baber/WOPTO huggingface dataset:
Patent GB-561938-A (GB)
Title: Improvements in or relating to heat pump plants
IPC: B01D1/06
Filed: 1942-06-18
Abstract: 561,938. Heating; ice-making. EGLI, M. June 18, 1942, No. 8372. A Specification was laid open to inspection under Sect. 91 of the Acts, Dec. 28, 1942. [Class 29] Compression machines.-In a heating plant utilizing a closed compressing - condensing - evaporating cycle, or an absorption cycle, heat of low temperature is derived from the freezing of a limited; quantity of water, the ice being continuously discharged through a siphon trap. The plant shown comprises a compressor 1, condenser- 2 giving up heat, and an evaporator 3 immersed in water in a tank 4 divided by a verticalpartition 5. The water may be agitated' by air injected at 13, and circulated by an injector 8. The evaporator comprises a tubular member of oval section adapted to distort to a round section under increased pressure to detach the ice formed on it, the ice floating to the surface and flowing over the partition 5 to a trap 10 at the top of a wavy perforated tube 9 leading to a discharge drain 12.
Patent GB-375329-A (GB)
Title: Improvements in slicing machines
IPC: B26D1/553
Filed: 1930-12-19
Abstract: 375,329. Slicing bread &c. HARTMAN, W. W., 701, N. Main Street, Los Angeles, U.S.A. Dec. 19, 1930, No. 8409/32. Convention date, Feb. 17, 1930. Divided on 372,831. [Class 5 (i).] Bread or similar material is sliced by a number of laterally spaced reciprocating cutters 30, each cutter being driven by a separate crank 27 on a shaft 21. The shaft 21 is mounted in a crank case 20 comprising a U-shaped main body portion open at both ends and along the top, endplates 22, and a top cover in the form of a slide rod guide 25 vertically divided into two longitudinal halves that are bolted together and to the crank case. The cranks or eccentrics 27 are formed with concave bearing surfaces on which corresponding surfaces on eccentric straps bear. The straps are connected by rods 28 to rods 29 adapted to reciprocate in grooves 25a in the guide member 25, the upper end of each rod being attached to a cutter 30. The upper ends of the cutters are guided by slots in a transverse bar 35, clips 36 being fitted on the cutters to prevent wear. The bar 35 extends between side members 33 bolted to the member 25 and carrying adjustably at their upper extremities a transverse member 32 from which springs 31 are suspended such springs being connected to the upper ends of the cutters. The eccentrics on the shaft are arranged in pairs the members of which are adjacent and set at 180‹ to each other. Successive pairs are set out of phase, the angular spacing being such that the pairs are evenly distributed over 360‹ of phase along the crank shaft. The device may be used with the slicing machine described in Specification 372,831 or it may be used with a machine in which the loaf is moved in a straight path either manually or mechanically.
Patent GB-123660-A (GB)
Title: Copyholder for Typewriters.
Inventor: THOMAS THOMAS MARTIN
IPC: B41J29/15
Filed: 1918-05-21
Abstract: 123,660. Thomas, T. M. May 21, 1918. Copy-holders. - A copy-holder adapted to be mounted on the framework of a typewriter consists of a wire frame b and a spring clip a, a', which is formed at the back with sockets a<2> for receiving the ends b<2> of the frame and with ears a<3> which can be slipped over a part c of the framework. The cover d is gripped by the clip and is supported by the frame b. The sides of the frame may be connected at the top and the bottom by bars, the top bar carrying folding arms for supporting a sheet.
Patent GB-244314-A (GB)
Title: Game apparatus
IPC: A63F7/00
Filed: 1925-03-30
Abstract: 244,314. Holst, F. March 30, 1925. Table games.-The apparatus of the kind in which balls &c. are released down an incline or gutter and are deflected into numbered compartments, an elongated box a is provided with a series of shoots g by a holed partition a<1>, and balls released down the gutter b are directed along a platform e by a deflector c, falling through holes f in the platform on to the shoots g, and so into the compartments i. The gutter b hooks on to the box a and may have folding legs k.
Patent GB-848313-A (GB)
Title: Improvements in electrical fuse holders
Inventor: HOUGHTON HARRY GILBERT
IPC: H01H85/62
Filed: 1959-03-11
Abstract: 848,313. Fusible cut-outs. ENGINEERING & LIGHTING EQUIPMENT CO. Ltd., and HOUGHTON, H. G. March 11, 1959 No. 8468/59. Addition to 736,647. Class 38(1) The fuse - holder according to the parent Specification is modified by the provision in the plug of a clip contact 18 for the cartridge fuse which is in the form of a cylinder closed at one end and is urged towards the mouth of the bore in the insert 13 by a compression spring 23, whereby the contacts of the holder are maintained in engagement with the cartridge fuse even if the plug is not screwed tightly in the socket.
