baber/WOPTO huggingface dataset:
Patent GB-1080959-A (GB)
Title: Oscillating-piston internal combustion engine
IPC: F02B53/00
Filed: 1964-10-06
Abstract: 1,080,959. Rotary-piston I.C. engines. J.M.G. DRAKE DEL CASTILLO. Oct. 6, 1964 [Oct. 11, 1963; April 10, 1964; July 20, 1964], No. 40761/64. Heading F1F. A rotary-piston I.C. engine of the oscillating- vane type comprises a piston 3 that is capable of oscillating about an axis 29 at its centre relative to a casing including arcuate walls 30, 31 connected to each other by abutments or so-called head pieces 32, 33 and side walls or plates (44 1 , 44 2 ) Fig.4 (not shown), which contain bearings (47, 48) for a shaft, Fig.2 (not shown), supporting the piston, valves 35 for controlling inlet and outlet manifold passages 39 being lodged in the head pieces and actuated by cam-shafts 37 that are connected to a power-output shaft 18 by a chain 38. The walls 30, 31 and the head pieces are provided with spaces 34 for a cooling liquid. Pumps 42 are connected to the lowermost camshaft 37 by chains 45 and serve to propel lubricating oil through a cooler 43, passages (46, 49) in the plates (44 1 , 44 2 ), the bearings (47, 48), the space within the piston, apertures (3 2 , 3 3 ), Fig. 2, in the piston to lubricate the exterior thereof, and grooves defined by radial and axial sealing strips (3 4 , 3 5 ) in the piston, which grooves direct lubricant collected thereby back to the bearings. The shaft supporting the piston is attached to a crank-shaft (4) that is coupled to a ratchet-mechanism (not shown in the drawings) by a link (14), Fig.3 (not shown), said mechanism being coupled to the shaft 18 to effect uni-directional rotation thereof. A second embodiment, Figs. 5 and 6 (not shown), differs from that according to Fig.1 mainly in that the valves are dispensed with and the engine is adapted to effect a two-stroke cycle of operations, spaces on opposite sides of the piston being connected to each other by transfer passages (56) having ports (55, 57) controlled by the piston. The piston also controls inlet and outlet ports (51, 58) in the walls 30, 31. The transfer passages are formed in the side plates (44 1 , 44 2 ).
Patent GB-1382689-A (GB)
Title: Aluminium bronze
IPC: C22C9/00
Filed: 1972-09-05
Abstract: 1382689 Aluminium bronze NC ASHTON Ltd 31 Aug 1973 [5 Sept 1972] 41019/72 Heading C7A An aluminium bronze alloy of composition:- The alloy may be cast in billet form, hot worked into strip or bar form and solution treated at 800 to 900‹C., air cooled or water quenched and precipitation hardened at 400‹C. to 600‹C. either directly or after cold working (e.g. rolling, forging or thread rolling) and formed into screwthreaded securing members (e.g. bolts, setscrews or studs).
Patent GB-1356936-A (GB)
Title: Crash barriers
IPC: E01F15/04
Filed: 1970-08-26
Abstract: 1356936 Highway crash barriers C C PHILLIPS 27 Aug 1971 [26 Aug 1970] 41068/70 Heading E1G A roadway W is provided along one side with twin laterally-spaced crash barriers 1, 3 each comprising a rail, cable or fence 2, 4 which is preferably discontinuous in length and which is supported on a respective row of posts 5, 7, the posts and/or rail being so constructed or mounted that each barrier of a pair has less resistance to impact on its outer side than on its inner side whereby (if the barrier spacing is wide enough( an impacting vehicle V is trapped between the two barriers. The twin barrier is shown on the central reservation R of a dual carriageway E-W. Various embodiments of uni-directionally yieldable posts and rails are described. Fig. 2 shows a post pivoted at 11 to the edge of a concrete road W and yieldably held by a bolted-on slotted strap 13 so that it has greatest resistance to impact from the direction A. The strap 13 may be replaced by alternative securing means. In modifications (a) the post is notched from one side (Fig. 6, not shown); (b) the post is supported on one side by concrete and on the other by gravel &c, and has its lower end held by a concrete stirrup (Fig. 4, not shown) or by a strap (Fig. 5, not shown) which allows pivotal movement into the gravel etc; (c) the barrier rails (2, 4, Fig. 3, not shown) are shear-bolted at (18) to the inner sides of the posts (5a, 7a), an auxiliary traffic-facing rail (20) being provided on the outer sides of the posts. Each barrier is preferably arranged to collapse in sections, and may comprise end-to-end rail members each supported respectively on two posts to provide side-by-side post pairs which may be releasably coupled as illustrated in Figs. 7, 8 or 9 (not shown) by means which yield in one direction but not the other.
