baber/WOPTO huggingface dataset:
Patent GB-2081741-A (GB)
Title: Sintered Anti-abrasive Alloy of Precious Metal
IPC: C22C29/06
Filed: 1981-07-17
Abstract: Solid or liquid phase or infiltration sintered anti-abrasive alloys for decorative ornaments, which comprise one or more metallic materials containing at least 80 weight per cent of one or more of nitrides, borides, and carbides of Ti, Ta, Zr, and W, and one or more precious metal materials containing 30 to 100 weight per cent of one of more of Au, Pd, and Pt, the metallic material(s) comprising 15 to 70 weight per cent of the total weight of the alloy and having been sintered with the precious metal material(s) as binding matrices.
Patent GB-2084560-A (GB)
Title: Disinfection of Aqueous Media
IPC: C02F1/50
Filed: 1981-09-30
Abstract: A composition for the disinfection of aqueous media, particularly bacteria-containing aqueous effluents, comprises a combination of hydrogen peroxide, a soluble copper sat and a low molecular weight aliphatic alcohol.
Patent GB-2107889-A (GB)
Title: Lithographic image deletion fluid
Inventor: BOIELLE JOHN HOWARD
IPC: G03C5/44
Filed: 1981-10-14
Abstract: A lithographic image deletion fluid comprises a solution in a dipolar aprotic solvent, or a solvent mixture containing such a solvent, of a silver bleaching agent and a thickening agent. The solvent or solvent mixture, which is capable of dissolving oleophilic substances not adequately dissolved by previously proposed deletion compositions, has values of fp and fh of greater than 32 and less than 25, respectively, where fp is the percentage contribution of polar forces, and fh the percentage contribution of hydrogen bonding forces, to the solubility parameter ( delta ). A preferred fluid contains an iodine- iodide silver bleaching agent dissolved in a gamma -butyrolacetone-water mixture.
Patent GB-2115214-A (GB)
Title: Assembly and feed apparatus
Inventor: SEARLE CLIFFORD ARTHUR
IPC: H01M10/14
Filed: 1982-02-08
Abstract: Apparatus for assembling end feeding battery separator/plate sandwiches to be positioned at the input end of a conveyor C of a machine for sealing separator sleeves/pockets for use in multi-plate electrical batteries. The apparatus comprises a support frame 1 on which is mounted a flat assembly table 2 which is manually reciprocable on the frame 1, by means of a handle 9, between alternative assembly positions. The table 2 presents two areas A1 and A2 which alternately act as assembly and feed areas. In the limit positions of the table reciprocation the areas respectively occupy sandwich assembly stations AS1 and AS2, and when one of the assembly areas is at the corresponding assembly station the other occupies a central feed station FS aligned with the conveyor C. <IMAGE>
Patent GB-2118040-A (GB)
Title: Oral anti-diabetic preparation
Inventor: GANLEY JOHN ANTHONY
IPC: A61K9/48
Filed: 1982-02-15
Abstract: This invention provides a pharmaceutical preparation which comprises a rigid shell, generally a hard gelatin capsule, containing an intrinsically short-acting anti-diabetic sulphonylurea derivative in admixture with a carrier comprising a hot melt having a melting point within the range of from above room temperature to a temperature below that at which thermal damage is caused to the shell, generally from 25 to 90 DEG C. Glibenclamide is particularly preferred as the sulphonylurea derivative.
Patent GB-2095850-A (GB)
Title: An exposure control system for photographic cameras
IPC: G03B7/16
Filed: 1982-02-25
Abstract: An exposure control system for photographic cameras comprises a computing and controlling circuit for the determination of the necessary stop size and exposure time values and a computer flash unit 11, of which the flash duration is variable in dependence on the light reflected by the photographic object as well as on the exposure times set on the camera. The computing and controlling circuit, which is connected in known manner to a diaphragm and shutter control device, on the one hand, and to the computer flash unit 11, on the other hand, is simultaneously designed as an independent flash program selector for flash control only, for joint flash and diaphragm control as well as for diaphragm and exposure time control without a flash operation. <IMAGE>
Patent GB-2279730-A (GB)
Title: Liquid propellant gun
Inventor: BULMAN MELVIN JOHN
IPC: F41A1/04
Filed: 1982-06-17
Abstract: A liquid propellant gun having a differential piston includes bores through which liquid propellant is fed, being deflected as it passes out of the bores by the bulk combination gas flow forwardly through the projectile chamber to form a continuously replenished film or tube of liquid propellant on the surface of the firing bore. This tube of liquid propellant encircles and feeds a tubular combustion zone and insulates the adjacent surface of the bore from the heat of the combustion zone.
