baber/WOPTO huggingface dataset:
Patent GB-562947-A (GB)
Title: Improvements in canoes or boats stabilised by catamarans
IPC: B63B43/14
Filed: 1943-04-12
Abstract: 562,947. Catamaran boats. MAY, N. H., and LUARD, W. B. April 12, 1943, No. 5808. [Class 113 (ii)] A canoe or boat a is provided on one or both sides with a cataman f mounted on the outboard ends of arms e which are so pivoted at their inboard ends in athwartship channelled guides b that the catamarans can be swung from an inboard position to an outboard position where they can also be adjusted laterally. The inboard end of each arm e carries rollers, whilst the outboard end extends downwardly and includes a pivoted portion e<1> which is held rigid by a sleeve e<3>. The lateral adjustment is controlled by spring-actuated bolts engageable in notches in the arms and interconnected by lanyards. When inboard, the catamarans may be lowered into a central well or rest on the well coverings m, n. The well l is protected by a sloping coaming r, and above gratings p are apertures o surrounded by canvas aprons s. The hull and the catamarans may be subdivided by transverse bulkheads into sections which may be interhinged or detachable from one another.
Patent GB-293013-A (GB)
Title: Improvements relating to the cooling of flattening rollers
IPC: C03B13/16
Filed: 1928-02-27
Abstract: 293,013. Soc. Anon. des Manufactures des Glaces et Produits Chimiques de St.-Gobain, Chauny, et Cirey. June 30, 1927, [Convention date]. Rolling.-A watercooled roller, particularly intended for the manufacture of sheet glass, is provided in its interior with a cylindrical body which causes the circulating water to make contact with the whole of the interior surface of the roller and to expel all air from the interior. The body B may be hollow and is secured in position, coaxial with the roller A, by means of distance pieces c. The water enters the roller through one trunnion D, and escapes through the other trunnion F, the internal diameter of which is equal to that of the roller. The bore of the trunnion D is flared at H, and the end I of the body B is made conical, in order to prevent the formation of eddy currents in the water. The surface of the body B may be smooth, or it may be provided with helical ribs or grooves. Water circulating between the trunnions is confined to the space between the body B and the roller and makes contact with the whole of the interior surface of the roller, while air is prevented from accumulating in the upper part of the interior.
Patent GB-699119-A (GB)
Title: Textile spinning apparatus with rotating twisting head
IPC: D01H7/92
Filed: 1951-03-14
Abstract: 699,119. Combined drawing and twisting apparatus. CHLUPACEK, R. March 14, 1951 [March 15, 1950], No. 6147/51. Class 120(ii) A textile drawing and twisting device has open-ended dirt channels extending transversely to the axes of drawing rollers and arranged in the roller casing for rotation about the longitudinal axis of the twisting head together with the rollers, which are provided with stripping edges for the removal of dirt, grease and the like. The twisting head is mounted in bearings 3 in a body 1 fixed to the frame of a spinning machine. A roller casing 9 is formed beneath a tubular shaft 13 supported by bearings 14 and driven througha cone pulley 11. One of rollers 5 mounted in the roller casing 9 is pressed against the other by springs and. both rollers have their bearings enclosed in dirt covers. Extending radially outwards from the rollers 5 are channels 23 from which dirt is thrown by centrifugal action. Detachable stripping plates 28 are mounted in the channels 23, with bent-up ends engaging behind the rollers 5. The plates 28 may be pressed towards the rollers 5 by springs, but it is preferred to allow the pressure to be created by centrifugal action. A cone pulley 16 transmits drive to the rollers 5 through a hollow shaft 15, a gear wheel 18 and a gear wheel on one of the rollers shafts.
Patent GB-810169-A (GB)
Title: Coating process for polyethylene and composite articles thereby obtained
Filed: 1957-02-25
Abstract: Polyethylene articles or films are coated with a resinous tripolymer of vinylidene chloride, acrylonitrile and a functionally basic ethenoid monomer by sulphonating the surface of the polyethylene and subsequently applying a layer of the resinous tripolymer over the sulphonated surface.  The sulphonating agent may be concentrated (at least 98 per cent) sulphuric acid, oleum, an anhydrous solution of oleum, e.g. in acetic anhydride, or free sulphur trioxide vapour which may be diluted with an inert gas e.g. nitrogen.  The functionally basic ethenoid monomer may be 2-vinyl-pyridine, 4 - vinyl - pyridine, 2 - methyl - 5 - vinyl - pyridine, N - dimethylamino - ethyl acrylate, or 2-morpholino-ethyl acrylate.  The tripolymer may be applied in solution in a solvent such as acetone, by spreading, brushing, dipping or spraying.  It may thereafter be cured.