Patent GB-1234840-A (GB)
Title: Improvements in or relating to curved conveyor belt installations
IPC: B65G15/02
Filed: 1968-08-29
Abstract: 1,234,840. Endless conveyers. LEONARD MONHEIM. 29 Aug., 1968 [4 Sept., 1967 (2)], No. 41278/68. Heading B8A. A belt conveyer between a feed belt conveyer 11 and a receiving belt conveyer 12 comprises a fabric belt 20 connected to a driven chain 33 by springs 30 and members 32. The chain is guided by upper and lower rails 34 which may be in several parts each provided with a tensioning member 37. The chain is driven by a sprocket 35 from means 40, 41 but rollers 21 which carry the belt 20 are not driven. The upper portion 201 of the belt is also supported on a plate 25. In a modification, Fig. 4 (not shown), the belt (20) provides conveyance through 180 degrees.
Patent GB-1179359-A (GB)
Title: Vertical Shaft Dynamo-Electric Machine
Inventor: KOSTIN KONSTANTIN FEDOROVICH
IPC: H02K5/167
Filed: 1968-08-29
Abstract: 1,179,359. Bearings. ZAVOD "URALELEK. TROTYAZHMASH" IM. V.I. LENINA. 29 Aug., 1968, No. 41284/68. Heading F2A. [Also in Division H2] A segmental thrust bearing comprises a plurality of segments each having a bearing surface 9 supported by pressurized fluid 18 in a bellows 10, the bellows of all the segments being interconnected.
Patent GB-1197825-A (GB)
Title: Field-Excited Semiconductor Laser.
IPC: H01S5/30
Filed: 1968-08-30
Abstract: 1,197,825. Semi-conductor lasers. R.C.A. CORPORATION. 30 Aug., 1968 [11 Dec., 1967], No. 41490/68. Headings H1C and H1K. A semi-conductor laser comprises a single crystal 2, uniformly doped body of N-type gallium arsenide, having major faces optically flat and substantially parallel and shaped as shown in Fig. 1 to have a narrow central waist portion 8 and wide end portions 4, 6. A slice of melt grown GaAs doped with 2-7 x 10<SP>17</SP> atoms/cm.<SP>3</SP> of tellurium is mechanically and chemically polished so that the major faces are flat and parallel and dumb-bell shaped pieces are cut from the slice by an ultrasonic tool and etching. Ohmic contacts 10, 12, 14, 16 of indium are alloyed to the opposed end portions 4, 6. In operation, contacts 10, 12 are connected in parallel to one output terminal of a pulser using a mechanical relay and contacts 14, 16 connected in parallel to the other output of the unit. If the current pulses supplied to the contacts is increased to 2À5 times the threshold level for ionization stimulated emission occurs as shown in the infra-red. The dopant may be selenium tin or similar N-type dopant.
Patent GB-934541-A (GB)
Title: Improvements in or relating to liquid detergent preparations
Inventor: DUNCALF GEOFFREY
IPC: C11D17/00
Filed: 1960-12-06
Abstract: An aqueous single-phase detergent composition comprises (a) an alkylbenzene sulphonate, (b) an alkali metal pyrophosphate, (c) an alkali metal acid pyrophosphate, (d) a non-detergent solubilizer, and (e) a non-aqueous solvent, the composition having a pH of 4-5,5 and being of particular use for washing wool.  (a) may be a sodium, potassium, mono- or tri-ethanolamine salt, but is preferably ammonium dodecylbenzene sulphonate; (b) and (c) are suitably sodium salts; (d) is suitably potassium toluene sulphonate; and (e) may be methylated spirits.  The composition may also contain such additional detergents as lauric diethanolamide and sodium ethoxylated lauryl sulphate, optical bleach, perfume, colour and anti-tarnish agents.
