baber/WOPTO huggingface dataset:
Patent GB-1254116-A (GB)
Title: Vibration damping laminated systems
IPC: F16F1/36
Filed: 1968-12-03
Abstract: 1,254,116. Vibration damping laminated systems. FARBWERKE HOECHST A.G. 3 Dec., 1968 [5 Dec.; 1967], No. 57349/68. Heading B5N. [Also in Divisions B2 and C3] A vibration damping laminated system comprises two plates, e.g. of metal such as steel, bonded together with an interlayer comprising a graft polymer of 55-90% by weight of styrene or a mixture of styrene and 0À1-10% by weight, based on the weight of the styrene, of a copolymerizable carboxylic acid, e.g. acrylic and/or methacrylic acid, on 45-10% by weight of a copolymer of 30-50% by weight of vinyl acetate and 50-70% by weight of ethylene. If the graft polymer contains a copolymerizable carboxylic acid it may be cross-linked with a compound containing a plurality of epoxide or isocyanate groups. The graft polymer may contain minor amounts of fillers, e.g. heavy spar, silicic acid, graphite, soot or a mixture thereof, and one or more plasticizers. The total thickness of the laminated system may be 1-6 mm. the thickness of the interlayer being 0À1-1 mm. and the ratio of the thicknesses of the plates being from 1:1 to 4:1. The graft polymer may be applied to the plates by trowelling, brushing or pouring at elevated temperature and the system cooled under pressure between rollers. A solution of the copolymer in styrene or styrene and acrylic and/or methacrylic acid mixture containing a polymerization initiator, e.g. tertiary butyl hydroperoxide, may be applied between the plates and the laminated system subjected to heating at 60-180‹ C. to effect grafting.
Patent GB-1119399-A (GB)
Title: Improvements in and relating to spark erosion techniques
IPC: B23H9/00
Filed: 1966-12-22
Abstract: 1,119,399. Spark erosion. K. T. SPIES. 22 Dec., 1966 [23 Dec., 1965], No. 57463/66. Heading B3V. A core of material is removed from a workpiece 1 by spark erosion using a tubular electrode to produce a tubular recess 2 and then a pivoted electrode such as 6a to separate the core 3 from the workpiece. For large recesses two or three pivoted electrodes may be used to remove two or three semi-circular regions of the core and the whole electrode assembly is then reversed and the remaining regions 9a, 9b are removed. In another embodiment, Fig. 8 (not shown), for forming a triangular recess, a single pivoted electrode is used and is also translated whilst being pivoted. The recess may extend obliquely to the workpiece surface, Fig. 5 (not shown). The pivoted electrode is carried on a spindle (5), Figs. 2, 3 (not shown) in a tubular isolating member (4) which fits into the initial recess and can be turned through 180 degrees. Holes (7), (8) for dielectric fluid are provided in this member. Examples are given of circular, square and oval recesses with square and oval cores, Fig. 4 (not shown).
Patent GB-1419387-A (GB)
Title: Continuous mixers
IPC: B29C48/38
Filed: 1972-12-13
Abstract: 1419387 Mixing apparatus USM CORP 13 Dec 1972 [14 Dec 1971] 57566/72 Heading B1C [Also in Division G3] In a continuous mixer of the type comprising a chamber 2 having a mixing means 9 which permits passage of material (e.g. rubber) therethrough but does not itself provide any driving force and means which restrains the discharge of material from the chamber, the restraint is automatically adjusted in response to the discharge temperature and the rate of charge of power suplied to the mixing means. The object is to maintain substantially constant pressure in the mixing chamber, the power signal having a shorter time constant than the temperature. The restraining means comprises an extruder 13 driven by a hydraluic motor (14) whose speed is controlled by the electrical circuit of Fig. 5 (not shown). In this, the temperature measured by a thermocouple 20 in the discharge orifice 3, of the mixer (i.e. inlet to extruder) is compared at (50) with a value set at (34), with the addition of a signal on a line (36) which is stated to be the derivative of the low frequency portion of the mixing motor power signal (the high frequency portion being attenuated), as produced by the integrator (27) and comparator (35) circuit. The machinery is similar to that described in Specification 1364725.
