baber/WOPTO huggingface dataset:
Patent GB-1190232-A (GB)
Title: Synthetic Rubber Compositions
IPC: C08K5/32
Filed: 1967-05-04
Abstract: 1,190,232. Oil-extended polymers. SEMPERIT OSTERREICKISCH-AMERIKANISCHE GUMMIWERKE A.G. 4 May, 1967 [5 May, 1966], No. 20751/67. Headings C3P and C3Q. An unvulcanized cis.1,4-polybutadiene or a rubbery styrene-butadiene copolymer (which may be oil-extended) has added thereto at least one aromatic nitroso compound and/or organic peroxide and plasticizing mineral oil in an amount of 5 to 50 parts by weight per part by weight of said nitroso and/or peroxide compound. The rubbery component may also comprise a natural or synthetic polyisoprene rubber. The compositions may be mixed with fillers and vulcanized.
Patent GB-441144-A (GB)
Title: Improvements in and relating to bomb and grenade firing small arms
IPC: F41C27/06
Filed: 1934-07-16
Abstract: 441,144. Smallarms. SOC. ITALIANA E. BREDA PER COSTRUZIONI MECCANICHE, 9, Via Bordini, Milan, Italy. July 16, 1934, No. 20796. Convention date, July 14, 1933. Addition to 347,883. [Class 119] Relates to smallarms adapted to discharge bombs or grenades from a lateral barrel into which the gases from the main barrel are deflected, the main barrel being adjustable to control the amount of gas deflected according to the range desired, as described in the parent Specification. According to the invention, an auxiliary barrel 1 forming an extension of the main barrel 4 is attached to the bomb-discharging barrel 6, which is attached to the main barrel, for example, detachably by means of a screwthreaded fitting 2, and the auxiliary barrel is adjustable longitudinally to control the byepass 5 to the bomb-discharging barrel 6. The auxiliary barrel is adjusted screw-wise by means of a spring-controlled milled sleeve 9 acting as a handle and locking catch, and the adjustment. is indicated by a scale through a window at 11. The stock may be provided with a shoulder pad as described in Specification 441,184. The Specification as open to inspection under Sect. 91 describes also (1) the bomb-discharging muzzle arrangement now described in Specification 440,018, (2) a spring-controlled piston 15, Fig. 4 (Cancelled), in the base of the bombdischarging barrel, and (3) a sighting device comprising a collimator tube 12, Fig. 1, fixed to the weapon at an angle of 45, and having a centre ball at its front end and a pendulumcontrolled ring behind. This subject-matter does not appear in the Specification as accepted.
Patent GB-149001-A (GB)
Title: Improved process of preparing aluminium sulphate
IPC: C01F7/743
Filed: 1920-07-12
Abstract: Aluminium sulphate is obtained by treating uncalcined aluminous materials such as clay or bauxite with sulphuric acid or solutions of bisulphates in open vessels in presence of a small quantity of hydrofluoric acid, fluor spar or other fluoride. Specification 9024/03 is referred to.  The Specification as open to inspection under Sect. 91 (3) (a) includes the use of other fluorine compounds, silicon fluoride being mentioned.  This subject-matter does not appear in the Specification as accepted.
Patent GB-358570-A (GB)
Title: Improvements in variable speed power transmitting devices
IPC: F16H29/04
Filed: 1930-07-10
Abstract: 358,570. Variable-speed and ratchet gearing. COLDMAN, H. C. and COLDMAN, H. E., 32, Park Crescent, Enfield, Middlesex. July 10, 1930, No. 20915. [Classes 80 (ii) and 80 (iii).] A variable-throw eccentric 14 operates a number of rocking shafts 42 which in turn operate a number of friction ratchets which drive a shaft 2. The eccentric 14 is pivoted at one side to a disc 11 integral with a sleeve 5 splined on the driving shaft 1 which carries a cam 28, 29. When the cam is operated by moving the shaft by means of a hand lever 37 and bell crank 30 the eccentric moves about its pivot and the eccentricity is changed. The shafts 42 are rocked by means of rollers 40 which bear on the eccentric. When single-acting ratchets are employed, a bevel reversing gear 54 .. 57 is interposed between the shaft 2 and the propeller shaft 3. Such a ratchet is shown in Fig. 3 and comprises shoes 49, 52 pivoted together at 53. An arm 45 on the shaft 42 is connected as shown to a lever 47 pivoted to the shoe 49 and having a tongue 50 engaging the shoe 52. Alternatively a doubleacting ratchet, Fig. 4, may be used. Shoes 49, 52 are pivoted to a ring 64 and are slotted to receive tongues 50 on a rocking lever 47, 60, also pivoted to the ring. Reversal of drive is effected by moving an adjusting member 58 to bring a cam part 61 or 62 into contact with rollers 59 on the arm 60.
