baber/WOPTO huggingface dataset:
Patent GB-799840-A (GB)
Title: Improvements in apparatus for consolidating track ballast
IPC: E01B27/13
Filed: 1956-07-23
Abstract: 799,840. Railway ballast tamping machines. LOSENHAUSENWERK DUSSELDORFER MASCHINENBAU AKT.-GES. July 23, 1956 [July 25, 1955], No. 22682/56. Class 104(2). Apparatus for consolidating track ballast in front of the butt ends of sleepers comprises a tamping device guided on the track or on the track securing means and equipped with a tamping plate which fits the profile of the ballast bed and is set into vibration by a vibration generator. A tamping plate 14 shaped to the profile of a ballast bed is mounted on leaf springs 10 connected to brackets 7 having nuts 6 adjustable on vertical screws 5 mounted along the sides of a truck running on the track and carrying a current generator 2 for an out-ofbalance vibratory motor 13 on the plate. The plate 14 may be resiliently hinged to a horizontal plate for use on uneven surfaces. A horizontal tamping plate 14<SP>1</SP> may tamp the upper surface of the bed. Alternatively, the apparatus is mounted clear of and to one side of the track. The tamping plate is connected by adjustable struts to a guiding rail which runs over sleeper screws. A frame carrying a motor, a vibration generator and a counterpoise resiliently mounted on a horizontal part of the tamping plate. The inclined tamping plate is detachably screwed to the horizontal part. In another embodiment for use with an uneven ballast bed, the tamping plate comprises two hinged parts resiliently urged downwards by the frame and resiliently connected to the guiding rail by coiled springs. The inclined tamping plate projects beyond the ends of the horizontal hinged plate, the forward parts of both plates having the form of upwardly curved leaf springs. A spring diagonal strut is connected between the tamping plate and guiding rail. A ballast bunker truck and a ploughshare may be used in front of the tamping device and behind, a testing truck with a recording device to ascertain the consistency of the bed and consequently to remedy any irregularity.
Patent GB-1312067-A (GB)
Title: Process for retarding magnesium fade in the preparation of ductile iron
IPC: C21C5/52
Filed: 1970-05-11
Abstract: 1312067 S.G. iron INDUCTOTHERM LINEMELT CORP 11 May 1970 [15 Sept 1969] 22687/70 Heading C7D Fading of magnesium-treated iron is retarded by holding it under a non-oxidizing atmosphere with no more agitation than is necessary to maintain a uniform temperature. The metal may be contained in a channel induction furnace under an inert or reducing atmosphere which may be under super-atmospheric pressure. Reference has been directed by the comptroller to Specification 1208332.
Patent GB-1207602-A (GB)
Title: Improvements in or relating to vehicles for handling freight containers
Inventor: MATHEW LEONARD STANLEY
IPC: B60P1/64
Filed: 1968-05-13
Abstract: 1,207,602. Masted lift trucks; container traffic. MATBRO Ltd. 7 May, 1969 [13 May, 1968], No. 22699/68. Headings B8H and B8Q. The mast assembly of a lift truck for handling containers 12 is mounted on a turn-table 18 on a carriage 15 which is movable transversely of the truck in tracks 16 in a recess 14 adjacent the front of the truck. The container is supported by clamp frame 23 which supports the operator's cab 25 and which is secured to a frame 22b. The frame 22b is supported on guides for transverse movement relative to the lifting carriage under the action of rams 24. The truck is formed with a container supporting deck 13 provided with rollers 26. The rear of the truck is formed with a counterweight casting, Fig. 1 (not shown), and a second counterweight is mounted beneath the deck 13 for movement transversely of the truck in a direction opposite to that of the carriage 15. In operation, a container is raised and the mast assembly is moved to one side of the track and rotated to align the container with the deck 13. The container is then lowered on to the rollers 26 and the rams 24 are actuated to move the container rearwardly.  In modifications (not shown), the clamp frame 23 is secured to the lifting carriage, the rams 24 are omitted and either the turn-table 18 is mounted for movement longitudinally of the truck on the carriage 15 or the rollers 26 are power-driven.
