baber/WOPTO huggingface dataset:
Patent GB-557912-A (GB)
Title: A process of protecting metal surfaces
IPC: C09D195/00
Filed: 1942-04-09
Abstract: 557,912. Hydrocarbon oil compositions; modifying hydrocarbon oils. FIFE, J. G. (Shell Development Co.). April 9, 1942, No. 4664. [Class 91] [Also in Group V] Surfaces of metal, e.g. galvanized or zinc surfaces, are protected against corrosion by neutralizing acids present in naturally-occurring asphalts or in those prepared from crude oil, or in blown asphalts, by adding small amounts cf substances which react with the acids to form salts or soaps whose solubility in water is not greater than that of their zinc salts or soaps and applying the product to the metal surface. Substances to be added may be metallic lead or zinc, their oxides or hydroxides, aluminium hydroxide or safts of iron, tin, antimony, bismuth, arsenic, copper or mercury with volatile acids, e.g. formic, acetic, propionic, butyric, hydrochloric, hydrobromic, hydroiodic, carbonic or hydrocyanic acids. The substances may be added at 200‹ to 600‹F. They may be added duiring processing of crude oil, or just prior to blowing, and may be more than twice the chemical equivalent of the acid present or potentially present, e.g. up to 6 lbs. of zinc per ton of asphalt. Fillers, and other bonding aids may also be included.
Patent GB-659193-A (GB)
Title: Improvements in or relating to sheet feeding apparatus
IPC: B65H9/14
Filed: 1949-02-21
Abstract: 659,193. Feeding sheets. BACKHOUSE, H. T. Feb. 21, 1949, No. 4730. [Class 100 (i)] In sheet-feeding apparatus of the kind in which a succession of sheets are fed by conveyer tapes 2 to a layboard 8 on which each sheet is registered, the sheets being held in frictional engagement with the tapes by presser-rolls 10 rotated by the moving sheets, suction means, such as a suction roll 22, is provided for gripping the rear edge portion of each sheet 6 and for advancing the sheet towards front lays 36. Each roll 10 is carried by an adjustable spring- pressed arm 12 which is extended at 18 to serve as a sheet smoother. The suction roll 22 is carried by an arm 20 pivoted to the arm 12, and is adjustable towards the sheets 6 by screw means 24. The roll 22 comprises a fixed core and a rotatable shell with axial slots 30 therein which move into registration with a suction orifice 32 in the core as the shell rotates. The shell is driven by a belt 34 from the associated presser-roll 10 at any suitable peripheral speed. The presser-rolls 10 are arranged more than a sheet length away from the front lays 36, and the sheets are fed in an underlapping stream along the feed-board 4. When a sheet leaves the roll 10, it is advanced to the front lays 36 by the suction-roll 22, whereupon the suction may be cut off. In a modification, the suctionroll is driven by a gear-train from the presserroll, and the suction supply to the suction-roll is adjustable by a needle valve. Specifications 541,333, 564,322 and 585,521 are referred to.
Patent GB-432132-A (GB)
Title: Improvements in gun mountings
IPC: F41A23/00
Filed: 1934-02-13
Abstract: 432,132. Seat adjustments. BOULTON & PAUL, Ltd., Riverside Works, NORTH, J. D., Hill House, Eaton, HUGHES, H. A., Westfield, Plumstead Road, and DOE, A., St. Peter's, Earlham Green Lane, all in Norwich. Feb. 13, 1934, No. 4742. [Class 52 (ii)] [See also Group XXI] The weight of a gun is counterbalanced by that of the gunner by mounting the gunner's seat 10 on a vertical pillar formed with a rack 12 engaging a pinion 13 on a transverse shaft 14, and by mounting the gun 26 on a U-shaped arm movable on pivots 25, the sides of the arm having links 19, 20 forming racks engaging pinions 15, 16 on the shaft. The gun and gunner therefore tend to turn the shaft in opposite directions, the seat being depressed when the gun arm is raised and vice versa. To fix the parts, the shaft 14 is normally locked against rotation by a band brake 28 released by operating a pedal 30. A dash-pot 33 is provided to check oscillation of the parts. The pinions 15, 16 may be mounted eccentrically on the shaft 14 to allow for variations in the turning moment on the shaft as the gun arm is moved.
