baber/WOPTO huggingface dataset:
Patent GB-1165223-A (GB)
Title: Method and Apparatus for Pattern Data Processing
IPC: A41H3/00
Filed: 1966-10-17
Abstract: 1,165,223. Drafting patterns. CALIFORNIA COMPUTER PRODUCTS Inc. 17 Oct., 1966 [18 Oct., 1965], No. 46368/66. Heading A3V. [Also in Division G1] Patterns for garments in a required range of sizes are reproduced graphically from a pattern of a reference size by use of a photo-electric tracer for following the edge of the reference pattern, this tracer supplying signals which are processed in a computer controlling a pattern plotter which graphically reproduces the pattern in the desired sizes. Position signals from the tracer are used in the computer to locate various control points on the reference pattern, denotes by notches in the pattern edge, and these control points are shifted to new positions in accordance with the size of the pattern to be reproduced and under control of grade control data fed into the computer. The plotter then draws out the pattern in the desired range of sizes.
Patent GB-1236220-A (GB)
Title: Mixing and discharging apparatus for fillers and binders
IPC: B29C48/29
Filed: 1968-10-02
Abstract: 1,236,220. Extrusion machines; feeding moulds. AUST UND SCHUTTLER & CO. M.A.S. KUNSTSTOFF-MASCHINEN, G.m.b.H. 2 Oct., 1968 [5 Oct., 1967], No. 46686/68. Heading B5A. [Also in Divisions B1-B2] An extruder comprises a housing provided with a wormshaft 10 having sections 10a, 10b, 10c, the conveying rate of section 10a being greater than that of section 10c and section 10b being provided with arms or blades for mixing purposes. The extruder may be used in the manufacture of artificial wood from various fillers and binders (which may be foamable). Filler is fed through an opening adjacent the start of section 10a and binder(s) through one or more openings at the transisition region between sections 10a and 10b. Colorant may be added via line 30, or by means of a cutter wheel which dips into the colourant and transfers it to the extrudate, Fig. 5 (not shown). In a modification, Fig. 4 (not shown), the wormshaft comprises three mixing sections altemately arranged between four conveying sections. The extruder may be mounted on a bridge, Fig. 1 (not shown), under which moulds are moved.
Patent GB-1167588-A (GB)
Title: Reversible Plough
IPC: A01B3/24
Filed: 1967-10-13
Abstract: 1,167,588. Reversible plough. V. LEMKEN [trading as PFLUGFABRIK LEMKEN K.G.]. 13 Oct., 1967 [20 Oct., 1966; 8 June, 1967], No. 46822/67. Addition to 1,098,859. Heading AlB. A semi-mounted reversible plough comprises draw bar 1 pivotably connected to the tractor, an intermediate piece 4 incorporating a bevel wheel 5 and a bearing shaft 7 attached to the intermediate piece by a pivot 6. The bearing shaft has a supporting tube 8, for the mounting of tools, incorporating a bevel wheel 10 engaging with bevel wheel 5 and a supporting piece 11 connected with it. The supporting piece has toggle levers 32 pivotably mounted on it, the lever arm 32<SP>11</SP> being in the form of a projecting lug with a roller 34. A hydraulic cylinder 20 with a piston 21 and rod 22 is attached at one end to a vertical pivot on a cross piece 26 which is mounted on a rocker 28. The piston rod 22 of the cylinder acts on the lever 23 which pivots about the shaft 6. A traction spring 25 connects the lever with the supporting piece. A single arm lever 36, on either side of the intermediate piece, pivots on the bolt 37 and is held by spring 38 against stop 39, its free end having a locking groove 40 which may engage with a bolt 35 on the supporting piece. In the working position, (Fig. 1), bolt 30 is engaged with locking groove 31, he locking groove 40 is engaged with bolt 35 and the cylinder is without pressure. fo change working positions, the hydraulic cylinder is charged with fluid, the pressure on the rocker causes bolt 31 to disengage and the pressure on the lever 32<SP>1</SP> by lever 23 is transmitted via the roller 34 .0 the lever 36 which disengages from the bolt 35. The continued pressure of lever 23 on the toggle lever 32<SP>1</SP> causes he bearing shaft and the intermediate piece to rotate with respect to each other to the new working position. At the same time, the bevel wheel 5 causes bevel wheel 10 to rotate, and the supporting tube 8 rotates through 180‹. On reaching the new working position, decrease in pressure in the cylinder allows the rocker to resume its original orientation and bolt 30 to engage with the second locking groove 31. Modifications of the apparatus may allow the intermediate piece to be of adjustable length by constructing it of two parts (4a) and (4b) with a spindle (4c) Fig. 8 (not shown). A traction device of chain form (41) may be flexibly connected at one end to the draw bar and to the supporting piece by bolt 35 at the other. The length of the traction devices is such that in a working position they transmit no traction or pressure.