Patent GB-945650-A (GB)
Title: Improvements relating to ignition coils
IPC: H01F38/12
Filed: 1962-03-06
Abstract: 945,650. Binding-posts. ROBERT BOSCH G.m.b.H. March 6, 1962 [March 23, 1961], No. 8506/62. Heading H2E. [Also in Division H1] Lead through terminals for the induction coil of an internal combustion engine are hermetically sealed by means of a setting resin into holes in the insulating moulding which forms the cover of the coil. Each terminal comprises thin copper tube 13 which is both soldered to flat connector 14 and also held by two flaps formed in the latter and the hole in which the terminal fits is shaped to receive the offset part 14 thus securing the terminal against torsion. To prevent resin from running out during casting, hole 15 is initially blind but access for end 18 of the primary winding to the tube 13 is made by drilling after the resin has set, lead 18 then being soldered into tube 13.
Patent GB-703429-A (GB)
Title: Improvements in the manufacture of steel
IPC: C21C5/28
Filed: 1951-04-12
Abstract: In a method of manufacturing steel in a basic converter by successive formation of two slags, the latter part of the blowing to produce the first slag, and the whole of the blowing to produce the second slag, is effected by a mixture of oxygen and steam.  The mixture may be superheated as described in Specification 703,427, and the steam content of the mixture reduced for the later stages of the blow, in order to raise the temperature in the converter.  A preferred mixture for the later stage contains 37 per cent. of steam, and 63 per cent. oxygen, and the Specification includes a scale of adjustments for additions of iron ore, scrap and lime.
Patent GB-960998-A (GB)
Title: A container for textile tapes, ribbons and the like
Inventor: LEWIS HERBERT
IPC: B65D85/671
Filed: 1963-03-05
Abstract: 960,998. Tape dispensers; displaying. CUCKSON TEXTILES PROPRIETARY Ltd. March 5, 1963, No. 8681/63. Headings A4G and A4T. [Also in Division B8] A container for tape comprises a flat base 3 coated with heat sensitive adhesive, a transparent cover sheet 12 of e.g. cellulose acetate, having a pre-formed cavity 6 of depth equal to the tape width, and a slot 8 in the cavity wall 7 through which the tape end is withdrawn, the sheet 12 adhering to the base 3. The slot 8 may continue at 9 into the base, the cavity may be conical or cylindrical, and the base may be elongated to form a strip carrying several containers in an elongated cover and slotted to be supported for display, so that a container may be cut off the strip for sale.
Patent GB-492390-A (GB)
Title: Improvements in screens for devices for determining the velocity of projectiles and for recording their impact positions
IPC: F41J5/04
Filed: 1937-03-24
Abstract: 492,390. Electric signalling systems. MAURER, M. March 24, 1937, No. 8707. [Class 40 (i)] [Also in Groups XIX and X] In apparatus for determining the velocity of projectiles by timing the perforation of spaced screens which also record the impact positions, each screen comprises parallel metal bands on one face and parallel bands on the other face arranged to cross the first set of bands and separated therefrom by an insulating plate 4 of a thickness equal to or less than the length of the projectile P, each band being connected to a battery through an oscillograph having time-recording means. The front face is shown subdivided into separate horizontal bands 2a .. 2e and the rear plate into separate vertical bands 3a .. 3d, and a plurality of oscillographs 0a .. Oe. 0<1>a.. O<1>d are employed to indicate the impact positions, for example in the case of quick fire from an automatic weapon. In a modification the metal conducting bands on the two faces are replaced by poorly conducting strips each in circuit with a battery and a recording oscillograph.
Patent GB-838660-A (GB)
Title: Improvements in or relating to the moulding of synthetic resinous compositions
Inventor: LEWIS REGINALD NORMAN
IPC: B29C33/56
Filed: 1957-03-18
Abstract: The surfaces of plaster-of-Paris moulds for synthetic resinous compositions are coated with a paint vehicle mixed with a lamellar material.  The latter may be flake aluminium or flake mica, and it may be mixed with e.g. a primer base comprising a highly polymerized resin made according to Specification 491,519. Further layers of film-forming synthetic resin, e.g. a copolymer of vinyl chloride and vinyl acetate, and of wax, e.g. carnauba wax, may be applied.ALSO:Synthetic resinous compositions are moulded in a plaster-of-Paris mould by coating the surface of the prepared mould with a water-resistant layer comprising a flake or lamellar material mixed with a paint vehicle, filling the mould with the composition, and causing or allowing the composition to set.  The lamellar material may be flake aluminium or mica, and the paint vehicle may comprise a highly polymerized resin made according to Specification 491,519.  Further layers of a film-forming synthetic resin, e.g. a vinyl resin, and of wax, may be applied.
