baber/WOPTO huggingface dataset:
Patent GB-1486746-A (GB)
Title: Reinforcing yarns
IPC: D02G3/48
Filed: 1976-02-03
Abstract: 1486746 Yarns. Improving adhesion to rubber TORAY INDUSTRIES INC 3 Feb 1976 04205/76 Headings D1P and D1W Yarns (or cords formed by intertwisting two such yarns e.g. with twist factor of 100- 800) for reinforcing rubber articles such as industrial belts, hoses and tyres, have overall denier of 500-4000, twist factor of 20-200, comprise carbon filaments (with individual denier of 0.4-2.0) and are impregnated e.g. up to 10% by weight of filament, with a resorcinol - formaldehyde elastomer, the application of which may be preceded by impregnating with a (water-soluble) epoxy resin e.g. to 0.5-10% by weight of the filaments. Impregnation may be effected by dipping e.g. in a resorcinol-formaldehyde latex (of one or more rubbers such as natural rubber, polychloroprene, polybutadiene, styrene-butadiene copolymer, or vinylpyridine-styrene-butadiene terpolymer). The epoxy resins have at least one epoxy group, and may comprise a reaction product of a di- or poly -hydroxy alcohol or di-or poly-hydroxy phenol with epichlorohydrin treated with alkali. Examples of alcohols include ethylene, diethylene, polyethylene, propylene, polypropylene, butalene and neopentylene glycol, glycerin diglycerin, polyvinyl alcohol, inositol, sorbitol, pentaerythritol, trimethyl propane and 1, 4- dimethylol-benzene. Examples of phenols include resorcinol, hydroquinone, bisphenol A, phloroglucinol and catechol.
Patent GB-990411-A (GB)
Title: An improved visor for attachment to the screen or window of a motor vehicle
IPC: B60J3/02
Filed: 1961-02-04
Abstract: 990,411. Windscreen visors. M. J. MORGAN, and H. G. BRIDGEWATER. Feb. 5, 1962 [Feb. 4, 1961], No. 4292/61. Heading E1R. [Also in Division B7] A vehicle window or windscreen 7 has thereon to prevent moisture, a blank 3 of transparent plastics material, with a thicker U-sectioned extruded frame 4 of cellulose acetate butyrate which is attached to the window or windscreen by an endless self-adhesive strip 5 of plastics material, attached to the blank inside the frame extending outside the frame where attached to the window or windscreen. Rigid polyvinyl chloride studs 6 separate the visor from the window or windscreen, and the frame may be covered with a metallic deposit.
Patent GB-268097-A (GB)
Title: Combined hand brake and gear lever locking device (for motor cars)
IPC: B60R25/00
Filed: 1926-02-20
Abstract: 268,097. Baker, S. H. Feb. 20, 1926. Guarding against unauthorized use.-A locking device is carried bv the brake lever to control the pawl; there may also be a connection to the gear lever to hold same in neutral. A member A. rig. 4, is secured as shown to a channel-section piece D enclosing the brake lever and secured by a spring-ball and socket catch. A flap K pivoted at its upper end to the piece D engages by its lower edge s the shoulder on the pawl W, Fig. 5. If pressure is applied to the flap the edge s moves inwards, a loop m releases the ball catch and the whole device may be slidden upwards to release the pawl. Locking is effected by the bolt of a lock C which is moved by the key across the inner face of the flap K and thus prevents the latter from moving inwards to release the catch. The gear lever may be fitted with a pivoted arm P having a downwardly projecting pin adapted to enter a hole b in the member A. In the locked position the flap K rests on the end of the arms P.
Patent GB-873769-A (GB)
Title: Improvements in or relating to heat transfer units
Inventor: MCGUFFEY ORTON S
IPC: F28F3/12
Filed: 1959-02-09
Abstract: 873,769. Heat exchanger units; heating liquids in bulk. TRANTER MANUFACTURING Inc. Feb. 9, 1959, No. 4453/59. Class 64(3) A heat exchanger unit 10 for use particularly as an immersion heater for a liquid contained in a tank or other vessel, comprises a pair of plates 11, 12 adapted when secured together face to face, to provide a plurality of parallel-connected sets of passages 15 for a heat transfer fluid such as steam, each set of passages extending between inlet and outlet haeders 25, 26 for the heat transfer fluid. In the preferred forms the plates are of sheet metal and are rectangular in shape the fluid passages which may for example be of circular or polyganal cross-section, being formed by deformations in the plates. The headers may likewise be formed by deforming the plates and may open out at the edges of the unit. They may be adjacent or spaced apart along the same edge or, as shown in Fig. 1, they may open out at different edges of the unit. Alternatively the headers may extend at an angle from the plane of the unit (Fig. 14 not shown). The plates are secured together by seam welding at the margins 17 and by spot welding at the abutting plate portions 16, 19, 20, 21 and 21' between the fluid passages.
