Whangarei, New Zealand, Storekeeper. An improved rowlock.*

Claim.—In rowlocks, a shank formed with a recess in its surface extending longitudinally along the lower portion thereof, and a spring-piece adapted to fit within such recess, the lower end of which is secured in the bottom end of the recess, while its upper end normally projects outwards at an incline from the surface thereof, substantially as specified.
(Specification, 1s. 9d.; drawing, 1s.)

No. 17285.—28th November, 1903.—FREDERICK JOHN JONES, of Wellington, New Zealand, Agent (nominee of the A. H. Andrews Company, of Chicago, Illinois, United States of America, the assignees of Horace Judson Morton, of Chicago aforesaid). A kiln for drying timber.*

Claims.—(1.) A kiln for drying timber, constructed with double walls and a double roof with spaces between them in communication with each other, such spaces being divided into a number of parallel divisions extending downwards between the roofs and the walls on each side, open at their top ends to the atmosphere, and opening alternately at their bottom ends into the sides or top of the kiln and into the bottom thereof, substantially as specified. (2.) In kilns for drying timber, double walls and a double roof with spaces between them in communication with each other and opening into the atmosphere along the middle of the roof, such spaces being divided into a number of parallel divisions extending downwards between the roofs and walls on each side of the kiln, a false bottom above the floor of the kiln with openings into the bottom of the kiln, the space enclosed between such false bottom and the floor being in communication with alternate divisions of the spaces between the walls on the respective sides of the kiln, and openings in the inner walls opening into the other divisions of the spaces between the walls, substantially as specified. (3.) A kiln for drying timber, constructed with double walls and a double roof with spaces between them in communication with each other, such spaces being divided into a number of parallel divisions extending downwards between the roofs and the walls on each side, open at their top ends to the atmosphere, and opening alternately at their bottom ends into the sides or top of the kiln and into the bottom thereof, and provided with a system of steam-pipes laid along a short distance above the floor of the kiln, and rails above such pipes extending longitudinally through the kiln adapted to carry the timber, substantially as specified. (4.) A kiln for drying timber constructed substantially as described and explained, and as illustrated in the drawings.
(Specification, 5s.; drawing, 2s.)

No. 17307.—25th November, 1903.—GEORGE FOSTER, of Day Street, formerly of Rose Road, Grey Lynn, Auckland, New Zealand, Carpenter. An improved electrical device for preventing slugs and such-like from devouring plants of any kind.*

[NOTE.—The title in this case has been altered. (See list of provisional specifications, Gazette No. 94, of the 10th December, 1903.)]

Claims.—(1.) A plate of zinc or galvanised iron on each end of which a channel is formed by overlapping each end on itself in opposite directions so that the overlap of one end may fit into the channel formed by the overlap on the other end. (2.) To this plate is fixed a copper wire solenoid or plain copper wire intermediate between top and bottom in mechanical and electrical contact so as to utilise the difference of potential between two metals in air to form an electrical barrier to slugs and suchlike from devouring plants of any kind, substantially as described and illustrated.
(Specification, 1s. 9d.; drawing, 1s.)

No. 17313.—2nd December, 1903.—ROBERT SCOTT WATSON, of Islington, Canterbury, New Zealand, Refrigerating Engineer. Improved means for cleaning pipes of refrigerating apparatus.*

Claims.—(1.) Improved means for cleansing the exterior of pipes of refrigerating apparatus from ice and snow, consisting in carrying hot gas from the compressor-pump through said pipes and returning it to the suction side of the said pump without taking it through the condenser, substantially as described. (2.) Improved means for cleaning oil and other matters from the pipes of refrigerating apparatus, consisting in carrying hot gas from the compressor-pump through said pipes and thence through an oil-trap to the suction side of said pump without passing the gas through a condenser, substantially as described. (3.) The improved means for cleaning pipes of refrigerating apparatus, consisting of the parts combined, arranged, and operating substantially as specified and illustrated.
(Specification, 3s.; drawing, 2s.)

No. 17315.—2nd December, 1903.—JOHN BENJAMIN HADAWAY, of 696, North Main Street, Brockton, Plymouth, Massachusetts, United States of America, Inventor. Improvements in or relating to channel flap-laying machines.*

Claims.—(1.) In a flap-laying machine, a rotary tool provided with flap-laying blades arranged at different angles to the direction of rotation of the tool, for the purpose described. (2.) In a flap-laying machine, a rotary tool provided with flap-laying blades arranged obliquely to the direction of rotation of the tool and with flap-laying blades arranged at or approximately at right angles to the direction of rotation of the tool, for the purpose described. (3.) In a flap-laying machine, a rotary tool provided with flap-laying blades arranged obliquely and oppositely inclined to the direction of rotation of the tool, for the purpose described. (4.) In a flap-laying machine, a rotary tool provided with flap-laying blades arranged obliquely and alternately oppositely inclined to the direction of rotation of the tool, for the purpose described. (5.) In a flap-laying machine, a rotary tool provided with flap-laying blades arranged obliquely and alternately oppositely inclined to the direction of rotation of the tool and with flap-laying blades located between said blades arranged at or approximately at right angles to the direction of rotation of the tool, for the purpose described. (6.) The improved flap-laying device, substantially as described, and as illustrated in the drawings, with or without the brush.
(Specification, 6s.; drawings, 2s.)