baber/WOPTO huggingface dataset:
Patent GB-1391199-A (GB)
Title: Gas burners especially for domestic appliances
IPC: F23D14/06
Filed: 1972-04-26
Abstract: 1391199 Gas burners ETABS SOURDILLON MATRICAGE ET ROBINETTERIE DE PRECISION 26 April 1972 [28 April 1971] 19448/72 Heading F4T  A gas burner comprises a head 1 with a plurality of orifices 3, 3<SP>1</SP> distributed around its periphery and connected to a diffusing space 2 within the head 1, and a distributor tube 7 extending into the diffusing space 2 and having a plurality of circumferential orifices, at least one of which offers a lower resistance than the others to the flow of gas to the orifices 3, 3<SP>1</SP>. Gas from a nozzle 5 and entrained air pass up a mixing tube 6 to the distributor tube 7 which is integral with the tube 6. Crenellations 10 define the circumferential orifices through which the gas is transferred to the orifices 3 and the low resistance orifice opens into a passage 8 defined by walls 9, for feeding the orifices 3, The orifices 3 are defined by crenellations at the periphery of a removable cover 4 which also defines smaller passages 15 with the head 1. In an alternative embodiment, the tube 7 is fast with the cover 4 and the crenellations 10 are replaced by orifices in the tube 7 adjacent the cover 4. An electronic igniter 11, a thermocouple safety device 13 and a tube 12 for igniting an adjoining burner are provided adjacent the orifices 3 1 . The cross-sectional areas of the various orifices and passages are tabulated.
Patent GB-303727-A (GB)
Title: Improvements relating to insulating blocks for the heating elements of electric heaters and the like
IPC: H05B3/16
Filed: 1928-07-06
Abstract: 303,727. Pate, G., and Laird, J. R. July 6, 1928. Wire resistances, cored.- An assemblage of blocks 1 of insulating material forming a spirally grooved core for a wire resistanne are threaded on an axial rod 4 and held against relative rotation by a wire or rod 5 fitting in a longitudinal groove 3 formed at one side of the hole 2 accommodating the axial rod.
Patent GB-1149956-A (GB)
Title: Improvements in or relating to tailstocks for lathes
IPC: B23Q1/03
Filed: 1966-05-04
Abstract: 1,149,956. Lathe tailstocks. VYZKUMNY USTAV OBRABECICH STROJU A OBRABENI. 4 May, 1966 [24 May, 1965], No. 19675/66. Heading B3T. In a lathe having a tailstock and a tool holder means is provided to reduce induced vibrations set up in the tailstock during machining operations, characterized in that the tailstock, which is formed by a body member 1, 4, and a slide member 6 has a region between points A and B (see Fig. 1), which is farthest away from the tool holder in a direction transverse to the lathe longitudinal axis, formed as a resilient body portion 5 or alternatively the region may be a rigid body portion 10 between which and the slide 11, Fig. 2, there is located a resilient member 9. The resilient member 9 may be in the form of a mechanical spring or spring plate. It is stated that a pneumatic or hydraulic spring element may also be used.
Patent GB-297815-A (GB)
Title: Improvements in or relating to apparatus for projecting loose material
IPC: E04F21/10
Filed: 1928-07-06
Abstract: 297,815. Milliken Bros., Ltd., (formerly Milliken Bros. & Blaw-Knox, Ltd.), (Assignees of Schieldrop, B. H.). Sept. 29, 1927, [Convention date]. Rotary projectors.- A projecting machine for loose or plastic material of the kind in which the material is fed from a hopper to a grooved pulley and thence to a belt for projection, has a common operating handle controlling the opening of the hopper and the movement of the turntable on which the projector is mounted. The machine consists of a framework 7 mounted upon a truck which is caused to move along rails 9 by a motor 10 and reduction gearing 11. On the frame is mounted a hopper 4 and beneath the opening of the hopper a shoot 17 leading to a pulley 2 and projector belt 5, the shoot, pulley and belt being carried by a turntable 6 which can be moved around by a lever 12. The lever 12 has a telescopic portion 13 connected through a swivel joint 37, 38 with the hopper closure 14 and connected to it through another swivelling connection is a rod 15 which actuates one arm of a bell crank lever 16, the other arm of which carries a pulley 26 over which the projecting belt 5 passes. Movement or the lever 12 axially, controls the shoot throttle while depression of the lever raises the pulley 26 and belt 5 and so changes the elevation of discharge. The projecting pulley 2, which is described in Specification 318,498, is provided with a groove 18 with ribbed bottom 19, the points of the ribs being protected by cross bolts 20. The pulley belt encircles a part of the circumference of the pulley and runs in a groove 27 thereon, the material being whirled on to the belt from the pulley by centrifugal force and being projected through an opening 27 as the belt passes, down over the guide pulley 26. In order that the rear wall of a furnace may be repaired. a defecting shovel 31 is attached to the frame of the machine and projects inside the furnace to deflect the issuing stream 34 on to the rear wall 30. For furnace repairs dolomite or similar material is used.
