baber/WOPTO huggingface dataset:
Patent GB-2114922-A (GB)
Title: Drilling and thread forming fastener
Inventor: SKIERSKI EDWIN JOHN
IPC: F16B25/10
Filed: 1983-02-03
Abstract: The fastener has a threaded shank (112) and a pilot end (116), which is generally elliptic in transverse section, to accomplish the drilling process. The pilot end (116) comprises a pair of flutes (118, 119), each of which has a cutting surface (120, 128) which has generally along the major axis of the ellipse, a transverse drag surface (140, 142) which is formed arcuately in the longitudinal direction and is of substantially constant radius (R) along its length to provide clearance for chips of material produced by the drilling process. The cutting surface (120, 128) may also be formed longitudinally arcuate to provide the correct rake for drilling. <IMAGE>
Patent GB-2134953-A (GB)
Title: Shower cubicle
Inventor: DUNNE PETER
IPC: A47K3/30
Filed: 1983-02-08
Abstract: A shower cubicle door is pivotably mounted to a base so that in the open position it acts as a wheelchair ramp.
Patent GB-2117620-A (GB)
Title: Reducing piglet mortality
Inventor: LAY JOHN
IPC: A01K1/02
Filed: 1983-02-17
Abstract: Apparatus for use in conjunction with, or forming part of, a pig farrowing crate (1) comprises means, such as a fan (5), to blow air into the lower part of the crate below the udder of a sow standing in the crate, through apertured pipe (6). Means are provided to sense (10, 12) the presence of a standing sow so that the air blowing means can be activated only when a standing sow is detected. Thus piglets are deterred from standing in the hazardous position beneath the sow's udder. <IMAGE>
Patent GB-2116688-A (GB)
Title: Heat exchangers
Inventor: HANSON-GRAVILLE GEORGE
IPC: F28D7/10
Filed: 1983-03-18
Abstract: A heat exchanger mainly for domestic hot water supply is built up from six heat exchange units 1, each comprising an outer tube 2 and a coaxial inner tube 3 defining a passageway 4 therebetween for flow of water to be heated. The ends of the inner tubes 3 extend beyond the ends of the outer tubes 2 containing them and include couplings 5 serving either for connection with an inlet or outlet 6 for boiler flow and return, or for coupling with other inner tubes as at 7. <IMAGE>
Patent GB-2141118-A (GB)
Title: Method of separating magnesium from wet process superphosphoric acid
Inventor: PETERSEN ALFRED WILLIAM
IPC: C01B25/238
Filed: 1983-06-10
Abstract: A process for the separation of soluble magnesium from wet process superphosphoric acid containing (1) from 62 to 72 percent, by weight, P2O5 with from 10 to 45 percent of the P2O5 in polyphosphate form and (2) from 0.5 to 3.0 percent, by weight, MgO which comprises aging the acid for from 4 to 180 hours at a temperature of from 85 to 180 DEG C with either no agitation or with intermittent agitation of at least once for up to 50 percent of the aging period, followed by filtering the aged superphosphoric acid at a temperature of from 85 to 180 DEG C is disclosed. By minimizing agitation during the crystallization of the magnesium, readily filterable agglomerates of MgH2P2O7 are formed. <IMAGE>
Patent GB-2126407-A (GB)
Title: Holder for a disc record signal pickup stylus
Inventor: MCNEELY RONALD KEITH
IPC: G11B3/46
Filed: 1983-08-26
Abstract: A stylus holder for e.g. a video disc capacitive stylus provides vertical a decoupling of the pickup stylus from the stylus support pickup arm (12'), a shim stock stylus holder 56 being provided for coupling the stylus 8' to arm 12'. Preferably the holder (56) is of plastic and crimped into arm 12' of aluminium tube. Damping means 28' prevents or reduces mechanical oscillation. Dimensions are given. Alternative damping means (64, 66), (64', 66') are disclosed (Figures 3, 4), and further embodiments with damping facilities as in (Figures 5a-6b). The stylus holder may be wedge-shaped. <IMAGE>
Patent GB-2126842-A (GB)
Title: Improvements in or relating to digital electronic switching systems
Inventor: BOOT GORDON PHILIP
IPC: H04Q11/04
Filed: 1983-09-05
Abstract: An electronic switching system in which digital data is required to be exchanged between two pieces of electronic apparatus such as two telephone subscribers, in which a parallel time division multiplex highway is used to carry the data, the highway being divided into two paths, the data being transferred in both directions during a single time period using the different paths for each direction, identification of the transmitting and receiving parties being by use of two address buses in a single time slot period.
