baber/WOPTO huggingface dataset:
Patent GB-857247-A (GB)
Title: Apparatus for discharging discrete material from a relatively low pressure zone to arelatively high pressure zone
IPC: A23P30/32
Filed: 1957-10-10
Abstract: 857,247. Feeding grain &c. into puffing apparatus. KELLOG CO. Oct. 10, 1957 [Oct. 10, 1956], No. 31707/57. Class 58. . Apparatus for feeding discrete material 91, such as cereal grain or pellets of dough, from a zone 92 of relatively low, e.g. atmospheric, pressure to a zone 93 of relatively high pressure, e.g. 80 to 190 p.s.i., preparatory to highpressure steam cooking and explosive puffing of the material, comprises an ejection cylinder 9 opening at one end into the zone of relatively high pressure, a feed cylinder 10 branching at an angle into the ejection cylinder, an inlet 23 in the side of the feed cylinder for admitting the material into the zone 92 therein, a piston 40 which is reciprocated in the cylinder 10 to open and close the inlet 23 and push material from the zone 92 into the ejection cylinder 9, a piston 34, which is reciprocated in the ejection cylinder to open and close communication between the two cylinders and eject material into the zone 93, and means, such as a doublefaced cam having an endless slot in each face, a follower engaging each cam slot and levers and rods connecting each follower to each piston, for reciprocating the pistons in timed relationship to each other. The end 43 of the piston 40 may be inclined and arcuate in shape to correspond to the curved surface of the cylinder 9 and the angle between the cylinders. The material may be fed by gravity into the inlet 23 from a hopper through a rotary quadrant valve actuated in timed relationship to the pistons.
Patent GB-1312306-A (GB)
Title: Obturo-muco tetracotr
IPC: A61B17/22
Filed: 1970-06-30
Abstract: 1312306 Apparatus for proctological operations R J TJONG-JOE-WAI 30 June 1970 [11 Aug 1969] 31750/70 Heading A5R An obturo-muco-retractor for the performance of proctological operations such as radial hemorrhoidectomies comprises a cylindrical body portion 12, conically tapered at the front and having a central cavity 14 at the rear in which a shaft 18 is fixedly attached a cylindrical obturator 22, having a cavity facing the cavity 14, slidable on the shaft, and urged towards the body by a spring 32 abutted to a wing nut 34, threaded on the shaft. In use the device is inserted into the rectum, and the mucosal cylinder drawn against the body portion 12 by means of a silk thread (54). The obturator is then screwed against the body member thus pushing some of the tissue between the rims 26 and 28 of the body portion and obturator respectively and in the cavity therebetween. By pulling the instrument outwardly of the body the skin of the anal passage is placed under tension and made accessible for surgical operation, Fig. 8, (not shown).
Patent GB-1336676-A (GB)
Title: Valve arrangements particularly for piston compressors
IPC: F04B39/10
Filed: 1971-07-07
Abstract: 1336676 Compressors HOERBIGER VENTILWERKE AG 7 July 1971 [8 July 1970] 31873/71 Heading F1N [Also in Division F2] In a piston-compressor suction valve a flexible valve plate 14 co-operates with suction ports 9. One end of the plate 14 is clamped betweenthe cylinder 1 end seat plate 8 while the other end co-operates with a stop 17 to limit the flexing movement. At least one of the co-operating surfaces of the stop and the corresponding end of the plate 14 is convexly curved with respect to the other surface; for example, the plate end may be part-circularly bent as at 15 or a spherical depression (18) may be formed in the plate end. Alternatively or in addition the stop surface may be formed by the convex head of a rivet (20) or by the curved surface of a flank (23) of a groove (22). A pressure valve is formed by a plate 11 having a stop 12 fastened by pin 13 to valve plate 8.
