baber/WOPTO huggingface dataset:
Patent GB-404137-A (GB)
Title: Improvements relating to apparatus for applying lead sheaths to electric cables
IPC: B21C33/02
Filed: 1932-12-31
Abstract: 404,137. Squirting. BROWN, W., 89, Douglas Street, Glasgow. Dec. 31, 1932, No. 37016. [Class 83 (iv).] A supplementary pot 4 between the lead pot 1 and the receiver 3 of a hydraulic-ram operated cable-coating extrusion press has an overflow outlet 7 at the normal level of the metal in the pot to permit the discharge of excess lead with surface oxides. A ladle or other skimming device is associated with the pot 4. Heating means for the pot may be provided.
Patent GB-376329-A (GB)
Abstract: 376,329. Sparking-plugs. TRIGGS, W. W., 57, Lincoln's Inn Fields, London.- (A. C. Spark Plug Co. ; Flint, Michigan, U.S.A. March 30, 1931, No. 9630. [Class 7 (iv).] High-frequency oscillations are suppressed by the inclusion of a carbon or similar resistance 1 in the line of the central insulated electrode. Cement is injected in two stages with an interval for drying. The resistance itself may consist of cementitious material. A flanged plug 16 engaging loosely an internal thread in the insulation supports the outer end of the central conductor 4 and is welded thereto. The flanged upper end of the conductor 5 may be spring- pressed against the resistance. Quartz insulation may be used.
Patent GB-1015661-A (GB)
Title: Improvements relating to low-frequency vibrators
Inventor: ATTWELL BRIAN JUDD
IPC: B06B3/00
Filed: 1960-11-03
Abstract: 1,015,661. Hydraulic apparatus. FAIREY SURVEYS Ltd. Feb. 2, 1962 [Nov. 3, 1960], No. 37863/60. Heading F1P. A low-frequency vibrator for applying to a load a vibration of a frequency below 200 cycles per second comprises a double acting hydraulic jack system 12, Fig. 3 (not shown), which is coupled to an output member 26 and is controlled by an hydraulic servo valve 62 operated cyclically at a required low frequency by variablefrequency means to cause the jack system to apply a vibration at a corresponding frequency to the output member, a spring being disposed between the output member and a supporting member 10 for the load. The body 59 of the jack is mounted on a pair of channel members 60 extending between annular plates 22, 23 secured to a housing 11. The plate 22 has an upstanding cylinder 25 receiving a piston 26 which forms the output member, and is secured to a plate 10 constituting the supporting member, and is coupled to the plunger 55 of the jack. The plate 10 is urged upwardly by springs 30 which are supported at their lower ends on cups 48 mounted on the ends of internally-threaded members 42 engaged by screw spindles 32. The members 42 are prevented from rotating by bolts 46 engaging key ways 45 and are axially movable to vary the force applied by the springs to the plates by rotation of the spindles, which are coupled together by a chain drive 34 to rotate in unison. The adjusted position of the springs is shown by the position of a member 51 secured to a cup 48 against a scale. The springs are interchangeable with others of different strength to accommodate different loads, a separate scale being provided for each set of springs. The servo valve 62 controlling the jack 12 is supplied with fluid pressure from a pump 63, Fig. 5, (not shown) which draws fluid from a reservoir 64 and heat exchanger 65 and delivers it through a cut-out 67 to a pressure line 68 which is connected to the inlet 69 of the servovalve and has a pressure-release valve 72, accumulator 70 and pressure gauge 71. The slide 77 of the servo valve is reciprocated at the required frequency to cause the jack 12 to vibrate the plate 10 at the corresponding frequency by a solenoid 80, Fig. 6, (not shown), cyclically energised by a servo amplifier 81 receiving control and feed-back signals from a, c, pick-offs 82, 83. The pick-off 82 is operated by a crank mechanism 84 driven by a variable speed gear box 86 from an electric motor 85, and the pick-off 83 is operated by cranked arm 87 connected to the plunger of the jack. Frequency control is effected by adjustment of the gear box 86, and amplitude control is effected by adjustment of the control signal at the servo amplifier. In alternative embodiments, an electronic oscillator having a sine-wave output is connected directly to the solenoid 80, or the slide 77 of the servo valve is reciprocated by a variable speed electric motor coupled to the spindle by a crank and pinion.
