baber/WOPTO huggingface dataset:
Patent GB-1249623-A (GB)
Title: Improvements in or relating to metal coatings
Inventor: BURKIN ALFRED RICHARD
IPC: C04B41/51
Filed: 1967-05-24
Abstract: 1,249,623. Coating with metals. DEFENCE, SECRETARY OF STATE FOR. Aug. 23, 1968 [May 24, 1967], No.24075/67. Heading C7F. Al, Zn, Cd, or Ti is deposited on a substrate by contacting the substrate with a solution of a heat-decomposable organometallic compound consisting of an Al, Zn, Cd, or Ti atom bonded to at least one organic radical and heating the solution so that the temperature of the solution, and thereby the temperature of the substrate, is increased to the decomposition temperature of the organometallic compound. The compound may be an Al trialkyl, an Al dialkyl hydride, tris bipyridyl Al, or 1-bipyridyl di-isobutyl Al, and may be dissolved in an inert solvent such as n-octadecane, neicosane or n-docosane. The substrate may be Al 2 O 3  fibres, Al 2 O 3 , Si 3 N 4 , or SiC whiskers, glass, glass fibre, mica, plaster of Paris, metal or metal coated material.
Patent GB-240838-A (GB)
Abstract: 240,838. International General Electric Co., Inc., (Assignees of Allgemeine Elektricitõts Ges.). Sept. 30, 1924, [Convention date]. Pressure-producing apparatus. - Electrically- . driven hydraulic pressure-producing apparatus has the plunger driven by a plurality of pinions engaging with a toothed rack attached thereto. Several driving motors may be employed having an aggregate power equal to the press. The rod k of the piston K of the pressure cylinder P has a rack extension actuated by spur wheels r<1>, r<2> on the shafts of electromotors M<1>, M<2>. In a modification, two pressure cylinders are employed, each supplying one-half of the quantity of water required by the forging press, the rack extension of the plunger of each pressure cylinder being actuated by a separate motor. In a further modification, two racks, each driven by a separate motor, are arranged on either side of the pressure cylinder to shorten the overall length of the apparatus. A fly-wheel or Ilgner converter may be connected between motor and electric power supply to compensate the energy fluctuations during forging operations.
Patent GB-184711-A (GB)
Title: Improvements relating to means for automatically guiding self-propelled agricultural achines
IPC: A01B69/04
Filed: 1921-09-10
Abstract: 184,711. Fairbrother, H. Sept. 10, 1921. Steam and other power cultivation of land. - A self-propelled agricultural tractor or machine is guided by a cable so as to travel round in a spiral track about an anchored pole, as described in Specification 151,916, the cable, according to the present invention, being connected to a pivoted arm carrying a steering- device. In the arrangement shown, the pivoted arm e, attached by an adjustable rod h to the cable a secured to the vehicle b, carries a steering-wheel d. Movement of the vehicle towards either side of the centre-line in the direction of the arrow causes the rod h to be moved by the cable a to shift the steering-wheel into position to bring the vehicle back to its proper track. Instead of a wheel, blades or shares may be mounted on a pivoted arm such as e, similarly connected with the cable.
Patent GB-1004262-A (GB)
Title: Improvements relating to radiographic examination
Inventor: SWANSON KENNETH MACGREGOR
IPC: G01T1/29
Filed: 1961-07-04
Abstract: 1,004,262. Radiography. UNITED KING- DOM ATOMIC ENERGY AUTHORITY. June 4, 1962 [July 4, 1961], No. 24191/61. Heading H5R. Between the radiation source, or the body undergoing radiographic examination, and the sensitive surface on which a record is being made, is interposed a shield having at least one collimating passage therethrough, which shield can be given a compound pivotal motion so that the said passage scans completely a given field. In the example shown, 24 represents a radiation source, and 23 a film or fluorescent screen, both inside shielding 25. Between them is a lead ball 11, about ten inches in diameter, mounted for universal rotation in a socket in a wall 17. The ball is centrally bored to receive a tightly fitting lead cylinder 12, in which the collimating tubes 13 are provided. They may be made by splitting the cylinder 12 in two, and then forming diametral grooves on the flat surfaces. A motor 18 is connected so as to apply a horizontal stroke to an eye 21 fixed to the ball, and another motor 19 applies a vertical stroke to another eye 22. The ball can thus be swivelled about two mutually perpendicular axis, and the amplitudes can be so predetermined that a given field is fully scanned. By suitably choosing the distances of members 23, 24 from the ball, magnified reproduction may be obtained. Specification 758,540 is referred to.