Patent GB-1042530-A (GB)
Title: Dehydration of frozen ice milk confections
IPC: F26B5/06
Filed: 1964-11-18
Abstract: 1,042,530. Dehydrated ice cream products. W. R. GRACE & CO. Nov. 18, 1964 [Nov. 18, 1964], No. 46940/64. Headings A2B and A2D. A solid slab of ice cream frozen to below -10‹F. is dehydrated by heating under a pressure of less than 1.5mm Hg abs. to a moisture content of less than 4%, the rate of heating being such that no thawing occurs. The dhydrated product preserves the shape and cellular structure of the initial slab, and may be powdered for reconstitution to ice cream, or it may be coated, for example with chocolate or caramel and chocolate, to form a candy.
Patent GB-1004849-A (GB)
Title: A circuit arrangement for controlling a direct voltage source
IPC: B61L7/06
Filed: 1962-12-14
Abstract: 1,004,849. Circuits employing square hysteresis loop magnetic cores. TELEFONAKTIEBOLAGET L. M. ERICSSON. Dec. 14, 1962 [Dec. 19, 1961], No. 47364/62. Heading H3B. A fail safe control circuit for a D.C. unidirectional voltage source E1 comprises a square loop core K having a winding N1 which biases the core to point M1, and a winding N3 to which are applied pulses which take the core to the knee of its hysteresis curve, so producing a small pulse in winding N4 which is amplified by amplifier Q2 to produce a pulse in winding N5 which takes the core to negative saturation M2 and produces an output pulse in winding N2, this output being used to control the voltage source E1. In the event of a fault such as absence or incorrect value of the D.C. voltage or shorting or opening of a transistor no output pulses are obtained at b and the fault is indicated. The device which is stated to be particularly applicable to railway signalling devices may be used as an " EXCLUSIVE OR " gate, exactly m out of n sources E1, E2 . . . being required to be connected to correctly bias the core so that it returns to point M1 and the pulses applied by amplifier Q 1 return it to the knee of the hysteresis loop. The core is preferably chosen so that the flux due to the pulses in winding N3 is approximately 1À5 times the bias produced by the voltage source E1.
Patent GB-1201038-A (GB)
Title: Improvements in and relating to a spreader frame for a lifting device
Inventor: DUNSHEA ROSS MORTON
IPC: B66C1/10
Filed: 1966-10-22
Abstract: 1,201,038. Cradles. COAST LINES Ltd., and COUBRO & SCRUTTON (M & I). Ltd. 23 Oct., 1967 [22 Oct., 1966], No. 47453/66. Heading B8H. A spreader frame for a crane or gantry comprises two spaced beam assemblies 10, interconnected by beams 12, each assembly having mounted on it a pair of trolleys 22, 24 adapted to run along the assembly and interconnected by chains 34, 37 so that movement of one of the trolleys causes the other of the trolleys to move in the opposite direction. The chains 34, 37 extend from the trolleys round end pulleys 18, 19, the pulleys 19 being interconnected so that the movement of one pair of the trolleys is copied by the other pair of the trolleys.
Patent GB-1016556-A (GB)
Title: Improved gas filtering apparatus
Inventor: SWIFT PETER
IPC: B01D46/04
Filed: 1963-12-03
Abstract: 1,016,556. Gas filters. DUST CONTROL EQUIPMENT Ltd. Dec. 2, 1964 [Dec. 3, 1963 ; Jan. 28, 1964], Nos. 47576/63 and 3706/64. Heading BIT. In a gas filter comprising a dust-laden gas chamber 8 containing a series of. internally supported filter elements 4, each element is open at two ends 4a, 4b, communicating respectively with a cleaned gas exhaust chamber 9 and an individual inlet header 11 through which reverse-flow cleaning gas is periodically introduced. Elements 4 may be flat envelopes or cylindrical tubes, Fig. 6 (not shown), of permeable medium stretched over mesh formers, Fig. 1 (not shown), and are sealed at their ends to plates 6, 7 which divide casing 1 into chambers 8, 9, 10. Headers 11 are of Venturi cross-section, Fig. 5 (not shown), and open into sealed chamber 10 opposite distribution pipes 13 with their outlet nozzles 12. Periodic high-energy jets of gas discharged from nozzles 12 into each element (centre element, Fig. 2) push most of the incoming filtered gas out of end 4a and temporarily raise the internal pressure of the bag to cause reverse flow. The said jets may entrain gas from chamber 10, supplied thereto either from atmosphere through a non-return valve or from adjacent elements 4 on normal filtering flow. Filtration flow through the filter may be maintained by a suction fan on the exhaust side of chamber 9 or by a blower or pump upstream of the filter. The elements are shown horizontally extending between open, vertical ends, but they could extend vertically with chamber 9 at the top or bottom of the filter.
