baber/WOPTO huggingface dataset:
Patent GB-427765-A (GB)
Title: Braun tube
IPC: H01J29/50
Filed: 1933-09-29
Abstract: 427,765. Cathode-ray tubes. RADIOAKT.-GES. D. S. LOEWE, 10, Wiesenweg, Steglitz, and SCHLESINGER, K., 39, Friedrichstrasse, Friedrichshagen, both in Berlin. Sept. 29, 1933, No. 22182/34. Divided out of and addition to 426,138, under which a Specification was laid open to inspection under Sect. 91 of the Acts, April 3, 1934. Drawings to Specification. [Class 39 (i)] In the tube described in the parent Specification, the paths of the separate cathode rays between the cathodes and the preliminary anodes are surrounded by cylinders screening the rays from each other and from the high tension leads.
Patent GB-598032-A (GB)
Title: Improvements in or relating to electrically heated kettles
IPC: A47J27/21
Filed: 1945-08-29
Abstract: 598,032. Heating liquids by electricity. THORNTON, W. H. B. Aug. 29, 1945, No. 22257. [Class 39 (iii)] [Also in Group XXXVII] An electrically heated kettle comprises a heating element disposed in the base, a switch controlling the current supply to the element, and switch actuating mechanism including a movable component 24 upon which is mounted adjustable rolling means 26 for engagement with the supporting surface. The switch contacts are operated by a snap action tumbler 10 having ball and socket connection with a lever 15 pivoted on spindles 17 and 21, a pair of springs 22 extending between the latter and a rod 23. A link 29 connects the rod 21 to a pair of lever arms 24 pivoted on a spindle 25, and on the lower end of arms 24 is a roller 26 carried by a stud 27 adjustable in a slot 28. The weight of water in the kettle forces up the arms 24 and so closes the switch via the link 29. When the weight of water has fallen to a predetermined amount, the springs 22 move the lever 15 and its associated tumbler 10 to the open position shown in the Figure. A counter weight 33, whose position is adjustable on a bell crank 32, may be employed instead of or in addition to the springs 22. Specification 499,746, [Group XXXVII], is referred to.
Patent GB-1446389-A (GB)
Title: Driving unit for displacing the retention barrier of a water- slope system for inland navigation
IPC: E02C3/00
Filed: 1974-05-17
Abstract: 1446389 Water-slope system SOC GENERALE DE TECHNIQUES ET DET UDES and J AUBERT 17 May 1974 [1 June 1973] 22258/74 Heading E1H A driving unit 1 displaces retention barrier 8 in a channel of a water-slope system, the barrier retaining a wedge of water 20 capable of carrying barges to be transferred along the channel. The driving unit is a structure comprising two flat longitudial vertical frames 5 mounted on wheels 10 and displaceable along side walls 4 of the channel and a push-bar 7 pivotally connected to the structure carries the retention barrier. The longitudinal frames are rigidly connected together by two crossmembers 6a, 6b mounted on top of the frames.
Patent GB-505813-A (GB)
Title: Improvements in portable bridge structure
IPC: E01D15/127
Filed: 1938-07-26
Abstract: 505,813. Temporary bridge for use at cross-roads. YASSIN, I. B. July 26, 1938, No. 22271. [Classes 20 (i) and 107] A portable bridge structure, primarily intended for temporary use at cross-roads, comprises a number of sections 8 ... 11, each carried by a truck 16 whereby it can be wheeled into position, the sections when in position being secured together and the weight thereof being transferred from the trucks to the ground. The bridge shown spans a main road 1 and is of sufficient width to provide passage for two lines of traffic proceeding towards the branches of a secondary road 3. The end sections are carried by arched supports 15 and the inner sections by uprights 18, 19. In a modification, the bridge is formed of two sections and is so constructed that the two traffic lanes, one at each end, for ascending traffic extend beyond the lanes for descending traffic.
Patent GB-381991-A (GB)
Title: Improvements relating to the production of cellulose triacetate
IPC: C08B3/06
Filed: 1931-08-06
Abstract: Highly acetylated cellulose acetates are produced by a process involving the pretreatment of the cellulose with glacial acetic acid containing a small proportion (e.g. 0,3 per cent) of a catalyst such as sulphuric acid, the removal of a large proportion of the acetic acid and catalyst, and esterification (preferably at 0 DEG  C.) with an excess of acetic anhydride and a large proportion of a substance or mixture of substances having the property of not dissolving the cellulose acetate but of swelling it.  After removal of the esterifying bath, the product is substantially free from catalyst. An example is given in which benzene is the diluent used.  The products, consisting of cellulose triacetates, may be worked up with softening agents into films, threads, pressed articles, &c.