Patent GB-2235585-A (GB)
Title: A multiple-beam antenna system
Inventor: HOSKING MICHAEL WILLIAM
IPC: H01Q1/24
Filed: 1983-11-14
Abstract: At the focal plane of a dish reflector, dielectric focussing lens 4 or like RF focussing element, there is placed a plurality of RF transmitter/receiver elements 3 each comprising a non-linear self-oscillating mixer device, for example an Impatt diode, transferred electron device, or a transistor. Each such device can be rendered operable both for generating an RF transmission signal and for mixing a received signal with the transmission signal to form, within the device itself, an i.f. signal. The devices may be comprised in a so-called integrated antenna unit coupled to respective ones of an array of antenna elements, e.g. dipoles, formed on a surface of a substrate. There is also disclosed an integrated antenna which may comprise only one antenna element formed on a substrate with a self-oscillator mixer device coupled to the element to enable the antenna to both transmit and receive RF radiation. <IMAGE>
Patent GB-2135681-A (GB)
Title: Ziegler catalysed olefin polymerisation
Inventor: KURODA NOBUYUKI
IPC: C08F10/00
Filed: 1983-12-21
Abstract: Olefin is polymerized using a catalyst which comprises the combination of:   [I] a solid substance obtained by the reaction of at least the following two components:     (i) a magnesium halide and   (ii) a titanium compound and/or a vanadium compound;   [II] a compound represented by the general formula R<1>mSi(OR<2>)4-m wherein R<1> and R<2> are hydrocarbon radicals having 1 to 24 carbon atoms and 0</=m</=3; [III] a compound represented by the general formula R<3>nAl(OR<4>)3-n wherein R<3> and R<4> are hydrocarbon radicals having 1 to 24 carbon atoms and 1</=n</=2; and   [IV] an organometallic compound, the molar ratio of silicon in said component [II] to titanium and/or vanadium in said component [III] being in the range of 0.1 to 100, the molar ratio of aluminum in said component [III] to silicon in said component [II] being in the range of 0.01 to 10 and the molar ratio of the metal in said component [IV] to titanium and/or vanadium in said component [I] being in the range of 0.1 to 1,000.
Patent GB-2149135-A (GB)
Title: Polymer packaging material for liquid crystal cell
Inventor: PETCAVICH ROBERT J
IPC: C09K3/10
Filed: 1984-05-15
Abstract: A twisted nematic liquid crystal material (26) is sandwiched between two electrode carrying polymer film or sheet substrates (10, 12) in a liquid crystal display assembly. The substrate material preferably is a semi-crystalline aromatic heterochain polymer characterized by a glass transition point (Tg) of at least 90 DEG C and devoid of secondary transitions in the -50 DEG C to +80 DEG C range. The crystallinity of the polymer material is controlled so that the crystallite size in the polymer material is substantially smaller than the wave length of visible light (350-750 micrometers). In a preferred embodiment, an optically isotropic top substrate (10) is formed by a sheet of amorphous cast thermosetting acrylic resin and the lower substrate (12) is formed by a flexible sheet of semi-crystalline aromatic heterochain polymer.
