baber/WOPTO huggingface dataset:
Patent GB-461977-A (GB)
Title: Improvements in surgical lamps
IPC: F21S8/00
Filed: 1935-08-26
Abstract: 461,977. Surgical lamps. PARFITT, A. W. (Operay Laboratories, Inc.) Aug. 26, 1935, No. 23869. [Class 75 (iv)] A tubular housing 69, 70 surrounding the light source 78 communicates with ventilating openings 65, 56 in the glass &c. cover plate 64 and the casing 55 so' that a draught is produced through the housing away from the direction of light projection. As shown, the lower opaque part 69 of the housing is mounted upon a cup-shaped member 66 and supports the upper part 70 in engagement with a flange 60, the part 70 being made of glass or a material which will absorb infra-red rays from the light passing to the reflector 58. The opening 56 is provided with a perforated cover 71. The member 66 has a perforated base, which rests on the plate 64, and a diametrical channel part 68, which embraces a diametricallydisposed hollow bar 63 welded to an annular rim 62 of channel section. The lamp holder 77 is mounted on a cup 73 slidably adjustable in a cup 74 by means of a screw 79, rotatably mounted in the bar 63 and engaging a nut. 76 on a bridge 74 in the cup 73, pins 75 on the latter engaging slots in the cup 74 to prevent rotation. The screw 79 is provided with a flange 82 serving as a dust catcher. In modifications, the screw is connected through bevel gearing or a bell-crank lever, Figs. 11 and 12 (not shown), with an operating shaft extending through the bar 63 to the outside of the lamp. The reflector 58, cover plate 64 or part 70 may be adapted to diffuse the light. The lamp may be mounted in bearings 22 on an arm 15 provided on a standard 12 mounted on a wheeled base 10.
Patent GB-811937-A (GB)
Title: Salts of new phosphorus anhydride acids and process for their production
IPC: C01B25/39
Filed: 1955-08-19
Abstract: Salts of a phosphorus acid, useful as cleaning agents, with the following formula <FORM:0811937/III/1> are prepared by neutralizing a mixture containing both tri- and pentavalent phosphorus and water in quantities corresponding to the formula (100-a).P2O3 + a.P2O5 + 100b.H2O, in which a has a value in the range 10 to 90 in mols. per cent of phosphorus pentoxide per total quantity of oxides and b is between 0.25 and 3.  The neutralization may be carried out after dilution at temperatures around freezing point and may be effected in organic solvents miscible with water such as methyl or ethyl alcohol, acetone or dioxane.  Neutralization may be effected by solids, liquid or gases; water-soluble and water-insoluble inorganic acid-combining substances such as alkali and alkaline earth metal compounds, particular carbonates, hydroxides and bicarbonates of sodium potassium magnesium or calcium and ammonia.  The mixture of tri- and pentavalent phosphorus may be obtained by dehydration of a mixture of phosphorous and phosphoric acids or by mixing oxides of trivalent phosphorus with pentavalent acids or by mixing acids of trivalent phosphorus pentoxide or with anhydride acids of pentavelent phosphorus.ALSO:Amine salts of a phosphorus acid with the following formula: <FORM:0811937/IV (b)/1> are prepared by neutralizing a mixture containing both tri- and pentavalent phosphorus and water in quantities corresponding to the formula (100-a).P2O3+a.P2O5+100b.H2O in which a has a value in the range 10 to 90 in mols. per cent of phosphorus pentoxide per total quantity of oxides and b is between 0.25 and 3, with gaseous or liquid amines, especially those with a maximum of six carbon atoms in the molecule such as mono-, di- or tri-ethanolamine.  The neutralization may be carried out after dilution at temperatures around freezing point and may be effected in organic solvents miscible with water such as methyl or ethyl alcohol, acetone or dioxane.
Patent GB-206961-A (GB)
Title: Improvements in root crop thinners or gappers
IPC: A01B41/02
Filed: 1922-09-04
Abstract: 206,961. Knapp, T. E. Sept. 4, 1922. Moving-tool machines. - Thinning-machines comprise two rotary cranks at right-angles to the main axle each of which cranks carries hoes interconnected by rods with the crank so as to have a swinging motion resembling that of manual operation. The hoes are adapted to gap two rows of plants at varied distances apart without adjustment. The frame a carrying the hoes is pivoted on the axle d and is connected to another frame b by links j and a hand lever k by which it may be raised and lowered. The frame b is pivoted at the rear of the frame a and provided with one or two front supporting wheels. The rear wheels e drive the axle d through pawls which may be disconnected by draw-rods acting against springs. The two cranks n, n<1> are horizontal and are mounted in the frame a. They are driven from the axle in opposite directions by bevel gearing p. The hoes f, f<1> are bolted to rods q, q<1> which are pivoted to rods r, r<1> which have a sliding connection with blocks s, s<1> mounted loosely on the cranks n, n<1>. The rods r, r<1> are pushed downwards by adjustable springs t, t'. Extensions w, w<1> of the rods q, q<1> are connected to the opposite crank. The motion of the hoes is indicated bv the lines x. The hoes may be adjustable in size or may be replaced by others of different size. They may point outwards instead of inwards. According to the Provisional Specification, the two cranks may be rotated in the same direction.