Patent GB-773370-A (GB)
Title: Improvements in or relating to devices for rendering x-ray images visible
IPC: G03B42/02
Filed: 1954-07-30
Abstract: 773,370. X-ray apparatus. PHILIPS ELECTRICAL INDUSTRIES, Ltd. July 30, 1954 [Aug. 4, 1953], No. 22318/54. Drawings to Specification. Class 98(1) An X-ray unit comprises a cylindrical housing containing the elements of an X- ray image amplifier which transmits the X-ray image on a reduced scale to a fluorescent screen, and a minor camera disposed on the same longitudinal axis as the amplifier and in the correct position to photograph the fluorescent screen, the diameter of the fluorescent screen being 2¢ to 5 times as great as the length of the film gate of the camera. By such an arrangement it is possible to make the external diameters of the amplifier and camera (in a direction radial to their longitudinal axes) approximately the same.
Patent GB-597843-A (GB)
Title: Improvements in or relating to the making of glass
IPC: C03B5/04
Filed: 1945-09-03
Abstract: 597,843. Glass-melting furnaces. SOC. ANON. DES MANUFACTURES DES GLACES ET PRODUITS CHIMIQUES DE ST.-GOBAIN, CHAUNY, & CIREY. Sept. 3, 1945, No. 22577. Convention date, May 5, 1944. Drawings to Specification. [Class 51 (ii)] [Also in Groups XI and XXIII] In the manufacture of glass the melting is effected in part by the passage of current between carbon electrodes immersed in the glass and in part by other heating means and the fining is effected by heat derived entirely from means other than from the passage of current between immersed electrodes. The melting may be effected in part by gas and the fining entirely by gas ; as alternatives to gas, electric radiators or electric currents induced in the glass may be used. Specifications 589,117 and 587,839, [Group XI], are referred to,
Patent GB-1516561-A (GB)
Title: Method of prolonging the service life of metallic bodies
IPC: C21D8/00
Filed: 1976-06-01
Abstract: 1516561 Heat-treating alloys BBC BROWN BOVERI & CO Ltd 1 June 1976 [3 June 1975] 22592/76 Heading C7A [Also in Division B3] The service life of a turbine blade &c. permanently elongated by mechanical and/or thermal stress but without superficial cracks is extended by subjecting the blade &c. to hot isostatic pressing. Permanent elongation is thereby reduced from Al to Cl, after which the blade may again be used. Further isostatic pressing may restore the blade after further service intervals t 2 , t 3 . Alloy blades of nickel, cobalt, ferritic steel and titanium alloy are specified which are subjected to pressures above 1000 bar at temperatures close to, but below, the temperatures above which grain growth occurs. In Example 1, a rejected blade is restored by subjecting it to isostatic pressures of 2000 bar for 2 hours at 1190‹C. Solution treatment for 2 hours at 1120‹C and air-cooling follows, then annealing for 24 hours at 845‹C and further air-cooling.
Patent GB-694374-A (GB)
Title: Improvements in or relating to precast concrete floors, ceilings and the like
IPC: E04B5/04
Filed: 1950-09-15
Abstract: 694,374. Floors, roofs; pavement lights. BATES, H. K., and BATES, R. H. Sept. 3, 1951 [Sept. 15, 1950], No. 22681/50. Classes 20(iii) and 20(iv) Floors, roofs, ceilings, &c. are formed by supporting a plurality of precast channel sectioned filler units, of a size suitable for easy handling, between precast and pretensioned concrete beams 50 which are supported on rolled steel joists 51 or on pad stones, or walls. The filler units, Fig. 15, are grooved at 62 to rest upon and become flush with the undersurface of the flanges 54 of the beams 50. Reinforcements are enclosed in ribs 61 and some units have end walls 63 to close the run. Precast slabs 66, Fig. 1, rest upon sound or heat insulating pads 65 on the side walls 60 of the units. Modified fillers, Figs. 25, 27, from which a ceiling may be suspended are of inverted channel form, the side walls resting upon the flanges 54 and the tops 67 forming the floor. The filler, Fig. 25, has one closed end and the filler, Fig. 27, is provided with glass tiles 70 to serve as a pavement or roof light. Timber fillets may be skew nailed to one edge of the slabs for the attachment of floorboards &c. and timber inserts 76, 74, along the top and/or bottom edges of distance pieces, Fig. 37, which are used in conjunction with the filler units are provided to secure flooring and/or plasterboard ceiling. The insert along the bottom edge of a distance piece, Fig. 39, extends round the bottom surfaces of the beams and eliminates the necessity for providing counter-battening for attaching the ceiling. Each distance piece is provided with a sunken membrane part which can be broken away to form passages for service pipes &c., the beams and filler units also being provided with apertures and recesses respectively for this purpose. Where the bending moment is reversed e.g. in cantilever structures, the soffit members, having their sides cut back at the ends, are filled in solid with concrete. In constructing floors which are supported over a dividing wall, the beams are bolted together at each end, the filler members being staggered to break joint over the supporting wall. When it is desired to erect a platform having no retaining walls at each end, the beams are bolted together throughout their length to prevent spreading.