Patent GB-467140-A (GB)
Title: Improvements in or relating to photographic cameras
IPC: G03B19/04
Filed: 1936-09-07
Abstract: 467,140. Photographic and kinematographic cameras. LEITZ GES., E. Sept. 7, 1936, No. 24356. Convention date, Sept. 18, 1935. [Classes 97 (i) and 98 (i)] A photographic roll-film or kinematograph camera has an inner body supporting all the optical and mechanical parts required for the operation of the camera and a separate protective casing surrounding the supporting body except where the external actuating members project through, the casing being formed in two parts comprising a sleeve and protective cap. As shown, the supporting body comprises a body 1 with a cover plate 2 and a plate 2<1> with a fitting 3 for the objective. The back wall 6 has an image aperture 7 and film-guide projections. Holes 10 receive handles for filmwinding, exposure setting, and shutter release. A slot 11 is provided for the coupling member 12a of the telemeter 12. A compartment 13 is provided for the view-finder associated with the telemeter 12, and a clip 14 for an auxiliary viewfinder. The lower end of the supporting body is closed by a plate 15. The supporting body is lowered into the sleeve 16 having at its lower end a removable cover for film replacement. The upper end is closed by a cap 17 having holes through which pass connections to the external handles. The aperture 18 in the casing 16 is closed by a hinged flap which can be raised to permit exposure of a plate or cut film. The front wall of the supporting body may be a separate member rigidly attached to the other part of the body.
Patent GB-854205-A (GB)
Title: Improvements in or relating to toy watches
IPC: A63H33/30
Filed: 1957-08-01
Abstract: 854,205. Toy watches. DICKINSON, E. N. July 31, 1958 [Aug. 1, 1957], No. 24360/57. Class 132(3). A toy watch movement comprises a pair of rotatable discs 14 and 17 in axial alignment, the larger disc 14 having an " hour " finger 16 secured to a projection 14a and the smaller disc 17 having a " minute " finger 18 secured to an axial projection 17a which projects through a bore in the projection 14a, each disc having teeth 14b and 17b engaging splines 15a and 15b respectively on a winder member 15 such that the small disc rotates at twelve times the speed of the large disc. A " second " finger 23 is rotated by teeth on a disc 21 meshing with teeth 14c on the large disc. The projections of the discs 14, 17 and 21 pass through a watch face 26 which conceals the discs and the watch has a transparent cover 13. A clicking noise is produced by a leaf spring engaging the splines 15b when the winder 15 is rotated.
Patent GB-946386-A (GB)
Title: Improvements in or relating to screw extruders
IPC: B29C48/03
Filed: 1962-06-25
Abstract: 946,386. Extrusion machines for soap and detergent. J. GARVEY. June 25, 1962, No. 24379/62. Heading B5A. The cylinder 7 of a helical screw plodder for soap and detergents has a removable corrosion resistant liner 6, e.g. of stainless steel, spaced from the cylinder 1 to form a flow path for a cooling liquid. Baffle fins extend longitudinally of the cylinder 7 to define a labyrinth like table for the cooling liquid. The helical screw 3 preferably has wear resisting qualities superior to that of the replaceable liner 6.
Patent GB-1175460-A (GB)
Title: Method of and Apparatus for Drying Printing Ink or other Marking or Coating Material
Inventor: WISE WALTER G
IPC: F26B13/22
Filed: 1967-05-25
Abstract: 1,175,460. Drying printed webs; burners. W. G. WISE. 25 May, 1967 [13 June, 1966], No. 24406/67. Headings F4G and F4T. In apparatus for drying printing ink or other marking or coating material applied to a moving web or sheet material 31, a flow of the products of combustion of a gas burner 11 is intercepted by and mixed with a flow of fresh air from an adjacent nozzle 27 prior to the products impinging on the web so that the combined flows wipe the web and the solvents evaporated from the ink or the like are not combusted. The burner 11 comprises a conduit 16 with an elongated indentation 12 of U-shaped crosssection into which orifices 15 lead. An alternative form of burner, 300, Fig. 7, comprises square tubing 303 having holes 301 drilled therein which are protected by shields 302 to form an elongated U-shaped area 305 for burning gases. The shields are spaced from the tubing by washers 306 to provide air insulation spaces between the shields and tubing.
