baber/WOPTO huggingface dataset:
Patent GB-1342008-A (GB)
Title: Electrical assembly for data processing systems
IPC: H05K1/14
Filed: 1971-09-01
Abstract: 1342008 Edge connectors DIGITAL EQUIPMENT CORP 1 Sept 1971 [14 Sept 1970] 40841/71 Heading H2E [Also in Division H1] An electrical assembly for a data processing system comprises a plurality of printed circuit boards 10 carrying components and having edge contacts, which are received by a number of pin and socket connectors 20, and a connector board 40 having thereon horizontal tracks of conducting material (44, Fig. 4, not shown) which interconnect the rows of pins 24 connected to correspondingly positioned edge contacts on each board 10, hence reserving correspondingly positioned edge contacts for the same electrical signal. The pin contacts for each board may be offset into two columns 24a, 24b and the connector board 40 may have vertically adjacent strips arranged on opposite faces. The circuit boards may carry different circuit arrangements.
Patent GB-1040767-A (GB)
Title: Improvements in or relating to pipe wrenches
IPC: B25B13/50
Filed: 1963-10-18
Abstract: 1,040,767. Wrenches. F. ANDERSON. Dec. 4, 1964 [Oct. 18, 1963], No. 41157/63. Heading B4W. A pipe wrench comprises a housing 10 wherein is slidably located the shank 11 of a jaw 12, one edge 14 of the shank being slidably engaged with one side 15 of the housing and the other edge of the shank being formed with a series of rack teeth 16. A handle 9 is pivoted between the sides of the housing on a removable bolt 17, the upper end of the handle comprising a serrated edge or jaw 20 for co-operating with serrations of the slidable jaw 12. Inwardly of the serrated edge 20, a number of arcuately disposed teeth 21 are arranged to coact with the rack teeth 16 of the sliding jaw 12. The shank 11 is provided with a transverse pin 22 to prevent complete dissociation of the jaw 11.
Patent GB-1244023-A (GB)
Title: Semiconductor arrangement
IPC: H01L23/66
Filed: 1968-08-29
Abstract: 1,244,023. Semi-conductor devices. TELEFUNKEN PATENTVERWERTUNGS G.m.b.H. 29 Aug., 1968 [30 Aug., 1967], No. 41335/68. Heading H1K. The lead structure of. a high frequency transistor is designed to compensate the effects of lead inductance and capacitance over a broad band; one terminal is a metallic basplate and the others are strips which extend parallel to the plane of the base-plate and which differ from one another in width and/or in their spacing from the base-plate. Formulµ are given by which the width/spacing ratio for given strips may be determined. For the common emitter arrangement shown the emitter terminal 1 is silver-plated molybdenum and bears a beryllia block 2 having three gilded areas 3, 4, 5. The semi-conductor body 9 is soldered to one of these, 3, through its collector region and the collector lead is also attached. Wires from the emitter regions are bonded to the central area 4 from which electrical connection is continued to the base-plate by the side gilding 6. The (large) base lead 8 is soldered to the third area 5 and has attached to it a metal block 12 so that the base wires 10 may be carried clear of the emitter wires. In variants different spacing of the strip for the base-plate may be obtained by using a (beryllia) block 2 with ends of different thickness or by bending a lead into a parallel plane. The transistor is completed by cast or moulded insulation (11, not shown) of ceramic, glass or plastics which covers only the central part of the base-plate, enclosing the transistor, block 2, and the inner ends of the leads 7 and 8.
Patent GB-1176096-A (GB)
Title: Process for the Regeneration of Solid Sulphur Dioxide Acceptors.