Patent GB-1531205-A (GB)
Title: Clutch facings
IPC: C09K3/14
Filed: 1977-07-29
Abstract: 1531205 Friction clutches AISIN SEIKI KK 29 July 1977 [26 Aug 1976] 31911/77 Heading F2C Clutch facings, e.g. for motor vehicle clutches, are made from an asbestos fibre string impregnated with from 14 to 24% by weight of phenolic resin and 1 to 8% by weight of graphite (both calculated on the weight of the asbestos fibre string), and cured to a Rockwell hardness on the Moh scale of from 20 to 60. Specific examples are given.
Patent GB-1372136-A (GB)
Title: Trunking for services
IPC: H02G3/04
Filed: 1972-07-07
Abstract: 1372136 Pipes and tubes DAVIS TRUNKING Ltd 7 July 1972 31937/72 Heading F2P [Also in Division H2]  A trunking for electric and telephone wires and plumbing comprises channel portion 1, with a lid 2 which is fitted resiliently on to resilient channel walls by first engaging a camming surface 23 against a surface 11 and applying downward pressure on cover part 20 such that the camming surfaces 22, 10 in contact at the opposite wall mutually slide, resiliently, such that when surface 22 reaches the lower end of surface 10, it "snaps" into position. The cover 2 may be removed by levering off with, e.g. a screwdriver. Since, during the above operation, the walls slightly extend, resiliently, outwardly, a space for this extension in, e.g. plasterwork in which the trunking is to be laid, is made.
Patent GB-988979-A (GB)
Title: Improvements in or relating to lighting fittings
IPC: F21V19/00
Filed: 1963-08-13
Abstract: 988,979. Electric lighting fittings. PHILIPS ELECTRONIC & ASSOCIATED INDUSTRIES Ltd. Aug. 13, 1963 [Aug. 16, 1962], No. 31953/63. Heading F4R. A fitting for tubular lamps consisting of a barshaped support having a lampholder projecting laterally from each end, has at each end a transverse wall with an aperture through which a piece of conduit is secured by sealing ring and protrudes from the end so as to be similarly secured in the corresponding aperture of an adjacent fitting, one or more of the lateral walls near the ends of the support being detachably secured thereto. As shown the detachable portions 13a, 21a may carry the lampholders 18, 21b. Box-like members 13, 21, are carried on the ends of the bars 10, 20 and are formed with transverse walls 24, 25 having apertures 26, 27. A piece of conduit 30 is passed through the apertures and secured by 0-rings 31, 32, the conduit serving to carry the leads 35, 36 from one fitting to the next. In a modification the lampholder carries the transverse wall, a separate detachable lateral wall being provided.
Patent GB-209071-A (GB)
Title: Improvements in brakes
IPC: B60T11/04
Filed: 1923-12-21
Abstract: 209,071. U.S. Axle Co., (Assignees of Yocom, A. M.). Dec. 23, 1922, [Convention date]. Brakes, arrangement and disposition of.- Steering-wheel brakes of the kind comprising an expansible member adapted to engage the interior of a drum, are actuated by a slidable yoke member 13 which straddles a pair of toggle links 15, 16 preferably of unequal length, the yoke member being slidable in the direction of the axis of the steering pivot 6. The brake shoes 8 are pivoted at 9 to an anchor plate 10 that fits over and is bolted to the knuckle 2. Arms 11 on the member 10 serve further to hold the shoes 'n position. The rod of the yoke member may be in the form of a sleeve fitting between the pivot pin and the bearing in the axle end. The bearing between the yoke 13 and' the link 15 may be provided by a roller 24. The forked end of a lever 20 pivoted at 21 to the axle 1 bears upon a collar 14 on the yoke 13, it may be, as shown, with the interposition of a ball-bearing 77. The lever 20 is actuated by a cam 80 which bears against the axle 1 and is formed on an arm 78 pivoted at 79 to the lever and connected by a link 81 to a sliding push rod 22 mounted on the axle 1. The rods 22 of the brakes of the pair of front wheels may be simultaneously actuated in a manner to eaualize the pressure applied to the two brakes by toggle links 25 a link 28, a lever 29 pivoted on a bracket 30 fixed to the axle 1 and a rod 31 connected to the pedal or equivalent. The rods 22 may instead directly engage the levers 20. According to another arrangement the levers 20 are engaged by a cam on an arm pivoted to the axle 1 to swing in a plane longitudinal of the vehicle.