Patent GB-467384-A (GB)
Title: Improvements in or relating to soles and heels for boots or shoes
IPC: A43C15/16
Filed: 1936-08-18
Abstract: 467,384. Soles and heels for boots and shoes. IRONS, W. H., and PADMORE & BARNES, Ltd. Aug. 18, 1936, No. 22780. [Classes 17 (ii) and 17 (iii)] Soles and heels 10 of leather, rubber, or other material have studs 11 of mouldable or deformable non-metallic material inserted in holes therein, the studs being formed with enlarged heads at one or at each end and secured directly in the holes by screwthreaded engagement of the shanks 12 of the studs with the walls of the holes. The holes may be initially correspondingly screwthreaded, or reliance may be placed upon the formation of a thread-like engagement between the parts when screwing the shank into position. The screwthreads on the shanks of the studs need not be complete helices. An adhesive may be employed to assist in the attachment of the studs and in sealing the holes against ingress of moisture. The studs may be initially long enough to project through one or both sides of the sole, and the projecting portion or the head of the stud may be moulded into any desired shape and may project from the surface or be flush therewith. The studs may be of leather, rubber synthetic compounds or other mouldable or deformable non-metallic material.
Patent GB-1112419-A (GB)
Title: Measurement and detection of low power a.c. signals
Inventor: CALLICK ERIC BRIAN BUTLER
IPC: H03D1/10
Filed: 1965-05-31
Abstract: 1,112,419. Capacitors. JOSEPH LUCAS (INDUSTRIES) Ltd. 31 May, 1965, No. 23032/65. Heading H1M. [Also in Division G1]  A capacitance unit for use in a measuring system (see Division G1) comprises a nylon core 111 carrying a number of annular electrode plates 112 . . . 115. In order to minimize the effects of stray capacitance the outer peripheral edges of the plates are at different distances from the core, and the inner edges are spaced from the core by distances which increase as the distance between the core and the outer edges decreases. Thus as shown, each plate forms a shield between the plates on opposite sides of it.
Patent GB-1204917-A (GB)
Title: Photographic printing plates
Inventor: SMITH FRANK EDWARD
IPC: G03F7/105
Filed: 1967-11-14
Abstract: 1,204,917. Photo-sensitive materials. ALGRAPHY Ltd. Nov.1, 1968 [Nov.14, 1967; May 15, 1968], Nos.51680/67 and 23037/68. Heading G2C. A photo-sensitive material comprises a support carrying a photo-sensitive layer and in that layer or in a sub or in overcoated layer a stabilized vat dye such as an indigosol dye which undergoes a colour change on exposure to light. Specified photosensitive layers are bicromated colloids, quinone diazides in novolak binders, nitroaldehydes, nitronaphthalene sulphonic acids and cinnamate esters of polyvinyl alcohol, starch, cellulose and epoxyresins. If the dye is in a layer other than the photo-sensitive layer it may be in a binder such as polyvinyl acetate, shellac or cellulose acetate phthalate. The material may be imagewise exposed to produce a dye image in the exposed areas and the unexposed areas removed to leave a printing plate. If a quinone diazide is used, the exposed areas are removed on alkaline development. A sensitizer such as a ketone, a nitro compound, an anthraquinone, an anthrone or a thiazoline may be added to the photo-polymerisable layer. An additional dye or pigment may be added to the vat dye layer to improve the contrast of the image with respect to its background.
