baber/WOPTO huggingface dataset:
Patent GB-189807819-A (GB)
Title: Improvements in Machinery or Apparatus for Milling Double Helically Toothed Bevel Wheels.
Inventor: POLANOWSKI EUZEBIUSZ
Filed: 1898-04-01
Granted: 1898-06-11
Abstract: 7819. Polanowski, E., and John, A. April 1. Milling. -Relates to improvements in the machine described in Specification No. 15,351, A.D. 1897, to adapt it for cutting bevel-wheels with double helical or V- shaped teeth, Fig. 1. The shaft 23 drives the shaft 26 continuously in the same direction, the sleeve with the bevel - wheels 25, 50 being shifted when the direction of traverse of the tool slide 6 and the rotation of the shaft 23 are reversed. The shaft 26, through gearing 27, 52, and 53, drives a wheel 54 gearing with a pinwheel 55 which can slide on its shaft 56. The blanks secured to the worm-wheels 49 or 44 are rotated slowly by similar mechanism to that described in the former Specification from the shaft 29 actuated from the shaft 56 by spur gearing 61, 62, and bevel - wheels 63, 64 The end of the spindle carrying the wheel 54 enters a groove 57, Fig. 5, in the wheel 55 shaped so that the motion of the shaft 56 and the rotation of the blank will be reversed at the required times, the wheel 55 being moved along its shaft as the shaft moves in the rounded ends of the groove 57. To ensure the easy sliding motion of the wheel 55, levers 59, 60 carried by the arm 58 are pivoted to its hub and rim and to one another.
Patent GB-189809308-A (GB)
Title: Mechanical Musical Instrument with Changeable Music Discs.
Inventor: BRESLAUER EDUARD
Filed: 1898-04-22
Granted: 1898-09-03
Abstract: 9308. Breslauer, E. April 22. Musical boxes.-Interchangeable tune-sheets N, Fig. 1, are pivoted on arms A which swing on a rod S and can be pushed along it so that any one of them can be dropped or pushed into position in engagement with the pin-wheels R, which act in the usual way. In a modification, shown in Fig. 5, the sheets N are held in carriers A mounted so as to be capable of sliding in a bearing L, which bearing can be moved along a supporting-rod so that any one of the sheets may be brought into position. The carrier A can then be pushed forward so as to cause the selected sheet to engage with the works, as before. The carriers may be shaped so as to keep the sheets bent.
Patent GB-189811461-A (GB)
Title: Improvements in and relating to Steam Engines.
Inventor: HUGGINS WILLIAM
Filed: 1898-05-20
Granted: 1899-05-20
Abstract: 11,461. Huggins, W. May 20. Valves and valve gear; valve chests and casings.- The objects are to reduce the clearance space and condensing-surface, and to simplify the arrangement of the valves and gear by making each cylinder cover with its steam-chest and valves selfcontained. In the modification shown in transverse section in Fig. 1 and longitudinal section in Fig. 4, two segmental grid valves 10 and 11 are used for each end of the cylinder, one to control the admission and the other to control the emission of steam. These valves are oscillated in the example shown through the medium of toothed sectors by a grooved cam on a shaft 15 which is driven by the engine crank shaft. Any other suitable form of gear may, however, be used for actuating the valves, and also, in place of oscillating grids, rectilinearly-moving grids may be employed. The Provisional Specification states that the piston may be furnished with projections adapted to enter the ports in order to reduce clearance.
Patent GB-189815377-A (GB)
Title: Improvements in the Method of Making Negatives in Relief or Sheets of Raised Type, on Pure Tinfoil, by Means of Typewriting Machines, or an Agate Style or other Hard Pointed Pencil.
Inventor: CORDEAUX WILLIAM
Filed: 1898-07-13
Granted: 1898-09-17
Abstract: 15,377. Cordeaux, W. July 13. Copying documents &c.-Relates to the production of negatives in relief on tin foil, in type-writing machines or by an agate style or hard-pointed pencil. For making negatives in a type-writer, pure tin foil is used, such that about ten square feet are equal to one pound in weight. This is secured to a backing of mackintosh or waterproof sheeting by means of common soap or other similar substance of a greasy and slightly-sticky nature, which backing is removed after the negative is made. For making negatives with a style, pure tin foil, as above, is used, but it is used double, the two sheets being stuck together with soap. The tin foil is placed, to be written upon with the style, upon a sheet of glass, a strip of thin sheet steel being placed between the foil and the glass just below the line of writing. This steel strip is made of cast cold-rolled steel in. x 6/1000 in., hard tempered, and polished. Copies may be taken in the apparatus described in Specification No. 13,676, A.D. 1894.