Patent GB-897112-A (GB)
Title: A registering or recording device
IPC: A01K31/16
Filed: 1960-02-23
Abstract: 897,112. Poultry houses. FISHER, W. J., and BENTLEY, K. R. Feb. 22, 1961 [Feb. 23, 1960], No. 6253/60. Class 5(2). [Also in Group XIX]. A registering or recording device for counting eggs consists of a carrier member in the form of a metal rod 10, shaped to provide two limbs 11 disposed at an angle to one another and connected by a curved portion 12. The ends 13 of the rod are bent over and aligned, and carry clamps 15 by which the member may be attached to a support member 20 of a poultry cage 21, with the curved portion 12 uppermost. Each time an egg is removed from a trough 22 of the poultry cage, one of several slidable counters elements 14, is moved from one limb to the other.
Patent GB-525686-A (GB)
Title: Improvements in or relating to gas burners
IPC: F23D11/10
Filed: 1939-02-25
Abstract: 525,686. Gas burners. STEVENS, A. H. (Coppus Engineering Corporation). Feb. 25, 1939, No. 6290. [Class 75 (i)] A gas burner for furnaces comprises a rotatable device 6, or 41, on the gas conduit 20 adapted to draw air axially through the mixing- tube 7 and discharge gas substantially transversely into the air stream. As shown in Fig. 1, the device 6 is rotatable on ball bearings 28 by the gas issuing from radially-spaced apertures 35 in hollow propeller blades 31. Gas issues also through radially-spaced longitudinallydirected apertures 37 in the blades and through apertures 38 in the casing 29. Wings 36 are provided on the blades for drawing air into the tube 7 through inlets 14, controlled by a hit and miss regulator 16. A cover plate 18 is provided with air inlets 19 to prevent undue heating. Oil is supplied from a vessel 26 into the gas stream for lubricating purposes. A shield 39 is secured to the conduit 20 for directing any leakage of gas towards the propeller. In the modification shown in Fig. 6, the casing 43, carrying solid fan blades 61, is rotated on ball bearings 46, 48 by the gas issuing from apertures 54 in the conduit acting on turbine blades 55-58 fixed in alternate annular rows to the conduit and casing respectively, the gas passing to radial outlets 60 and through a perforated plate 50 to outlets 53 in the end wall of the casing. The solid blades 61 may be replaced by hollow blades 62, Fig. 9, communicating through apertures 64 with the conduit 20 and provided with outlet slots 63. When the gas pressure is insufficient, the device 6 may be secured to the conduit 20 and the latter be rotated by means of an external source of power.
Patent GB-452301-A (GB)
Title: Improvements in and relating to winches and the like
IPC: B66D1/14
Filed: 1935-02-27
Abstract: 452,301. Winches. LANGDON, A. G., 77, Derby Road, Northam, Southampton. Feb. 27, 1935, No. 6311. [Class 78 (v)] A geared winch, having a drum carried in eccentric or other movable bearings for engagement or disengagement with the driving-gear, is furnished with a driving-shaft disposed at right angles to the axis of the drum and centrally with regard to its ends. As illustrated, the drum 9 is mounted in eccentric bearings 2 which are rotated by the hand lever 5 to engage the gears 13, 20 for hoisting or to contact with a fixed brake surface 23 for controlled gravity lowering. The driving-shaft, which is rotated by hand or power, carries a worm 15 gearing with the worm wheel 17 to drive the countershaft 18 which carries the gear 20.
Patent GB-580866-A (GB)
Title: Improvements in or relating to water-borne flares, rocket-discharging devices and the like
IPC: F41F1/00
Filed: 1944-04-05
Abstract: 580,866. Marine flares; rocket dischargers. SCHERMULY, C. D., SCHERMULY, A. J., and SCHERMULY, C. April 5, 1944, No. 6314. [Class 9 (ii)] A marine-flare or rocket-discharging device, to be dropped into the sea from an aircraft and thereafter to rise to the surface and be ignited or discharged, as described in Specification 579,982, has the igniting means so arranged that the delay fuze of the flare igniter or rocketexpulsion charge is ignited before the charge which separates the inner container from the outer casing. The rocket or flare 1 is supported by a ring 7 in a casing 2 provided with a buoyancy chamber 3, and these are lightly secured at 5 within an outer casing 4'having a weighted base 6. Within ring 7 is a bobbin 9 around which is wound a delay fuze 10, one end of which terminates in a powder charge 11 and the other end in a powder charge 12 in a plate 8 screwed to ring 7. A plate 13, also fixed in.casing 2, is separated from plate 8 by two cardboard discs 22 and by a disc 14 of primed cambric, connected centrally by quickmatch 15 to the charge 12 and non-centrally by quickmatch 20 to a charge 19 which, when exploded, separates the casing 4 from the casing 2 and buoyancy chamber. When the assembly falls into the water, a contact fuze 21 is actuated and ignites the cambric disc 14 and quickmatch 15, and therethrough the charge 12, ignition fuze 10 and the charge 11 by which the rocket 1 is ignited and expelled. The fuze 10 is thus ignited before the quickmatch 20 ignites the separating charge 19, permitting the casing 2 and contents to rise to the surface. In the case of a flare, the charge 11 is omitted and the fuze 10 is extended to the top of the flare container 1.
