baber/WOPTO huggingface dataset:
Patent GB-2081239-A (GB)
Title: Oxidation of SO2 and H2SO4 manufacture
IPC: C01B17/78
Filed: 1981-07-16
Abstract: A catalytic contact oxidation process for producing sulfur trioxide from sulfur dioxide comprises passing a gas stream containing sulfur dioxide and oxygen in contact with solid, sulfur dioxide oxidation catalyst at an elevated temperature and at a superficial gas velocity of at least about 500 ft./min., preferably about 1500 to 2500 ft./min., wherein the oxidation catalyst is monolithic and has a plurality of gas passages providing a cross-sectional open area of at least about 50 percent for gas to flow therethrough with at least 50 gas flow passages per square inch of cross-sectional area.
Patent GB-2109606-A (GB)
Title: Display device and method of manufacture
Inventor: OHNO HIROKO
IPC: G09F19/14
Filed: 1981-11-05
Abstract: A display device comprises a surface 3, Fig. 2, from which planar members 2, preferably L-shaped members 10, Fig. 4 extend perpendicularly. The members 2, 10 are arranged along edges 4 of a grid defining cells on the surface 3. In use, when illuminated from a first direction 13, parts 11 of the members 2, 10 cast shadows to form a first image, and when illuminated from a second direction 14, parts 12 of the members 2, 10 cast shadows to form a second image. Illumination from the two directions can be provided by sunlight or artificial light. The device may be made by forming first and second images by polygraphic screening or a half-tone process (Fig. 1), calculating the shaded areas required for each cell on the surface 3 and then constructing the parts 11, 12 of the correct height (h, Fig. 5) to cast shadows to form pictures (Figs. 6 and 7) on the same surface depending on the direction of light. <IMAGE>
Patent GB-2111121-A (GB)
Title: Control of an engine exhaust gas cooling water valve
Inventor: NURSAW ROGER MICHAEL
IPC: F01N3/04
Filed: 1981-12-04
Abstract: A valve (3, 6) operable to vary the flow of cooling water fed via outlet (5) to a spray nozzle and into the exhaust gas has a pivot arm arrangement (18) sensitive to movement of a fuel pump activating lever (2) so that the cooling water flow varies in accordance with the amount of exhaust gas. <IMAGE>
Patent GB-2111413-A (GB)
Title: Machine head mechanism
Inventor: BOWDEN JOHN ROBERT
IPC: B23Q39/04
Filed: 1981-12-04
Abstract: The machine head mechanism of an automatic shaping or drilling machine, e.g. for plastic garment buttons, comprises a carrying plate 10 hingedly connected at one end to a bed plate 12 of a work carrier. A machine head mounted on the plate at an opposite end to the hinge connection is adapted to reciprocate with the plate as a rigid unit through a small angular arc to move rotary tools with spindles 14 simultaneously into and out of working engagement with blanks positioned on the work carrier. The reciprocation of the plate is by a cam 27 and a double reduction drive 33-37. <IMAGE>
Patent GB-2089723-A (GB)
Title: Improvements in waste compactors
IPC: B30B9/30
Filed: 1981-12-18
Abstract: There is disclosed apparatus for the control of movement of a compaction ram (1) of a waste compactor. A metal target (4) is spaced from a surface of the ram and at each end position of travel of the ram (1) lies adjacent a proximity switch (5 and 6). The switches are adapted to detect the presence of metal within a predetermined range, which is less than the distance separating the ram (1) from the switches (5 and 6), and in response thereto initiate a change in direction of travel of the ram (1). The switches may be of an inductive or magnetic type or may comprise an emitter of a beam of visible light, infra red light or ultrasonic waves and a receiver therefor. <IMAGE>
Patent GB-2091737-A (GB)
Title: Cationic resins useful for coating compositions
IPC: C09D5/44
Filed: 1982-01-22
Abstract: A process for coating substrates comprising applying to the substrates an aqueous dispersion comprising an acid-solubilized reaction product of:   (A) an amino group-containing polymer (especially a polyepoxide amine adduct), and   (B) a thermally unstable acid of the structure;   <IMAGE> wherein at least one member of the group X, Y and Z is selected from the group consisting of thiol, cyano, hydroxyl groups, and an unsaturated hydrocarbyl group in conjugation with the carbonyl group, and each of the other is a hydrogen or a hydrocarbyl group; provided that when either X, Y or Z is hydroxyl, the remaining groups are hydrogen. The coating compositions yield non-corrosion vapours upon baking at cure temperatures.