Patent GB-788566-A (GB)
Title: Improvements relating to flexible hoses
Inventor: MOSELEY JOHN
IPC: B29C48/153
Filed: 1955-08-26
Abstract: 788,566. Flexible hoses. COMPOFLEX CO., Ltd. Aug. 27, 1956 [Aug. 26, 1955], No. 24643/55. Addition to 743,743. Class 99(2). In the hose described in the parent Specification wherein a wire helix is accommodated within a helical pocket between inner and outer tubular members forming the wall of the hose, the members are seamless tubes, e.g. of extruded thermoplastic material. In making the hose, the tubes may be extruded simultaneously and with the helix located therebetween ; alternatively one of the methods described in the parent Specification is employed, the tubes being blown upon a mandrel.
Patent GB-895849-A (GB)
Title: Improvements in or relating to evaporator tubes containing separators
IPC: B01D3/00
Filed: 1958-07-31
Abstract: 895,849. Centrifugal separators. HUET, A. July 31, 1958 [July 31, 1957; Oct. 23, 1957; Nov. 6, 1957; Feb. 12, 1958; Feb. 18, 1958], No. 24753/58. Class 23. [Also in Group XIII] An evaporator tube encloses a centrifugal separator comprising a hollow body co-axial with the tube, a helical fin between the body and the tube apertures in the body between the turns of the fin or guide surfaces and vanes adjacent the apertures. Fluid may be evaporated in the tube by reducing the pressure on the fluid, or by mixing the fluid with another fluid; but Figs. 1, 5, 11, show evaporator tubes for steam boilers in which heating fluid is supplied between an evaporator tube a and a jacket b. Water is supplied to the bottom of the tube and the heating fluid is supplied to the top of the jacket the resultant steam and water mixture in the tube passing through the space between the body c and the tube and between the turns of the fin d. Purified steam passes through apertures e to the interior of the body for discharge, any surplus water in the steam being removed in a separator s (Figs. 5,11). Water collecting in the upper end of tube or discharged from the separator s is returned to the bottom of the tube by a pipe. h or h<SP>1</SP> and some of this water may be withdrawn from the tube by a pipe p. A helical baffle u (Fig. 10) arranged within the body c permits the tube to be slightly inclined to the vertical. The vanes j may be hooked or spaced from the body.
Patent GB-1391326-A (GB)
Title: Fuel injection devices for internal combustion engines
IPC: F02M59/10
Filed: 1972-05-26
Abstract: 1391326 Electromagnetic fuel injectors ROBERT BOSCH GmbH 26 May 1972 [28 May 1971] 24832/72 Heading F1B A fuel injection device has a hydraulically driven pump piston 13, Fig. 1 which has one face 14 exposed to a working chamber 16 and an equally sized face 15 exposed to a servo chamber 17 containing a spring 21 loading the pump piston which is also loaded to initiate a pump discharge stroke by fuel pressure, a non-return valve 34 in the supply line to the working chamber, a solenoid valve 24 Fig. 2 (not shown), controlling the fuel flow to and from the servo chamber, which when in its closed position connects the servo chamber 17 through a set bore throttle member 32 to a return line 61 during the filling stroke of the working chamber 16 and in its open position connects the servo chamber to the fuel pressure source, the duration of the filling stroke and the fuel injection quantity stored in the working chamber being determined by a variable solenoid switching time. Operation: Before injection of the full load quantity the pump piston 13 is engaged with stop 63, solenoid valve 24 switches from closed (Fig. 2 position) to open, with ball 66 engaging seat 68 and fuel pressure enters the servo chamber 17 where it supplements spring 21 to depress pump piston 13. Fuel is fed from the working chamber 16 via lines 36, 36a, 36b to the nozzle 42 which is opened to inject the quantity of fuel in working chamber 16. At the end of injection the solenoid valve 24 returns to its closed position in which ball 66 blocks the fuel feed to the servo chamber 17 and discharges the latter through seat 68, bore 32a to the return flow line. Non-return valve 17 opens and fuel pressure presses the pump piston 13 upwardly against the spring 21 to refill the working chamber until the solenoid valve is again changed over.
Patent GB-628536-A (GB)
Title: Improvements relating to dielectric compositions
Filed: 1945-09-25
Abstract: A dielectric composition comprises calcium titanate and a titanate of strontium or barium or both, the amount of one of the titanates being preferably not greater that 95 per cent and of each of the others present preferably not less than 5 per cent by weight of the composition.
