July 20.] THE NEW ZEALAND GAZETTE. 1353

different strengths of blows may be struck by the piston at
the will of the operator, substantially as described. (55.) In
a rock-drilling engine, the combination with the cylinder,
the cylinder-head, and the piston, of a drill-bit arranged to be
struck by said piston, and having lugs, shoulders, or pro-
jections adjacent to its shank-end, a drill-holding chuck
containing an axial bore adapted to receive the shank of said
drill-bit, and lateral recesses radiating from said bore adapted
to receive the lugs of said drill-bit; a sleeve rotably mounted
on said chuck and extending beyond the end of said cylinder-
head far enough to be grasped by the hand of an operator,
and containing a flanged end extending down over the end of
said chuck; an oblong aperture in the end of said chuck-
sleeve arranged to admit the shank and lugs of said drill-
shank to pass through said flange into said chuck when said
chuck-sleeve is manually turned to bring its drill-shank-
receiving aperture in line with the chuck's drill-shank-re-
ceiving aperture, and having said chuck-sleeve arranged to
be partially rotated manually on said chuck after the drill-
shank is admitted to the chuck to a position in which its
drill-shank-receiving aperture will stand crosswise or at sub-
stantially right angles to the drill-shank-receiving aperture
of the chuck, and means including stops or abutting surfaces
for locking said chuck-sleeve's drill-shank-receiving aperture
in its crossed or right-angled position relative to the drill-
receiving aperture of said chuck, substantially as described.
(Specification, £2 6s.; drawings, £2 2s.)

No. 11779.—6th July, 1899.—EDWARD ROBERTS, of 31,
Moray Place, Dunedin, New Zealand, Consulting Engineer.
Improvements in dredging-ladders.

Claims.—(1.) In a dredge, the combination of the ladder
such as C and swinging-shaft such as D with a movable
sliding bearing such as E, E, sliding on and bolted to a
girder such as F, for the purpose of lengthening or shortening
the ladder, and so increasing the efficiency of the dredge,
substantially as described and explained, and as illustrated
in the drawing. (2.) In a dredging-machine, the bearings
of the ladder arranged to slide on a beam or girder, instead
of or as well as the ladder itself, being telescopic, sub-
stantially as described, and for the purposes set forth.
(Specification, 1s. 6d.; drawings, 3s.)

No. 11780.—6th July, 1899.—WALTER ERNEST Potts, of
31, Moray Place, Dunedin, New Zealand, Mechanical Engi-
neer. Improved convertible frame for utilising tins.

Claim.—In an apparatus for utilising tins or boxes, the
combination with such box or tin such as X with a double
frame such as A, B, B¹, B², C, C¹, C², for holding long or
short tins or boxes, and easily detachable as needed, sub-
stantially as described and as shown, and for the purposes
specified.
(Specification, 1s. 6d.; drawings, 3s.)

No. 11782.—7th July, 1899.—EDWARD ROBERTS, of 31,
Moray Place, Dunedin, New Zealand, Consulting Engineer.
Improvements in elevator-buckets for dredges.

Claims.—(1.) In elevator-buckets for dredges, the links
and ends of the buckets formed as one piece, such as A and
B, or B¹ or B², substantially as described, and shown in the
drawings. (2.) In elevator-buckets for dredges, the whole
bucket-ends and links formed as one piece such as A, B³,
substantially as described, and shown in the drawings.
(Specification, 1s. 3d.; drawings, 3s.)

No. 11787.—13th July, 1899.—ROBERT LATTA, of 31,
Moray Place, Dunedin, New Zealand, Contractor. Cycle
parcel-rest and lamp-bracket.

Claim.—In a cycle parcel-rest and lamp-bracket,
the combination with the handle-bar of a cycle of a com-
bined parcel-rest and lamp-bracket, such as B, B¹, B², or B³,
B¹, B², substantially as and for the purposes described and
explained, and as illustrated in the drawing.
(Specification, 1s. 3d.; drawings, 3s.)

No. 11788.—11th July, 1899.—FRANCIS WILLIAM PAYNE,
of 31, Moray Place, Dunedin, New Zealand, Consulting
Engineer. Improvements in dredging-appliances.

Claim.—In dredging, the combination of picks work-
ing before the suction-inlet or before buckets, driven by cam-
motion, for loosening the bottom before the dredging, sub-
stantially as described and explained, and for the purposes
set forth, and as illustrated in the drawing.
(Specification, 1s. 9d.; drawings, 5s. 6d.)

