baber/WOPTO huggingface dataset:
Patent GB-2050913-A (GB)
Title: Die-cutting machine
IPC: B23D36/00
Filed: 1980-05-28
Abstract: A die-cutting machine 1, which may be used in footwear production, has a base 2 with a working surface 15 bearing a punch 18 and uprights 3 and 4 supporting a frame or bridge 5 on which runs a wheeled trolley 7 carrying a vertically movable pressing head 13 with a operative surface 14 which is centred over the punch by moving the trolley along the bridge. Trolley movement is effected by supplying hydraulic fluid to one or other single acting hydraulic cylinder 19 or 20 each containing a piston 21 or 22 with a piston rod 23 or 24 carrying a pulley 25 or 26 about which runs chain 27 or 28 attached at one end 27a or 28a to the base 2 and at the other end to the trolley after passing about high level guide pulley 33 or 34. <IMAGE>
Patent GB-2052799-A (GB)
Title: Cleaning apparatus for windows of motor vehicles
IPC: B60S1/08
Filed: 1980-05-29
Abstract: In a cleaning (wiper) installation for motor vehicles, including a wiper motor (10) and an operating switch (22), a programme controller (30) is provided to control the mode of operation of the wiper motor in dependence on a switching signal released from the operating switch (22) and conducted to the controller (30) via a single lead. The switching signal is a switching pulse or a switching pulse sequence, and characteristic features of the pulse or pulse sequence, such as occurrence pulse time, interval time, pulse height, determine which mode of operation the controller actuates, for example, intermittent wipe, slow continuous, fast continuous, switch-off. Various arrangements are described with reference to other figures, for example, wash/wipe modes of operation and interconnection of windscreen and rear window wiper installations. <IMAGE>
Patent GB-2078356-A (GB)
Title: Drying or conditioning webs
IPC: D21F5/18
Filed: 1980-06-20
Abstract: A method for drying or conditioning a continuous web A comprises passing the web over a chamber 1 having a slot or opening 1a extending transversely of the machine in the face adjacent to the web and with the sides of the slot or opening extending inwardly to form flanges 2 for the length of the chamber with a pair of curved, separated plates 3 extending between the flanges to direct dry or wet air from the chamber in two opposed streams and directing a third stream between the plates to provide a cushion effect between the two outer streams as the web moves across the slot. The invention also comprises a machine for carrying out the method in which a plurality of pressure chambers 1 are mounted in compartment(s) and communicate with a dry or wet air supply under pressure through supply ducts, the spent air being exhausted to atmosphere or recirculated after being heated or humidified. <IMAGE>
Patent GB-2054178-A (GB)
Title: Manufacturing Identity Cards
IPC: G03B17/24
Filed: 1980-06-24
Abstract: A camera 6 simultaneously photographs a person illuminated by flashlamps 47 and an image of a data card reflected by a screen 45 behind the person. The card is located in a chamber 7 and illuminated by flashlamps 8 to project an image via a lens 5 and a semi-reflector 4 onto the screen 45. The system is controlled by logic 20 and incorporating various safety features to prevent faulty operation. <IMAGE>
Patent GB-2056111-A (GB)
Title: Optical arrangements
IPC: G02B6/28
Filed: 1978-09-26
Abstract: An optical arrangement comprises a glass fibre (52) having a glass core and a glass casing of lower refractive index, the refractive index changing abruptly at the core-casing boundary and having a longitudinally-- extending side coupling zone in the form of an aperture (520) in the casing, and one or more photo-- detectors (54) arranged opposite to the apeture (520). The glass fibre (52) is mounted in position on a substrate (50) by means of a fibre guide (55) with the aperture (520) uppermost and the photo-detector (54) secured above the aperture by means of a light-transmissive adhesive.   <IMAGE>
Patent GB-2060308-A (GB)
Title: Method of tracking a target
IPC: G01S3/786
Filed: 1980-09-18
Abstract: A method of tracking a target, especially military aircraft, passers-by or the like, of the type in which an image-generating sensor is caused to follow a target by a servo-system, is characterised in that predetermined characteristics of expected targets are stored, the sensor image is correlated with the stored target characteristics until a similarity threshold is exceeded, and the actual image of the target as identified by the correlation tracker is then stored and used to control the follow-up servo-system.