Patent GB-2162132-A (GB)
Title: Wheeled carriers
Inventor: CLEGG JOHN NICHOLAS
IPC: B62B1/12
Filed: 1984-07-28
Abstract: A wheeled carrier has a body which has ground engaging wheels (W1, W2), and a bag (18) carried on the body, the body including a support frame (10) having an upright part (11) of generally U-shape having two downwardly depending limbs (L1, L2) connected by a cross part (L), the bag (18) having permanently secured thereto an attachment element (30) which presents an opening larger than the length of the cross part (L) of the support frame (II), the attachment element (30) receiving the cross part (1) and the immediately adjacent parts of the downwardly depending limbs (L1, L2) of the support frame (11), to secure the bag (18) to the body. <IMAGE>
Patent GB-2152812-A (GB)
Title: Sink plug
Inventor: MARSHALL NORBERT LAWRENCE
IPC: A47K1/14
Filed: 1985-01-21
Abstract: A sink plug (80) which is captive in a sink (10) comprises a plug body (81) and an elongate body (82) depending from the plug body (81) with a laterally enlarged end (84) at the end of the elongate body (82) remote from the plug body (81). The elongate body (82) is preferably of a resilient material and has another region (86) of enlarged lateral dimensions midway along itself so that the plug (80) may be retained in an elevated position in the sink (10) when required in order to allow water to drain away. <IMAGE>
Patent GB-2153242-A (GB)
Title: A reconfigurable toy
Inventor: OHNO KOUZIN
IPC: A63H3/16
Filed: 1985-02-04
Abstract: A reconfigurable toy can be configured from one form such as a dinosaurian form (Fig. 2) in a first position into a second form such as a robotic humanoid form (Fig. 11) in a second position. The toy comprises  a body (1) constituting a back portion in both forms; a dinosaurian head/neck 2/3 pivotal backwards to the second position; a pair of pivotal dinosaurian chest members (6) which can be opened outwardly on each side of the body (1) to the second position; a robotic head (5) which is exposed in the second position of the members 2/3 and 6; a dinosaurian abdomen member 9 which can be moved towards the simulated robotic head member (5) to constitute a robotic chest member; pivotal dinosaurian rear leg members 21/25, which form robotic arm members in the second position a robotic waist member (13) which is exposed in the second position of abdomen member 9; robotic thigh members (14) pivotally mounted on the waist member (13); and dinosaurian rump and tail members 15, 17 which are pivotal to the robotic, second positions shown in Fig. 11. <IMAGE>
Patent GB-2170699-A (GB)
Title: Foldable clothes drier
Inventor: CROFTS JOHN ANTHONY
IPC: D06F57/04
Filed: 1985-02-13
Abstract: A foldable rotary clothes drier comprises a standard (11) which in use extends generally upright relative to the ground, a plurality of arms (15) distributed around the standard (11) to support clothes, each of the arms (15) being secured at one end to a boss (16) which is slidable relative to the standard (11) to facilitate folding of the arms (15) relative to the standard, the standard (11) being provided in at least two, preferably three, parts (12, 13, 14), a first part (12) carrying the boss (16), and a second part (13) being adapted to be received directly in the ground, and third intermediate part (14), the first and second parts (12, 13) each having at their lower and upper ends respectively (23, 25) means to secure the parts (12, 13) together directly, or through the intermediate part (14). <IMAGE>
Patent GB-2155922-A (GB)
Title: Nitraminodiaryl sulfoxide derivatives
Inventor: KREIDL JANOS
IPC: C07C315/04
Filed: 1985-02-28
Abstract: Nitraminodiaryl sulfoxide derivatives of the formula (I),… …<IMAGE>… (wherein… R and R<1> are hydrogen or C1-6 alkyl and… R<2> is hydrogen, halogen, C1-6 alkyl, C1-6 alkoxy, C1-6 alkylthio, or phenyl or phenylthio both optionally substituted by one or more identical or different halogen(s) and/or nitro group(s) exhibit pesticidal activity. They may be prepared by amination of corresponding halo or alkoxy derivatives.
