baber/WOPTO huggingface dataset:
Patent GB-438963-A (GB)
Title: Improvements in auxiliary swivelling wheels for bicycles
IPC: B62H1/12
Filed: 1934-05-22
Abstract: 438,963. Safety wheels for cycles. SILVERSTEIN, S., 665, Classon Avenue, Brooklyn, New York, U.S.A. May 22, 1934, No. 15298. [Class 136 (i)] An auxiliary wheel assembly for bicycles comprises a supporting member 2 projecting into the wheel 60, the wheel being connected to the support 2 for pivotal movement about an axis 3 which passes in front of the wheel axis so as to give the wheel a castor movement. In the construction shown the wheel rotates on ball bearings 21 on a swivel member 1 connected to the support 2 by the pivot pin 3. The end of the support 2 is flattened and the swivel 1 is provided with an elongated hole 9 to allow the swivel 1 to pivot on the support 2. The wheel comprises a pair of stamped metal members 54, 55 clamped together on a distance member 56 by bolts 57, the tyre being gripped between the members 54, 55. Specification 400,540 is referred to.
Patent GB-727636-A (GB)
Title: Improvements in or relating to the manufacture of weighing machines
IPC: G01G21/28
Filed: 1953-06-03
Abstract: 727,636. Weighing-apparatus. STUBE, R. June 3, 1953 [June 9, 1952], No. 15361/53. Class 143. [Also in Group XXII] Weighing machines are made with a box type casing 3 formed by drawing or pressing a sheet metal blank into a box form, then cutting out the bottom so as to leave inwardly bent flaps 5, 8 on which the weighing mechanism may be mounted, and one or more stiffening corrugated cross members 4. The blank also may be contoured so that in a subsequent operation feet 2 and a decorative border are formed. The main flaps 5 may then also be bent down alongside and spot welded at 9 to the wall of the casing to further strengthen it.
Patent GB-1510672-A (GB)
Title: Styrenebutadiene copolymer latices containing carboxyl groups
IPC: C08L7/00
Filed: 1975-04-15
Abstract: 1510672 Carboxyl - containing copolymer latices BAYER AG 15 April 1975 [17 April 1974] 15399/75 Heading C3P A polymer latex is made from the following monomers (by weight) : in the presence of at least one anionic emulsifier in an amount less than 0À5 part per 100 parts by weight of monomers. The latex is stable and non-foaming.
Patent GB-793494-A (GB)
Title: Improvements in and relating to sound-reflection counteracting fibre boards
IPC: G10K11/16
Filed: 1956-05-17
Abstract: 793,494. Laminates. SVENSKA TANDSTICKS AKTIEBOLAGET. May 17, 1956 [May 18, 1955], No. 15412/56. Class 140. A sound - reflection counteracting fibre board comprises a stiff porous fibreboard 1 with a covering layer 2 of, e.g., metal foil, plastic, fabric or weakly-sized paper, secured by an adhesive layer of thermosetting resin, the covering layer and upper surface of the board being shaped to form a series of adjacent shallow cavities of, e.g., pyramidal or conical shape. Holes 5 may extend from the bottom of each cavity at least partly through the board. The board may be made by allowing the board from a wallboard press to cool sufficiently to prevent too rapid setting of the synthetic resin, passing this board between two feed rollers, applying the synthetic resin by brush or roller to either the board or the covering layer, laying the covering layer upon the board, and passing between rollers, of which the one contacting the covering layer is patterned to impress the required pattern into the board and heated to set the resin sufficiently to cause the emergent board to retain its shape. The holes, if any, may be punched in the same operation, if the patterned roller is provided with corresponding punching needles, or the holes may be punched or bored in a succeeding station by means of a transverse row of punches or drills.