Patent GB-1134667-A (GB)
Title: Storage of produce
IPC: B65B25/00
Filed: 1966-05-27
Abstract: 1,134,667. Preserving fruit and vegetables. UNITED FRUIT CO. 27 May, 1966 [10 Jan., 1966], No. 24032/66. Heading A2D. Perishable fruit and vegetable produce of the type having no marked climacteric rise in respiration rate after harvesting are preserved by sealing a portable weight of the produce in imperforate sheet material (such as low density polyethylene film) of such permeability to oxygen and carbon dioxide in the thickness used and of such area relatively to the weight of the packed produce, and with such restricted initial content of air in the package that the respiration of the produce will initially establish within the package within a period of about 12 hours, and thereafter maintain, a controlled atmosphere of less than normal oxygen content and greater than normal carbon dioxide content that will reduce the rate of respiration and delay complete senescence of the product. The thickness of the sheet material used varies according to the particular produce being preserved. Surplus air is removed from the packages before sealing by means of suction or by immersing the packages in an incompressible fluid such as water. Produce exemplified are celery, pineapples, grapes, strawberries, mushrooms, squash, cucumbers, beans, carrots, peppers, asparagus, cauliflower, broccoli, sweet corn, eggplant, and lettuce.
Patent GB-1140934-A (GB)
Title: Improvements in and relating to the continuous casting of metal
IPC: B01D27/06
Filed: 1967-05-25
Abstract: 1,140,934. Wheel type continuous casting machines. SOUTHWIRE CO. 24 May, 1967 [20 June, 1966], No. 24080/67. Heading B3F. In a wheel-type continuous casting machine in which a grooved wheel 10 co-operates with an endless band 12 to form a mould cavity, the groove in the wheel being cooled to effect initial cooling of the casting formed therein, additional independent external cooling of the wheel is provided to ensure that the temperature of the casting as it leaves the wheel is within the range suitable for further processing, e.g. rolling. The additional cooling is effected by controlled spraying from nozzles from separate independent supply pipes O, L and S, situated on the sides and face of the casting wheel rim around substantially half the wheel periphery in the proximity of the groove 11, each supply pipe having its respective nozzles 52, 38, 41, the nozzles being supplied from feed pipes connected to a main supply pipe 54, the flow of coolant to each pipe being controlled by valves. The coolant supplied from nozzles 31 to the inner periphery of the casting wheel is supplied from a header tank 20 which provides two coolant supply chambers 24, 25. The coolant supply is controlled so as to produce the required temperature of the casting as it leaves the casting wheel so as to be suitable for rolling or other processing.
Patent GB-301967-A (GB)
Title: Improvements in and connected with women's underclothing
IPC: A41C1/06
Filed: 1927-09-13
Abstract: 301,967. Debenhams, Ltd., and Zilva, G. Sept. 13, 1927. Corsets ;brassiÞres.-The brassiÞre portion c of a combined brassiÚre and corset is undivided at the front, and is shaped by darts to support the breasts. The corset portion c is open at the front and provided with busks b with suitable fastening means, and both brassiÞre and corset are laced at the back. The upper ends of bones d and of the busks b extend upwards in substantially inverted V-formation between and under the breasts, and the lower ends of the bones may be arranged in curved or V-formation. The meeting edges of the corset portion below the busks b may be fastened by elastic straps h and buttons i, and elastic gussets may be provided in the sides of the garment. In an alternative construction, the front of the brassiÞre portion is curved upwards towards the armpits, and the brassiÚre at or near the middle is attached by press-button or other fastenings to the top of the corset portion. Knickers or a slip or the like may be combined with the garment.