Patent GB-1010865-A (GB)
Title: Improvements in or relating to roll-reducing and stabilizing apparatus for ships
Inventor: HENDERSON JAMES
IPC: B63B39/03
Filed: 1963-10-26
Abstract: 1,010,865. Stabilizing ships. BROWN BROS. & CO. Ltd. Oct. 22, 1964 [Oct. 26, 1963], No. 42312/63. Heading B7M. In roll reducing or stabilizing apparatus for a ship of the type in which at least the tanks located at different parts of the ship and connected by a flume contain an operating fluid, said fluid consists of a suspension of a heavy solid in a liquid.
Patent GB-929615-A (GB)
Title: Gas turbine engine
Inventor: PALFREYMAN JACK
IPC: F01D25/16
Filed: 1961-11-27
Abstract: 929,615. Bearings. ROLLS-ROYCE Ltd. Nov. 27, 1961, No. 42403/61. Class 12 (1). [Also in Group XXVI] A gas turbine engine comprises an engine casing, shafting mounted within the casing and carrying a turbine and a compressor, a bearing disposed internally of the shafting and on which the shafting is rotatably mounted, and means including a radially resilient member for supporting the bearing from the engine casing, the bearing being disposed substantially in the plane of the rotor disc, or of the outermost rotor disc, of the turbine or compressor. In an engine, which may, for example, be employed as a forward propulsion unit for supersonic aircraft, a shaft 20 is bolted to an inner sleeve 22 forming the outer race of a roller bearing 23. The inner race is formed by a sleeve 24 bolted to a sheet metal member 26 bolted to the downstream end 27 of a radially resilient member 28. The end 27 is connected with upstream end 30 by a number of axially extending bars, formed by rectangular apertures 32, which give the member 28 a radial resilience to compensate for vibration of the shaft 20. The end 30 is bolted to a sleeve 33 having a number of struts 34 buttwelded to it and extending to a jet pipe 16. Labyrinth seals 25, 38, 42 protect the bearing 23 from hot gases.
Patent GB-1199315-A (GB)
Title: Improvements in or relating to Control Devices
Inventor: BRADSHAW NORMAN FRANCIS
IPC: G05G5/00
Filed: 1967-09-19
Abstract: 1,199,315. Change-speed gear control means. INTERNATIONAL HARVESTER CO. OF GREAT BRITAIN Ltd. 19 Sept., 1967, No. 42519/67. Heading F2D. A crawler tractor has a lever 1 controlling hydraulically operated forward and reverse clutches and which is returned to neutral and locked in this position by locking means which blocks the exit from the operator's cab when not in its locking position. The control lever 1 is pivoted about an axis 2 and has a pin 10 engageable by a locking member 13 which is pivoted at 12 and fast with an operating handle 18. On moving the handle 18 to its locking position, if the lever 1 is in its forward or reverse position, a cam surface 14 or 15 of the member 13 engages the pin 10 and shifts the lever to its neutral position in which a slot 16 engages the pin 10 to lock the lever 1.