Patent GB-1028817-A (GB)
Title: Substituted triazines
IPC: C07D251/52
Filed: 1962-12-18
Abstract: The invention comprises compounds of the formula <FORM:1028817/C2/1> where R1 and R2 are alkyl or alkenyl of less tha 4 carbon atoms or 3-methoxypropyl, R3 is hydrogen or alkyl of less than 4 carbon atoms, Y is O or S, and X is an acid, e.g. CCl3COOH, H3PO4, H2SO4, HCl, CH3COOH, CH2ClCOOH, CHCl2COOH, CH3CCl2COOH, C2H5CCl2COOH, CH3CHClCOOH, H3PO3, NH2SO3H, H2SO3, and fumaric, maleic, dichloromaleic, malonic, oxalic, picric, pyrophosphoric, tartaric, salicylic, phthalic and 2,3,6-trichlorobenzoic acids and alkyl and aryl sulphonic acids such as dodecylbenzene- and methylsulphonic acids; except for 2 - methylmercapto - 4,6 - di(methylamino) - 1,3,5 - triazine hydrochloride, which is disclaimed.  The triazine salts are prepared from the base and acid, e.g. in an aromatic solvent, and are herbicides (see Division A5).  Reference has been directed by the Comptroller to Specifications 922,609, 927,348, 954,528 and 960,649.ALSO:Herbicidal compositions comprise a compound of formula <FORM:1028817/A5-A6/1> where R1 and R2 are alkyl or alkenyl of less than 4 carbon atoms or 3-methoxypropyl, R3 is hydrogen or alkyl of less than 4 carbon atoms, Y is O or S, and X is an acid (see Division C2), together with an inert diluent.  Compositions containing 2-methylmercapto-4, 6-di(methylamino)-1, 3, 5-triazine hydrochloride are disclaimed, unless they also contain a surface active agent. Specified additives for the compositions are surface active agents, corrosion inhibitors such as boric acid, thiourea, phosphates and higher quaternary ammonium salts; Na2HPO4, NaHSO4, NaCl, MgCO3, SiO2; antifoam agents, dyes, fertilizers, other herbicides, such as ammonium sulphamate, aminotriazole, CCl3 COONa, CH3 CCl2 COONa, salts of chlorinated benzoic acids such as dimethylammonium 2, 3, 6-trichlorobenzoate, and salts of 2, 4-dichloro-and 2, 4, 5-trichlorophenoxyacetic acid; water; polar solvents such as dimethyl formamide and N-methylpyrrolidone. NaSO4 is also used in examples. Reference has been directed by Comptroller to Specifications 922,609, 927,348, 954,528, 960,649.
Patent GB-1225004-A (GB)
Title: Housings for aircraft jet engines
Inventor: KOPP GERHARD
IPC: F02K1/00
Filed: 1968-10-09
Abstract: 1,225,004. VTOL/STOL jet engine housings. MESSERSCHMITT - BOLKOW - BLOHM G.m.b.H. 9 Oct., 1968 [18 Oct., 1967], No. 47761/ 68. Heading B7G. [Also in Division F1] A housing 10 for a jet propulsion engine 11 having a swivelling nozzle 12 composed of three rotatable sections 1-3 and a lower downwardly hinging door 30, to enable the nozzle to be deflected downwardly, comprises a plurality of air intakes 20 arranged around the periphery of the housing, some being mounted on door 30, and leading to duct 21 which deliver secondary air to the propulsion nozzle for the purposes of control, silencing, or thrust augmentation. The housing 10 carriers a nozzle 28, aft of the engine nozzle section 1, and forming with the housing an annular chamber 14 and air from the ducts 21 is delivered to this chamber through apertures 23, 24 for selective discharge into nozzle 28 under the control of adjustable flats 25. The housing structure between the ducts 21 and the chamber 14 is formed by a bipartite ring 40, the upper part 41 being integral with the housing and the lower part 42 being attached by door 30. The absorb bending forces acting on the ring 40 and door 30 when closed, centering and locking pins (43) together with guide holes (44) are incorporated as indicated at X and in Fig. 4 (not shown). The air inlets 20 can be controlled by doors 29 actuated by differential air pressure or positive control.