Patent GB-699743-A (GB)
Title: Process for the electrodialytical separation of salts and acids out of solutions
IPC: B01J19/00
Filed: 1950-08-08
Abstract: 699,743. Electro-dialysis. BOESCH, A. Aug. 8, 1950 [Aug. 20, 1949], No. 19748/50. Class 41. In a process for electro-dialytical separation of salts and acids from solutions, the solution to be treated is introduced into a plurality of electrolyte cells 8 bordered by diaphragms 9, the cells being separated from each other by rinsing water cells 7, and the entire assembly of cells being terminated at both ends by electrodeholding cells 56, the speed of the rinsing water washing away the ions in the cells during electro-dialysis being so controlled that no perceptible transition of the slower migrating ions is possible from any electrolyte cell to any other electrolyte cell by way of an intermediate rinsing water cell, and the direction of the electric current being periodically reversed at equal intervals of time of a duration approximately equal to the time taken by the slower migrating ions in traversing the distance between adjacent electrolytic cells and to the time required by the rinsing water for flowing through the intermediate rinsing water cells. The process may be used for example for removing the bitter salty taste from whey, for enabling condensed desalted skimmed milk to be used for the production of ice cream, and milk requiring a reduction of salt to be used for dietetic and pharmaceutical purposes, and for withdrawing salt from sugar molasses.
Patent GB-680426-A (GB)
Title: Improvements in and relating to pouring devices for container drums
IPC: B65D25/46
Filed: 1948-07-26
Abstract: 680,426. Pouring-spouts for drum-containers &c. LAWRENCE. J. E. July 26, 1949 [July 26. 1948; Jan. 1, 1949], Nos. 19884/48 and 12/49. Class 66 A pouring-spout, for drum-container &c. and made from tin plate or aluminium alloy &c. is formed as a channel part 1 which is integral with a ring part 2 encircling the pouring-outlet to which it is frictionally held when the channel part projects over the chimb 5 of the drum, the ring part being substantially flat and presenting an edge &c. to the walls of the pouring-outlet. Reference has been directed by the Comptroller to Specification 658,259.
Patent GB-182341-A (GB)
Title: Improvements in automobile jack
IPC: B60S9/04
Filed: 1921-07-26
Abstract: 182,341. Heymann, S. July 26, 1921. Stands or supports for vehicles.-Four screw lifting-jacks are operated simultaneously hy flexible shafts from the motor through gearing and a clutch controlled by the driver from his seat. Each jack, Fig. 3, includes a foot 41 secured to a non-rotatable screw which is raised and lowered by a nut 39 integral with a bevelwheel 38 rotated by a bevel-wheel 37 driven from its flexible shaft. The four flexible shafts are rotated from the fly-wheel of the engine through a friction pulley 13 and the mechanism shown in Figs. 4 and 7. The pulley shaft 12 drives the coaxial shaft 23 through a friction clutch 21, 22 or through a reversing train of gearing on the countershaft 46, and the shaft 23 carries a worm 26 which drives four worm-wheels 27, 28 on vertical axes connected directly to the flexible shafts.
Patent GB-761554-A (GB)
Title: Improvements in oscillating dischargers for pneumatic conveyors
Inventor: JOLLEY FRED RABY
IPC: B61D9/02
Filed: 1953-07-20
Abstract: 761,554. Pneumatic conveyers. SIMON HANDLING ENGINEERS, Ltd. Aug. 13, 1954 [July 20, 1953], No. 20034/53. Class 78 (1). In an oscillating discharger for a pneumatic conveyer of the kind which is divided into two compartments provided with hinged doors a, b which open and close automatically as the discharger oscillates, a cross-bar e is mounted adjustably in brackets d on each door and is drawn through the material as the door swings to assist discharge. Specification 761,616 is referred to.