Patent GB-714128-A (GB)
Title: Improved steering gear for vehicles
IPC: F16H25/22
Filed: 1952-09-10
Abstract: 714,128. Screw-and-nut steering mechanism. GENERAL MOTORS CORPORATION. Sept. 10. 1952 [Oct. 18, 1951], No. 22723/52. Class 80 (1) In a steering gear wherein a rock shaft 84 carries two yokes 88 engaging roller trunnions on a ball nut 80 which is traversed by a worm 72 on the steering shaft, one of the arms on each yoke has adjustably attached thereto an L-shaped member 116 terminating in a ramp 122 to reduce or eliminate the clearance between the yokes and the trunnions, in the control position of the nut 80. Two spaced flanges on a semi-cylindrical member 82 on the rock shaft 84 co-operate with flat surfaces on the nut 80 to prevent undue rotation thereof, the edges of the member being punched into two recesses in the rock shaft to secure it thereto. Each member 116 is secured to the arm of .the yoke by an adjustable bolt and is slotted to receive a guide pin 134, a U-shaped retainer, Fig. 3 (not shown), embracing the arm and having inturned flanges engaging grooves in the member 116. The contacting surfaces of the member 116 and the yoke arm may be slightly inclined so that adjustment of the member 116 may compensate for wear. The gear may be damped near its central position by tightening the ramp 122.
Patent GB-979784-A (GB)
Title: Improvements in and relating to hobbing and gear finishing machines
IPC: B23F23/04
Filed: 1960-06-29
Abstract: 979,784. Machine tool details. J. A. MILLS. Sept. 28, 1961 [June 29, 1960], No. 22726/60. Headings B3B and B3K. A hobbing or gear finishing machine comprises a vertically-arranged hydraulic ram 21 carrying a horizontal cylinder 19 in which are a pair of opposed rams 43 actuating pivoted jaws 49 and hydraulic means for rotating the ram so that one pair of jaws picks up a gear blank from a conveyer while the other picks up a finished gear and the gears are then transposed. In a hobbing machine, the ram 21 is carried on a verticallymovable tailstock 10 co-operating with the headstock 11. In operation, the tailstock is retracted from a finished workpiece, the rods 43 are operated to cause each pair of jaws 49 to grip a gear, and pressure build-up then raises the ram 21 which is rotated by a radial vane thereon. Subsequently, the ram 21 is lowered to deposit a blank on the headstock and a finished gear on an endless conveyer 57 or a rotary table which is advanced by an hydraulic piston. Reference has been directed by the Comptroller to Specification 829,366.
Patent GB-691467-A (GB)
Title: Improved method of extracting the cleaning spirit from and drying articles which have been subjected to a dry cleaning treatment and in machines therefor
Inventor: WALKER THOMAS BRADLEY
IPC: D06F43/02
Filed: 1949-09-02
Abstract: <PICT:0691467/III/1> After the removal of articles from a dry cleaning machine, the solvent is removed therefrom and the articles dried by placing them in a perforated rotatable inner cage of a machine having a fixed outer casing surrounding the inner cage, the inner cage is rotated at a gradually increasing speed to distribute the articles evenly over the peripheral surface of the cage, the speed is then increased to remove a large proportion of the solvent by centrifugal action, air heated by heating means arranged in the space between the cage and the casing is then circulated through the inner cage to remove the remaining solvent, steam being injected into the air flow for a predetermined period of the operation to enable the articles to take up moisture equivalent to the natural regain, and the speed of the cage is then finally reduced to tumble and open out the articles before removing them from the cage.  A suitable machine comprises an openwork cylindrical inner cage 1, with a loading opening 1b at one end, supported axially at the other end on a trunnion 2, enclosed by a fixed cylindrical casing 3 having a corresponding loading opening and an outlet 4 at the bottom tangential to the casing for removing the liquid leaving the cage, and a cover 6 fitted over its loading opening provided with a central hole 7 or apertures of limited size to admit air to the machine. Vanes 15 may be fitted to the outside of the cage 1, and a wire mesh guard 8 over the cover 6.  A space 6a is left between the cover and the hole 1b. Heating coils 13, 14 are arranged between the cage 1 and the casing 3 to heat the air in the casing and the articles in the cage and also to prevent condensation of steam which is supplied through nozzles 9, 10 during the steaming period.  The outlet 4 is connected to a condenser, the flow being assisted by a suction pump if desired.
