baber/WOPTO huggingface dataset:
Patent GB-2067467-A (GB)
Title: A transaction card device having an electrical operated circuit
IPC: G07F7/08
Filed: 1981-01-06
Abstract: A transaction card device (2) having an electrically operated circuit for enabling the card device to have purchasing monetary values input into it and to have the value of goods purchased deducted from the total purchasing monetary value of the card device, and the card device having at least one display section (4, 6) for displaying as a monetary value at least the current purchasing power of the card device. <IMAGE>
Patent GB-2067144-A (GB)
Title: Motorcycle wheel suspension
IPC: B62K25/28
Filed: 1980-02-12
Abstract: A motorcycle includes a main frame (1), a rear wheel support (3) pivotally mounted (at 2) on the main frame for upward and downward movement relative thereto and a shock absorber (7) pivoted (at 108) to the support (3) and (at 109) to a plate (5), the latter being pivoted (at 110), at its rear end, to the frame (1) and at its forward end (at 11) to a rod (10) in turn pivoted to an extension (3') of the support (3) (at 111). As the support (3) swings upwardly in use the plate (5) turns as shown in chain-dotted lines in Fig. 2 so causing additional compression of the shock absorber over and above that imparted by the support (3) and producing a progressive rise in the spring rate of the shock absorber. <IMAGE>
Patent GB-2069387-A (GB)
Title: Apparatus for Expanding Tubular Members
IPC: B21D39/20
Filed: 1981-01-12
Abstract: Apparatus for expanding tubes 10 into holes in tube plates 12 including walls of drums and headers especially in boilers in which an annular body of elastomeric material 30 is compressed axially and expands radially to force the tube into close engagement with the wall of the hole. The elastomeric material is supported at its ends by radially expansible supports 52, 54 each made up of pieces sliding on adjacent pieces, the sliding surfaces being forced together by the applied force, the pieces being located on reduced diameter end portions of the body. The invention enables applied pressures of the order of 70,000 psi (4830 bar) to be used to stress the tubeplate beyond its elastic limit without damage to the body caused by extrusion. <IMAGE>
Patent GB-2070560-A (GB)
Title: Vehicle lifting jack
IPC: B66F3/12
Filed: 1981-02-10
Abstract: In a vehicle lifting jack comprising a supporting leg (10) and a carrier arm (23) mounted pivotally on the leg for movement about a fixed horizontal axis, a threaded spindle (17) is adjustable in a spindle nut (18) which is of plastics material and which is mounted hingedly on the leg or on the arm. In order to improve the stability and safety of the jack and the load- bearing capacity of its plastics spindle nut, the thread flank width of the thread (30) of the spindle is made less than the thread flank width of the thread (29) of the plastics nut. <IMAGE>
Patent GB-2085252-A (GB)
Title: Radar
IPC: G01S13/10
Filed: 1981-07-23
Abstract: A transmitter 2 generates a train of pulses arranged in groups of two, each group including a long pulse and a short pulse of different frequencies. These long and short pulses are separated in a receiver 3 by a range gate 12 which passes the pulses through the upper receiving channel when reflected from long ranges and the lower receiving channel when received from short ranges. The upper channel includes a filter 19 which passes only the long pulses (which are frequency swept). These pulses are compressed at 20. The lower channel includes a filter 15 which passes only the short pulses which, in this particular embodiment, are not frequency swept. The transmitter 2 reverses the order of the pulses in adjacent groups so that there are adjacent frequency swept pairs of pulses in the pulse train. <IMAGE>
Patent GB-2088571-A (GB)
Title: Roll film camera
IPC: G03B17/42
Filed: 1981-08-24
Abstract: In a manual or motorised camera using roll film having numbered frames and apertures indicating frame position, etc., as in application No. 8125310, means are provided for synchronising advance of the film to the first frame position with charging of the photographing mechanism. Charging of the photographing mechanism may be completed at a preframe film position. A clutch having change over means may enable transmission of the rotation of a wind-up shaft to the film feeding mechanism or to both said film feeding mechanism and said photographing mechanism. The camera may have a film frame number display. <IMAGE>
Patent GB-2086969-A (GB)
Title: Improvements in or relating to the securing of structures to the sea-bed
IPC: E02B17/00
Filed: 1981-09-07
