baber/WOPTO huggingface dataset:
Patent GB-190014355-A (GB)
Title: Improvements in Magnetic Separating Apparatus.
Filed: 1900-08-10
Granted: 1901-08-10
Abstract: 14,355. Edison Ore Milling Syndicate, [Edison, T. A.]. Aug. 10. Magnetic separators.-An apparatus, intended particularly for separating specular hematite, iron garnet, franklinite, and other slightly-magnetic materials from gangue, comprises series of magnetic separators 10, 11, each of which has two tapering polepieces 3,4, arranged so that the upper piece 3 overlaps the lower one. The material is supplied in a thin stream from a hopper 5, and the magnetic portions are diverted along channels 6 and fall into a trough 17, whence they are transferred to the separators 11, which serve to concentrate the separated material. The non-magnetic or feebly-magnetic portions separated by any separator in the first series are directed at a low velocity, by shelves or plates 9, 12, 13 to the pole-pieces of the next succeeding separator, to be again treated, and the magnetic or feebly-magnetic portions separated by a separator of the second series are similarly directed to the pole-pieces of the next separator, so that a concentration of the separated materials may be effected.
Patent GB-190016534-A (GB)
Title: Manufacture of Porous Metal Plates for Electric Accummulators.
Inventor: BUEHNE FREDERIC WILLIAM
Filed: 1900-09-17
Granted: 1901-07-13
Abstract: 16,534. B³hne, F. W. Sept. 17. Secondary batteries.-Plates are made of metal fibre which may be filled into a supporting-frame, or may be compressed at the edges of the plates or elsewhere. The fibre is made as described in Specification No. 25,075, A.D. 1899, [Abridgment Class Metals, Cutting &c.].
Patent GB-190022624-A (GB)
Title: Improved Plug for Bottom of Lasts.
Inventor: HODGSON JOHN EDMUND
Filed: 1900-12-12
Granted: 1901-02-16
Abstract: 22,624. Hodgson, J. E. Dec. 12. Lasts.-Grooved plugs, such as shown, are fixed in the bottoms of lasts to receive the tacks by which the insole is held in place.
Patent GB-190103396-A (GB)
Title: Improvements in or relating to Opera or Field Glasses.
Inventor: SALT WILLIAM
Filed: 1901-02-16
Granted: 1901-12-21
Abstract: 3396. Salt, W., [Jacquemin, P.]. Feb. 16. Field and opera glasses.-The lenses are mounted in telescopic tubes a, connected by the usual rings b, c to a telescopic pillar made up of three sections d, l, and m locked in their extended positions by pins h, k engaging with bayonet slots j, g. Spring catches may also be used for the purpose. Focussing is effected by the rotation of a helically-grooved sleeve p, which engages with a stud n fixed to the ring b. The tubes d, l, and m may be of hexagonal section.
Patent GB-190104231-A (GB)
Title: An Improved Furnace for the Manufacture of Calcium Carbide or the like, or for Melting Steel, Brass or other Metals or Alloys
Filed: 1901-02-27
Granted: 1902-02-27
Abstract: 4231. Ward, J., and International Oil Furnace Co. Feb. 27. Liquid -fuel furnaces for the manufacture of calcium carbide, and for melting steel, brass, and other metals or alloys. Relates to furnaces of the kind described in Specifications Nos. 5319 and 23,428, A.D. 1900, in which petroleum or the like is vaporized in shallow pans T, preferably mounted on a portable frame S in the front of a chamber A. The vapour passes to a second chamber B, where it is mixed with heated air and burnt. The air is admitted through passages M in the side walls, preferferably filled with chequered brickwork. The flame passes through one or more melting- chambers C, D, E, the floors of which are built on flap doors 0, so that they can be knocked out when the doors are opened.
Patent GB-190106161-A (GB)
Title: Method of and Apparatus for Controlling Single Phase Alternate Current Motors.
