baber/WOPTO huggingface dataset:
Patent GB-876776-A (GB)
Title: An improved device for holding and distributing loose materials over and on the ground
Inventor: TOPP HEREWARD JOSEPH BETHERIDG
IPC: E01C19/20
Filed: 1957-12-30
Abstract: 876,776. Powder distributers. TOPP'S PATENTS Ltd. Dec. 30, 1957, No. 40334/57. Class 6(1). A device for distributing loose materials over and on the land comprises a hopper provided with a rotatable base plate 1, and a guide member 23 which guides material carried by the plate 1 to an opening 16 controlled by a shutter operated by a lever 22, the material, falling on to a distributer disc 18 which is driven by means of a shaft 24 from a motor 28, the plate 1 being provided with a gear ring in its underside and being driven from a wheel 11 through a clutch. The upper surface of the plate 1 may be provided with ridges 15 or studs and grooves may be provided. In a modification the material discharged from the opening 16 may be elevated by a conveyer to permit loose material to fall down on to an elevated spinner or spinners. The device may be mounted on a truck and driven from the rear wheels of the truck. Specification 876,775 is referred to.
Patent GB-1396928-A (GB)
Title: Recovery of silver from waste materials
IPC: C01G5/00
Filed: 1972-08-31
Abstract: 1396928 Silver compound recovery EASTMAN KODAK CO 31 Aug 1972 [1 Sept 1971] 40347/72 Heading C1A [Also in Divisions C3 and C7] Silver compounds are recovered from an aqueous gelatinous liquid containing emulsified Ag compounds, e.g. wash water from photographic emulsion manufacture, by mixing the liquid with an amino-acid forming enzyme which reacts with the gelatine to produce a peptide. The pH is adjusted to 2À5-4À2, preferably 3À5, to effect precipitation of the peptide and the associated Ag compounds. The precipitate may be passed to an incinerator where Ag is recovered as a silver-bearing ash. Suitable enzymes include trypsin, pepsin, pancreatin and ficin. The liquid is heated to 48-52‹ C. during the reaction of the enzyme.
Patent GB-1462840-A (GB)
Title: Safety closure and container-closure incorporating such safety closure
IPC: B65D55/02
Filed: 1974-09-17
Abstract: 1462840 Childproof closure ALUMINUM CO OF AMERICA 17 Sept 1974 [3 Oct 1973] 40498/74 Heading B8T An internally threaded moulded plastics safety closure 10 comprises an integral resiliently deflectable annular band 12 rigidly connected to the bottom of the closure skirt 14 by at least one bridge 16, and the at least one ratchet tooth 22 has a vertical surface 23 for engagement against vertical surfaces 38 on the container teeth 34 to prevent unscrewing of the closure unless said band is deflected upwardly to disengage said tooth or teeth 22. Knurling on the skirt 14 and band 12 or outwardly extending flanges on the band 12 aid gripping of the closure. The band 12 is deflected either by pulling upwardly or squeezing the ring at diametrically opposite points when the camming action of teeth 22 on the surface 40 causes the ring to move upwardly. There are preferably two diametrically opposite series of teeth 22 and two, four or two series of teeth 34, their spacing and number being adjusted to improve the locking engagement with teeth 22. A depending flange on the band 12 may conceal the teeth 22 from external view and inclined surfaces on complementary peripheral edges of the skirt 14 and band 12 may be provided to coact and to cam the band upwardly when it is squeezed. The closure may be have a sealing disc.