Patent GB-2102588-A (GB)
Title: A focal telescope containing three lens eyepiece
Inventor: LIDWELL MICHAEL OWEN
IPC: G02B13/14
Filed: 1982-06-23
Abstract: An a focal telescope (20) comprises an objective system (21) for use in the IR and an eyepiece system (23) aligned on a common optical axis (19). The eyepiece system (23) is formed by a triplet of lens elements A, B, C of which A and B are positively powered and C is negatively powered. Element C has a concave refractive surface (6) adjacent image (24) and a convex refractive surface (5) which is separated from the adjoining refractive surface (4) of element B by an air space which, in the axial direction, is substantially zero on the axis (19) and which progressively increases in magnitude as the distance off axis increases. The six refractive surfaces (1-6) of the eyepiece system (23) are optionally free from aspherics and refractive surface (1) which is adjacent the pupil (5) may be coated with an anti-reflection coating to avoid narcissus effect. <IMAGE>
Patent GB-2098845-A (GB)
Title: Header for row crop harvester
IPC: A01D43/08
Filed: 1980-09-10
Abstract: A four row header for converging cut crop from four rows into the throat of a forage harvester comprises five crop dividers which form the entrances to four passageways 47, 49, 51 and 53, in the front parts of which are oscillating blade cutters 163, 165, 167 and 169. The passageways are provided with conveyor belt pairs 63, 65, 67 and 69 for feeding the cut crop up the passageway, into the harvester throat, between upstanding infeed rollers 59 and 61. Two belts of two adjacent pairs of the belt conveyors are trained round wheels on individual shafts at the front and round wheels on a common shaft at the rear of the header. <IMAGE>
Patent GB-2106247-A (GB)
Title: Ultrasonic testing of cylindrical test piece
Inventor: GRABENDORFER DR WERNER
IPC: G01N29/04
Filed: 1982-07-06
Abstract: An ultrasonic probe comprises a mount 24 with inclined side surfaces, and a curved base surface for application to a cylindrical test piece. Transducers 14, 16 on the side surfaces of the mount direct signals towards the test piece, the principal axes of the signals intersecting points 18, 19 on a line 20 lying in the base surface and extending parallel to the axis of curvature of this surface. <IMAGE>
Patent GB-2109622-A (GB)
Title: Air-depolarized button cells
Inventor: WIACEK MARIAN
IPC: H01M12/06
Filed: 1982-10-14
Abstract: An air-depolarized button cell, such as a zinc-air cell, is assembled by placing a layer of hydrophobic microporous material 34, preferably polytetrafluoroethylene (PTFE), with a catalytic cathode 22 thereon in a cathode can 12 having an air hole 16 in the bottom thereof. A ring 44 is placed above the cathode electrode, is force fitted within the cathode can, and is pushed downwardly against the cathode electrode structure sufficiently to cause some compression of the PTFE layer 34 beneath the cathode electrode 22 in the area beneath the ring 44. By providing this compressed portion of the PTFE layer, the cathode can is rendered substantially leak-proof, before assembly of the cell. <IMAGE>
Patent GB-2130626-A (GB)
Title: Track levelling and tamping machine with tamping and stabilising means
Inventor: THEURER JOSEF
IPC: E01B27/17
Filed: 1983-04-27
Abstract: A track tamping, levelling and lining machine has a main chassis 6 with spaced undercarriages, and a tool support frame 16 with its own track wheels and universally articulated to the main chassis, carrying a tamping unit 13 and a lifting and lining unit 14. The machine also carries a track stabiliser 36 for applying lateral vibrations to the track. <IMAGE>
Patent GB-2123577-A (GB)
Title: Flow control apparatus and method
Inventor: LUETZELSCHWAB WAYNE E
IPC: E21B43/20
Filed: 1983-06-21
Abstract: The tendency of dilute aqueous polymer solutions, particularly dilute aqueous solutions of partially hydrolyzed polyacrylamide as used as drive fluids and/or mobility control agents in subterranean oil recovery operations, to undergo shear degradation during transportation to the well site by pipeline, is reduced by one or more flow restriction zones (12, 14, 16) in the pipeline (10) interconnected by sections (18, 20, 24) of larger diameter, the flow restriction zones providing a substantial pressure drop in the solution as it flows therethrough. <IMAGE>
Patent GB-2125511-A (GB)
Title: Support frame elements
Inventor: KORTH BERND
IPC: F16B7/04
Filed: 1983-07-29