Patent GB-1312023-A (GB)
Title: Safety device for flat knitting machines
IPC: D04B35/10
Filed: 1971-10-18
Abstract: 1312023 Knitting-machines H STOLL G STOLL E STOLL E STOLL J STOLL A STOLL R E STOLL and M STOLL 18 Oct 1971 [17 Nov 1970 28 April 1971] 48301/71 Heading D1C A safety device in a flat machine comprises a piezoelectric pressure body ('piezobody') coupled to a machine part to be monitored, and included in a circuit controlling the machine drive. To detect faulty needles or jacks struck by the carriage 10 piezobodies are placed in the drive connection. A driving part 12 driven by a spindle engages element 11 fixed to the carriage. Piezobodies 13 are interposed between the part 12 and the element. A cam may be mounted in a cam plate with piezobodies on either side. Several piezobodies monitoring different parts of the machine are arranged in parallel and their output applied to a comparator, also supplied with a target value signal corresponding to the assumed conditions of the machine. A significant difference between the two signals is arranged to stop the machine. In a third embodiment a housing is fixed to one end of a needle bed and contains a piezobody so that if the carriage strikes a needle butt an impulse is transmitted to the bed. The drive is controlled via a thyristor.
Patent GB-1094509-A (GB)
Title: Method for processing mixtures containing m-xylene and p-xylene, and with or without o-xylene and/or ethyl benzene
IPC: C07C7/00
Filed: 1965-11-15
Abstract: Meta-xylene is separated from a C8-aromatic mixture containing para-xylene by chlorinating while dispersed in anhydrous formic acid with chlorine or an aryliodide dichloride containing a -NO2, -CN or -COOH group at 5-30 DEG  C. with stirring whereby the m-xylene is selectively chlorinated and separating the unreacted hydrocarbons. The m-xylene may be recovered by hydrogenation, e.g. in the presence of nickel on alumina or platinum on charcoal and may then be subjected to isomerization to form p-xylene.  Ortho-xylene if present is separated by distillation before or after the m-xylene separation.ALSO:Monochloro-meta-xylene is obtained from a C8-aromatic mixture containing para-xylene by chlorinating while dispersed in anhydrous formic acid with chlorine or an aryliodide dichloride containing a -NO2, -CN or -COOH group at 5-30 DEG  C. with stirring whereby the m-xylene is selectively chlorinated and separating the unreacted hydrocarbons.  An example indicates that the product is a mixture of 2-chloro-and 4-chloro-m-xylene.
Patent GB-1276238-A (GB)
Title: Microwave oven apparatus
Inventor: BUCKSBAUM ARNOLD MARVIN
IPC: H05B6/76
Filed: 1970-10-12
Abstract: 1276238 Microwave ovens AMANA REFRIGERATION Inc 12 Oct 1970 [24 Oct 1969] 48443/70 Heading H5H In a microwave oven having a choke structure surrounding the door 20 for preventing the escape of microwave energy between the door and door opening, a conductive lining 74 is provided on the choke walls 28a, 28, 30, 30a, for carrying the surface currents. The lining need only be on walls 28a, 28, 30, Fig. 7, (not shown). The choke structure is attached to the periphery of the door 20 or is fixed around the door opening Fig. 8 (not shown). A dielectric filler member 62 may be disposed within the choke. The lining 74 is a foil of aluminium, gold or silver attached to the metallic wall surfaces of the choke or is provided by coating or plating the outer surfaces of the dielectric body 62. The oven and choke structure are otherwise as in Specification 3,182,164 with the mode stirrer of Specification 2,813,185.
