baber/WOPTO huggingface dataset:
Patent GB-1226507-A (GB)
IPC: C25B9/23
Filed: 1969-02-28
Abstract: 1,226,507. Electrode for use in deionizing liquid. RHONE-POULENCS.A. Feb. 28, 1969 (Feb.29, 19681 , No. 11011/69. Heading C7B. [Also in Division C3] An electrode comprises a support at least partially coated with a copolymer of vinyl alcohol and a comonomer containing ion-exchange groups. Specified comonomers are vinyl sulphonic acid, acrylic or methacrylic acid, vinyl phosphonic acid or a salt of such as acid or a vinyl -N-alkyl pyridinuim salt. The resin dissolved in water containing methanol; or containing chlorinated polyethylene glycol in dioxan as a cross -linking agent if desired, is coated on to a metallic base which in the examples is mushroom-shaped. This is used as an anode with an electrode to which is adhesively attached a sulphonated polystyrene cation exchange membrane and used to deionize nitrobenzene.
Patent GB-1227034-A (GB)
IPC: G03B17/56
Filed: 1968-06-20
Abstract: 1,227,034. Carrying handles. EASTMAN KODAK CO. 20 June, 1968 [21 June, 1967], No. 29395/68. Heading A4G. A resilient U-handle H is pushed into the open side of a open topped recess R on top of a case, e.g. cine projector 10 until the handle ends abut the rear wall 24 when handle pivot projections 14, 15 carrying off-set lugs 16, 17 spring outward to engage in complimentary holes 25, 27 and 26, 28 in the recess side walls 21, 22. When the handle is pivoted upwards for carrying, the lugs move away from the off-set holes 27, 28 and lock behind the side walls.
Patent GB-1228966-A (GB)
IPC: C08G63/60
Filed: 1969-01-01
Abstract: 1,228,966. Polyester moulding material. SOC. RHODIACETA. 1 Jan., 1969 [4 Jan., 1968], No. 158/69. Heading C3R. A moulded article is made by injection moulding a polyester of specific viscosity above 0À5 (measured at 25‹ C. in a 1% by weight solution in o-chlorophenol), the diacid component being essentially aromatic and at least 75 mole per cent thereof being terephthalic acid, the diol component being essentially a polymethylene diol with 3-10 carbon atoms, and the polyester also containing units derived from 0À05-3 mole per cent (based on the acid component) of at least one compound having at least 3 esterforming groups so that cross-linking exists through the ester linkages. These "crosslinking" compounds may be tri- or tetra-carboxylic acids (e.g. trimesic acid, pyromellitic acid), triols or tetrols (e.g. trimethylolpropane, pentaerythritol), dihydroxy carboxylic acids or hydroxy dicarboxylic acids (e.g. hydroxy terephthalic acid). A minor proportion (up to 25%) of the acid component may be isophthalic acid or p,p<SP>1</SP> - dicarboxydiphenylmethane. The compositions may contain fillers such as phenolphthalein, crystalline polymers of high melting point, titanium dioxide, silica, carbon black or magnesium silicate, or fibrous fillers such as organic synthetic fibres, metal fibres or glass fibres.
Patent GB-1229836-A (GB)
IPC: F23H17/12
Filed: 1968-05-24
Abstract: 1,229,836. Furnace grate bars. J. J. MARTIN AND W. J. MARTIN. 24 May, 1968 [2 June, 1967], No. 24820/68. Heading F4B. In a furnace firebar of the type having an upward projection at the front of the bar, the cooling passages 3 in the body 1 of the firebar are extended upwardly into the projection 2, and towards the front 5 of the firebar. The lower side of the channels may be closed by a plate 6 following the contour of the upper side of the channels. The channels at the sides of the firebar may be extended upwardly, though not passing into the projection (Fig. 2, not shown).