Patent GB-1414632-A (GB)
Title: Cathode ray kinexcope construction
IPC: H01J9/22
Filed: 1972-10-24
Abstract: 1414632 Colour television tubes A W STANDAART 24 Oct 1972 [29 Oct 1971] 58121/73 Divided out of 1414631 Heading H1D A shadow-mask colour cathode-ray tube having a phosphor dot screen employs a gun system generally as disclosed in Specification 1,401,229, but in which the cathode has only three flat emissive strip surfaces 27A, and the control grid and first anode each have only three apertures 24A, Fig. 3, disposed at the apices of an equiangular triangle, the apertures in the control grid and anode being so disposed relative to one another as to produce a convergence angle of the three beams at the shadow mask of not more than 8 degrees, and preferably of about 2 degrees, permitting the use of reduced phosphor dot size and spacing, with consequent increase of resolution. The phosphor screen may be prepared by the method claimed in the parent Specification.
Patent GB-1342147-A (GB)
Title: Polyester resin sheets and their use in the manufacture of shaped articles
IPC: B32B27/00
Filed: 1971-12-17
Abstract: 1342147 Resin-fibre composites ALLIED CHEMICAL CORP 17 Dec 1971 [11 Jan 1971] 58647/71 Heading D1R [Also in Division B5] A reinforced resin sheet comprises a mat of fibres having a length of at least one inch impregnated with a polyester having a mol wt. from 5,000 to 45,000 and a crystallinity of from 20 to 60%. A method of manufacturing shaped articles from the sheet comprises preheating a sheet of, e.g. polyethylene terepthalate to a temperature between the softening point and 300C, placing the sheet in a shaping apparatus, the shaping parts of which are maintained at not more than 10 above the glass trasition temperature of the material, shaping the sheet under pressure until the article is self-suporting, and withdrawing the article from the apparatus. The fibres can be of glass or graphite, and can be in the form of a non- woven mat, woven cloth, interwoven fibres, or agglomerated fibres held together by adhesive binders, needling or stitching. The sheet can be extruded or cast. Asbestos or other mineral fibres or resins can be incorporated into the material. In Fig. 1 two layers of the material are extruded at 10, and the fibre is fed intermediate the layers from a reel 17. The layers are heated at 14, 15 before passing callender rolls 18, 19 and a cooler 20. A sizing knife 22 cuts the laminate into sheets which can be passed to a stack 27 or a die and stamp 28, 29. In Fig. 2 not shown, glass mats (40), (41) are passed from separated sources, and the mat (41) is passed through a resin bath (44).
Patent GB-1394850-A (GB)
Title: Target
IPC: F41J5/04
Filed: 1972-12-20
Abstract: 1394850 Targets SAAB-SCANIA AB 20 Dec 1972 [23 Dec 1971] 58924/72 Heading F3X A target 11, Fig. 1, for producing electrical signals indicating the areas in which respective hits by electrically conductive projectiles occur, the target comprising a first unit mounted in a frame 14 and a second unit located inwardly of and in overlapping relationship with, the first unit, each of the units having a number of electrically conductive sheets, two of which are spaced apart by a distance such that, in use, they will be bridged by a projectile. The sheets are provided with mutually insulated elements which form scoring areas. One element on the first unit overlaps one element on the second unit to correspond with one of the scoring areas. The sheets of each unit are connected electrically to produce hit-signals. the conducting sheets are carried by insulating plates penetrable by projectiles. The hit-signals are shown on hitindicating means 20. The first unit I, which comprises sheets 26, 28, Fig. 3, and an insulating plate 27, has the outer range of sensitivity and signals hits within area elements 1, 2, 3, 4 and 5, Fig. 2, the latter extending inwardly from the frame 14 towards a merging area 6. The unit I also includes an outer zone 6<SP>1</SP> of the area 6. The unit II has conducting sheets 44, 46 separated by an insulating plate 47 and has the inner range of sensitivity. The latter has an inner zone 6<SP>11</SP> of the area 6 and hits are signalled from the central elements 7, 8, 9 and 10. The outer zone 6<SP>1</SP> of the area 6 has its conducting sheets 26, 28 overlapping the conducting sheets 44, 46 of the inner zone 6<SP>11</SP> so that both of the units I and II can produce a signal in the merge between the two ranges of sensitivity. Most hits are scored on unit II, which, being releasably :fastened to the unit I, can be readily replaced. A "bullseye" is scored when a projectile passes through a hole 51, Fig. 3, in the sheet 44 and hits a plate 52, the latter being connected electrically to the hit-indicating means 20, Fig. 1.