Patent GB-2059409-A (GB)
Title: Process for producing hydrated iron oxide
IPC: C01G49/06
Filed: 1980-10-02
Abstract: A hydrated iron oxide comprising goethite as a main component is produced by mixing a base with an aqueous solution comprising ferrous ions as a main component and with an oxidizing agent for oxidizing the ferrous ions into ferric ions, and subjecting the alkaline suspension to a heat-treatment and optionally an ageing treatment.
Patent GB-2062666-A (GB)
Title: Fused Alumina-zirconia Abrasive Product
IPC: C09K3/14
Filed: 1980-10-27
Abstract: An abrasive grain comprises (i) 27 to 35% by weight of zirconia, (ii) titanium dioxide or a reduced form thereof in an amount on analysis expressed as the oxide of 1 to 10% by weight, (iii) impurities, if any, in a total mount on analysis expressed as the oxides of not greater than 3% by weight, and (iv) a balance of alumina. The microstructure of the abrasive grain comprises primary alumina crystals embedded in a supporting alumina-zirconia eutectic matrix. The grain may be produced by solidifying a melt of suitable composition in under three minutes by means of a suitable heat sink material. The abrasive grain may be used to produce coated abrasive products or bonded abrasive products.
Patent GB-2063382-A (GB)
Title: Compressed air generating system
IPC: F04B49/22
Filed: 1980-11-07
Abstract: A compressed air generating system in which a compressor delivery quantity is regulated in dependence upon the quantity of compressed air called for by the load at any given time. For this purpose, an intake pilot valve (7) on the compressor suction is used. The valve has a throttling piston (24) which is adjustable under control line pressure applied to a surface 32, thereby to vary the flow-through cross section for the air drawn in. In order to counterbalance the action of the compressor suction forces on the throttling piston (24) and also the action of the forces of the drawn-in atmospheric air on the throttling piston, a further surface (33) is provided on the throttling piston to oppose the suction action of the compressor (1). The compressed air generating system is used in brake systems of commercial vehicles. <IMAGE>
Patent GB-2090227-A (GB)
Title: Container
IPC: B65D21/06
Filed: 1980-12-17
Abstract: In a stacking or nesting container a movable stop (24) is mounted near the top of each side wall near an open end of the container. Each stop can be moved inwardly to support the under side of another container or retracted clear to allow nesting. <IMAGE>
Patent GB-2091538-A (GB)
Title: Stacked cups for vending apparatus
IPC: B65D57/00
Filed: 1981-01-28
Abstract: A stack of cups 1 each containing ingredients 2 is arranged with the bottom of one cup of each adjacent pair of cups in the stack engaging in a cup-shaped cover 4 inserted between each adjacent pair of cups in the stack, the cover engaging in the top of the lower cup of the pair and defining a recess in which the bottom of the upper cup of the pair is received. The covers 4 prevent ingredients falling from or being contaminated within cups in the stack, and by selecting an appropriately deep cover the overall height of the stack is not significantly greater than what its height would be if the covers were omitted. <IMAGE>
Patent GB-2093110-A (GB)
Title: Cooling and scrubbing i.c. engine exhaust gases
IPC: F01N3/04
Filed: 1981-02-17
Abstract: A tank 14 for a conditioning fluid such as water has a passage 22, 23 for exhaust gases to cause the gases to flow through the conditioning fluid in the tank and there is a (perforated) baffle arrangement 25 to cause the gases to travel along a tortuous path. The tank has a float valve, Fig. 10 (not shown), for use in maintaining a substantially constant level of fluid in the tank, the float valve comprising a downwardly facing valve seat (40), a needle (41) movable upwardly to engage the valve seat and close the valve, and a float (47) mounted below the needle. Rising fluid causes the float (47) to rise, engage the needle, and urge the needle towards the valve seat. A cyclone device 28 in the upper part of the tank 14 tends to separate the gases from the fluid. Exhaust gases pass through a water cooled manifold (11), Fig. 1 (not shown), to the tank 14 and from the device 28 through a pair of flame traps (19) to exit through a radiator (21) mixed with air from an engine driven fan. The tank and gas directing baffles may take various forms, Figs. 11 to 14 (not shown). <IMAGE>
Patent GB-2093960-A (GB)
Title: Ash/clinker removal arrangement for a coal-fired boiler system
IPC: F23K3/14
Filed: 1981-02-19