Patent GB-969637-A (GB)
Title: Process for the production of gases containing methane from hydrocarbons
Inventor: PERCIVAL GEORGE
IPC: C01B3/40
Filed: 1961-06-09
Abstract: The invention, a method of producing methane-containing gases, is similar to that claimed in Specification 820,257, but the particulate nickel-alumina catalyst contains an oxide, hydroxide or carbonate of an alkali metal or of an alkaline earth metal preferably within the range 0.75 to 8.6% calculated as metal on the combined weight of metallic nickel and alumina.  Specific examples are KOH, K2CO3, CaCO3, Ca(OH)2 and the oxide, hydroxide and carbonate of magnesium. Two methods of preparing the catalyst are described, the percentage of nickel preferably being 28 to 75 calculated on the combined weight of nickel and alumina. The method is applicable to gas mixtures consisting predominantly of paraffinic hydrocarbons containing an average number of carbon atoms of 4 to 15.  Pressures up to 25 atmospheres are mentioned, and the proportion of steam to hydrocarbons may be between 2: 1 and 5: 1 by weight.
Patent GB-980188-A (GB)
Title: Improvements in or relating to vessels for the storage or the transportation of liquid or liquefied gas,and methods of constructing same
IPC: F17C3/02
Filed: 1961-06-09
Abstract: 980,188. Storing liquefied gas. GAZ DE FRANCE. June 9, 1961 [June 9, 1960], No. 21013/61. Heading F4P. A vessel for storing and transporting liquefied gases comprises spaced inner and outer shells 1 and 2, the space 7 between the shells containing powdered insulating material, the space being evacuated and gas-tight, and the shells being made resiliently flexible by being corrugated, the corrugations in shell 1 extending in a different direction from those in shell 2. The corrugations 12 in the inner shell lie horizontally and those in the outer shell lie vertically; alternatively, both shells may have both horizontal and vertical corrugations. A manhole 6 at the top of the vessel is closed by a plate 5. In constructing the vessel the bottom 8 of the outer shell, limited by a diametral plane a-a<SP>1</SP>, is positioned and an insulating layer 25 of corkboard is disposed within the bottom 8 upon which is placed the inner shell. The rest of the outer shell is then welded to the bottom 8 and the space 7 is filled with the insulating material and a vacuum created therein. The vessel may be of metal or plastic and may have the form of a sphere or a parallelepiped.
Patent GB-206231-A (GB)
Title: Fishing tool for removing objects from wells
IPC: E21B31/18
Filed: 1922-08-01
Abstract: 206,231. Brown, C. H. Aug. 1, 1922. Bore-hole apparatus.-A fishing tool comprises a barrel 10 with an intermediate wall 13 through which slides a rod 14 carrying spring gripping arms 21. When the fishing tool rests upon the object to be removed, the barrel 10 moves down over the rod 14 compressing the spring 18, and engages a sleeve 26 which clamps the arms 21 tightly round the object. The movement of the barrel is limited by the rear wall 25, and the movement of the sleeve by the offset 28. The sleeve 26 is tapered internally and may be reversed for gripping small objects. In a modification, Fig. 8, the spring arms are provided with shoulders 44 and threaded portions 45 to engage a shoulder and the pin of a sucker rod. As shown in Fig. 6, spring arms 34 suitable for picking up objects from a hard floor are provided. An extension of the rod 32 carries a. plate 1 which may engage an object so as to raise the arms through the sleeve 36 and cause them to grip the object, the movement being limited by stops 37. As shown in Fig. 9 the spring arms 46 are carried by a number of rods 49 each surrounded by a spring, and the sleeve 58 is guided by rods 63 on the barrel.
Patent GB-261342-A (GB)
Title: A process for protecting wool from damage by bacteria
Filed: 1926-08-27
Abstract: 261,342. I. G. Farbenindustrie Akt.- Ges., (Assignees of Farbwerke vorm. Meister, Lucius, & Br³ning). Nov. 10, 1925, [Convention date]. Addition to 256,273. Fibres treating.-The treatment of wool with a solution of an alkylated naphthalene sulphonic acid according to the process of the parent Specification precedes the usual carbonizing treatment of wool with sulphuric acid.