Patent GB-2160295-A (GB)
Title: Torque-transmitting device
Inventor: REIK WOLFGANG
IPC: F16F15/10
Filed: 1985-06-12
Abstract: A torque-transmitting device has means for absorbing or compensating for rotary impulses by means of at least two gyratory masses (3,4) which are arranged coaxially with each other via a bearing (15) and are rotatable with respect to each other through a limited angle against the action of a damping device (13). One of the gyratory masses (4) has a friction surface which cooperates with a clutch disk (9). In order to increase the working life of the bearing (15) and consequently also to improve the operation of the torque- transmitting device, means (18) are provided between the friction surface of the gyratory mass (4) and the bearing (15) for reducing heat flow between the friction surface and the bearing. <IMAGE>
Patent GB-2161075-A (GB)
Title: Furocoumarin product useful in photochemotherapy
Inventor: LANG GERARD
IPC: A61K31/365
Filed: 1985-06-27
Abstract: A product comprising a) at least one furocoumarin and b) benzylidene-camphor and/or at least one of its UV-filtering derivatives as a combined preparation is useful in photochemotherapy since it reduces the accelerated ageing of the skin and violet erythema which often occur as side-effects.
Patent GB-2162831-A (GB)
Title: Process for extracting zirconia from dissociated zircon
Inventor: CAMPBELL JOHN STEWART
IPC: C01G25/00
Filed: 1985-07-25
Abstract: Zirconia is extracted as zirconium sulphate from dissociated zircon by fine grinding of this material followed by reaction at a temperature of 200-350 DEG C with an excess of concentrated sulphuric acid.
Patent GB-2166957-A (GB)
Title: A tape for use in vaporisers
Inventor: TAKAMORI MASAYUKI
IPC: A61M15/00
Filed: 1985-10-31
Abstract: A tape suitable for use in a heating type of vaporiser, e.g. the vaporiser apparatus of GB 2122903A, comprises a film possessing heat resistance and impermeability to liquids laminated to one side of a soft porous tape which is impregnated with at least one vaporisable substance.
Patent GB-2167579-A (GB)
Title: Temperature controls of refrigerated cabinets
Inventor: WILKINSON C
IPC: G05D23/24
Filed: 1985-11-15
Abstract: The present invention provides a control system for a refrigerated display cabinet to keep the cabinet temperature constant or within a narrow range. To achieve this the system comprises two temperature sensors 50, 52 located at strategic positions in the flow path of the air which cools the storage space, and specifically the temperature sensors are located to either side of a refrigeration unit evaporator 30 over which the air flows. The temperature sensors are temperature sensitive resistances and the resistances thereof connected in series so as to be summed for the purposes of generating a control signal based upon the extent to which the aggregate resistance of the sensors deviate from a mean aggregate valve corresponding to the required cabinet temperature, as this provides for desirable response characteristics. <IMAGE>
Patent GB-2186728-A (GB)
Title: Marketing device
Inventor: EVANS DAVID JOHN
IPC: A47F5/08
Filed: 1986-02-13
Abstract: A display panel 10 with brackets 11 removably engaging holes in the panel is pre-loaded in the factory or distribution warehouse with goods mounted on cards 13 hung on the brackets. Assembly of the brackets and goods on the panel is made before despatch. On arrival at the customer's premises and at the point of sale the panel and other similar panels are each mounted by means of keyhole slots 14 engaging screws (22) Fig. 4 (not shown) on individual frame sections (16) erected one above the other on a floor-standing base unit (15) of a display stand. The frame sections (16) are modular and such that when separated and assembled side-by-side with the base unit they form a pack, the two larger dimensions of which are not significantly greater than the length and height of one frame section. The pack can be contained in a carton not much larger than the individual dimensions of the frame sections and base unit. <IMAGE>
Patent GB-2172241-A (GB)
Title: Improvements in masonry manufacture
Inventor: FOSTER GARY JAMES
IPC: B28B3/02
Filed: 1986-03-14
Abstract: A machine for making bricks and paving blocks, includes a turntable (2) having four moulds (5, 6, 7, 8); means (3) for rotating the turntable between work stations; a mixing chamber (9) for the raw materials; a hopper (10) to receive mixed raw materials and to deliver them to each mould in turn; a hydraulic press (19) to compress materials in a filled mould; and means for ejecting a resulting masonry product from the mould. <IMAGE>
Patent GB-2189747-A (GB)
Title: Laser etching process
Inventor: ROLF S
IPC: G03F7/42
Filed: 1986-04-22
Abstract: Plastics passivation, e.g. polyimide, is removed from an integrated circuit by exposure to pulsed ultraviolet laser radiation. This exposes the underlying circuit to facilitate examination, e.g. for failure analysis.
