baber/WOPTO huggingface dataset:
Patent GB-1333577-A (GB)
Title: Reductive dimerisation
IPC: C07C67/00
Filed: 1970-10-28
Abstract: 1333577 Dimerization process HALCON INTERNATIONAL Inc 28 Oct 1970 [29 Oct 1969] 51239/70 Heading C2C Compounds of the formula wherein A is a cyano group or a group of the formula-COOR, -COR or -CONR 2  and R is a hydrogen atom or a lower C 1-4  alkyl group, are obtained by coupling in the liquid phase at 50 to 250 C., halo-organic compounds having the formula X. being a. chlorine, bromine or iodine atom, in the presence of a coupling composition comprising (a) a coupling agent which is selected from Cr, Mn, Fe, Co, Ni, Cu, Zn, Ag, Cd, In, Sn, Sb, Te, Hg, Tl, Pb, and Bi used either as the metal or a zero-valent compound of the metal and compounds of Cr, V and Ti in their lower valency state, and (b) a promoting salt which is different from the coupling agent and which is additional to any salt which may be formed during the coupling process by reaction of the coupling agent with halo-organic compound being coupled. The halo-organic compounds may be obtained by reacting the corresponding alkenes (CH 2  = CRA) with hydrogen halides.
Patent GB-1274508-A (GB)
Title: Abrasive flap wheels
IPC: B24D13/06
Filed: 1969-10-20
Abstract: 1,274,508. Grinding. MINNESOTA MINING & MFG. CO. 20 Oct., 1969 [21 Oct., 1968], No. 51393/69. Heading B3D. A coated abrasive flap wheel for finishing wide metal strips comprises a core 27 having a substantially cylindrical surface, a plurality of peripheral longitudinally extending keyholeshaped openings 32 within the core, and a plurality of radially-axially extending abrasive pockets 28 closely adjacent the cylindrical surface and fixed to the openings by a securing root 30 of flexible material. Each pocket consists of a plurality of overlapped abrasive coated sheets secured by piano wire staples to the root which consists of a flexible member 46 having a bight portion 44, fitting in the cylindrical part 34 of the keyhole opening and extending portions 46; a spacer may be disposed between the portions 46. A rod 48 is inserted within each bight portion to retain the pockets on the core. The roots 30 consist of material, such as synthetic polymeric sheet, e.g. polypropylene, or nylon cloth impregnated with chlorosulphonated polyethylene. The openings 32 may be aligned with the axis of the wheel or skewed. The wheel may be used in a machine for finishing stainless steel sheets 11 fed by an endless band 12 beneath the wheel 10, rollers 22 pressing the sheet against the band.
Patent GB-1329270-A (GB)
Title: Centrifuge
IPC: B04B5/08
Filed: 1970-10-29
Abstract: 1329270 Making centrifuge motors ALLMANNA SVENSKA ELEKTRISKA AB 29 Oct 1970 [30 Oct 1969] 51414/70 Heading B3A [Also in Division B2] A centrifuge for separating a mixture of gases comprises a hollow rotor having gas inlet and outlet members and consisting of one cylindrical part 24 and two narrower parts, e.g. 21. The parts are made of wound material consisting of wire- or metal strip-reinforced metal, e.g. aluminium, the material being jointless in the narrower parts and the cylindrical part having at least one transverse joint formed by a splicing ring 29 of substantially the same material as that of the rotor. In making the rotor, the material is wound in a number of layers around a mandrel (not shown), the material and the reinforcement being wound together or separately. The finished rotor body is then cut along a transverse, asymmetrical section, the two parts taken apart and the mandrel removed. The parts are then rejoined by one or more splicing rings 29. Metal bushings 23, which have roughened, e.g. sandblasted, surfaces at least on their radially outer parts 28, have these parts, which may be dovetailed, in the rotor. An inner end piece 25 having the same shape as the narrower parts of the rotor and being of the same material may be secured to the cylindrical part 24 of the rotor.