Abstract: Structures such as free standing oil production platforms or subsea templates are secured to the sea bed by inserting a tubular pile (1) (31) in the seabed so as to form, with a part (2) (30) of the structure, a pair of nested members. Fluid is then introduced into the innermost of the members to plastically deform the innermost member radially so that it engages with the outermost member and forms a mechanical connection between the members. A tool for effecting the plastic deformation comprises a mandrel (4) for insertion into the innermost member and carrying a means to form a chamber (11) (13) (16) (20) (23) within the innermost member adjacent to its inner surface. The tool also includes a means (9) of introducing fluid into the chamber to expand it radially and thereby deform the innermost member. <IMAGE>
Patent GB-2084650-A (GB)
Title: A rotating and pumping unit operable both for supporting a rotating member and for feeding a liquid
IPC: F04B23/14
Filed: 1981-09-16
Abstract: The unit comprises a pin 1 fixable to a casing 2, an outer annular body 3 around the pin 1, and at least one ring of rolling bodies 4. At one end of the pin 1 there is provided a chamber 8 in which the impeller 9 of a liquid pump is rotatable, and which is in communication with the external environment via an inlet 17 and an outlet 18 provided in the pin 1. The impeller 9 is made of ferro magnetic material and is rotated by a permanent magnet 19 fixed to the body 3. The rotating member supported by the body 3 may be a toothed wheel, a pulley, a disc or a flywheel of a machine such as an engine and the liquid pumped may be fuel. <IMAGE>
Patent GB-2085167-A (GB)
Title: Temperature monitor for rotary component
IPC: G01K13/08
Filed: 1981-09-16
Abstract: An electric induction motor has temperature sensors 34,36 in different zones of the rotor 12 which are connected to a transmitter 30 mounted on an end face of the motor shaft 14. The transmitter is energised through inductively linked windings 42,44 and has a light-emitting diode 38 which emits infrared or visible radiation which is received telemetrically by a photo- transistor receiver device 40 in line-of- sight relationship with the diode. Whichever sensor is hotter determines the frequency of the signal transmitted via diode 38, such frequency being incremented as the sensor output passes successive comparator thresholds, and corresponding lamps in the receiver being energised in response thereto. As a limiting temperature is reached and then exceeded a "limit approach" light and a "limit exceeded" light are illuminated. The components also detect whether the leads to the sensors are open or short circuited. <IMAGE>
Patent GB-2088837-A (GB)
Title: A composite liquid container and a tap therefor
IPC: B65D47/30
Filed: 1981-10-08
Abstract: A composite liquid container comprises a flexible, liquid-containing bag (14) inside a rigid box (17). A tap (10, 11, 12, 13) which projects from the bag (14) through the box (17) serves to dispense the liquid. So that the tap can be easily extended from or returned into the box, the tap has a hollow tubular section (12) which slides through a mount (11) permanently fixed in a wall of the box. The tubular section can be locked in either its extended or its retracted position. <IMAGE>
Patent GB-2107328-A (GB)
Title: Stabilized cyanoacrylate adhesive composition
Inventor: LIZARDI LUIS R
IPC: C08F20/34
Filed: 1981-10-08
Abstract: A cyanoacrylate adhesive composition contains an organic or inorganic acid with a pKa range of -12 to 7, in combination with an acidic gas, as stabilizers. Acids include sulphonic acids, phosphorus acids, phosphonic acids and carboxylic acids. The synergistic effect yields improved stability and shelf-life without affecting adhesive performance.
Patent GB-2097271-A (GB)
Title: Distributor and mixing trailer
IPC: A01F29/00
Filed: 1982-03-08
Abstract: A mixer/distributor agricultural trailer 1 has a plane rear wall, an inclined front wall 1b and a longitudinal base conveyor 29 to move material forwardly. Above and towards the front end of the conveyor 29 is a frame 34 carrying a rotatable system of claws or teeth 35, movable (e.g. pivotable) towards or away from the conveyor 29. At its closest this system can return all of the conveyed material, to effect mixing only. If it is spaced to a variable greater extent, it permits a progressively higher proportion of the conveyor (and if desired mixed) materials to pass a bladed rotor 43, 44 and through a forward hatch 47 on to a transverse conveyor 45 for selective side distribution of the material. The rear of the trailer can have a cutting/loading device 13 for feed material. <IMAGE>
Patent GB-2118475-A (GB)
Title: Slip-casting method
Inventor: WEAVER GERALD Q
IPC: C04B35/591
Filed: 1982-04-08
Abstract: Dense, essentially flawless, complex refractory or metal shapes are formed by preparing a casting slip of fine refractory or metal powder wherein the slip liquid contains 0.1 to 10% by weight of a hydrogen bond forming compound, casting the slip, freezing the cast slip, removing the solid form from the mold, drying, and finally firing to sinter the refractory or metal particles.