Patent GB-772232-A (GB)
Title: Improvements relating to hermetically sealed electric circuit elements
Inventor: SCOTT WILLIAM JOSEPH
IPC: C03C27/02
Filed: 1952-08-26
Abstract: 772,232. Resistors; rectifiers; glass-tometal seals. BRITISH THOMSON-HOUSTON CO., Ltd. Aug. 18, 1953 [Aug. 26, 1952], No. 24203/56. Divided out of 772,231. Classes 36 and 37. An hermetically-sealed electric resistive element such as a rectifier, resistor or thermistor, . is sealed in a thick-walled capillary tube. The Figure shows a crystal 3 with co-operating whisker 6. Lead-in wires 5 and 7 are sealed to the walls of a glass capillary tube, as shown on the right hand side, the left hand side showing the shape of the tube before sealing of the ends is effected. The glass is sufficiently thick so that it can resist the effect of expansion of the air in the cavity during the sealing of the enclosure. The lead-in wire 5 can consist of one part of copper-coated nickel-iron alloy, and a second part of 50 per cent nickeliron alloy, to reduce heat transference to the crystal 3 during the final seal. A getter may be included in the assembly.
Patent GB-642506-A (GB)
Title: Improvements in or relating to gas turbines
IPC: F02C7/18
Filed: 1948-09-15
Abstract: 642,506. Gas turbine plant. DE HAVILLAND ENGINE CO., Ltd., HALFORD, F. B., BRODIE, J. L. P., and GAY, A. R. B. Sept. 15, 1948, No. 24246. [Class 110(iii)] An annular chamber 30 in the casing of a gas turbine rotor 18 is supplied through pipes 29 with air taken at 28 from the compressor delivery. This air passes through an annular jet orifice 31 and impinges upon the turbine rotor near to the blade roots. The air passes outwards into the hot gas stream. In place of the annular jet orifice 31, ten or more spaced jets may be used. Air jets may be applied to both sides of a turbine disc and to one or more discs of a multi-stage turbine. Air from the space 28 is also led by a pipe 32 to the centre of the space between the turbine rotor and a cover plate 33. The bearing at 20 is cooled by oil circulating through pipes 41 from a tank 40 and by air from the compressor which passes out into the space between the turbine rotor and the up-stream cover plate 21. This air is extracted from the compressor at 39 and led through a chamber 38 around the compressor inlet, where it is cooled, and thence by pipe 36 to an air filter 37 before passing to the bearing 20.
Patent GB-485354-A (GB)
Title: Improvements in and relating to devices for measuring the length of a ribbon or the like
IPC: G01B5/04
Filed: 1937-09-08
Abstract: 485,354. Measuring fabrics. MOSSAZ, A. Sept. 8, 1937, No. 24461. [Class 42 (ii)] Ribbon &c. to be measured is pulled under a wheel 14 having on its periphery a metal-brush the wires of which make an angle greater than 90‹ with the ribbon &c. on the entering side of the wheel. The wires may be bent as shown in Fig. 3. The wheel 14 is connected with a counter 10 pivoted at 18 and is pressed on the ribbon by its own weight assisted or controlled by one or more springs 19 or by a weight which can be slid to either side of the pivot 18. The wheel 14 may carry two brushes with belt inclined in opposite directions, and may be in two parts hinged together so that its periphery can be adjusted.
Patent GB-1028140-A (GB)
Title: Focusing coil system for image orthicon type of tubes
IPC: H01J29/66
Filed: 1961-06-12
Abstract: 1,028,140. Image pick-up tubes. FERNSEH G.m.b.H. June 12, 1964 [June 14, 1963], No. 24493/64. Heading H1D. A focusing coil system for image orthicon tubes produces a focusing field with at least one field intensity maximum in the deflecting section of higher value than that of the field intensity in the photo-cathode plane and a minimum field intensity between the target and photocathode. The field is depicted in Fig. 3 (not shown). As shown in Fig. 2, tube 10 contains field mesh 11, target 12, auxiliary electrode 13, lens electrodes 14 and 15, and photo-cathode 16. For achieving the above focusing conditions there is provided a front coil S with an iron screen E, which together with coil 1 produces the increased field intensity in the photocathode plane. Coils 2, 3, 4 produce the field intensity minimum between photo-cathode and target and the field intensity maximum in the deflecting section. Coil 6 is the deflecting coil. An auxiliary coil 5 produces a local field intensity increase in front of the first dynode so that the dynode structure becomes less visible. Specific data for the coils and focusing field are given. There may be two maxima in the deflecting section (Fig. 3).