Patent GB-994576-A (GB)
Title: Improvements in rotary epicyclic gear mechanism
IPC: F16H1/36
Filed: 1961-09-07
Abstract: 994,576. Toothed gearing. H. HEATON. Sept. 7, 1961, No. 32090/61. Heading F2Q. A planet pinion 22, Fig. 2, carried in the spokes of a worm gear 10 is rolled around a stationary sun gear 19 and is connected through a train of intermeshing gears 23 ... 35, all rotatably mounted on the worm gear, to a driven sun gear 37 on a bush 38 rotatable on the fixed shaft of the sun gear 19, the bush 38 carrying an output pulley 39, Fig. 3. The worm gear comprises a toothed annulus connected by eight spokes 14 to respective end plates 16 interconnecting the corresponding arms of six parallel star plates 151 supporting the gears. Any even number of the star plate arms may carry a gear train 23 ... 35, the gearing being duplicated on each side of the sun gear 19.
Patent GB-533895-A (GB)
Title: Improvements in or relating to rotary compressors
IPC: F04B39/02
Filed: 1939-12-13
Abstract: 533,895. Rotary diaphragm compressors. BLACKMAN, Ltd., KEITH, and KEITH, G. Dec. 13, 1939, No. 32097. [Class 8 (i)] A compressor comprises flexible diaphragms 13 carried by a rotor comprising end walls 1, 2 respectively carrying a hub 6 carried by a ported boss 7 and a trunnion 4 carried by a bearing 5. The boss and trunnion are integral with the end plates of the outer casing 30, and the boss carries an eccentric shaft 10 surrounded by a sleeve 12 carrying U members 11 attached to the diaphragms. The trunnion 4 is turned by a handle. The sleeve and hub receive lubricant through passages 28, 28a. Air is supplied and discharged through radial ducts 19 leading to passages in the boss. The sleeve 12 may be omitted. The outer plates 15 of the compressor chambers may also be omitted, the chambers then being closed by contact with the casing 30.
Patent GB-193954-A (GB)
Title: Improvements in and relating to display devices
IPC: A43D3/14
Filed: 1921-11-30
Abstract: 193,954. Mouat, R. M. Nov. 30, 1921. Displaying.-Inserted in a shoe without undue pressure upon the sides thereof is a stiff paper, cardboard or equivalent device shaped to represent a stockinged leg or ankle. As shown in Figs. 1 and 2, the device is cut from a flat sheet of material and comprises a toe portion 2 and heel-portions 4. When folded, the device assumes the form shown in Fig. 2. The device may be decorated as at 5. According to a modified construction the blank is formed with a raised instep.
Patent GB-297248-A (GB)
Title: Improvements in or relating to the manufacture of magneto bodies
IPC: B22C9/06
Filed: 1927-11-30
Abstract: 297,248. Vaughan, 0'., and Adams (1926), Ltd., F. H. Nov. 30, 1927. Moulds.-A mould for casting magneto bodies with their axes vertical, comprises two or more parts of which one at least is movable in guides and one or more cores withdrawable downwardly by mechanical means. The mould comprises a base block 1 in which cores 8, 9 can be moved vertically upwards by pinions 11 and handles 13, Fig. 5, until arrested by shoulders 3, Fig. 3. In the top face of the block are grooves 4, 4, 6, 7 in which slide dies 22, 24, 25 of which 22 are operated by pinions and handles 20, 24 by a lever 27 and 25 by a link 29 and lever 30. The stationary armature 33 is placed on the core 8 and rests on a shoulder of the base. The molten aluminium is poured in through the wide gate 22. Vents 37, Fig. 5, are also provided.