Patent GB-2096323-A (GB)
Title: Gas flow meters
IPC: G01F1/64
Filed: 1982-03-04
Abstract: A corona-discharge type gas flow meter includes a discharge electrode 11, and a split collecting electrode 12a, 12b. The collecting electrodes are connected to input amplifiers (17, 18) which act as current-to-voltage converters receiving a reference signal from an integrator (21) acting to integrate the sum of the outputs of the input amplifiers. The output of the integrator (21) is used to control an EHT supply (14) for the discharge. An output amplifier (26) provides a flow signal by summing the signal from one input amplifier (17), from a variable offset nulling signal derived via an amplifier (36) from the integrator (21) and a fixed offset nulling signal from a potentiometer (29). <IMAGE>
Patent GB-2095629-A (GB)
Title: Electrical equipment carrier for vehicles, e.g. police cars
IPC: B60R11/00
Filed: 1982-03-29
Abstract: The carrier is roof mounted and includes at least one electrical equipment container (22), a walled support (21) for supporting the container, or containers, and an overhead control panel (25) mounted on the underside of the control means for projection through a roof aperture (30), wherein the control panel is connected via releasable electrical connectors to control the equipment and arranged so that the equipment may be controlled by a vehicle occupant. The equipment may include a radio transceiver, loudspeaker amplifier, and lamps. <IMAGE>
Patent GB-2098914-A (GB)
Title: Mechanical device used in the construction of various tools
IPC: B25B27/02
Filed: 1982-04-22
Abstract: The device which in particular is usable in the construction of an extractor for pulleys and similar elements, is composed of two primary bars (3, 12) each with a projection to hold the object to be extracted, and two secondary bars (1, 2, 13, 14) placed transversely to the primary ones. Of the secondary bars, the upper barisa guide for the primary bars (3, 12) to remain co-axial while the lower bars (2, 14) by means of their inclined planes and together with the complementary inclined planes (16) which are present on the primary bars (3, 12), contribute to the two primary bars (3, 12) moving closer together or respectively further away from each other. <IMAGE>
Patent GB-2105076-A (GB)
Title: Communication arrangement
Inventor: GRATTIDGE FREDERICK JOHN
IPC: H04M11/04
Filed: 1982-06-28
Abstract: A communication arrangement comprises an alarm circuit adapted to provide a signal, for example in the event of an unauthorised entry to premises, which automatically effects dialling of a preset number on a telephone handset. On communication being established with the desired remote location, for example the police, a preprogrammed speech synthesizer automatically sends a discrete identification signal to the remote location advising of a burglary in progress. The synthesizer is programmed by the user by means of a programming strip (12) and a finger (26) which completes appropriate parts of the circuitry, whereafter the desired message is entered on an integrated circuit. <IMAGE>
Patent GB-2110179-A (GB)
Title: Blast attenuator
Inventor: LEIDEL DAVID JOHN
IPC: F42D5/045
Filed: 1982-09-03
Abstract: An underwater blast attenuator (10) comprises an inner, plastically deformable shell (14, 14') surrounded by an outer shell (16, 16') adapted to contain the remaining explosive force of the blast to be attenuated after the inner shell has been plastically deformed, there being an air space (26, 26') between the inner and outer shells. Such attenuators are placed around explosive devices to shield adjacent structures from the explosive forces. One use is around explosive devices on anchor chains of offshore rigs, the explosive devices being utilised to sever the anchor chains. <IMAGE>
Patent GB-2130551-A (GB)
Title: Magnetic tape cassette containing two tapes
Inventor: RUBENSTEIN LEONARD
IPC: G11B23/06
Filed: 1982-09-22
Abstract: A magnetic tape cassette houses two tapes, a reel-to-reel tape 34 and an endless tape 90. Both tapes may be driven together or separately in a forward or reverse direction by means of a capstan pinchwheel drive and drive to the supply and take up spools. The endless tape 90 is mounted on a plate 101 around rollers or posts and the reel-to-reel tape is mounted on reels carried by the lower cassette casing half 42. The two tapes can then be brought together with upper cassette casing half 8 being screwed via holes 102-105 into the lower cassette casing. The plate 101 carries tongues which space the tapes vertically apart. The cassette may be used in automatic telephone answering and reading machines. <IMAGE>
Patent GB-2109865-A (GB)
Title: Gas turbine engine compressor air intake
Inventor: PELLOW TERENCE RALPH
IPC: F02C7/05
Filed: 1982-11-12
Abstract: The intake comprises an arcuate primary duct 14 which communicates with the compressor 17 and which is provided with a frangible wall portion 18. The latter provides a barrier between the primary duct 14 and a secondary duct 21 and is so arranged to be impacted and penetrated by a foreign body, such as a bird which is above a predetermined weight, which has been ingested through the primary duct inlet 15. After penetrating the wall portion 18 the foreign body passes through the secondary duct 21 and is discharged therefrom at 22.