Patent GB-988759-A (GB)
Title: Improvements in the treatment of polyester articles
IPC: C08J7/12
Filed: 1963-12-09
Abstract: Coatings are applied to the surface of a highly polymeric polyester film which has been rendered hydrophilic by treatment with a solution of aqueous hydrogen peroxide in a volatile organic solvent or solvent blend that is substantially a non-solvent for the polyester and the treated surface exposed while still wet with the treating solution to ultra-violet radiation.  The exposed material may be dried at an elevated temperature.  Biaxially oriented film may be so treated. Specified treating solutions which desirably are neutral or weakly acidic include those of aqueous hydrogen peroxide in organic ethers especially dioxane and diisopropyl ether, in a mixture of diisopropyl ether and acetic acid, or in a mixture of acetic acid and a chlorinated hydrocarbon, e.g. ethylene chloride.  Additional water-miscible volatile organic solvents which may be used include methanol, ethanol, isopropanol, acetone, methyl ethyl ketone, and mixtures of two or more of the above.  Polyesters specified are in general those containing at least 15% mol terephthaloyl groups, especially a polyester derived from at least one glycol of the formula HOCH2-Rn-CH2OH where R is a divalent unsubstituted polymethylene or alkyl-substituted polymethylene radical of 1-8 carbon atoms or a cycloalkylene radical of 5 or 6 carbon atoms and n is 0 or 1, and at least one dicarboxylic acid. Polyethylene terephthalate, 2,2-dimethyl propylene-1,3-diol, cyclopentyl-1,3-diol and cyclohexyl-1,4-diol, copolyesters having up to 85% isophthalic acid and 15% or more terephthalic acid, or comprising up to 20% mol of aliphatic or cycloaliphatic dicarboxylic acids based on total mols of acid, e.g. succinic, glutaric, adipic, sebacic and hexahydroterephthalic acids, in addition to at least 15% mol terephthalic acid, may be so treated, as may films of the above polymers modified by the presence of 1-12 or more ether groups in the polymer chain, such ether groups being either added in the form of ether-containing glycol derivatives or being formed by side reactions during polymerization.  Film so treated may be readily coated with aqueous solutions or dispersions of water-permeable organic colloids of high molecular weight including light-sensitive diazo or alkali metal bichromate solutions in water-permeable colloids, gelatino-silver halide emulsions, especially silver chloride, silver bromide and silver bromide-iodide, or a coating solution containing a hydrophobic copolymer, e.g. the vinylidene chloride copolymer layers of Specification 718,422.  In the case of photographic films, one prepared surface may be coated with an anti-halation, antistatic or other layer, and the other with an aqueous gelatin subbing solution and/or with a gelatino-silver halide emulsion layer, which may contain colloidal silver or an antihalation pigment or dye.  The antihalation layer may if desired be on the same side of the base as the photographic emulsion.  The photopolymerizable image-yielding compositions disclosed in Specifications 741,294 and 741,441 may be applied to the films.
Patent GB-1498818-A (GB)
Title: Vehicle seats
IPC: B60N2/20
Filed: 1974-11-09
Abstract: 1498818 Vehicle seats LCP GROUP SERVICES Ltd 31 Oct 1975 [9 Nov 1974] 48613/74 Heading A4J In a vehicle seat in which forward sliding of the seat base 10 occurs as the backrest is pivoted forwardly to allow access to the rear, the sides 18 of the seat base are mounted between a pair of guides 44, 42 the lower one of which is nearer the backrest. The guides may be rollers mounted between the side limbs 40 of a U-shaped support. Preferably the lower guide is of nylon and the upper guide of metal. The upper guide may be of nylon alternatively the upper guide may be a metal bridge integrally formed with the support and having a curvature conforming to the curvature connecting the side 18 and front 14 of the base, the bridge being located at the extreme front of the pedestal when the seat is in the upright position. The backrest may be of adjustable rake. The seat base may be mounted on a seat slide to allow fore and aft adjustment to be effected. A latch 56 pivotally connected to a side 18 engages a slot in the upper rail of the slide to hold the backrest against forward movement and is released by a lever on the backrest and connected to the latch by a cable.
Patent GB-1161696-A (GB)
Title: Improvements in or relating to Fluid Pressure-actuated Reciprocating Motors
Inventor: MILLER MICHAEL JOHN
IPC: F04B9/125
Filed: 1966-10-31
Abstract: 1,161,696. Fluid-pressure reciprocating motors; valve gear. BERK Ltd. Oct. 31, 1967 [Oct. 31, 1966], No. 48728/66. Headings F1A and F1M. A pneumatic, hydraulic or steam motor, e.g. for driving a pump, comprises a double-acting piston 3 reciprocable in a cylinder 1 by fluidpressure supplied by a slide valve 8 which is moved by a trip rod 4 engaged by piston 3 towards the end of the downward stroke, to reverse the supply and exhaust connections for the upward stroke, and is moved by a pneumatic piston and cylinder 18, 16, or other control device, to reverse the supply and exhaust connections for the downward stroke, when a trip member 21 on the piston rod triggers a valve 20, or other sensing device, towards the end of the upward stroke. Device 20 may be axially adjustable to adjust the piston stroke. In Fig. 2 (not shown), piston and cylinder device 18, 16 is double-acting and reverses the valve at the end of both strokes, a second sensing device being provided, and both sensing devices being adjustable to adjust the stroke. The valve control device alternatively may be an electromagnet, sensing device 20 then comprising a switch, or the control device may be a lever controlled by a trip member on the piston rod. The trip member alternatively may be a magnet, a photo-electric device or a fluid jet.