Abstract: Transverse elements (8) releasably attached to support columns (1) of a support frame are provided at their ends with a clamping mechanism (12) to provide a connection therebetween. The lock (12) contains clamping arms (13) mounted in a plate-shaped open lock housing (15) symmetrically with respect to the longitudinal axis of the transverse element, these clamping arms being capable of being brought into a locking spread position by means of a locking rotor (17) which is rotatably mounted in the lock housing (15). At their head end (33) the clamping arms (13) comprise an inclined surface (32) which produces a keyed engagement with the edge of an opening (11) in the support column (1) when the locking rotor (17) urges the clamping arms (13) into their locking position. The lock (12) is removably retained in the transverse element 8 by a screw. <IMAGE>
Patent GB-2153019-A (GB)
Title: Sealing arrangements for plate heat transfer apparatus
Inventor: WRIGHT FELIX WILLIAM
IPC: F28F3/10
Filed: 1984-01-18
Abstract: In order to provide improved sealing and mechanical interrelationship between the gasket 4 and plate 1 of a heat transfer apparatus such as a plate heat exchanger or a plate evaporator, there is provided a recess 6 in the upper surface of a gasket which engages with the outer face of the gasket recess in the superjacent plate. This provides an essentially Y shaped gasket with improved sealing and lateral engagement. The invention is particularly applicable to arrangements in which the height or depth of the gasket recess is no greater than the width of the recess. One of the limbs of the Y may be of harder material than the remainder of the gasket (Fig. 4). <IMAGE>
Patent GB-2134854-A (GB)
Title: Improvements in or relating to electrostatic printing
Inventor: PAYNE JOHN MICHAEL
IPC: G03G15/24
Filed: 1983-08-02
Abstract: An electrostatic printer for producing an image on a surface comprises a carriage (10) carrying a toner applicator (88), a fixing roller (12), and upstream of the toner applicator an electrostatic printing head (94) adapted to lay down an electrostatic charge image on the fixing roller or on the surface as the head moves across the surface, the toner applicator serving to discharge toner medium onto the electrostatic charge image to which the toner medium adheres and the fixing roller serving to fix the toner medium in position due to pressure as the latter rolls across the surface.
Patent GB-2147580-A (GB)
Title: Improved process for producing L-amino acids from alpha-keto acids by fed-batch fermentation
Inventor: FREITAG CAROLYN MAY
IPC: C12R1/13
Filed: 1984-07-27
Abstract: A process is disclosed for preparing L-amino acids by contacting a logarithmically growing culture of suitable microorganisms with the corresponding alpha-keto acids with the rate and timing of the alpha-keto acid feeding being correlated to the rate of culture growth e.g. by monitoring changes in the pH of the culture broth brought about by changes in culture growth rate. Both the upper and lower pH levels can be controlled during fermentation to maximize the environmental conditions for the conversion of the precursor to the L-amino acid by the growing culture.
Patent GB-2164545-A (GB)
Title: Devices for mounting articles on bars
Inventor: PORTER GERALD MICHAEL
IPC: A47B57/26
Filed: 1984-09-21
Abstract: A device suitable for shelving including upright posts (12) each having a series of indentations (11) engageable by projections on resilient fingers of sleeves (22) which are pressed together by sockets (17) on the corners of a shelf to engage the projections in the indentations. <IMAGE>
Patent GB-2147866-A (GB)
Title: Extensible conveyors
Inventor: WIESENBAUER HUBERT
IPC: B65G21/14
Filed: 1984-10-09
Abstract: An endless belt conveyor device is extensible and collapsible on being unwound from, or wound on to, a drum (22). Its endless belt (7), driven from its free unwound end is carried between two lateral frames which are collapsible for winding on the drum. Each frame comprises, when extended, an upper chord (1) and a lower chord (2). The upper chord (1) comprises sections (8) linked to pivot about axes (9). Cranked rods are connected to the upper chord sections. As the upper chord sections are aligned these rods bring linked sections into alignment to constitute the lower chord (2). The winding drum may be supported on a wheeled chassis to render the device mobile. <IMAGE>
Patent GB-2152495-A (GB)
Title: Cutting optical fibre ribbon
Inventor: ANDERSON IAIN
IPC: G02B6/25
Filed: 1984-12-07
Abstract: In a method of preparing an optical fibre ribbon with an end face suitable for jointing to another optical fibre ribbon, the length of optical fibre ribbon is supported on a smooth convexly curved, preferably resilient, surface and a rectilinear cut normal to the axes of the optical fibres is effected across the whole transverse width of the ribbon to a depth sufficient to effect a transverse score in each optical fibre. The ribbon is then bent about an axis extending normal to the axes of the optical fibres to such an extent that the fibres of the ribbon break to form on the fibres end faces which are flat and lie in a common plane radial to the axes of the fibres. A tool for performing the scoring step is also described.