Patent GB-2113924-A (GB)
Title: Improvements in or relating to electric motors and components therefor
Inventor: HAYES ALAN
IPC: H02K5/22
Filed: 1983-01-07
Abstract: An electric motor adapted to be assembled automatically with the minimum of manual handling has a brush box sub-assembly having a brush box (40) with two opposed side walls and containing a brush (48). The two opposed side walls are stressed to grip and hold the brush (48) against movement, the brush (48) being released for movement in the brush box (40) by separating sufficiently the opposed side walls upon insertion in the electric motor (1, 9, 11, 12). Preferably, the brush box (40) has a slot (41) between the opposed side walls and a member in the motor is forced into the slot (41) to separate the side walls. In assembling the motor, its stator (1) is located on an end cap (12), the rotor (9) inserted into the stator (1), and then the distance measured between an end face (6) of the stator (1) and a location on the shaft (10) of the rotor, subsequently a shaft bearing (19) in the end cap (11) is pressed inwards an amount related to the measured distance to determine the end float of the shaft (10). The end caps (11, 12) of the motor are both located directly on the end faces (5, 6) of the stator (1) and have an open structure. <IMAGE>
Patent GB-2115486-A (GB)
Title: I.C. engine inlet valve form
Inventor: SLEE ROGER HARVEY
IPC: F01L3/06
Filed: 1983-02-21
Abstract: The valve head includes a transitional portion 19 between the seating surface 16 and the constant diameter valve stem 131 which flares outwardly from the end of the stem to the seating surface. The axial length of the transitional portion is more than 80% up to 100% of the diameter of the seating surface to provide a smooth flow passage for a charge when the inlet valve is open. <IMAGE>
Patent GB-2117215-A (GB)
Title: Water-soluble colorant for food products
Inventor: PASCH JOHN HOWARD
IPC: A23L1/275
Filed: 1983-03-18
Abstract: A water-insoluble dye. such as indigo, is combined in its soluble leuco form, in aqueous solution, with a water-soluble food grade substrate such as starch. After oxidizing to convert the dye to its water-insoluble, colored, form, the aqueous solution is dried to provide a dry, water-soluble food colorant comprising the substrate dyed with the water- insoluble dye. The product is conveniently provided in particulate form such as by spray drying, and finds particular use in dry beverage mixes where a water-soluble colorant is desired.
Patent GB-2140554-A (GB)
Title: Temperature measuring arrangement
Inventor: DAKIN JOHN PHILIP
IPC: G01K11/32
Filed: 1983-05-26
Abstract: A temperature measuring arrangement comprises means 2 for generating and launching light pulses into one end (i.e. launch end) of an optical fibre 1 which serves as a temperature sensing element and optical directional coupling means 6 located at the launch end of the temperature sensing element for directing the total back-scattered light from temperature measurement points along the sensing element into an optical back-scatter selection means which filters out a band of back-scattered light of wavelengths embracing so-called Rayleigh and Mie and Brillouin wavelengths but which permits passage of light at the so- called Stokes (Raman) and Anti-Stokes (Raman) wavelengths to processing means for providing temperature measurements. The selection means may comprise an optical dichrometer with a grating 4 or the equivalent and detectors 7 of the back-scattered light at the Stokes and Anti-Stokes wavelengths respectively. <IMAGE>
Patent GB-2145445-A (GB)
Title: Anchorage for concrete
Inventor: KOSZTA IMRE
IPC: E04B1/18
Filed: 1983-08-23
Abstract: An anchorage element (3) having a dove-tail cross-section (thereby forming a recess in the reinforced concrete slab (2)), locates the end of a connection rod (5) in the recess. The rod (5) and the slab (2) are fixed together by packing (6) or by a wedge (not shown) or the end of the rod (5) is held in the element (3) by a push fit or by the shape of the recess defined by the element (3). The element (3) and/or the end of the rod (5) are made of an elastic material to dampen forces that could be transmitted by the rod. <IMAGE>
Patent GB-2134072-A (GB)
Title: Booms
Inventor: MUSE NEVILLE
IPC: B66C23/70
Filed: 1984-01-06
Abstract: A boom section (14) for a crane or the like comprises four longitudinal stiffening members (16), shown as rectangular hollow sections, interconnected with four substantially flat longitudinal plates (17) embossed at various intervals (see 20), the arrangement being such that the boom has a substantially diamond shaped cross-section. As shown the boom section (14) telescopes within a boom section (12), bearing means (22) being provided on the inner face of the members (16) of the section (12) to bear against the outer face of the members (16) of the section (14) and comprising pads (24) to take up horizontal forces and pads (26) to take up vertical forces. <IMAGE>
Patent GB-2139096-A (GB)
Title: Absorbant structure with reservoirs and a channel
Inventor: HOLTMAN DENNIS C
IPC: A61F13/00
Filed: 1984-04-27
Abstract: An absorbent structure is provided which contains a loosely compacted cellulosic fibrous batt having two reservoirs and a connecting channel. The absorbent structure may be an infant diaper, an adult diaper, a sanitary napkin and incontinence pad or the like.