Patent GB-1132591-A (GB)
Title: Improvements relating to magnetic separators
IPC: B03C1/14
Filed: 1966-01-29
Abstract: 1,132,591. Magnetic separators. WEHR CORP. 29 Jan., 1966 [17 March, 1965], No. 3472/68. Divided out of 1,132,591. Heading B2J. [Also in Division H1] In a magnetic separator, the magnetic field is provided by a plurality of spaced magnets such as 36, 38, separated by further magnets such as 58, 60, the further magnets being so polarised as to concentrate the flux from the ends of the first magnets 36, 38. As shown, the magnetic circuit 12 is fixedly supported within a drum 14 supported for rotation with respect to a tank 10 and diriven by a power source 20. The processed media is supplied to a feed box 22 and flows along the angular wall 26 of the tank 10 where it is exposed to the field of the magnetic circuit 12 so that magnetic particles are attracted to the outer surface of the rotating drum 14 which carries them beyond the limits of the magnetic circuit 12 so that they fall onto a plate 28. The media from which the magnetic particles have been separated drains from the tank through an outlet 32. Fig. 3 shows a suitable magnetic circuit 12 in which each main magnet 36, 38 is formed of a stack of permanent magnets attached to a backing plate 42, whilst single magnets 56, 58, 60 form the "fluxblocking" members which tend to concentrate the flux from the poles of the magnets 36, 38. In Fig. 4 the main magnets 64, 66 have pole pieces 84, 86 whilst the "flux blocking" members are formed by stacks of permanent magnets 76, 78. In Fig. 5 (not shown) stacks of magnets are used for both the "fluxblocking" and main magnets. The "fluxblocking" magnets 74 ... 80 are preferably of ceramic material and have a higher coercivity and lower permeability than the ceramic or alnico magnets 62 . . . 70.
Patent GB-997233-A (GB)
Title: Improvements in watercraft and amphibious vehicles
IPC: B63C13/00
Filed: 1961-09-08
Abstract: 997,233. Watercraft. R. E. BROADHURST. Sept. 6, 1962 [Sept. 8, 1961], No. 32408/61. Headings B7A, B7S and B7V. A watercraft, e.g. an amphibious vehicle, comprises a -hull 1 of the hydroplane type having a deck 5 at least the forward part of which is rectangular, and having at its sides means 56 for the attachment of a pair of supplementary port and starboard pontoons 9 and 10. Outrigger beams 57 are pivoted to the hull 1 so as to be extendable and locatable in channels 58 in the decks of the pontoons with eyes on the outer ends of the beams cooperating with eyes on the pontoons. Hooks on the bottom sides of the pontoons locate on pins on the hull and clamping bolts on the upper sides screw down upon ledges on the hull. The pontoons 9 and 10 are joined to the hull 1 with their centres of buoyancies aligned and in front of that of the hull 10. Wheels are provided which are retractable into sponsons 43 and for transport on land the pontoons 9 and 10 are stowed upside-down on the deck 5 of the hull 1. A towing bracket 3 can be used when the craft is afloat. The space between the bows of the pontoons may be decked and both the hull and the pontoons may be provided with ramps. Masts, a propulsion motor, and rudders may be provided.
Patent GB-1480334-A (GB)
Title: Safety valves for protection against liquid contamination
IPC: B01L3/00
Filed: 1973-07-09
Abstract: 1480334 Pipette adaptors UNILEVER Ltd 8 July 1974 [9 July 1973] 32526/73 Heading B1X [Also in Division F2] A mouthpiece 11 for a standard pipette contains granules 12 which allow air to pass therethrough but which swell when contacted with  liquid to prevent harmful liquids entering the operator's mouth. The granules may be gelatine, sodium alginate, agar or cellulose derivative.
Patent GB-487867-A (GB)
Title: Improvements in and relating to alternating current watt-hour meters
IPC: G01R11/185
Filed: 1936-11-27
Abstract: A magnetic material having a negative coefficient of permeability consists of an alloy containing 68 per cent of nickel, 30 per cent of copper, and 2 per cent of iron.
