baber/WOPTO huggingface dataset:
Patent GB-454841-A (GB)
Title: Improvements in ionic rectifying tubes
IPC: H01J17/54
Filed: 1936-05-25
Abstract: 454,841. Thermionic valves and valve circuits. NAAMLOOZE VENNOOTSCHAP PHILIPS' GLOEILAMPENFABRIEKEN, Emmasingel, Eindhoven, Holland. May 25, 1936, No. 14779. Convention date, May 27, 1935. [Classes 39 (i) and 40 (v)] In a gas and /or vapour filled rectifying tube the main activated cathode 6 is enclosed in a metal shield consisting of top and bottom plates 9, 10 and a spiral wall 11 to prevent direct sputtering on to the control electrodes 5, 4 ; outside the discharge opening in the shield is an auxiliary non-activated starting cathode 12, used to initiate the discharge at the same point in each half cycle, the discharge transferring thereafter to the main cathode 6. The anode 3 is directly opposite the openings 13, 14 in the control electrodes. The auxiliary and main cathodes may be in parallel and may with the shield be connected to one terminal ; the two control electrodes may receive control bias from different sources or the outer cylinder may act only as a screen between the anode and inner cylinder. As shown in Fig. 2, the two cathodes 27, 28 have supplies from independent secondary windings 23, 24. A resistance 29 being connected between the circuits to limit the emission current from the auxiliary cathode 28 and ensure transfer to the main cathode. The control electrodes and cathodes are biassed from a source 32.
Patent GB-202433-A (GB)
Title: Improvements in or relating to appliances for use in a table or like game
IPC: F41J5/18
Filed: 1922-05-26
Abstract: 202,433. Johnson, J. A. May 26, 1922. Targets. - A target for use in a game comprises a tubular casing b, Figs. 1 and 3, with or without a base, and having a bull'seye opening c through which projects a block j secured to a figure, such as a frog, Fig. 4, the figure being retained in the casing by a flexible spring f, which engages uilderneath the block and presses it against the upper part of the hole in the casing. The block, on being struck by a projectile, is displaced from the. hole and the figure is ejected from the casing. The spring may be passed through eyeletted holes d or slots g in the sides of the casing and its ends secured to hoops e.
Patent GB-940770-A (GB)
Title: Process for the production of a thiophene derivative
IPC: C07D417/14
Filed: 1962-04-17
Abstract: 2, 5 - Di - [benzoxazolyl - (21)] - thiophene of formula <FORM:0940770/C2/1> is prepared by heating a mixture of 1,4-di-[benzoxazolyl-(21)]-butane with sulphur. Preferably a substantial excess of sulphur over the theoretically required amount is used and the process is carried out at a temperature in the range 180-290 DEG C. The process may be carried out in the presence of an inert solvent.  The 1,4-di-[benzoxazolyl-(21)]-butane used as starting material may be prepared by heating two molecular proportions of o -aminophenol with one molecular proportion of adipic acid, if desired in the presence of a catalyst such as boric acid.
Patent GB-194601-A (GB)
Title: A machine for the softening or breaking down of the proof or stiffening in felt hats
IPC: A42C1/08
Filed: 1922-05-27
Abstract: 194,601. Vero, O. C. May 27, 1922. Softening.-After felt hats are blocked the stiffening is broken down by beaters in a revolving drum. A suitable apparatus comprises a casing 1 rotated by a pulley 5, and beaters 14 on a shaft 2 rotated, preferably in the opposite direction, by a pulley 18. The beaters may comprise cane rods passed through offset openings in a tube 15 fixed to the shaft 2, the canes being kept in position by rubber tubes 17. Rods 9 may be secured to the casing.