Patent GB-155636-A (GB)
Title: Improvements in and relating to variable velocity ratio gearing for motor vehicles and the like
IPC: F16H15/46
Filed: 1919-09-19
Abstract: 155,636. Rubury, J. M. Sept. 19, 1919. Variable-speed and reversing friction gearing for motor-vehicles &c. comprises an element with one or more gear surfaces and an element with two or more gear surfaces and means for selectively operating the whole. A driving-wheel b has gear surfaces b', b<2>. A driven wheel e has like surfaces e', e<2>, e<3>. Fig. 1 shows the parts in position for a solid drive. Two reduced speeds and reversed driving are, effected in the configurations shown in Figs. 8, 7, and 5, respectively. In changing speed, the wheel e is slid back axially on its shaft c, then swung angularly about a pivot, then allowed to move axially into engagement under the thrust of a spring c<3>, Fig. 1. The axial and angular movements are effected by a pedal f and hand-lever g respectively. The gear is locked in proper position by a detent i<5> engaging notches i<1> - - i<4> in a fixed quadrant i.
Patent GB-1457864-A (GB)
Title: Method and device for packaging and presentation of knitted or hosiery articles such as stockings or tights
IPC: B65D77/06
Filed: 1974-05-23
Abstract: 1457864 Package DIM ROSY 23 May 1974 [8 June 1973] 23184/74 Heading B8C A package comprises stockings or tights held in a pouch 18 having a neck portion 16 which is of the same material as that of the stockings and which projects through an opening 14 in a box 10.
Patent GB-222874-A (GB)
Title: Improvements in valves for pneumatic player mechanisms for musical instruments
Filed: 1923-11-01
Abstract: 222,874. Brown, T. P. Sept. 5, 1923, [Convention date']: Closure members, simple lift.-In a pneumatic actionunit for automatic musical instruments, the valve 34 carries a star-shaped guide 35 which holds a leather cover 36 against a smaller washer 37, the outer edge of the cover beyond the washer only being glued to the valve body, and the unsecured portion only of the cover contacting with the valve-seat 33. Such a valve is particularly intended to operate with the suction-producing means described in Specification 221,464, [Class 88 (i), Musical instruments, Automatic], which enable a high degree of suction to be maintained.
Patent GB-330180-A (GB)
Title: Improvements in the manufacture of re-seal closure devices for bottles and the like containers
IPC: B65D41/04
Filed: 1929-07-29
Abstract: 330,180. Wellcome Foundation, Ltd., and Luget, S. F. July 29, 1929. Cap-stoppers, bayonetjoint.-The cover of a jar &c. having internal projections is locked in place with an internal gasket compressed on the rim of the vessel, by a ring, in the usual way. The internal projections are accommodated in lateral extensions D of bayonet slots C when the locking ring is in position. When the ring is removed the cover can be used again by turning the projections into engagement with the slots C.
Patent GB-908406-A (GB)
Title: Improvements in methods of manufacturing glass
IPC: C03B3/00
Filed: 1960-07-04
Abstract: 908,406. Drawing quartz or silica glass tubes and rods. PHILIPS ELECTRICAL INDUSTRIES Ltd. July 4, 1960 [July 7, 1959], No. 23282/60. Class 56. The molten quartz or silica glass is heated by a burner above the surface of the melt to which fresh material is supplied, the molten quartz or silica glass being withdrawn from an aperture at the base of the furnace through a funnel extending upwardly therefrom to the vicinity of the surface. In the apparatus shown, the material 2 in a furnace 1 surrounded by an insulating layer 17 is heated by the flame from a burner 21 directed on to the surface of the material. Combustion products emerge through an aperture 20. Rod or tube is drawn through a molybdenum cone 4 having a mandrel 5 and surrounded by a tungsten heating coil 7 and  casing 9. Inert gas is fed to the casing and, when a tube is being drawn in the direction of the arrow 10, to the inside of it, through the tube 11. Fresh material is fed periodically through the aperture 20 using the device shown in Fig. 3, comprising a water cooled tray 37 having partitions 38 in parallel or rectangular formation to separate the particles of the material placed in the tray. A slidable watercooled cover is moved into position and the whole assembly inverted before being inserted through the aperture 20. The cover 40 is then moved aside to deposit the fresh material in the furnace.
Patent GB-1073297-A (GB)
Title: Permanent magnet focused klystron
Inventor: CARYOTAKIS GEORGE
IPC: H01J23/087
Filed: 1964-06-04
Abstract: 1,073,297. Klystrons. VARIAN ASSOCIATES. June, 4, 1964 [June 14, 1963], No. 23301/64. Heading H1D. A klystron has a radiofrequency interaction section 66 which comprises a plurality of plates of magnetic material 71-81 disposed along and transversely to the beam axis, each plate having a drift tube section for passage of the beam with resonant cavities being defined between adjacent pairs of plates, and a plurality of permanent magnets 131-140 disposed alternately with the plates along the beam axis to provide axial magnetic fields of alternate polarity between the plates. The resonant cavities 29-33 may be formed between the plates of successive pairs of plates and adjacent plates between which a cavity is not defined are electrically connected together by a cylindrical, non-magnetic member 13-17. The chambers 102-107 thus formed between each resonator have a coolant flowing therethrough, the chambers being serially connected by conduits. Tuning of each cavity is by plunger.