Patent GB-151439-A (GB)
Title: Improvement in gas production for mechanical traction
IPC: C10J3/80
Filed: 1919-08-15
Abstract: 151,439. Wells, J. F. Aug. 15, 1919. Charging.-On filling the hopper D of a gas producer and opening a valve L the fuel passes automatically to the fuel bed in proportion to the rapidity with which it is consumed.
Patent GB-420497-A (GB)
Title: Improvements in and relating to gaseous electric discharge devices
IPC: H01J17/36
Filed: 1934-07-09
Abstract: 420,497. Discharge apparatus. BRITISH THOMSON-HOUSTON CO., Ltd., Crown House, Aldwych, London. July 9, 1934, No. 20123. Convention date, July 13, 1933. [Class 39 (i)] A gas-filled device comprises a tubular envelope with an anode near one end and a high resistance cathode extending the length of the envelope, the cathode current lead being connected to the cathode at the end remote from the anode and the cathode resistance being such that when the cathode is covered with a uniform glow the potential gradient along it is the same as that in the surrounding gas column. In one form, Fig. 1, the anode is a short nickel wire 4 whilst the cathode consists of a fine wire 6 wound helically round a glass tube 5 and having its end taken out from the top inside the tube 5. The resistance of the wire 6 is of the order of 250 to 5000 ohms per inch, and the material may be iron, tungsten or the substance known under the Registered Trade Mark "Nichrome." The top of the tube 5 may be closed by a bead of glass. The wire 6 may be covered with a mixture of barium azide and ¢ per cent of caesium azide. In a modification the cathode inlead passes through the tube 5 and supports a rod of high resistance material, such as a coated glass rod, running the length of the tube. In another modification an auxiliary cathode consisting of a short rod adjacent the anode may be inserted, and a permanent discharge maintained between it and the anode. The filling may comprise neon, helium, argon, or mercury vapour, or neon containing 0À4 per cent of argon at a pressure of between 10 mms. and 40 mms., for example 20 mms. The tube may be used as a visual ammeter. Specification 411,669 is referred to.
Patent GB-135948-A (GB)
Title: Improvements in or relating to Wheels, such as the Road Wheels of Automobiles and the like.
Inventor: GOODYEAR ERNEST FREDERICK
IPC: B60B3/08
Filed: 1918-12-05
Abstract: 135,948. Goodyear, E. F. Dec. 5, 1918. Addition to 129,061. Disk sheets. - A disk wheel a of the type described in the parent Specification is combined with a dished disk b of the same or substantially the same diameter, the rim c being supported by the flange a<4> on the convex side of the disk a and the flange b<1> on the disk b. The disk b may be radially corrugated or fluted and the corrugations of the disks a, b interlocked at g. The flanged inner edges a<3>, b2 of the disks a, b are secured on the hub d by rings f, i. The base of one of the corrugations in the disk a is provided with a depression a<6> to accommodate the end of the valve h.
Patent GB-689114-A (GB)
Title: Improvements in or relating to retractable undercarriage for aircraft
Inventor: RANSOM RICHARD SUTTON
IPC: B64C25/14
Filed: 1950-08-14
Abstract: 689,114. Aircraft undercarriages. BRITISH MESSIER. Ltd. June 8, 1951. [Aug. 14, 1950] No. 20160/50. Class 4. [Also in Group XXIX] An aircraft undercarriage comprises a frame member having a pivotal mounting for attachment to an aircraft body for retraction purposes, a retraction jack for raising and lowering the frame member, a wheel carrying unit steerably mounted with respect to the frame member, a steering jack having means for attachment at one end to the aircraft body and at the other end to a steering arm on the wheel carrying unit, and means to lock the steering jack so that it can act a a strut during retraction in order to rotate the wheel-carrying unit about its longitudinal axis. The undercarriage comprises a frame casting 11 which is pivotally mounted on the aircraft at 12 and secured in the extended position shown by a projector 35 which engages a latching device actuated by a fluid pressure jack Fig. 5, (not shown). The body 16 of an oleo-pneumatic shock absorber is journaled in the frame 11 and the ram 19 carries a pivot 21 on which is journaled an arm 20. A wheel 23 is pivotally attached at 22 to the arm 20, the other end of which is connected by a link 24 to a lug 18 projecting from the body 16. An arm 25, fast with the upper portion of the body 16, is pivotally connected at 26 to the piston rod of a double acting steering jack 28 (see Group XXIX) secured to the aircraft structure by a universal mounting 27 and a retraction jack 31 connects the frame 11 to the aircraft structure. The jack 28 is so constructed that when it .is not biased for steering purposes it acts as a strut to centralise the undercarriage in a fore and aft plane and the relationship between the points of attachment to the aircraft structure of the frame 11 and the jacks 31 and 28 is so arranged that during retraction of the undercarriage the body 16 and the parts carried thereby are rotated with respect to the frame 11 so that the wheel is stowed in the substantially horizontal position shown by chain dotted lines, the axis of the pivot 12 being inclined to a fore and aft plane by an amount that ensures that the centre of the stowed wheel lies in the central longitudinal plane of the fuselage. The supply of liquid may be cut off from the connection 52 in order that the jack may permit limited castoring movement of the undercarriage to take place and a suitable restriction may be introduced into the hydraulic connections to damp such movement.