Patent GB-1230474-A (GB)
IPC: F16H3/66
Filed: 1968-08-27
Abstract: 1,230,474. Epicyclic change speed gear. ZAHNRADFABRIK FRIEDRICHSHAFEN A.G. 27 Aug., 1968 [8 Sept., 1967], No. 40840/68. Heading F2D. In an epicyclic change-speed and reverse gear, particularly for track-laying vehicles, shovel loaders, scrapers and graders, wherein a reverse gear and a serially following change-speed gear comprise a plurality of sun-ring trains, the rings of all of the trains are identical in respect of tooth number and pitch and the trains of the first two sets which form the reverse gear and a first train of the change-speed gear are identical in respect of tooth number and pitch. As shown, the reverse gear comprises two sunring trains 102, 103 having suns 102a, 103a fast on an input shaft 101, ring 102b fast with carrier 103c, ring 103b fast with an intermediate shaft 110, and carrier 102c clutchable at 105 to the input shaft 101 for solid 1/1 Forward or braked at 104 for 1/1 Reverse. The following change-speed gear provides two Reduced, Direct and Overdrive and comprises three sun-ring trains 111, 112, 117 having suns 111a, 111b and carrier 117c fast on the intermediate shaft 110, carrier 111c fast with ting 112b, and carrier 112c, and carrier 112c and ring 117b fast with an output gear 120. 1st is by braking ring 112b at 114, 2nd by braking the ring 111b at 113, 3rd (Direct) by clutching ring 112b and carrier 112c together at 115, and 4th (Overdrive) by braking sun 117a at 118. Output gear 120 drives a front axle drive-shaft 121 through gears 120b, 120c. A rear axle drive-shaft 123 may be clutched to the shaft 121 by a dog clutch 120d, 125b actuated pneumatically, hydraulically or, as shown, by a shaft 127 and member 126. Alternatively, a clutch may disengage the front axle drive. In Figs. 3a, 3b, 4 (not shown), the input shaft 101 is driven from an engine through a hydrodynamic torque converter 130 having a reactor fixed or reacting on a one-way detent, and includes hydraulically actuated friction clutches and brakes. The engine also drives, through fixed ratio gears, a pressure supply pump (160) and a secondary output shaft (141) which may drive the front and rear axles and serves mainly for driving hydraulic pumps and devices. The fluid from the pump (160) is directed to a F-N-R- distributer valve (166) for the reverse gear and, through an on-off dump valve (163) (preferably pedal-operated), a 1-4 and Neutral distributer valve for the following change-speed gear. Oil from the pump (160) is also fed to the torque converter, and lubricates the gears and discs of the clutches and brakes. In Fig. 1 (not shown), the Overdrive train 117 is omitted, and the final carrier drives a bevel pinion through a spur gear pair.
Patent GB-1257416-A (GB)
IPC: G09G3/00
Filed: 1970-03-17
Abstract: 1,257,416. Display systems for letters or numerals. HITACHI Ltd. 17 March, 1970 [28 March, 1969], No. 12877/70. Heading G4H. An electronic display system comprises indicators N 1 -N n  for displaying numerals or letters, a shift register M for storing and shifting signals with a predetermined cyclic period, a circuit C 2  for supplying the signals to the indicators and switching circuits S 1 -S n  for periodically and sequentially actuating the indicators in accordance with the signals in synchronism with the cyclic period, each switching circuit including a transistor T 21 -T 2n  of a first conductivity type and a transistor T 11 -T 1n  of a second conductivity type. A decoder D converts binary coded numerals in the shift register M into decimal numerals, signals corresponding to which trigger a respective transistor Q 0 -Q 9  in the circuit C 2  to earth the respective cathode in each indicator. In synchronism with these signals, pulses from a distributer P trigger the circuits S 1 -S n  sequentially so that a high potential is applied to the anode of each indicator in succession and at a sufficiently high frequency to enable a persistent display of the numerals or letters. In a modification Zener diodes are connected between earth and the base of each transistor T 21 -T 2n .