Patent GB-153886-A (GB)
Title: Dashboard arrangement for power driven vehicles
IPC: B62D29/02
Filed: 1920-06-02
Abstract: 153,886. Argus Motoren Ges. Nov. 13, 1919, [Convention date]. Dash-boards.-A dash-board has a central metal part 1, Figs. 1 and 2, with a sloping foot-plate 7 and a surrounding wooden frame 6 fitting in grooves 5 and shaped to fit the body of the car. In a modification, the vertical part 1, Fig. 5, of the dash is cut away and apertures 17 are provided at the base of the foot-plate 18 for the passage of hot-air for warming the driver.
Patent GB-593628-A (GB)
Title: Hose coupling
IPC: F16L33/24
Filed: 1945-06-13
Abstract: 593,628. Hose couplings. WEATHERHEAD CO. June 13, 1945, No. 15013. Convention date, June 27, 1944. [Class 99 (i)] A hose coupling comprises a nipple 1 with a bulbous enlargement 10 and flared end 4, a nut 2 having tapering internal threads 21 adapted to engage the' hose H, and another nut 3 adapted to engage the flared nipple-end and a member to which the hose is to be coupled. The nut 3 has a shaped surface 30 against which the tail portion 24 of the nut 2 is forced so as to be deformed to the shape shown in Fig. 4, i.e., until it is a sliding fit with the cylindrical part of the nipple. The coupling is assembled by screwing the nut 2 on the hose, the latter being deformed to fill the space between the nipple and the nut. A modification for joining two hoses has the nipple formed with a bulbous enlargement at each end and the nut 3 also formed with tapering threads. A. further modification has the two nuts integrally formed, the thin walled centre piece being then crimped inwards and severed so as to give two nuts similar to nut 2.
Patent GB-961130-A (GB)
Title: Shoulder grinding and spindle end adjustment mechanism
IPC: B24B47/04
Filed: 1963-04-17
Abstract: 961,130. Grinding. CINCINNATI MILLING MACHINE CO. April 17, 1963 [Sept. 26, 1962], No. 15027/63. Heading B3D. A shoulder grinding and spindle end adjustment mechanism for a grinding machine having a rotatable spindle 10 supported for limited axial movement in a wheelhead 14 comprises an axially movable housing 32, 34 having a thrust bearing 25, 26 supporting the spindle for axial movement with the housing, a yoke 50 which is mounted on pivots 56, 58 in the wheelhead and supports a lever 46 on a pivot 48 spaced from the pivots 56, 58, one end of the lever engaging the housing 32 and maintained in engagement therewith by bias means 42, 44, first and second stop means 60, 52 engaging the yoke and lever, respectively, and control means for independently shifting each stop means to move the housing against the force of the bias means. Shifting of the first stop means 60 initially adjusts the grinding wheel axially to compensate for grinding wheel wear in shoulder grinding operations and trueing of the side face of the wheel, while shifting of the second stop means 52 moves the grinding wheel axially for a shoulder grinding operation and returns the grinding wheel to the position determined by the stop means 60. The spindle is driven by a sheave 24 and supported for rotation in shoes 16, 18 located by pins 20 in a sleeve 22 secured to the wheelhead 14. The thrust bearings 25, 26 engage shoulders 28, 30 on the spindle 10 and are mounted in the housing 32, 34 which is slidable in the sleeve 22 and has a flange at one side engaged by the bias means in the form of a spring-urged plunger 40, and at the other side engaged by the lever 46. The pivot 48 for the lever is mounted in the yoke 50 which is mounted on pivots 56, 58 aligned with the point of contact between the lever 46 and second stop means 52. The yoke is engaged by the first stop means which is in the form of a plunger 60 in screw-threaded engagement with a sleeve 64 which is rotatable by a calibrated knob 62 to pivot the yoke about the pivots 56, 58 and consequently the lever 46 about its point of contact with the stop means 52 to axially adjust the spindle for compensating for wear or trueing of the grinding wheel side face, the lever and yoke both moving through the same angular distance. The second stop means comprises a cam 52 which is rotatably mounted in the wheelhead and connected to a collar 74 having a handle 70, whereby the cam can be rotated to and fro to rock the lever about its pivot 48 to axially move the spindle 10 and wheel 12 for a shoulder grinding operation. A cam 82 secured to the cam 52 cooperates with a gauge 78 to indicate the movement of the grinding wheel.