Patent GB-2160403-A (GB)
Title: Harvesting device
Inventor: BALMAIN HUBERT BERNHARD
IPC: A01D46/24
Filed: 1984-06-18
Abstract: Harvesting device comprising an harvesting mechanism 3 on the end of a telescopic arm 3a, able to clamp the stem of a crop to be harvested, sever the stem and retain the crop held thereto for movement of the crop to a storage means. The harvesting device is mounted to a prime mover 1 for enabling movement through the crop to be harvested. <IMAGE>
Patent GB-2151560-A (GB)
Title: Amphibious equipment for hauling ashore and launching of hydrofoil and small coastal crafts
Inventor: RODRIQUEZ DR RICCARDO
IPC: B60F3/00
Filed: 1984-12-14
Abstract: At or near each corner of the amphibious equipment is a hollow vertical buoyancy tube 18 or 16, which can be selectively flooded to alter the draft or swung outboard to facilitate entry and pickup of a floating hydrofoil or like craft and then back inboard to grip the hull. Also at each corner are hydraulically driven track pairs 5, working off hydraulic pressure generated on board, tiltable to cope with sea-bed or shore configuration; and individually turnable to manoeuvre or move the equipment when standing on the sea-bed. Tracks 5 are mounted on cylinders 6,7 whereby the effective sea-bed load can be increased i.e. by forcing more of the equipment out of the water than natural buoyancy permits. <IMAGE>
Patent GB-2152361-A (GB)
Title: Beverage vessel
Inventor: GEROLD CHRISTIAN
IPC: A47G19/12
Filed: 1985-03-07
Abstract: A beverage vessel, for example a coffee can of an electrical coffee machine, comprises a receptacle (2) of glass or ceramic material and a handle (4) secured to the receptacle by a layer (18) of adhesive material. The handle has a mounting surface which is permeated by ventilation channels (20), one end of each of which communicates with the adhesive material layer and the other end of each of which opens into a space (26). Material of the layer (18) extends through the channels (20) into the space (26) to form therein anchoring portions (38) wider than the channel. In a modification, the channels are tapered and are formed in a plate which is not integral with the handle. <IMAGE>
Patent GB-2156941-A (GB)
Title: Flexible blanket
Inventor: WATERS CHARLES MICHAEL
IPC: E02B3/12
Filed: 1985-03-13
Abstract: A flexible blanket for protection or stabilisation of underwater structures and pipe lines, unstable beds and embankments, comprising a plurality of segments (1) arranged in one or more layers (10) each one segment in height, the segments of the or each layer (10) being disposed substantially contiguously at least at a median zone (2) of their height dimension, each segment (1) tapering substantially regularly from a maximum cross section at said median zone (2) to a minimum cross section at one or both ends thereof, and each segment being so bonded to each adjacent segment in the region of their respective median zones that the segments are held substantially contiguously but are free to pivot relative one to another about the bond in so far as is permitted by said taper, that the arrangement of the tapers being such that each segment is capable of pivotting with more than one degree of freedom. <IMAGE>
Patent GB-2178281-A (GB)
Title: Trotting swim feeder
Inventor: CARGILL ALAN
IPC: A01K97/02
Filed: 1985-07-31
Abstract: A Swim Feeder of cylindrical body with grills and at each end for easy water access, made in a sinkable plastic that won't affect float performance, combining a trap door 4 openable at a moment of the angler's choice, allowing him to release scatter bait at a desirable depth, by a "sinking" action as a result of which the feeder travels rapidly a short distance through the water which causes flap 9 to bend backwards, releasing catch 9 from lip 7. <IMAGE>
Patent GB-2179454-A (GB)
Title: Probe for measuring, and/or for exercising a control in dependence upon the value of, a characteristic of a material, and method of using saidd probe
Inventor: AGAR JORAM
IPC: G01F23/24
Filed: 1985-08-21