Patent GB-2111254-A (GB)
Title: Air-fuel ratio control system
Inventor: NAKAZATO KAZUO
IPC: F02D41/14
Filed: 1982-05-28
Abstract: The system has a sensor 5 for detecting the concentration of oxygen in the exhaust gases, on-off electromagnetic valves 21, 26 for correcting the air-fuel ratio of the air- fuel mixture supplied by the carburettor and an electronic control circuit. This circuit operates to compare output signals of the sensor 5 with a reference value 32 and produces driving pulses for driving the on-off electromagnetic valves for controlling the air-fuel ratio to a value approximately equal to the stoichiometric air-fuel ratio. In response to a level of venturi vacuum a fixed signal generating circuit 38 is selectively connected to the circuit for providing a fixed duty ratio for the valve and renders the control circuit non-responsive to the output of the O2 sensor. In one embodiment a two-barrel carburettor has an actuator actuated by the vacuum at the venturi for opening a throttle valve of the secondary side of the carburettor. In response to the actuation switch 29 connects circuit 38 and disconnects the sensor 5 from the valves 21, 26. <IMAGE>
Patent GB-2101976-A (GB)
Title: Belt conveyor system
Inventor: THAKE ROY CHARLES
IPC: B65H29/12
Filed: 1982-06-24
Abstract: A belt conveyor system for flat sheet-like items comprises a series of at least two belt conveyor devices each consisting of substantially horizontal carrier belt means (1) and a pair of guide belts (2, 3 or 4) arranged to cooperate with the carrier belt means to convey the item to be carried in a generally upright position and being inclined to the carrier belt means to guide the item down on to the carrier belt mans. The height of the guide belts above the carrier belt means at the input of the second of any two successive belt conveyor devices is greater than that at the output of the immediately preceding belt conveyor device, thus ensuring that even a badly misaligned item will be settled on-edge on the carrier belt prior to a processing station. <IMAGE>
Patent GB-2105550-A (GB)
Title: Improvements in or relating to television representation of cine film
Inventor: MCLEAN DONALD FERGUS
IPC: H04N5/93
Filed: 1982-08-13
Abstract: A telecine machine is used to provide video signals from cine film. The system is often used on old films which have blemishes or exposure variations and proposals have been made to process the video signal to reduce these. The invention uses frame delays 4, 5 to provide, to a median filter 3 signals from corresponding picture elements in a current frame and at least two previous frames. The median filter then provides a signal which is an average of these signals in order to reduce the effect of blemishes in the frames. <IMAGE>
Patent GB-2107375-A (GB)
Title: Rotary cutter heads for mining machines and mining equipment comprising rotary cutter heads
Inventor: LEWIS WINSOR TREHARNE
IPC: E21C35/00
Filed: 1982-10-08
Abstract: A rotary cutter head (1) for a coal mining machine comprises sensor means (100) for sensing a preselected state, as for example, the methane concentration in the vicinity of the cutter head and for deriving a signal indicative of the sensed preselected state. <IMAGE>
Patent GB-2110620-A (GB)
Title: Industrial vehicle and adjustable guide roller assembly therefor
Inventor: BENS EDWARD FRANK
IPC: B66F9/06
Filed: 1982-11-30
Abstract: Adjustable guide roller assemblies (38, 40) for an industrial vehicle such as a narrow-aisle lift truck have guide rollers (60) engageable with guide rails to minimize the necessity for steering by an operator during minimal aisle clearance conditions. Guide roller assemblies (38, 40) are preferably mounted on both sides of the industrial vehicle. The body (12) of the industrial vehicle is provided with openings (52) having a polygonal, e.g., square, configuration. Each guide roller assembly (38 or 40) includes an axle (54), at least one of the end portions (58) of which is offset relative to the linear middle portion (56) of the axle and is provided with a polygonal configuration that is similar to the opening (52) in the body (12) so as to be receivable in the body in at least two positions. A guide roller (60) of the assembly is mounted on the middle portion (56) of the axle. The alternative positions of the end portion (58) of the axle (54) in the opening (52) provide at least two adjusted positions of the guide roller (60) relative to the body (12) and enable the roller (60) to be adjusted relative to a guide rail. <IMAGE>
