baber/WOPTO huggingface dataset:
Patent GB-1173065-A (GB)
Title: Clip Fastener
Inventor: MEYER ENGLEBERT ANTHONY
IPC: B60J10/02
Filed: 1967-02-24
Abstract: 1,173,065. Stud and socket fastenings; clips. WARREN FASTENER CORP. 24 Feb., 1967, No. 9071/67. Heading E2B. A clip fastener 20 for securing a member 60 on a headed stud 22 projecting from a support 30, comprises a body portion 38 having two limbs for engagement with the support and a resilient ramp portion 36 joined to the limbs at its lower end and having a slot 32 with a restriction 82 in it past which the shank 26 of the stud 22 can be forced to allow a part 42 of the ramp ; to engage resiliently against the underside of the stud head 24, the limbs of the body portion of the fastener being bridged beyond the upper end of the ramp portion by a resilient catch portion 50 arranged to overlie the inturned flange of the member and urge it resiliently against the support 30. As shown, the member is a moulding strip having an edge 68 which bears against a glass panel 70 as for example, an automobile. Other embodiments, Figs. 5-12 (not shown), include modified forms of the slot 32.
Patent GB-1110895-A (GB)
Title: Hydronaphthyridines
Inventor: JENKINS PHILIP ALDWYN
IPC: C07D471/04
Filed: 1966-03-02
Abstract: The invention comprises 9,10-dimethyloctahydro - 1,8 - naphthyridine. The compound can be prepared by reducing with hydrogen, in the presence of a hydrogenation catalyst, 3-acetyl-3-methyl-pimelonitrile. The preferred catalyst is Raney nickel.
Patent GB-230652-A (GB)
Title: Power transmission device for motor driven sewing machines
IPC: D05B69/12
Filed: 1924-04-10
Abstract: 230,652. Singer Manufacturing Co., Ltd., and Corrall, H. April 10, 1924. Sewing-machines; driving.-A driving attachment for sewing-machines, adapted to allow a change of speed, comprises a bracket 1 carrying a motor 3, on the shaft of which are equal pulleys 12, 13, and spaced apart from the motor two unequal pulleys 8, 9, the pulley 12 being in the plane of the pulley 9 and both the pulleys 13, 8 in the plane of a pulley 10 on the balance wheel 11. The dimensions are so chosen that the machine may be driven direct by passing the belt 14 over the pulleys 10 and 13 or indirectly by the belt 14 connecting the pulleys 10 and 8, a second belt' 15 being then required to connect the pulleys 9 and 12. Specification 182,033 is referred to.
Patent GB-556256-A (GB)
Title: Improvements in methods and apparatus for the application and utilization of fluid pressure
IPC: F16L17/10
Filed: 1942-03-17
Abstract: 556,256. Pipe joints. MITCHELL, R. J., and HAYES, C. W. March 17, 1942, No. 9147. Divided out of 556,010. [Class 99 (i)] [Also in Group XXVI] A pipe joint is formed by surrounding one or both pipes with a distensible envelope, so confined that its expansion will force a wedge-like or deformable sealing-ring or rings axially between the pipes or between one or both pipes and a surrounding collar and then distending the envelope by fluid pressure to form or complete the joint. In one form, Fig. 1, a wedge ring 12 of soft metal or other plastic material is forced between the pipe ends 10, 11 and a surrounding collar 13 by a distensible hollow ring x carried by a removable appliance 14. The latter consists of a casing or housing 14, 14a longitudinally or otherwise divided into portions hinged or pivoted to allow them to be placed around the joint with a flange 14b of the housing bearing against the collar 13. A slide ring 15 within the housing bears against the wedge ring 12 and forces it axially into place when the ring x is distended by fluid injected through a tubular stem 16. The fluid is supplied from a hydraulic main, pump, oil gun or gas cylinder and may be a solid or semi-solid material such as soap or grease. In constructions (described below) in which the envelope is left in situ, the fluid may consist of Portland cement, pitch, gels or other substances which will set after injection. In modifications, (a) an appliance similar to that of Fig. 1 is used to force a wedge ring into a spigot-and-socket joint ; (b) to assist in retaining the butt ends of pipes in contact during the insertion of the wedge ring, a split ring 18, Fig. 3, has enlarged ends 18a fitting in annular recesses in the pipe ends 10, 11 ; the ring 18 may be smeared with a sealing material such as rubber solution, plastic varnish, tar, or liquid pitch; (c) a collar such as 13, Fig. 3, co-operates with two wedge rings forced in from opposite sides; Fig. 4 shows a spigot joint in which the envelope x is left in situ; in Fig. 6, the collar 14 is in two halves bolted together and two wedge rings 12 are forced in by the envelope x and rings 15 ; in Fig. 7 a removable appliance 14 similar to that of Fig. 1 is used to force a ring 23 of lead or soft alloy between the pipe ends 10, 11 and a collar 13 ; the ring 23 is formed with a spacer flange 23a engaging between the pipe ends and the pipe ends and the collar may be formed with tapered grooves 24, grooves 23b, or otherwise grooved, dimpled, tapered or formed to provide a key for the ring 23.