Patent GB-1124166-A (GB)
Title: A piezoelectric voltage source
IPC: H01L41/113
Filed: 1966-11-17
Abstract: 1,124,166. Piezo-electric generators. CLEVITE CORP. 17 Nov., 1966 [11 April, 1966; 22 Aug., 1966], No. 51487/66. Heading H2A. In a piezo-electric igniter, the elements 12 are compressed within a metal frame 10 by a rolling cam 32 which is of non-circular profile and is rotated by an external handle (not shown). The stack of elements stands on a metallic shoe located in the frame and rocking with the stack on rotation of the cam, on a rounded abutment 24. This abutment is wedge-shaped to enable end-tolerance to be taken up. The cam rolls between a metallic cap 26 and another shoe 28 located in the frame. As shown, the cam turns on a fixed axis, but instead the frame 10 may be fixed. The elements 12 may be encapsulated.
Patent GB-1457533-A (GB)
IPC: F23G7/06
Filed: 1973-11-07
Abstract: 1457533 Afterburners BOHLER ZENKNER STROMUNGSTECHNIK GmbH & CO KG 7 Nov 1973 [9 Nov 1972] 51662/73 Heading F4B An afterburner arrangement for excess air from a drying oven or the like comprises ducting forming an air circuit partly within and partly outside the oven, some of the air from the circuit is burned with additional energy in an afterburner, the burned gases are used to heat the excess air in its passage to the afterburner, and the atmosphere in the oven is circulated by a blower, the heat from the afterburner raising the oven temperature. An afterburner 26 has a burner 27 and is supplied with preheated air 31 from the oven circulation 33 through a heat-exchanger 34 receiving the burnt gases from the afterburner 26. The burnt gases from heat exchanger 34 pass to a second heat exchanger 35 in the oven circulation 33, and thence to a chimney. Make up air for the oven atmosphere is heated in a third heat exchanger 38. The Specification shows various constructions of afterburner chambers combined with one or more heat exchangers.
Patent GB-1488020-A (GB)
Title: Composite materials
IPC: C08K3/00
Filed: 1974-11-29
Abstract: 1488020 Cementitious compositions BAYER AG 29 Nov 1974 [30 Nov 1973] 51785/74 Heading ClH [Also in Division C3] Cements may be mixed with an organic polyisocyanate which contains 2-200 milliequivalents of ionic groups, or groups capable of forming ionic groups in the presence of alkaline or organic basic compounds per 100 grams of polyisocyanate and the mixture cured, most preferably by the addition of water, so that the polyisocyanate forms a polymeric binder. In examples, a polyisocyanate containing sulphonic acid groups is mixed with a Portland or alumina cement, building sand, glass fibres (in one example), additives (in some examples) and water and the mixture allowed to cure to form a polyurea concrete. The additives include glycerol, polyether containing hydroxyl groups and based on trimethylol propane, 1,2-propylene glycol, ethylene oxide, and propylene oxide, polyether monoalcohol, ketone-formaldehyde condensate modified with sulphonic acid groups, and melamine formaldehyde condensate modified with sulphonic acid groups.
Patent GB-1196499-A (GB)
Title: Improved Perylene Pigments, their production and use
IPC: C09B3/18
Filed: 1968-11-01
Abstract: 1,196,499. Perylene - pigmented stoving lacquers and polymers. J. R. GEIGY A.G. 1 Nov., 1968 [3 Nov., 1967], No. 51808/68. Headings C3P and C3R. [Also in Divisions B2 and C4]  Examples 16, 17 and 18 describe (a) a stoving lacquer comprising 79À5 g. acrylic resin (a methacrylate-acrylamide copolymer), 3À4 g. dioctyl phthalate, 3À4 g. of a polymer plasticizer, 13À7 g. of a butylated melamine-formaldehyde resin, (b) a composition comprising 50 g. of an alkyd resin modified with coconut oil fatty acid, 60% in xylene, 30 g. of a butylated melamin-formaldehyde resin, 10 g. xylene and 10 g. of methyl "Cellosolve" (Trade Mark), and (c) a composition comprising 67 g. of P.V.C., 33 g. dioctyl phthalate, 2 g. dibutyl tin dilaurate, 0À3 g. of a light stabilizer and 7 g. of titanium dioxide which are pigmented with perylene 3,4,9,10- tetracarboxylic acid dianhydride which has been precipitated from aqueous solution of the tetracarboxylic acid in presence of a dispersing agent. Anionic, nonionic and cationic dispersing agents are used.