Patent GB-1418998-A (GB)
Title: Buffer or fender
IPC: F16F9/04
Filed: 1973-02-22
Abstract: 1418998 Fenders YOKOHAMA RUBBER CO Ltd 22 Feb 1973 8834/73 Heading B7S [Also in Division F2] A marine fender comprises firstly a cupshaped body 21 of gas-tight resilient material having a base 21<SP>11</SP>, a circumferential sidewall and an integral external flange 21<SP>1</SP>, and secondly a backing plate 26 arranged for co-operation with the flange 21<SP>1</SP> to form a sealed chamber A. The body 21 is of rubber, 22, 24 with a reinforcing layer 23 and the backing plate 26 has a passage 30 for admitting gas to the chamber A. The base of the body 21 may include a metal plate 50, Fig. 9 (not shown) and the sidewall may have circumscribed metal rings 60, Fig. 10 (not shown).
Patent GB-455709-A (GB)
Title: Improvements in or relating to articles made from aluminium alloys
IPC: C22C21/08
Filed: 1935-03-21
Abstract: Cast articles, which in use are exposed to conditions of pressure under which leakage through the metal might be set up, such as pipe fittings, carburetter parts, hydraulic control members, compressor casings, and containers for liquids and gases, are made of aluminium alloys containing 4-7 per cent of magnesium, 0,8-1,5 per cent of silicon, and 0,1-2,5 per cent of manganese.  Specification 432,351 is referred to.
Patent GB-113217-A (GB)
Title: Improvements in Handles for Files and other Appliances provided with Tangs.
Inventor: NICHOLSON WILLIAM THOMAS
IPC: B25G1/00
Filed: 1917-06-22
Abstract: 113,217. Nicholson, W. T. June 22, 1917. End handles; strengthened handles.-A file or like handle b is formed conical at the end a which joins the curved part c, and a ferrule c formed to fit the conical end is placed on it and the inner part f spun down on to the curved part c. An inwardly projecting tubular part g is driven into the end of the handle, or into an annular recess cut in it. In the modification shown in Fig. 3, a wire coil k let into an annular recess j is used in combination with the ferrule described above.
Patent GB-498128-A (GB)
Title: Improvements in the electrical production of musical tones by electro-static means
IPC: G10H3/10
Filed: 1937-03-30
Abstract: 498,128. Electrical musical instruments. MIDGLEY, A. H., and MIDGLEY, A. M. March 30, 1937, Nos. 8978 and 31847. [Class 88 (ii)] In an electrostatic musical instrument wherein wave-form members a have relative movement with rotary members b, potentials being applied to the wave forms (on the operation of key-contacts l) by means of busbars 18a ... x which represent orders of partials and are energized on the drawing of stops q, in order that the charge on a wave form shall vary in such a way as to reproduce faithfully combined sounds the bus-bars are each connected to one pole (earth) of the source of potential by a resistance n, and the potentials, which are derived direct from the source, are applied to the bus-bars through resistances o in parallel connected to the other pole Z of the source. these resistances determining the bus - bar potentials so as to produce the correct addi. tive effects when more than one stop is used. In an instrument with two manuals and a pedal keyboard, twelve discs a each carry wave-forms al ... a<8> for a note and its seven octaves. The forms consist of half sine-waves spaced half a wave apart and electrically connected on their outer edge. The twelve discs b, geared together at <12>#2, have corresponding rings oi separated sectors b<1>, all electrically connected. The fluctuating potentials produced by the wave rings are passed through respective condensers c and a common step-down transformer d to the output circuit. On closure of a key-contact l, potential from a bus-bar is applied through the respective key resistance k and charging resistance e to the wave ring, a second resistance g, regulating resistance i and condensers f, h, arranged as shown, preventing keyclicks and producing reverberation and sustaining effects. The stop resistances o, which are of the correct values for the partials and stops to which they pertain, are permanently connected to the bus-bars, contacts p being closed on drawing a stop carrying a bus-bar q, one set of stop bus-bars being provided for the Great and its pedal stops, and one set for the Swell and its pedal stops. The stop bus-bars q are connected through resistances r which regulate the relative strengths of the stops, to an adjustable tremolo device comprising a make-andbreak switch s geared to the drive of the discs b, a resistance t, and a condenser v. The tremolo device in turn is connected to a volume control as described in Specification 498,130. A celeste effect may be produced with the aid of a second set of discs with slightly greater or less rotational speeds, the outputs being combined. A third or solo manual with its own discs and filter networks may be provided for bell &c. tones requiring a pronounced percussion and ringing effect. Tempered fundamentals and perfect harmonics may be used if desired. Specification 482,284 is referred to.