Patent GB-171644-A (GB)
Title: Improvements in heating attachments for gas burners and the like
IPC: F23D14/04
Filed: 1921-02-10
Abstract: 171,644. Neil, H. S. Feb. 10, 1921. Gas stoves; radiants.-A portable heater or radiator adapted to be heated by a gas or oil flame, comprises an outer hollow body e supported by the burner &c., and an inner tubular body k depending from its upper edge and containing a loose hollow plug member l. These parts are made of silica or other refractory material. A base ring c may be interposed between the member e and the burner and a metal ring g between the members k and e. The plug l has openings n to facilitate the passage of the gases and a grid top m to support a kettle &c. In a modification, Fig. 3, the base ring and the member e are integral, the member k has an integral flange in substitution of the ring g, and the plug member-takes the form shown.
Patent GB-136963-A (GB)
Title: Improvements relating to Footstep Bearings used in the Creels of Machines for Preparing, Spinning and Twisting Cotton and other Textile Fibres.
IPC: D01H1/18
Filed: 1919-02-26
Abstract: 136,963. Bancroft, J., and Howard & Bullough. Feb. 26, 1919. Creel arrangements. -A footstep bearing for the bobbin skewers in the creels of preparing, spinning, and twisting machines comprises a hardened plate B of polished steel or other material inserted in a stamping or a drawn tube A of soft metal. The tube is of such length that its upper edge may be turned over to retain the plate, and that its lower end projects through the rail of the creel, so that it may be rigidly secured thereto by punching.
Patent GB-556646-A (GB)
Title: Leak-sealing composition
IPC: C09K3/12
Filed: 1942-04-13
Abstract: 556,646. Leak-sealing compositions. DU PONT DE NEMOURS & CO., E. I. April 13, 1942, No. 4824. Convention date, April 19, 1941. [Class 2 (iii)] A composition for sealing leaks in water containers and circulating systems comprises a dispersion in an aqueous solution of ammonia or water-soluble amine of a resin made by esterifying a fractional ester of a polyhydric alcohol and a fatty acid with at least twice the amount of rosin necessary to react with its free hydroxyl groups. Examples of polyhydric alcohols are glycerol, ethylene glycol, diethylene glycol, pentaerythritol, mannitol and sorbitol. The ester may be derived from linseed, castor, tung, fish, corn, rapeseed and cottonseed oils, stearin or olein or their fatty acids. Hydrogenated rosin may be substituted for rosin. Tall÷l may be substituted for part of the rosin and for the fatty acid. A rosin-maleic anhydride condensation product may be used to replace rosin wholly or in part. Suitable amines are monoethanolamine, triethanolamine, ethylene diamine, 2-ethylaminoethanol, 2-methylaminoethanol, morpholine, N-ethylmorpholine, triethylamine and 2-dimethylaminoethanol. Fillers such as ground flaxseed meal, quince seeds, metallic oxides, paper pulp, bone black, graphite, asbestos, wood flour or. aluminium powder may be added. When used in the presence of very hard water, soluble phosphates, pyrophosphates or metaphosphates may be added. In examples soya bean oil and glycerol are heated at 235‹-245‹C. to form the monoglyceride, rosin is added and the temperature raised to 255‹-265‹C. A small amount of lime may be used as a catalyst for both reactions. The molten resin is then dispersed in hot water containing monoethanolamine. Wood flour, finely divided asbestos or aluminium powder may be added to the dispersion. Specification 556,647, [Group V], is referred to.
Patent GB-393550-A (GB)
Title: Improvements in or relating to radio receivers
IPC: H03G3/22
Filed: 1933-02-16
Abstract: 393,550. Valve amplifying circuits. MARCONI'S WIRELESS TELEGRAPH CO., Ltd., Marconi House, Strand, London.-(Assignees of Tubbs, E. A. ; 4514, 43rd Street, Long Island City, New York, U.S.A.) Feb. 16, 1933, N6. 4848. Convention date, Feb. 16, 1932. [Class 40 (v).] In a wireless receiver having automatic volume control a pentode valve 10 is provided with its input arranged to be controlled by the voltage across a resistance 8 in the detector circuit. The output of the valve 10 is applied to a resistance R which controls the grid bias of the amplifying valves. The tap 13 for the screen of the valve 10 may be adjustable to obtain a desired normal drop across resistance R. The use of the pentode permits small voltage batteries 12, B to be used and gives higher control voltages than would be obtained with a triode, so that the arrangement is adapted for use in midget receivers such as are used in aircraft and road vehicles.
Patent GB-571498-A (GB)
Title: Improved dielectric and insulating compositions
IPC: H01B3/18
Filed: 1943-03-26
Abstract: Dinaphthyl sulphone is prepared by sulphonating naphthalene with 96 per cent sulphonic acid at from 80 DEG  to 100 DEG  C., pouring into cold water and neutralizing with calcium hydroxide, treating the dried calcium naphthalene sulphonate with sulphuric acid to obtain the naphthalene sulphonic acid, reacting the dried acid with thionyl chloride to give the sulphonyl chloride, and reacting the sulphonic chloride with naphthalene in nitrobenzene in presence of aluminium chloride.