Patent GB-885407-A (GB)
Title: Resilient shoe soles
IPC: A43B13/22
Filed: 1958-02-27
Abstract: 885,407. Shoe soles. RIPPLE SOLE CORPORATION. Feb. 27, 1958 [June 21, 1957], No. 6328/58. Addition to 769,945. Class 17(2) The sole claimed in the parent Specification is modified as follows. (1) The ribs 18 which extend downwardly and rearwardly from the sole are bounded by front and rear faces which approach each other at their lower ends so as to provide line contact or very narrow strip-like contact only with the ground. (2) The ribs are curved transversely of the sole. (3) The ribs are provided over a portion of the sole but not over the entire length thereof. The ribs may extend from edge to edge of the sole 14, as in Fig. 2, or may terminate short of the edges. Alternatively a separate series of ribs may extend inwardly from each edge to the longitudinal centre line of the sole and be joined at that line, or be arranged in staggered formation, or the ribs of the two series may be aligned but terminate short of the centre line and a third series of ribs extending across the centre line and terminating short of the sole edges arranged in staggered formation with the other series. The ribs, which have rounded contact edges 24 and blend into the sole, are preferably parallel and of equal radius, but the curvature may be varied in desired areas. The soles, of solid rubber and/or plastic, may include a platform 16 and be secured to the uppers 12 by a cementation process.
Patent GB-1007405-A (GB)
Title: Process for the production of unsaturated carboxylic acids
IPC: B01J21/00
Filed: 1964-02-14
Abstract: a ,b -Unsaturated carboxylic acids, especially acrylic or methacrylic, are produced by the gas phase oxidation with molecular oxygen or molecular oxygen containing gases, of unsaturated aldehydes, especially acrolein or methacrolein, in the presence of a catalyst comprising the oxides of titanium and molybdenum and/or tungsten and/or compounds thereof with oxygen, on a support, the surface area of which is less than 20 m2/g. and preferably less than 10 m2/g.  In the example, wherein the preparation of the supported catalyst (see Division B1) is described, acrolein together with water vapour and air are passed at 275 DEG  C. over a titanium/molybdenum oxide catalyst on an a -alumina support to yield acrylic acid.ALSO:Catalysts comprising mixtures or compounds of oxides of titanium molybdenum and/or tungsten on a catalyst support having a surface area less than 20 m2/g and especially less than 10 m2/g, and preferably containing Ti and Mo or W in the atomic ratios from 0,3 to 1,0 are suitable for unsaturated aldehyde to carboxylic acid conversion.  (See Division C2.)  The support may be ceramic material. The example describes the preparation of an a  Al2O3 supported catalyst, B.E.T. area less than 0,1 m2/g comprising impregnation with aqueous ammonium molybdate, drying reimpregnation with alcoholic titanium tetrachloride redrying and heat treatment.