Patent GB-232849-A (GB)
Title: Improvements relating to trolley wheels or pulleys for collecting electricity
IPC: B60L5/06
Filed: 1924-09-09
Abstract: 232,849. Erlangsen, C. F. Sept. 9, 1924. Trolly pulleys; trolly heads. -In a composite pulley comprising steel cheeks a<2> and brass tread d secured by a bolt b, contact springs h are riveted at i to each cheek. The hubs a<1> may have bushings c. The lubricant reservoir e connects at f to a floating ring g.
Patent GB-154345-A (GB)
Title: Improvements in or relating to the treatment of manufactured fabrics to reclaim the fibres therefrom
IPC: D01G11/04
Filed: 1919-08-30
Abstract: 154,345. Drews, J. 0., and Noorden, A. van. Aug. 30, 1919. Openers; feeding openers.-In obtaining fibres from manufactured fabrics, the warp and weft threads are presented to the combs or card teeth by which the material is treated in such a manner that both threads are operated on simultaneously and uniformly. The fabric a, which may be folded or rolled diagonally, as shown in Fig. 1, is laid on a feed table f, Fig. 2, in such a manner as to present the warp and the weft threads to the drum d at angles of substantially 45 degrees. The feed rollers e are grooved and grip the fabric to prevent lateral movement. The lower feed rollers are provided with a belt e<1> and a plate g deflects the fabric on to the drum d. The teeth on the drum d may be arranged in sections of coarser and finer teeth. The drum d may be replaced by a comb h, Fig. 4, reciprocated by an eccentric l and the fabric a may be fed between blocks j<1>, j<2>.
Patent GB-799791-A (GB)
Title: Improvements in or relating to eccentric mechanisms
IPC: D03C3/24
Filed: 1954-07-22
Abstract: 799,791. Jacquards. DEAN, J. C. July 22, 1955 [July 22, 1954], No. 21412/54. Class 142(2) [Also in Groups XXIV and XXVI] In an eccentric mechanism for operating the griffes of a Jacquard, the movement of the strap 12 due to the eccentric sheave is modified to produce a dwell at the top and bottom of the stroke, by a cam 29 keyed on the shaft 14 and engaging rollers 25, 26 on the strap. The contour of the cam is concentric with the shaft 14 at 35 and 36 the eccentric sheave being slidably mounted on the cam, to permit the modified movement, but being rotated by the cam.
Patent GB-488516-A (GB)
Title: Improvements relating to electric discharge tubes
IPC: H01J61/073
Filed: 1937-08-03
Abstract: 488,516. Discharge lamps. QUARZLAMPEN GES. Aug. 3, 1937, No. 21424. Convention date, Aug. 3, 1936. [Class 39 (i)] In electric gas and vapour discharge tubes of the high pressure type, having thermionic electrodes heated by the discharge, the electrodes are formed by a number of superposed discs threaded on a conducting rod or pin and providing interstitial spaces for the retention of the emissive material. As shown, plates 6 of molybdenum &c. are threaded tightly on a headed pin 5 of tungsten or molybdenum and are spaced either by pressed-up nipples 7 or by forming the plates of irregular shape. Alternatively the plates may be somewhat loosely mounted on the pin, dipped in the emissive paste and pressed together. In further modifications the plates may be made of square shape and threaded on the pin in staggered order, or they may be made in the form of a continuous zigzag strip, through the middle of which the pin is threaded. The pile of discs rests on the bottom of the discharge tube or may be spaced therefrom by a spacer round the pin or by enlarging or bending the pin. In the case of a quartz envelope, the lead-in is formed by metal foil 8 fused into a capillary 9 and having its inner end folded round the pin.
Patent GB-256797-A (GB)
Title: Improvements in apparatus for producing articles of compacted granular material
IPC: B29B13/00
Filed: 1925-08-27
Abstract: 256,797. Carpmael, W. P., (Crown Cork & Seal Co. of Baltimore City). Aug. 27, 1925. Endless - chain machines; heating and cooling apparatus; moulds. - In machines in which a compressed charge of granular material, as cork, is confined by a carrier mould having one or both ends closed by shutters, as described in Specification 251,004, the confined charge is heated by a dry heating medium and the heated mould is cooled by water jets. As shown, the mould conveyer 10 passes downwardly, on a long slant, through a chamber 38 heated by a gas burner 33 extending along the conveyer, the chamber being fitted with a baffle 41 and a stack 39. The conveyer extends beyond the chamber at least twice its length and, passing around a return sprocket, extends downwardly beneath a sloping trough 45 which discharges jets 42 of cold water on to the moulds. To prevent access of water to the cork &c. the moulds 12 are provided with upturned flanges 47.