Patent GB-561273-A (GB)
Title: Improvements in or relating to the mounting or fixing of gramophone needles, reproducing points or the like
IPC: G11B3/46
Filed: 1942-11-04
Abstract: 561,273. Gramophone pick-ups and the like ; styli. VOIGT, P. G. A. H. Nov. 4, 1942, No. 15535. [Class 40 (ii)] Gramophone needles or points or point mountings and the like, especially so called permanent or semi-permanent reproducing points for use with tracks on gramophone records, phonograph cylinders, and films, are made with a single stem or collar provided with five or more faces, indentations, projections or the like to permit the fitting thereof into its holder in five or more specific different rotational positions. This enables the position to be periodically changed to increase the useful life of the needle. Alternatively or in addition, the needle holder of the pick-up has five or more faces, indentations, projections or equivalent means for locating the needle in five or more specific different rotational positions. A key may also be provided adapted to be attached to the needle or point mounting to facilitate its handling and positioning. One needle, Fig. 2, comprises a point P on a tapered mounting S having five faces and formed with a screw thread T for attachment of a key, Fig. 3, comprising a handle H and a nut N. A ring I with a finger E may be fitted on the key to indicate its rotational position. The screw threads may have co-operating shoulders to ensure a definite rotational position of the key relatively to the needle. In another arrangement, the needle has an eccentrically shaped collar L, Fig. 5, adapted to be engaged by the socket part U, Fig. 6, of a key in a definite rotational position. After each fresh adjustment of the needle, it may be ground by playing an old record once or twice with it before it is used on fresh records. The old record may have an eccentric hole to increase this grinding action. A special record impregnated with abrasive and having a deep groove may be used for this purpose. Specification 195,745, [Class 40 (ii)], is referred to.
Patent GB-1103255-A (GB)
Title: Escapement
IPC: F16H31/00
Filed: 1965-04-12
Abstract: 1,103,255. Escapement mechanism. MALLORY BATTERIES Ltd. 12 April, 1965 [10 April, 1964], No. 15579/65. Heading F2X. [Also in Division H1] An escapement for converting a rotary input into an intermittent rotary output, particularly for use in a programming switch for controlling an automatic washing-machine, comprises leafsprings 24, 27 fixed to a gear wheel 12 driven by a motor via a pinion 14, a countershaft 11 associated with a one-way clutch whereby the countershaft can rotate only in one direction, and rollers 18, 20 positioned laterally adjacent the countershaft 11 and engaged by the springs 24, 27 in such manner as to bias the countershaft 11 in the locked direction of the clutch until the gear wheel 12 is rotated relatively to the countershaft 11 through a predetermined angle, during which rotation the springs 24, 27 are stressed, whereafter the countershaft and roller assembly is rotated by the springs 24, 27 in the freewheeling direction of the clutch through a predetermined arc.
Patent GB-222067-A (GB)
Title: Improvements in rotary machines for filling bottles and the like
IPC: B67C3/24
Filed: 1924-06-28
Abstract: 222,067. Christensen, C. A., and Jensen, A. June 28, 1924. Bottling.-Relates to rotary machines for fitting bottles and in which a bottle &c. is raised into contact with the resilient mouth-piece of a feed-pipe. According to the invention, the elevators upon which the bottles are supported are raised by one end of a chain carried over a pulley upon a vertical sliding rod. The rod is raised by a cam path and the other end of the chain is adjustably attached to a fixed spring. As shown, a sleeve 3 rotates upon a shaft 2 and carries a table 7, a guide plate 6, and a disc 5. Bottle elevators 14 are arranged on shafts 24 sliding through the table 7 and guides 23 on arms 22 attached to rods 15. The rods 15 are actuated to rise and fall by rollers 17 travelling on a fixed cam 10 with a depression 12. The rods 24 are connected to a chain 29, 30 passing over a pulley 27 in the rod 15 and adjustably fastened to a spring 32 on the disc 5, so that, when the rollers 17 rise from the depression 12 in the cam 10, the bottle elevator 14 is raised by twice this vertical distance, and the bottle 13 is therefore elevated into contact with a mouthpiece 9 and the feed pipe 8 projects into it.
Patent GB-357952-A (GB)
Title: Improvements in water tube boilers
IPC: F22B21/14
Filed: 1930-05-22
Abstract: 357,952. Water-tube steam boilers. YARROW, H. E., of Yarrow & Co., Scotstoun, Glasgow. May 22, 1930, No. 15775. [Classes 123 (ii) and 123 (iii).] A superheater comprising rows of U-tubes G springing from a drum S parallel with the boiler steam drum A is accommodated in a chamber O beyond a bank El of water-tubes, space for this chamber being provided by an asymmetrical arrangement of the water-tubes and mud drums as by the tubes E<1> being pitched more steeply than the tubes E on the other side of the furnace thereby bringing the mud drum C to a lower level than the mud drum B. The tube bank E<1> may be displaced inwardly so as to bring its centre line inwardly of the centre of the steam drum. A baffling system constrains the furnace gases to traverse the bank E<1> in two or more transverse passes and to traverse the superheater between two successive passes. The furnace wall K is extended to an intermediate point of the tube bank El and a transverse baffle J is provided in continuation of it. In modifications a second baffle in the lower part of the tubes provides an additional pass for the gases and a damper, which in its extreme position forms a continuation of one of the transverse baffles, may be arranged in the superheater chamber to vary the proportion of gases traversing the superheater tubes.