Filed: 1901-03-23
Granted: 1902-03-06
Abstract: 6161. Siemens Bros. & Co. and Lydall, F. March 23. Switches for controlling single-phase alternating-current motors. The motor is supplied through a transformer or an inductance coil, and the voltage impressed upon its terminals is varied by varying the number of effective turns in the secondary winding of the transformer or in the inductance coil. Fig. 1 shows the controlling-switch and its accessories. A screw spindle a operates a nut d carrying two laminated brushes e, f, of which e makes contact at its upper end with a continuous bar, while f makes contact at its upper end with a row of alternate long and short contacts h, i, both brushes engaging at their lower ends a number of contacts j in connection with the sectional transformer winding. The short contacts h are all connected directly to the motor, the long contacts i are connected thereto through a magnet l and switch n, and the continuous bar is connected thereto through an inductance k, magnet m, and switch p. The auxiliary switches n,p are operated at the proper moments by cams q, r on the screw spindle a. When these switches are closed, a section of the transformer winding is short-circuited through the inductance k. The magnets l, m serve to blow out the arcs when the switches n, p are opened. Reference is made to Specification No. 26,306, A.D. 1897.
Patent GB-190118077-A (GB)
Title: Improvements in the Composition of a Mixture of Asphalt and other Substances and in the Formation of Blocks or Slabs.
Inventor: STEINBACH JOSEF
Filed: 1901-09-10
Granted: 1902-07-10
Abstract: 18,077. Steinbach, J., and Duderstadt, F. Sept. 10. Building-blocks ; slabs.-Asphalt-mastic is ground to powder and to it are added 10 per cent. of sulphur, 5 per cent. of iron oxide, and 5 per cent. of small granular hard stone, such as porphyry, syenite, or flint. The materials are placed in revolving drums over a slow fire and the mixed material is transferred to moulds containing concrete or other hard foundation blocks, the surface of which is moistened. Considerable pressure is applied to the materials in the mould, the product being a block or slab with a concrete base and an upper layer of asphalt mixture.
Patent GB-190118577-A (GB)
Title: An Improved Push Button Controlled Electric Lift.
Inventor: BUSH JOHN
Filed: 1901-09-17
Granted: 1902-09-17
Abstract: 18,577. Bush, J., and Medway, M. T. Sept. 17. Drawings to Specification. Switches.-Relates to push-button electric lifts. The movements of the armatures of the up-anddown switches in closing may be used to throw into operation the controller described in Specification No. 23,323, A.D. 1900.
Patent GB-190122904-A (GB)
Title: Improved Weather Indicator
Filed: 1901-11-13
Granted: 1902-08-14
Abstract: 22,904. Hardy & Padmore, and South all, J. Nov. 13. Weather indicators. -A tube A depending from an airtight chamber B filled with air dips below the level of liquid in a cistern C. The weather is indicated by the height of the liquid in the tube A.
Patent GB-190126743-A (GB)
Title: Improvements in Electric Arc Lamps
Inventor: HALLBERG JOSEF HENRIK
Filed: 1901-12-31
Granted: 1902-02-06
Abstract: 26,743. Hallberg, J. H. Dec. 31. Cut - outs. - An arc lamp for use in a series alternating - current circuit is controlled by two shunt coils 23 acting on a movable core, which is connected to a regulating- lever 15 by a spring 24 ; a contact 31 on the counterweighted end of the lever 15 connects an impedance coil 28 in parallel to the carbons, if the electric pressure on the shunt coils 23 becomes excessive.
Patent GB-190200577-A (GB)
Title: Improvements in Insulators.
Inventor: HACKETHAL LOUIS
Filed: 1902-01-08
Granted: 1902-02-27
Abstract: 577. Hackethal, L. Jan. 8. Insulators are formed with projecting cylindrical corrugated ends d, protected by sleeves f, to form partiallyclosed dry chambers. The outsides are provided with two parallel ridges, to allow of two wires being carried by the insulators. The insulators are also provided with transverse screw sockets.