Patent GB-1324056-A (GB)
Title: Flavouring compositions
IPC: A23L27/00
Filed: 1971-11-09
Abstract: 1324056 Flavourings MONSANTO CO 9 Nov 1971 [9 Nov 1970] 51952/71 Heading A2B A flavouring composition comprising a flavouring agent fixed in a matrix comprising lactose, a hydrocolloid gum, and a starch hydrolysate having a dextrose equivalent of 5-20, may be prepared by forming an aqueous solution of the constituents and drying, for example spray drying. The preferred flavouring is acetaldehyde. Other flavourings include grape, orange, cranberry, lemon and lime extracts, and imitation strawberry, raspberry, cherry, peach, pineapple, lemon and lime.
Patent GB-1377615-A (GB)
Title: Safety closure
IPC: B65D50/04
Filed: 1971-11-09
Abstract: 1377615 Safety closures MINNESOTA MINING & MFG CO 9 Nov 1971 [10 Nov 1970] 52079/71 Heading B8T [Also in Division F1] A safety closure comprises an inner cap 14, with a grasping surface 15, upon which an outer cap 16 is permanently mounted but movable between a first position, at which the surface 15 is enclosed by the outer cap 16, and a second position, exposing the surface 15, there being a oneway clutch 38 between the inner and outer caps, enabling screw closure of the inner cap, and a spring 18 for biasing the outer cap towards its first position. Cam surfaces on the clutch may be modified, Fig. 4 (not shown), to prevent overtightening of the inner cap. An auxiliary tool (46), Fig. 5 (not shown), may be used for removing the inner cap; and a locking device may restrict movement of the outer cap, Fig. 6 (not shown), or a latch member (70), (72), Figs. 7-8 (not shown), may be provided for the same purpose. The inner cap may be horizontally rotatable against a spring (88) to reveal a lifting tab surface (85), Figs. 9-11 (not shown), on the inner cap; or the inner cap may carry a slidable plate (108), which may be spring-loaded, Figs. 12-14 (not shown). Both the vertioally and horizontally movable embodiments of outer cap may be used, Figs. 15-19 (not shown), to reveal an opening in the inner cap giving access to the press button of an aerosol dispenser.
Patent GB-1241196-A (GB)
Title: Incandescent lamp
IPC: H01K1/16
Filed: 1968-11-06
Abstract: 1,241,196. Incandescent lamps. SYLVANIA ELECTRIC PRODUCTS Inc. 6 Nov., 1968 [6 Nov., 1967], No. 52586/68. Heading H1F. A high-powered tungsten-halogen filament lamp with a quartz envelope 1 is provided with tungsten lead-in wires 2, 3, the longer wire 2 being supported at its upper end by tungsten or tungsten-rhenium wire coils 12 which are wrapped around the wire 2 and whose ends extend to make contact with the envelope 1. Further similar coils 6 wrapped around the wires 2 and 3 serve as connectors to the filaments 5. The ends of the coils 12 are bent inwardly by their contact with the envelope so as to maintain the turns of the coils under tension. The turns of the coils 6 are similarly held under tension by one shorter end being hooked around the other longer end, which is bent at its extremity and threaded into the primary turns of the coiled-coil filaments 5. This tensioning of the coils ensure that they are securely clamped to the lead-in wires 2, 3 and that the coils 6 are in good electrical contact therewith. The envelope may be filled withnitrogen and bromine to a pressure of about one atmosphere.