Patent GB-523342-A (GB)
Title: Improvements in rear lights for road vehicles
IPC: B60Q1/30
Filed: 1938-12-31
Abstract: 523,342. Vehicle rear lights. DIETRICH, F. R. Dec. 31, 1938, No. 38000. [Class 75 (iv)] A number of windows 6, 7, 8, 9 at unequal distances, illuminated by reflection from a single source, at the back of a car are seen as units, in groups or as a whole according as the observer is close up to or away from the car.
Patent GB-961442-A (GB)
Title: Improvements in or relating to packed towers for the purpose of gas-liquid contacting
IPC: B01D3/20
Filed: 1960-11-04
Abstract: 961,442. Contacting gases with liquids. CARL-ZEISS-STIFTUNG, [trading as JENAER GLASWERK SCHOTT & GEN]. Nov. 4, 1960 [Jan. 20, 1960], No. 38018/60. Heading B1R. A device for use in a packed gas/liquid contact tower comprises a gutter 1, shaped to correspond to the cross-section of the tower, a funnel 4 collecting liquid flowing down the walls of the tower and discharging it into the gutter, and a centrally disposed pipe 3 connected to the gutter by conduits 2 whereby liquid from the gutter is returned to the centre of the tower. The device may be situated immediately below a grating 6 or the packing material 6 or can be bedded down into the packing material.
Patent GB-883078-A (GB)
Title: An improved device for feeding molten metal particularly in the continuous casting operations
IPC: B22D11/10
Filed: 1959-11-10
Abstract: 883,078. Continuous casting-machines. RHEINWERKE EISENWERKE GELSENKIRCHEN A.G. Nov. 10, 1959 [Nov. 11, 1958], No. 38129/59. Class 83 (1). A pouring device for a continuous casting apparatus comprises two movable troughs 5, 6, which are open to each other on one side and whose outlet edges are offset vertically so that the melt supplied to the first trough 5 passes therefrom to the second trough 6 whence it flows to the casting gap 3. The troughs may rotate in the same or opposite directions at the same or different speeds, and their outlet edges may have slag barriers which may be gapped.
Patent GB-1440889-A (GB)
Title: Tap incorporating ceramic disc valve structure
IPC: F16K11/074
Filed: 1974-08-31
Abstract: 1440889 Valves AMERICAN STANDARD Inc 31 Aug 1974 38147/74 Heading F2V A tap suitable to act as each of a pair of independently-actuated valves controlling the respective flows of hot and cold water to a common spout has an apertured ceramic disc UD held non-rotatably in the end of the body VB and an apertured ceramic disc LD held against the disc UD and rotated by a resilient spider SP fixed to the end of a rotatable valve stem ST and having each of its three legs received in a peripheral slot in the disc LD. The spider, which can be of phosphor bronze or stainless steel, has a non-circular tang TG on the end of the stem ST received in a complementary aperture, the end of the tang being upset. The stem and body VB may be made of metal, e.g. stainless steel or plastics. The two discs may be of a mouldable ceramic material, 99% of which is alumina. The fixed disc UD has three equi-angularly spaced circular apertures while the rotary disc has three equiangularly spaced apertures, the minor axes of which equal the diameter of the apertures in the disc UD. The body VB, the stem ST, the two discs UD and LD together with two silencing stainless steel screens SC1, SC2 form a cartridge which is held non-rotatably in a housing by a nut CN. In a modification the upper disc is connected to the stem for rotation, the lower disc being fixed.
Patent GB-1473907-A (GB)
Title: Double purpose occasional table
IPC: A47B1/04
Filed: 1975-09-29
Abstract: 1473907 Tables W GRIFFITHS 29 Sept 1975 [31 Aug 1974] 38171/74 Heading A4H A table comprises a first central fixed top portion 4 having hinged thereto four peripheral top portions 5 which are movable between positions substantially coplanar with the central portion 4 so as to form extensions thereof and substantially perpendicular depending positions, and a second central portion 2 vertically movable between a lowered position resting on portion 4 and a raised position spaced thereabove, portion 2 being mounted on the upper end of a vertically slidable column 3, the lower end of which is connected to portions 5 by pivoted links 6, so that, on raising portion 2, portions 5 are simultaneously raised.