Patent GB-190204975-A (GB)
Title: Improved Method or Process of Forming a Welt on Stockings.
Inventor: BERGMANN MAX
Filed: 1902-02-27
Granted: 1902-05-22
Abstract: 4975. Bergmann, M. Feb. 27. Circular knitting- machines; welting. -A length of hose with slack courses y at intervals is knitted on a circular machine, and is divided into pieces along lines z. One of the pieces is folded on the line x, and the two slack courses are hung on the needles, as shown in Fig. 4, and the knitting of the tubular leg of the stocking proceeded with, as shown in Fig. 5. The cut edges beyond the slack courses are unrove. The machine may have two removable needle cylinders, and the separate welt may be placed on one cylinder while the other is in work, thus saving time.
Patent GB-190208097-A (GB)
Title: Improvements in Door Locks or Latches.
Inventor: TOTH ELEK
Filed: 1902-04-07
Granted: 1902-06-12
Abstract: 8097. Toth, E. April 7. Locks, key; latches ; k n o b s.- A door latch is provided with locking- mechanism arranged within the knobs. The boss b<1> of the operating- lever for the latch is mounted on the knob-spindle e, and is surrounded by fixed rings h, provided with recesses h<1>, adapted to be engaged by the cranked ends of spring-controlled sliding rods f. The knobs c, d are hollow, and preferably are provided with screwed covers i. Plates n, n' mounted within each knob acts as guides for the rodsf. Each rod is provided with a notch adapted to be engaged by a spring-pressed pawl or bolt m. When a rod is pushed inwards to engage a recess h', the pawl m engages the rod and prevents the handle from being turned, thereby locking the latch. In order to release the rod from either side by means of a key, a spindle r, made in two parts, is mounted preferably within the spindle e. One end of this spindle r carries a cranked arm s held in a slot in the plate n by means of a spring. A toothed wheel on the outer end of the spindle engages a pinion mounted on an axle carrying a cranked arm s'. The rod f is pushed inwards, to lock the latch, by means of a key inserted through a hole in the knob. To unlock the latch, the key is inserted and turned, the bit of the key engaging the crank-arm s or s<1>, and causing it to press against the pawl m and release the rod, which is withdrawn by means of the controlling-spring.
Patent GB-190208185-A (GB)
Title: Improvements in and relating to Compressed Air or other Engines or Motors
Inventor: MARKS GEORGE CROYDON
Filed: 1902-04-08
Granted: 1902-07-31
Abstract: 8185. Marks, G. C., [Chicago Pneumatic Tool Co.]. April 8. Boring and drilling.-A compressed-air or other fluid-pressure engine has two pistons 17, 18, of rectangular cross-section moving at right-angles to each other with transverse slots 65, 66 in which the crank-pin 62 works. The fluid to one cylinder is distributed by the piston of the other. The engine is shown applied to a drill, the motion of the crank shaft being transmitted by a pinion 67 thereon to two wheels 77, 78 carried on arms 74 on a rotating sleeve 75, and engaging the internally-toothed ring 79 on the casing. The cylinders and pistons are shown in perspective in Fig. 9. Rectangular cross-grooves form the cylinders which are separated by a plate 15 with a central hole 16 by which lubricant can pass downwards to the crank-shaft bearings, the interior of the pistons being cut off from fluid pressure. Working fluid is admitted to an annular passage from which passages 52, 53, 54, 55 lead to ports 34, 38, 20, and 42 in the sides of the cylinders, and these are put into communication with the ends of the other cylinder through pipes 35, 43, 31, and 39 by cavities 20, 21 in the sides of the pistons, other cavities 19, 22 serving to put the pipes 35, 43, 31, 39 into communication with the exhaust pipes 132, i40, 36, 44 leading to the gear box 11. If it is desired to make the engine reversible, the exhaust pipes may terminate in another ring chamber like 51 and both chambers may be put into communication with the supply pipe or the atmosphere by a threeway cock. The crank-pin carries separate sleeves for each piston.