Patent GB-1433220-A (GB)
Title: Motion transmitting mechanisms
IPC: F01P7/04
Filed: 1973-08-30
Abstract: 1433220 Change-speed gear; friction and ratchet clutches FMC CORP 30 Aug 1973 [2 Oct 1972] 40827/73 Headings F2C and F2D In a two-speed transmission suitable for driving an accessory such as a fan from an automobile engine the drive is transmitted through step-up gearing until a predetermined engine speed is attained, when a centrifugal clutch is released and direct drive established through a one-way clutch. The step-up gearing may be constituted by meshing gear-wheels or endless flexible means such as the chains and sprockets shown. At low engine speeds the drive from an input shaft 20 to an output member 24 is effected through sprockets and chain 38, 40, 46, engaged clutch 44, and sprockets and chain 48, 50, 54. At higher speeds an annular coiled spring 74 coacting with an inclined flange 72 releases the clutch and the output member 24 is driven directly through the one-way clutch 52, which overruns when the clutch 44 is engaged. The one-way clutch comprises pockets 53 with inclined wedge surfaces 57 and containing rollers 56 and retainer springs 55.
Patent GB-1055615-A (GB)
Title: Oleandomycin acyl ester n-oxides
Inventor: CELMER WALTER DANIEL
IPC: C07H17/08
Filed: 1964-10-07
Abstract: N-Oxides of oleandomycin acyl esters of formula <FORM:1055615/C2/1> wherein R1, R2 and R3 are hydrogen, acetyl or propionyl and at least one of R1, R2 and R3 is said acyl, are prepared by reacting the corresponding oleandomycin acyl ester with hydrogen peroxide or a peroxy acid such as peracetic, perbenzoic, monoperphthalic or persulphuric acid.  Water or an inert organic solvent may be used as reaction medium.  Stable acid addition salts may be formed with mineral and organic acids, e.g. oxalic, maleic, fumaric, tartaric, citric, benzoic, phthalic, salicylic, dichloracetic, benzene-sulphonic, p-toluene sulphonic, a - or beta-naphthalene sulphonic or ethane sulphonic acid.  With weak acids such as acetic and lactic, the salts hydrolyse in the presence of water.  Typical compounds are 1,2,3-triacetyloleandomycin N-oxide, 1-monopropionyloleandomycin N-oxide and 1-monoacetyloleandomycin N-oxide.  Pharmaceutical compositions contain an oleandomycin acyl ester N-oxide and a carrier. Formulations include tablets, capsules, lozenges, powders, sprays, aqueous suspensions, elixirs, syrups and injections.
Patent GB-1464737-A (GB)
Title: Cleaning device for a motor vehicle lamp
IPC: B60S1/60
Filed: 1975-11-25
Abstract: 1464737 Washing vehicle lamps FORD MOTOR CO Ltd 25 Nov 1975 [20 Sept 1974] 41038/74 Heading A4F A device for washing a vehicle headlamp or taillamp comprises a flexible tube 1 or 20, e.g. of plastics, connectable to a source of cleaning liquid and having a series of outlet holes 4 or 24 along its length, the tube being secured to the lamp by means such as an adhesive layer 5 or by a projection 26 which is a tight fit in a groove 27 in the lamp cover 22. The tube 1 may extend around the lamp cover 2, as in Fig. 1, with opposite ends of the tube being secured together and to a source of liquid by a T-piece (not shown). Alternatively, as in Fig. 4, the tube 20 may extend across the centre of the lamp cover 22. The tube may incorporate a heating element.
Patent GB-1062744-A (GB)
Title: Production of cube-on-edge oriented silicon-iron
Inventor: JACKSON JOHN MARTIN
IPC: C22C38/02
Filed: 1963-10-17
Abstract: Silicon-iron sheet having (110) [001] orientation is made by casting silicon-iron containing at least 1.8% Si and preferably at most 3.5% into a casting 0.1 to 0.5 inch thick, e.g. by vacuum drawing the melt into a thin mould, allowing the casting to cool preferably at a rate sufficient to retain MnS in solution or as finely dispersed precipitate, subjecting the casting to a double cold roll with 40-80% reduction, each roll being followed by an intermediate anneal at 1300-1800 DEG F., then a final cold roll with 40-70% reduction and a final anneal at above 1800 DEG F. e.g. above 2200 DEG F.  The casting may be annealed prior to the first cold roll. A decarburization just prior to the final anneal is preferred. The intermediate anneals may be carried out using a neutral or reducing atmosphere, e.g. cracked ammonia, partially combusted gases or hydrogen.  The silicon-iron alloy, which may be refined in an open-hearth furnace and melted in an electric furnace, preferably comprises 2.9 to 3.3% Si, 0.01 to 0.04% C, 0.06 to 0.12% Mn, 0.015 to 0.04% S, and balance Fe.