Patent GB-904376-A (GB)
Title: Improvements in or relating to plastic coveredrollers as component part of a typewriter
IPC: F16C11/06
Filed: 1959-09-24
Abstract: 904,376. Typewriters. LEMFORDER METALLWARENGESELLSCHAFT. Sept. 24, 1959 [Sept. 24, 1958], No. 32560/59. Drawings to Specification. Class 100 (4). [Also in Group VIII] A platen roller for a typewriter is completely covered with a layer of polymethane, the thickness of the end faces being thinner than the layer covering the curved surface of the roller.
Patent GB-342257-A (GB)
Title: Silencing device for the exhaust of internal combustion engines for aircraft, and other purposes
IPC: F01N1/12
Filed: 1929-10-26
Abstract: 342,257. Cooling and silencing exhaust; heating charge. BICHLER, C. H., 21, Rue Baron, Paris. Oct. 26, 1929, No. 32606. Convention date, Oct. 27, 1928. [Classes 7 (ii) and 7(iii).] Each engine cylinder 1 has an exhaust pipe 2, provided with ribs 3 for strengthening and cooling, and prolonged by a ribbed nozzle 4 which discharges tangentially into an annular chamber formed between an outer casing 5 and an inner tubular member 6, the latter being open at both ends to permit of a flow of air therethrough. Opposite each nozzle, or pair of nozzles, 4 is a helicoidal baffle 11 the radial depth of which decreases towards the outlet end of the silencer which is provided with an outlet 14. The tube 6 may be perforated in the vicinity of each nozzle. A safety valve may be provided at 15. A free exhaust orifice may be provided for each pipe, the several orifices being controlled by valves actuated by a common device, and these orifices as well as the outlet 14 may be provided with a plurality of plates to prevent flame propagation. The flow of air over and through the silencer has a cooling effect thereon, and the air through the member 6 may be supplied to a carburetter. For engines with cylinders in star formation, the silencer would be in the form of a circle with the air inlet of the inner tube at the upper part of the crown.
Patent GB-364230-A (GB)
Title: Electric railway system
IPC: B60L13/03
Filed: 1930-10-30
Abstract: 364,230. Wheelless vehicles for electric railways. WHITEHORN, H. K., 120, Tonbridge Road, Maidstone, Kent. Oct. 30, 1930, No. 32681. [Class 103 (iv).] An electric railway system comprises a spherical car 1 rolling on rails 2 or in a tube surrounded by solenoids 3. The car may comprise an outer magnetic shell and an inner shell floating in mercury &c. and provided, if desired, with ballast in the lower part. Two gyroscopes may be arranged in the bottom of the inner shell and driven in opposite directions by electric motors.
Patent GB-175095-A (GB)
Title: Improved entertainment or side show
IPC: A63G3/00
Filed: 1920-11-20
Abstract: 175,095. Naishtod, S. M. Nov. 20, 1920. Roundabouts.-Relates to a game or amusement apparatus for fairs &c., and to toys. A model sea-plane, submarine, fish &c., is suspended from a rotating shaft B above an annular tank A so that it travels along the surface of water W. Electric lamps J are each lighted in turn, as the sea-plane passes them, by a rotary switch L, S. An undulating motion is given to the sea-plane by a cam Q. The spectators may endeavour to throw rings over the sea-plane &c., or to stop it at a named lamp by switching off the driving current at the switch K, a prize being offered for success. A central model lighthouse M is provided. The inclination of the sea-plane may be adjusted by a quadrant I.
Patent GB-363669-A (GB)
Title: Improvements in and relating to dyes and dyeing
IPC: C09B9/00
Filed: 1930-06-13
Abstract: Anthraquinoneazine derivatives.--Salts, other than sodium and potassium salts, of the tetrasulphuric ester of tetrahydrodianthraquinoneazine and its substitution products (Specification 334,902, [Class 2 (iii), Dyes &c.]), are made by treating the potassium or sodium salts with agents which effect replacement of the sodium or potassium by the desired basic radicles, for example by treating with magnesium or lithium chlorides, ammonium acetate, methylpyridinium chloride or calcium perchlorate.  The preparation of the magnesium, lithium, ammonium, methylpyridinium and calcium salts of tetrahydrodianthraquinoneazine tetrasulphuric ester by the use of these reagents, is described in examples; the triethylamine salt is also referred to.  Mixed salts containing two or more bases may also be prepared.  In a further example, cotton is dyed by impregnating it with a solution of one of the salts and developing in a bath containing copper sulphate and hydrochloric acid.