Patent GB-992678-A (GB)
Title: Improvements in or relating to swaging machines
IPC: B21J7/14
Filed: 1962-11-12
Abstract: 992,678. Swaging machines. FERTIGUNGSTECHNIK UND MASCHINENBAU G.m.b.H. GES. FUR. Nov. 12, 1962 [Dec. 21, 1961], No. 42581/62. Heading B3H. [Also in Division G3] A swaging machine has a plurality of radially acting hammers 2 driven by eccentrics 7 in rotatably adjustable housings 11, each of which is connected to a backing piston 23 in an hydraulic cylinder 22 which resists rotation of the housing during the hammer blow unless an excess pressure is reached when a pressure relief valve 29 opens. The machine has four hammers, Fig. 2 (not shown), whose eccentric shafts 6, Fig. 1, are driven through " Oldham " couplings 18 and gearing 15, 16 by a common motor 13, Fig. 4. The eccentrics 7 operate in transversely slidable blocks 8 on the hammers which are guided radially in bearings 4, 5. For locking the housings 11 against rotation during the actual swaging stroke, the left-hand ends of cylinders 22 are supplied with pressure liquid from pump 24 through conduit 26 and rotary valves 27 driven through gearing 28 by one of the spur gears 16, whereby the valves are closed during the swaging stroke and lock the pistons 23 against movement. If excess pressure occurs the relief valve 29 opens. For adjusting the housings 11 and hence the stroke position of the hammers, the right-hand side of piston 23 is connected to the pump 24 through constant pressure valve 30, conduit 31 and slide valve 33. The latter is moved by a cam 34 to regulate the pressure in cylinder 22 by controlling the opening of an exhaust conduit 44. Movement of cam 34 is effected through lever 35 and worm gearing 40, 41 by a motor 42, Fig. 3 (not shown), and a follow-up linkage 38 is provided. The motors 42 of all the hammers or pairs of hammers may be synchronized or a mechanical coupling provided between the worm gearings.
Patent GB-1355208-A (GB)
Title: Channel indicating arrangement for television receivers
IPC: H03J1/04
Filed: 1971-09-13
Abstract: 1355208 Channel indicator MATSUSHITA ELECTRIC INDUSTRIAL CO Ltd 13 Sept 1971 [14 Sept 1970] 42642/71 Heading H3Q [Also in Divisions G1 and G5]  A channel indicating arrangement for television receivers has a channel selecting means 11 (Fig. 2) with UHF and VHR channel positions and a rotary member 12 is provided with magnets 20 (Fig. 5) for attracting indicating members (15, Figs. 4 and 7b, not shown) carrying UHF channel indicating numerals at positions corresponding to the UHF positions. The channel number selected is viewed through a window (17, Fig. 3, not shown) in the front of the T.V. receiver cabinet (13). The rotary member 12 may be rotated by operating a button. The UHF channel selected can be adjusted by a preset knob 18 and the channel selector 11  can be operated manually or by a motor. The indicating members (15) may be in the form of plates marked with a UHF channel number. The magnets 20 may alternatively be arranged at opposite peripheral edges of the rotary member 12 (Fig. 6, not shown). The rotary member 12 may have a lower peripheral rim (21, Figs. 7a, 7b, not shown). The VHF numeral 14 or UHF indicia (15) which corresponds to the received channel can be illuminated by a lamp (22, Fig. 8, not shown) arranged within the rotary member 12. A rotary disc can be used instead of the drum type rotary member 12 shown. Distinction between VHF and UHF selection may be achieved by providing variations by means of colouration or light and darkness achieved by changing the amount of irradiation of the light source.
Patent GB-894318-A (GB)
Title: Improvements relating to disc-type filters
Inventor: GASH FREDERICK
IPC: B01D33/23
Filed: 1959-12-10
Abstract: 894,318. Rotary leaf filters. SIMONACCO Ltd. Dec. 1, 1960 [Dec. 10, 1959], No. 42072/59. Class 46. A sector of a leaf for a rotary vacuum or pressure filter consists of two plates 1, 2, with intervening spacers 3 and with intervening side sealing strips 4, 5 and a sealing strip (not shown) at the wide end. Each plate has rows of apertures 13 and the outer surface of each plate is at least partly grooved; the grooves may extend at one end into a channel 12 partly surrounding the grooved portion of the plate as shown. The apertures are arranged to give optimum distribution of suction during filtering and of compressed air for removing the filter cake, e.g. by being more widely spaced towards the wider end of the sector as shown. Preferably the apertures are spaced from the side edges of the plate (as shown), especially at the bottom, or leading edge, so that filtrate blown back during cake-removal will be accommodated in the channel thus formed instead of being expelled through the apertures.