Inventor: DAUTZENBERG FRITS MATHIAS
IPC: B01D53/81
Filed: 1968-08-30
Abstract: 1,176,096. Producing metals. SHELL INTERNATIONALE RESEARCH MAATSCHAPPLJ N.V. Aug.30, 1968, No.41521/68. Heading C7D. [Also in Division C1]  A metal composited with a refractory carrier is produced from a metal sulphate composited with said carrier by reduction with a gas comprising one or more hydrocarbons and an inert diluent. In the described process, a composition of refractory and metal and/or metal compound capable of taking up SO 2  (e.g. an oxide), which has been used to remove S0 2  from a gas, by passing the gas containing oxides of sulphur and oxygen over the composition, is regenerated by reduction of the metal sulphate formed with the hydrocarbon/inert gas mixture. The metal may be copper. Another possible composition is the refractory, a vanadium compound and an alkali metal compound. The refractory may be bauxite, silica, silica/alumina, clays, silica/magnesia or y-Alumina. Preferably the composition contains 5-15 wt% of metal. The inert gas (e.g. steam, N 2 , C0 2 ) to hydrocarbon volume ratio is preferably 10:1-0À5:1, the reduction preferably being at 200-500<SP>oc</SP>. The hydrocarbon preferably has at least 3 carbon atoms per molecule and boils at 40-20<SP>oc</SP> (1 atmos). The hydrocarbons may be recovered from the product SO 2  - containing gas by condensing them by cooling, with or without compression of the gas.
Patent GB-960239-A (GB)
Title: Prilling device
IPC: C05C1/02
Filed: 1961-11-21
Abstract: 960,239. Granulating fertilizers. STAMICARBON N.V. Nov. 21, 1961 [Nov. 21, 1960], No. 41635/61. Addition to 925,453. Heading B5A. [Also in Division B2] In a granulating apparatus as described in the parent Specification, the member which prevents clogging of the perforations is made in the form of a roller 8 which makes rolling contact with the vessel 1. Springs 6 force the rollers against the vessel. In a modification (Fig. 2, not shown) where the vessel has a helical groove, the member may be in the form of a wheel.
Patent GB-849802-A (GB)
Title: Electrical condenser
IPC: H01G7/00
Filed: 1958-12-29
Abstract: 849,802. Capacitors. BENDIX AVIATION CORPORATION. Dec. 29, 1958 [Jun, 6, 1958], No. 41902/58. Class 37 A capacitance assembly for a jet engine igniter incorporating a voltage doubler is contained in a rectangular housing 12 with mounting brackets 16, closed at the ends by dished caps 14, 15 and is cooled by engine fuel oil entering at aperture 20 and leaving by a further aperture (not shown); the outlet connections 37, 39 being brought out through insulated sealed bushings 19, 29. Capacitance sections 18, 27 respectively comprise plural series laminated foil and paper elements 21 and two similar equal elements 31 of which the latter are connected in series by outlet connection 39 while the outer free end is connected to earthing electrode 40 and the inner free end to outlet connection 37 and to one side of section 18, whose other side is returned to earthing electrode 22. The elements of section 18 are assembled in a stack by layers of insulated fabric 24, 25 retained by tapes 26, 28, 35, while the elements of section 27 are similarly retained in a stack by tape 32. The stacks are superimposed appropriately interconnected, insulated layers 34 are applied to the outer end of section 27, and the whole is bound together by tapes 36 and inserted within the housing 12; there being interpolated at each end a plunger member 41 and plural layers of insulating board 33. Earthed leads are connected, and a frustoconical annular spring 42 is inserted at one end after which the cups 14, 15 are pressed into position under a critical axial pressure and welded. The spring is made of bimetallic sheet stock with the inner component having a higher co-efficient of thermal expansion than the outer, so that the pressure upon the capacitance sections is maintained constant for large variations of temperature, irrespective of the differential expansion of the housing and capacitance elements; thus eliminating capacitance variations. The elements may be wound on a mandrel from superimposed foil and paper and then compressed into flattened form. Specifications 849,801 and 849,854 are referred to.