Patent GB-1257543-A (GB)
IPC: B60B7/12
Filed: 1969-03-22
Abstract: 1,257,543. Wheel trims. PRESSWELD Ltd. 6 April, 1970 [22 March, 1969], No. 15171/69. Heading B7C. [Also in Division E2] A wheel trim assembly comprises an anchorage securable to a wheel disc independently of the trim and at least two looking elements which extend through apertures in a wheel trim for cooperating with the anchorage to releasably secure the trim to the wheel. The anchorage comprises a steel hoop 15, spaced portions 16 of which clip over noses 13 of a wheel disc 12. The trim 10, of pressed aluminium, is formed with a groove 20 having three spaced apertures therein to receive plastics locking elements which are part of a ring 25 which seats in the groove. Each locking element comprises two wedge members 31 with a tapered surface 32 and an integral limb 33, there being a latch 34 with a hookshaped part 35 extending between and joined to the limbs and having a thumb-engaging part 40. In use, the locking elements are passed through the apertures in the trim and the hookshaped parts engage projections 17 on the anchorage hoop 15, with the wedge members 31 pressing against the hoop to urge it radially outwards and tighten its grip on the wheel disc. The trim may be of plastics material and may be integral with the locking elements.
Patent GB-1266542-A (GB)
IPC: C07D285/135
Filed: 1969-04-25
Abstract: 1,266,542. Herbicides containing thiadiazoles. HOKKO CHEMICAL INDUSTRY CO. Ltd. 25 April, 1969 [26 April, 1968; 19 Nov., 1968], No. 21379/69. Heading A5E. [Also in Division C2] Herbicide compositions contain as the active ingredient 1,3,4-thiadiazole derivatives of the formula wherein R 1  is alkyl or aryl, X is oxygen or sulphur, R 2  is hydrogen or alkyl, R 3  is alkyl cycloalkyl, alkylcycloalkyl, or alkenyl, and if desired, other herbicides such as, sodium cyanate, sodium chlorate, aminotriazole, chlorine substituted phenoxy fatty acid derivatives, substituted urea derivatives, substituted triazine derivatives, substituted carbamate derivatives, phenol derivatives, benzoic acid derivatives and phenylacetic acid derivatives, or insecticides such as p,p'-dichlorodiphenyl trichloroethane, benzene hexachloride, endrin, dieldrin, chlordane, heptachlor, 1-naphthyl-N- methy carbamate, malathion or diazinon, and/ or pesticides such as kasugemycin, or tetramethylthiuran disulphide, a n-nematodicide such as N-methyldithiocarbamate, and/or a fertilizer such as ammonium sulphate or urea.
Patent GB-1295857-A (GB)
IPC: E01C1/00
Filed: 1969-07-02
Abstract: 1295857 Temporary roads W R SHEFFIELD 7 Nov 1969 [2 July 1969] 33432/69 Heading E1G A structure for use in driving instruction comprises a plurality of components, each component being capable of supporting the weight of a motor vehicle, the components being connected together to simulate a public road system including a combination of flat, hilly, twisted and cambered roads. The components may be made of laminated wood or plastics.
Patent GB-1296805-A (GB)
IPC: H04M1/08
Filed: 1971-04-19
Abstract: 1296805 Sets INTERNATIONAL STANDARD ELECTRIC CORP 19 April 1971 [29 April 1970] 25844/71 Heading H4J A cradle switch assembly 4 is mounted on a metal base-plate 1 by snapping resilient tongues 5 over upstanding lugs 2 when the latter are aligned with recesses 3 in the assembly housing. The cradle 7, 10, Fig. 4, is retained on the assembly housing by snap-acting co-operation between lugs 13 and bars 11 which close the free ends of recesses 9 in the cradle. The latter pivots about the upper edge 8 of the lugs 13 during on-hook, off-hook operations.