Patent GB-245063-A (GB)
Title: Improvements in or relating to pistons for internal combustion engines
IPC: F02F3/02
Filed: 1925-08-11
Abstract: 245,063. Birkigt, M. Dec. 26, 1924, [Convention date]. Pistons; balancing, laterally; cooling. - The skirt of an aluminium &c. piston is made oval with the major axis in the plane at right angles to the gudgeon pin bosses, and is so constructed that the expansion of the head extends the minor axis of the skirt. For this purpose slots f are made between the head and the parts of the skirt of greater diameter. In addition a heavy rib or ribs g may extend from the crown to the gudgeon-pin bosses.
Patent GB-614111-A (GB)
Title: Improvements relating to wheeled trucks
IPC: B62B1/00
Filed: 1946-07-06
Abstract: 614,111. Convertible hand trucks. MARTIN, L. July 6, 1946, No. 20262. [Class 108 (i)] The frame of a two or three-wheeled hand truck is constituted by a pair of parallel tubes A, a cross tube B forming a hand grip, a pair of L-shaped tubes C and a U-shaped bar E, having forked ends F and outwardly projecting pins G to serve as stub axles. In the two-wheel form, Fig. 1, wheels H are fitted on pins G and the load or container I is supported in the fork ends F. To convert to the three-wheel form, the truck is swung through 90 degrees and a third wheel N with axle M, fitted in the fork ends F, the load or shallow tray O being suspended by clips P on the now horizontal arms of the L-shaped members C. Hinged clips K secured to the bar E may be used to lock the container I or axle M in the fork ends F.
Patent GB-148349-A (GB)
Title: An improved process for the vulcanisation of rubber
IPC: C08L7/00
Filed: 1920-07-09
Abstract: 148,349. Tilche, E. July 18, 1919, [Convention date]. Void [Published under Sect. 91 of the Act]. Vulcanizing under direct gas pressure.-Indiarubber is vulcanized by heating in an atmosphere of volatile alkali, such as ammonia or organic alkali, and air, which may also contain inert or reducing gases. About 250 grams of ammonia are used for every cubic metre capacity of the vulcanizing-chamber. Thick articles may necessitate the employment of pressure, obtained preferably by the use of previously-compressed inert or reducing gases.
Patent GB-358106-A (GB)
Title: Method of producing photographic transparencies for map printing
IPC: G03B27/54
Filed: 1930-07-04
Abstract: 358,106. Maps. J€GER, H., 5, Scheurenstrasse, D³sseldorf, Germany. July 4, 1930, No. 20335. [Class 46(ii).] A plastic reproduction a of a tract of land is illuminated from all sides by oblique light as from a ring of lamps b whilst a photographic negative transparency is made from it in a camera e for the purpose of reproducing a map-printing block. Screens d may be used to modify the lighting. The negative may be taken through a prism. The relief a may be modified by first colouring it black (or white), and then spraying it with white (or black) from all sides in a substantially horizontal direction. In a modification, two originals are used-the positive relief a and a negative relief cast from it, and either or both may be coloured in the manner described. A composite negative may be made in the camera e by exposure to the two reliefs ; or separate transparencies may be made from the reliefs, and be printed in superimposition.