Patent GB-2180471-A (GB)
Title: Particle size analysis
Inventor: KAYE BRIAN HOWARD
IPC: G01N15/02
Filed: 1986-08-26
Abstract: A spinning riffler having a rotatable head divided into compartments fitted with sample collection containers is used to provide a representative fraction of a powder fed to the dividing head, e.g. via a hopper and a vibratory chute, and at least one fraction is collected in one of the containers which has a sieve mounted therein. Preferably the apparatus has a plurality of containers each with a different size sieve aperture. If e.g. 8 different aperture sizes are used, the apparatus can provide 8 points on a size distribution chart by weighing the undersize and/or the oversize portion from each sieve.
Patent GB-2183197-A (GB)
Title: A tool for removing excess lead weight from a fishline
Inventor: GIULIANO GIANNI
IPC: A01K95/02
Filed: 1986-11-13
Abstract: A pointed member (8) extends perpendicularly from one end of one of a pair of pivotally connected arms 1, 2 towards the corresponding end of the other arm. Each of the ends have a front groove 9 where the fishline is inserted when a piece of lead has to be removed by the action of the pointed member. The other ends of the arms (1, 2) are provided with a pair of tongues (10, 11) with front grooves (12) to be used for removing pieces of lead arranged at a very short distance along the fishline end portion. <IMAGE>
Patent GB-2200305-A (GB)
Title: A collet assembly
Inventor: LEVAN CLIVE STUART
IPC: B23B31/20
Filed: 1987-02-03
Abstract: The assembly (16) comprises a drive element (18) and a collet (20) which are initially separate but are assembled together by screwing a spigot of the drive ring (18) into a recess of the collet (20) by means of screwthreads (48, 50). Thereafter, one of the screwthreads (48, 50) may be treated, for example by deforming it, so that the drive ring and the collet cannot be easily separated. After assembly, the drive ring (18) and the collet (20) are relatively moveable to a limited extent axially and radially to allow correct alignment of a tool (30) in a chuck provided with the collet assembly (16). The drive ring (18) has screwthreads to be engaged by a tool (30) and is prevented from station in the assembiy body (2) by lugs (22) in sockets in a ring (12) or the body. <IMAGE>
Patent GB-2193214-A (GB)
Title: Porous ptfe
Inventor: THOMAS THOMAS RONALD
IPC: B29C67/20
Filed: 1987-05-18
Abstract: A substantially cylindrical bar of microporous PTFE is non-fibrillated and incorporates pores within any cylindrical surface within the bar centred about the central longitudinal axis of the bar that are of substantially uniform size and are substantially uniformly distributed within that surface. The process for producting such a bar includes the step of applying a substantially radial compressive force to preheated and cooled granules of PTFE and subsequently re-heating and cooling the compressed granules, while a film of non-fibrillated, microporous PTFE is formed from the cooled bar, the plane of the film being perpendicular to the direction of the radial compressive force whereby the pores within any plane substantially perpendicular to the thickness of the film are of substantially uniform size and are uniformly distributed within that plane and all such parallel planes.