Patent GB-238154-A (GB)
Title: Improvements in or relating to golf bags
IPC: A63B55/60
Filed: 1925-04-06
Abstract: 238,154. Goldsmith, R. L. April 6, 1925. Bags for golf.-A Supporting wheel is attached to the base of a golf bag by means of a securing device which includes pointed studs adapted to pierce the bottom of the bag. The wheel 14, Fig. 2, is carried by a fork 16 secured to a plate 17. The plate 17 is clamped beneath the bottom of the bag by means of screwed studs 20, Fig. 4, projecting from a plate 18 arranged within the bag. The screwed studs are pointed to enable, the studs to be pressed through the bottom of the bag, thus facilitating attachment of the wheel.
Patent GB-550870-A (GB)
Title: Improvements in or relating to optical systems
IPC: G02B13/02
Filed: 1941-07-22
Abstract: 550,870. Lenses; projection systems. TAYLOR, TAYLOR & HOBSON, Ltd., and WYNNE, C. G. July 22, 1941, No. 9250. [Class 97 (i)] In an optical system for profile projection comprising a front convergent member A consisting of a divergent component spaced between two convergent components, any of which may be compound, and also a compound rear member B constituting a field member, and arranged so that the distance between its front surface and the rear surface of the front member is greater than half the equivalent focal length F of the whole system, the radius of the surface R, lies between 755 F and 3.0 F; if R 5  is less than 1.75 F, the power of the surface R 8  may be greater than .25 times the power of the whole system. The member B may comprise a collective element cemented to a divergent element, either element being in front, or may, in addition, comprise a separate convergent element close to or in contact with it. Each member may be separately achromatized, and the whole system is corrected for spherical aberration, coma, astigmatism, field curvature, and distortion. The system may be used in conjunction with a small light source D and a collimator E for projecting an image of a screw thread C on to a screen G, the axis of the collimator being variably inclined to the axis of the lens system at an angle appropriate to the helix angle of the screw. The exit pupil of the system lies within or near the front of the member A and stop F. formed by an image of the light source or by an actual stop, may be located at the exit pupil. The stop F may be elongated and of variable size, and the collimator may be pivoted about a point in the optical axis of the lens system. Data for six examples of the optical system are set out. Specification 444,350 is referred to.
Patent GB-826858-A (GB)
Title: Improvements in treatment of fabrics in tubular form made from yarns of man-made fibres or filaments
IPC: D06C5/00
Filed: 1956-03-24
Abstract: 826,858. Finishing fabrics. ADSHEAD & GEESON Ltd., and GEESON, T. March 25, 1957 [March 24, 1956], No. 9250/56. Addition to 683,075. Class 42 (1). A process for stabilizing and setting tubular knitted fabrics composed wholly or partly of yarns produced from fibres or filaments of manmade materials consists in passing the fabric or yarn over or in contact with a surface heated to a high temperature without previously passing it through steam and hot air, the temperature being sufficiently below the melting-point of the material to avoid any deleterious effects. The surface may be formed by the chamber C described in the parent Specification. Specifications 692,637, [Group IX], 722,461, 750,526, 750,527, 750,528, 750,529 and 752,466, [Group IX], also are referred to.