Patent GB-1302007-A (GB)
IPC: D01H5/22
Filed: 1971-07-30
Abstract: 1302007 Roller heads SANT'ANDREA NOVARA OFFICINE MECCANICHE E FONDERIE SpA 30 July 1971 36010/71 Heading DID A drawing machine comprises groups of feed, control and drawing rollers, 3-8, at least some of which are transversely displaceable to vary the distance between the roller groups. The lower rollers of the groups of rollers are mounted on sliding bodies 21-26 for movement perpendicular to the rollers axes. The upper rollers are each mounted on an arm 35-37 which is pivoted on one-of the sliding bodies about an axis (suction duct 43) perpendicular to the rollers axes. The other respective sliding body, for the pivoted arm carries a locking means to lock the upper and lower rollers on each group together. The pivoted arm can include a roller scraper 73 and pivoted suction box 64 for cleaning the upper rollers. The upper rollers are loaded by adjustable springs 63.
Patent GB-1311991-A (GB)
Title: Fresnel lens having echelons on at least one of its faces
IPC: G02B3/08
Filed: 1970-04-17
Abstract: 1311991 Fresnel lenses CARL ZEISS JENA VEB 17 April 1970 18384/70 Heading G2J In a Fresnel optical system having echelons on at least one of its faces and producing an aberrationless image of a circle substantially concentric with the optical axis, the meridional curve of the echelon face obeys the equation: and the active flanks of the echelons obey the equations: and where n<SP>1</SP> m  is the refractive index on the image side of the Fresnel face, n<SP>1</SP> m-1  is the refractive index on the object side of the Fresnel face, #<SP>1</SP> m <SP>I</SP> is the angle enclosed by an imaging ray I and the optical axis in the image space of the Fresnel face, #<SP>1</SP> m-1 <SP>I</SP> is the angle enclosed by the ray I and the optical axis in the object space of the Fresnel face, #<SP>1</SP> m <SP>II</SP> is the angle enclosed by an imaging ray II and the optical axis in the image space of the Fresnel face, #<SP>1</SP> m-1 <SP>II</SP> is the angle enclosed by the ray II and the optical axis in the object space of the Fresnel face, # m <SP>I</SP> is the angle enclosed by the normal to the active flank and the optical axis, of the ray I, and # m <SP>II</SP> is the angle enclosed by the normal to the active flank and the optical axis, of the ray II. The above system may comprise two lenses, each of which has a plane face and a predetermined base carrying Fresnel echelons thereon; in this case also the Fresnel faces obey the above equations. The system may be adapted as an optical reflector (n<SP>1</SP> m-1  =-n<SP>1</SP> m ) having echelons on its reflecting face, in which case the meridional curve of the reflector obeys the equation: where h is the height of incidence of the imaging ray. p is the corresponding height of arc s, s<SP>1</SP> are respectively the distance between the reflector vertex and the object image y, y<SP>1</SP> are respectively the object, image dimensions in the meridional section on either side of the optical axis of the reflector.
Patent GB-1314003-A (GB)
Title: Measuring machine
IPC: G01B5/00
Filed: 1969-02-12
Abstract: 1314003 Gauging DEFENCE SECRETARY OF STATE FOR 12 May 1970 [12 Feb 1969] 7496/69 Heading G1M A measuring apparatus comprises a vertical measuring column 22 guided for vertical motion by bearing 21 and supported at its upper end by vertical rod 25, the weight of the column being balanced by springs 28 connected to the lower end of the rod 25. The bearing 21 and pegs 29 for supporting the springs 28 are mounted on a carriage 20 running on rails 19, the rails 19 being formed on a further carriage 15 mounted on bearing 13 and rail 17 for movement at right angles to rails 19 Fig.2, (not shown). The workpiece 24 is mounted on a table 24 and contacted by a probe 23 fitted to the measuring column 22.