Patent GB-807929-A (GB)
Title: Improvements in or relating to circuit arrangements in three-phase x-ray apparatus for taking high-tension direct current from a three-phase current system, with three-phase full-wave rectification, for feeding the x-ray tube of said apparatus
IPC: H02M7/10
Filed: 1956-08-15
Abstract: 807,929. Rectifying. SIEMENS-REINIGERWERKE A.G. Aug. 15, 1956 [Aug. 16, 1955], No. 24961/56. Class 38 (2). X-ray tube 12 is supplied from three phase supply 1 through two bridge-connected sets of rectifiers 5, 6 connected on the input side to separate star-connected supply transformer secondary windings 2, 3 and on the output side in series to the X-ray tube. The common rectifier connection 7 is earthed. By this manner of connection the output voltage does not rise at no load above its on load value. The X-ray tube current may be measured by a milliammeter 13 in connection 7. Smoothing impedances 10, 11 may be provided. In a modification one of the sets of secondary windings may be connected in delta to reduce output ripple, Fig. 2 (not shown).
Patent GB-1061321-A (GB)
Title: A marker adapted for use in gardens or sown areas to facilitate the marking of trees, plants or flowers
IPC: G09F3/20
Filed: 1965-06-14
Abstract: 1,061,321. Garden labels. M. A. LAGUERRE. June 14, 1965 [June 16, 1964], No. 24966/65. Heading B8F. A garden label is fitted in a transparent cover 5 supported on a rigid stake 1 provided with a horizontal plate 2 having two integral upright legs 3, 4 which diverge slightly upwards to hold the cover 5 in a firm manner protecting the label from water penetration. The cover 5 may be in the form of a non-rigid transparent bag. All the parts are preferably of a plastic material.
Patent GB-647246-A (GB)
Title: An improvement in or relating to machines for carding textile fibres
IPC: D01G15/40
Filed: 1946-08-22
Abstract: 647,246. Carding-engines. FIRTH & SONS, Ltd., R., and RADCLIFFE, J. W. Aug. 22, 1946, No. 25005. [Class 120(i)] A textile carding machine, preferably for use in the production of woollen yarns, is provided with a series of lickers-in and cooperating top and bottom workers having their teeth inclined in the directions of rotation, so that it is impossible for any. imperfectly-opened material to pass to the first swift of the machine. Material fed to the first licker-in c is carried round to the first top worker g, from which properly opened material passes to the second lickerin d, worker i and third licker-in e. Insufficiently opened material on the third licker-in e is stripped off by bottom worker j and carried back to the second licker-in d. If necessary it is carried to the first lickerin c by bottom worker h. The first licker-in c is preferably clothed with Garnett wire. The top and bottom workers may be rotated in opposite directions to those shown in the drawing. Specifications 2728/02, [Class 120], and 480,635 are referred to.
Patent GB-638316-A (GB)
Title: Improvements in the production of organic esters of cellulose
IPC: C08B3/30
Filed: 1947-09-12
Abstract: Organic esters of cellulose in the production of which sulphuric acid has been used as catalyst are stabilized by heating them with an aqueous liquid of alkalinity (reckoned as calcium carbonate) less than 5 parts per million and a surface-active agent, to a temperature above 100 DEG  C. under pressure.  The process may be applied to cellulose acetates having an acetyl value of 55 per cent to 57 per cent or more, calculated as acetic acid.  The surface-active agents are preferably non-ionic or anionic.  They include the partial esters of polyhydric alcohols with long chain carboxylic acids, short chain hydroxy-alkyl ethers of polyhydric alcohols esterified with long chain fatty acids, long chain polyhydric alcohols, polyethylene glycols having a molecular weight of 200-600, condensation products of fatty acids with mixtures of amino-acids and polypeptides made by hydrolysing proteins, and salts of straight or branched long chain alkyl sulphates, for example sodium secondary tetradecyl sulphate. The preferred agents are long chain fatty acid partial esters of polyoxyalkylene derivatives of hexitol anhydrides, and 0.1 per cent to 10 per cent by weight of the surface-active agent may be used. The stabilisation may be carried out at a temperature of 130-160 DEG C.  Examples are given of the use of polyoxyethylene sorbitan monolaurate and the Registered Trade Mark "Triton NE."