Patent GB-1139797-A (GB)
Title: A support system for means for vibratory treatment of a variable load
Inventor: BILLETT ROBERT ANTHONY
IPC: B65G27/00
Filed: 1965-10-02
Abstract: 1,139,797. Jigging conveyer. NATIONAL RESEARCH DEVELOPMENT CORP. 20 Dec., 1966 [2 Oct., 1965], No. 41904/65. Heading B8A. [Also in Divisions B2 and F2] A vibratory conveyer, screen, or like apparatus, having a resilient support system for vibratory treatment of a variable load comprises a load support member 4 carried by at least one supporting element, 2, and stiffness controlling means 6, 7 associated with said supporting element(s) and effective to control the natural period of vibration of the loaded system in a predetermined manner with change of load. As shown a number of resilient cantilever members 2 each co-operate with a cam member 6 having a profiled surface 7 in continuous engagement with the member 2 to alter the effective length of the member 2. The resilient support system has an exponential stiffening characteristic. The base member may be rigidly, or resiliently, supported. In a modification, Fig. 2, not shown, each cam member (13) carries a series of adjustable screws (14) for engaging the associated cantilever member (9). In both arrangements the cam members may alternatively, or additionally, be disposed on the lower side and at the lower end of the corresponding cantilever members. In a further modification, Fig. 3, not shown, a vibratory load support member (18) is connected to a base member (15) by a rigidly inclined support arm (16) having upper and lower pivotal mountings (19), (17). A triangular abutment (20) on the arm (16) engages a rubber cylinder (23) which is supported upon the profiled surface (22) of a rigid block (21) attached to the base member (15). An increase in deflection of the support arm (16) due to an increase in load will cause the rubber cylinder (23) to become further compressed and expand upon the surface (22) so that its stiffness increases. The extension (20), block (21) and abutment (20) may alternatively, or additionally, be positioned on the upper side at the upper end of the support arm (16).
Patent GB-1110789-A (GB)
Title: Improvements relating to filter presses
Inventor: RYALL MICHAEL LESLIE
IPC: B01D25/12
Filed: 1964-10-14
Abstract: 1,110,789. Filter press. G. & J. WEIR Ltd. 5 Oct., 1965 [14 Oct., 1964], No. 41991/64. Heading B1D. A filter press (Figs. 1, 2, not shown) comprises a vertical stack of units, each comprising a base plate 8 supporting a filter cloth 9 over a ribbed drainage plate 16 and an upper plate 10 with a depending peripheral sealing ring 11, upper plate 10 being movable whereby ring 11, plate 10 and cloth 9 form a closed chamber, which chamber is divided by a rubber or plastics diaphragm 12, conduits (13), (15) (Fig. 3, not shown) respectively delivering slurry for treatment to the space between filter cloth 9 and the diaphragm and delivering pressure fluid to depress the diaphragm and effect filtration. Such units are stacked between an upper platen (2), movable by a hydraulic or pneumatic ram, and a lower platen (1), the upper plate of one unit forming the base plate of the unit above, the platens forming upper and base plates for top and bottom units. A single length of filter cloth is entrained in zigzag fashion through all the units, forming the different cloths 9, one end being wound round a driving drum (23), the other being connected back to the drum by a wire (25). The units are linked by sliding links (19) and open successively when platen (2) is raised, after which drum (23) is turned whereby the cloth is moved round carrying solid residue out of the units, scrapers (26) and water jets removing residue from the cloth. The cloth is then moved the other way and the press closed for a new filtering cycle.
Patent GB-896327-A (GB)
Title: Synthetic rubber or resinous composition
IPC: C08K5/13
Filed: 1960-12-07
Abstract: A composition comprises a synthetic rubber or a polyolefin and the condensation product of a p-alkyl phenol with a 2,6-dimethylol-4-alkyl phenol, or the resinous product separable therefrom by benzene extraction, or the residue of said extraction. In examples polypropylene, styrene/acrylonitrile rubber and butadiene/acrylonitrile rubber are stabilized with the condensation product derived from p-cresol and 2,6-dimethylol-p-cresol, and which is said to be of formula <FORM:0896327/IV (a)/1> Ca, Mg, Zn, Ba or Cd salts of said condensation products also may be used.  Vulcanized elastomers may be obtained by the use of materials such as C, S, TiO2, ZnO and benzothiazole disulphide.
