baber/WOPTO huggingface dataset:
Patent GB-1207214-A (GB)
Title: Improvements in or relating to bricks
Inventor: MCCARTHY JOHN PATRICK O'BRIEN
IPC: C04B28/02
Filed: 1968-05-21
Abstract: 1,207,214. Blasting. M. MCCARTHY & SONS Ltd. 21 May, 1968, No. 24121/68. Heading B3D. [Also in Division E1] A calcium silicate or concrete brick comprises at least 70% by weight of an aggregate all of which passes through a¢ inch sieve and at least 75% by weight of which is retained on a No. 25 mesh sieve, bound together by hydrated calcium silicate or cement respectively, one surface of the brick having been shot blasted to remove the softer binding material and expose the aggregate. In the calcium silicate brick the aggregate is flint or quartzite and in the concrete brick, limestone, granite fines, burnt shale, gravel or clinker. The depth of the abraded surface is between 1/32 inch and # inch. The shot blasting is carried out using cast iron or steel shot having diameters between 7 and 22 thousandths of an inch propelled at the surface by air or liquid or a mixture thereof or by a rotating wheel. More than one face of the brick may be shot blasted. Specific detailed examples of composition and grain size are disclosed.
Patent GB-711161-A (GB)
Title: Improvements in or relating to internal combustion engines
IPC: F02M1/00
Filed: 1951-10-16
Abstract: 711,161. Vaporizers. ALLDAY, G. J. Oct. 16, 1952 [Oct. 16, 1951], No. 24152/51. Class 7(3) The 'heat responsive element of a thermostat controlling the changeover of fuel in a bi-fuel fuel supply system is in direct thermal contact with the wall of a hot spot in the induction pipe heated by exhaust gases or is thermally connected with said hot spot through a part other than a wall of the exhaust or induction systems. The hot spot 18, Fig. 1, projects through the exhaust pipe into the induction pipe opposite the carburetter outlet 16 and is formed integral with. or has welded thereto, a stem 22 of good conducting material such as bronze carrying a socket 23 in which is secured the heat responsive element 24 of a thermostat controlling a bi-fuel carburetter, e.g. as described in Specification 644,721. The exhaust gases from one or more outlets 14 are directed by conduits 28 into a casing within the exhaust pipe which directs the gases through a nozzle 29 into the interior of the hot spot 18. A flange 25 on the thermostat is secured to a removable cover plate closing an aperture in the exhaust pipe. through which the member 18 may be withdrawn. In modifications the casing is formed integral with the cover plate or with the hot spot member 18 or the socket for receiving the heat responsive element of the thermostat is formed in the hot spot 18. Specification 697,753 also is referred to.
Patent GB-424789-A (GB)
Title: Improvements in or relating to circular looms
IPC: D03D37/00
Filed: 1933-08-31
Abstract: 424,789. Circular looms. BRITISH CELANESE, Ltd., 22, Hanover Square, London, and YEADON, R., c/o British Celanese, Ltd., Spondon, near Derby. Aug. 31, 1933, No. 24163. [Class 142 (ii)] A circular loom comprises latch mechanism adapted on release to stop weaving by bringing to an end relative circular motion between the shuttle or shuttles and the warp threads, an electric circuit, electrical latch-releasing mechanism included in and actuated by that circuit, means for detecting breakage or jamming of the warp threads, or breakage or absence of weft threads, and contacts in the circuit adapted to be operated by the detecting means so as to actuate the latch-relating means. The shuttles 5, each provided with a warp feeler attached to a rod 12, and rotated while the 'warp threads are stationary, are driven by vane wheels 6 mounted on a rotating circular plate 8, the vane wheels being driven by gears 9, 10. Each shuttle is adapted to operate a switch 11, the switches being connected in series to slip rings 16, 17, contacting with which are stationary carbon brushes 18, 19 connected through an electromagnet 21 with a source of supply 20. The switches 11 are normally closed, forming a closed circuit which maintains the armature 22, against spring action 25, in position to retain a spring biassed lever 26, by virtue of a catch 24, in position to maintain a brake band 29 in an inoperative position. If any switch 11 is opened, the catch 24 is released and the brake band 29 is applied automatically to stop the rotation of the shuttles. The drive of the loom may then be disconnected. In a modification, the shuttles are stationary while the warp threads are rotated, relative motion being stopped by electrically operated mechanism similar to that above. Specifications 396,757, 396,758, 402,822, 414,046, and 420,090 are referred to.