Patent GB-190210037-A (GB)
Title: Improvements in Bed Lifts or Head Poles for Hospital and such like use, also in the Manufacture of such Articles
Inventor: LEWIS HARRY
Filed: 1902-05-01
Granted: 1903-03-12
Abstract: 10,037. Lewis, H., and Whitfield, S. I. May 1. Bed-lifts.-Relates to poles to be secured to the head end of hospital bedsteads, having suspended chains &c. to enable an invalid to raise himself. The pole is in two parts A, A<2> socketed together. The lower end of the pole has a stud a<1> which fits into a hole in a chill B. The pole is held in place by an eye E, the front part of which is hinged and secured by a screw and wing nut or by a spring catch ; or the eye is formed as shown in Fig. 8. The lower end of the pole may fit on a piece of tubing b<1> chilled to the block B as shown in Fig. 11. Stops are fitted to the pole to prevent it from rotating sufficiently to damage the wall &c.
Patent GB-190211176-A (GB)
Title: An Improved Appliance for Delivering Fluids in Drops
Inventor: KELSEY HENRY
Filed: 1902-05-15
Granted: 1902-07-24
Abstract: 11,176. K e l - s e y , H. May 15. Pipettes. - For the purpose of dispensing a liquid in drops, a containing-tube a is provided which has a cork b with tube c at one end and an unpierced cork e at the other end.
Patent GB-190222978-A (GB)
Title: Improvements in or in connection with Oil or the like Lamps, for the Purpose of Preventing Explosions.
Inventor: CHERRY CHARLES EDWIN
Filed: 1902-10-22
Granted: 1903-08-27
Abstract: 22,978. Cherry, C. E. Oct. 22. Extinguishing oil lamps.-To ensure the automatic extinction of the flame in the event either of the wick being turned down or of the chimney being removed by accident or design, one side of the wick-tube A is bevelled or cut away at A', and the corresponding side B' of the sliding extinguishing-sleeve B is pivoted and is pressed by a spring J towards the upper end of the wick, over which it closes to extinguish the flame when the wick is lowered. Attached to the extinguishing-sleeve B are arms C, which extend beyond, and are normally held down by the chimney. If the chimney be removed without the arms C being purposely depressed by the fingers, springs D raise the arms C and the attached extinguishing-sleeve as far as the slots G in the burner cone H will permit, and extinguish the flame.
Patent GB-190223704-A (GB)
Title: An Improved Method of and Means for Preventing Vehicles from Slipping Sideways or "Skidding".
Inventor: BUCKINGHAM EDWARD JOHN
Filed: 1902-10-30
Granted: 1903-09-03
Abstract: 23,704. Buckingham, E. J. Oct. 30. Slipping of wheels, preventing.-In order to prevent motor cars, omnibuses, and other vehicles from slipping sideways when the brakes are applied or at other times, a pair of sharp-edged metal discs o are mounted on an axle p at the end of a lever k which is pivoted to a bracket c and connected by a chain t to the brake lever or to a separate lever worked by hand or foot, so that the discs can be lowered to engage with the roadway. The bracket c is clamped to the rear axle a and may be keyed to it. It is strengthened laterally by inclined stays. The discs o are lifted off the road by a spring q or by a balance weight. The end of the lever k may be stayed to the axle or body of the vehicle by rods or chains.
Patent GB-190225550-A (GB)
Title: Improvements in and connected with Door Fasteners
Inventor: BESELER ERNST
Filed: 1902-11-20
Granted: 1903-02-19
Abstract: 25,550. Beseler, E. Nov. 20. Door fastenings.-A hook a, Fig. 1, takes into the wall or behind the door frame, and is fixed to the handle l of the latch by means of a belt, chain, rod, &c. b, to secure the door. The belt may be adjusted and secured by means of a buckle b<1>, or separate buckles may be employed for securing the belt around the handle l and to the hook a. Modified forms of the hook are shown. In the arrangement shown in Fig. 7, a chain b secured to the latch handle is engaged by a slide s, working in a guide s<1> fixed to the hook a<1>. A nut m on the slide s engages a screw r, mounted in the guide s<1> and operated by a thumb-bit r<1>, for the purpose of adjusting the tension of the chain. A guide-piece z may be arranged at the side of the door to guide the chain b.