Patent GB-1060308-A (GB)
Title: Manufacture of trialkyl aluminium compounds
IPC: C07F5/06
Filed: 1963-10-25
Abstract: 1,060,308. Olefins. ETHYL CORPORATION. Oct. 25, 1963 [Dec. 12, 1962], No. 42161/63. Heading C5E. [Also in Division C2] In a process for the manufacture of trialkyl aluminium compounds in which olefins are also produced and recycled, involving ethylene chain growth on tri-lower alkyl aluminium compounds followed by displacement of the chain grown alkyl groups with recirculated streams of high and low olefins obtained by fractionation, tri-lower alkyl aluminium feed (10) is chain grown, and this first chain growth product is reacted with the recirculated low olefins stream (31) to obtain by a first displacement reaction an intermediate tri-low alkyl aluminium (36), at least part of which is chain grown, and this second chain growth product (46) is reacted with the high olefin stream (51) to form by a second displacement reaction the desired tri-alkyl aluminium product (60). Olefins (35, 55) from the two displacement reaction products are combined and fractionated to provide the high and low olefin streams. High molecular olefin residues may be discharged (65) from the fractionation columns, and vinylidene or non- α-olefins impurities also discharged (37, 66, 85). Some of the first chain growth product may be fed to the second displacement reaction, and some (e.g. up to 3/4) of the second chain growth product may be fed to the first displacement reaction. The ethylene reacted in the first chain growth may be <SP>1</SP>/ 4 -<SP>9</SP>/ 10  of the total ethylene feed. Starting materials may comprise C 2 , C 3 , C 4  or C 6  trialkyl aluminium or (C 2 H 5 ) 2  AlH. Specified olefin mixtures obtained contain even number C 4  and upwards olefins.
Patent GB-1480117-A (GB)
Title: Cooker
IPC: F24C3/00
Filed: 1974-09-30
Abstract: 1480117 Cookers MODERN MAID (VIC) PTY Ltd 30 Sept 1974 [2 Oct 1973] 42458/74 Heading F4W A cooker comprises gas burners 20 and an upwardly open compartment 24 provided with elongate electrical heating elements (82), Figs. 2 and 4 (not shown). The compartment may be used for warming plates, cooking, keeping cooked food warm or heating water to permit use as a bain marie. The compartment has a hinged or removable cover, shown as a hinged lid in open position at 74<SP>1</SP>, and contains a removable horizontal grid (84 or 84a), Figs. 2, 3 and 4 (not shown). The cooker also includes a grilling compartment with a hinged panel 28, an oven with a hinged door 32 and a storage compartment with a hinged panel 34.
Patent GB-1018180-A (GB)
Title: Method of moulding porous fabrics by a vacuum technique
Inventor: SMITH CARL MEYER
IPC: B29C51/10
Filed: 1964-10-19
Abstract: 1,018,180. Forming fabrics; laminates and laminating. SMITH MANUFACTURING Ltd. Oct. 19, 1964, No. 42513/64. Headings B5A and B5N. A porous stretchable fabric sheet, backed by an air pervious thermoplastic material is heated to soften said thermoplastic material and then vacuum moulded, the air drawn through said layers by the mould being sufficient to force the layers against the mould and to subsequently cool and set the thermoplastic material to retain the fabric in its new shape. In the example given a carpet material is backed with a porous layer of sintered powdered polyethylene, or a perforated preformed sheet thereof, heated by infra-red heaters and then applied to a vacuum mould 10, 12, having the shape of a car mat, upon which has been draped a layer of felt (not shown). The article is trimmed by running knives along slits at the edges 2-2 and 3-3 of the mould (see Figs. 2 and 3, not shown).