Patent GB-2114790-A (GB)
Title: Bi-directional prescaling counter
Inventor: DAVIES GILBERT
IPC: G01B7/02
Filed: 1982-12-14
Abstract: An improved method for monitoring the length of material moving over a pulley sheave or roller in which an electronic counter unit monitors the movement of material over a sheave or drum using one or more blocks attached to a wheel or drum over which the material passes and a proximity probe which will pulse each time a block passes the probe together with a counting mechanism to advance one unit for each pulse and a means for converting the number of pulses into a length of material in feet or metres. <IMAGE>
Patent GB-2129296-A (GB)
Title: Display clip/apparatus
Inventor: ROOTHAM ERIC WENTWORTH PETER
IPC: A47G1/16
Filed: 1982-12-23
Abstract: Display clip means, comprising sets of respective two sheets (20, 21), where in any said set a respective first sheet (20) extends outwardly beyond the edge of a respective second sheet (21), at least one of said first and second sheets having at least one edge portion (23) bendable away from the other of those first and second sheets such that between those first and second sheets at least one inlet mouth (24) can receive at least a portion of at least one item (7) to be displayed. The display clip means, or display apparatus comprising a plurality of the display clip means, can be utilised for displaying greeting cards, other cards, notes, or photographs, etc. <IMAGE>
Patent GB-2114531-A (GB)
Title: Fluid loaders
Inventor: ATKINS JOHN
IPC: B67D9/02
Filed: 1983-02-16
Abstract: A fluid loader having at least the inboard part (10) of a pipe coupling (9) located in its fluid flow line at or near to the outer end thereof and a panel 16 and ratchet operable by a ram 18 to displace the said coupling part (10) a substantial distance away from an associated outboard coupling part (11) in the uncoupling direction when the coupling (9) is disconnected in an emergency. <IMAGE>
Patent GB-2136700-A (GB)
Title: Toy building brick
Inventor: CLEMINSON DOUGLAS JAMES
IPC: A63H33/08
Filed: 1983-03-22
Abstract: A toy building block has spaced studs (S) of substantially cruciform shaped plan profile projecting externally from its top wall and spaced internal projections (P) of cruciform-shaped plan profile extending internally of the brick from the top wall to the open bottom. Two such bricks are interlockable in three relative positions: (a) with the limb tips of studs (S) engaged between adjacent internal projections (P) or (b) between one or two such projections and a part or parts of the brick side walls, and (c) in which the angles between the limbs of the studs (S) are penetrated by limbs of the cruciform projections (P). <IMAGE>
Patent GB-2136672-A (GB)
Title: Gemstone setting
Inventor: YUNG TAK LAM PHILIP
IPC: A44C17/02
Filed: 1983-03-24
Abstract: A gemstone setting in which a gemstone 16 is retained in a cup-shaped portion 11 of a holder 10 by claws 12 and located in a space formed between the portion 17 of the gemstone 16 and the wall and base of the cup-shaped portion 11 is a luminescent material 18 which due to the transparency or translucency of the gemstone 16 causes the face of the gemstone 16 to glitter or glow in the dark. <IMAGE>
Patent GB-2121062-A (GB)
Title: Heat sealable plastics pouches
Inventor: MOLLISON ALISTAIR NORMAN
IPC: B32B27/08
Filed: 1983-06-01
Abstract: Pouches for flowable materials e.g. milk, ice cream mix are made from films comprising a blend of (1) a linear ethylene-C4-C10 ???-olefin copolymer having a density of 0.916 to 0.930 g/cm<3> and a melt index of from 0.3 to 2.0 dg/min and (2) an ethylene-vinyl acetate copolymer having a weight ratio of ethylene to vinyl acetate from 2.2 to 24 and a melt index of from 0.2 to 10 dg/min. The blend has a ratio of linear ethylene-C4-C10 ???-olefin copolymer to ethylene vinyl acetate copolymer of from 1.2:1 to 9:1. The film may be a laminate, e.g. with nylon.
