2308
THE NEW ZEALAND GAZETTE.
[No. 83

steam-pipes passing through the brickwork of the furnace to superheat the steam, substantially as set forth. (4.) In apparatus for the purpose described, a cylinder partially sunk in the ground for the purpose of conserving the heat of the furnace, substantially as set forth. (5.) In apparatus for the purpose described, in combination, sloping slabs of firebrick, pipes for conveying oil to the slabs to be vaporised, and pipes for admitting steam to mix with the vaporised oil, substantially as set forth. (6.) In apparatus for the purpose described, in combination, sloping slabs of firebrick, pipes and siphons for conveying oil to the slabs to be vaporised, steam-pipes passing through the brickwork whereby the steam is superheated, and a lid having a V-shaped rib fitting into a corresponding V-shaped groove in its seat, substantially as set forth. (7.) An apparatus for the purpose described, comprising, in combination, a vertical cylinder lined with brickwork and having charging clinker and ashpit doors, sloping slabs of firebrick, pipes and siphons for conveying oil to the slabs, steam-pipes passing through the brickwork, a lid having a V-shaped rib fitting into a corresponding V-shaped groove in its seat, a delivery-pipe, a closed chamber containing water and having a delivery-pipe and a pipe for drawing off tar, substantially as and for the purposes set forth. (8.) The combination and arrangement of parts comprising my improved apparatus for the manufacture of carburetted water-gas, substantially as and for the purposes described, and illustrated on the drawing.
(Specification, 3s. 6d.; drawings, 2s.)

No. 14684.—26th March, 1902.—CHARLES HENRY OSMOND, 79, London Street, Dunedin, New Zealand, Assurance Agent. Improvements in artificial minnows.*

Claims.—(1.) The general construction, arrangement, and combination of parts composing my improvements in artificial minnows, all substantially as and for the purposes described with reference to the drawings. (2.) In an artificial minnow, the internal stiffening consisting of a coiled wire in the shape of a frustum of a cone, substantially as and for the purposes set forth. (3.) In an artificial minnow, a body consisting of the cocoon and a coiled wire in the shape of a frustum of a cone, substantially as described. (4.) An artificial minnow, comprising in its construction an elastic band, substantially as and for the purposes set forth.
(Specification, 2s.; drawings, 1s.)

No. 14845.—1st May, 1902.—GEORGE HEFFLAND BIGELOW, Ponsonby Road, Ponsonby, Auckland, New Zealand, Manufacturer. Improvements in nut-locks.*

Claims.—(1.) A nut-lock with channels or grooves cut, pressed, or moulded into the inner threaded side of the nut transversely to its threads and in such a manner as to leave one or more ridges or teeth between the grooves and channels; and grooves or channels cut, pressed, or moulded into the outer side of the nut parallel to the inner grooves or channels, and in such a way as to leave a ridge or ridges between, substantially as and for the purposes described. (2.) A nut-lock with one or more channels or grooves cut, pressed, or moulded into the inner threaded side of the nut and transversely to the screw threads, and of a suitable width and depth, but preferably to the depth of the threads of the nut, so as just to clear the threads of the bolt in the operation of screwing the nut on it; the thickness of the nut on the outer side to be reduced where and as required opposite the channels or grooves on the inner side, so as to facilitate the operation of compressing by percussion or otherwise the unthreaded portion of the nut along the inner channel so as to press it tightly on and into the threads of the bolt, substantially as and for the purposes described.
(Specification, 2s. 3d.; drawings, 1s.)

No. 14923.—26th May, 1902.—WILLIAM BENJAMIN AR-LIDGE, care of Baldwin and Rayward, National Chambers, Grey Street, Wellington, New Zealand, Flax-miller. Improved apparatus for feeding flax-fibre to a scutching-machine.*