Patent GB-1384218-A (GB)
Title: Reinforced rubber compositions
IPC: C08L21/00
Filed: 1973-07-10
Abstract: 1384218 Silanated asbestos GERDEC GROUPEMENT D'ETUDES DE RECHERCHES ET DE DEVELOPPEMENT EMC-CFE 10 July 1973 [11 July 1972] 32873/73 Heading C1A [Also in Division C3] Silanated asbestos fibres are obtained by treatment of asbestos fibres with methylvinyldichlorosilane as described in Specification 1,326,907. The silanated fibres contain from 2% to 9À4% by weight of grafted carbon grafted by the organosilane and are added to natural rubber.
Patent GB-172638-A (GB)
Title: Device for automatic regulation and for maintenance of a constant tensity of the warp threads in the process of weaving
IPC: D03D49/06
Filed: 1921-12-07
Abstract: 172,638. Chevalier, P. Dec. 13, 1920, [Convention date]. Voicl [Published under Sect. 91 of the Act]. Shedding-motions ; lifting-cords and equivalents. -In order to prevent the warp threads from being stretched when the shed is opened, the healds are arranged so that their eyes are distributed on an ellipse, of which the minor axis is the path of the joint 39, Fig. 4, of links which are connected to displaceable rollers 25, 26 and are operated by cam-controlled rods 41, and the major axis is the tangent which any warp thread makes with the two rollers 25, 26 when it is in its centre position. The healds, arranged between the planes 31, 32 may be limited in their upward and downward movements by engagement with abutments 47, Fig. 6, having elliptical surfaces. The healds may be moved up and down through the intervention of springs 52, 53, or they may have springs in their upper parts only and move downwardly under the influence of weights. In another form, the distribution of the healds on the ellipse is effected by providing operating-levers 55, Fig. 8, which are of different lengths and move the healds positively in both directions, or raise them positively and allow them to fall under the influence of weights.
Patent GB-468823-A (GB)
Title: Improvements in means for supplying a mixture of steam and air above furnace grates
IPC: F23L7/00
Filed: 1936-12-01
Abstract: 468,823. Injectors. ARKIN, J., and MILLE, E. Dec. 1, 1936, No. 32953. Convention date, Dec. 7, 1935. [Class 71] [Also in Group XII] Apparatus for supplying a mixture of steam and heated air above a furnace grate consists of an injector comprising four spaced concentric tubes 1, 2, 3, 4, steam being delivered by one or more pipes 10 to the space 9 between the tubes 1 and 2 from which it issues in the form of an annular jet between the cores 7 and 8 and induces air through the chambers 14 and 20. Air is admitted to the annular chamber between the tubes 3 and 4 through the inlet 12 controlled by a valve 18 and divides into two parts, one part passing through the apertures 13 to the chamber 14 and the other part passing through the apertures 13, 16 to the chamber 20. The air is heated in these chambers by the steam before mixing with the steam in the outlet tube 17. The tube 1 is externally threaded at 5 and is adjustable to vary the size of the steam outlet.
Patent GB-292032-A (GB)
Title: Improvements in or relating to hypodermic syringes
IPC: A61M5/34
Filed: 1927-12-09
Abstract: 292,032. Adrion, W. O. A., and Walden,. Ltd., E. M. Dec. 9, 1927. Syringes. - The holder g for a hypodermic needle k is secured to the body of the syringe a by a bayonet joint comprising a stud f on the member g adapted to engage a curved slot b in the member a. The needle k is formed with a bead l of soft metal which is pressed tightly into sockets in the adjacent parts by the action of securing the joint. In modified constructions (1) a slot in the member g engages an internal stud on the member a and (2) the member g fits upon a boss on the member a and is formed with a slot engaging a stud on the boss.