Patent GB-256561-A (GB)
Title: Improvements in power operated brakes
IPC: F16D65/28
Filed: 1925-10-01
Abstract: 256,561. Soc. Anon. Servo Frein Dewandre. Aug. 10, 1925, [Convention date]. Fluid-pressure; covers and protectors for brakes; foot actuation.-In a pressure or vacuum brake in which the distributor is operated through a loose connection, a single self-contained casing encloses the working parts, the loose operating connection, and the means for controlling the distributor by the movement of the parts associated with the loose connection. The casing encloses one end of the cylinder and of the valve device and is of trapezoidal shape. The brake-pedal rod and the brakemechanism rod pass through the smaller faces of the casing and may pass through opposite faces or the same face. In the latter case, the brake pedal may be mounted on a shaft forming part of the brake mechanism. The brake-pedal rod 77. Fig. 3, is connected to a floating lever 74 mounted on a shaft 74<b> carried by a lever 79 pivoted on a fixed shaft 80. One end of the lever 74 is provided with a sleeve enclosing the shaft 80 with a certain amount of play so that relative movement may take place between the sleeve and the shaft. The control-valve stem is connected to a collar 74<c> on this sleeve. and operations of the brake pedal opens a valve 8, Fig. 2, of the control valve to provide communication between the brake cylinder and a partial vacuum. The movement of the piston 4 oscillates the laver 74, .by a connection 75, and operates the brake mechanism by rods 78<a>, 78<b> connected to the lever 79. Front and back wheel brakes are operated. The oscillation of lever 74 takes place about the end of the connection to the brake-pedal rod and subjects the brake pedal to a reaction effect. The oscillation ceases when the lever 74 has moved to such as position as to close the valve 8. On releasing the brake pedal, a valve 9 is opened providing communication between the brake cylinder and the atmosphere. The duct to the, atmosphere may open into a space containing oil, such as an engine crank case, so that air drawn in is impregnated with. oil. A leather joint is provided at the points where the rods pass through the casing.
Patent GB-1146917-A (GB)
Title: Method of packaging sheet materials
IPC: B65D85/48
Filed: 1966-06-02
Abstract: 1,146,917. Packages. COMPAGNIE DE SAINT-GOBAIN. 2 June, 1966 [2 June, 1965], No. 24592/66. Heading B8C. A stack of flat, rigid sheets F are secured by at least one encircling band 5 which passes over four corner brackets 1, 2, 3 positioned between the band and the stack. The encircling band 5 is fitted into a groove 10 in the corner bracket, the groove path in each arm of which being identically shaped and preferably having a polygonal or continuously curved cross-section. The inner faces of the brackets are lined with a non-slip material (7), (Fig. 2A, not shown) such as felt or foam rubber and a yieldable packing (8), (Fig. 2B, not shown) compressed between the two adjacent bracket ends. Alternatively, the bracket ends may overlap each other, in which case the ends are obliquely cut, V-shaped or scarf jointed. The stack of sheets F may have interleaved protective sheets and may be wrapped to protect the outer faces of the stack. The brackets may be of iron, steel, wood, plastics or fibre whilst the encircling band 5 may be of steel, woven material or plastics.
Patent GB-394516-A (GB)
Title: Method and apparatus for coating surfaces with powdered materials
IPC: B05B3/02
Filed: 1932-09-03
Abstract: <PICT:0394516/III/1> In a process for applying powdered materials to surfaces, a falling curtain of the powdered material is formed and directed by a current of air towards the surface moving in a horizontal plane. In an apparatus for coating sheets of wood veneer with powdered glue, the powder is fed from a container 35 by rotating screw conveyers 44, 45 through adjustable openings 39 into a chamber 10. A belt 11 of wire mesh or similar perforated material enters the bottom of the chamber 10 through an opening 14 and passes over the stationary floor 12 preferably formed of rubber vulcanized to a plate 13.  The powdered glue falls into the interstices of the belt 11 and is conveyed to bevelled edge 17 of the floor, surplus powder being removed from the surface of the belt by a rubber-faced roller 18. When the belt passes over the bevelled edge 17 the powder falls in a uniform stream from the perforations assisted by a vibrator roller 20.  The falling stream ef powder 26 falls on a rotary roller 25 breaking up the stream, which is then directed downwards by a current of air from an air nozzle 27 towards the sheets of veneer 34 placed on a conveyer.  The current of air is generated by a blower and passes through a dampening chamber and between baffles to the nozzle 27.