Patent GB-189815633-A (GB)
Title: A Cigar-lighter with Wind-screen and Cigar-end Cutter.
Inventor: WEISS HEINRICH
Filed: 1898-07-16
Granted: 1898-09-17
Abstract: 15,633. Weiss, H. July 16. Smokers' combination articles.-Relates to a match box, wind guard, and cigar cutter combined. The outer case A has two openings c, b. The inner case or drawer B carries a pair of small perforated discs at the bottom, which slide on rods f against the pressure of springs d. A spring catch engaging with the edge of the opening c locks the drawer in the closed position. On releasing the catch, the drawer flies out and a blade carried by it serves to cut the end of a cigar placed in the opening c. A match introduced through the opening b is struck on the prepared surface l on the end of the drawer, and the outer case acts as a wind shield.
Patent GB-189819474-A (GB)
Title: Improvements in Bicycle Supports.
Inventor: HIPWOOD GEORGE
Filed: 1898-09-13
Granted: 1898-11-05
Abstract: 19,474. Hipwood, G. Sept. 13. Safety wheels and supports for bicycles, particularly useful in military service, for firemen, postmen, messengers, ladies, &c. The clip B, secured to the frame tube A<1>, is provided with tubular supports B<1> to which are pivoted the bent ends C' of the legs C. The legs C are connected by a toggle-lever D. The legs are operated by means of a lever K, pivoted to the clip F, which is connected to the legs by the rods L. A curved frame H is secured to the clip F, and is provided with holes for the engagement of a spring-controlled pawl R pivoted to the lever K. The handle P is pivoted to the lever K, and is provided with a dog to engage the pawl R. Stops N are fixed to the lever K. By manipulating the handle P, the pawl R may be caused to engage a hole in the frame H, and thereby lock the legs in the operative or inoperative position. In the inoperative position, the legs are swung back and lie close to the rear wheel, as shown in dotted lines in Figs. 1 and 2. The legs may be provided with hinged spring-controlled castors T<1>, so that, if the support is in operation during travelling, they may mount an obstruction.
Patent GB-189824336-A (GB)
Title: Improved Quadrants and Stands for Convertible School Desks.
Inventor: TAYLOR PHILIP HENRY
Filed: 1898-11-18
Granted: 1899-09-30
Abstract: 24,336. Taylor, P. H., and Hedden, C. D. Nov. 18. School desks.-On the usual book board M is fixed a casting having an upright B, with flange C for supporting the inkwell board K, and a slightlyinclined upright D to which is bolted at E a semicircular plate F fixed by means of a plate G to the underside of the desk top L. A spring bolt H, working in a casing on the lower part of the upright D, snaps into one of the holes h', h', h<3> on the edge of the plate F, and so holds the desk top at one of several angles. To the bolt H is fixed a lever I by means of which the bolt may be withdrawn or locked in position as shown.
Patent GB-189900189-A (GB)
Title: Improvements in Treating the Liquors Resulting from the Manufacture of Cellulose or Fibres by the Sulphite Process in order to obtain Useful Products therefrom.
Inventor: EKMAN CARL DANIEL
Filed: 1899-01-04
Granted: 1899-11-04
Abstract: 189. Ekman, C. D. Jan. 4. Waste products, treatment and utilization of ; sizes and similar finishes.-Reference is made to Specification No. 20,036, A.D. 1893. Sulphite liquor is treated with oxide of zinc and evaporated, the thick concentrated liquor being used for sizing or stiffening purposes or in the manner described in the prior Specification for the manufacture of a product resembling dextrin. An excess of zinc oxide may be added to the liquor, which is heated to from 80‹ to 90‹ C. and agitated for four or five hours, the clear liquid being separated by settling or filtration, or both, and evaporated, preferably in a vacuum. A smallar amount of zinc oxide than is necessary to saturate the liquor may be used, if desired, sufficient soda or magnesia being also added, if necessary, to make the liquid alkaline. The liquid may be passed once or oftener through a layer of zinc oxide, and, for the sake of economy, it may be partially neutralized with soda ash before being so treated. A zinc salt may be substituted for the oxide, the salt being dissolved in the sulphite liquor and then soda ash or some other suitable base added until an alkaline reaction is obtained. The quantity of salt usually employed represents from one-tenth to two per cent. of zinc oxide.