Patent GB-1418341-A (GB)
Title: Machine for delivering and mixing at least two reaction components
IPC: B29C39/16
Filed: 1973-02-26
Abstract: 1418341 Mixing and delivering apparatus BAYER AG 26 Feb 1973 [26 Feb 1972] 9292/73 Heading B1C A machine for delivering and mixing at least two reaction components to form a plastics material, e.g. a foam, comprises storage vessels 1, 1' for the components A, B each provided with a pipeline 2, 2' leading therefrom via a metering pump 3, 3' to a valve 5, 5', all the valves being mechanically coupled with one another, as by yokes 15a, 15b, for simultaneous and identical motion thereof. Each valve comprises a plurality of substantially identical housings 12a, 12b,.... arranged in a row alongside one another, each housing comprising a slide 13, an inlet 33, Fig. 2, and three outlets 53, and 38. For each housing except the last in the row (in this case the last is housing 12b), the first outlet 53a is connected to a pipeline 6 leading to a respective first mixing head, MI, the second outlet 41a is connected via pipeline 7 to a respective second mixing head MII, the third outlet 38a is connected to the inlet 33b of the following housing in the row and the inlet 33a of the first housing is connected to the pipeline 2. In the last housing, two outlets 53b, 41b may be connected to respective first and second mixing heads (MIII, MIV) as before and the third outlet 38b connected to a return bore 45b. Alternatively, one of the first two outlets may be sealed, and the other connected to a mixing head, or all three connected to mixing heads, when an odd number of mixing heads are used. By movement of the slide three operative positions are defined for each housing these being the operation of the first mixing head, the operation of the second mixing head and a rest position for both heads. In each case only a single outlet is operative. In the particular machine shown the component is returned to the storage vessel 1 when all the slides are in the rest position in which case the component issuing from last outlet 38b passes to pressure relief valve 44 and thence through return bores 45b, 45a, 46a to return lines 47, 10. When particular mixing heads are not being used their feed lines 6, 7, 8, 9 are connected by the slides to pressure relief bores 50b, 49b, 49a and thence to return lines 55, 47, 10. Yokes 15a, 15b connecting the slides of similar housings for different components are operated by spring-loaded pneumatic cylinders 16a, 16b controlled by solenoid valves connected to control system 25 which may be coupled to a programme transmitter 26 for automatic control. Blocking device 31 prevents more than one mixing head to be in operation at one time when controlled by manual switches 27-30. Safety valve 48 is incorporated in the inlet, relief and return ducts 32, 55, 10 of the slide valves to operate when pressure overloads due to blockages.
Patent GB-127724-A (GB)
Title: Improvements in and relating to Vacuum Electric Discharge Devices.
IPC: H01J21/02
Filed: 1918-06-06
Abstract: 127,724. Edmundson, H. W., Munro, W. T., and British Thomson-Houston Co. June 6, 1918. Vacuum tubes.-In a valve, rectifier, or the like such as is used in wireless telegraphy, the anode 3, which becomes heated by bombardment from the cathode 2, is wholly or partly surrounded by a screen 4 to prevent heating of the stem 1 in which the wires are sealed. The screen also prevents the formation of conductive deposits on the seal. As shown, the anode 3 is cylindrical and the screen is a doubled sheet of metal also bent into a cylinder. The screen may be supported by a tongue 6 which is struck out from the sheet and attached to a wire 5.
Patent GB-980426-A (GB)
Title: Improvements in methods for the preparation of pure powdered iron
IPC: B22F9/22
Filed: 1961-03-14
Abstract: Powdered iron ore is produced by reducing lump iron ore with gases containing CO and H2 at 700-1100  DEG C. to form ferrous oxide, quenching and crushing the ferrous oxide and reducing it to iron by hydrogen in a fluidized bed at 600-750  DEG C.  The gas used in the first stage may be obtained by the incomplete combustion of gaseous or liquid hydrocarbons, natural gas, or gas from a gas generator. Specification 980,425 is referred to.
Patent GB-815574-A (GB)
Title: Improved insulated conductor for electric communication cables
IPC: H01B11/00
Filed: 1956-03-26
Abstract: 815,574. Cables. SUMITOMO ELECTRIC INDUSTRIES Ltd. March 26, 1956 [March 29, 1955; March 30, 1955 (2)], No. 9395/56. Drawings to Specification. Class 36. A conductor is insulated with a covering consisting of upper and lower tapes comprising paper and a plastic material which is applied so as to leave an air gap between the conductor and the covering, the tapes being sealed together at a distance from the conductor of several times the tape thickness. The covering is preferably applied to the conductor by the longitudinal method. The tapes may be of paper impregnated or coated on the inner side with a thermoplastic material such as rubber, polythene or vinylidene chloride. In the latter case they may also be coated on the outer side, with a thermosetting or thermoplastic material such as rubber, polythene or a melamine resin. A number of such conductors may be assembled together to form a communication cable. Specification 815,573 is referred to.