Patent GB-1435811-A (GB)
Title: Method of making a razor blade
IPC: C23C14/35
Filed: 1973-04-24
Abstract: 1435811 Razor blades WARNER-LAMBERT CO 24 April 1973 20340/73 Heading B4B [Also in Division C7] The cutting edge of a razor blade 101 made of C steel, stainless steel, Cr steel, W steel, Mo steel or Cr-Ni steel is coated with a first layer I of a refractory material such as synthetic sapphire, corundum, Al 2 O 3 , glass, quartz, BeO, SiC, WC or BN, a second layer II of a metal or alloy such as at least one of Cr, Pt, Ti, Al and Fe and an outer layer III of a lubricious polymer such as P.T.F.E., polypropylene, polyhexafluoropropylene, polychlorotrifluoroethylene or polyethylene or copolymers or telomers thereof. The coatings are preferably applied by R.F. sputtering.
Patent GB-1091907-A (GB)
Title: 2:1-monoazo dye chromium complexes
Inventor: BLACKHALL JOHN ANDERSON
IPC: C09B62/095
Filed: 1964-05-15
Abstract: 2:1 - Monoazo dye chromium complexes which in the form of the free acids have the general formula <FORM:1091907/C4-C5/1> in which R is a lower (C1-4) alkyl radical and the benzene ring III is optionally substituted by one or more chlorine atoms and one of the benzene rings is substituted by a single sulphonic acid group are prepared by reacting one molecular proportion of chromium-containing azo compound which in the form of its free acid is of formula <FORM:1091907/C4-C5/2> wherein the symbols are as above with one molecular proportion of a 2,4-dichloro-6-lower alkoxy-1,3,5-triazine or with one molecular proportion of 2,4,6-trichloro-1,3,5-triazine and subsequently converting one of the two chlorine atoms attached to the triazine ring to a lower alkoxy group by reacting with an alcohol. The dyes give green-yellow shades when applied to wool, silk, polyamide and polyacrylonitrile fibres, leather and regenerated cellulose fibres.
Patent GB-1074910-A (GB)
Title: Fork lift truck
IPC: B66F9/10
Filed: 1966-05-09
Abstract: 1,074,910. Masted lift trucks. K. H. SCHMIDT. May 9, 1966 [May 20, 1965], No. 20508/66. Heading B8H. A fork lift truck in ground plan is C-shaped with a side recess 2 in a platform 11 receiving a fork (7), Fig. 1 (not shown), of a lifting device 6 during lateral operation and with a vertical pivotal axle 3 adjacent an inner corner for an extensible outrigger 5 to which is secured a frame 8. The frame 8 carries a lifting -mast underpart 10 which has an extension (not shown), can be raised and lowered, Figs. 3, 4 (not shown), while the fork 7 may be raised and lowered on the extension. In the embodiment described, the outrigger 5 is extended by lazytongs, Figs. 3, 4 (not shown). The movements are all effected by a fluid-pressure drive. An interlocking device such as a cam-plate (not shown), can be arranged on the axle 3 to cooperate with feeler members (not shown) on the outrigger 5 to prevent any parts of the lifting device 6 from being lowered below the platform 11 so long as the device 6 is within the ground plan of the truck, though the outrigger 5 is extensible so far that with the outer corner 12 flattened or rounded off slewing is possible when the lifting mast underpart 10 is lowered beneath the platform 11. The truck may be provided with fluid pressure actuated extensible supporting legs.
Patent GB-502959-A (GB)
Title: Improvements in and relating to secondary galvanic cells and electrodes of such cells
IPC: H01M4/14
Filed: 1937-07-24
Abstract: 502,959. Galvanic batteries. EVERETT, C. H., and STEPHEN, E. F. July 24, 1937, No. 20554. [Class 53] An electrode element comprises a plurality of conducting members arranged on a longitudinal conducting support, adjacent members being separated by a permeable spacer. For a lead secondary cell, a central lead support 2, Fig. 3, carries a number of circular perforated lead discs 1a separated by rings 3 of permeable material such as strawboard, paper pulp, glass wool, &c. The spaces between the discs and also the perforations in them may be filled with active paste. Alternatively, in place of lead discs lead rings may be used, Fig. 4 (not shown). The paste is omitted in elements of the PlantÚ type. A plate is composed of a number of elements joined at the top and bottom to horizontal lead cross-bars. Where a positive plate in accordance with the invention is used, the negative plate should preferably be of complementary horizontal cross section and may be composed of two perforated lead sheets joined together, the space between them being filled with active paste, Fig. 14 (not shown). A further form of positive plate comprises a lead sheet 10, Fig. 11, shaped so as to form a number of superimposed pockets 11 in each of which is a rectangular permeable spacer 13 having a central aperture for the accommodation of active material. By substituting suitable materials the invention may be applied to alkaline type cells.