No. 11795.—15th July, 1899.—THOMAS EDWARD KIERNAN,
of Turakina, New Zealand, Blacksmith. A trace-spreader.

Claim.—A spreader for trace-chains made of tubing, and
having a solid stud at each end, and also two hinged loops
that, when closed, act as a lock on the spreader and trace-
chain; the same being substantially as described in the
application.
(Specification, 1s. 6d.; drawings, 3s.)

F. WALDEGRAVE,
Registrar.

An asterisk (*) denotes the complete specification of an in-
vention 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, 18th July, 1899.

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

No. 11701.—7th June, 1899.—JAMES BEGG, of Assam,
India, at present of Sunny Vale, Timaru, South Canterbury,
New Zealand, Tea-planter. An improved rotary speed digger,
scarifier, and weeder.

No. 11739.—12th July, 1899.—ALFRED SMITH, of Waka-
tipu, Otago, New Zealand, Miner. Improvements in the
damming of rivers and creeks for facilitating hydraulic
elevating for gold-mining purposes.

No. 11752.—27th June, 1899.—WALTER CHARLES
MCALISTER, of Ferry Road, Linwood, Christchurch, New
Zealand, Surveyor. An improved device for plotting
traverses by co-ordinates.

No. 11753.—29th June, 1899.—EWEN MCGREGOR, of
Orangipongo, Mangaonoho, New Zealand, Sawmiller. Im-
provement in planing-machinery.

No. 11756.—27th June, 1899.—DUNCAN MCFARLANE, of
Invercargill, New Zealand, Hotelkeeper. A magnetic
magnetite-sand and gold separator.

No. 11764.—3rd July, 1899.—WILLIAM WOOD, of 24, Manse
Street, Dunedin, New Zealand, Confectioner. Improve-
ments in gold-saving apparatus.

No. 11767.—3rd July, 1899.—JAMES ROBINSON, of 75, Here-
ford Street, Christchurch, New Zealand, Horse-cover Maker.
Improvements in horse-covers.

No. 11769.—5th July, 1899.—HENRY SYMES, of 2, Com-
mercial Chambers, Manse Street, Dunedin, New Zealand,
Auctioneer. Improvements in gold-saving apparatus.

No. 11770.—5th July, 1899.—JEREMIAH DRUMMEY, of
Alexandra, Otago, New Zealand, Contractor. Improvements
in dredges.

No. 11771.—5th July, 1899.—PHILIP GEORGE DODD, of
72, Bishopsgate Street, London, England, Merchant. Im-
provements in or connected with animal-traps.

No. 11774.—5th July, 1899.—WILLIAM HENRY TRENGROVE,
of 183, Hereford Street, Christchurch, New Zealand, Cycle-
manufacturer. Improvements in gear-wheels.

No. 11775.—7th July, 1899.—ARTHUR TREADWELL, of 46,
Willis Street, Wellington, New Zealand, Printer. A new or
improved type-engraving process.

No. 11776.—8th July, 1899.—JOSEPH TEMPERLEY, of
Marton, New Zealand, Saddler. Improvement in horse- or
cow-covers.

No. 11778.—5th July, 1899.—JOSEPH LOWDEN, of Eglin-
ton Road, Mornington, Dunedin, New Zealand, Engineer.
Automatic coupling for railway-vehicles.

No. 11781.—11th July, 1899.—ROBERT WESSLY MANNING,
of Awatuna, near Eltham, Taranaki, New Zealand, Farmer.
An improvement in hand sheep-shears.

No. 11783.—13th July, 1899.—HERMAN HOUSE, Manufac-
turer's Agent, ANDREW LOUGHREY, Solicitor, JOHN ALEX-
ANDER HOLMES, Sheep-farmer, and RICHARD TOMLINE,
Engineer, all of 183, Hereford Street, Christchurch, New
Zealand. Improved method of and apparatus for steeping
grain.

No. 11786.—7th July, 1899.—EDWIN LATIMER CLARK, of
Auckland, New Zealand, Contractor. An improved rotary
engine.

No. 11789.—12th July, 1899.—WILLIAM FREDERICK SOFER
and FRANK MOORE DREWITT, both of Christchurch, New
Zealand, Printers. Combined ash-pan and cinder-sieve,