Patent GB-777029-A (GB)
Title: Improvements in or relating to bag filling machines
IPC: B65B43/36
Filed: 1954-03-24
Abstract: 777,029. Opening bags. BARRACLOUGH, Ltd., R. W. and BARRACLOUGH, R. W. May 27, 1955 [May 24, 1954], No. 38317/56. Divided out of 775,100 [Group XVI]. Class 94(1). In a machine in which bags are conveyed to opening, filling and closing stations by holders arranged around the periphery of an intermittently rotatable table 10, the bag-opening mechanism comprises a pair of jaws 60 and 61 carried by slides 62 and 63 which are reciprocated in adjustable guides through linkage 54, 56, 57, operated by a cam-actuated rod 51. The jaw 60 is formed with a recess 82 communicating with a nipple 86 and the jaw 61 with a recess 83 communicating with nipples 87 and 89, the nipples 86, 87 being connected by valvecontrolled tubes (not shown) to a source of suction and the nipple 89 to a source of pressure air. A bag to be opened is moved between the jaws by its holder and positioned with its upper edge between the axes of the nipples. The rod 51 is then moved downwardly to cause the jaws to close and suction is applied to. the nipples 86, 87 to draw the walls of the bag into the recesses, thus providing a passage into the interior of the bag through which pressure air from the nipple 89 is admitted to inflate the bag. The supplies of pressure air and suction are then cut off and the rod 51 is finally moved upwardly to cause the jaws to open and release the bag so that it may be conveyed to the filling station. According to the Provisional Specification, the edges of the bag may be separated at the filling station by flaps forming an extension of a filling- nozzle which is lowered towards the bag. Specification 694,720 is referred to.
Patent GB-315188-A (GB)
Title: Improvements in and relating to means for securing railway rails to sleepers
IPC: E01B9/32
Filed: 1928-12-28
Abstract: 315,188. Schulte, K. Sept. 7, 1928, [Convention date]. Sleepers, securing rails to. - Clamping- plates, with spaced arms engaging the rail and sleeper and a lug engaging a sleeper hole as described in Specification 217,528, have a lug pressed out from the lower arm. The plates are rolled, pierced, and bent, the lug c, Fig. 4, being pressed out from the arm d so as to present a right-angle face to the edge of the aperture e. The lug c may remain connected to the arm d, Fig. 5, and a strengthening rib i may be provided.
Patent GB-327178-A (GB)
Title: Improvements relating to the continuous removal of ashes and dust from flues, smoke boxes, economisers, chimneys and the like
IPC: F23J3/06
Filed: 1928-12-29
Abstract: 327,178. King, H. J. H. Dec. 29, 1928. Pneumatic conveyers.-In apparatus for the removal of dust and ashes from flues, smokeboxes, chimneys, and other parts of furnace installations of the kind in which a reduced pressure is maintained above the surface of water in a receiver C with which conduits b, B, leading from the collecting-points a, communicate below the water level, means are provided for controlling the degree of vacuum in the receiver 0 by the water level therein and for regulating the water supply in accordance with the degree of vacuum. A float K, arranged in a chamber L communicating with the receiver C, is connected, through a lever J, with a valve H controlling the inlet to the pipe G leading to the exhauster F, and by a rod f, to a valve e arranged in the lower part of the receiver. The latter is supplied with water from a tank M through a pipe S which is fitted with a valve N operated by a piston P in a cylinder Q connected by a pipe R to the upper part of the receiver C. The piston P also actuates, through rods d, c, and lever T, a valve E disposed in the trap D which constitutes the outlet at the lower end of the receiver C. A modification is described in which the trap D is dispensed with and the receiver discharges into a settling tank from which the water is returned by a pump to the receiver. Fig. 2 shows the construction of the collecting ends of the circuits b, each of the latter being connected to a downwardly inclined pipe p fitted with a cock wand communicating with the actual collecting-point m by means of a bend n. In order that any ash, that may have accumulated in the bend n while the removal plant is out of action, may be readilv removed when the cock w is opened to apply the suction, the opening of the latter is utilized, through a rod u and sleeve t, to open apertures q provided at the lower end of the pipe p. In a further construction, intended particularly for use with horizontal boiler flues, the bend n and the collector m are replaced by an horizontal tube having, along its length, staggered series of slots, the tube being rotatable in a semi-cylindrical trough so that different slots may be opened as required.