Patent GB-2158423-A (GB)
Title: Closures for containers
Inventor: JUTY ANDRZEJ JAN JOSEF
IPC: B65D17/347
Filed: 1985-03-15
Abstract: A tear open plastics closure for a can end having a pouring aperture and a venting aperture comprises respective annular collar portions (21,23) fitting in an airtight manner in the apertures and plugs (22, 24) rupturably sealed over the mouths of the collars and capable of being forces back into the collars to re-seal the apertures, the plugs being connected together by a connecting manner (25) which is flexibly connected (e. g. by a step piece (32) and a yoke (33)) to one of the collar portions. The connections between each collar portion (21, 23) and the other parts of the closure ensure that the collar portions can tilt and move laterally relative to one another. For example, the collar portions may have no diret connection with one another but be attached solely to the plugs (22, 24) and by the flexible connection of one collar portion (21) to the connecting member (25). Alternatively they may be connected by a narrow flexible bridge.
Patent GB-2169197-A (GB)
Title: Improvements in or relating to bedpans
Inventor: WALLER MARTIN
IPC: A61G9/00
Filed: 1985-04-04
Abstract: A bedpan comprises a reusable support (10) and a disposable liner (20). The reusable support comprises a receptacle support portion (11) having side walls (12) and a seat portion (13) above the walls, the seat portion having an extension (14) extending forward of the receptacle and the whole of the receptacle portion being disposed to the rear of the extension whereby the receptacle (11) does not extend under the extension (14) of the seat portion. The liner has a corresponding receptacle portion (21) having side walls (22), a seat portion (23), an extension (24) and a shallow skirt (25) such that the liner may be positioned in and over the reusable support. <IMAGE>
Patent GB-2161657-A (GB)
Title: Mounting electrical switch on printed circuit board
Inventor: TAYLOR WILLIAM FRANCIS ANTHONY
IPC: H01H1/58
Filed: 1985-06-11
Abstract: Electrical switching apparatus (2) comprising a British Telecommunications Type 1000 lever switch (4) mounted on a printed circuit board (16), the switch (4) having terminals (14) which are soldered to solder connection points of a printed circuit on the printed circuit board (16). <IMAGE>
Patent GB-2182132-A (GB)
Title: Heat storage devices
Inventor: LANE RICHARD JOHN
IPC: F24H7/02
Filed: 1985-08-09
Abstract: A heat storage device comprises a casing (6) defining a chamber within which a core (8) of heat storage elements is mounted, electrical heating means (10) being provided to heat the core in conventional manner. Air is drawn into the device through an inlet (12), passing through a primary flow passage (16) and exiting to the room being served through a primary outlet (14). The air exiting through the secondary outlet (24) is cooler than the primary outlet air which it overlies to discourage hot air rising to ceiling and heating room from top towards bottom. <IMAGE>
Patent GB-2168545-A (GB)
Title: A profile for bordering the edges of an opening
Inventor: KIRMA SAFA
IPC: H02G3/22
Filed: 1985-12-16
Abstract: A plastics U-shaped profile is used for bordering the edges of an opening 2 in a metal plate in an aircraft, and through which electrical leads or pipelines are conducted. The profile 3 is provided with means, for example carrying members 5, so that the electrical leads or pipelines can be fastened thereto by means of cable binders 7. Other embodiments (Figs. 3 to 7) have slots (14) through which straps for securing the leads are passed. The profile has notches (15) to allow it to bend to conform to the opening. Reinforcing members (18) of steel or glass or carbon fibre may be provided in the profile. <IMAGE>
Patent GB-2173621-A (GB)
Title: Safety devices for burners
Inventor: MCCULLOCH DONALD PATON
IPC: F23N5/24
Filed: 1986-03-10
Abstract: A fuel supply shut off system for a burner comprises a thermomechanically actuated diaphragm valve 52 in the fuel supply line. A cable 42 is connected via spring loaded diaphragm 48 to a plunger 50 that controls the amount of gas passing through its valve. The cable 42 is connected to a thermomechanical mechanism located in a position which only gets hot if a malfunction occurs. <IMAGE>
Patent GB-2178077-A (GB)
Title: Fabric stenter frame
Inventor: FREIBERG HELGE
IPC: D06B3/10
Filed: 1986-04-15