Patent GB-1172058-A (GB)
Title: Process for producing articles made of Fibrillated Material
Inventor: GOY RONALD STANSFIELD
IPC: D04H13/00
Filed: 1966-02-01
Abstract: 1,172,058. Carpets. DUNLOP CO. Ltd. 18 Jan., 1967 [1 Feb., 1966], No. 41105/68. Divided out of 1170052. Heading B2E. [Also in Divisions B5 and Dl] A carpet has a pile wearing surface layer comprising a fibrillated thermoplastic material and a reinforcing layer. The backing layer is preferably natural or synthetic rubber or polyvinyl chloride. A method of making a carpet comprises electrostatically projecting pieces of fibrillated thermoplastic material onto an adhesive coated backing layer and fibrillating the pieces to form a pile. The fibrillatable thermoplastic material may be polypropylene, episulphide polymers, polyamides and polyesters such as polyethylene terephthalate.
Patent GB-1156146-A (GB)
Title: Method of making Contact to Semiconductor Components
IPC: H01L23/055
Filed: 1966-09-16
Abstract: 1,156,146. Semi-conductor devices. TELEFUNKEN PATENTVERWERTUNGS G.m.b.H. 16 Sept., 1966 [15 Oct., 1965], No. 41421/66. Heading H1K. In making a semi-conductor device, contact is made to areas on one face of the semiconductor body 7 by leads 6 initially constituting a plane metallic disc 4. As shown an apertured insulating disc 11 (mica) is slipped over the leads 3 followed by the metallic disc 4 (tin-antimony or lead-arsenic). The semi-conductor body is appropriately positioned on the electrode disc and a solder-coated L-shaped heat dissipator placed on the body. Bonding between the disc and leads may be effected by soldering or welding, and between the disc and semi-conductor, semi-conductor and dissipator by furnace soldering. Removal of material 10a, 10b, 10c, from the metallic disc may be effected by cutting or by melting out with heated knives. The order of the assembly, bonding, and cutting steps may be varied. The device is covered with an insulating material such as a casting resin and a cap applied to the header. If the surface of the header is non-conductive the insulating disc may be omitted. There may be an electrode on the top surface of the semi-conductor body wired to a lead in the normal manner. Devices to be mounted may be planar diodes, transistors, or integrated circuits.
Patent GB-955273-A (GB)
Title: Polyamide copolymers and production thereof
IPC: C08G69/18
Filed: 1960-12-02
Abstract: A process for making a co-polyamide comprises heating under substantially anhydrous conditions, at least 5 mol per cent. of 3- and/or 4-aminocyclohexane carboxylic acid lactam and up to 95 mol per cent. of at least one monocyclic lactam containing at least six carbon atoms in the lactam ring in the presence of (a) a catalytic amount of an anionic polymerization catalyst and (b) a compound containing at least one tertiary nitrogen atom, one group linked to the nitrogen atom being a carbonyl thiocarbonyl, sulphonyl, phosphinyl or thiophosphinyl group and a second group being a carbonyl, thiocarbonyl, sulphonyl, phosphinyl, thiophosphinyl or nitroso group, the compound also being free from primary amino groups and the tertiary nitrogen atom is free from hydrogen atoms. Specified monocyclic lactams are e -caprolactam, enantholactam, caprylolactam, cyclododecanone isoxime, cyclopentadecanone isoxime and cyclic monomeric hexamethylene adipamide.  Many catalyst and activators are specified.  The examples describe the preparation of copolyamides from e -caprolactam and:-(1) to (6) the lactam of 4-aminocyclohexane carboxylic acid, (7) to (10) the lactam of 3-aminocyclohexane carboxylic acid and (11) and (12) a mixture of the lactams of 3- and 4-aminocyclohexane dicarboxylic acids.  In the remaining examples, co-polyamides are made from:-(14) enantholactam and the lactam of 3-aminocyclohexane carboxylic acid; (15) caprylolactam and the lactam of 3-aminocyclohexane carboxylic acid and (16) caprylolactam and the lactam of 4-aminocyclohexane carboxylic acid.  Specifications 863,859 and 872,328 are referred to.