Patent GB-769334-A (GB)
Title: Improvements relating to the manufacture of churns and containers
IPC: B65D8/08
Filed: 1954-07-23
Abstract: 769,334. Making hollow-ware. GRUNDY (TEDDINGTON), Ltd., and GRUNDY, S. W. April 20, 1955 [July 23, 1954], No. 21572/54. Class 83 (2). [Also in Group XVII] A method of manufacturing a metal churn or container consists in first forming a main body 1 from a sheet having its meeting edges buttwelded, forming a base comprising a disc or plate 2 butt-welded to the inner face of a rim having a rim part 3a thicker than the body thickness, forming an upper part comprising a neck or plate 21 butt-welded to a rim having a rim part 31a thicker than the body thickness, and uniting the base rim 3a and the upper rim 31a to the body 1 by butt-welding. The metal may be aluminium, aluminium alloy or stainless steel. When using aluminium alloy, the metal is initially heat treated to ensure adequate strength. A welding process employing a flame-protecting zone of inert gas can be used without loss of strength of the heat treated material. The welding can be done from inside or outside, or, alternatively, from both inside and outside.
Patent GB-208189-A (GB)
Title: Improvements in and relating to the hydrogenation of oils and fats
IPC: C11C3/12
Filed: 1922-08-08
Abstract: Fats &c. while fresh are treated with a phenolic body whereby even after prolonged storage they harden satisfactorily when hydrogenated in presence of the phenol.  In an example 0.1 per cent of hydroquinone, or 0.2 per cent of guaiacol, or 0.4 per cent of resorcinol is added to whale oil, the oil stored for 6 months, and then hydrogenated in the usual manner using nickel as catalyst.  The phenol may be removed from the hardened fat by washing with hot water or by refining with alkali such as soda. Specification 181,365, [Class 2 (iii), Dyes &c.], is referred to.ALSO:Fats and fatty oils while fresh are treated with a phenolic body whereby even after prolonged storage they harden satisfactorily when hydrogenated in presence of the phenol.  In an example 0.1 per cent of hydroquinone, or 0.2 per cent of guaiacol, or 0.4 per cent of resorcinol is added to whale oil, the oil stored for six months, and then hydrogenated in the usual manner using nickel as catalyst.  The phenol may be removed from the hardened fat by washing with hot water or by refining with alkali such as soda.  Specification 181,365, [Class 2 (iii), Dyes &c.] is referred to.
Patent GB-662509-A (GB)
Title: The manufacture of 4-amino cardanol and compositions thereof
IPC: C10L1/223
Filed: 1949-08-19
Abstract: 3-Alkenyl-4-aminophenol (4-aminocardanol), where the alkenyl group is a straight-chain 15 carbon atom radical whose unsaturation is due to ethylenic linkage is prepared by coupling benzene diazonium chloride with the sodium salt of cardanol (from cashew nut shell liquid) in alcohol solution, followed by reduction of the azo compound with sodium hydrosulphite.  An example is given of the process.ALSO:4-Hydroxy-azobenzene substituted in the 2-position by an alkenyl group of 15 carbon atoms is prepared by coupling benzene diazonium chloride with the sodium salt of cardanol (from cashew nut shell liquid) in alcohol solution.ALSO:4 - Aminocardanol is added to petroleum products such as turbine oils, hydraulic oils, motor oils, cutting oils and petroleum waxes as an anti-oxidant, and to cracked gasoline as a gum inhibitor.
Patent GB-1473863-A (GB)
Title: Apparatus for making dynamic tensile tests
IPC: G01N3/30
Filed: 1974-05-15
Abstract: 1473863 High speed dynamic tester EUROPEAN ATOMIC ENERGY COMMUNITY 15 May 1974 [16 May 1973] 21608/74 Heading G1S A test piece 7, Fig. 1, is connected through load transmitting bar 1, 5 and bar 6 to a pre-load applicator 9 and to a differential screw tensioner 3, Fig. 2 (not shown). A frangible intermediate member 4 when broken by a press 15 or a predetermined load in the tensioned bars, generates a tension wave in part 5 of the bar 1, 5 and on the bar 6 which rapidly deforms and breaks the test piece 7. All the stress and deformation parameters of the test piece can be found by making two measurements of the stress, in dependence on time, on part 5 of the bar 1, 5 and the bar 6 using electric extensometers. In Figs. 3 and 4 (not shown) various constructions of intermediate frangible members are illustrated.