Patent GB-941347-A (GB)
Title: Apparatus for distributing metered quantities of divided material
IPC: E01C19/20
Filed: 1961-11-28
Abstract: 941,347. Treating lawns. A. H. COHRS, and B. I. LARSON. Nov. 28, 1961 [Nov. 28, 1960], No. 42568/61. Heading A1D. Apparatus for spreading earth on lawns comprises a hopper 17 with an adjustable outlet 61 through which material is fed by means of an endless conveyer 22 to a rotatable brush 28 which may be adjusted vertically and horizontally a member 26 forming a vertical and horizontal surface for the material fed from the outlet 61. A motor 31 drives the conveyer, brush and wheels 44 and the machine is steered by a handle 14. The vibration of the motor on the frame 11 is used to prevent bridging of the material in the hopper.
Patent GB-1521064-A (GB)
Title: Male incontinence device
IPC: A61F5/453
Filed: 1975-10-16
Abstract: 1521064 Urine collector for incontinent males G T LINEBERGER 16 Oct 1975 42570/75 Heading A5R A urine collector for incontinent males consists of an elongate, flexible, tubular, polyvinyl sheath 10 having an end outlet 16 of narrower section adapted to be connected to a container and at the opposite end an inflatable cuff 20 for fixing the collector to the penis, the cuff being inflated through a lumen 22 which for the major portion of its length is moulded integrally with the sheath and at its free end has a one-way valve 26 through which an inflating pressurized fluid is passed. The collector prior to use may be rolled up from the cuff end to the valve and in use unrolled onto the penis. The fluid may be air or a liquid introduced from a hypodermic, syringe or container.
Patent GB-1533580-A (GB)
Title: Fireplaces
IPC: F24B1/192
Filed: 1975-10-17
Abstract: 1533580 Fireguards JOTUL AS 17 Oct 1975 [4 Dec 1974] 42581/75 Heading F4W A fireplace insert for insertion into a fireplace opening comprises a fireguard 10 and a compartment 7 in which the fireguard 10 is stored when not in use, the fireguard 10 and opposed walls 8, 9 of the compartment 7 being semi-circular in horizontal cross-section, and one or both ends 12, 13 of compartment 7 being open so that the fireguard 10 may be drawn from the compartment 7 into a position extending across the fireplace opening. A firedoor 11 is also provided within the compartment 7 or, alternatively, within its own similar compartment. An insert housing (2, Fig. 2) mates with the upper edge of the fireguard 10 and door 11 when withdrawn from the compartment(s) 7 so that the fireplace opening may be closed entirely. The insert is made of cast iron and defines a space air heating duct (6).
Patent GB-1200087-A (GB)
Title: Improvements in self-cleaning gas ovens
IPC: F24C14/02
Filed: 1967-09-19
Abstract: 1,200,087. Cooking ovens. GENERAL ELECTRIC CO. 19 Sept., 1967 [22 Sept., 1966], No. 42615/67. Heading F4W. In a self-cleaning gas oven, food soils are cleaned from the walls of the cooking compartment 13 by heating the outer surface of these walls to a temperature between 750-950‹ F. with flue gases. A firebox 45 housing a burner unit 47 supplies flue gases during heat cleaning to a heating channel 74 surrounding the compartment 13 through apertures 75. Baffles 86, 87, 88, 89 direct the flow of flue gases which finally leave the channel 74 through an opening 79. A damper 70 is provided to close apertures 43 through which flue gases enter the compartment 13 during normal cooking operations, and a further damper 72 closes an exhaust vent 63. The gaseous products of the heat cleaning leave the compartment through an oxidation unit 80 which comprises a perforated ceramic block coated with a catalyst, e.g. platinum. The outer oven easing 16 is cooled by a fan 91 inducing air through a channel 90. This air is mixed in the region of a baffle 78 with the exiting flue gases before being discharged through an exhaust vent 67. Additional fan units (Fig. 3) may be provided for cooling the side walls of the outer oven casing 16.