Patent GB-2121371-A (GB)
Title: Improvements in or relating to poultry cages
Inventor: ASHCROFT WILLIAM
IPC: A01K31/04
Filed: 1983-06-06
Abstract: A poultry cage has a belt 13 for removal of droppings. When the belt is pulled out the blades 14a, 14b of a scraper 14 engage the belt between rollers 11, 12. On movement of the belt in the opposite direction the scraper pivots at 15 and is not in scraping relationship with the belt. The scraper can be returned to the working position using handle 17; an arm 21 engages bar 20 in this position. <IMAGE>
Patent GB-2126959-A (GB)
Title: Marine antifouling materials and markers
Inventor: BEWS ANDREW MUIR
IPC: B63B59/04
Filed: 1983-09-13
Abstract: A marine antifouling surface comprises a continuum of water insoluble, inert material such as plastic or rubber, having a multiplicity of small discrete exposed areas of copper or copper alloy, or such coated with a further toxin evenly distributed therein, there being at least 9 such areas per square inch (1.4 per cm<2>), the areas being spaced by no more than 7 mm and in total constituting at least 13% of the area of the antifouling surface. The surface is made by applying copper (or copper alloy) or the inert material to a layer of the inert material or copper, respectively, or by mixing small copper (or alloy) pieces in the inert material, to achieve the defined surface. The antifouling surface is particularly useful in coloured marine identification markers. Here, the marker has an alphanumeric display formed by different colour base 25, 26 with copper (or alloy) 27 or 28 distributed on it. <IMAGE>
Patent GB-2133303-A (GB)
Title: Cement mixing tower
Inventor: HERBERT BARRIE
IPC: B28C9/00
Filed: 1983-11-28
Abstract: The tower comprises a plurality of modules 12-15 secured one on another with an upper module 14 being provided with cement 20 and water 21 supply means, an intermediate module 13 being provided with a laterally displaced mixing device 17 for receiving the cement and water, and a lower module 12 for receiving ballast and having a guide shaft 30 with a hoist and skip 31 for raising the ballast to the mixing device 17. The skip is fed from a ballast container 32 in turn fed by a vertical bucket conveyor from a supply hopper. <IMAGE>
Patent GB-838274-A (GB)
Abstract: 838,274. Controlling burners. BAIER, O., BAIER, L., BAIER, W., BAIER, W., BAIER, W., and SCHLUMPRECHT, E., [trading as BAIER, KOMM.-GES., W.]. Sept. 8, 1958 [Oct. 4, 1957], No. 28754/58. Class 75(1) A safety control system for a liquid fuel burner supplied with fuel and air by devices driven by an I.C. engine (not shown) comprises an ignition switch 2 controlling the magneto 1 of the engine, a catch 4 adapted to hold the ignition switch 2 in operative position and a temperature sensitive switch 5 which, when heated by the burner, maintains the magneto 1 energized and releases the catch 4. The switch 2 is pressed against the action of a spring 12 to the operative position shown in which the open contacts 3 remove the short circuit across the magneto 1. The engine is started and the burner put into operation. The switch 5 responds to the temperature in the combustion chamber and opens contacts 6 and closes contacts 8 to energize a heater winding 10 heating a bimetallic member of the catch 4. The bimetallic member warps to release the catch 4 and allow the switch 2 to make the contacts 3 and open the contacts 13 so that the heater winding is de-energized. An indicating lamp 9 is energized as long as the burner is operating. A second temperature responsive switch 14 short circuits the magneto when a high temperature is reached. The bimetallic member and the heating winding 10 may be replaced by a relay.
Patent GB-2154277-A (GB)
Title: Controlling ignition or fuel injection timing of an internal combustion engine
Inventor: HOLLINGTON KENNETH
IPC: F02P17/04
Filed: 1984-02-16
Abstract: A microcomputer 22 has inputs 10 for sensing engine operating parameters such as accelerator pedal position, engine temperature, engine speed and engine load, and outputs 20 to control ignition and injection timing to match stored tables of optimum settings. A measurement of T.D.C. for the various cylinders is supplied to the microcomputer from a microwave transmitter/receiver arrangement 50, 60 which measures the T.D.C. position of the pistons directly by radiating microwave pulses into the combustion chambers via the spark plugs. <IMAGE>
Patent GB-2140578-A (GB)
Title: Optical microscope having adjustable optics to view two specimens
Inventor: MOORE DEREK STANLEY
IPC: G02B21/18
Filed: 1984-02-28
Abstract: An optical microscope comprises an adjustable mounting stage (10) on which a specimen (3) can be located, and a viewing head (1) having an eyepiece (5, 6), and a high magnification viewing system (4) which is focussable on the specimen. The adjustable mounting stage (9, 10) has first and second mounting locations which are spaced apart by a predetermined distance and which serve to mount respectively a first specimen (3) and a second replica or reference specimen (7), the second specimen bearing at least one predetermined reference point, line, grid, area or the like. A low magnification viewing system (8) is positioned to view the second mounting location (7). Adjustable optical means (21, 22) is provided on the viewing head which is adjustable between a first position in which the microscope eyepiece can be used to view the first mounting location via the high magnification viewing system and a second position in which the eyepiece can be used to view the second mounting location via the low magnification viewing system. <IMAGE>