Patent GB-1489876-A (GB)
Title: Method of securing a screw threaded joint and means for applying a sealing medium to a screw threaded joint
IPC: F16B43/00
Filed: 1974-12-05
Abstract: 1489876 Locking by cementing MASCHINENFABRIK AUGSBURG - NURNBERG AG 5 Dec 1974 [5 Dec 1973] 52641/74 Heading F2H A joint is secured by positioning a plurality of frangible capsules containing a fluid or pasty cement so that they are compressed upon tightening of the joint and burst to cause the cement to flow into gaps in the joint and subsequently set. In a screwed joint the capsules 26 are held by a compressible retaining ring 29 open on the inside. The capsules are made of a pliable material such as gelatine and may be manufactured by filling a tube with the cement and sealing the tube at intervals along its length to form a continuous chain of discrete capsules.
Patent GB-1480924-A (GB)
Title: Apparatus for assembling trays
IPC: B31B50/50
Filed: 1975-10-24
Abstract: 1480924 Erecting tray blanks REED INTERNATIONAL Ltd 24 Oct 1975 [6 Dec 1974] 52868/74 Heading B5D [Also in Division B8] An apparatus for erecting a blank, Fig. 1, to form a tray wherein tongues 6 of corner flaps 4 are engaged within respective slots 10 and 11 in side walls 8 and the base 1, comprises a former 24, 26 for folding side wall panels 2, 8 of the blank to an upright position and for folding the flaps 4 around the side wall panels 8 so that the tongues 6 engage within the slots 10, and a carriage 50 which is movable into the tray during its erection and which has tongue guide members such as 54 actuable when the carriage is within the tray to engage and guide the tongues into the base slots 11 during the folding. The former comprises a fixed frame 26 and a vertically reciprocable platform 24 which has side wall panel and corner flap folding members 34, 36, 38. The tongue guide members may comprise jaws for gripping the tongues 6 or fingers 54 for forcing the tongues against the inner surfaces of the side wall panels 8. The fingers may be mounted for translational movement or pivotal movement. The tongue guide members may be actuated by electromechanical or hydraulic arrangements or in the case of the pivotal tongue guide fingers 54 by engagement with a transverse rod 32 mounted on the frame 26. The carriage 50 may also have pivotal flap pusher fingers 56 linked for simultaneous operation with the pivotal tongue guide fingers. The flap pusher fingers 56 are engageable with the tops of the flaps to push the tongues into the base slots 11.
Patent GB-1340900-A (GB)
Title: Convectors
IPC: F28F1/30
Filed: 1971-11-15
Abstract: 1340900 Finned heat exchanger tubes; convector space heaters S R V GEBELIUS 15 Nov 1971 [2 March 1971] 53006/71 Heading F4S A fin assembly adapted to be positioned on tubing 13 carrying a heating or cooling fluid and to form therewith a convector, comprises parallel spaced-apart rectangular fins 10 to two opposite edges of which are affixed side walls 15, 15<SP>1</SP> each fin being of domed configuration and having therein a flanged opening 11 through which in use, the tubing extends, the flanges 12 of the openings 11 being so dimensioned that a suitable end pressure applied to the fin assembly causes the fins to reverse their domed configuration and the flanges to grip the tubing (Figs. 5 and 6). As shown, protrusions 17 space the fins apart. Each opening 11 opens out to one edge of the fin via a slot 16 such that the fin asembly may be positioned on an existing tube run. Means are described for applying the end pressure to the fin assembly.
Patent GB-1448545-A (GB)
Title: Vacuum supply and control system
IPC: F16K11/048
Filed: 1974-12-09
Abstract: 1448545 Valves PACE Inc 9 Dec 1974 [26 April 1974] 53202/74 Heading F2V [Also in Division G3] In a vacuum supply and control system a treadle-actuated valve is connected between a compressed air source and a Venturi, at the control part of which is created a controllable vacuum. An L-shaped lever 86 is positioned between the spring-loaded treadle 22 and the end 76 of the valve member 74 which has two spaced valve heads 78, 80 respectively cooperating with seals 62, 66. The valve head 78 controls flow between the valve inlet 42 and the outlet 46 while the valve head 80 seals the bore 44 when the valve head 78 is open. The Venturi 20 has a flow adjustment screw 104 and has its control port 110 positioned at the downstream end of the throat 98 and connected to a vacuum-responsive mechanism. The noise of the compressed air exiting at 94 is damped by a porous filter substance.
