2646
THE NEW ZEALAND GAZETTE.
[No. 69

No. 29497.—4th May, 1911.—BENICIA IRON WORKS, a corporation organized and existing under and by virtue of the laws of the State of Nevada, United States of America, and having its principal place of business in the City and County of San Francisco, State of California, its address being No. 433 Brannan Street, in said City and County of San Francisco, and being engaged in the business of manufacturing and selling agricultural implements (assignees of Edward Carl Bank, of 2856 Webster Street, Berkeley, California, United States of America, a salesman of agricultural implement). An adjustable plough-tongue.

Claims.—(1.) In a plough, the combination of a tongue, a draft-extension pivotally connected with the forward end of the tongue and adapted to be turned out of line therewith, a latch on the tongue adapted to engage the rear end of the draft-extension to lock it in position where set, a trip-lever on the tongue, and operating-connections between the trip-lever and locking latch.
(Specification, 5s. 6d.)
[NOTE.—Here follow four other claims.]

No. 29519.—9th May, 1911.—ALBERT EDWARD YOUNG, Engineer, and GEORGE GORDON HOLMES, Jun., Farmer, both of Christchurch, New Zealand. Device for use in sealing envelopes.*

Claims.—(1.) An article of the class indicated, comprising a horizontal table mounted upon a suitable base, a flap hinged at its outer edge upon said base and adapted to be depressed so that its upper surface will be approximately in line with said table, a roller revolvably mounted along the abutting edge of said flap, a spring adapted to maintain said flap upward with the under-side of its roller in line with or above said table, and a moistening-device arranged in said base so as to come in contact with said roller when the flap is depressed, substantially as and for the purpose set forth. (2.) The device for use in sealing envelopes constructed, arranged, combined, and operating substantially as described and explained, and as illustrated in the drawings.
(Specification, 2s.)

No. 29750.—20th June, 1911.—RONALD SYDNEY BUCKMAN, of Haydn Motor-works, Mansfield Road, Nottingham, Notts, England, Motor-manufacturer. Improvements in rotary valves for internal-combustion engines.

Claims.—(1.) In a rotary valve for internal-combustion engines, the employment of a ring-shaped curved seating, and of a split-spring ring having an inclined surface which bears against a similarly inclined surface on the said seating in such a manner that the radial expansion of the ring presses the seating against the periphery of the rotary valve, substantially as described.
(Specification, 7s. 9d.)
[NOTE.—Here follow four other claims.]

No. 29754.—20th June, 1911.—GEORGE CHARLES THOMAS, of 2 Beach Bank Avenue, Liscard, Wallasey, Chester, England, Lieutenant, R.N.R., Retired. Improvements in apparatus for taking cinematographic or other photographs and projecting same.

Claims.—(1.) Photographic apparatus comprising the combination of a case or body adapted to receive at the front end a removable film-moving mechanism, a film-moving mechanism substantially as described, and means for focussing and constituting a combined cinematographic and ordinary photographic apparatus for taking cinematograph and ordinary photographs, substantially as described.
(Specification, 14s.)
[NOTE.—Here follow ten other claims.]

No. 29761.—21st June, 1911.—CLAUDE HUDSON DAVIS, of Church Place, Wanganui, New Zealand, Engineer. An improved milk-release.

Extract from Specification.—According hereto, a can superposed upon another can has a valve at the bottom and a float valve at the top, by which communication can be had with the lower can. A milk-supply pipe and a vacuum pipe are connected to the top of the can. The lower can has a spring-operated valve at the bottom, and an air-valve at the top. The bottom valve also closes an air-pipe leading to the top of the can.
(Specification, 5s. 3d.)
[NOTE.—The above extract from the specification is inserted in place of the claims.]

No. 29763.—21st June, 1911.—UNITED SHOE MACHINERY COMPANY, of Paterson, in the State of New Jersey, United States of America, a corporation duly organized under the laws of said State of New Jersey, carrying on business as Shoe-machinery Manufacturers, and having a place of business at 205 Lincoln Street, Boston, in the Commonwealth of Massachusetts, in said United States of America (assignees of Thomas Gustave Plant, of Boston aforesaid, Manufacturer). Improvements in or relating to sewing-machines.