Patent GB-1420196-A (GB)
Title: Base unit for a partition structure
IPC: E04B2/82
Filed: 1971-12-20
Abstract: 1420196 Spring units BPB INDUSTRIES Ltd 19 Dec 1972 [20 Dec 1971] 59046/71 Heading F2S [Also in Divisions E1-E2] A resilient unit for use with a partition panel comprises two members, e.g. 10, 13, spring- loaded apart from each other, and adapted to be compressed by a lever device 21 which can engage in holes 16, 17 in the members and be rotated. The unit may be used under, over, or at the side of a partition panel. The lever device 21 has an offset handle 22, an upper pin 23 to pass through holes 16 in the upper member 13 and a slot 24 which accommodates a pin 25 slidably mounted in slot 24, and intended to pass through holes 17 in the side walls of the lower member 10. A preferred form of lever (not shown) incorporates a pair of rods 21 interconnected by a link pivotally attached to the rods, with a single handle allowing both ends of the upper channel member 13 to be depressed together.
Patent GB-1430980-A (GB)
Title: Package display dispenser
IPC: A47F3/024
Filed: 1973-12-20
Abstract: 1430980 Display dispensers MECHTRONICS CORP 20 Dec 1973 [20 Dec 1972] 59238/73 Heading A4T A display dispenser 10 for gravity fed stacks of packages P comprises chutes 34 having bottom stops 36 for holding lowermost packages P in display position, leaf-spring elements 40 being provided for engaging the packages P as they reach the display position to facilitate feeding as the lowermost package P is pulled out. The chutes 34 are defined by adjacent pairs of partitions 16c, preferably of injection-moulded plastics, each having ridges 32 for defining the chutes 34, dividing walls 30, integral elements 40 movable within openings 42 and tabs 36 defining the bottom stops, the outermost chutes 34 being defined in part by end-walls 16L, 16R having ridges 32, &c., on one face only.
Patent GB-1370320-A (GB)
Title: Process for the preparation of pyrocatechol and its monoethers
IPC: C07C45/71
Filed: 1971-12-23
Abstract: 1370320 Preparation of pyrocatechol and its monoethers BAYER AG 23 Dec 1971 [28 Dec 1970] 60025/71 Heading C2C The invention comprises a process for the preparation of pyrocatechol or its monoethers by passing compounds of general formula and/or a compound or mixture of compounds which form the above compounds under the conditions of the reaction, in the vapour phase over palladium on a Li-Al spinel carrier at 150-300 C. In the formulae above R is H or an aliphatic or cycloaliphatic radical optionally substituted by alkoxy groups and R<SP>1</SP> is H or a C 1 -C 6  alkyl or alkenyl group. The reaction is preferably carried out in the presence of a diluent (e.g. steam, N 2 , Ar) and the catalyst may comprise Cr and/or Ti in addition to Pa. A number of starting materials are specified in which R represents CH 3 , C 2 H 5 , iso-C 3 H 7 , sec-C 4 H 9 , allyl, propenyl and cyclohexane.