Patent GB-809138-A (GB)
Title: Improvements in or relating to the application of typographic and other designs to showcards and other articles
IPC: B44C1/17
Filed: 1956-08-07
Abstract: 809,138. Transfering designs; transfers. MACKENZIE, F. W. July 30, 1957 [Aug. 7, 1956], No. 24193/56. Class 100(2) Transferring designs. A method of applying designs to showcards and other articles comprises placing a transfer sheet carrying a design with the design in contact with a non-occlusive temporary support, removing the transfer sheet (as by floating off) to leave the design on the support in reverse, applying the support to the article and pressing the design or the article in the required position. The transfer comprises a paper backing sheet, a thin film, and a water-soluble adhesive film, on which letters or other designs are stuck. A piece of the thin film with the desired letter or design is cut and peeled off the backing sheet and applied to the temporary support, the film (or transfer sheet) being floated off. The temtorary support is laid against the artice, the design being slightly spaced from the article by a frame, and the support is pressed to bring the design against the article, to which it adheres. Transfers. The temporary support, which constitutes an intermediate transfer, comprises a screen 10, Figs. 1 and 2, secured between a main frame 11 having a depth of 0.25 to 0.75 inches and a spacing frame 12 having a depth of 0.05 to 0.15 inches. The spacing frame holds the design clear of the article while it is accurately positioned. The screen is of any material which does not occlude air or water from entering between it and the design, e.g. silk, cotton, or other natural fibres, synthetic or metallic filaments, or embossed or perforated metal or synthetic plastic.
Patent GB-589497-A (GB)
Title: Improvements in nail brushes
IPC: A46B5/00
Filed: 1944-12-05
Abstract: 589,497. Nail brushes. IRVIN, D. B. Dec. 5, 1944, No. 24274. [Class 19] A nail brush has its stock so shaped that when it is placed on its back, water will drain from the base of its bristles. As shown, the brush back 1 has sloping faces 2 and 3 which meet at an apex 4, so that the bristle-carrying face lies in a tilted position when the brush is placed on a flat surface. In modifications, a similar effect is produced by a curved ridge or a small boss on the back of the stock.
Patent GB-1148999-A (GB)
Title: Improvements in or relating to time division multiplex telecommunications exchange systems
IPC: H04B3/40
Filed: 1966-07-12
Abstract: 1,148,999. T.D.M. exchanges. SIEMENS A.G. 12 July, 1966 [13 July, 1965], No. 24560/68. Divided out of 1,126,378. Headings H4K and H4R. In a time division multiplex telecommunications exchange system in which time staggered pulses are transmitted along a transmission line the line is constituted by a number of wires of small diameter twisted together. The line may be of Litz wire or each individual wire may have a highly conductive outer coating. The arrangement is said to reduce the variation of resistance of the line with frequency thereby reducing cross talk between pulse channels.