Patent GB-103905-A (GB)
Title: Improvements relating to Covered-in Life Boats.
Inventor: FISHER HARRY
IPC: B63C9/06
Filed: 1916-04-04
Abstract: 103,905. Fisher, H. April 4, 1916. Ballasting. - In a lifeboat of the covered-in type having a freely suspended car within a buoyant shell, as described in Specification 8570/13, the tanks in the boat bottom include ballast tanks 7 with inlet pipes 8 which fill the tanks immediately on launching. The air escapes by vent pipes 28 fitted with ball valves 28<1>, which close the vent exits if the boat should overturn, and thereby retain the ballast.
Patent GB-287896-A (GB)
IPC: A45D40/02
Filed: 1928-02-17
Abstract: 287,896. Leichner, S. L. March 29, 1927, [Convention date]. Contents, delivering.-In a case or holder for a stick of shaving soap, lip salve &c. comprising a carrier member for the stick slidable in a slotted tube and moved by a cover articulated to the carrier member, the tube b, Fig. 4, has a single slot and the carrier member d has an ear extending outwards through the slot and hinged by a single hinge to the cover m by a member l which forms a guard for the slot. The Specification as open to inspection under Sect. 91 (3) (a) comprises also the form shown in Figs. 2 (Cancelled), and 5 (Cancelled), a finger piece c passing through the slot being connected to the member d carrying the stick by a slide e which embraces a strip f secured to the case behind the slot b; the strip besides guarding the slot b also guides the slide e; the member d may carry a pair of finger pieces arranged at the opposite ends of a diameter in which case the slot b and strip f are duplicated. The guard strip f may be formed by slitting the case and pressing the material between the slits inwards or outwards. Also in another form, Fig. 6 (Cancelled) the finger piece c is fixed to a ring g connected by a pin k diametrically opposite the finger piece with the member d, a sleeve h covering the slot band having a slot i for the passage of the pin k; there may be a pair of finger-pieces arranged at the ends of a diameter, the pin k and slots i being then arranged at the ends of a diameter at right angles; the finger-pieces may be connected by an external ring. This subject-matter does not appear in the Specification as accepted.
Patent GB-577170-A (GB)
Title: Improvements in or relating to hard copper alloys
IPC: C22C9/06
Filed: 1941-04-21
Abstract: 577,170. Heat-treating copper alloys. COOK, M., ALEXANDER, W. O., and IMPERIAL CHEMICAL INDUSTRIES, Ltd. April 21, 1941, No. 5112. [Classes 72 and 82(i)] Copper base alloys containing 5-30 per cent of manganese and 5-30 of nickel are hardened by subjecting them to heat-treatment adapted to effect temper or precipitation hardening. The heat treatment comprises heating to a temperature between 650‹ C. and the melting point of the alloy and either cooling at a rate slow enough, e,g., 5-50‹ C. per minute, to effect hardening, or quenching and reheating to 300-600‹ C. for a time sufficient to impart the desired degree of hardness. The quenching may be substituted by cooling to an intermediate temperature e.g., 600-750‹ C. at a rate sufficient to retain supersaturation and then rapidly cooling to room temperature. The alloys may be cold worked before the reheating to .300-600‹ C. The alloys may also contain up to 5 per cent each of one or more of magnesium, phosphorus, chromium, silver, silicon, barium, calcium, cadmium and tin and /or up to 0.5 of aluminium, the total additions not exceeding 10 per cent. The alloys may be used for the manufacture of valves, springs and non-sparking tools with cutting edges. Specification 395,720 is referred to.
Patent GB-608274-A (GB)
Title: Improvements in internal-combustion engines operating on hydrogen
IPC: F02K9/00
Filed: 1946-02-19
Abstract: 608,274. Actuating materials. BERNSTEIN, G. Feb. 19, 1946, No. 5151. Convention date, May 18, 1943. [Classes 7 (ii) and 7 (vi)] Hydrogen from cylinders 1 is fed through reducing valves 4, 5 and a non-return valve 8 to a valve 9 comprising a slot controlled by a piston 10 from the accelerator pedal, and water is fed to the intake pipe from a nozzle supplied by a float-chamber 7, the mixture being mixed by a fan 13. In converting a petrol engine to run on hydrogen, the compression ratio may be reduced by increasing the thickness of the cylinder head gasket.