Patent GB-476318-A (GB)
Title: Improvements in or relating to the reproduction of sound records
IPC: A47K5/13
Filed: 1936-06-05
Abstract: 476,318. Optical sound - reproducing apparatus. ARNDT, M. June 5, 1936, No. 15847. Convention date, Feb. 17, 1936. [A Specification was laid open to inspection under Sect. 91 of the Acts, Dec. 28, 1936.] [Class 40 (ii)] [Also in Group XL] An arrangement for reproducing optical sound records by means of a line of light scanning the records comprises a photo-cell of the blocking layer type placed with the upper surface of its sensitive layer facing and substantially parallel and very near the record and means for producing a sharp line of light of definite length on the record, the size and position of the cell being such that the edges of its sensitive area lie substantially on the surfaces bounding the beam of light which diverges from the line of light on the sound track to be reproduced. The active area of the cell is preferably less than 10 mm<2>. As shown, a line of light 1 focused on the film 6 emerges at 131 in the form of a kind of pyramid of light and the cell 7 is positioned so that the boundary planes of the pyramid pass as nearly as possible through the edges of the cell. The metallic grid or transparent coating 10 of the cell is connected through battery 14 to cathode 15 of amplifier valve 16, the grid 17 of which is connected to the cell plate 11. A layer 12 of selenium, cuprous oxide &c. is located between grid 10 and plate 11. When this layer is of selenium, the grid 10 is connected to the positive terminal of battery 14 so that the two photoelectric effects in the cell combine additively, i.e. the pure photo-electric current produced in the blocking layer and the resistance variations of the cell layer due to the incidence of light.
Patent GB-166175-A (GB)
Title: Ball bearing cage or carrier
IPC: F16C33/42
Filed: 1917-10-31
Abstract: 166,175. Schmidt, R. Oct. 31, 1917. Ball bearings.-A ball cage comprises two interlocking parts d, Fig. 1, alternate projections b in each part being slotted to engage projections a of the other part. The parts are locked together by pressing the rings towards each other, as shown in Fig. 4. In a modification, the projections a, Fig. 14, are hook-shaped and are resilient in a radial direction, such that, on the two parts being pressed together, the projections are first forced apart radially before engagement. Specifications 25614/04 and 25276/08 are referred to.
Patent GB-476602-A (GB)
Title: Improvements in or relating to glass to metal joints
IPC: C03C27/04
Filed: 1936-06-08
Abstract: 476,602. Uniting metal to glass by heat. GENERAL ELECTRIC CO., Ltd., BREADNER, R. L., and GUTTRIDGE, E. J. June 8, 1936, No. 15991. [Class 36] In making sealed joints between glass and metals, such as copper, which are: (a) attacked by mercury vapour; (b) can be plated with nickel ; and (c) do not melt at the temperature at which the glass softens, the metal surface to which the glass is to adhere is coated with nickel before the members are sealed together in known manner by means of a flame. In an example wherein a glass tube is sealed to a copper cup, the interior of the cup is coated with nickel deposited electrolytically, and the glass tube is sealed to the inside of the rim. Specification 219,215, [Class 39 (i)], is referred to.
Patent GB-420537-A (GB)
Title: A new or improved route indicator for railway signalling
IPC: B61L17/02
Filed: 1933-06-02
Abstract: 420,537. Railway signals. TATTERSALL, A. E., Hayton House, Knapton Lane, Acomb, York. June 2, 1933, No. 16041. [Class 105] With the points at a junction set for a route deviation from the straight road an indication such as a bar of light shows the direction of deviation when the signal is at clear but not at any other time. A vertical bar of light may be shown for the straight road when the signal is at clear. The bar of light may be given by a gaseous conduction tube of the hot cathode type, by a strip filament lamp, or by a series of ordinary filament lamps. Alternatively an illuminated slot in a plate may be employed. The bars of light may be of a shape, length, or colour to define the nature of the route deviation. The bars of light 1<a>, 2<a>, 3<a>, 4<a>, Fig. 2, are lit, when the searchlight signal RYG shows clear,' respectively when the points are set for the straight road 1, for the right-hand routes 2, 3, and for the lefthand route 4. Fig. 3 shows the circuit arrangements in which the bars of light are provided by transformer-fed gaseous conduction tubes selected over contacts of the points levers and energized over a front contact 7 of a signal control relay 5. The signal is a two-lamp signal RG with the clear lamp G energized over a front contact 6 of the relay 5. Route 3 having been set up and the signal relay 5 being energized, then power is supplied over front contact 7 of the relay 5, normal contact 21" of the lever for the points 21, normal contact 41" of the lever for the points 41, and reverse contact 31<r> of the lever for the points 31, to transformer 130 ; thus the gaseous conduction tube 13 is lit. For routes 2, 1, 4, the tubes 12, 11, 14 would be lit.