Patent GB-163870-A (GB)
Title: Improvements in or relating to locking devices for motor and other vehicles
IPC: B60R25/021
Filed: 1920-04-01
Abstract: 163,870. Peacock, J. W. April 1, 1920. Guarding against unauthorized use.-A device for locking the steering-wheel comprises a longitudinally-arranged member controlled by a permutation setting-device; the arrangement is such that the member can be moved to lock the steering-wheel without setting the permutation device, and the opposite movement, to free the steering-wheel, effects the disarrangement of the previously-set permutation mechanism. The steering-column b is locked by means of a pawl d engaging a recess in a fixed casing e and carried at the bottom of a telescopic member c splined to the steering-column. The upper part of themember c is formed as a cup having projectionsc<2> mounted on blade springs and adapted to engage projections b<2>. The projections b<2> are formed on a rotatable collar k on the steering- column. Teeth or serrations c<4> are formed on a member k<1> and co-operate with inwardlydirected projections c<5> on the cup. The device is set by means of a pointer attached to the member k<1> riding over -dials on the member k and the nave of the steering-wheel. In moving the member c to its free position, a projection c<8> is engaged by the projection c<5>, thus rotating the member k<1> and disarranging the setting.. device.
Patent GB-516468-A (GB)
Title: Improvements in sensitized photographic emulsions
IPC: G03C1/29
Filed: 1938-03-29
Abstract: 516,468. Carbocyanines. KODAK, Ltd. (Eastman Kodak Co.). March 29, 1938, No. 9537. Addition to 498,290. Drawings to Specification. [Class 2 (iii)] [Also in Group XX] Symmetrical 8-alkyloxacarbocyanines are prepared by'reacting 1-methylbenzoxazole quaternary salts with trialkylortho esters of monobasic carboxylic acids of three or more carbon atoms in presence of an organic base such as dry pyridine. Mixtures of substituted and unsubstituted benzoxazole quaternary salts give mixtures of symmetrical and unsymmetrical 8-alkyloxacarbocyanines. Specifications 466,246, 483,459, and 485,604 are referred to.
Patent GB-1384535-A (GB)
Title: Information-wise photo-activated bleaching
IPC: G03C7/02
Filed: 1971-04-15
Abstract: 1384535 Photographic bleach-out materials AGFA-GEVAERT 5 April 1972 [15 April 1971]  9555/71 Heading G2C A photographic bleach-out material comprises a supported or self-supporting layer of a binder and photo-sensitive composition comprising (i) an organic polyhalogen yielding free radicals on exposure (ii) a cyanine, fluorescein or rhodamine dye or a coloured quinodimethane compound capable of being bleached by the free radicals and (iii) a compound accelerating the bleaching and being of one of the following formulae I-IX: (VII) R 4 -N=N-SO 2 -R 5 , (II) D-Z-Y-Z-D:- wherein D is a dialkylamino group, R is H or alkyl, Z is phenylene or vinylphenylene, X is oxygen or sulphur, Y is an electron attracting group e.g. -CO-, -CS-, -SO-, -SO 2 - or -CO-CO-, Q 1  completes a ring in which the group CX is linked through a conjugated system to the dialkylamine group, Q 2  completes a ring wherein # D-Z-C- is linked through a conjugated system to an electron-attracting group or completes an electronegative heterocyclic ring, R 1  and R 2  and R 3  are alkyl, Q is an aromatic ring or ring system, R 4  and R 5  are aryl or substituted aryl, Q 3  is -SO 2 - or-CO-, X 1  is oxygen, sulphur or =N-R<SP>1</SP> where R<SP>1</SP> is H or aryl and Z completes a 5- or 6- membered heterocyclic ring or ring system. Specified binders are cellulose ethers and esters, vinyl polymers and synthetic rubbers. In the examples, the compositions using ethyl cellulose as binder were coated on a polyester support and imagewise exposed to bleed out the exposed areas. The image is fixed by heating to between 90‹ and 200‹C.
Patent GB-685937-A (GB)
Title: Improvements in or relating to pressure-sensitive adhesive strapping tapes
IPC: C09J7/20
Filed: 1950-04-19
Abstract: 685,937. Coated sheet materials. MINNESOTA MINING & MANUFACTURING CO. April 19, 1950. [April 29, 1949] No. 9594/50. Drawings to Specification. Class 140. A pressure-sensitive adhesive strapping tape comprises a flexible backing sheet, an aggressively tacky rubber-resin type adhesive and a non-woven layer of lineally aligned continuous organo-synthetic textile filaments fully embedded within the adhesive layer and extending from one end of the tape to the other, the tape having a lengthwise tensile strength of at least 75 lbs. per inch width. The backing may be a film, metal foil or 'unified' paper. A 'unified' paper backing is said to comprise a paper in which the fibres are bound or welded together by such treatments as parchmentising, impregnation, and calendering and coating the back surface. The backing may be coloured or transparent and may be precoated with a priming composition. Film backings include cellulose acetate, regenerated cellulose, polythene, rubber hydrochloride and various vinyl polymer films and may be back-sized with cellulose-tristearate or -tripalmitate. Paper backings include bibulous kraft or rope papers, creped paper, kraft towelling paper and may be backsized with shellac, a cellulosic lacquer or an alkyd resin. In an example, a creped towelling paper is 'unified' by a vulcanised rubber-resin-zinc oxide impregnant as described in Specification 624,929. The adhesive composition may comprise natural or synthetic rubber blended with a tackifier resin such as rosin, estergum, pure hydrocarbon terpene resin, hydrogenated indene-coumarone resin. The term 'rubber-resin' adhesive includes a copolymer of 2-ethyl-butyl acrylate and ethyl acrylate. The adhesive may be pigmented, e.g. with zinc oxide, titanium dioxide or carbon black. The filament layer may comprise a number of contiguous, untwisted, free, aligned filaments or a number of small diameter, aligned, parallel yarns of twisted continuous filaments. The filaments may be made of viscose-, cuprammonium-, acetate- or saponified acetate-rayon, nylon, vinyl acetate-vinyl chloride copolymer, polyacrylonitrile or polyethyleneterephthalate.