Patent GB-1531440-A (GB)
Title: Hauling and hoisting apparatus
IPC: B25B25/00
Filed: 1975-12-31
Abstract: 1531440 Hauling OGEC 31 Dec 1975 [3 Jan 1975] 53254/75 Heading B8B A release control for a cable traction apparatus including a pair of oppositely reciprocating cable clamps 4, 5 which grip the cable one at a time whilst the other clamp moves along the cable into a new gripping position, comprises a pivoted linkage 16, 17, 18, 19, 20, 24 actuable by oscillation of a release control lever 14 to permit one clamp to grip and controllably release the cable whilst the other clamp moves in the opposite direction to a new cable gripping position. The two linkage levers 24 and 14 are pivotally secured at 23, 15 to a casing 1 of the apparatus, and upon movement of the control lever 14 to the left in the Figure, the linkage levers 20, 17 move to the left causing the cable clamp 5 to release the cable, by anti-clockwise rotation of levers 7 pivoted to the pair of clamp block 5 and reacting against pivots on a lever 9 below the cable. Leftward movement of the lever 14 also causes movement of the lever 18 to left to rotate the lever 16 anti-clockwise about a pivot 22 on the lever 24 causing the cable clamp 4 to grip the cable, by clockwise rotation of levers 6 pivoted to the clamp block 4 and reacting against pivots on a lever 8 below the cable. The gripping blocks 4 also move the cable to the right releasing a load attached to the right end of the cable. Rightward movement of the lever 14 releases the block 4 and causes the block 5 to grip the cable as they move to the right to release more cable. The lever 14 may be oscillated manually or by power, e.g., hydraulic jack. The hauling operation is carried out by oscillating a haulage control lever 13 pivoted about an axis 12 to oppositely reciprocate the levers 8 and 9, the clamp block levers 6 and 7 then reacting against their pivoted connections to the levers 16, 17.
Patent GB-1179558-A (GB)
Title: Installation for Use in Preparation of Yoghurt
Inventor: GIRGINOV TONYU ATANASSOV
IPC: A23C9/12
Filed: 1966-12-30
Abstract: 1,179,558. Yoghurt. RODOPA. Dec.30, 1966, No.53705/66. Heading C6F. [Also in Division A2] In an installation for the continuous production of a yoghurt-forming culture, in-coming milk from a line 36 is passed through the five sections 1a, 1b, 1c, 1d, 1e, Fig.1, of a plate heat exchanger and into a flow-holding vessel 10, and from the flow-holding vessel 10 the milk is directed through the sections 1d, 1c and 1b of the heat exchanger in the reverse direction and into a thermally insulated tank 16 in which it is inoculated with the culture. The inoculated milk then passes back through section 1a and into a filling and closing machine 31 for yoghurt containers. (The cultured milk can be fed directly to the machine through line 29 without any heat exchange). The in-coming milk is purified in a rotary purifier 2 between sections 1b and 1c, and homogenized in a pistontype homogenizer 3 between sections 1c and 1d. Section 1e is independently heated to milk pasteurization temperatures through the circulation of hot water from a tank 6. The flow-holding vessel may be of circular, square or rectangular cross-section. Thermal insulation and a helical member or horizontal plates within Figs. 2 and 3, (not shown) provide for the retention of the heated milk in the vessel for 15-20 minutes at 88‹ - 90‹C. The starting up and closing down of the installation with the aid of hot water from a vessel 13 and piped water from a line 37, respectively, are also described.
Patent GB-1482684-A (GB)
Title: Method of supplying molten glass having high homogeneity from a glass melting furnace to a processing station and an apparatus for carrying out the method
IPC: C03B5/20
Filed: 1974-12-13
Abstract: 1482684 Discharging molten glass ERSTE DEUTSCHE FLOATGLAS GmbH & CO OHG 13 Dec 1974 [17 Dec 1973] 53917/74 Heading C1M A method of obtaining a flow of homogenous molten glass from a melting tank comprises separating an intermediate layer of glass from the surface and bottom layers in the tank, supplying the glass of the intermediate layer to a processing station and returning the glass of the other layers to the body of the tank. In one embodiment vertical walls 7, 8 define a' vertical channel 9. The difference in height of the walls is equivalent to the depth of intermediate layer B which is directed down the channel 9. The surface layer A is returned to the tank by ducts 25, 26 in the side walls. In a second embodiment a horizontal outlet channel is located below the glass surface to remove the intermediate layer, the surface layer being encouraged to return to the tank along the side walls by coolers mounted in the roof. An existing tank can be modified by the use of an L-shaped block at the outlet for blocking off the surface layer.