Patent GB-189901694-A (GB)
Title: Improvements in the Manufacture of Alloys of Iron, Steel, Copper, and other Metals.
Inventor: GRENFELL HUBERT HENRY
Filed: 1899-01-24
Granted: 1899-12-16
Abstract: 1694. Grenfell, H. H. Jan. 24. Alloys.-In the manufacture of alloys of iron or steel, copper, &c. with vanadium, sodium is added to the molten metal in order to purify it.
Patent GB-189903248-A (GB)
Title: An Automatic Duplicate Coupling for Railway Vehicles and the like.
Inventor: HALE FRANK CARTWRIGHT GUEST
Filed: 1899-02-14
Granted: 1899-07-15
Abstract: 3248. Hale, F. C. G. Feb. 14. Couplings, automatic.-An arrow-head D on one car enters between spring hooks E, F on the next car. Uncoupling is effected by turning or sliding the parts D, E, F on one vehicle downwards or upwards.
Patent GB-189905047-A (GB)
Title: Improvements in Fastening for Coal Port, Cattle Port, and other Ship Doors.
Inventor: CAMPBELL WILLIAM
Filed: 1899-03-08
Granted: 1900-03-08
Abstract: 5047. Campbell, W. March 8. Door fastenings.-Relates to means for securing coal port, cattle port, and other ship doors. Channel-irons A are pivoted to eye-plates H fixed to the door frame. Double-eye bolts B passing through the channel-irons are secured by collar pins D to T or L irons E fixed to the door, and the pins D are formed with a recess below the collar which is drawn against the edge of a hole in the T or L irons when the bolts are tightened up by nuts. When the door is opened, the nuts are slackened, the pins D are removed, and the channelirons are stowed by turning them up or to one side as the case may be and supporting them on hangers F, as shown in dotted lines. The Provisional Specification states that, when the channel-irons are required to remain on the door, the bolts B are made with T heads engaging slots made in L irons placed back to back on the door. The same method of fastening may be applied to doors of the combustion chambers of boilers.
Patent GB-189905984-A (GB)
Title: Improvements in or connected with Apparatus for Heating Japanning Stoves and the like.
Inventor: COPE JOHN THOMPSON
Filed: 1899-03-20
Granted: 1899-06-17
Abstract: 5984. Cope, J. T. March 20. Enamelling.-Relates to japanning, enamelling, or other stoves or ovens heated by high-pressure hot-water circulation. The ovens A, Fig. 1, are arranged in groups, and are heated by coils &c. of hot-water pipes B. The main flow pipe C and the return pipe D are connected to the coils by pipes E, which may be provided with cocks for shutting off or starting any of the ovens. Pipes G of small bore connect the pipes C, D to maintain the circulation when some of the ovens are shut off. The usual expansion vessels H and relief valves are provided.
Patent GB-189906162-A (GB)
Title: Improvements in or relating to Life Saving Collars or Appliances.
Inventor: WILDE HUBERT DE
Filed: 1899-03-21
Granted: 1899-05-06
Abstract: 6162. Wilde, H. de. March 21. Collars are made of pyramidal buoyant blocks strung on a wire ring, which is coiled in the middle so as to have a spring closure after the two ends have been pulled apart to put the collar on the neck. The blocks may be prevented from turning on the wire by means of a cord threaded through a pair of holes in each. A cord with terminal knots may replace the wire.
Patent GB-189908889-A (GB)
Title: Improvements in Machinery for Mixing Varnishes and similar Liquids by Mechanical Means.
Inventor: BARRACLOUGH THOMAS CRITCHLEY
Filed: 1899-04-28
Granted: 1900-03-10
Abstract: 8889. Barraclough, T. C., and Heaton, T. T. April 28. Moving-container apparatus for mixing varnishes &c. A barrel-shaped metal drum, provided with a feeding-door and a delivery orifice, is supported on trunnions in standards, and is driven in one direction, or alternately in both directions, by belting or otherwise. The drum is formed with a hollow axis into which steam or hot water is supplied through one of the trunnions, which, by means of a stuffing-box and gland, is connected to a fixed supply pipe provided with safety and stop valves. A suitable draining-arrangement allows of the discharge of the condensed steam or water from the hollow axis. In order to rotate the drum into the proper positions for charging and discharging, it has fixed to it a curved rack with which a worm provided with hand-wheel may be caused to engage. The worm is mounted in a swing bearing which may be locked in the engaging position, or be allowed to drop out of gear.
Patent GB-189909857-A (GB)
Title: Improvements in or relating to Bed Pans.