Patent GB-1287720-A (GB)
Title: Field assemblies for dynamo electric machines
Inventor: PREECE KENNETH
IPC: H02K3/18
Filed: 1969-08-28
Abstract: 1287720 Stator cores for dynamo-electric machines JOSEPH LUCAS (INDUSTRIES) Ltd 28 Aug 1969 8998/72 Divided out of 1286462 Heading H2A A stator assembly for a starter motor comprises a tubular, magnetic, sheet-metal casing 17 and a number of magnetic members 11-14 of cast or powdered material secured within the casing and providing salient poles, the magnetic members having recesses 15 on their radially outer surfaces into which portions of the casing are deformed so as to increase the thickness of magnetic material at the poles. A winding 16 extends around the poles.
Patent GB-1369640-A (GB)
Title: Method of activating silver catalysts
Inventor: NIELSEN ROBERT PETER
IPC: B01J23/50
Filed: 1972-02-28
Abstract: 1369640 Activating silver oxidation catalysts SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ NV 28 Feb 1972 [1 March 1971] 9005/72 Addition to 1369639 Heading B1E [Also in Division C2] Silver catalysts according to Specification 1369639 are activated by heating at 175-300‹C for 2-24 hours, contacting with anhydrous methanol and/or ethanol and recovering the catalyst.
Patent GB-590095-A (GB)
Title: An improved optical projection apparatus for transparencies
IPC: G03B21/20
Filed: 1945-04-11
Abstract: 590,095. Optical-projection apparatus. PRATT, A. S. April 11, 1945, No. 9042. [Class 97 (i)] In optical projection apparatus for transparencies of different sizes, an adaptor unit, related in size to the transparency to be projected, is inserted between the condenser lens system and the holder for the transparency so as to position the transparency in the converging light beam where it will receive the maximum amount of light, the adaptor also serving to mask the transparency. As shown in Fig. 2, the adaptor 11 is attached by screws to the condenser housing 4 and to the housing 6 containing the projection lens and holder for transparency such as strip film 9. The projection lens 5 is readjusted in the housing 6 to allow for the introduction of the adaptor. Bayonet or clip fixings may be provided between the adaptor and the other housings. Part or all of the system may be rotatable about the optic axis to adjust the image on the screen. In the form shown in Fig. 4, the adaptor 11 is introduced behind the transparency holder and forces the front member of the condenser 3 back against the spring 13.
Patent GB-1206561-A (GB)
Title: Improvements in carburettors
IPC: F02M7/17
Filed: 1969-02-19
Abstract: 1,206,561. Spray carburetters. DEUTSCHE VERGASER G.m.b.H. & CO. K.G. Feb.19, 1969 [Feb.28, 1968], No.9068/69. Heading F1B. In a carburetter in which a spring-loaded suction-controlled piston 11 having a hydraulic damper 21 controls the oil and fuel flow, the hydraulic damper is flexibly connected to the fixed part of the carburetter whereby the damper can move relatively to the fixed part when the damping effect is excessive. When the throttle valve 4 is opened the depresion in mixing chamber 5 is communicated via passage 14 to chamber 15 causing piston 11 to rise thereby admitting fuel through the nozzle opening 9 to chamber 5. In cold conditions when the hydraulic fluid is very viscous the damper piston moves against spring 25 to permit the desired movement of needle value 8.
Patent GB-715986-A (GB)
Title: Improvements in or relating to plain bearings
Inventor: LOVE PHIL PRINCE
IPC: F16C33/20
Filed: 1952-04-09
Abstract: 715,986. Bearings. GLACIER METAL CO., Ltd. April 9, 1953 [April 9, 1952], No. 9075/52. Class 12(1) A method of reducing friction between relatively moving surfaces of bearings comprises interposing between the surfaces a layer consisting of non- metallic spherical particles of substantially uniform diameter. The particles preferably consist of polymethylmethacrylate of the order of 0.010 inch in diameter. The layer may be loosely retained between the surfaces or it may be bonded to one of them by the use of a suitable adhesive. A plain bearing comprises a flanged bush 1, Fig. 1, housing a layer of particles 3 which may bear directly on a shaft 4 or on a bush secured thereto. A thrust bearing comprises relatively rotatable elements 9, 12 having between them a layer of particles 3. A lubricant such as water or thin oil may be used.