Patent GB-1325613-A (GB)
Title: Device for separation of material from the transporting air in  pneumatic conveyor installations
IPC: B65G51/02
Filed: 1970-12-17
Abstract: 1325613 Pneumatic conveyers SVENSKA FLAKTFABRIKEN AB 17 Dec 1970 [23 Dec 1969] 60030/70 Heading B8A [Also in Division B1] At the discharge station of a pneumatic conveyer the duct 1 has a perforated portion 3 surrounded by a chamber 2 coupled by a duct 4 to a vacuum source whereby the majority of the transporting air is withdrawn from the duct. Sacks of refuse &c. conveyed in the duct continue therealong under their own momentum and pass into a chamber 8 through a weighted flap valve 9. The chamber is connected by a pipe 6, with an adjustable resistor 7, to the duct 4, to equalize the pressure in the chamber with that in the duct to allow the sack of refuse to open the flap valve 9 and drop into the chamber. The chamber has a photo-cell 24 or other quantity sensing device arranged to open a control valve 22 in a pipe 20 and thereby equalize the pressure in the chamber to the ambient pressure whereby the sacks of refuse open a flap valve 13 and are discharged on to a conveyer 17.
Patent GB-613357-A (GB)
Abstract: 613,357. Counters for coins. RAND, L.A., and R.A.L., Ltd. June 21, 1946, No. 18744. [Class 106 (i)] A coin counting machine of the type in which a rubber-faced wheel feeds coins past a star-wheel has means actuated by the counting mechanism after a predetermined count for lifting the wheel from possible contact with the coins without stopping the drive to the wheel. A rubber-faced wheel 1, driven by a gear-wheel 4, is carried by a bracket 2 pivoted on the shaft 3 of the gear 4. The bracket 2 is adjustably secured between a roller 7 and knurled nut 8 to a ram 9 which is urged upwardly by a spring 10 and passes through a slot 13 in a plate 12. When the ram 9 is pressed down, it will be retained by the engagement of a step 13 therein with the plate 12 until the latter is displaced against a spring 14 by a pin 15 on a disc 16 which is driven through a Geneva train from a shaft 17 of a coin-actuated star-wheel. The disc 16 is driven anti-clockwise against a spring 18 and is normally retained against return by a pawl 19 pivoted on the plate 12. However, when a predetermined count is reached, the pin 15 shifts the plate 12 to release the ram 9 which lifts the wheel 1 clear of any coins, while a pin 20 on the plate 12 causes the pawl 19 to release the disc 16 which then returns to its initial position.
Patent GB-1356955-A (GB)
Title: Signal limiting input circuit arrangements
IPC: H03G11/00
Filed: 1970-12-24
Abstract: 1356955 Limiters MARCONI INSTRUMENTS Ltd 26 Aug 1971 [24 Dec 1970] 61352/70 Heading H3W In a signal limiting input circuit arrangement working over a wide frequency band, phase-shift is avoided by dividing the band into low frequencies and high frequencies, which are separately limited. Low frequencies pass via a lowpass filter comprising resistor R and capacitor C3 to limiting diodes D1, D2 while high frequencies are passed by a frequency-compensated potentiometer comprising resistors R2, R3 and capacitors C1, C2 to a limiting amplifier A of low output impedance, the output from which is passed to output terminal 2 via the high-pass filter comprising capacitor C3 and resistor R. The amplifier A is non phase-inverting; in a second embodiment (Fig. 4, not shown) the device fed from the limiter has two inputs, the one non- phase inverting and the other phase-inverting; the output from the low-frequency limiter is fed to the non-phase inverting input and the output from the high-frequency limiter, which comprises a phase-inverting amplifier, is fed to the phase inverting input.