Patent GB-940920-A (GB)
Title: Electrical connector assembly
IPC: H01R24/54
Filed: 1962-06-27
Abstract: 940,920. Two-part couplings. AMP. Inc. June 27, 1962 [July 14, 1961], No. 24648/62. Heading H2E. An electrical connector consists of a plurality of first coaxial connectors, mounted in insulating cable - blocks, which cooperate with a plurality of interconnected second coaxial connectors mounted in an insulating junction block, the -blocks having means for holding them together. As shown, Fig. 1, coaxial cables 8 are joined to first connectors 1 which consist of an outer shell 14 with a socket in an insulat. ing bushing mounted inside it, and a spring element 15 surrounding the shell with rearward fingers which retain the connector in a cable-block 34, Fig. 3. The second coaxial connectors 28 consist of three receptacles 33 joined to form a T-shaped metal shell, and each receptacle contains a contact pin 30 mounted in an insulating bushing 32 and connected together by a metal block 31. These connectors are mounted in two insulating blocks 18, 20 which are bolted together to form a junction block. T-shaped clamping members 42 are also mounted between the blocks 18, 20 and co-operate with jack screws 41, rotatably retained in the cable-blocks, to hold the parts of the connector together. In a second embodiment, Figs. 4, 5, 6 (not shown), the second connectors have a plurality of receptacles leading to the same face of the junction block enabling a plurality of cable-blocks to be attached to that face. A cover to prevent dirt from entering unusual receptacles is also described.
Patent GB-481562-A (GB)
Title: Woven wire belts for paper making machines
IPC: D21F1/10
Filed: 1936-09-10
Abstract: 481,562. Wire fabrics. EASTWOODNEALLEY CORPORATION. Sept. 10, 1936, No. 24668. Convention date, March 23. [Class 142 (iv)] Fourdrinier paper-making machine wire belts are woven with weft and warp wires of non - circular cross - section elongated in one direction. Rectangular weft wires 11, Fig. 2, or oval weft wires 11a, Fig. 4, and ribbon-like warp wires 10, which may be À004" thick and À012" wide may be used. The weave may be plain as shown, or twill. Warp wires of rolled, drawn and annealed bronze, or of stainless steel, and weft wires of bronze or brass may be used. The weft wires may be À009" thick and À014" wide. Specifications 447,165 and 458,363 are referred to.
Patent GB-1425040-A (GB)
Title: Gas valve for galvanic cells
IPC: H01M2/12
Filed: 1973-05-23
Abstract: 1425040 Pressure release in cells VARTA BATTERIE AG 23 May 1973 [24 May 1972] 24723/73 Heading H1B A gasket 1, forming the top of an electric cell such as a magnesium-manganese dioxide primary cell, has a portion 3 of reduced thickness which is elastically deflectable away from the adjacent smooth surface of a carbon rod 2 when the gas pressure within the cell attains or exceeds a predetermined value. The gasket may be of a polyolefin such as polypropylene. In a modification, the neck 5 of the gasket is omitted and the axial groove 4 in the inner periphery of the gasket extends almost to the plane surface of the gasket to provide the reduced thickness portion 3. In a second modification, the neck 5 is present, an axial groove being provided along part of the length of the carbon rod.
Patent GB-648436-A (GB)
Title: Improvements in bobbins for textile machines
IPC: B65H75/18
Filed: 1948-09-22
Abstract: A bobbin for textile machines is moulded from a composition of which the principal components are a rubbery interpolymer of butadiene and styrene or acrylonitrile and a hard normally inelastic resinous thermoplastic interpolymer of a major proportion of styrene and a minor proportion of butadiene or acrylonitrile or of both.  The interpolymers are preferably present in the proportions of 20 to 60 per cent rubbery interpolymer and 80 to 40 per cent resinous interpolymer.  The resinous interpolymer may be made from monomers consisting of 60 to 97 per cent styrene and 40 to 3 per cent butadiene or acrylonitrile or both, or from monomers consisting of from 65 to 80 per cent styrene, from 20 to 35 per cent acrylonitrile and from 0 to 15 per cent butadiene.  The composition may include a filler such as clay, a pigment such as red iron oxide, an antoxidant such as phenyl alpha-naphthylamine and a plasticizer such as dioctyl phthalate.  The rubbery interpolymer may be vulcanized.  The Specification describes the preparation of a resinous interpolymer by the emulsion polymerization of 65-80 parts styrene, 20-35 parts acrylonitrile and 0-15 parts butadiene, in the presence of 180-400 parts water, 0.1-1.5 parts peroxidic catalyst, 0.5-150 parts of an emulsifying agent, preferably a soap, and 0-1 part of a regulator, preferably dodecyl mercaptan.ALSO:Bobbins for textile machines are moulded from a composition comprising essentially a rubbery interpolymer of butadiene and styrene or acrylonitrile and a resinous interpolymer of styrene and butadiene or acrylonitrile or both. Metal rings may be moulded in place in the lower enlarged portion of the bobbin, and metal inserts may also be included for electrical contact purposes.  The Specification refers also to the manufacture of bobbins from polystyrene, cellulose acetate, phenol-formaldehyde resin, hard rubber and polyvinyl chloride.