Abstract: A coal-fired boiler, which has a pot type underfeed stoker, has coal fed to its retort 18 along a tube 21 by means of a rotatable conveyor screw 22. The retort is surmounted by tuyeres 40 which are connected by way of a plenum chamber 55 to a forced-draught means and which support an annular device 45 which encircles said tuyeres. The annular device 45 has a periphery over which ash and clinker, which are produced continuously by the fuel burnt in the retort, fall in the manner of water pouring over a weir. Said annular device comprises a continuous flange 47 which may be horizontal or which may be shaped as a frustum of a cone. The ash and clinker falls into an ash removal system which preferably comprises a pair of rotatable conveyor screws. <IMAGE>
Patent GB-2095068-A (GB)
Title: Stereoscopic television
IPC: H04N13/393
Filed: 1981-03-17
Abstract: A stereoscopic television arrangement which does not require optical aids at an observer's eyes uses a plurality of sequential television frames or fields, each representing a different view of a scene and obtained, for example, by providing relative lateral motion between a television camera and the scene. The television frames are fed in parallel from a memory to an array (2) of solid state charge coupled device liquid crystal light valves arranged in an arc for scanning purposes. The array contains a scrolled sequence of successive television frames which serve as the basis for 3-D horizontal viewing parallax. The light valves reflect polarized light with the degree of polarization made a function of the scene brightness. The array is optically scanned and the sequence rapidly projected onto a cylindrical concaved semi-specular screen (12) that returns all of the light to a rapidly translating vertical exit slit (13) of light through which the audience views the reconstructed 3-D scene. <IMAGE>
Patent GB-2081176-A (GB)
Title: Coated Cutting Blade
IPC: B23D61/00
Filed: 1981-03-25
Abstract: At least that portion or each such portion of a saw blade or a similar sawing or cutting tool which in use engages or contacts material being cut by the blade or tool is coated with a nickel or nickel based deposit by an electroless chemical process. Thus in the case of a saw blade such as a hacksaw blade the entire blade or at least the working portion is coated in the above manner, i.e. on the blade side faces and cutting teeth. The lubricity of the coating facilitates operation of the saw or cutting tool and also provides a hard corrosion resistant protection of the blade. The coating has good adhesion direct to the blade or tool without adversely affecting the required dimensions of the latter.
Patent GB-2074069-A (GB)
Title: Contact tube for a consumable arc welding electrode
IPC: B23K9/26
Filed: 1981-04-08
Abstract: A contact tube of a welding torch nozzle is constituted in its front part by a contact nozzle (4) with a straight guide duct (17) and in its rear part by a guide tube (3) the inside diameter of which is greater than the diameter of the guide duct (17). The guide tube (3) is provided on its inside with one or two projections (11, 12) which force the electrode during its passage through the guide tube (3) to changes in direction. In the process, the electrode will be slightly curved before it enters the guide duct (17) where the curvature is straightened out, thereby establishing good contact with the contact nozzle. The electrode is straight when it leaves the contact nozzle. The contact tube is particularly suitable for electrodes with a diameter less than 1.6 mm. <IMAGE>
Patent GB-2097433-A (GB)
Title: A fabric material
IPC: D03D15/12
Filed: 1981-04-14
Abstract: A fabric material resistant to high temperatures up to 1400 DEG C includes a primary lattice of high-temperature resistant yarn 2. A secondary structure of yarn 4 of lower temperature resistance than the yarn 2 is woven into the same lattice weave construction as the primary lattice. Each warp thread of the combined lattices consists of a central thread of the yarn 2 and four outer threads of the yarn 4. In one construction the central and outer threads lie in substantially the same plane, and in an alternative construction the central thread of the yarn 2 is surrounded by four outer threads of the yarn 4. In another fabric material the secondary structure is introduced as a stuffing thread to increase the bulk of the resultant fabric material. <IMAGE>
Patent GB-2079197-A (GB)
Title: Cooling a Continuous Casting
IPC: B22D11/124
Filed: 1981-07-01
Abstract: Cooling medium is delivered to and absorbed at the external surface of a porous surface layer on a casting support roll as the roll is rotating, the medium being delivered remote from the casting for subsequent release in the vicinity of the casting as the respective surface area draws near to or comes in contact with the casting line. The roll may be partly immersed in a reservoir of the cooling medium so as to absorb the latter as the roll rotates. A roll for use in this technique has a roll core with a solid continuous outer surface to which the porous layer is applied, and is thus economic to produce.