Claims.—(1.) The combination, in apparatus for the purpose indicated, of two horizontal feed-wheels mounted side by side in approximately the same plane in front of the mouth of a scutching-machine, said wheels being journalled upon fixed vertical axles and operated by bevel-tooth gearing, gripping-jaws upon one of said wheels designed to grip the end of a hank of flax, a cam-race for operating the gripper-jaws, a guide-plate guiding the flax into the mouth of the scutching-machine, means upon the front of the scutcher-mouth by which the flax is turned over when one side has been scutched, a comb fixed at the end of a sliding rod normally projected by a spring, a cam guide-race operating the comb, said comb being adapted to carry the partly scutched hank into required position in relation to the second wheel, gripper-jaws upon the second wheel, a cam-race for operating the gripper-jaws, means upon the front of the scutcher-mouth by which the flax is turned over when one side has been scutched, substantially as specified and illustrated. (2.) The combination, in apparatus for the purpose indicated, of two horizontal feed-wheels mounted side by side in approximately the same plane in front of the mouth of a scutching-machine, said wheels being journalled upon fixed vertical axles and operated by bevel-tooth gearing, gripping-jaws upon one of said wheels designed to grip the end of a hank of flax, a cam-race for operating the gripper-jaws, a guide-plate guiding the flax into the mouth of the scutching-machine, means upon the front of the scutcher-mouth by which the flax is turned over when one side has been scutched, a comb fixed at the end of a sliding rod normally projected by a spring, a cam guide-race operating the comb, said comb being adapted to carry the partly scutched hank into required position in relation to the second wheel, gripper-jaws upon the second wheel, a cam-race for operating the gripper-jaws, substantially as specified and illustrated. (3.) The combination, in apparatus for the purpose indicated, of two horizontal feed-wheels mounted side by side in approximately the same plane in front of the mouth of a scutching-machine, said wheels being journalled upon fixed vertical axles and operated by bevel-tooth gearing, gripping-jaws upon one of the said wheels designed to grip the end of a hank of flax, a cam-race for operating the gripper-jaws, a guide-plate guiding the flax into the mouth of the scutching-machine, and means upon the front of the scutching-mouth by which the flax is turned over when one side has been scutched, substantially as specified and illustrated. (4.) The combination, in apparatus for the purpose indicated, of two horizontal feed-wheels mounted side by side in approximately the same plane in front of the mouth of a scutching-machine, said wheels being journalled upon fixed vertical axles and operated by bevel-tooth gearing, gripping-jaws upon one of said wheels designed to grip the end of a hank of flax, a cam-race for operating the gripper-jaws, and a guide-plate guiding the flax into the mouth of the scutching-machine, substantially as specified and illustrated. (5.) The combination, in apparatus for the purpose indicated, of horizontal feed-wheels revolvably mounted in front of the mouth of a scutching-machine, means for revolving the wheels, gripping-jaws carried by said wheels, with means for operating said jaws whereby flax is gripped and released at predetermined times, and means for guiding the flax into the mouth of the scutching-machine, substantially as and for the purpose specified and illustrated. (6.) The combination, in apparatus for the purpose indicated, of a feed-wheel revolvably mounted in front of the mouth of a scutching-machine, a gripper in two parts, one of which is fixed to the feed-wheel and the other carried at the end of a pivoted arm, a roller upon said arm, and a cam-race upon which said roller runs for the purpose of operating the gripper-jaw, substantially as specified and illustrated. (7.) The combination, in apparatus for the purpose indicated, of a feed-wheel revolvably mounted in front of the mouth of a scutching-machine, gripping-apparatus carried upon said wheel, means for operating said gripping-apparatus, a comb fixed at the end of a rod sliding in guides and operated by a spring, and a guide-race for operating the comb, substantially as specified and illustrated. (8.) The parts comprising my improved apparatus for feeding flax to a scutching-machine, combined, arranged, and operating substantially as and for the purposes specified and illustrated. (9.) The employment, in a machine for the purpose indicated, of a feed-wheel revolvably mounted in front of the mouth of a scutching-machine, and provided with means whereby a hank of flax may be carried into the mouth of the scutching-machine when the wheel is revolved, substantially as specified and illustrated. (10.) The combination of parts comprising the arrangement for gripping a hank of flax to be treated in a scutching-machine, substantially as specified and illustrated. (11.) The combination of parts comprising the comb arrangement for guiding a hank of flax from one gripping-jaw to another as it is withdrawn from a scutching-machine in which it has been treated, substantially as specified and illustrated. (12.) The combination of parts comprising the arrangement for carrying away and depositing a hank of flax after it has been treated in a scutching-machine, substantially as specified and illustrated.
(Specification, 9s.; drawings, 2s.)