Patent GB-2196170-A (GB)
Title: Electric or optic cable
Inventor: JOHNSTON WILLIAM JAMES IAN
IPC: G02B6/44
Filed: 1987-08-24
Abstract: A cable, especially for a signal distribution system, comprises a pair of elongate strips 1,2 bonded together face to face with a plurality of filamentary conductors 3,4 extending along and sandwiched between them. Such a cable being of strip form can be located under a floor covering without forming a pronounced ridge, and one of the strips conveniently has a self adhesive outer surface 5 so that the cable can be readily attached to a surface. The conductors may be electrical or optical. One elongate strip may be made of hard plastics and the other of soft. The surface of one strip may be grooved to receive the conductors. <IMAGE>
Patent GB-2212733-A (GB)
Title: Filter
Inventor: HENDRY ROBERT JOHN
IPC: B01D29/09
Filed: 1987-12-01
Abstract: A filter comprises a perforated head 10 to which a vacuum is applied via a pipe 11. Filtering material is provided by a web 13. As the bead 10 moves down toward the liquid in a container 19, it punches out a piece of filtering material which is retained in position by the vacuum. The liquid is drawn up by the vacuum and filtrate passes along the pipe 12. After filtering the head 10 is moved upwards and compressed air is delivered to the head through inlet 18' and also to a ring nozzle 17, 18 to blow off the used filter material. Web 13 is then indexed to provide a clean piece of filter material, while a conveyor delivers a further container 19. <IMAGE>
Patent GB-2199246-A (GB)
Title: Wax air freshener
Inventor: LAM CHUN BIU MICHAEL
IPC: A61L9/03
Filed: 1987-12-07
Abstract: An air freshener 10 comprises a body 12 of waxed material impregnated with a fragrance contained within containment means 14, which fragrance is released from the body 12 by heat. <IMAGE>
Patent GB-2201386-A (GB)
Title: Wheel drive arrangement
Inventor: HANSON-GRANVILLE R A
IPC: B62B5/00
Filed: 1987-12-14
Abstract: The wheel unit for a golf cart or the like is constructed from two main parts which may be easily assembled. The first part comprises a back plate (14) carrying a fixed axle part (12) having means (13) to secure the unit to a trolley or the like. The fixed axle part (12) has a spigot (9) forming a bearing for a rotatable axle part (8). Secured between the back-pate (14) and support bracket (10) of the fixed axle part (12) is a low voltage (12 volt) electric motor (1) with an output drive gear (4). A front plate (11) of the motor (1) is supported by a bearing (11a) on the rotatable axle part (8) and carries an intermediate gear train (5 and 6). Gear (4) drives gear (5) which rotates gear (6) to drive a final gear (7) which is attached to the wheel hub (3) forming the second part of the unit. The hub (3) is secured to the rotatable axle part (8) and has a tyre (2) around the peripheral surface. The unit may be secured to a stub axle on a trolley or the like in a simple manner by inserting the stub into the sleeve (12) of the fixed axle part (9), then tightening the clamp screws (13). <IMAGE>
Patent GB-2215205-A (GB)
Title: Skin treatment formulations comprising boric acid and/or perborate salt
Inventor: FRANCE CYRIL JOSEPH
IPC: A61K8/19
Filed: 1988-02-26
Abstract: The formulation, for skin treatment, comprises a major proportion by weight of boric acid and/or a perborate salt, an anti-bacterial amount of a cetyl ammonium bromide salt, a cellulosic vehicle, and a minor amount of at least one sodium salt.
Patent GB-2202583-A (GB)
Title: Electronic flame ignition spark generator
Inventor: COLVERSON GEOFFREY
IPC: F23Q3/00
Filed: 1988-03-09
Abstract: A low voltage DC source 2, e.g. a battery, supplies a DC to AC converter 1 for generating a high voltage AC supply 3. A spark generating circuit 4 is operable from the AC supply 3 and is effective for causing a succession of sparks to be generated at spark electrodes 5. An arrangement C2, R2 applies the AC supply 3 to the spark electrodes 5 for generating a DC signal only when the spark electrodes 5 are disposed in a flame, the DC signal being used to inhibit the operation of the spark generating circuit 4 to thereby inhibit the generation of sparks whilst the flame is present. <IMAGE>