Patent GB-342837-A (GB)
Title: Improvements relating to plates for direct or offset lithographic printing
IPC: B41N3/04
Filed: 1929-12-16
Abstract: 342,837. Printing-surfaces. ROTAPRINT AKT.-GES., 46, Reinickendorferstrasse, Berlin.-(Assignees of Berger, R.; 17, Schleswiger Ufer, Berlin.) Dec. 16, 1929, No. 38531. Convention date, Dec. 24, 1928. [Class 100 (ii).] Lithographic plates for direct or offset printing are roughened over a whole or part of their surfaces, to facilitate the adhesion of ink, light-sensitive layers, or other materials, by means of a member having a roughened working-surface, the roughening being effected at normal temperature. The plates are formed of a metal (not an alloy) such as aluminium or zinc, and the roughening is effected by stamping, pressing, or rolling. The plates, particularly the thin offset plates employed in office machines, may be roughened on both sides to facilitate the adhesion of the glue or size securing the paper or like backing, or a backing composed of celluloid, varnish, or the like.
Patent GB-351428-A (GB)
Title: Improvements in or relating to screw bolts
IPC: F16B31/06
Filed: 1929-12-16
Abstract: 351,428. Bolts. SIEMENS. SCHUCKERTWERKE AKT.-GES., Siemensstadt, Berlin. Dec. 16, 1929, No. 38566. Convention date, Dec. 19, 1928. Void [Published under Sect. 91 of the Acts]. [Class 89 (i).] To prevent overstraining of the thread of a bolt, particularly under fluctuating stress, the shank is bored so that the ratio of the residual cross-sectional area Fl, to the area of cross section at the thread root FK is about equal to or less than unity.
Patent GB-1133980-A (GB)
Title: Process for the manufacture of sheets of polyvinyl chloride, permeable to air, and sheets obtained by this process
IPC: C08J9/30
Filed: 1966-08-31
Abstract: 1,133,980. Air-permeable polyvinyl chloride sheets. PELTEX. 31 Aug., 1966 [13 Sept., 1965], No. 38752/66. Headings C3C and C3P. Polyvinyl chloride sheets, which are highly permeable to air, are prepared by combining a process of mechanical foaming of a plastisol comprising plasticized polyvinyl chloride before spreading it out in a thin layer and a process of foaming by internal gaseous release from a porophoric agent in the course of the gelling of the said thin layer, which may be brought about by heating. A stabilizing surface-active agent may also be added to the initial paste, which can be considered as containing from 4 to 9À8 parts by weight of a mixture of a plastisol and a surface-active agent and from 0À2 to 6 parts by weight of a mixture of a plastisol and a porophoric agent. Inert charges and colouring agents may also be added. Suitable plasticizers are dioctyl phthalate, butylbenzyl phthalate, dibutyl phthalate, dioctyl azelate, polymer plasticizers, epoxidized plasticizers and epoxidized soya bean oil. Azodicarbonamide and azobisformamide are suitable as porophoric agents with, as accelerators of decomposition, organo-tin salts, compounds of lead, or alkaline earth salts.
Patent GB-1201814-A (GB)
Title: Improvements in or relating to apparatus for converting mechanical rotation into electrical signals
IPC: H01H36/00
Filed: 1967-08-23
Abstract: 1,201,814. Magnetic switches. DRESSER INDUSTRIES Inc. 23 Aug., 1967 [6 Sept., 1966], No. 38799/67. Heading H1N. A depth indicator for monitoring the depth of geophysical bore holes has a shaft 1 driving discs 2, 9 which carry permanent magnets 7, 10 past sealed magnetic reed contact units. The disc 2 has limited angular movement due to a stop 6 and is mounted on a slip-clutch 3 which includes a thrust washer 4 and pressure spring 8. The disc 2 carries three magnets such as 7 spaced to operate an alternate one of two contact units (21, 22, not shown) in each extreme position. The disc 9 is firmly fixed to the shaft 1 and carries ten equispaced magnets 10 past its contact unit 12 during each revolution. The counting pulses at the contacts of unit 12 are passed to a circuit selected in dependance on which of contact units 21 is closed (Fig. 3, not shown).