Abstract: To ensure that the chain 6 of a fabric stenter frame does not attain high temperatures which are inadmissible for the chain bearings, means 14 of blowing ambient air on the bearings of the chain are associated with the intake field 1 and/or outlet field 3 of the chain track 7. The longitudinal edges of the fabric 5 are clamped by clamping means 19 of the endless chain 6 and the fabric travels via the intake field 1 to a heat treatment field 2 before travelling through the outlet field 3. The blowing means 14 comprises a fan 26 which blows air through ducts 24, 25 and apertures 27 formed underneath each chain track 7. The chain 6 may be a roller or a slide chain. <IMAGE>
Patent GB-2176413-A (GB)
Title: Exercise bicycle stand
Inventor: THOMAS COLIN MALCOLM
IPC: A63B69/16
Filed: 1986-06-16
Abstract: A conversion kit that can be attached to an ordinary bicycle to convert it into a static exercise bike, and can be easily removed to allow the bicycle to be used for normal riding. The kit comprises a tubular stand (1) which is generally U-shaped, the legs of which fit on to a base bar (3) to keep the legs stable. There is also provided a wheel support base (2) with a pair of rollers on which the bicycle rear wheel can rest. <IMAGE>
Patent GB-2178058-A (GB)
Title: Improvements in electrolytic galvanising processes
Inventor: ALOTA SANTA
IPC: C25D3/22
Filed: 1986-07-04
Abstract: The body to be zinc coated is made to pass continuously through an acid electrolytic solution containing zinc ions in a cell and serves as the cathode, while the electrolytic solution is made to flow in the space between the cathode and a specific anode. The plating current density is chosen in dependence on the fluid dynamic conditions of the electrolytic solution, the relationship being defined substantially by the formula
    I=KCRe<n>
 where
    I is the current density in A/dm<2>,
    C is is the zinc concentration in g/l,
    Re is the Reynolds number characteristic of the electrolytic solution flow, and
    K and n are empirical variables depending essentially on the geometry of the cell.
Patent GB-2177615-A (GB)
Title: Hydrotreatment catalyst
Inventor: LARRAURI JOSE MARIA
IPC: C10G11/02
Filed: 1986-07-10
Abstract: The conversion of heavy hydrocarbons to light ones, is carried out with a catalyst prepared from a naturally occurring material characterized by an elemental composition comprising aluminum, iron, silicon, magnesium and titanium by the thermal and chemical treatment of the naturally occurring material with steam/H2 + H2S so as to change the physical properties and surface chemical properties of the starting material.
Patent GB-2178602-A (GB)
Title: Insulated anchor or suspension clamp
Inventor: BUCHELE DIPL-ING NORBERT
IPC: G02B6/48
Filed: 1986-07-28
Abstract: A metallic clamp housing 8 for a power-supply cable or fibre-optic cable 1 has a two part electrically insulating body 2 which extends beyond the ends of the housing. The gaps between the insulating body 2 are filled with silicone resin 6 to prevent tracking within the clamp. Annular grooves 5 may be provided on the body 2 to increase the creepage distance of the body. The housing 8 is hinged 9 and secured by a nut and bolt 11, 12. The housing may be provided with two straining links 14 to form an anchor clamp or may be a suspension clamp (Fig. 4). As a suspension clamp the housing is of uniform cross-section not wedge shaped. <IMAGE>
Patent GB-2182547-A (GB)
Title: Bracket for attaching an article to a post
Inventor: MCCORMICK MATTHEW
IPC: G09F7/18
Filed: 1986-10-27
Abstract: A bracket for use in attaching an article to e.g. a post comprises a flat, rectangular plate component 10 and a bridge member 14, the bridge member having an intermediate portion 16 lying against one side of the plate and head portions 20 at its opposite ends. The bracket is positioned with the other side of the plate against the post and banding is coupled to the head portions (e.g. using slots 21), passed around the post and tightened in order to pull on the bridge member so as to clamp an article or portion thereof between the intermediate portion 16 and the plate. The bracket is formed of sheet metal components and is of simple construction. <IMAGE>
Patent GB-2187269-A (GB)
Title: Drum magazine
Inventor: LEROY JAMES SULLIVAN
IPC: F41A9/73
Filed: 1986-03-17
Abstract: A drum magazine (10) is disclosed for successively feeding a plurality of cartridges (21, 22) to a firearm (11). The magazine has drum shaped housing (12) having a cartridge exit opening (25) at the side of the housing. A rotational cartridge carrying means (16, 17) is disposed within the housing (12) to define a cartridge space (20) between the cartridge carrying means and the inner wall of the housing, for receiving two offset concentric rings of cartridges. A cam means (24) within the housing (12) defines, with the housing, a passage from the cartridge space to the exit opening of the housing means, for urging two offset concentric rings of cartridges (21, 22) alternately together into a single row when cartridges are moved out of the housing.