Abstract: A probe (10) for measuring a characteristic of fluid or solid material or materials and/or for exercising a control in dependence upon the value of said characteristic, comprises an electrically conductive probe member (11) which carries at least one electrically conductive antenna device (14) which is insulated from the probe member and is spaced from the latter by at least one gap (15) whose size is not more than half the maximum width or diameter of the respective antenna device (14); electrical means (16) which are arranged in operation to produce an electrical field (23) between the probe member (11) and the or each antenna device (14); and signal-producing means (17), responsive to the output of the electrical means (16), for producing a signal functionally related to the value of said characteristic. The antenna device may be annular. A guard electrode separated from the antenna device by insulation may be positioned on the opposite side of device (4) to probe member (11). <IMAGE>
Patent GB-2182215-A (GB)
Title: Digital control circuit for motor control
Inventor: BLOOMFIELD HENRY EDWARD JOHN
IPC: H02P7/29
Filed: 1985-10-25
Abstract: A digital control circuit for controlling the flow of current through a motor in dependence upon a received pulse width modulated signal, comprises a source 10 of clock pulses, a counter 12 for counting clock pulses and developing a count representative of the duration of each received pulse of the p.w.m. signal, and a circuit for processing the latter count and for interrupting the flow of current to the motor with a mark to space ratio dependent upon the count. The application to the control of model vehicles is suggested. <IMAGE>
Patent GB-2167107-A (GB)
Title: Drilling bits
Inventor: BROWN KEITH MALCOLM
IPC: E21B4/00
Filed: 1985-11-12
Abstract: A drilling bit is provided with one or more cutting wheels (26) each fitted with a plurality of circumferential polycrystalline diamond cutting blanks (30). In order to maintain overall bit performance if blanks (30) are damaged or lost, the individual wheels (26) are arranged to be rotatable by the action of the bit penetrating the surrounding formation, independently of the rotary motion of the bit itself. Rotation of the wheels (26) can be made unidirectional by the provision of a ratchet and pawl mechanism. <IMAGE>
Patent GB-2168401-A (GB)
Title: Pitched roof assembly
Inventor: ROBERTS PETER MANSELL
IPC: E04B7/20
Filed: 1985-12-06
Abstract: A pitched roof unit 31a-d comprises two parallel rafters 35a-d, 36a-d pivoted to roof beams 11a-d, 12a-d so as to be transportable in a collapsed position parallel to the beams and erectable on site to an inclined position where rafters are joined together to constitute a pitched roof. The two rafters of a pitched roof unit are permanently connected together by purlins 40a-d, 41a-d and one of the rafters has pivotally connected thereto a movable purlin 41a-d so as to be transportable in a position in which the movable and permanent purlins lie back to back and is movable on site so that the movable purlin extends substantially end to end with the permanent purlin 40a-d so as to connect the rafter of the unit, to which the movable purlin is pivoted, to the rafter of a similar unit unprovided with a movable purlin. <IMAGE>
Patent GB-2174056-A (GB)
Title: Rotary transfer apparatus for placing precut wafer pieces into casting moulds, particularly for chocolate slabs
Inventor: HAAS SEN FRANZ
IPC: B65G47/84
Filed: 1986-03-26
Abstract: The apparatus comprises a drum (5) provided with retaining means for retaining the wafer pieces (1) and adjacent to the upper apex of the drum comprises a supporting plate (6) and an arresting device (9) for supporting and arresting, respectively, the wafer pieces on the supporting plate. A conveyor (4) for the casting moulds (3) is provided adjacent to the lower apex of the drum (5). That apparatus is proposed to be simplified in that the retaining means define wafer piece bearing surfaces (23) formed with vacuum orifices (22), and stops (24), which succeed respective wafer piece bearing surfaces and are engageable by the leading end faces of the wafer pieces. The drum consists of a vacuum drum. The vacuum orifices (22) communicate with a vacuum source through vacuum ports (28), which extend inwardly through the shell (27) of the drum (5). The action of the vacuum retaining the wafer pieces (1) on the wafer piece bearing surfaces (23) can be assisted by a preferably driven roll (31), which is disposed adjacent to the upper apex of the drum (5) and cooperates with the wafer piece bearing surfaces (23). <IMAGE>
Patent GB-2170749-A (GB)
Title: Box in which partitioning panels are stacked
Inventor: CHENEL GUY GILBERT
IPC: B65G7/12
Filed: 1986-04-01
Abstract: The box 43 is pivotally supported on a chassis 46 to enable the panels 24 to be removed laterally of the box. <IMAGE>