Patent GB-938079-A (GB)
Title: Improvements in vehicle lamps
IPC: B60Q1/26
Filed: 1959-12-16
Abstract: 938,079. Vehicle lamps. JOSEPH LUCAS (INDUSTRIES) Ltd. Dec. 16, 1959 [Dec. 16, 1958], No. 42739/59. Class 75 (4). A reliable lamp of the kind comprising a body portion supporting a pair of lenses to direct light in opposite directions includes a pair of similar tubular elements attached end-toend so as to form a body portion which is symmetrical about a plane between the abutting edges of the elements. Each portion may have a part so shaped as to form a foot for securing the lamp to the vehicle body and a second part shaped to form a socket for an electric lamp when the two portions are combined. In the form shown, the body consists of two rings 6, 7, Fig. 2, which are united by pins 8 and have shaped portions which combine to form a foot and portions 21 which combine to form a socket for the lamp. The lenses 11, 12, Fig. 4, have outwardly directed ears 14 which engage under spaced clamps 13 on the rings. Internal channels containing sealing rings 17, 18 may be provided on the rings.
Patent GB-1205035-A (GB)
Title: Improvements in or relating to the decontaminating of gas streams
IPC: F23J11/00
Filed: 1967-09-20
Abstract: 1,205,035. Venturi-scrubber; spray producers. FABRICATING ENG. CORP. 20 Sept., 1967 [28 Sept., 1966], No. 42795/67. Headings B1R and B2F. In a venturi-scrubber a finely atomised spray of scrubbing liquid is introduced through a nozzle 16 into a stream of gas to be scrubbed, the spray having a velocity greater than the velocity of the gas stream and being generated by impacting a stream of gas or vapour with a flow of scrubbing liquid, the gas stream and scrubbing liquid passing downwardly to a smoothly curved bend and a laterally-extending tube 20 where gas and liquid are separated as shown. The spray-nozzle comprises concentric tubes 28 and 30 for the supply of liquid and gas or vapour. As shown in Fig. 2 the tube 28 supplies scrubbing liquid and has at its lower end a liquid distributor 46 with outwardly inclined bores 48 leading to an annular groove and ports which discharge liquid laterally into a chamber above an outlet 50. The tube 30 carries a nipple 42 carrying a nozzle-head 44 is screwed into the lower end of tube 30 which is connected to a supply of gas or vapour under pressure. The gas or vapour passes through the annular space between tubes 28 and 30 and then through passages 54 into an annular groove 56 to be discharged into shearing engagement with liquid issuing from outlet 50. The nozzle-head has a central discharge aperture 60 and a ring of outwardly inclined discharge passages 62. In modified forms of the spray-nozzle (Figs. 5 and 6, not shown) the liquid passing through the liquid distributor is given a rotary motion and in the embodiment of Figs. 7 and 8 (not shown) the amount of liquid discharged can be manually controlled. In the arrangement shown in Figs. 9-11 (not shown) gas or vapour is supplied to the tube 28 and the liquid through the annular space between the tubes 28 and 30.
Patent GB-1158678-A (GB)
Title: Method of and Apparatus for Adjusting the Suction Gap between the Suction Head of a Drag Suction Dredger and a Submerged Layer to be Dredged up by the Dredger
IPC: E02F3/90
Filed: 1967-09-21
Abstract: 1,158,678. Suction dredgers. MINERAAL TECHNOLOGISCH INSTITUUT. 21 Sept., 1967 [6 Oct., 1966], No. 42920/67. Heading E1F. The height of the gap between the suction intake of a suction dredger and a submerged layer being dredgd thereby is automatically kept to a minimum that just prevents cavitation in the suction pipe the dredger or stalling of the suction pump of the dredger by means controlled by the pressure recorded in the suction pipe at a point before the intake to the pump.