Patent GB-2103168-A (GB)
Title: Packet handling apparatus
Inventor: APPLEGATE BARRY GEORGE
IPC: B65G47/51
Filed: 1981-11-17
Abstract: Packet handling apparatus, particularly for use between a cigarette packing machine and a cigarette packet wrapping machine, includes a main conveyor (60) for moving packets towards a receiving station, and a reservoir (66) for temporarily storing packets when the receiving station cannot accept the full supply from the conveyor. Packets are diverted from the main conveyor onto a secondary conveyor (68, 82) on which transfer to or from the reservoir occurs. The orientation of the packets is changed before loading into the reservoir so that the latter can receive batches of stacked packets. Packets are returned to the main conveyor at a position (124) downstream of the position at which they were diverted, and returned packets have the same orientation as other packets on the main conveyor. <IMAGE>
Patent GB-2097113-A (GB)
Title: Low NOx combustor
IPC: F23R3/04
Filed: 1981-11-25
Abstract: A combustor having an annular first stage 14, a generally cylindrically shaped second stage 16, and an annular conduit 18 communicably connecting the first and second stages. The conduit has a relatively small annular height and a large number of quench holes 44 in the walls thereof such that quench air injected into the conduit through the quench holes will mix rapidly with, or quench, the combustion gases flowing through the conduit. The rapid quenching reduces the amount of NOx produced in the combustor. <IMAGE>
Patent GB-2094481-A (GB)
Title: Valve position indicator and method
IPC: B22D11/18
Filed: 1981-12-23
Abstract: A method of monitoring the extent of throttling a sliding gate teeming valve 65 where a hydraulic ram 61 is employed measures the fluid flow in and out of the hydraulic cylinder which drives a valve, either for throttling, or positioning. A hydraulic motor 62 is in series with the driving fluid circuit and has a rotary counter 10. The rotation of the motor is read out remotely, e.g. digitally, with intermediate means translating the volume of fluid flow into a calculation of travel of the hydraulic ram which, in turn can be translated into the movement of the sliding gate valve. Means for zero setting upon actuation are provided. <IMAGE>
Patent GB-2122544-A (GB)
Title: Greeting card
Inventor: LEEDHAM IAN ANDREW
IPC: B42D15/04
Filed: 1982-04-26
Abstract: A greeting card has a left hand leaf including in one embodiment a pocket of paper or thin card which is adhesively secured to the leaf and which defines an elongate channel into which a tablet of a sweetmeat can be inserted. The material of the pocket may include a stencil-like cut-out defining e.g a numeral or permit viewing of the sweetmeat. Alternatively the sweetmeat may be directly secured to the card e.g. by adhesive. The card may carry customary artistic work and greetings messages.
Patent GB-2110377-A (GB)
Title: Detecting water in hydrocarbon liquids
Inventor: PITT GILLIES DAVID
IPC: G01N22/04
Filed: 1982-08-10
Abstract: The level of water contamination in oil is determined by indirect measurement of the dielectric constant of the mixture. A pipe section 11 carrying the oil/water mixture forms a transmission line through which a radio frequency signal is transmitted. From a determination of the transmission characteristics a measure of the mean dielectric constant and hence the water content of the mixture can be obtained. <IMAGE>
Patent GB-2251834-A (GB)
Title: Guided missiles and like devices
Inventor: TARRANT GEORGE ALEXANDER
IPC: F42B10/66
Filed: 1983-02-22
Abstract: A guided missile or like device having a longitudinal axis has control means comprising a plurality of laterally-directed nozzles for venting a fluid and thereby producing lateral thrusts on said device, said nozzles being disposed in at least two sets spaced apart in a longitudinal direction and being so arranged that said thrusts can control the flight behaviour of said device. The nozzles may be disposed in two planes through said longitudinal axis at right angles to each other or in two parallel planes on opposite sides of said axis. <IMAGE>
Patent GB-2137954-A (GB)
Title: Container
Inventor: SHEPHERD ALAN
IPC: A45D40/00
Filed: 1983-04-08
Abstract: A container, for cosmetic creams or the like, comprises a hollow body (1) having a base (3) and a side wall (4) defining an opening, and a closure (2) for the opening, the side wall (4) being of single thickness construction, and there being a sleeve (9) extending about the side wall (4) to provide an outer surface flush with a depending portion of the closure (2) which fits over a portion of the side wall (4). The sleeve may locked in position by a circumferential rib (8) on the side wall fitting in a groove in the sleeve, the sleeve end abutting a further circumferential rib (7). Serrations may be provided on the side wall to inhibit rotation of the sleeve. The sleeve may be transparent in order to see a label inserted between the sleeve and the container. Preferably the body is of polypropylene and the sleeve and closure of polystyrene. <IMAGE>