Patent GB-190226938-A (GB)
Title: Improvements in or relating to Steam Generators.
Inventor: SANDERVAL GEORGES OLIVIER DE
Filed: 1902-12-06
Granted: 1903-05-28
Abstract: 26,938. Sanderval, G. 0. de. Dec. 14, A.D. 1901, [date applied for under Patents Act, A.D. 1901]. Instantaneous generators.-Horizontal tubes a connecting two steam spaces are partially closed at one end by a stop or partition b, and are arranged so that the water overflowing from one tube is guided by inclined troughs or plates c into the open end of the next lower tube. Hot or cold feedwater is admitted to the upper tubes through a tap e or other controlling-device, which alternately opens to the water supply and steam space, and admits at each oscillation a small quantity of water. The tubes may be internally ribbed.
Patent GB-190300339-A (GB)
Title: Improvements in Fixtures for Serving Toilet Paper and in Paper Rolls therefor.
Inventor: SCOTT ARTHUR HOYT
Filed: 1903-01-06
Granted: 1903-05-14
Abstract: 339. Scott, A. H. Jan. 6. Paper-holders.-A roll of paper having a hollow centre is provided with a core L, which may be of sheet metal, and is folded upon itself, as shown, so that the projecting ends of the core may rest upon internal flanges H, D of a containing-case A secured to the wall. The roll is partially severed along lines P, P<1>, Fig. 4, so that when the loose end M of the strip is pulled, the slack part of the sheet in the upper part of the bent roll is first drawn tight and then the sheet is severed from the strip at the parts p, the free end of the strip or roll hanging freely down, as shown at M. The full roll is inserted in the apparatus through the upper part thereof, which is provided with a hinged lid E, and, when the roll has been inserted and the lid is closed, it is automatically secured by a hinged catch I, G. which cannot be released until the paper has been used and the core removed from the case. The core is removed by forcing it downwards in the direction indicated by the arrows and through the aperture F. Figs. 6, 9, 12, and 13 show modifications in which the core is provided with one or more hooked extensions, which may pass through the slits formed in this roll, and serve as means for supporting this roll on a suitably-shaped bracket H<1>, which may be provided with a hood J<1>.
Patent GB-190301368-A (GB)
Title: An Improved Device for Tuning Pianos and other Keyed Musical Instruments.
Inventor: FITZPATRICK HUGH DONALD
Filed: 1903-01-20
Granted: 1903-02-19
Abstract: 1368. Fitzpatrick, H. D., [Rosencrantz, 1. B., and Lanyon, R. H.]. Jan. 20. Tuning.-Relates to means for obtaining equal temperament in instruments such as pianofortes. Fig. 3 is a plan, and Fig. 5 a cross-section. A soundboard A is carried by supports B which rest on the keys of a pianoforte. A keyboard E is pivoted by arms e<2> to the soundboard, and is acted on by a spring f<1>, which tends to keep it raised. The keyboard carries thirteen pushes k corresponding in number to the keys comprised within a single octave, the pushes being connected to pads k<3> which act on the keys of the pianoforte. The keyboard E is also connected at one side with an action similar to that of a pianoforte, and including a hammer h' which strikes a string C when the keyboard is depressed. This action can be thrownout of operation by a lever l. The string C can be stopped so as to give any required note within the octave by a sliding block D which can be adjusted to the. required position by a scale i<1>. When the device is in position and the block D adjusted, the push k corresponding to the note indicated on the scale i<1> is depressed. This not only sounds the piano string, but also depresses the keyboard E, and thus sounds the string C, and the notes can be compared. The other octaves of the piano are tuned from the octave tuned as above described, but the action for sounding the. string C is disconnected during this part of the operation.