Patent GB-151661-A (GB)
Title: Improvements in and relating to the preserving and fireproofing of wood
IPC: B27K3/32
Filed: 1919-03-03
Abstract: 151,661. Vecchis, I. de. March 3, 1919. Wood, treating with liquids.-Wood is treated with a solution of double sulphates or chlorides of copper, zinc, and magnesium with ammonium used simultaneously, preferably in conjunction with free alkali, to enable it to resist parasites and to increase its strength. The wood is placed in a closed container in which a vacuum is produced, and may be subjected to heat to facilitate the removal of the sap. The treating-solution is then allowed to be sucked into the container, and is subsequently pumped in until a pressure of 8- 14 atmospheres is obtained. After the necessary time has elapsed the wood may be removed or may again be subjected to a vacuum in a hot or cold state, prior to allowing it to dry in the open air. Specifications 5893/00 and 9989/00, [both in Class 145, Wood &c.], are referred to.
Patent GB-345435-A (GB)
Title: Improvements in self setting book page and other sheet markers
IPC: B42D3/14
Filed: 1930-02-17
Abstract: 345,435. Bookmarkers. HEAZLEWOOD, H. G. and HEAZLEWOOD, H. G., 176, Carpenter Street, and HUNT, J. H., Mitchell Street, both in Bendigo, Victoria, Australia. Feb. 17, 1930, No. 5260. [Class 16.] Relates to bookmarkers of the type comprising a grip to engage the cover of the book, and a w arm connected thereto and having a terminal adapted to spring from page to page. The grip D, Fig. 1, has a flange D<1>, which extends over the page edges, and has the arm E attached to it through a coiled portion E<2>, the flange serving to protect the adjacent part of the arm from injury. The arm has an intermediate coil E3 and ends in a terminal having two limbs F<1>, F2 and a blunt point F<4> which may be in the form of a coil. The terminal is formed with an offset F3, and a handle F<5>. The limb F<1> is oblique to the page edge, in order to facilitate turning. The limb F<2> may be so formed as to rise away from the page, in order to keep the leaves of the book slightly apart. The terminal may be formed, as shown in Fig. 6, with the limb F<2> nearer to the page edge.
Patent GB-1215544-A (GB)
Title: Two-layer building element
Inventor: SCHOLANDER STIG SVEN WILHELM
IPC: E04C2/292
Filed: 1968-02-01
Abstract: 1,215,544. Laminated roofing material. S. S. W. SCHOLANDER and G. E. PETTERSSON. 1 Feb., 1968 [6 Feb., 1967], No. 5272/68. Heading B5N. Roofing or walling material comprises rigid sheet material 6, which is preferably corrugated, having on its underside a layer 8 of porous material, having a thickness of 0À4 to 1À0 mm., which temporarily absorbs condensation and so prevents dripping. The rigid material may be galvanized sheet, aluminium or synthetic resin. The porous material is preferably glass-wool which has been sprayed with a resinous adhesive but may be other mineral wool or non-rigid foamed plastics. It is preferably highly compressible, and sheets of the composite material are preferably jointed by simply overlapping them and securing them together as shown.
Patent GB-124563-A (GB)
Title: Differential Gearing.
Inventor: NOGRADY ANDOR TODHUNTER
IPC: B60K17/16
Filed: 1918-03-26
Abstract: 124,563. Nogrady, A. T. March 26, 1918. Balance gearing.-Relates to a balance gearing for motor-vehicles &c. which permits the application of power to the retarded road wheel, and in which radial thrusts are balanced. On the divided axle 1, 2 of the road wheels is mounted a casing 15, 16 to which is attached the driving-wheel 36, and on the ends of the axle are secured the helical wheels 9, 10. Four helical wheels 27, 30 are mounted on the arms 23 of a spider 22, Fig. 4, which is loosely mounted on the sleeves. 11, 11<1> of the wheels 9, 10, the arms of the spider being held in circumferential sockets 26 in the casing 15, 16. Four helical wheels 49, 50, 51, 52 are mounted in the casing parallel to the shaft 1, 2, and each of these gears with two of the wheels 27, 30. The wheels 49 - - 52 also gear alternately with the wheels 9, 10. Washers 40, with annular recesses 41 for lubricant, are placed on flats 24 of the arms of the spider to receive the thrusts of the wheels 27, 30.