Patent GB-1341353-A (GB)
Title: Conveyor system
IPC: B65G15/56
Filed: 1972-01-31
Abstract: 1341353 Mobile conveyer B F GOODRICH CO 31 Jan 1972 [1 Feb 1971] 4481/72 Heading B8A A mobile conveyer suitable for transporting the discharge from an automatic miner comprises an endless flexible belt 40 of reinforced elastomeric material having an inextensible central portion and corrugated margins supported by a train of carriages 50 each including idler means 58 such that the belt moves longitudinally of the carriage train in a troughed condition, each carriage having individual support means 51 for movement over a surface. A tractor is connected to the conveyer belt and carriages at at least one end; at the discharge end of the path to be traversed are drive means (e.g. drums) for the belt; and the tractor and carriage train are articulated for movement as a unit in the longitudinal direction of the train while permitting individual carriages to pivot relative to one another about a vertical axis; this pivoting being however, limited. The belt may be tensioned by means of slidably mounted brackets (100) supporting the drive means for the belt (see Fig. 7, not shown).
Patent GB-640498-A (GB)
Title: Improvements in or relating to discharge tubes for making and breaking electric circuits
IPC: H01J13/48
Filed: 1946-02-13
Abstract: 640,498. Converting. PHILIPS LAMPS, Ltd. Feb. 13, 1946, No. 4485. Convention date, April 12, 1941. [Class 38 (ii)] [Also in Group XL (a)] A mercury-cathode device for use as an inverter, and having an igniter 82 and an auxiliary anode 81 in a separate chamber screened off from the main anode 80 (see Group XL (a)), is used in a circuit in which an extinguishing pulse is applied simultaneously to the main and auxiliary anodes. Control voltage 72 applied to relay tube 66 caused it to conduct during positive half-cycles, and these are converted, by transformer 64 in its cathode circuit, into pulses of steep wave-front which are applied simultaneously to main anode 80 and auxiliary anode 81 by condensers 78, 79 respectively. Igniter pulses are provided by circuit 83. In a modification, Fig. 5 (not shown), the control pulse is produced by a rotating cam acting on a switch in series with a battery. The device may also be used as a switch for high-tension D.C., the control pulses being applied for example by a -push-button. Specification 520,183 is referred to.
Patent GB-1392773-A (GB)
Title: Liquid fuel combustion device with an automatic igniting device
IPC: F23Q7/08
Filed: 1973-01-30
Abstract: 1392773 Igniters; wick burners H OHNO 30 Jan 1973 [25 Feb 1972] 4488/73 Headings F4F and F4T A wick burner comprises a fuel feeding wick having a guide sleeve 6 on the upper edge of which a combustion sleeve 1 is supported, latching means 20, 22, 23 for latching sleeve 1 in position, and operating means constructed so that a single operating movement of a member 26 thereof releases said latching means, raises at least part of one edge of the sleeve 1 relative to the sleeve 6 to expose the wick, and effects ignition of the wick by means of an igniter 14, the latching means automatically re-engaging after release of member 26 and return of the sleeve 1 to its original position. During a first part of the pivoting of lever 26 about pin 27 in a guide plate 10, a flange 30 of lever 26 engages locking plate 20 to pivot plate 20 about a pin 11 and release a locking pin 22 from engagement in an L-shaped slot 23 against the action of a spring 18. Further pivoting of lever 26 engages a flange 25 of a lever 12 to cause pivoting of both levers 12, 26 about pin 27 thereby raising pin 11 in a slot 13 in plate 10 and raising an operating plate 7 to pivot sleeve 1 about a fulcrum 5, lever 12 simultaneously pivoting arcuate lever 15<SP>1</SP> about a pivot on a support 16 thereby bringing an igniter 14 into the region of the burner wick, an electric circuit energizing a heater filament of igniter 14 being completed by engagement of a contact 18<SP>1</SP> with a contact 19 on igniter carrier 15. Due to the weight of sleeve 1 and to spring 18 the members assure the illustrated initial locked position on release of lever 26. The combustion sleeve 1 may alternatively be arranged to be lifted bodily rather than pivoting on fulcrum 5.