Patent GB-740277-A (GB)
Title: Tuberculostatic preparation
Inventor: JENSEN JORGEN ROED
IPC: A61K31/16
Filed: 1953-05-29
Abstract: A tuberculostatic preparation for parenteral injection comprises a solution of phenyl-4-amino-salicylate in a polyglycol ether having a molecular weight between 200 and 600, or a mixture of such ethers. An example is given.  Specification 669,061, [Group IV(b)], is referred to.
Patent GB-593845-A (GB)
Title: Coating compositions
IPC: C09D133/10
Filed: 1945-06-14
Abstract: Coating compositions for use as putty comprise 18-30 parts of a polymerized methacrylic acid ester of an aliphatic alcohol containing 3 or 4 carbon atoms (or an interpolymer derived from a mixture of such esters), and 82-70 parts of a filler comprising 70-35 per cent of colloidal china clay and 30-65 per cent of tale.  A volatile solvent vehicle is employed and preferably up to 9 parts of a plasticiser are substituted for equal parts of the ester or ester and filler.  The colloidal china clay used is such that almost all is below 10 microns in size and about 87 per cent is below 3 microns. Preferably, the solids content of the composition is between 75 and 90 per cent by weight.  In examples, putties are prepared from (1) n-butyl methacrylate polymer, colloidal china clay, tale, graphite, chrome yellow pigment, blown castor oil, xylol and petroleum naphtha, and (2) an interpolymer of n-butyl methacrylate and isobutyl methacrylate, colloidal china clay, tale, carbon black, titanium dioxide, a castor oil-modified glycerol sebacate resin, xylol and petroleum naphtha.  Other plasticisers specified are dibutyl, dihexyl, diheptyl, cyclohexyl and dioctyl phthalates, tributyl phosphate, dibutyl tartrate, methoxyethyl phthalate, ethyl p-toluene sulphonamide and triacetin.  The compositions are particularly useful for smoothing irregularities in metal and wood surfaces, particularly wing surfaces of aircraft and automobile bodies, and for cold moulding purposes.  The composition is of butter-like consistency and sets rapidly to give a smooth surface and has good adhesion to metal surfaces, particularly at low temperatures.
Patent GB-863121-A (GB)
Title: Improvements in or relating to image intensifiers
IPC: H01L31/14
Filed: 1957-05-13
Abstract: 863,121. Electroluminescence. PHILIPS ELECTRICAL INDUSTRIES Ltd. May 13, 1957 [May 16, 1956], No. 15115/57. Class 39(1). [Also in Group XXXVI] A solid-state image intensifier comprising associated electroluminescent and photosensitive elements is provided with non-photosensitive impedance elements, the elements of each group of electroluminescent and associated elements being so connected to each other and to a voltage source that each group constitutes a differential or bridge circuit with the electroluminescent element lying in the central branch. In the embodiment shown in Fig. 1, a transparent comb-shaped electrode 2, 3 is supported on a glass plate 1, the spaces between the electrode teeth 3 being filled with a black lacquer insulating layer 4 on which lies a similar transparent electrode 5, 6 the electrode structure being covered by a photosensitive layer 7 of, for example, copper or gallium activated cadmium sulphide, so that the portions of the layer 7, Fig. 2 overlying the electrodes 3 can react to light incident on the glass plate 1 whereas those portions overlying the lacquer 4 and electrodes 6 cannot so react and constitute the non photosensitive impedance elements. A further electrode layer formed of square auxiliary elements 10 of tin oxide relatively insulated with black lacquer 11 separates the photosensitive layer 7 from the electroluminescent layer 8 and the structure is completed by a transparent electrode 9. The glass plate 1 may be profiled by cylindrical lens surfaces 12 to concentrate the incident radiation on to the electrode teeth 3. The electroluminescent layer 8 may comprise copper or aluminium activated zinc sulphide in a urea formaldehyde binder. The equivalent electrical circuit is shown in Fig. 3 wherein the electroluminescent layer is represented by the capacity 31, the sensitive photosensitive portion by the capacity 32 and varying resistance 33 and the non- sensitive element by the capacity 34 and fixed resistance 35. In another embodiment an additional impedance layer with split electrodes 41, 42 is provided on the electrode 9 and is connected to give the equivalent circuit shown in Fig. 5. In a further embodiment the structure is so arranged that the various elements lie substantially in the same plane.