Patent GB-1359480-A (GB)
Title: Clamps and hinges
IPC: F16B5/06
Filed: 1970-12-31
Abstract: 1359480 Clamps; hinges F O'FARRELL 29 Dec 1971 [31 Dec 1970] 61981/70 Headings E2B and E2F A clamping device comprises two clamping members each comprising two opposed limbs 1, 2 connected together at one end thereof by a stock portion 4 and spaced apart to define a slot 3 into which, an article 12 to be clamped may be inserted, a cam 6, or eccentric, rotatably mounted in one limb and adapted when the clamp is in a closed position to protrude into the slot to grip the article to be clamped, and wherein the two clamping members are pivotally connected together at the stock portions thereof. As shown, the clamp of wood, metal or plastics is provided with flanges 5 on the limb 1 and between which the cam, consisting of a cylinder 6 having a flat 10 or two spaced apart, coaxial cylinders or discs is rotatably mounted on a pin 7 and protrudable through an aperture 9; a lever 11 facilitates rotation of the cam. The inner surface of the limb 2 may be lined with cork or rubber 17 or knurled and the stock portion 4 may have a bore for reception of a pin or screw or lateral knuckles 15 whereby a number of clamping members may be stacked one above the other by the use of a common pintle 16.
Patent GB-1263600-A (GB)
Title: Indoor board game apparatus
Inventor: DEHIO CLAUS-HELMUT
IPC: A63F3/00
Filed: 1969-12-24
Abstract: 1,263,600. Aviation board game apparatus. C. H. DEHIO. 19 April, 1971 [24 Dec., 1969], No. 62782/69. Heading A6H. Apparatus for playing an aviation game comprises a playing board bearing a map showing different air routes 6, movable discs operable by the players for indicating in windows 5a the weather conditions prevailing at the airports 5 on the map, a scale 11 being provided for each disc and having numbers for setting a lever 9 of each disc. The setting for the discs is determined by a motor driven dial indicator device which is operated by press-buttons on the board (not shown). Model aircraft are provided for moving along the air routes and the number of passengers to be carried is obtained by depressing a further contact on the board to spin a dial on the dial indicator device.
Patent GB-1300230-A (GB)
Title: Process for the colouration of fibres having a basic character and compositions therefor
Inventor: ALBIGNAC JEAN MARIE LOUIS JULE
IPC: D06P1/38
Filed: 1969-12-24
Abstract: 1300230 Dyeing compositions; optical brightening compositions GROUPEMENT D'INTERET ECONOMIQUE STX 24 Dec 1969 [24 Dec 1968 19 May 1969] 62939/69 Headings D1B and DIP Homogeneous compositions for colouring fibres of basic character comprise an anionic dyestuff, water, at least one halogenated aliphatic hydrocarbon, at least one further solvent and an organic or mineral acid in such proportions that these components are completely miscible with each other, the pH of the compositions being lower than 6. Preferred halogenated aliphatic hydrocarbons have 1 to 3 carbon atoms e.g. methylene chloride or chloroform and the further solvents, which preferably boil below 130C, may be alcohols e.g. methanol or ethanol, ketones or multifunctional compounds e.g. glycolnitrile. The acid components which may also act as the further solvent include phosphoric, formic, acetic, glycollic and citric acids. Dyeing takes place in an open. bath, by foularding, spraying or printing (in presence of a thickener) optionally in presence of a swelling agent, e.g. phenol, at temperatures from ambient temperature to 130C. When the percentage of water in the composition (excluding the dyestuff) is less than 90% then exhaustion may occur at below 45C. Acid, direct, metallised, reactive and fluorescent brightening dyes are used and the substrates are wool, silk, polyamides, polyurethanes, animalised or basified cellulosic or synthetic fibres e.g. polyalkylene or acrylic fibres.