Patent GB-443523-A (GB)
Title: Improvements in cleaning devices
IPC: A47L13/20
Filed: 1935-02-12
Abstract: 443,523. Mops &c. SWALES, M., 24, Kingswood Road, Moseley, Birmingham. Feb. 12, 1935, No. 4497. [Class 19] The invention relates to a cleaning device for applying caustic solvents or other preparations, injurious to hands or clothing, to the inside of an oven or to a gas or other cooker. A cleaning wad 1 of sponge rubber or other suitable compressible and absorbent material is characterized in being provided with a tubular rubber socket 3 for attachment to a handle 4 with an enlargement at the top. Studs 5 are provided on opposite or all the faces of the wad 1 or the faces may be otherwise roughened. The handle is detachable and may have a splash shield 7. The head 1 may be made rounded and tapering to a point.
Patent GB-333544-A (GB)
Title: Process of and apparatus for reproducing sounds recorded on sound films
IPC: G11B7/00
Filed: 1929-02-11
Abstract: 333,544. Selen Studien Erzeugungsu. Verwertungs-Ges. Oct. 25, 1928, [Convention date]. Void [Published under Sect. 91 of the Acts]. Optical apparatus.- A small transverse field 7, Fig. 3, of an opaque copy 4 of a sound film is illuminated by incident light from a light source 1 through a lens 2, the light then being reflected on to a selenium or like cell 5, a lens 6 and prism or a visor being used if desired in the reflection. In Fig. 4, a single lens is shown for both incidence and reflection, part of the lens being cut off from full incidence by the reflecting prism 3. A broader band 8, -t'ig. 5, of film may be illuminated from a light source, the reflection being collected on to a narrow selenium cell by a lens 6.
Patent GB-713840-A (GB)
Title: Improvements in or relating to the detection of movement by radio-active materials
Inventor: TAYLOR FRANK HOWARD
IPC: G01C9/24
Filed: 1951-02-26
Abstract: 713,840. Indicating liquid level using radioactivity. STANDARD TELEPHONES & CABLES, Ltd. Feb. 22, 1952 [Feb. 26, 1951], No. 4646/51. Class 40 (3) Change in position of the junction of two fluids is signalled by making one of the fluids radio-active. This radioactive fluid may be a gas and may form a bubble in the tube or container. The application of the invention to manometers liquid gauges, spirit levels and thermometers is mentioned. As shown the invention is applied to detecting the position of the radio-active bubble 4 of a spirit level. The container 2 is part spherical so as to give off-level indications in any direction but a container of the curved cylindrical type may be used. A metal shield 1 is situated immediately over the bubble and behind an aperture in this shield is a Geiger tube or other detector. A central shield may be provided so that an off-level movement of the bubble produces a signal increase.
Patent GB-1195219-A (GB)
Title: Process for Producing Clumped Bundles of Carbon Fibres.
Inventor: PHILLIPS LESLIE NATHAN
IPC: D01F11/14
Filed: 1967-11-20
Abstract: 1,195,219. Non woven fabrics. TECHNOLOGY, MINISTER OF. 20 Nov., 1968 [20 Nov., 1967; 30 Jan., ,1968], Nos. 52653/67 and 4711/68. Heading D1R. [Also in Division C1] A bundle or tow of carbon fibres is dressed by impregnation with an up to 35% wt. solution of resin in an organic non-aqueous solvent and allowing the solvent to evaporate. The resin may be an expoxy, phenolic, Friedel Crafts, cyclopentadiene, polyimide or polyester resin. The solvent may be ethylenedichloride, 1, 2- dichloroethane, acetone, ethyl acetate or methyl ethyl ketone. The dressed fibres may be immersed in a neat catalysed resin (preferably the same as the dressing resin), drained of surplus resin, and pressed or rolled to form a uncured resin-fibre tape. The resin may subsequently be cured by heating.