Patent GB-1520588-A (GB)
Title: Appliqueing synthetic resins on sheet material
IPC: A43D11/02
Filed: 1976-06-14
Abstract: 1520588 High-frequency lamination of thermoplastic resin with fabric COMPO INDUSTRIES Inc 14 June 1976 [7 July 1975] 24565/76 Heading B5N In the bonding of a thermoplastic resin applique 14 to a permeable woven fabric 16 by applying heat and pressure from the platens of a high-frequency press 20 so as to fuse the resin and cause it to penetrate the fabric, the applique is disposed in a matching cavity in a silicone rubber mould 10 and overlaid with a porous release sheet 24 and an open-cell absorbent sheet 28 whereby vapours generated during pressing may be trapped and prevented from condensing on the platens. The applique may be of p.v.c. and may include a blowing agent, and may completely penetrate the fabric. The mould cavities may be shaped to provide a surface grain or imitation stitching on the applique. The bonded assembly may be cooled by cooling conductors 22. The assembly to be pressed may be curved about a foam strip placed on the lower platen so as to prevent air entrapment.
Patent GB-657703-A (GB)
Title: An improved method of increasing the holding power of metal elements in wood
IPC: F16B15/00
Filed: 1948-09-20
Abstract: 657,703. Nails, bolts &c. MOLLER, K. W. T., and SARETOK, V. Sept. 20, 1948, Nos. 24575 and 24576. Convention dates, Jan. 26, and April 20. [Classes 89(i) and 89(ii)] [Also in Group XIV] Nails, spikes, bolts, connectors and like elements for driving into wood have their holding power increased by coating with a thermoplastic or thermosetting resin having good adherence both to wood and metal. The elements are driven in cold and are heated in place as by electric resistance or induction heating. The method is particularly applicable in carpentry work, and in the construction of furniture, boats and toys.
Patent GB-902831-A (GB)
Title: Means for use in the display of goods in shops or for like purposes
Inventor: MYERS MALCOLM BAYLEY
IPC: A47F5/08
Filed: 1959-07-17
Abstract: 902,831. Brackets. MYERS & SON Ltd., M. June 14, 1960 [July 17, 1959], No. 24585/59. Class 52 (5). A display device comprises a " stay-put " member a mounted on a support by a U-shaped clip d which embraces the member and is rotatably secured to the support. The member consists of a wire b of non-elastic flexible metal such as soft steel or lead in a rubber or plastic tube and is bendable to form a coat &c. hanger, as shown in Fig. 3, or to embrace a rigid object. The hooks f of a bifurcated support e are engageable in a peg-board g. In a modification, the tube is in two parts spaced by an intervening portion of the wire b to which the clip is welded &c. to provide a joint-resisting turning moment by a heavy load and end caps are provided for the " stay-put " member.
Patent GB-698628-A (GB)
Title: Improvements in or relating to ignition-lighting generator
IPC: H02K21/22
Filed: 1950-10-09
Abstract: 698,628. Ignition magnetos. NORIS ZUND-LICHT AKT.-GES. Oct. 9, 1950 (Aug. 8, 1950], No. 24613/50. Class 35. In a lighting and ignition magneto of the flywheel type the primary winding 18 of the ignition coil 10 is twice interrupted every revolution by an interrupter 12 actuated by a double cam 22. This double interruption of the primary current of the ignition coil every revolution increases the output of a lighting coil 11.
Patent GB-953375-A (GB)
Title: Dyeing polyolefine materials
Inventor: BARKER PETER WILLIAM
IPC: D06P3/79
Filed: 1961-07-07
Abstract: Materials of polyolefins, especially textile materials comprising stereoregular polypropylene, are dyed by applying water-insoluble monoazo dyestuffs which contain at least one group of the formula -C(O)OR where R is a straight or branched chain alkyl radical of at least 4 carbon atoms.  The term "alkyl radical" includes the radicals butyl, iso-butyl, n-amyl, iso-amyl, hexyl, dodecyl, cetyl, octadecyl, b -bromo-octyl, o -bromohexyl, a -cyanobutyl, a -cyano-iso-butyl and g -chloroneopentyl.  The group -C(O)OR may be attached to an aromatic or heterocyclic ring directly or through an intervening chain of atoms, e.g. an alkylene chain or -NH-.  The dyes may be applied from a solution in an organic solvent or preferably from an aqueous dispersion which may further contain an anionic, non-ionic or cationic dispersant, e.g. sulphonated naphthalene-formaldehyde condensates, ethylene oxide-fatty alcohol condensates or cetyl trimethylammonium chloride.  Dyeing may be effected in the aqueous dyebath at 65-100 DEG C, or at 100-125 DEG C. at superatmospheric pressure.  Examples are given in which dyestuffs are specified.