Patent GB-1277440-A (GB)
Title: Vehicle safety system
Inventor: GOETZ GEORGE WILLARD
IPC: B60R21/205
Filed: 1969-12-31
Abstract: 1277440 Crash restraint cushions EATON CORP 31 Dec 1969 [8 Jan 1969] 63572/69 Heading B7B A vehicle expansible crash-restraint cushion 22 has a sheet metal diffuser 36 which is inelastically deformable to absorb impacts when the cushion is not expanded, i.e. the vehicle deceleration is insufficient to cause inflation of the cushion. The cushion is supplied with pressure fluid from a cylinder 30 attached to the side wall 56 of the vehicle so that the lateral space it occupies is small compared with that occupied by the inflated cushion 22.
Patent GB-123474-A (GB)
Title: Improvements in and relating to Domestic Fire-grates.
Inventor: DRAKE SAM
IPC: F23H13/02
Filed: 1918-06-28
Abstract: 123,474. Drake, S. June 28, 1918. Grates. - A front fitting for converting a kitchen-range grate into a barless grate, and vice versa, comprises a front grate F and a bottom grate G both pivoted upon a rod E 'which loosely connects the quadrantshaped cheeks D between which the grates are fitted. The apparatus is mounted on brackets A, which are attached by flanges to the front of the range. These brackets A have slots C, and corresponding slots are formed between projections K on the brackets A and the recessed rear edges of the cheeks D, which are attached to the brackets A by screws H and bolts J. The grate F may be supported in any desired position by inserting the pins P on its outer edge into any of the notches N, in the edges of the cheeks D, or, if an ordinary kitchen fire is desired, the grates E, F are raised, the pivot rod E rising in the slots, C, and the pins P are replaced in lugs V on the main brackets A. The outer edges of the quadrants are shielded by flanges S, and their lower edges may support a plate R<2>. The brackets A are connected by a rod L. By slackening the bolts J, the cheeks D may be swung down to the position shown in dotted lines. They may be removed, and may be replaced by smaller brackets 1, Fig. 5, with recesses N<1> for the pins P, Fig. 1. With the front grate in the position shown in Fig. 1, a rod may be inserted above it in the notches N to support a utensil over the fire. The bottom grate may be loosely supported on brackets mounted on the rod E and formed also with projections taking into the slots C. Side caps prevent the endlong displacement of the rod E.
Patent GB-681716-A (GB)
Abstract: 681,716. Optical pointers. GEORGE & BECKER, Ltd., W. & J., and MORRIS, R. H. Oct. 5, 1950 [Oct. 5, 1949], No. 25559/49. Class 97 (i). [Also in Group XIX] An optical system used in a reflecting galvanometer (see Group XIX) comprises a lamp 21, condensing lens system 22, and convex lens 18 housed in relatively movable parts of a unitary structure which is inserted and locked in a sleeve in the rear of the galvanometer casing and further comprises the movable reflector mirror 13 and fixed mirrors 28, 29 which cause a beam from the lamp 21 to pass out through a lens 27a in an aperture in the front of the galvanometer casing to form an image on a scale.
Patent GB-685793-A (GB)
Abstract: 685,793. Dampers for stoves. RADIATION, Ltd. July 4, 1951 [Aug. 21, 1950], No. 20628/50. Class 126 A damper system for use in a solid fuel stove with primary air supplied through the fuel mass and secondary air supplied to a region near the outlet to the combustion products passage comprises a damper for the primary air supply which is moved to an open position by an electromagnet under the control of a temperature-responsive switch and electrically operable means for opening the secondary air damper under the control of the same or a separate switch and means for closing the secondary air damper at a controlled rate. Two primary air supply passages a, b are controlled by linked dampers or a single damper d, while the secondary air supply c is controlled by damper g. The primary damper d is opened by an electromagnet e and the damper g is opened by a bimetallic strip h with a heating coil i in series with the electromagnet e. A temperature responsive switch f opens when the temperature in, say, the combustion products flue exceeds a predetermined value and allows the primary damper d to close, and cuts off the current supply to heating coil i. This allows the damper g to close at a slow rate determined by the design of the bimetallic strip h or associated parts.