Patent GB-181701-A (GB)
Title: Improvements in or relating to devices for stretching textile material
IPC: D06C3/06
Filed: 1922-05-30
Abstract: 181,701. MaschinÞnfabrik Benninger Akt.-Ges. June 14, 1921, [Convention date]. Feeding webs.-In fabric-stretching devices of the kind in which a number of short rollers or bobbins having interengaging dogs and recesses are mounted on a curved shaft, alternate bobbins are supported by the shaft and the intermediate bobbins are floatingly held so as to reduce friction. As shown the curved shaft 1 carries bobbins 2, 3, 4 in driving engagement with each other by means of projections 10 and recesses 11. The bobbins 2 and 4 are mounted on ball bearings on the shaft 1 and the end bobbins 4 have also ball thrust bearings but the bobbins 3 have no direct bearing on the shaft 1, being supported wholly by the projections 10 and recesses 11. The bobbins may be driven by the fabric or the end bobbins may be positively driven.
Patent GB-245352-A (GB)
Title: Improvements in the manufacture of permanent emulsions
IPC: C09K23/00
Filed: 1925-06-11
Abstract: 245,352. Soc. of Chemical Industry in Basle. June 11, 1925. Addition to 200,036. Emulsions, making.-According to the parent Specification, emulsions of medicaments soluble in oil are made by dissolving the medicament in an oil which has been brought by partial halogenization to a specific gravity substantially equal to that of the emulsifying liquid which is subsequently added. According to the present invention, the medicament may be omitted or may be replaced by a substance, other than a medicament, mixible with oil, which substance is added to the halogenized oil so as to produce a mixture of the same specific gravity as the emulsifying liquid. Examples of the process are given.
Patent GB-238336-A (GB)
Title: Improvements in and relating to means for marking cloth or other material
IPC: D06H1/02
Filed: 1924-06-24
Abstract: 238,336. Speedy, A., and Spalding & Bros., Ltd., A. G. June 24, 1924. Ornamenting fabrics.-A device for printing or impressing letters, pictures, &c. in ink, dye, or other marking substances, upon cloth or other materials comprises a number of hollow needle points, conduits, or elongated conduit openings, arranged in relief according to the configuration desired and in communication with a reservoir containg ink &c., so that when the outer ends of the needle points &c. are pressed upon the surface of the material the marking liquid is delivered thereon. As shown in Fig. 2, a number of needle-like tubes 2 are arranged in holes in the base of an ink reservoir 1 and secured by a layer of solder 1<a> or by other means with their lower ends protruding a short distance, and with their upper ends preferably extending inwardly a sufficient distance to prevent sediment from clogging the ink passages. The delivery ends of the tubes 2 may be formed at right angles to their axes, or may be pointed, Fig. 3, in order to penetrate the material. The tubes 2 may be provided with fine wire or spring-pressed needles 3 which extend beyond the delivery orifice and are mounted upon a frame or cross-piece 4 adjustably secured upon the reservoir by screws 4a, or each needle may be mounted in an adjustable screw-threaded bush in the cross-piece. The needles 3 may be provided with small plates or balls which are normally held upon the inner ends of the tubes to form closing valves. In a modification of the device wherein the fine wire needles are dispensed with, the delivery tubes have a capillary bore. The device may be adapted for use as a hand stamp or in a machine press, and pressure means may be employed to supplement the gravity flow of ink. In another modification of the invention, the conduits and their delivery orifices are so shaped that a series of short dashes are produced instead of the dots produced by the tubular conduits. The device may be embodied in the form a number of separate units, each representing a letter or other character, so that they can be mounted in a composing stick or printing form. Each unit may have its own ink reservoir, or a common reservoir may be provided for the assembled series of units.