Patent GB-1317202-A (GB)
Title: Device for the hydraulic extraction and grading of clays and  associated materials
IPC: E21C45/00
Filed: 1970-07-27
Abstract: 1317202 Hydraulic mining A F KENT 9 Aug 1971 [27 July 1970] 36290/70 Heading E1F The device is for the hydraulic extraction and grading of clays and associated materials from an earth matrix. It consists of a rig, a tube a rotated and raised or lowered by the rig and formed of one or more tube sections of which the lowermost section has a cutting edge b, an auger c mounted on a pipe e extending coaxially through the tube and independently rotatable and axially movable of the tube and connected to a high pressure water supply, a vertically adjustable sleeve or sleeves i suspended within the pipe e from the rig to control discharge of pressurized water through openings d<SP>1</SP>, d<SP>2</SP>, d<SP>3</SP> in the pipe e, an annular channel l mounted on the rig about the top of tube a for receiving waterborne clay, &c overspilling from the tube, preferably through outlets k, an inclined tube with a series of windowed, internally disposed pockets, a pump or gravity head creating means for causing water and solids in the channel to pass up through the tube to be trapped in a graded form in the pockets for subsequent removal from the pockets, and a pump or pressurable hoppers for receiving unwanted grades of material from the tube and injecting such material back into exhausted boreholes.
Patent GB-1320943-A (GB)
Title: Balanced flue terminals
IPC: F23L17/04
Filed: 1970-11-18
Abstract: 1320943 Balanced flues BRITISH GAS CORP 17 Nov 1972 [18 Nov 1970] 54896/70 Heading F4J A balanced flue comprises coaxial inner and outer tubes 1, 2 and a cap 8 covering the ends of the tubes which communicate with the atmosphere, the cap 8 having at least one air inlet opening 14 formed in a generally cylindrical side wall portion 9 thereof and a plurality of combustion gas outlet openings 15 formed in an end wall 10 thereof. The inlet openings communicate with the annular space between the tubes, and the outlet openings, which are formed along lines radiating from the axis of the tubes, communicate with the inner tube 1. The inner edge of the cylindrical wall portion 9 of the cap may be fixed to a flange 6 formed on the outer tube, the cap being located by a ring 11 secured to the flange by screws. The centre of the cap may carry a conical projection 17 which extends axially of the tubes towards the inner end thereof. The annular space between the tubes communicates with the air intake of a heating appliance by way of a connection box 24 and a spigot 25, the exhaust outlet of the appliance being connected to the inner tube by way of a spigot 23. A wall plate 19 which forms one side of the connection box 24 may be secured to the wall. through which the tubes pass and may be formed integrally with a tube 18 which fits over the outer tube 2 to locate same. The entire structure may be formed of glass fibre reinforced polyester resin.
Patent GB-1325009-A (GB)
Title: Means for connecting members together
IPC: B60P7/13
Filed: 1970-04-21
Abstract: 1325009 Spreaders for handling containers RUBERY OWEN & CO Ltd 20 April 1971 [21 April 1970] 18904/70 Heading B8H [Also in Division E2] A projecting boom 1 (which may be extended from a spreader frame, not shown) has a tube 5 further projecting from its end to support an appropriately apertured transverse beam 9, slots 6, 8 in the tube and in a cap 7 weld into its end, accommodating a key 11 which is securable to the beam by screws 13 and abutments 12. The slots are large enough to allow some rotational play of the key and therefore of the beam, but this is restrained by an upstanding tongue engaging buffers 18 on the boom. The beam has twist-lock fasteners at its ends for lifting.
Patent GB-1328253-A (GB)
Title: Arrangement for the uncoupling of rail vehicles having  central buffer couplings
IPC: B61G3/18
Filed: 1970-08-26
Abstract: 1328253 Operating automatic control buffer railway couplings GERMANY MINISTRY OF TRANSPORT 26 Aug 1970 41125/70 Heading B7T An arrangement for operating the lock of a automatic central buffer railway vehicle coupling comprises an operating shaft 1 arranged transversely of the vehicle and having mounted on each end an operating lever 5, the arrangement being such that to unlock a coupling the lever is rotated anticlockwise causing the shaft to be rotated by means of face 4 engaging shaft tooth 2, the other lever during this action remaining stationary with the face 7 thereof forming a stop. When a coupling uncouples unintentionally the shaft is rotated back to its coupled position by engaging the tooth 2 with face 9 of a notch 10a and then rotating the lever clockwise. Free swinging movement of the lever is prevented by engagement thereof with a spring loaded plunger 12.