Patent GB-950124-A (GB)
Title: Improvements relating to turbine driving apparatus incorporating a solid fuel cartridge
IPC: F02N13/00
Filed: 1961-11-20
Abstract: 950,124. S.T. pipe joints. GARRETT CORPORATION. Nov. 20, 1961 [Nov. 21, 1960], No. 41496/61. Heading F2G. [Also in Division F1 A pipe coupling device 38 includes a terminal section 40 which fits into fluid tight engagement with the coupling section 22 and carries a locking spring or detent 41. A collar 42 is slidably mounted over the terminal section 40 and can be moved into a closed position by a pivotally mounted toggle lever 43 so as to hold the detent 41 and the duct 27 in a locked position.
Patent GB-1396259-A (GB)
Title: Assembling hybrid electronic devices containing semiconductor chips
IPC: H05K3/36
Filed: 1973-09-04
Abstract: 1396259 Assembling electronic devices RCA CORPORATION 4 Sept 1973 [12 Dec 1972] 41544/73 Heading B3A A method of assembling an electrical device comprises providing a sub-assembly by disposing electrical components 34 within openings 32 of an insulating member 30, threading component lead wires 44 through openings 42 of circuit boards 36, 38, having conductive paths 40 intersected by the openings, clamping the boards against the member, soldering the lead wires to the conductive paths, mounting semiconductor chips 48 on at least one of the boards 36, 38, electrically connecting the chips with various ones of the paths 40, and providing terminal connections to the conductive paths using bonding processes other than soldering processes. The insulating member 30 is located in registry on the board 36 by jigs (not shown), and when the components 34 and board 38 are in position, clips 52 are snapped in position about the edges of the boards. The lead wires are soldered in the openings 42 either by using an iron or by coating them with solder and heating after assembly. The clips 52 are similarly soldered to bonding pads 54 on the circuit boards. The pads are preferably coated with gold and the clips may be of spring steel, spring copper or nickel. The so-formed subassembly is cleaned of all soldering residues by placing it in successive baths of trichlorethylene and methanol, which baths are preferably ultrasonically vibrated. The semiconductor chips are then bonded in place, preferably using epoxy cements which cure at low temperatures, and their interconnecting wires 50 are welded to the conductive paths 40. The sub-assembly is mounted within a header (12), Fig. 1 (not shown), which clip flaps 56 engaging terminal wires (18), to which they are subsequently bonded by a process other than soldering, i.e. welding, with the sub-assembly spaced above a header plate (14) on which are mounted components (24). Finally a cover (58) is welded to the top end of the header sidewall. The conductive paths 40 may be of platinumgold, palladium-silver or other conductor material and they are formed by known photolithographic process.
Patent GB-1009829-A (GB)
Title: Improvements in door mounting devices
IPC: E05D7/00
Filed: 1964-10-12
Abstract: 1,009,829. Door mounting device. LICENTIA PATENT-VERWALTUNGS G.m.b.H. Oct. 12, 1964 [Oct. 10,1964], No. 41548/64. Heading E2F. An adjustable door mounting device comprises a stationary bearing block 8 fitted to the door surround and having two eccentric bushes, Figs. 1 and 2, mounted in it, one rotatably arranged within the other; the bushes being provided with flanges 1a and 2a each containing an equal number of teeth 1b and 2b and when engaged and turned by a key, Fig. 4 (not shown) alters the relative position, with respect to the bearing block, of a pivot pin attached to the door and passing through the centre of the inner bush. A lockable member 4 retains the bushes in position and any predetermined adjustment can be made using the reference slot 7 on the bearing block together with the slots 6 in the key.