Claims.—(1.) A chain-stitch in-seam shoe-sewing machine having, in combination, stitch-forming devices, including a curved hooked needle and a looper, and means, acting automatically upon stopping the machine, to free the last needle-loop from the stitch-forming devices and bring the needle to rest out of engagement with the work.
(Specification, 12s. 9d.)
[NOTE.—Here follow three other claims.]

No. 29764.—20th June, 1911.—JAMES TRELOAR, of Hamilton, Auckland, New Zealand, Engineer. Improved releaser for milking-machines.

Extract from Specification.—A receiving-receptacle is provided having an upper and a lower compartment, both compartments being provided with valves automatically operated by the weight of the milk, and a counterweight to allow the milk to escape from one compartment only at a time, and preventing the admission of air to the vacuum tubes.
(Specification, 5s.)
[NOTE.—The above extract from the specification is inserted in place of the claims.]

No. 29770.—20th June, 1911.—SAMUEL BARNINGHAM, of George Street, Dunedin, New Zealand, Engineer and Ironfounder, &c. Improvements in adjustable school-desks.

Claims.—(1.) In adjustable combination school seats and desks furnished with provision for other school requirements, a main frame (at least one to each end of same) fitted with a rack and pawl for adjusting the height of the lower back rail and the seat, which is also capable of being turned up out of the way, with another rack and pawl for adjusting the height of the upper rail, shelf, and the desk, which is also capable of being turned up to form a blackboard, with provision for holding a slate, pencils, pens, &c., all substantially as shown on the drawing, and as described and explained. (2.) Mechanically equivalent means of raising and lowering the seat, back, and other furnishings attached to them, all substantially as set forth.
(Specification, 2s. 6d.)

No. 29771.—23rd June, 1911.—JAMES CALATHAN RUSSELL, of Pittsburg, Pennsylvania, United States of America, Steel-manufacturer. An improved process and apparatus for treating rails, bars, and like articles.

Claims.—(1.) A process of treating rails and like longitudinally extended metal articles, consisting in moving the hot finished article longitudinally in such a manner that a portion thereof only (for example, the head only of a rail) passes through a bath of oil and then through a bath of water. . . . (6.) An apparatus for carrying into practice the process claimed in any of claims 1 to 4, characterized by a trough having vertical and horizontal rolls for drawing the rail or like article through the bath in said trough and for holding the said article in alignment, substantially as described.
(Specification, 10s. 3d.)
[NOTE.—Here follow six other claims.]

No. 29772.—30th August, 1910.†—BLAUGAS - PATENT-GESELLSCHAFT, m.b.H., of Augsburg, Germany (assignee of Hermann Blau, of 2 Rotenhammerstr, Augsburg aforesaid, Chemist). Improvements in and relating to the manufacture of illuminating-gas, and apparatus therefor.

Claims.—(1.) Method of avoiding losses in liquefiable gases in the manufacture of liquid illuminating-gas, characterized by the fact that gases that are not liquefied by pressure at approximately normal temperatures are subjected to artificial cooling to a temperature at which the maximum quantity of liquefiable constituents of the gas is separated from the permanent gases in liquid form.
(Specification, 11s. 3d.)
[NOTE.—Here follow eleven other claims.]

No. 29773.—23rd June, 1911.—BLAUGAS - PATENT-GESELLSCHAFT, m.b.H., of Augsburg, Germany (assignees of Hermann Blau, of 2 Rotenhammerstr, Augsburg aforesaid, Chemist). Improved method of distilling crude petroleum oil, tar, and other liquids, and apparatus therefor.

Claim.—Method of and apparatus for distilling or gasifying crude petroleum, oil, tar, and other liquids in a generator which is periodically blown hot, characterized by the fact that the hot blowing of the apparatus, which begins in proximity to the discharge-place for the combustion-gases, is carried out retractively to the blowing-in place in order in this manner to avoid the escape of troublesome vapours at the beginning of the hot blowing, and by restricting or abolishing the period of after-distillation and after-gasification, to shorten the time occupied in the closed cycle of operations, and to render it possible to employ low working-temperatures in practice.
(Specification, 6s.)