Patent GB-1041507-A (GB)
Title: Improvements in and relating to extensible sheets for covering hot structures
IPC: F23M5/00
Filed: 1965-06-10
Abstract: 1,041,507. Casings for steam generators, SULZER BROS. Ltd. June 10, 1965 [June 6. 1964], No. 24663/65. Heading F4A. [Also in Division E1] A steel sheet comprises corrugations 2 at right-angles to each other, the axis of each corrugation dividing another corrugation into unequal parts. The ratio of the length of the parts may be 1: 2. The corrugations may be on one or both sides. The sheet may be used for wall coverings of steam generators and heatexchangers.
Patent GB-387409-A (GB)
Title: Improvements in and relating to air or gas compressors
IPC: F04B39/10
Filed: 1931-09-03
Abstract: 387,409. Air or gas compressers. HERZMARK, N., 44, Rue Vitruve, Paris. Sept. 3, 1931, No. 24758. [Class 8 (i).] A two-stage air compresser comprises a slotted cross-head k<1> guided in guides c<2> and actuated by a crank pin h<1> and having secured thereto a piston o and cylinder k<4>. The L.P. cylinder is provided with a suction valve e and a delivery valve o<1> connected by a passage d<1> to the suction valve m<1>. The H.P. cylinder delivers through delivery valve m<2> to an oil-sealed container and a passage i<2> connects with an unloading valve o<2> operating as described in Specification 364,257. In a modification, the piston of the H.P. stage is secured to the cross-head and the L.P. cylinder liner is provided with suction ports controlled by the piston and connected to ports in the cylinder walls so that the suction air aids to cool the cylinder liner. Specification 1424/89, [Class 8, Air and gases, Compressing &c.], is referred to.
Patent GB-1476403-A (GB)
Title: Pneumatic tyres
IPC: B60C11/00
Filed: 1974-06-04
Abstract: 1476403 Pneumatic tyre treads MICHELIN & CIE (COMPAGNIE GENERALE DES ETABS MICHELIN) 4 June 1974 [5 June 1973] 24774/74 Heading B7C A pneumatic tyre comprises a tread provided with circumferentially extending grooves 2-5, each groove having longitudinal segments (as defined in the Specification) 6, 8 alternating with oblique segments (as defined in the Speciflcation) 7, 9. Each groove also has longitudinal segments each having a portion 11 common with a portion of a corresponding longitudinal segment of an adjacent groove, the common portions being shorter than the corresponding segments. Longitudinal segments of the groove adjacent the tread edge or of the grooves adjacent both tread edges are connected thereto by oblique segments 12, 13. The grooves may not cover the whole tread width, and may be of different transverse amplitudes, and different circumferential pitches. Alternate longitudinal segments of a groove may have different inclinations or different and opposite inclinations to the circumferential direction.
Patent GB-254568-A (GB)
Title: Arrangement for the adjustable magnetic short-circuiting of self-induction elements and transformers in wireless receiving stations
IPC: H01F21/00
Filed: 1925-10-05
Abstract: 254,568. Bonnet, L. Oct. 5, 1925. Transformers. - The inductance of transformer windings is varied by means of two or more electrically connected concentric metal tubes slidably mounted in relation to the windings so that the latter may be enclosed or shielded to a variable extent. Fig. 2 shows a transformer coupling comprising coils 7, 8 disposed between slidable metal tubes 1, 2, 9 mounted on a plate 3. In a modification, a coil open at both ends is provided with slidable shielding tubes at each end.