Patent GB-1350797-A (GB)
Title: Magnetically operated pump
IPC: F04B17/04
Filed: 1971-09-16
Abstract: 1350797 Reciprocating pumps J A SAPORTA 16 Sept 1971 [25 Sept 1970] 43115/71 Heading F1A A magnetically-actuated pump comprises either a bucket piston of non-magnetizable material with a bucket value E, Fig. 1, of magnetizable material, or a solid piston D 1 , Fig.7, of magnetizable material, energization of the actuating solenoids J causing reciprocating movement of the valve E and subsequent movement of the piston D in Fig. 1, and reciprocation of the piston D 1  in Fig. 7. The solenoid housing K is of magnetizable material and may extend partly or completely through the wall of the cylinder A at the lower end, Figs. 2 and 3 (not shown). Cylinder A is of non-magnetizable material. The Fig.7 pump is double acting, and the intensity, duration and frequency of the electrical pulses supplied to solenoids J 1 , J 2  are controlled by controller 5a. Piston D 1  has a rod extending from its upper end for engaging a seat R upstream of valve O to provide positive cut-off. In Fig. 3 (not shown), the ball valve E of Fig. 1 is replaced by a lift valve having a stem guided in the piston. In Fig. 8 (not shown), a double-acting pump has a piston comprising two telescopically-engaging, cup-shaped portions (60), (61), the lower portion (60) being of magnetizable material and the upper portion of non-magnetizable material, so that at the end of the upward stroke, the lower portion telescopes into the upper portion to draw in an extra quantity of liquid beneath the piston assembly, and at the beginning of the downward stroke telescopes out of the upper portion to deliver the extra quantity. Another double-acting pump, Fig. 13 (not shown), comprises a bucket piston (88a) with a magnetizable valve and a solid magnetizable piston in connected coaxial cylinders. In Fig. 15 (not shown), two bucket pistons with magnetizable valves (103), (104) reciprocate in opposite directions in a common cylinder.
Patent GB-1342539-A (GB)
Title: Sulphonic acid alkylene esters their preparation and their medicinal use
IPC: C07C317/04
Filed: 1971-09-16
Abstract: 1342539 Aliphatic sulphonates BAYER AG 16 Sept 1971 [18 Sept 1970] 43212/71 Heading C2C Novel compounds (I) of the formula (where n is 1 to 14) are made by interacting silver methylsulphonylmethane - sulphonate (MeSO 2 .CH 2 .SO 3 -Ag<SP>+</SP>; obtained from the corresponding sodium salt which is itself obtained from methane sulphonyl chloride) and a diiodo compound, I.CH 2 ) n .I. Pharmaceutical preparations showing cytostatic activity and useful in combating lymphatic leukaemia contain I as active ingredient; administration is preferably orally as well as parenterally.
Patent GB-893079-A (GB)
Title: Trochotron tube
IPC: H01J31/06
Filed: 1960-12-15
Abstract: 893,079. Electron beam apparatus. BURROUGHS CORPORATION. Dec. 15, 1960 [Dec. 21, 1959; July 18, 1960], No. 43217/60. Class 39(1) In a trochotron type multi-position beam switching tube the axial magnetic field is set up by a pair of disc shaped permanent magnets 52, 58, Fig. 1, positioned at opposite ends of the electrode assembly. The magnets are mounted on rods 64 extending through the mica end discs 22, 24 and the electrode leads 50 are either bent around the edge of the lower, disc magnet 58, Fig. 4 (not shown), or, as shown, coated with insulating material and passed through apertures in the magnet. The magnets may be of insulating material in which case the electrode leads are uninsulated and may be used as electrode supports in place of the mica discs. A magnetic shield 90 is stuck on or clamped to the envelope 10. In another embodiment Fig. 5 (not shown) the shield comprises the tube envelope, the upper and lower ends of the envelope being formed by the permanent magnet discs. The shield portion of the envelope may consist of soft iron or of a material whose permeability decreases with increase of temperature in order to compensate the opposite effect in the magnet discs where these consist of ferrite material. In Fig. 6 the magnetic path between the magnet discs 104<SP>1</SP>, 106<SP>1</SP> and the shield portion 102 of the envelope is interrupted by spacer rings 114, 116 of glass or a metal having a low permeability in order to provide a magnetic field shown by dashed lines 117 which is weaker in the centre of the electrode assembly than at the ends is stated to aid the electron flow. The tube pins 108 are sealed in the spacer ring 114. In Fig. 8 the envelope .120 is cup-shaped, the upper magnet 104<SP>11</SP> is secured to end wall 122, and the lower magnet 106<SP>11</SP> is secured to a header 124 which is a plate of the same material as the envelope 120.