Patent GB-1521215-A (GB)
Title: Method for atomizing lubricating oil and an apparatus therefor
IPC: B05B7/24
Filed: 1976-04-21
Abstract: 1521215 Spray-producers NIPPON OIL CO Ltd 21 April 1976 [17 July 1975] 16072/76 Heading B2F [Also in Division F2] Apparatus for atomizing oil, for example lubricating oil, comprises an oil tank 3, a housing 15 mounted on top of the tank and having a Venturi constriction 2 therein, a nozzle 10 mounted in the housing and having an outlet opening into the throat of the Venturi, the axis of said nozzle being perpendicular to that of the Venturi, a heating chamber 7 attached to the housing 15 and disposed upstream of the nozzle, and a conduit 5 for supplying oil from the tank 3 to the chamber 7 and thence to the nozzle 10. In use, air is supplied through a pipe 1 into the Venturi 2 and causes oil to be sucked up through a filter 4 and the conduit 5 into the chamber 7, where it is heated by a heating element 8 extending into the body of the nozzle, and thence to the nozzle where the oil is atomized by the air stream passing across the outlet of the nozzle. The resulting oil mist enters the upper part of the tank and is discharged through an outlet 12; any large droplets adhere to a perforated baffle plate 11 and drip back into the tank. The rate of flow of oil to the chamber 7 is controlled by a manually adjustable valve 6 and the temperature in the chamber is measured and controlled by a thermo-electric thermometer 9. If the oil is so viscous that a sufficient flow rate to the chamber cannot be obtained, the oil in the tank 3 may be preheated by a heating element 13. The chamber 7 and the nozzle 10 are preferably constructed of a material having a low thermal conductivity such as foam resin or foam glass.
Patent GB-336999-A (GB)
Title: Improvements in the manufacture and production of ethylene
IPC: C07C5/09
Filed: 1929-05-24
Abstract: 336,999. Johnson, J. Y., (I. G. Farbenindustrie Akt.-Ges ). May 24, 1929, Hydrogenized organic compounds, catalytic production of.-For the conversion of a mixture of acetyleme and hydxogen into ethylene, tellurium. or a compact form of nickel is used as catalyst. Tellurium may be used either in compact form or distributed on a carrier. Specifications 325,152 and 325,695 are referred to.
Patent GB-425032-A (GB)
Title: Improvements relating to the glazing, embossing and finishing of textile fabrics
IPC: D06M15/39
Filed: 1933-06-06
Abstract: Textiles are finished by impregnating with the aqueous solution of the initial condensation product from which results a synthetic resin, drying, subjecting to mechanical treatment (glazing, embossing, &c.) and then heating the fabric to render the resin insoluble.  Stiffening, softening, filling and water proofing agents may be added to the resin solution.  The resins employed are those derived from formaldehyde, condensed with phenol or its derivatives and urea and related compounds such as thiourea and dicyandiamide. The added substances may include starch, dextrin, glue, sodium ricinoleate, china clay, paraffin wax.  According to examples, synthetic resins for treating textiles are produced by admixture of (1) 100 parts of phenol, 200 parts of 40 per cent formaldehyde, 6 parts of potassium carbonate; (2) 100 parts of urea, 20 parts of sodium acetate, 400 parts of 40 per cent formaldehyde; (3) 100 parts of urea, 300 parts of 40 per cent formaldehyde reacted in slightly alkaline medium, diluted and acidified with 30 parts of 80 per cent acetic acid; (4) 100 parts dicyandiamide, 200 parts of 40 per cent foraldehyde and 420 parts of 5 per cent acetic acid; the solutions being by volume.