Patent GB-2137939-A (GB)
Title: Trolleys
Inventor: JOHNSTONE CLIVE
IPC: B62B1/14
Filed: 1983-04-15
Abstract: A trolley for supporting a dustbin has a base 1 mounted on wheels 5 and defining a recess 4 which, in combination with a platform 3, receives the peripheral rim on the underneath of a dustbin. The dustbin is held securely in place by an adjustable stem 8. This stem 8 includes a rod 14 having a hooked end 16 which can engage the rim or a handle portion of the dustbin. The rod 14 is held in position by securing a wing nut 15 against a flat bar 9 forming part of the stem 8. <IMAGE>
Patent GB-2140151-A (GB)
Title: Storage heater
Inventor: CHIDLOW ERNEST
IPC: F24H7/02
Filed: 1983-05-12
Abstract: A storage heater (10) having electrically energisable heating elements (22), the heating elements in a lower part of the core (14) are connected in one heating circuit and the elements in an upper part of the core (14) are connected in a separate heating circuit. These circuits are controlled independantly by temperature responsive devices 25, 26, 31 to reduce temperature differences within the core.   <IMAGE>
Patent GB-2120991-A (GB)
Title: Tail structure for ground effect vehicle
Inventor: KJOLSETH PAUL
IPC: B60V1/08
Filed: 1983-05-20
Abstract: A tail structure for a ground effect vehicle or an aerofoil boat of the catamaran type has two tail fins (11,12) and a tail plane (13) connecting the tail fins. This tail structure also serves as a radar antenna shroud and as launching tubes for antiaircraft missiles without substantially increasing the drag, weight and costs of the vehicle, launching tubes (14, 15) for antiaircraft missiles being incorporated as a structural part of each tail fin (11,12), and a radar antenna shroud (13a) being incorporated as a structural part of the tail plane (13). <IMAGE>
Patent GB-2150332-A (GB)
Title: Heartbeat monitor
Inventor: BOWMAN MARTIN ROBIN
IPC: A61B5/00
Filed: 1983-10-06
Abstract: A simple device for monitoring heartbeats includes a microphone (11) adapted to pick up cardiac noise and other sounds, filter means (23) to isolate a component of the signal corresponding to heartbeat pulses, and control means (25, 26) responsive to such heartbeat pulse component to inhibit actuation of alarm means. Conveniently, the device is formed as two separate units, comprising a detector unit (10) for securing to the body, and a remote unit (20) with a radio link between them. The detector unit may conveniently be housed in a pocket in a close-fitting garment. <IMAGE>
Patent GB-2147790-A (GB)
Title: Shortcrust pastry dough
Inventor: EIBEN HEYO
IPC: A21D17/00
Filed: 1983-10-27
Abstract: A shortcrust pastry dough contains bread crumbs or cake crumbs having grain size of one to four millimetres. Preferably the crumbs comprise 5 to 50 weight % of the dough and are greased with edible oil or fat.
Patent GB-2152126-A (GB)
Title: Anchoring fire escape rope or rope ladder
Inventor: MCMAHON FRANK
IPC: E06C9/14
Filed: 1983-12-30
Abstract: Anchor 8 has a rear projection 12b to about the rear face of the window sill and a pair of triangular strips 16 to engage the external part of the sill to hold the body portion of the anchor 8 in an inclined attitude. Lugs adjacent rear projection 12b provide anchoring points for the rope (ladder) 10. In use the body portion of the anchor member is held above the level of the rope (ladder) where the rope crosses the window sill, or at a greater angle to the horizontal than that made by the rope (ladder). Thus as soon as any load is applied to the rope (ladder). anchor 8 is more firmly locked on the sill. <IMAGE>
Patent GB-2139286-A (GB)
Title: Power assisted device
Inventor: VIGUS KENNETH WILLIAM
IPC: B60T13/12
Filed: 1984-02-16
Abstract: A power assisted device has a reservoir (1) connected to a source of pressure or vacuum by way of a connection (11). A power cylinder (2) is conjoined with the reservoir (1) to form a unitary structure. An electrically actuable valve is contained within the unitary structure and has two operational positions, in one of which it connects the power cylinder (2) to the pressure or vacuum within the reservoir and in the other of which it exhausts the power to atmosphere. In some embodiments the power cylinder (2) can contain a diaphragm or can be replaced by a suitably guided bellows. In use, the device is connected within a mechanical linkage by means of the power cylinder piston rod (15) and a rod (12) connected to the reservoir (1). The power cylinder may be wholly within the reservoir (Fig. 1). <IMAGE>