Patent GB-160836-A (GB)
Title: Improvements in retouching-screens
IPC: G03D15/00
Filed: 1921-03-31
Abstract: 160,836. Boysen, I. April 1, 1920, [Convention date]. Void [Published under Sect. 91 of the Act]. Retouching; photographs with retouched effects; photo mechanical printing surfaces.- To impart a finished appearance to a print t h e negative is printed through a "retouching screen" consisting of a transparent sheet having a number of opaque dots as shown in Fig. 1. The dots about 85 to the inch are shaded off from the centre and have rounded edges. The screen is made by photographing a photo-engraving screen using a wet plate process, and printing this negative on to a sensitized celluloid sheet. In printing the photograph or picture negative 10, Fig. 2, a red filter 11, and the retouching screen 12 are interposed between the negative and the paper 13, the film side of the screen 12 being in contact with the printing paper 13.
Patent GB-810579-A (GB)
Title: Improvements in or relating to cleaving glass sheets
IPC: C03B33/09
Filed: 1957-03-25
Abstract: 810,579. Glass: windshields. GLACES DE BOUSSOIS. March 25, 1957 [Oct. 12, 1956; Oct. 23, 1956], No. 9644/57. Class 56. [Also in Group VIII] To cleave a glass sheet generally parallel to its faces 4, 5 and over its whole extent, a line of weakness 3 is traced in the thickness of its perimeter and a system of internal stresses is then set up in the sheet beginning adjacent one perimetral surface and progressing over the whole sheet. The line may be formed by scoring or by a thermal shock and the cleaving may be effected by directing a line of cooling air against both faces of the glass as it emerges from a heated chamber or by immersing the heated sheet in a liquid bath. Alternatively a double cleavage may be imparted as in Fig. 9. As the concavities of one cleft sheet exactly match the convexities of the other the invention is of particular use in the manufacture of vehicle laminated windshields, the space or spaces between the cleft sheets being filled with a plastic or liquid medium having an index of refraction the same as that of the glass. The cleft sheets may be bent to the usual windshield curvature before the plastic is inserted, or the sheet may be bent before cleaving.
Patent GB-803029-A (GB)
Title: Improvements in agricultural implements
IPC: A01D78/00
Filed: 1956-03-28
Abstract: 803,029. Haymaking machines. VAN DER LELY, N.V., C. March 28, 1956 [April 6, 1955], No. 9770/56. Class 6(3). In a towed agricultural implement which is supported on a swivel-wheel 5 and one or more non-swivel wheels 4, the swivel wheel is connected to the drawbar 1 which is pivoted to the implement-frame 2 about a vertical axis 3 whereby the swivel-wheel and drawbar swing together, the connection including springs 12, 13, 31 tending to maintain the drawbar and wheel in a predetermined position. As shown applied to a haymaking machine, the frame 2 carries rake-wheels 52, 53, 54 on cranks 43, 44, 45, and is supported on a rear wheel 4, the plane of rotation of which is adjustable but is normally fixed, and on a front swivel-wheel 5 the vertical axle 27 of which carries two horizontal arms 28, 29. One arm 29 is connected to the frame by a tension-spring 31, and the other 28 is connected by a Bowden-cable 33 to the drawbar 1. The drawbar is connected to the frame through a telescopic strut 11 incorporating opposed springs 12, 13. As shown, the device operates as a side-delivery rake but the cranks 43 and 45 may be swung about their pivots on the frame through 180 degrees, so that the centres of the rake-wheels lie on a line perpendicular to the direction of motion; the rake-wheels then operate independently, for tedding. In a modification, a rod replaces the Bowden-cable.