Patent GB-1213385-A (GB)
Title: Apparatus for generating ultrahigh pressures
IPC: B01J3/06
Filed: 1968-02-26
Abstract: 1,213,385. High pressure apparatus, anvil type. MITSUBISHI ATOMIC POWER INDUSTRIES, Inc. 26 Feb., 1968 [28 Feb., 1967], No. 9140/68. Heading B1X. Ultrahigh pressures are generated in an apparatus comprising at least two nested anvil members each made up of a plurality of tungsten carbide or similar hard elements and enclosing an internal space in the form of a regular polyhedron, the innermost anvil member comprising elements 3 defining a working space O filled with a plastic pressure medium. The apparatus shown has three anvil members. The outermost anvil member comprises eight elements I shaped and arranged to form an octahedral inner space within which are arranged six anvil elements 2 of the intermediate member, and the elements 2 enclose a cube containing eight anvil member 3. The outermost anvil member is in the form of a body having symmetry of rotation. Electrically insulating sheets 6 and guides 7 are disposed on the planar outer surfaces of the assembly which is hermetically sealed by a shell 8 of soft resilient material such as indiarubber. A narrow gap 5 is provided between each pair of anvil members. Pressure transfer members 4, 4', made of polyetetrafluoroethylene, pyrophyllite or mica, are interposed between the anvil members. The intermediate and innermost anvil members and the associated pressure transfer members may be accommodated in nylon cartridges 10, 10'. The apparatus is disposed in a pressure vessel containing a hydraulic fluid medium 9 in which a hydrostatic pressure up to, e.g. 10,000 kg./cm<SP>2</SP> is applied for generating an ultrahigh pressure in the working space O.
Patent GB-162896-A (GB)
Title: Improvements in or relating to furnaces for pulverulent fuel
IPC: F23C99/00
Filed: 1920-03-29
Abstract: 162,896. Motala Verkstads Nya Aktiebolag, and Porat, K. H. W. von. March 29, 1920. Pulverulent - fuel furnaces. - In furnaces, especially for locomotives, in which the mixture of air and powdered fuel or the combustion gases pass over both sides of an arch in the furnace before flowing through the boiler, and in which there is a grate for solid fuel at the bottom of the furnace, the grate 6 is arranged at the front part of the furnace and in front of the forwardly-directed air and fuel inlet 18 which is situated at a slightly higher level than the grate and has the fuel-supply pipe 26 projecting into it, leaving a space 27 for air admission. The refractory bed 4 is inclined so as to converge with the arch 3 rearwardly; it extends partially under the arch, and has an horizontally-disposed portion enclosing the passage 18. The lower portion of the furnace has refractory lateral walls, but the portions of the side walls of the fire box immediately below the arch are exposed to the flames, being however cooled by the water in the bciler. Additional air is supplied through the conduit 8, which is provided with a damper 17, into the channels 10 and is directed forwardly under the arch 3, The grate 6 is constructed in halves, the front portion swinging downwardly by operating the levers 30, 31 and 33 from the cab of the locomotive. The rear portion can be similarly swung by removing a pin in the prcjection 36 on the ash-pan casing 29, so that clinker and ashes are readily removable. A further supply of air is delivered through the grate and can be regulated by adjusting doors in the ash-pan door 34.
Patent GB-309293-A (GB)
Title: Improvements in or relating to means or appliances for use in sharpening the blades of safety razors
IPC: B24D15/10
Filed: 1928-03-27
Abstract: 309,293. Parkes, J. March 27, 1928. Stropping - apparatus.-A device for holding safety razor blades during stropping comprises two jaws a, a<1>, one of which has projections a<2> passing through holes in the blade b and in the other jaw. The jaws a, a' are clamped together by a loop or bow spring c and projecting finger pieces d, d<1> on the plates a, a' pass through slots in the spring c and enable the plates a, a<1> to be separated when desired. Additional clamping may be obtained' by a screw and nut e, e'. In a modification, to enable both edges of the blade to be stropped, the clamping plates are lengthened as at f, Fig 4, and are secured by a clip g. The spring c which may serve as a handle during stropping may be covered with rubber or other material to improve the grip or appearance.