Patent GB-588686-A (GB)
Title: Improvements in or relating to brackets for supporting wall tables, shelves and likefitments
IPC: A47B57/42
Filed: 1945-03-03
Abstract: 588,686. Brackets. JONES, C. B. March 3, 1945, No. 5341. [Class 52 (v)] An angularly shaped shelf or like bracket 2 having a hook 7 on its rear wall to engage one of a series of slots 9 in an upright support 8 has lateral flanges 3 on the rear wall which embrace the sides of the upright support. The horizontal limb 2 of the bracket may be at the upper or lower end of the vertical limb 1.
Patent GB-1031647-A (GB)
Title: Method of making tio pigment
IPC: C01G23/07
Filed: 1964-02-07
Abstract: Pigmentary titanium dioxide is prepared by reacting titanium tetrachloride with an oxygen-containing gas in a process wherein an inert fluid is preheated to 3000-12,000 DEG  C. by a plasma jet generator, the heated fluid is combined with one of the reactants (a), the other reactant, either (i) with or (ii) without preheating by means of an additional portion of inert fluid, is combined with (a) and the resulting total mixture is passed into a reaction zone at 800-3000 DEG  C., the residence time of the reactants in the reaction zone being 0.001 to 1 second.  In sequence (i), the temperatures of the mixture of inert fluid and TiCl4 (and oxygen-containing gas) may be 600-3000 DEG  C. (and 600-400 DEG  C.) respectively.  The 2 streams of inert fluid may be heated to 8000-10,000 DEG  C. and after mixture of each stream with one of the reactants the temperature is 800-2100 DEG  C. The inert fluid may be nitrogen, argon or carbon dioxide and the oxygen-containing gas is preferably oxygen.  The quantity of inert fluid contained in the total mixture is 3-95% by volume.  The quantity of oxygen supplied to the reaction zone is at least the stoichiometric quantity needed to react with all the TiCl4. The residence time of the reactants in the reaction zone may be 0.01 to 0.5 second and preferably about 0.05 to 0.1 second and the temperature of the reaction mixture in the reaction zone is about 1200-2100 DEG  C.  The two reactant streams preferably meet at an angle with respect to each other of 50 to 160 degrees.  A small amount of aluminium chloride (0.1 to 4% by weight based on the weight of TiO2, measured as aluminium oxide) may be introduced into the reaction zone to increase the yield of rutile titanium dioxide obtained.
Patent GB-329378-A (GB)
Title: Improvements in or relating to addressing machines and other similar printing machines
IPC: B41L47/42
Filed: 1929-02-18
Abstract: 329,378. Addressograph, Ltd., and Eley, A. Feb. 18, 1929. Addressing and like machines; inking-apparatus.-In an addressing or similar printing- machine of the kind in which printing-plates are fed in succession to printing position where cards &c, are placed on the plates and impressions are printed by means of a printing-arm, the plates are inked by a roller supplied from a container mounted on a re-ciprocable carriage, the operative strobe of which is effected by connection with either the plate-feeding mechanism or the printing-arm. The plates are therefore still inked when, to print repeat impressions, the plate feed is interrupted, or when the operation of the arm is suspended so that plates from which no impression is required may be skipped. The printed card is ejected by the inking-carriage. As shown, the plate-feeding mechanism is of known kind and is actuated by a crank 23 fixed to a pivot shaft 24 and linked to an arm 22 rocked about a pivot 20 by depressing an integral lever 18, and the impression-mechanism comprises a pad 14 carried by an arm 12 adapted to be rocked about a pivot 13 against the action of a spring 17. The inking-apparatus comprises an inking-roller 39 carried by and adjustable vertically with respect to an ink trough 36 and supplied by a distributing-roller 38 in contact, with a roller 37 dipping in the trough, the roller 38 being reciprocated axially owing to the engagement of a face cam 43 at one end with a pin 44, and a rack-and-pinion being provided, if required, to rotate the roller 37. The trough 32 is mounted on a carriage 35 reciprocated in guides 30, 31 to cause the roller 39 to roll over the plate, in printing position by one arm 62 of a. three-armed lever pivoted at 49. A second arm 50 is connected to a pawl 51 provided with a notch 48, which, during the inoperative stroke of the plate feed arm 23, is engaged by a pin 52 on a rocking arm 53 fixed on an extension of the shaft 24, the pawl 51 being formed with an incline engaging a fixed pin 56 to raise and release the pawl during the latter part of the stroke, whereupon the carriage is returned to normal position by a spring 65 fixed at one end to the carriage 35 and coiled inside a drum 66. The third arm 57 is connected to a bar 58 on which is a projection 59 engaged by a pin 60 on an extension 15 of the arm 12 during the return movement thereof, an incline on the projection 59 engaging a pin 61 to raise and release the catch for the latter part of the movement. A flange 64 at the front of the carriage ejects the printed cards.