Patent GB-1337850-A (GB)
Title: Valves for fluids
IPC: F15B13/044
Filed: 1971-04-19
Abstract: 1337850 Valves SPERRY RAND CORP 19 April 1971 [23 March 1970] 24829/71 Heading F2V  A pilot valve having a spool 14 moved by opposed solenoids acting through plungers 30 is provided with friction pads 56 loaded on to each plunger by a C-shaped spring 60. The end 34 of each plunger is received in a spool slot 36 so that after movement of the spool by one of the solenoids and after de-energization of that solenoid the spool is maintained in actuated position by the friction of the pads on the plungers.
Patent GB-800914-A (GB)
Title: Improvements relating to seat structures
IPC: B60N2/54
Filed: 1956-08-15
Abstract: 800,914. Adjustable seats; resilient mountings. BOSTROM MANUFACTURING CO. Aug. 15, 1956 [Aug. 23, 1955], No. 24940/56. Classes 52(1) and 52(2) A seat 13 and back 14 carried by a frame 15 are mounted on a base 11 by means of a pair of fore and aft rods 105 pivoted in front and rear cross members 44, 113 on the frame 15, the rods being rigidly secured to pairs of lateral arms 104, Fig. 4, connected by shackles 98 to the base 11. At their front ends each rod is coupled to the end of a rubber torsion spring 106 which urges the seat upwardly, the movement being limited by stops 104<SP>1</SP> on the arms 104 coming into contact with the shackles 98. At the front end of the seat the anchorage plates 111<SP>1</SP> of the springs are coupled by a link 130 and are adjustably connected by a right- and left-handed screw 121, Fig. 4, for pre-loading. Rotary cams 58 on a eccentric spindle 55 can be turned by a handle 56 to adjust the height of the rear of the seat and at its front a pin 46 on the seat can be engaged in either of two slots 52, 53 in a plate 49 on the frame to alter the height. Angular adjustment for the back is provided by a spring-urged latch 35 engaging notches 32 in a fixed plate on the frame. The shackles 98 are carried by cross bars 75 secured to the top rails 70 of fore and aft slides with a latch and notch adjustment 84, 85.
Patent GB-466394-A (GB)
Title: Improvements in or relating to the loading and unloading of containers on and from vehicles
IPC: B60P1/64
Filed: 1936-09-14
Abstract: 466,394. Vehicles with removable bodies. KELLETT, W. P. Sept. 14, 1936, No. 25037. [Classes 103 (iv) and 108 (i)] [Also in Group XXX] Apparatus for loading or unloading containers on or from vehicles comprises rolling means upon which the container is movable longitudinally of the vehicle and guiding means consisting of a guideway extending longitudinally of and fixed on either the vehicle or container and projections which are engageable with the guide-way and spaced longitudinally of and mounted on the container or vehicle. In the embodiment shown, the container 1 is provided at each side with longitudinal skids 2 which engage with rollers 6 spaced longitudinally along the vehicle deck 8, and a pair of lugs 131 along its longitudinal axis engaging between guide bars 12 on the vehicle deck. These lugs comprise rollers mounted on screws 16 which are held against rotation by keys and can be raised to withdraw the lugs from the guide bars by nuts 19 rotatable through worm gearing by hand-driven shafts 21. In a modification, the rollers are mounted on vertical pins secured in brackets rigid with the container. In a further embodiment, the lugs 13<1> comprise rigid oval or elliptical blocks slidably engaging the guide bars 12. At the ends of the vehicle, the guide bars are flared outwardly to facilitate engagement of the lugs.