Patent GB-919599-A (GB)
Title: A test bottle
IPC: G01N33/06
Filed: 1959-03-09
Abstract: A test bottle suitable for determining the <PICT:0919599/III/1> <PICT:0919599/III/2> fat content of a stratified liquid as described in Specification 918,847 comprises a bulb (11), an elongated neck (12) and a tube (15) passing through the bulb wall and terminating interiorly at a point close to the bottom of the bulb and exteriorly at a level below the opening of the neck.  As illustrated in Fig. 1, to which the above numerals relate, the neck is graduated to enable the volume of the fat stratum to be read directly.  Fig. 2 (not shown) provides an orifice in the interior portion of tube 15 whereby liquid may be withdrawn from an intermediate level in the bulb and Fig. 3 shows a tube 22 for the same purpose.
Patent GB-1038422-A (GB)
Title: Improvements in or relating to packages of filamentary material and to the winding thereof
Inventor: BIBBY NORMAN WILLIAM
IPC: B65H54/34
Filed: 1964-06-02
Abstract: A yarn package is formed by first traversing the waste yarn across the normal traverse length of the package, then moving the yarn to one side whilst a transfer tail is wound and finally moving the yarn back to the normal traverse path so that the yarn package is built up on the layer or layers of waste yarn.  The last turn of the waste yarn is severed from the transfer tail. The process may be applied to nylon and undrawn nylon.
Patent GB-328879-A (GB)
Title: Improvements in or relating to shoes
IPC: A43B9/12
Filed: 1929-07-25
Abstract: 328,879. Lotus, Ltd., and Burrows, H. July 25, 1929. Connecting uppers to insoles and soles. - A shoe embodying the flexibility and lightness of a mocassin and the shape of an ordinary lasted shoe is made by lasting the forepart of an upper in usual manner and temporarily securing the edges a by tacks or like fastenings b to the last bottom f, there being no insole at the front portion. The tacks b or other fastenings are then gradually withdrawn, while a piece of rubber or other material sufficiently large to overlap the marginal edges of the forepart of the upper is secured in position by adhesive to keep the upper in position for the attachment of an outer sole. The edges of the lasted upper may be stitched together at the waist, and, if desired, this stitching c may extend to the toe. A thin leather seat insole d may be secured to the upper at the heel by tacks e clinched against the last bottom. A light middle sole may be sewn direct to the bottom of the shoe and waterproofed, and subsequently an outer sole is sewn to the middle sole; the outer sole or middle sole mav be omitted in the waist. The seat insole may extend as far forward as just behind the tread to the line hh and the middle and outer soles may be omitted behind that point. The toes may be stiffened, if desired.
Patent GB-494048-A (GB)
Title: Improvements in camp beds
IPC: A47C17/72
Filed: 1937-08-20
Abstract: 494,048. Camp beds. BUCK & SONS, Ltd., E. R., BUCK, F. M., and HARRISON, W. Aug. 20, 1937, No. 22856. [Class 52 (ii)] In a camp bed of the collapsable type in which the fabric forming the bed surface is stretched between rods a impaled upon the ends of the side members e, the end rod e at one or both ends of the bed is made with a shallow groove f at the inner side of one or both the holes or slots d which receive the ends of the side members. When the end of a side member is placed in the groove, lateral stretching of the bed will cause it to pass into the hole or slot d. Trestle type legs g are provided.