Patent GB-659749-A (GB)
Title: Improvements in or relating to a method of coating thermoplastic webs with silica
IPC: B32B37/00
Filed: 1948-02-28
Abstract: 659,749. Coated fabrics; compound sheet materials. MONSANTO CHEMICAL CO. Feb. 28, 1948, No. 6339. Convention date, Oct. 3, 1944. [Class 140] A thermoplastic web is coated with a silica organosol or organo-aquasol from which the liquid is subsequently removed by evaporation. The web may be of polyvinyl alcohol, polyvinyl acetate, polyvinyl halides, polyvinyl acetals, e.g. polyvinyl formal or polyvinyl butyral, polystyrene, polymerized halostyrenes, polyvinyl ketones, polyvinylidene halides, e.g. polyvinylidene chloride, polyacrylic acid, polymethylacrylate, polymethyl-methacrylate, polyacrylonitrile, copolymers of vinyl compounds, acrylic compounds or mixtures of vinyl and acrylic compounds, e.g. vinyl chloride and vinyl acetate methyl acrylate and acrylic acid, vinyl chloride and methyl acrylate, styrene and vinyl chloride, styrene and methylacrylate, vinyl chloride-vinylidene chloride copolymer, styrene-maleic anhydride copolymers, cellulose acetate, cellulose acetobutyrate, cellulose nitrate, ethyl cellulose, natural rubber, rubber hydrochloride, chlorinated rubber, butadienestyrene or butadiene-acrylonitrile copolymer, or of mixtures of the above materials, and may be modified with plasticizers, lubricants, fillers and colours. The organosol or organo-aquasol may be a stable dispersion of silica in methanol, ethanol, propanol, ethyl ether of ethylene glycol, propyl silicate, may contain up to 43 per cent water, and may be made from silica hydrosol by replacement of all or part of the water by dialysis. The liquid may be applied by spraying, roll coating, dipping, brushing or wiping, and may be dried slowly at room temperature, or more rapidly by raising the temperature and subjecting the web to an air current. The coated webs may be used as packaging or wrapping material, as a corrosionresisting cover to protect machinery, or as a plastic interlayer for laminated glass or plywood.
Patent GB-346531-A (GB)
Title: Improvements relating to machines for honing or smoothing metal surfaces
IPC: B24B33/02
Filed: 1930-02-26
Abstract: 346,531. Grinding. OLDFIELD, T., 37D, Beverley Terrace, Boothtown Road, Halifax, Yorkshire. Feb. 26, 1930, Nos. 6342 and 25090. [Class 60.] Round holes, enlarging and trueing.-In a machine for honing the cylinders of internal-combustion engines &c. means are provided for giving the hone a rapid rotation and a slow reciprocating motion, or for giving the hone a vertical honing reciprocation together with an intermittent rotation ; the speeds at which the operations may be performed are variable, and the axial position of the hone with reference to the work may be changed during operation of the machine. Means also are provided for changing from circular honing to vertical honing including interlocking levers, so that only one of the two forms of honing is in operation at one time. Fig. 1 shows a machine adapted for circular honing only and comprises a frame 4 having thereon a hone spindle 2 driven by a belt 6 from a shaft 9, driven through variable speed gearing from a motor shaft 1. The gear for reciprocating the spindle 2 also is driven from the shaft 9 through variable speed gearing 16, cone pulleys 18a, 20, a shaft 21 and worm gearing 22, 23. The shaft 24 of the gear 23 carries a disc 25 having thereon an adjustable crank-pin 26 coupled by a link 29 to a lever 30, which, through links 38 and a bracket 37 reciprocates the spindle 2. The throw of the crank-pin is varied during operation of the machine by a screw 31, Fig. 4, carried by the disc 25 and operated, through gearing 32, 33, by a hand-wheel 34 or handwheel 36, Fig. 1, and the position of the hone in a vertical plane is adjusted by a hand-wheel 45 actuating screwed bushes 39, 40, on the spindle 2 and a shaft 41 respectively, and which engage screwed holes in the bracket 37. Fig. 5 shows a machine adapted to give circular honing as described above, or vertical honing. The hone spindle 2 is driven as described above, and is reciprocated from the shaft 9 through a gear 21A operating a shaft 21 which drives a disc 25 having thereon a crank-pin 26 which, through a link 48, oscillates a bell-crank lever 49 having adjustable along the horizontal arm, by means of a shaft 35 operating a screw 31 and a link 52, dies 27 connected by a link 29 to the lever 30 which reciprocates the hone spindle. In order to give the spindle an intermittent rotation during vertical honing, the continuous rotation of the spindle is suspended and the spindle is moved through bevel gearing 63, by a pawl operated through a spring-pressed rod 56 from a cam 54 on the shaft 24 of the disc 25; by means of a lever 69, a lever 67, and a rod 71 the rotational step given to the spindle 2 may be varied. Levers A, B, connected so that the lever B cannot be moved from neutral position until the lever A is moved, respectively control the gearing operating reciprocation and rotation of the hone spindle.