Patent GB-333565-A (GB)
Title: Improvements in electric lamp holders
IPC: H01R33/46
Filed: 1929-02-12
Abstract: 333,565. Pullon, J. R. Feb. 12, 1929. Holders.--The plunger pins of an electric lamp are provided with spring extensions which can only be connected to the supply terminals when the lamp is in the holder. Figs. 1 and 2 show the springs 4 formed as helical springs which also serve as the springs of the plunger. The spring is secured at about the middle of its length to the plunger 3, which may be formed with grooves or enlargements to which the spring is secured; the lower end of the spring is secured to the body of the holder as shown. When the lamp is in the holder, as shown in Fig. 2, the springs 4 may be bent by a cam 10 of insulating material mounted on a spindle 11, which can be rotated bv hand, so as to come into contact with the supply terminals 8. When the holder is vacant the springs 4 are below the terminals as shown in Fig. 1. Fig. 9 shows a modification in which the springs 4 are forced apart by a cam 31 to come into contact with the terminals 25 and in which the lamp is locked in the casing by the presence of a pivoted bar 50 operated by a screw 52. In a modification the plungers are enclosed in casings through slots in which the contact springs which may be of leaf or helical form pass. In any of these cases the switching arrangements may be dispensed with, the supply terminals being arranged opposite to the springs. In other modifications the supply terminals are formed as leaf springs, which may be arranged opposite to the plunger springs or may be forced into their path by cams to form switches. The lamp cap may be provided with a double bayonet slot, one part of which retains the lamp without completing the circuit while the other holds the lamp in the lighting position, or the lamp may be raised in a bayonet slot by a cam which may be formed as a collar rotating in the holder.
Patent GB-212887-A (GB)
Title: Improvements in heating and annealing of metals
IPC: C22F1/00
Filed: 1924-02-25
Abstract: 212,887. Snead & Co., (Assignees of Macdonald, .4. S.). March 15, 1923, [Convention date]. Void [Published under Sect. 91 of the Act]. Annealing.-In a method of annealing metals without soaking, the metal is heated uniformly throughout its mass by the passage of an electric current therethrough, to a temperature exceeding that required by external heating, the current being cut off as soon as the desired grain structure of the metal is produced. For annealing brass condenser tubes, the process may be carried out in the apparatus described in Specification 106,940, the temperature required being 500‹ C'. The heating may be controlled in various well-known ways to give the desired temperature.
Patent GB-698610-A (GB)
Title: Improved method and apparatus for coating paper
Inventor: TAYLOR WILLIAM PALMER
Filed: 1950-11-20
Abstract: 698,610. Coating paper. CHAMPION PAPER & FIBRE CO. Nov. 20, 1950. No. 4840/53. Divided out of 698,550. Classes 96 and 140. A mineral coating mixture 73 is applied to paper 14 and smoothed thereon by a doctor blade 15 which indents the resilient covering 11 of a rubber-covered roll 12 or the like, thus stretching the roll &c. surface as the paper passes beneath the blade. The angle of inclination of the blade may be adjusted and its shape may be as disclosed in Specification 698,550.
Patent GB-1195690-A (GB)
Title: An improved Cavity Cap Anode Connector for Cathode Ray Tubes and the like
Inventor: GREASLEY ERIC ARTHUR
IPC: H01J29/92
Filed: 1966-12-02
Abstract: 1,195,690. Valve holders. PRESSAC Ltd. 30 Nov., 1967 [2 Dec., 1966; 1 Feb., 1967], Nos. 53972/66 and 4901/67. Heading H2E. A lead 5 is connected to the anode of a cathode ray tube through a contact 6 which includes an aperture 8, which receives a contact pin 9 secured to the lead, and spring fingers 16 which engage the anode, the anode being in the form of a recessed cap. An insulating body 1 in which the contact 6 is press-fitted has an entry 4 for the pin and lead, the pin including an annular groove (15, Figs. 3 and 4, not shown) which is engaged by flanges (14) on the contact 6. As shown, three spring fingers 16 are provided. Alternatively (Figs. 5-8, not shown) the contact comprises an upper loop portion (24) which engages the groove in the contact pin (27) and which terminates in a pair of spring fingers (26) for engaging the anode.
Patent GB-179664-A (GB)
Title: Improvements in and relating to compositions for making roads, paths and the like
IPC: E01C7/18
Filed: 1921-02-11
Abstract: 179,664. Dussek, A. E, H. Feb. 11, 1921. Compositions containing bituminous and siliceous, calcareous, and like materials.-A composition to he used in a cold state for making roads comprises an aggregate, petroleum residue or pitch, thick tar, or other bituminous matter obtained from the distillation of petroleum or coal, and a solvent, such as naphtha or turpentine spirit. Suitable aggregates are granite, slag, and clinkers. Fillers such as sand, limestone, dust, slate dust, Portland cement, and rock asphalt powder mav also be added. The bituminous matter preferably forms less than 4 per cent of the mixture. A typical composition consists of 6 tons of granite 1¢-1¥ inches in size, 3 tons of ¥-# inches, and 3 tons of “ inch including dust, mixed with 7¢ cwt. of a solution made by adding 35 gallons of naphtha to 11 cwt. of asphalt obtained from the distillation of coal.