Patent GB-1010508-A (GB)
Title: Improvements in or relating to the manufacture of ceramic bodies suitable for piezo-electric uses
Filed: 1961-11-29
Abstract: A piezo-electric ceramic comprises mixed crystals of PbTiO3 and PbZrO3 having a PbTiO3 content of from 10 to 60 mol per cent and preferably 40 to 50 mol per cent, in which up to 40% of the tetravalent atoms may be replaced by Sn atoms and up to 30% of the Pb atoms by alkaline-earth metal atoms, and including from 0.05 to 5% by weight of one or more oxides of a rare earth, e.g. Y and La, the mixture including, as a sintering agent, from 0.1 to 1% of an oxide of Bi and/or W.  Oxides and/or carbonates of the constituents are mixed and heated at 860 DEG  C., the reaction products being ground and mixed with the sintering agent and a combustible binder, e.g. polyvinyl alcohol. The sintering is carried out in an atmosphere rich in oxygen and containing lead oxide.  To this end, the platinum casing in which the mixture is sintered may contain small plates consisting of a mixture of PbO and ZrO2 in a weight ratio of 1.8: 1. If an air-tight casing is used, it is sufficient to add excess PbO to the mixture.
Patent GB-1012369-A (GB)
Title: Apparatus for packaging pourable commodities
IPC: B65B31/06
Filed: 1963-10-30
Abstract: 1,012,369. Packaging under special atmospheric conditions. HESSER MASCHINENFABRIK-A.G. Oct. 30, 1963 [Nov. 27, 1962], No. 42778/63. Heading B8C. Filled packets, P (Fig. 1) sealed and cut from a tube formed around a hollow mandrel 5 are evacuated, or first evacuated and then filled with a protective gas, and to prevent atmospheric air entering the tube before the point 15 at which it is sealed transversely, a peripheral region of the tube is applied resiliently against the mandrel 5. This may be effected by jets of air impinging on the outside of the tube, or, where the tube is rectangular in section, spring- biased rollers 16, 17, 19 may press one against each of its four faces. Alternatively resiliently biased plates 60, 61 (Fig. 5) may press the tube against the mandrel. Delivering from machines. Folding.-The completed packages B (Fig. 2) are pushed by a plunger 47 along a channel 45 formed with a groove 46 shaped to bend over the thin seal at the bottom of the package and to press it flat against the bottom. Feeding material. Controlling admission of  special atmosphere.-The material is fed from an air-tight hopper 3 (Fig. 3) by an intermittently rotated worm 30 mounted in a delivery tube 4 which terminates in a valve 50. Admission of gas to the interior of the mandrel 50 is controlled by electromagnetic valves. Gas is also admitted to the hopper 3. The tube is formed from two webs 12, 12<SP>1</SP> and may be pulled downwardly by the mechanism described in Specification 885,832.
Patent GB-1381575-A (GB)
Title: Under-reamers for bore holes
IPC: E21B10/32
Filed: 1971-09-14
Abstract: 1381575 Boring earth &c FONDEDILE FOUNDATIONS Ltd 20 Nov 1972 [14 Sept 1971] 42837/71 Heading E1F An under-reaming tool for enlarging local parts of a borehole comprises a rotatable shaft 15, and at least one pair of pivotally-connected elongated cutting blades 22, 24, the blades being pivotally connected to two attachment means 17, 18 which are relatively movable axially of the shaft 15. An attachment plate 17 is fixed on the shaft 15 and an attachment box 18 is slidably mounted on the shaft 15 and is connected to a pair of tie rods 28, (29), Figure 3 (not shown), extending along the length of the shaft on opposite sides thereof. The attachment plate 17 and box 18 are urged apart by a spring 33. As shown in Figure 1 a plurality of the tools may be axially connected together using the same shaft 15 (group 12), and/or by non- rotatably connecting an additional shaft 35 (group 13) thereto by means of a coupling piece 14. A throat race 34 is provided for engagement with the blind end of the borehole. The shafts 15 and 35 are hollow and water is pumped therethrough to exits at 37 and remove material cut by the blades.