Patent GB-1149356-A (GB)
Title: Apparatus and method for impregnating filaments
IPC: D06B3/06
Filed: 1966-09-19
Abstract: 1,149,356. Filament impregnating apparatus. SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ N.V. 19 Sept., 1966 [20 Sept., 1965], No. 41757/66. Heading D1L. Apparatus for impregnating filaments, particularly impregnating glass filaments with a thermosetting resin, comprises a filament reel support and a container for the impregnating liquid so mounted as to be received within the hollow core of the reel when the reel is held by the support, the container having an open upper end, closed side walls and closed bottom except for a narrow outlet opening for the filament, and guide means near the upper end to guide the filament into the, open upper end of the container. The outlet of the container is provided with a nozzle 17 with an opening 19 closely surrounding the filament 15, which nozzle 17 is preferably interchangeable with other nozzles having different sized openings. In operation, the filament 15 is drawn from the reel 12 and guided by means of a rim 14 into the upper end of the container 13 positioned within the core of the reel. The filament 15 passes through the impregnating liquid and out of the container via the nozzle. The impregnating unit is preferably positioned in a chamber 10 which is fitted with a removable air-tight lid 11. The pressure inside the chamber may be controlled via pressure pipe 22 passing through the lid 11. The external diameter of the guiding rim 14 may be larger than the external diameter than the filament reel or smaller than the internal diameter of the reel in order that the filament may be drawn from the outside or inside of the reel respectively. The nozzle 17 is preferably made of glass but may be provided with elastic e.g. rubber, means surrounding the outlet opening.
Patent GB-1214758-A (GB)
Title: Supercharged steam generators
IPC: F01D19/00
Filed: 1969-08-21
Abstract: 1,214,758. Gas turbine plant; steam turbine plant. SULZER BROS Ltd. Aug.21 1969 [Aug. 28 1968], No.41833/69. Headings F1G and F1Q. A steam generator has a compressor for pressurising the combustion chamber of the steam generator, there being a gas turbine for driving the compressor and driven by combustion gases from the combustion chamber, the steam generator and the gas turbine being so designed that the output of the gas turbine is insufficient for driving the compressor, there being also a steam turbine for driving the compressor and arranged to be driven by steam from the steam generator. The plant shown comprises a steam generator 6, the combustion chamber of which is pressurised by a compressor 40 which is driven in part by gas turbine 41 supplied with combustion gases from the combustion chamber through line 43, and in part by steam turbine 16 supplied with steam through line 14 under control of valve 15. Steam from steam generator 6 passes through line 8 to HP turbine 9 then in part through line 14 to the steam turbine 16, and in part through reheater 12 to LP turbine 13, steam discharging from turbine 13 to condenser 20, the condensate being passed by pump 21, pre-heater 22, valve 24 and pressure boosting pump 26 to de-aerator 2 and feed water tank 1. Feed water passes from the tank 1 by way of feed pump 4 and line 5 to the steam generator 6. Steam may pass from the feed tank 1 through line 27 to the condehsate heater 22 and through safety valve 29 to condenser 20. Steam discharging from the auxiliary steam turbine 16 passes through line 17 to the feed water tank 1; water may be injected into the line 17 as indicated at 10. An auxiliary steam generator 32 is provided, steam from which may pass through line 30 to drive the auxiliary turbine 16 at starting-up of the plant. Steam from the steam generator 32 may be circulated through line 35 under control of valve 36 to the feed water tank 1 at starting. Supply of steam to the auxiliary turbine 16 is controlled by valves 15 and 31 which are controlled by unit 52 in dependence on combustion chamber pressure sensed by device 51 and pre-set pressure set at device 50.