Patent GB-961746-A (GB)
Title: A machine tool
Inventor: STROGONOV IVAN VASILIEVICH
IPC: B28D5/04
Filed: 1962-06-05
Abstract: 961,746. Ultrasonic grinding. NAUCHNOISSLEDOVATELSKY INSTITUTE KABELNOI PROMYSHLENNOSTI. Sept. 11, 1962 [June 5, 1962], No. 21616/62. Heading B3D. [Also in Divisions B4 and H4] An ultrasonic machine tool, particularly for drilling holes or slots in hard materials such as diamonds or metallic carbides, comprises a transducer, for driving the working tool 12, in the form of a laminated magnetostrictive tube 5 having slots for the passage of air and attached to a bush 6. The tube 5 may be of nickel, the laminations of which being separated by paper. A conical member 10 is secured at its large end to the tube and, at its small end, is provided with a chuck 11 carrying the tool 12. The transducer is mounted within a cylinder 4 which may be raised and lowered via a lead-screw 9 and an electric motor 7; the motor also serves to rotate the cylinder, and thus the tool 12, by means of gearing. The tool 12 is held in the chuck by means of a collet which is opened or closed by a rod 15 and handle 14. The workpiece is secured by adhesive within a cup member 28 supported in a bracket 31 on the machine. A vessel 32, in which an abrasive slurry is fed, is mounted on a table 33 which can be raised by means of a lead-screw 37 and handle 36 until the cup is lifted out of the bracket and the workpiece brought into position under the tool 12; the lead screw may be rotated automatically by means of gearing 38, 39, 40. During drilling, the table 33 is raised and lowered very rapidly by means of a solenoid 34, 35 so that a gap is being continually provided between the tool and the workpiece for the flow of the abrasive slurry. The table 33 and solenoid 34, 35 are mounted on a frame 41, 42 which is rotated via a motor 45 and belt drive 46, 47. The motor 45 also drives a blower for forcing air through ducts a, b in order to cool the valves of the generator for the transducer and also the latter itself via the slots in the wall of the tube 5. A grinding wheel 20 is provided for sharpening the tool 12 and is driven by means of an electric motor. A device is provided for moving the wheel towards or away from the tool and, in the retracted position shown in Fig. 1, is protected by covers 19, 20A. The grinding time is controlled via a potentiometer and a bi-metal operated switch 22, 23. The grinding process can be checked by a microscope 25.
Patent GB-1490585-A (GB)
Title: Devices for removing dividing or coagulating tissues
IPC: A61B17/32
Filed: 1975-05-20
Abstract: 1490585 Cauteries; surgical cutting, devices RICHARD WOLF GmbH 20 May 1975 [30 May 1974] 21651/75 Heading A5R A device for removing, dividing or coagulating tissue, comprises two electrical conductors 2, 3 extending through an insulating sheath 4 and connectible proximally to a source of H.F. current, said conductors continuing distally to form electrode members having mutually spaced, insulation-free parts 8, and the distal ends of the electrode members being held together at a distance from one another in an insulating member 7. Sheath 4 may be flexible.
Patent GB-617989-A (GB)
Title: Body tipping apparatus for motor vehicles
IPC: B60P1/20
Filed: 1946-07-19
Abstract: 617,989. Tipping-vehicles. DEHN, S. G. (Perfection Steel Body Co.). July 19, 1946, No. 21667. [Class 108 (i)] Tipping mechanism for a vehicle comprises a hydraulically operated cylinder 6 pivoted at 8 on the vehicle chassis frame 1 at its foremost end and a piston rod 12 pivoted to a transverse bar 13 connecting two similar levers 14 arranged in parallel longitudinally with the chassis frame and hinged to it at their rearmost ends 15. Levers 14 have flanged edges forming arcuate sections 19 and 20 on the upper side of which run rollers 17 supporting the tipping body 3 and on the underside rollers 22 coupled to the axis of rollers 17 by freely swinging links 21. Operation of the power unit swings the levers 14 about their hinged ends 15 so that the rollers 17 run over their arcuate upper flanges 19 and 20, the vehicle body being thus tipped about a hinge axis 4. Arcuate upper flanges 19 and 20 are so shaped that throughout the tipping, the hydraulic pressure required is almost constant, and rollers 22 serve to draw the body 3 back on the return movement, which is also carried out by operation of the power unit.