Patent GB-1333211-A (GB)
Title: Bonding processes and apparatus therefor
IPC: B32B27/00
Filed: 1970-09-29
Abstract: 1333211 Laminates; seaming non-metallic sheet material J LUC 29 Sept 1970 [12 July 1969] 35216/69 Headings B5N and B5K The adhesive free surface of a flexible layer of material of thickness not exceeding 200 microns is bonded to the adhesive free surface of another object, which may be another layer of material, by placing the layer and object between an impacting surface and a backing surface and subjecting them to the impact of a blow not exceeding 1000 kg/cm<SP>2</SP> at a temperature below their softening points. The impacting surface or the backing surface may be provided with relief. An intervening material, which may be provided with relief may be inserted between the impacting surface and the materials to be bonded. The impacting surface, backing surface and/or the intervening material may be heated. The backing surface may be constituted by the plate of a condenser, means being provided for applying a voltage between the plates. In order to protect the materials to be bonded from damage during impact the backing surface is preferably provided with cushioning and a barrier material may be laid over the materials to be bonded. The flexible layer is preferably an oriented or irradiated film of polypropylene, polyethylene, polyvinylchloride, polystyrene or copolymers thereof. In an embodiment the backing surface is a cigarette packet on which the material is being scaled. The method may be employed to bond thermoplastic resins, thermosetting resins, metals, paper and woven or non-woven fabrics.
Patent GB-1333642-A (GB)
Title: Trace detection method
IPC: G08B13/181
Filed: 1971-08-17
Abstract: 1333642 Trace detection ASTROPHYSICS RESEARCH CORP 17 Aug 1971 38497/71 Heading G1A [Also in Division G4] In a method for detecting explosives or for marking goods to prevent shoplifting etc. a trace material having a neutron capture cross-section higher than the neutron capture cross-section of the material of the goods, preferably godolinium oxide, is coated mixed with or otherwise attached to the object and is detected by passing it through a flux of thermal neutrons whereby the trace material emits prompt gamma rays which are sensed by detection means which are compensated for background gamma rays and neutrons. The neutron source and the gamma ray detector may be placed in one wall of a hallway Fig.1 (not shown) or in opposite walls of a hallway respectively Fig.3 (not shown), or under a floor Fig.2 (not shown). In a further embodiment, Fig. 5, a neutron source 33 is partly surrounded by a neutron flux trap 35 so as to focus the neutrons in a corridor 41, whereby they may be interceptedbythe trace material 39. The prompt gamma rays 45 emitted from the trace 39 are detected by a gamma ray detector 47. Background neutron radiation is detected by a neutron detector 49 and prevents false triggering of the detector 47 by gamma rays formed by the background neutrons. The gamma ray detector 49 and the neutron detector 47 may be utilized in either a coincidence or anti-coincidence to reduce background effects.
Patent GB-1335123-A (GB)
Title: Orthopedic cast having protective sleeve
IPC: A61F13/04
Filed: 1971-03-19
Abstract: 1335123 Knitted fabrics CAROLINA NARROW FABRIC CO 19 March 1971 7361/71 Heading D1K [Also in Division A5] An orthopedic cast comprises an inner protective sleeve (10) surrounded by an immobilizing fabric of glass fibre material impregnated with a settable resin and the sleeve may be of polyethylene or polypropylene yarn in either a 1 x 1 half cardigan weft knit (Figure 5) or a milanese construction (Figure 6). The yarn of the sleeve may contain bacteriostatic hexachlorophene. The immobilizing fabric (Figures 3, 4 not shown) is as disclosed in Specification 1314763.