Patent GB-166431-A (GB)
Title: Improvements in or relating to apparatus for use in testing rubber latex
IPC: G01N9/18
Filed: 1920-06-16
Abstract: 166,431. Kilburn, B. E. D., (Fish, N.). June 16, 1920. Specific-gravity estimating-apparatus.-A device for testing rubber latex by measuring its specific gravity comprises a platform A which floats on the latex and has vertical end members B in which is pivoted a balanced lever F, the outer end F<1> of which serves as an indicator on a scale H carried by an upright member C of the platform. The stem J' of a hollow body J immersed in the latex is attached to the lever F. The uprights B, C are connected by a member D serving as a handle for the device. The lever, may carry a screwed rod K passing through the handle D for locking the lever and handle together.
Patent GB-166115-A (GB)
Title: Improvements in or relating to sheet feeding machines for paper or the like
IPC: B65H1/04
Filed: 1921-06-14
Abstract: 166,115. Toronto Type Foundry Co., Ltd., (Assignees of Hitchcock, R.). July 3, 1920, [Convention date]. Sheet-separators; pile tables and supports.- Sheets are fed to printing, folding, or pasting machines from an adjustable sheet-supporting table formed of a number of pivoted sections, b<1>, b<2>, b<3>, b<4>, the sheets resting on this in banked condition and their front edges being supported by an inclined plate e arranged in front of a pair of feed and separating rolls f<1>, each of which is normally driven in a counterclockwise direction so that their adjacent peripheral surfaces move in opposite directions. The rollers f, f<1> are adjustable laterally on their shafts g, g<1>, and the driving gear of the roller f<1> can be moved out of gear and locked by a pin j<1> on a spring-controlled pivoted arm j, Fig. 9. The sections b<1>, b<2>, b<3>, b<4> are adjustable by means of racks c and gears fitted with handles d on shafts mounted in a tubular frame a. The front section b<1> of the pile table can be given a fine adjustment by means of screws and nuts l, l<1>, Fig. 9. The rollers f, f<1> are covered with india-rubber, and when the roller f<1> is rotating, it assists positively to keep the second sheet from being fed forward with the top one being separated, this arrangement being employed when glazed sheets are being dealt with. For ordinary sheets, the roller f<1> can be held fast on its shaft. The sheets pass from the rollers f, f<1> to angularly positioned horizontal forwarding-rollers i.
Patent GB-1503433-A (GB)
Title: Fire resistant ceiling construction
IPC: E04B9/24
Filed: 1976-04-22
Abstract: 1503433 Fire resistant ceiling BUTLER MFG CO 22 April 1976 16368/76 Heading E1W A fire resistant space grid ceiling 10 (Fig. 1) is composed of trusses 11 having roof supporting top chords 12 and ceiling supporting bottom chords 13, 13'. A fire resistant grid protecting panel 16 having a width the same as the width of the exposed portion of the bottom chords is secured to the underside of the flanges 14 by means of elongate channel section members 17, and fire resistant ceiling panels 15 are supported at their opposite edges on top of the portions 19 of the channel section member 17. (Fig 3). The intersection of the longitudinal (13) and transverse (13') bottom chords is covered by a rectangular intersection cover 23 (Fig. 5) which is secured by tabs 24 located at the opposite corners thereof which are bent over the adjacent corner portions of the grid protecting panels 16 and channel section members 17. At the perimeter of the ceiling adjacent a wall W (Fig. 8) a perimeter channel 29 is provided the horizontal and vertical flanges 33 and 34 of which are positioned over the flange 14 of bottom chord 13 for receiving a ceiling panel 15. The downwardly extending wall 30 of the perimeter channel is received between wall header angle 35 and trim clip 36.
Patent GB-439279-A (GB)
Title: Manufacture of vat-dyestuffs
IPC: C09B3/24
Filed: 1935-06-05
Abstract: Vat dyes are obtained by treating a bz-1-benzanthronyl-5-aminobenzanthrone with hot caustic alkaline agents, and if desired, halogenating the product.  According to examples, bz - 1 - benzanthronyl - 5 - amino - benzanthrone is condensed with caustic potash in ethyl alcohol, and the product is halogenated with bromine in chlor-sulphonic acid, bromine in nitrobenzene, or sulphuryl chloride in nitrobenzene; the product before halogenation is vatted by a customary method and gives on cotton a navy-blue dye; benzanthronyl-5-aminobenzanthrones specified may have alkyl substituents such as methyl.  Chlorine and chlorsulphonic acid are also specified as halogenating agents, and the customary halogenating catalysts and/or solvents may be used. The products are blue dyes for cotton.  The bz-1-benzanthronyl - 5 - aminobenzanthrone may be obtained by heating 5-aminobenzanthrone with bz - 1 - bromo - benzanthrone in presence of sodium and copper acetates and nitrobenzene.