Patent GB-1494372-A (GB)
Title: Method of preparing a fish product
IPC: A23L17/00
Filed: 1975-10-13
Abstract: 1494372 Tuna product RALSTON PURINA CO 13 Oct 1975 41896/75 Heading A2B A tuna fish product is prepared by blending heat. settable synthetic protein fibres, less than 0.375" long, with tuna flesh to form a mixture containing no more than 60% of said fibres (dry basis) and grating the mixture, the liquid content of the fibres being adjusted to 75-85% by wt. before or during blending. The mixture is then canned, oil and/or water being added to the cans and retorted to combine and set the heat settable protein fibres. The liquid in the fibres should preferably be at least 45% water the remainder being oil e.g. vegetable oil.
Patent GB-911649-A (GB)
Title: Improvements relating to welding guns
Inventor: BARBER BRIAN KENNETH
IPC: B23K9/133
Filed: 1959-12-09
Abstract: 911,649. Welding by fusion. ELEKTRISKA SVETSNINGSAKTIEBOLAGET. Dec. 9, 1960 [Dec. 9, 1959], No. 41934/59. Class 83 (4). A gas shielded metal arc welding gun incorporates a pneumatic motor 2 for feeding the electrode wire. The wire is gripped between a grooved roller 6 mounted on an insulating bushing on the shaft 5 of the pneumatic motor 2 and an insulated spring-loaded idler roller. The wire is drawn from a reel through a flexible plastic guide 12 loosely mounted in a nylon tube 11 through which gas, e.g. carbon dioxide, is fed to the interior of a housing 9 secured to the motor 2. The gas passes out through a nozzle 28 having an outwardly tapered chromiumplated end 30. The wire passes through a contact and guide tube 16 held in a collet 20. The current is supplied from cables passing through the air tube 3 to a bus-bar 22 connected to the collet 20: A lever 33 controls the air, carbon dioxide and welding current. In a modification the contact tube 16 terminates in a split collet adjustable to compensate for wear. The gun may be used with current densities of 100,000 . . . 200,000 amps. per square inch.
Patent GB-1068850-A (GB)
Title: Improvements in or relating to resistance comparators
Inventor: JOHNSTON JAMES STEWART
IPC: G01R27/12
Filed: 1964-10-15
Abstract: 1,068,850. Measuring resistances. ROSEMOUNT ENGINEERING CO. Ltd. Aug. 24, 1965 [oct.15, 1964], No.42157/64. Heading G1U. Two electrical resistances 35, 36 are compared in magnitude by applying the output from a 1Kc /s oscillator 11 modulated by a 5c/s modulation signal generator 10 to the inputs 12, 13 of two adjustable, preferably ganged, induction current dividers 14, 15 which divide the current output in known ratio between two paths. One path includes resistance 35 and a rectifying bridge 18 and the other path includes resistance 36 and a rectifying bridge 22. The D. C. potentials modulated at 5c/s across resistances 35, 36 are compared by a phase sensitive detector 37. The current dividers 14, 15 may be adjusted to give a null balance in detector 37 the ratio of the two resistances then being derived from the divider settings. The phase sensitive detector employs a reference signal from the modulation signal generator 10 as shown at 38 to detect the direction of unbalance as well as the magnitude of unbalance.
Patent GB-936706-A (GB)
Title: Improved package
Inventor: CLEMENTS JOHN EDMUND
IPC: B65D81/32
Filed: 1961-11-27
Abstract: 936,706. Seaming non-metallic sheet material. COTY Inc. Nov. 27, 1961, No. 42379/61. Class 42 (1). [Also in Group XVII] A tube of plastics material, e.g. polyvinyllidene, is welded longitudinally along a line 13 by means of a die 14 having spaced metallic members 16 secured near the sealing edge 17 so that when the weld line is effected the members 16 dissipate heat, thereby causing parts 13a in the line 13 to be of weaker fusion. After the compartments 11, 12 so formed are filled with separate materials (see Group XVII), the parts 13a may be broken by manual pressure on the tube in order to mix the materials. The line 13 may be effected by heat sealing and with the use of resistance heated or highfrequency apparatus. The members 16 may be of steel. U.S.A. Specification 2,631,646 is referred to.