Patent GB-1066482-A (GB)
Title: Improvements relating to machines having guard mechanisms
Inventor: PRICE JOHN HENRY
IPC: B42B2/00
Filed: 1963-02-16
Abstract: 1,066,482. Machinery guards; external bandbrakes. PRICE MACHINE GUARDS Ltd. April 27, 1964 [Feb. 16, 1963], No. 6374/63. Headings F2E and F2J. When a guard flap 12 of a book-sewing machine is swung or remains displaced whilst needles are being passed into the work, the machine motor is switched off or declutched and the machine main shaft 16 braked. Movement of flap 12 swings the forked end 28 of bell-crank 26 out of engagement with a transverse pin 28 of a brake-operating pawl 22, which drops on to a machine mainshaft cam 18 so that the pawl pivot 23 of the brake shoe operating toggle 21 is moved outward to clamp the shoes 19 on the brake drum 17. The common brake shoe pivot 20 is adjustably mounted by a bolt 40, which may be spring loaded, pivoted at 41. Flap 12 is pivoted at 14 and has a side plate 31 engaging the main motor power or declutching switch 36 and carrying a peg 32 abutting an extension of crank 15 pivoted to rod 30 and connected to the bell-crank 26 by rod 29. A second guard flap 37 is pivoted to rod 30 which has a cam operating the main motor switch.
Patent GB-115830-A (GB)
Title: Improvements in the Cooling Arrangement for the Valves of Internal Combustion Engines.
Inventor: CATTANEO GIUSTINO
IPC: F01P3/14
Filed: 1918-04-18
Abstract: 115,830. Cattaneo, G. April 18, 1917, [Convention date]. Valves; valve-gear.-For cooling purposes, oil or other liquid is circulated through the stem of an exhaust valve from a hollow rocking-lever c, which opens through a port k into a shaft g, to which the cooling-fluid is delivered by a pump. The rocking-lever carries a spherical-ended member e, which is depressed to open the valve. Cooling-liquid is delivered to the valve through a central tube and is discharged through orifices p into a chamber t, from which, after cooling in a radiator, the liquid is returned to the pump. The head m of the valve may be screwed or welded to its stem.
Patent GB-310316-A (GB)
IPC: F02M27/02
Filed: 1929-02-28
Abstract: 310,316. Soc. Anon. le Carbone. April 23, 1928, [Convention date]. S p r a y carburettors; surface carburettors. - Fuel atomized bv a small quantity of air, or the whole of the mixture of air and fuel, is passed through a block of unheated porous carbon which does not decompose the fuel. Fuel entering a pipe a is sprayed through a nozzle b into a chamber where it meets air currents through ducts h, the air entering at f into an annular channel i. The mixture then passes through the porous carbon d, after which it is diluted with further air entering the Venturi tube j, but the whole of the air and fuel may be passed through the porous carbon. The container c for the porous carbon is screwed into a part e which is secured by screwing the part g containing the ducts h into the fuel pipe.
Patent GB-877548-A (GB)
Title: Apparatus for massage by electric vibrations
IPC: A61H23/02
Filed: 1960-02-25
Abstract: 877,548. Massage apparatus. SERVAIS, L. Feb. 25, 1960 [Feb. 26, 1959, Dec. 18, 1959], No. 6737/60. Class 81 (2). A massaging apparatus comprising balls rotatably mounted in the body of the apparatus includes a vibratory device and an electromagnet which is energized by alternating current to produce an alternating magnetic field, the vibrator device being operated by the electromagnet to vibrate the balls. Wooden balls 4 are rotatably mounted in synthetic plastic cups 2 in a rubber body 1. Alternating current is supplied to coils 13 of the electromagnet to vibrate an armature 9 having a cross-piece 8 which then reciprocates between brackets 7 attached to a rod 5. Small rods 6 integral with the rod 5 transmit vibrations of the rod to the cups and the balls. In an alternative construction vibrations of a plate-like armature are transmitted to the balls by a plate which is attached to the armature and forms the base of the ball-receiving cups.
Patent GB-589193-A (GB)
Title: Improvements in and relating to discharge printing on dyed textile materials consisting of or containing animal fibres
IPC: D06P5/15
Filed: 1945-03-17
Abstract: Textile materials of animal fibres are treated, before discharge printing with reducing agents which liberate sulphur dioxide, with formaldehyde or a polymer thereof or a substance yielding formaldehyde, preferably under acid conditions.  The formaldehyde or the like, such as methylal, hexamine or methylol urea, may be added to the dyebath or it may be applied to the textile material before or after dyeing.  In an example, woollen fabric is dyed from a bath containing Neolan Blue GG, sulphuric acid and formaldehyde, and printed with a paste containing sodium formaldehydesulphoxylate.  In a second example, dyed woollen fabric is treated before discharge printing with a solution containing sulphuric acid and formaldehyde.
Patent GB-386158-A (GB)
Title: Clothes peg
IPC: D06F55/00
Filed: 1932-03-07
Abstract: 386,158. Clothes pegs. JAHN, R., Suderode, Ostharz, Germany. March 7, 1932, No. 6813. [Class 44.] One leg of a wooden clothes peg is divided as shown in cross section into two parts c, c<1>. The inner surfaces of the three parts c, c<1> and b are convex.