Patent GB-373151-A (GB)
Title: Improvements in auxiliary wheel attachment for cycles
IPC: B62H1/12
Filed: 1931-02-16
Abstract: 373,151. Convertible cycles; safety wheels. HESS, A. L., 1370, Quintero Street, Los Angeles, U.S.A. Feb. 16, 1931, No. 4916. [Classes 136 (i) and 136 (iii).] A motor bicycle is converted into a tricycle (e.g. to facilitate towing by a car) by means of auxiliary wheels pivotally mounted on each side of the driving wheel and adapted to be folded up against the cycle or swung outwards and downwards into engagement with the ground to lift the driving wheel off the ground; in an intermediate position they may also be used as safety wheels when the bicycle is being driven on wet or rough roads. The axles of the auxiliary wheels 34, Fig. 2, are pivotally mounted at the outer ends of frames 32, which are pivoted at 31 to a support 30 straddling the rear driving-wheel 22, so as to be capable of being swung outwards (as shown), or folded into a vertical position. The wheels 34 are each maintained parallel with the driving-wheel by means of an arm 35 secured to their pivot pins and pivoted to a telescopic rod 36 jointed at 38 to the support 30, the telescopic parts being maintained in extended position by means of a spring-controlled catch engaging a notch in the inner part. The auxiliary wheels 34 are maintained in the fully extended position shown in Fig. 2, by toggle arms 45, 46, which are locked in the straight position by a rotary catch. The pivoted frames 32 are held in the vertical folded position by spring-controlled sliding latches 52, which engage extensions of the pivot pins of the wheels 34 and are releasable by means of hand-levers. The wheels 34 are adapted to be held in an intermediate position, Fig. 4, so as to act as safety wheels, by adjustment of the telescopic rods 36, the retaining- catches of which are caused to engage a different notch in the inner telescopic part. In this position, extensions of the toggle arms 45 are engaged with the upper ends of springs 60, so that the wheels 34 are spring-suspended.
Patent GB-1143053-A (GB)
Title: Insecticidal compositions
Inventor: HARWOOD PAUL DUANE
IPC: A01N65/08
Filed: 1967-02-01
Abstract: 1,143,053. Insecticide containing a Lobelia alkaloid. RICHARDSON-MERRELL Inc. 1 Feb., 1967, No. 4989/67. Heading A5E. An insecticidal composition comprises a Lobelia alkaloid and/or an acid addition salt thereof, and piperonyl butoxide as synergist therefor. The alkaloid may be lobeline, lobelanine or lobelanidine, or a mixture obtained by solvent extraction of a Lobelia plant.
Patent GB-813397-A (GB)
Title: Adjustable reclining chairs
IPC: A47C1/035
Filed: 1956-02-17
Abstract: 813,397. Seats. LORENZ, A. Feb. 17, 1956 [Feb. 23, 1955], No. 5004/56. Class 52(2) In a reclining chair, the body support is mounted on the base by the front of the seat being suspended from the base by a link and the rear of the seat being supported from beneath in such manner that, as the front of the seat swings rearwards and upwards, the rear of the seat swings rearwards and downwards. As shown in Fig. 1, the seat and back unit 16, 18 is suspended from the base 10 by front links 22 pivoted at 20, 24 to the seat and the arm rest 12 and the rear of the seat is pivoted at 32 to one end of a guiding link 26 pivotally mounted at 30 on the base. When the chair is in the sitting position link 26 is over centre forwardly and is swung over rearwardly as the occupant leans back. A tension spring 36 between an extension 34 of link 26 and the base biases the parts to sitting position. In modifications, the parts are biased to the sitting position by the weight of a leg-rest pivoted to the front of the arm-rest and coupled by a link either to the back 18 or to the extension of link 26; also link 26 may be replaced by a roller on the seat working on a cam surface on the base or vice versa, the surface having a notch to receive the roller in the sitting position. As shown in Fig. 7, the seat 516 is suspended by front links 522, is guided by rear links 526, and is bent over to form arm rests 566. Leg rest 540 is actuated by extension 534 of link 526 through link 552. Back rest 518 is pivotally suspended by link 574 from the base and is pivoted at 570 to the seat so that the latter is drawn back when the back rest is inclined rearwards by the occupant. Means may be provided to hold the parts in adjusted position.