Patent GB-1027299-A (GB)
Title: Sheathed electric heating element
IPC: G21C3/02
Filed: 1964-06-03
Abstract: 1,027,299. Embedded sheathed electric heating elements. SOC. D'ETUDE DE LA PROPULSION PAR REACTION S-E.P.R. June 3, 1964 [June 21, 1963]; No. 22883/64. Heading H5H. A high temperature heating unit suitable for investigating the heat distribution in a nuclear reactor comprises three sheathed resistance elements 2<SP>1</SP>, 2<SP>11</SP>, 2<SP>111</SP> embedded in a metal body 3 of high thermal conductivity enclosed by a metal sheath 1 whose ends are sealed by plugs 4<SP>1</SP>, 4<SP>11</SP>. Each resistance element comprises a nickel wire core 21 insulated by refractory material 22 enclosed by a steel envelope 23, the elements being helically wound to each occupy one-third of the length of the sheath 1, with interwinding of elements 2<SP>1</SP>, 2<SP>11</SP> for this purpose. At the sheath ends each element 2 is gradually increased to double its previous diameter by proportionally increasing the size of members 21, 22, 23, the members 26<SP>1</SP>, 26<SP>11</SP>, 26<SP>111</SP> so formed constituting input conductors for the resistance elements and thus avoiding the need to connect terminals to the element ends. At the ends 24<SP>1</SP>, 24<SP>11</SP>, 24<SP>111</SP> of the elements each wire 21 is soldered to the envelope 23, in turn in contact with the body 3, which thus provides a star point for the heater circuit.
Patent GB-801765-A (GB)
Title: Closure means for pressure vessel
IPC: F16J13/02
Filed: 1956-07-24
Abstract: 801,765. Pressure resisting closures. GREER HYDRAULICS, Inc. July 24, 1956 [July 28, 1955], No. 22884/56. Class 123(1) Closure means for the part of a pressure container comprises a slidably mounted plug 15 in the port and a plurality of retaining members 25, 26 extending laterally over the outer surface 17 of the plug and a portion 27 in engagement with the container adjacent the port to prevent outward movement of the plug. The retaining members 25, 26 have complementary locking means with the plug to prevent their lateral movement out of engagement with the container when the plug is adjacent the retaining members. The retaining members are removed by pressing the plug downwards thereby ensuring that the device cannot be dismantled while there is a high pressure in the container. The retaining members are arcuate and L-shape in cross-section, the limbs 27 extending under a lip 14 on the rim of the port of the container. A circular projection 21 engages in a groove 34 in the other limb 28 of the retaining members and the pieces are held tighter by means of a snap ring 36. Complete sealing is achieved by use of a sealing ring 23. The pressure inside of the container may be gradually released by a valve in the aperture 19 in the plug. In a modification, the projection 21 may be on the retaining devices and the groove 34 in the plug.
Patent GB-301538-A (GB)
Title: Improvements relating to reinforced concrete floor and like construction
IPC: E04B5/18
Filed: 1927-09-01
Abstract: 301,538. Cocking, W. C. Sept. 1, 1927. Filler blocks for concrete floors are closed by stopping plates or tiles Sl, Fig. 1, which are of less depth than the blocks, and which are inserted in the transverse joints after the blocks are laid. The plates are made of clay, concrete, or like fire-resisting material, and are provided with hollows a and keying grooves b, e to prevent them from falling out. Fig. 2 shows two modifications; the hollows a are omitted from the plate S3, and the plate 82 is broader at the top than at the bottom, and the keying grooves are horizontal.