Patent GB-1152609-A (GB)
Title: Laying-Up Machine for Cables
Inventor: BRAATEN AMUND
IPC: D07B3/06
Filed: 1967-11-30
Abstract: 1,152,609. Stranding machines. INTERNATIONAL STANDARD ELECTRIC CORP. 30 Nov., 1967 [3 Dec., 1966], No. 54599/67. Heading D1T. A cable stranding machine has three spool supporting cradles 2 mounted between two rotatable bearing frames 6, 11 and symmetrically angularly spaced by 120‹, and a fourth cradle 3 mounted in the space defined by lines extending from the stranding point to the outlets from each of the other three cradles 2. The cradle 3 is rotated by an axle (not shown), within a centrally arranged interconnecting tube 4, and connected to a gear box 5. The cradles 2 are driven by the gear box 5 via gears in the supporting frames 6. A filler material spool frame 7 is driven in synchronism with the frame 6 via interconnected gear boxes 8, 9 and 10. Only two of the three cradles 2 have been illustrated in the drawing.
Patent GB-1121710-A (GB)
Title: Improvements in and relating to surgical devices for treatment of the eye
Inventor: SMART DESMOND
IPC: A61F9/007
Filed: 1965-12-24
Abstract: 1,121,710. Treatment of the eyes. INTERNATIONAL RESEARCH & DEVELOPMENT CO. Ltd. 23 Nov., 1966 [24 Dec., 1965], No. 54817/65. Heading A5R. - A surgical device for treatment of the eye comprises a contact member 10 for fitting over the eye to be treated and electrically operated means connected to the contact member for producing vibrations therein whereby pressure waves are transmitted to the eye. The contact member preferably has a cup-shaped recess 10a to fit over but out of contact with the cornea of the eye and engage an annular region of the sclera around the cornea, and it may be provided with ducts for the supply of liquid to the eye under treatment. The contact member may be vibrated by means of a vibration motor (12) driven by an amplifier and variable frequency oscillator unit (13) (Fig. 3), and may be provided with ducts for the supply of liquid to the eye under treatment.
Patent GB-1466908-A (GB)
Title: Micro-film camera with film sheet carrier plate
IPC: G03B27/32
Filed: 1974-12-19
Abstract: 1466908 Photographic projection printing apparatus PENTACON DRESDEN KAMERAUND KINOWERKE VEB 19 Dec 1974 [27 Dec 1973] 54886/74 Heading G2A A micro-film camera has a carrier plate 13, Fig. 2, for holding a light-sensitive film sheet and a slidable carriage 11 for sliding plate 13 into and out of operative position, the plate 13 and carriage 11 being connected by three retaining screws 19 passing through carriage 11 and screwed into plate 13, the screws 19 forming the angles of a triangle including the geometric centre of plate 13, and, associated with each screw 19, a support screw 21 passing through carriage 11 and abutting plate 13, so that the distance between plate 13 and carriage 11 can be adjusted at each angle. In a modification, Fig. 3, carriage 11 is connected by the screws 19, 21 to a flange 17 of a guide bush 12 that receives a guide tube 15 connected to plate 13 such that axial movement of bush 12 is transmitted to tube 15. The surface (13a) of plate 13 intended to hold the film sheet is mirror-coated so that its plane position in relation to a lens (8) and a plate (5) holding the subject (6) can be adjusted by an autocollimator (24). The film sheet is held on the surface (13a) by air suction from a vacuum pump via a hose (14). The film trap (9) is axially movable at three points on compression springs so that it abuts plate 13 on all sides.