Patent GB-352638-A (GB)
Title: Improvements in and relating to steel pit props
IPC: E21D15/38
Filed: 1930-05-19
Abstract: 352,638. Pit props. DANIEL, J., Sycamore Villa, Blaenavon, Monmouthshire. May 19, 1930, No. 15265. [Class 20 (ii).] A mine prop is formed in three tubular parts, upper and lower tubular members a being held in adjusted positions by means of a central member b comprising two semi-cylindrical parts adapted to be expanded by a wedge c, engaging the opening between the parts. The wedge is provided with a thickened end c<2> to prevent its removal and with an aperture c<1> adapted to be engaged by a pivoted tool to release it. Conical sleeves b<1> may be employed on the central member to increase the frictional grip of the parts.
Patent GB-140286-A (GB)
Title: Improvements in air cooled cylinders and the like for internal combustion engines
IPC: F02F1/08
Filed: 1919-06-18
Abstract: 140,286. Bentley, W. O. June 18, 1919. Cylinders, cooling.-Pins B of good heat-conducting metal, as aluminium or copper, are inserted in the cylinder wall. The pins have collars B<4> which may touch each other; they may be pointed or have flat tapering ends.
Patent GB-355730-A (GB)
Title: Improvements in or relating to alternating current electric motors
IPC: G04C15/00
Filed: 1930-05-19
Abstract: 355,730. Lubricating bearings. HAMMOND CLOCK CO., 4115, East Ravenswood Avenue, Chicago, U.S.A.-(Assignees of Hammond, L. ; 1390, Scott Avenue, Winnetka, Illinois, U.S.A.) May 19, 1930, No. 15337. Convention date, May 20, 1929. [Class 12 (ii).] A synchronous motor, particularly for clock driving, has a rotor 54 carried in bearing plates 72 which have vertical capillary grooves 80 for lubricant and to which are attached oil reservoirs 78.
Patent GB-731326-A (GB)
Title: An improved arrangement of oil cooler in air cooled internal combustion engines
IPC: F01P11/08
Filed: 1953-06-04
Abstract: 731,326. Cooling cylinders ; oil cooler arrangements. PORSCHE, F., and. ALLGAIER WERKZEUGBAU GES. June 4, 1953 [July 5, 1952], No. 15401/53. Class 7(2). [Also in Group XXXIV] A suction entry 19, Fig. 1, to an axial or centrifugal blower 10, arranged between the blower and one end cylin. der 1 of a series of engine cylinders tc which the blower supplies cooling air, accommodates an oil cooler 20, preferably at its free end and extending over its entire inlet cross-section. As shown, the blower is a double one having impellers 17, 11 respectively drawing air through the entry 19 and through an entry between a dynamo 13 and the blower delivery volute 12. A camshaft 3 drives, via gearing 4, 5, the blower 10 and via gearing 4, 28, 29, Fig. 3, an oil pump 22 supplying the engine via a pipe 23, the cooler 20 and a pipe 26. The pipes 23, 26 extend in the entry 19 as shown.