Patent GB-1363410-A (GB)
Title: Production of citric acid
IPC: C07C51/27
Filed: 1972-05-16
Abstract: 1363410 Citric acid CHEVRON RESEARCH CO 16 May 1972 [1 June 1971] 23029/72 Heading C2C Citric acid is produced by oxidizing 3-methylene-1,5-pentanediol or the mono-acetate or diacetate or cyclic formylal thereof by nitration with NO 2  (e.g. in HNO 3 ) e.g. at - 10‹ to + 30‹ C. and thereafter reacting the nitration product with HNO 3  at elevated temperature, e.g. 30- 120‹ C. This latter step may be effected in aqueous or organic acid medium in which the HNO 3  is present in a concentration of 30-90 weight per cent. The citric acid may be recovered in the form of a salt or ester there of.
Patent GB-614993-A (GB)
Title: Treatment of polymeric materials
IPC: C08G18/60
Filed: 1946-08-02
Abstract: In a process for improving the properties of modified polyesters or polyesteramides as set forth in the parent Specification, an aromatic tri-isocyanate-modified polyesteramide is used in place of the organic di-isocyanate-modified polyesteramide.  Suitable aromatic tri-isocyanates are benzene - 1,3,5 - tri - isocyanate, toluene - 2,4,6 - tri - isocyanate, ethylbenzene - 2,4,6-tri-isocyanate, monochlorobenzene-2,4,6-tri-isocyanate, triphenylmethane-4,41,411-tri-isocyanate and diphenyl-2,4,41-tri-isocyanate.  In the example, a polyesteramide is prepared from ethylene glycol, adipic acid and monoethanolamine and modified with benzene-1,3,5-tri-isocyanate and with toluene-2,4,6-tri-isocyanate.  Mixes containing dark substitute, carbon black, stearic acid and one of the tri-isocyanate-modified polyesteramides are then made and their curing properties tested without added curing agent and after addition of paraformaldehyde and phthalic anhydride. Specification 553,733 also is referred to.
Patent GB-282169-A (GB)
Title: Improvements in and relating to the separation of sand, gravel and like substances from earthy or loamy material
IPC: B03B5/66
Filed: 1926-09-18
Abstract: 282,169. Field, H. S., and Harrison, J. H. Sept. 18, 1926. Upward-current classifiers. - In apparatus for separating sand gravel, &c. from loamy or other material with which it is mixed the. material, mixed with a large volume of water, and screened if necessary, is fed through a tubular inlet 3 to a, container 1 having at the lower part an adjustable annular throat 7 formed between an extension 9 and a conical member 10 which is adjustable either automatically by means of a float 13 or by hand. An upward current of water is passed through the throat 7, the water being supplied through a pipe 16 to the upper part of an elevator 14 by which the sand is removed from the bottom of the casing 15. The dirty water overflows at a circular weir 25 which is below the level of the inlet 16. An adjustable baffle 17 is provided to prevent the sand &c. from overrunning the lower part of the elevator 14.
Patent GB-468018-A (GB)
Title: Improved potato-cutting machine
IPC: B26D3/18
Filed: 1936-08-24
Abstract: 468,018. Cutting potatoes. SENGISSEN, H. Aug. 24, 1936, No. 23256. Convention date, Aug. 24, 1935. [Class 5 (i)] Potatoes are fed from a hopper 2 on to a conveyer 3 provided with pushpieces 7 that carry them through a straightening device A consisting of a conical set of rods 8 tapering towards its discharge end. The rods are connected through ball-and-socket joints to shafts rotated by pinion 11 and at their lower ends are formed of spring strips to permit the passage of the potatoes. The cutter consists of two sets of knives 16 arranged in V-shape through which the potatoes are forced by the push-pieces 7. Each push-piece is mounted on two pairs of rollers riding on separate guide tracks, the rear track being shaped to lift the push-piece clear of the knives after the potato has been cut. The potato chips together with the waste fall into a trough 17 that directs them to a separating device comprised by a rotating cylinder formed of rods 18 having a facing of vulcanized rubber or the like. The chips are delivered from the end of this device, the waste pieces falling between the rods to the bottom of the casing. The Specification as open to inspection under Sect. 91 comprises also a modification in which the straightening device is formed by a number of rods supported at their upper ends by ball joints and at their lower ends by brackets carried by arms adjustably connected and supported by levers drawn to each other by springs. This subject-matter does not appear in the Specification as accepted.