Inventor: GRIMWADE LEONARD LUMSDEN
Filed: 1899-05-10
Granted: 1900-03-10
Abstract: 9857. Grimwade, L. L. May 10. Bed-pans.-The lid is pres3ed down on to its seat c, to make an airtight joint, by a three-armed bar e, either rigid or springy, the outer ends of which engage with inclined slots b in the back of the pan.
Patent GB-189911978-A (GB)
Title: An Apparatus for Teaching Numbers.
Inventor: BARLOW ARCHIBALD HUGHES
Filed: 1899-06-08
Granted: 1899-07-29
Abstract: 11,978. Barlow, A. H. June 8. Arithmetic, teaching; blind persons, teaching. - Fig. 2 shows an end view. The back-board a is provided with a number of grooves b in which slide blocks d. The blocks d are made of various lengths, and they and the grooves b are subdivided into squares. Forteaching the blind, the squares may be separated by ridges or recesses so that they can be counted by touch. A smaller form of the appliance is described.
Patent GB-189912574-A (GB)
Title: Improvements in Stoppers for Bottles.
Inventor: BERNSTEIN MAX
Filed: 1899-06-16
Granted: 1899-07-22
Abstract: 12,574. Bernstein, M. June 16. Stoppers.-The bottle neck is screwed to receive the cap b, the top of which is hemispherical and is formed with an outlet c. A washer h, which may be strengthened by a collar i, rests on the mouth of the bottle, and forms a seat for the ball valve f, which is held on the seat by the cap b. The valve f is formed with a central outlet passage d, and is provided with an operating-lever g. The bottle is opened by rotating the valve until the passage d is vertical.
Patent GB-189914840-A (GB)
Title: Improvement in Water-tube Boilers.
Inventor: DUERR GUSTAV
Filed: 1899-07-18
Granted: 1899-09-02
Abstract: 14,840. D³rr, G. July 18. Steam-generator furnaces.-Relates to water-tube boilers. The lowest rows of tubes a are separated from the others band c, and are inclined at a greater angle, so as to form, with the aid of suitable partitions d, e, a combustion space v, which extends to the rear of the boiler and is wider at the rear than at the front. The partitions may be composed of tubes placed close together.
Patent GB-189918834-A (GB)
Title: Improvements in or relating to Cranks and Pedals for Cycles.
Inventor: MITCHELL FREDERICK
Filed: 1899-09-18
Granted: 1899-10-21
Abstract: 18,834. Mitchell, F., and H i l l, C. Sept. 18. Cranks; pedals.-The pedal C, Fig. 5, is rigidly fixed by pins C<7> to a cranked arm C', carried by a disc C<3> which turns on ball bearings in the split crank end A'. The pedal is placed at an angle to the arm C', so that, when in use, it is in advance of the centre of the disc C<3>, as shown in Fig. 1. The arm C' screws into the disc, and is fixed by a key c<3>. Fig. 1 shows the positions assumed by the pedal C and arm C' during the revolution of the crank A.
Patent GB-189921492-A (GB)
Title: Improvements in or relating to Propellers for Vessels.
Inventor: EMRICH CHARLES RULF
Filed: 1899-10-27
Granted: 1900-02-10
Abstract: 21,492. Emrich, C. R. Oct. 27. Screw propellers.-The driving-surface of each blade is generated by a line fixed at the point x, Fig. 2, on the axis of the propeller and moving at its other end along a helix making an angle of about 45‹ with the axis. The diameter of the propeller is obtained from the formation d = S/# R tan gamma where S in the speed of the vessel in feet per minute, R the number of revolutions per minute, and y the pitch-angle of the blades. Each blade subtends an angle of about 40‹. If the blades are made integral with the hub, the latter is cored out to secure lightness with the necessary strength. When the blades are detachable, each carries a portion of the periphery of the boss as shown at F, Fig. 8. The boss is made with a number of collars or flanges C, C, Figs. 6 and 7, cut away as at 0 for lightness. Lugs L, L on the blades fit between these collars or flanges, and are secured by tapered pins P. Studs and nuts S hold these pins in place.
Patent GB-190000984-A (GB)
Title: Improvements in Machines for Folding and Shaping Turn-down Collars.