Patent GB-529205-A (GB)
Title: Improvements in creeling arrangements for warping machines
IPC: D02H1/00
Filed: 1939-05-24
Abstract: 529,205. Creel arrangements. REINERS, W., (trading as SCHLAFHORST & CO., W.). May 24, 1939, No. 15447. Convention date, July 1, 1938. [Class 142 (iv)] [Also in Group XXXII] A warping machine creel has alongside it a carriage track 6 with a carriage 7 thereon and on the carriage a platform 15 for the operative, with a movable container 17 for fresh cops. Near the front and rear ends of the platform, there are sleeves 19 surrounding vertical screws fixed to the carriage 7. The sleeves support worm wheels 21 with screw-threaded bores engaging the screws. A shaft 23 has worms 24 thereon engaging the worm wheels 21 and also carries a toothed wheel 25 engaging a pinion 26 on the shaft of an electric motor 27, which can be started by pressing one or other of two buttons 28, one causing the motor to rotate for raising the platform, and the other causing the platform to be lowered. The carriage has two pairs of flanged wheels 8. The axle 9 of one of the pairs of wheels has thereon a worm wheel 10 engaged with a worm 11 on the shaft of an electromotor 12, which can be started by pressing a button. By pressing another button 14 the motor is stopped. The operative can thus travel from end to end of the creel frame, stopping wherever necessary and raising or lowering herself with the cops for replenishing the frame.
Patent GB-490133-A (GB)
Title: Improvements connected with electric water heaters
IPC: F24H1/20
Filed: 1937-01-16
Abstract: 490,133. Electrically - heated water tanks. SANTON, Ltd., and SANDERS, H. C. Jan. 16, 1937, No. 15546/38. Divided out of 489,224. Drawings to Specification. [Class 39 (iii)] In an electric water-heater fitted with boosting and simmering elements, as described in Specification 489,224, the boosting elements are adapted to be brought automatically into operation by the fall of the water level in the heater tank. A thermostatic switch may be employed to keep the circuit closed when the water temperature is below a predetermined value.
Patent GB-624807-A (GB)
Title: Use of boron oxide in producing quartz coatings in a vacuum
Filed: 1947-06-12
Abstract: 624,807. Vaporization coating. LIBBEYOWENS-FORD GLASS CO. June 12, 1947, No. 15546. Convention date, Nov. 15, 1946. [Class 93] [Also in Group XX] A surface is coated with quartz by heating the quartz in intimate contact with boron oxide in a high vacuum while supported by a heat radiating body so that the quartz is evaporated and deposited on the surface. The quartz and the powdered boron oxide or compounds which leave B 2 O 3  on heating, e.g. H 3 BO 3 , H 2 B 4 O 7 , HBF 4 , borotungstic acid, borax, or colemanite, may be mixed by tumbling and the coating fused to the quartz by a preliminary heating or just prior to the evaporation. The quartz and B 2 O 3  may be intimately mixed by other methods, e.g. by packing quartz tubes with a boron compound, and in one example a powdered mixture of calcium tetraborate and precipitated silica is used. The quartz thus treated is heated electrically within a tungsten coil 14 or a thoria crucible in a high vacuum, e.g. 10<SP>5</SP> mms., in a bell jar 40, and the quartz evaporates and is deposited on the desired surface 21, e.g. a mirror. A mirror may be formed on such an apparatus by first heating a coil surrounding silver so that a glass sheet is silvered then coating this surface by heating a second coil enclosing treated quartz. The invention provides an intimate heating of the quartz, which untreated is difficult to heat..
Patent GB-1004862-A (GB)
Title: Improvements in and relating to drafting and reference units
Inventor: GREENFIELD FREDERICK WALTER
IPC: A47B85/02
Filed: 1961-04-28
Abstract: 1,004,862. Tables. E. N. MASON & SONS Ltd. May 17, 1962 [April 28, 1961], No. 15557/61. Heading A4H. A drawing office table comprises a framework, a drawing board 27 mounted adjustably on one side of the framework and a reference table 5 angularly adjustable on the opposite side. The framework has two side members 1 and an upper structure 4 on which the table 5 is mounted comprising an upper board 6 with a rear bar 7 and ledge 7a, supported by upright 16 from a base of plywood 17 and bars 16a and having drawers 18 beneath. Rollers 23 on the table 5 move in grooves 22 to allow the table to be withdrawn from ledge 7a and tilted, ball catches 24 engaging holes 26. The table may be a receptacle for paper with access through hinged portion 13, and its interior may have means to impart curvature to said paper.