Patent GB-190310229-A (GB)
Title: Improvements in Knife Cleaning Machines
Inventor: KENT WALTER GEORGE
Filed: 1903-05-05
Granted: 1904-03-10
Abstract: 10,229. Kent, W. G. May 5. Knives, cleaning and polishing.-The cleaning- surfaces of kuife-cleaning machines are made of a number of rubber pads b, each of which is enclosed in, and held by, a leather strip a. Both ends of the leather may be held between fillets c fixed to the disc d, or only one end may be so held while the other is nailed to the disc. The rubber and leather may be cemented together.
Patent GB-190311894-A (GB)
Title: Improvements in or connected with Means for Electrically Igniting Miners' Safety Lamps.
Inventor: BEST WILLIAM
Filed: 1903-05-25
Granted: 1904-03-31
Abstract: 11,894. Best, W. May 25. Miners' safety lamps. -Relates to electrical igniting - devices for miners' safety lamps of the type described in Specification No. 19,076, A.D. 1900, and to the prevention of the formation o f sparks on the outside of the lamp. The metallic dome 4 has i t base flange 5 clamped between the ordinary circular glass 2 and the following- up ring 3. The lamp vessel 6 has a central conductor 7 which is insulated from the vessel by a sleeve 8. The metallic wick-tube 9 has a non-conducting base, which insulates it from the lamp vessel, and a flange 11 on the lower part of the tube has a spring plunger 12, which has contact with the top of the conductor 7. A non- conducting shield 13 surrounds the wick-tube and is provided at the top with a metallic sleeve 14 forming an auxiliary conductor. Thus the dome 4 together with the ring 3, lamp frame 1, and vessel 6 form one pole of the lamp, while the wick-tube 9, plunger 12, and conductor 7 form the other pole, and sparks can only pass across the top of the wick-tube. When the dome is of porcelain, a conductor extends from the circular top aperture to a conducting-ring, the latter being provided with a conductor, which is brought into direct contact with the following-up ring.
Patent GB-190313645-A (GB)
Title: An Improved Lacing Hook.
Inventor: HODSON CHARLES EDWARD
Filed: 1903-06-18
Granted: 1904-02-11
Abstract: 13,645. Hodson, C. E. June 18. Lacing -fastenings. - Relates to lacing-hooks for boots and shoes, leggings, &c., which are so shaped that they cannot catch into garments. The part c of the hook is bent over, so that it lies close to the material to which it is fastened, the opening through the eyelet a providing sufficient space for the insertion of the lace. The eyelet or rivet a may be formed in one piece with the hook. Figs. 4 and 5 show a bent wire hook, which may be applied to boots already provided with the lacing-eyelets a. The nose c of the hook is protected by the parts b<1>. In this case, the material e yields sufficiently to allow the lace to pass under the nose c. The hooks may have different shapes, and the two ends f may be passed through different eyelet holes.
Patent GB-190314388-A (GB)
Title: An Improvement in or connected with Metallic Bedsteads and Cots.
Inventor: WATERHOUSE THOMAS
Filed: 1903-06-29
Granted: 1904-05-05
Abstract: 14,388. Waterhouse, T., Phillips, H. P., and Phillips, G. A., [trading as Phillips & Son], and Broughton, r. L. June 29. Bedsteads and cots.-The angle-iron side bars A are fitted with strengthening-stays D, thereby allowing the vertical webs a<2> to be made lighter. The stay D, Fig. 3, may be a flat strip with a hole at d<3> to take the lower end of a strut F, pivoted at f to the web a<2>, or a stout wire may be used, the wire being bent to form a notch in the centre to engage with the strut, which, in either case, has guides to prevent the stay from slipping sideways. The ends of the stay are roughened, bent, or pierced, and then cast into the end chills B', B'. For transport, the strut F is turned up under the horizontal web, and the stay will then lie well within the vertical web a'. One or more stays may be fitted to each bar.