Patent GB-1193832-A (GB)
Title: Improvements in or relating to devices for making Wrapped Connections
Inventor: SILINS ALEKSANDRS
IPC: H01R43/033
Filed: 1967-05-19
Abstract: 1,193,832. Making wrapped electrical connections. GENERAL ELECTRIC & ENGLISH ELECTRIC COMPANIES Ltd. 17 May, 1968 [19 May, 1967], No. 23316/67. Headings B3A and B3E. A device for making wrapped electrical connections has means 26 for splitting or otherwise longitudinally severing the insulation on the wire so that the connection is made between bare metal of the wire and the terminal. The tool 1 of the device includes a bit 10 having an axially eccentric hole 12, which fits over terminals 5. Wire is supplied from a reel 4 through a tube 27 which communicates with a slot 18 in the bit 10 via an axially concentric hole 19. The bit is rotatable within a sleeve 11 and its front end face 24 has the form of one turn of a helix of a pitch approximating to the diameter of the insulated wire. At the transition between the groove 18 and the helical face 24 is formed the projection 26 for slitting the insulation of the wire and keeping the slit insulation apart as the exposed wire is wrapped on to a terminal 5. In operation the wired tool is applied to a terminal, which enters the hole 12, and the sleeve 11 is pressed down on the board 6. The protruding wire is positioned in a notch (22) at the end of the sleeve, Fig. 5 (not shown) the notches being in predetermined rotational relation with the groove 18. The terminals 5 are preferably of square or rectangular cross-section to produce high contact pressure between the bared wire and the terminal. As the tool is moved between terminals, wire is drawn through it, but it is not drawn over the projection 26 so the insulation is not severed.
Patent GB-185412-A (GB)
Title: Improvements in or relating to electric lamps with enclosed arc discharge
IPC: H01J61/98
Filed: 1922-08-28
Abstract: 185,412. Wade, H., (Naamlooze Vennootschap Philips' Gloeilampenfabrieken). Aug. 28, 1922. Arc lamps.-In a lamp containing a rare or inert gas or mixture of gases and having tungsten or other refractory electrodes, one of the electrodes or both in conjunction form a " black body," i.e. a hollow body having an aperture through which radiation passes from the incandescent interior. The body may be so shaped that radiation is emitted in a particular direction. The electrode 7, Fig. 4, consists of a tube closed at one end, fitted into one end of an open tube 8 the opposite end of which forms the light-source. In modifications, one electrode may be in the form of a cone or a tube closed at one end, the second electrode being a small compact body disposed within the first. In another modification, a small compact electrode is disposed behind the closed end of a tubular electrode.
Patent GB-721063-A (GB)
Title: Improvements relating to fluid flow control valves
Inventor: BOUNDY JAMES REILLY
IPC: G05D7/01
Filed: 1952-09-17
Abstract: 721,063. Fluid-pressure servomotor-control systems. EVERSHED & VIGNOLES, Ltd. Sept. 7, 1953 [Sept. 17, 1952], No. 23358/52. Class 135. In a relay for controlling a process valve 2, a blade 16 regulating the escape of compressed air from a nozzle 15 is,controlled electrically and also in accordance with the position of the valve 2, this latter control acting through the spring- loading 40 of the blade, and an additional small amount of feed-back which acts rapidly as compared with that derived from the position of valve 2 is also applied to the blade; and the back pressure set up by the blade acts through a relay valve to regulate the pressure of air supplied to the motor 9 controlling the valve 2. A coil 37 carried by the hinged blade 16 and cooperating with a pot magnet 38 is supplied with an electrical signal to set the position of the blade, the latter controlling the escape to atmosphere of compressed air flowing from a supply 12 past a restriction 14. The back pressure set up by the blade is applied to a diaphragm 57 which acts through a cantilever spring 56 on an additional blade loading spring 55 to provide the auxiliary feed-back. The nozzle back pressure also acts on a diaphragm 21 to actuate co-operating exhaust and inlet valves 22, 25 respectively, which regulate the pressure in the control chamber of motor 9. One end of spring 40 is connected to the hinge pin 35 of blade 16 and the other end, to a hinge pin 43 co-axial with the pin 35. An arm 42 carried by the latter pin is connected through a lever 49 with the stem of valve 2. Specification 704,885, [Group XXXV], is referred to.