Patent GB-1128096-A (GB)
Title: Improved process for forming superconductive materials and apparatus therefore
IPC: H01L39/00
Filed: 1966-05-25
Abstract: 1128096 Coating by vapour deposition GULF GENERAL ATOMIC Inc 25 May 1966 [1 June 1965] 23275/66 Headings H1A A5 and A4D A super-conducting film of Nb 3 Sn is formed on a substrate of e.g. a ceramic, tantalum or stainless steel by evaporating Nb and Sn from separate sources each heated by separately controlled electron beams. The rate of evaporation is controlled by a quartz oscillator monitor. The substrate which may be a continuously driven sheet passes over a baffle plate between rollers and it may be heated by e.g. resistance heaters. Alternatively the substrate may be in the form of a cylindrical mandsel and thin cylinders or spirally wound films may be deposited.
Patent GB-930573-A (GB)
Title: Composite tube
IPC: F16L11/08
Filed: 1960-07-04
Abstract: 930,573. Hose pipes. SAMUEL MOORE & CO. July 4, 1960 [July 16, 1959], No. 23276/60. Class 99(2). A flexible reinforced tube has an inner tubular member 1 of nylon, at least one layer of braided filaments of poly alkylene terephthalate ester commonly available as "Dacron" (Registered Trade Mark) about the member 1 and an outer sheath 6 of nylon covering the braided filaments. As shown, the member 1 is extruded and two reinforcing layers 2, 4 are braided on to it to each provide approximately 100% coverage. The outer nylon tube 6 is then extruded over the braided coverings so that there is considerable penetration of the nylon into the interstices of the reinforcing layer 4. The nylon for tube 6 preferable contains carbon black to protect it from ultra violet light. U.S.A. Specifications 2,130,948 and 2,465,319 are referred to.
Patent GB-244204-A (GB)
Title: Improvements in the decarbonisation of cast iron or other metals
IPC: C21D3/04
Filed: 1924-10-03
Abstract: 244,204. Martin, P. J., and Bertels, G. F. Oct. 3, 1924. Cementation.-In a process for decarburizing cast-iron or other metals containing carbon such as chromium, molybdenum, uranium or vanadium by the action of carbon dioxide, the metal to be treated and a substance such as a metallic oxide as described in Specification 234,434, capable of regenerating carbon dioxide, from the carbon monoxide produced in the process are placed in perforated receptacles J' contained in compartments B' formed by partitions C of a closed vessel F. The compartments communicate with each other by apertures formed alternately at the upper and lower ends of the partitions C and are provided with removable covers H<1>. Carbon dioxide gas is admitted through the valve A into the compartments B<1> and Leaves by the valve G, and may be maintained under pressure in the vessel F. The vessel F may be heated internally or externally, and the carbon dioxide may be generated inside the vessel F, the generating substance being placed in the receptacles J' or in separate receptacles. One of the compartments B<1> may be provided with a thermo-couple I connected to an indicator K and also with a pressure 'indicator E.
Patent GB-932665-A (GB)
Title: Improvements in suspension or bearing units
IPC: F16F1/44
Filed: 1960-07-05
Abstract: 932,665. Rubber springs. FLUGZEUGWERKE DRESDEN VEB. July 5, 1960, No. 23386/60. Class 108(3). A rubber spring comprises a casing 1 containing a rubber insert 6 which is compressed by a plunger 8, the open end of the casing having an annular constriction 4 initially spaced at 7 from the rubber and adapted to engage the rubber surface to increase the stiffness of the spring with increased deflection. The plunger 8 may have a conical portion 9 which substantially closes the constriction 4 at full deflection.