Patent GB-315613-A (GB)
Title: Improvements in or connected with electric wiring applicable to metal vehicle construction
IPC: B60R16/02
Filed: 1928-08-31
Abstract: 315,613. Short, A. E., and Short, H. O. Aug. 31, 1928. Lighting-apparatus, utilizing parts for reception of.-In metal bodies for road vehicles the electric light wiring is located in conduits within the cantrails and columns. The columns G and cantrails A are of hollow construction and the conduits D for the wiring F are secured within the columns &c. by metal brackets E constituting fair leads from one conduit to another or from a conduit to the channel strip C leading to the lighting point. The fair leads are provided with removable covers A <3>,
Patent GB-446572-A (GB)
Title: Improvements in the driving of charging pumps of internal combustion engines
IPC: F02B33/00
Filed: 1934-08-31
Abstract: 446,572. Driving - - gear for pumps. FAWCETT, F. T., 53, Snakes Lane, Woodford, Essex. Aug. 31, 1934, No. 25072. [Class 7 (ii)] A pump or blower 2 is driven through epicyclic or differential gearing at a speed dependent on the difference between the speed of the engine shaft 5 and that of the output shaft beyond the gear-box 6. Chain or spur wheels 7, 8 on the input and output shafts of the gear-box are geared to the planet-carrier 12 and internally-toothed ring 11, the sunwheel 14 being fixed on the pump-shaft 4. In a modification, Fig. 2, the engine shaft 5 is in driving connection with the differential casing 15 carrying pinions in engagement with crown wheels 17, 16 driven by the output shaft pinion 8 and on the pump shaft respectively. The pump is thus driven at high-speed at starting or low engine speeds while as the output shaft speed approaches that of the engine, the pump speed is reduced. Specification 411,885, [Group XXIV], is referred to.
Patent GB-1485990-A (GB)
Title: Semiconductor memory device
IPC: G11C19/00
Filed: 1974-06-06
Abstract: 1485990 Shift register circuits QUANTEL Ltd 22 May 1975 [6 June 1974] 25076/74 Heading G4C In order to reduce the amount of "cross-talk" induced owing to capacitive coupling in each of two-phase clock lines 14, 15 of a semiconductor digital shift register 10, a controlled amount of cross-talk is induced in the opposite sense in each clock line by means of a transformer 30 to substantially cancel out the capacitively-induced cross-talk. Two-phase clock pulses # 1  and # 2  are applied to the shift register via respective drive amplifiers 18, 19, windings 32 and 31 of the transformer 30, and series and parallel resistors 35, 36; 34, 37. Any positivegoing transients remaining on the clock lines may be removed by means of a voltage stabilizing clamping circuit connected thereto, the clamping circuit comprising semi-conductor diodes D1, D2, transistors T1, T2 and resistors 40, 41 connected to a supply voltage V. The shift register 10 may be formed of MOS transistors and a plurality of such shift registers may be connected in parallel, clock lines 14<SP>1</SP>, 15<SP>1</SP>; 14<SP>11</SP>, 15<SP>11</SP> &c. being provided.
Patent GB-575761-A (GB)
Title: Improvements in adjusting slides or buckles for bands, webbing and the like
IPC: A41F11/12
Filed: 1944-12-15
Abstract: 575,761. Clips. WALKER, Ltd., T., WALKER, T., and WOOD, H. H. Dec. 15, 1944, No. 25158. [Class 44] An adjustable slide-buckle of lever-clip type for bands, webbing and the like particularly of wearing apparel, comprises an elongated loop or frame 1, preterably rectangular, having a gripping lever fulcrummed in a slot 3 in the front wall of the loop. The loop may be formed as shown, by bending a blank, or by cutting off a short length from a tube of requisite cross-section. The lever may be formed from aT-form blank having a wide shank 4 to form an operating finger-piece, and a gripping portion 5 approximately at right angles to the part 4, the part 4 being passed outwards through the slot 3 before bending in the ends 1a to complete the loop 1. The gripping edge of the lever may be plain, or with serrations 6. In use, one end 7a of the webbing &c. is passed round the rear wall of the loop and secured as by stitches 8. The other end 7 is passed through the loop, and is gripped against its rear wall. As described, a link carrying a pair of brace tabs is suspended in the depending bight portion of the webbing. The handle portion 4 is preferably bent in towards the webbing as shown in Fig. 6.