Inventor: ZEIDLER WILLIAM ADOLPH
Filed: 1900-01-16
Granted: 1900-03-03
Abstract: 984. Zeidler, W. A., and Clark, G. A. Jan. 16. Collars.-Relates to a machine for making turndown collars by folding them along the outer and inner surfaces of a conical disc 25, Figs. 1 and 4, by means of the co-operation of a grooved disc 26 and suitable guide-plates. The collar is first ironed in a flat form, and then slightly damped along the line upon which the fold is to be formed. It is then slightly folded on this line and placed between the heated revolving discs 25, 26, the inner fold of the collar entering along the inner wall of the conical disc 25 and the outer fold passing along the outer wall of the same disc, while the folded edge of the collar is engaged between the outer edge of the disc 25 and the walls of the groove 41 in the disc 26. The collar is carried along between the discs 25, 26, being guided by the plates 94, 95, and may then either be discharged from the machine as finished or may pass along a curved guide 105, Figs. 1 and 5, to a similar pair of discs 27, 28, which may be of smaller size than the discs 25, 26. After being similarly treated in its passage between the heated revolving discs 27, 28, the collar is discharged from the machine by suitable guides. The operating edge of the disc 25, Fig. 4, is made thicker than the other parts, in order to produce a rounded edge or fold on the collar. Means are provided for varying the distance between the discs 25, 26 and the discs 27, 28, to provide for variations in the thickness of the material.
Patent GB-190002957-A (GB)
Title: Improvements in Check Cash Registers and Tills.
Inventor: HOLZ CONSTANTIN
Filed: 1900-02-14
Granted: 1901-05-14
Abstract: 2957. Holz, C. Feb. 14. Type-writers.-In a check cash register and till the amount paid by a purchaser is indicated at an opening by adjusting sectors a, Fig. 1, by handles projecting through graduated slots in the casing and held in any position by spring rollers engaging recesses. These sectors gear with wheels secured to numeral discs rotating beneath the opening. At the same time the corresponding types on wheel i, Fig. 5, connected to the corresponding numeral discs, are brought opposite paper strips x, y. When these discs and wheels are adjusted, the drawer f<1>, Fig. 1, is opened and a rack k operates a toothed segment l and the shaft m. A cam o, Fig. 5, on the shaft m operates a spring- pressed lever q so as to lock the type wheel i, and at the same time operates the receiving-reel a<11> for the strip x by a ratchet-wheel k<111> and a spring- connected pawl b<11> and detent l<111>. Pieces t, u are hinged and connected by springs to spring-withdrawn platen-carrying slides v, w. These hinged pieces carry rollers, and are prevented from turning in one direction by abutments, so that, when the lugs r, s on the shaft m move in one direction, the platens are operated, while, on their return, the hinged pieces are merely turned on their pivots. The strip y is cut off, before dropping into a funnel d' leading to a receiver from which it is taken by the purchaser, by a knife z operated by the slide v, the cutting-blade a<1> being held by a spring against a stationary blade b<1>. The strip y is moved between feed-rollers h<1> and k<1>, the roller h<1> being operated in one direction only by an inclined finger on it engaging a wheel mounted on the shaft d<111> and geared through a rack g<1> with the shaft m. A spring-pressed felt-covered roller e<111> is impregnated with ink so as to ink type on the roller h<1> and an inking-ribbon passing to the type wheels. Hand-adjusted type wheels for printing the date are placed near the other type wheels. A pawl f<11>, Fig. 1, acts in conjunction with a serrated surface f<1111> and a space f<11111> so as to prevent the closing of the drawer before being fully opened or vice versÔ.
Patent GB-190003104-A (GB)
Title: Improvements in Magnetic Locking Devices for Miners' Lamps.
Inventor: MUELLER FRANZ
Filed: 1900-02-16
Granted: 1900-04-07
Abstract: 3104. M³ller, F., and Eumes, F. Feb. 16. Miners' safety lamps.-In a magnetic locking- device, several inclined notches a' are cut in a single screw-thread a<1> of the oil reservoir a, and the end e' of the spring bolt e is shaped to correspond to the notches a<2>, to prevent it from being disengaged therefrom except by the application of a magnet. The action of the magnet is concentrated upon the bolt e by soldering a small iron or steel plate c<3> in the casing c<2> which protects the spring f and the bolt e.
Patent GB-190005284-A (GB)
Title: Improvements in Deep-well Pumps.
Inventor: HAUSLICH SIMON HUTTERER
Filed: 1900-03-20
Granted: 1900-05-05
Abstract: 5284. Hauslich, S. H. March 20. Actuating pumps ; pump counterbalances.-A deepwell pump is operated from a windlass at the surface through a series of weighted levers g, pivoted in a vertical plane in the shaft, and connected together in the manner shown.