Patent GB-1012240-A (GB)
Title: Method of producing photocopies
IPC: G03F7/04
Filed: 1963-06-24
Abstract: 1,012,240. Photosensitive material. SOC. TECHNIQUE D'APPLICATIONS CHIMIQUES & PHYSIQUES. June 24, 1963 [June 23, 1962], No. 25083/63. Heading G2C. Photocopies are produced by applying a solution of resin to a support, drying the layer thus obtained and sensitizing with an aqueous dichromate solution, exposing under a half-tone screen and removing the unexposed areas with a suitable solvent. The solvent may be an alcohol such as glycol monoethyl ether. The support may be a zinc or aluminium plate or a bimetallic plate such as copper and chromium or aluminium and copper.
Patent GB-406752-A (GB)
Title: Improved tools for the attachment of fastenings and fittings to attache cases, trunks, bags and the like
IPC: B25C5/02
Filed: 1932-09-09
Abstract: 406,752. Attaching pronged fasteners. CHENEY, C. W., Factory Road, Soho, Birmingham. Sept. 9, 1932, No. 25117. [Class 89 (iii).] Relates to tools, of the general character described in Specification 215,478, [Class 89 (iii)], for attaching locks or similar parts to attachÚ cases &c. The invention is described as applied to the machine described in Specification 396,726. Flaps h, i with plane lower surfaces are hinged in gaps j, m in the bottom plate g<2> of the yoke g. In operation, the yoke descends and forces the workpiece x on to the prongs e<2> of the lock, &c., element e. As the prongs penetrate the workpiece, they force the flaps h, i into the position shown and are bent by their engagement with the flaps. The punches f<2> then descend and force the flaps down, clinching the prongs on the work-piece. The flaps have curved surfaces o for engagement with the punches and stop lugs n which prevent the flaps swinging down below the lower surface of the plate g<2>. Each flap clinches two prongs and is associated with two punches. The flaps may be spring-biassed to assume normally an inclined position.
Patent GB-1037598-A (GB)
Title: Pressurised fluid storage containers
IPC: F17C13/02
Filed: 1965-06-15
Abstract: 1,037,598. Gas storage vessels. G. A. NAYLOR. June 15, 1965 [March 26, 1965], No. 25165/65. Heading F4P. [Also in Division G1] The amount of charge in a compressed gas storage vessel 11, Fig. 1 (not shown) is indicated by the position of three pins 14 projecting horizontally from a skirt 13 of the vessel 11 through vertical slots 15 cut in the wall of a cup-shaped stand 12 in which is housed a coil spring 16 extending between the base of the stand 12 and the base of the vessel 11.
Patent GB-169457-A (GB)
Title: Improvements in search-lights
IPC: B60Q1/14
Filed: 1921-09-23
Abstract: 169,457. Zeiss, C. [Firm of]. Sept. 24,. 1920, [Convention date]. Search - lights; lantern obturators. - To prevent dazzle, an obturator f of spherical shape is movably mounted on a tube e carrying the spherical lamp bulb b and is adapted to be moved by a handle g, or by mechanism operated from the driver's seat, into the position shown in dotted lines. The main reflector c is provided with a central opening for the passage of the tube e, and the front part of the bulb is frosted. The front of the obturator facing the bulb is painted white.
Patent GB-945239-A (GB)
Title: Disc brake
Inventor: WILSON ALEXANDER JOHN
IPC: F16D65/095
Filed: 1959-07-23
Abstract: 945,239. Disc brakes. GIRLING Ltd. July 22, 1960 [July 23, 1959], No. 25259/59. Heading F2E. In a spot-type disc brake friction pads and brake applying means in the form of a closed hydraulic cylinder are carried by a central portion of the limbs of a caliper housing straddling a part of the periphery of the disc by means located further from the peripheral edge of the disc than the centre of pressure of the friction pad whereby, when the brake is applied, the reaction of the brake applying force on the central portion of the limb is such as to cause that portion to tilt with respect to the disc in the direction opposed to the tilting caused by the opening of the end portion when the caliper is under load. The means mentioned above for achieving this result may consist of deep notches 22 (Fig. 1) provided on one or both limbs of the caliper. Alternatively, as shown in Fig. 4, the caliper is built up from two circumferentially spaced U-shaped stirrups 31, 32 straddling a portion of the brake disc and two complementary hydraulic cylinder assemblies 33, 34 (not shown), each of which has integral laterally extending lugs 35 secured by bolts 36 to the stirrups on one side of the disc. The bolts 36 are displaced inwardly from a plane through the centre of pressure of the friction pad towards the axis of the disc (i.e. farther from the webs of the stirrups 31, 32). Specifications 742,338 and 828,961 are referred to.