Patent GB-1338717-A (GB)
Title: Telephone exchange systems
IPC: H04Q3/54
Filed: 1971-08-19
Abstract: 1338717 Automatic exchange systems SIEMENSAG 19 Aug 1971 [24 Aug 1970] 38888/71 Heading H4K In a sectionalized exchange in which each section includes first and second sets of cascaded switching states, substations can be connected to outgoing or incoming relay sets in their own or any other section via first and second set of cascaded switching stages in the same or different sections and the cascaded switching stages of each set are selected and set up by a control unit individual to the set. In the P.A.B.X. shown substations such as N1 and N2 in a first section G1 are connectable via switching stages A1 and B1 to a house connection set HU1 which can be coupled to a free register such as Reg 1 for the receipt of dial signals. In accordance with those dial signals a connection can be established (a) via switching stages A1, B1, E1, C1 and D1 to an outgoing connection set AU1 or to a tie line QU1, via stages A1, B1 house connection unit HU1 and stages D1, C1, E1, B1 and A1 to another substation of the section (b) via stages A1, B1, E1, C1, E2, B2, and A2 to a substation N3, N4 in the other section G1 or (c) via stages A1, B1, E1, C2 and D2 to an outgoing connection set AU2 in the other section. The connections between stages A1 and B1, A2 and B2, C1 and D1, C2 and D2 are selected and set up by corresponding path finding devices Wab1, Wab2, Wcd1 and Wcd2. The connections involving E1 and E2 are selected and set up by path finding devices WE1 and WE2. The devices Wab1 and WE1 are controlled by a control unit PT1, devices Wab2 and WE2 are controlled by a control unit PT2, devices Wcd1 and Wcd2 and the connection sets of the corresponding sections are controlled by corresponding control units PU1, and PU2, respectively. Two control units are intercoupled via data highways during a connection so that the two control units may co-operate as a single control unit.
Patent GB-389729-A (GB)
Abstract: 389,729. Pivoted-sliding sashes ; casements. TEHNIK, V., 4, Kostelecka Ul., Prostejov, Czecho-Slovakia. Aug. 15, 1932, No. 22874. [Class 20 (iii).] Relates to casement windows of the kind in which the window sections are hingedly connected with each other and are each rotatably mounted on hinges which are slidable in the fixed window-frame. According to the invention, the sections 3, 3, Fig. 3, are, approximately at the middle of their length, or height, pivoted at 5 to slide-pieces 7 so that, when opened, the sections project equally on both sides of the plane of the window-frame. In the form shown, the slide-pieces 7 are mounted on rollers 8 and are formed with teeth which engage with a pinion 9 mounted on the windowframe 1. As shown in Fig. 4, the hinge-pins 5 extend through longitudinal slots in the window-frame 1.
Patent GB-1406235-A (GB)
Title: Panels
IPC: E06B3/70
Filed: 1971-08-19
Abstract: 1406235 Door panel BENDIX HOME SYSTEMS (UK) Ltd 20 Nov 1972 [19 Aug 1971] 38995/71 Heading E1J [Also in Division B5] A panel (e.g. a door) comprises a peripheral frame 1 having two outer facing panels 2, 3 retained in respective recesses 4, 5 in the frame, the space between the panels being filled by an in situ foamed plastics, e.g. polyurethane, and the panels 2, 3 being so dimensioned as to permit some play towards and away from each other in the recesses before filling the space with foam. The plastics may be injected through an aperture in one panel which is later to be cut away to form e.g. a window in the door.
Patent GB-851608-A (GB)
Title: Servomotor control system
IPC: B23Q1/52
Filed: 1956-12-21
Abstract: 851,608. Hydraulic control systems. LIAAEN, N. J. Dec. 21, 1956, No. 39011/56. Class 69 (2). In a servomotor-control system wherein an hydraulically actuated piston 2 is supplied with pressure fluid under the control of a slide valve 23 which is actuated in dependence on manual or automatic control, the slide valve is also controlled from a piston 2 through a mechanical arrangement 6 ... 22 whereby any variation in the position of the piston after it has been set is automatically corrected. The mechanical arrangement comprises a rod 18 carrying a spring 22 between two bushes 20 slidably mounted on reduced portions 19 of rod 18. The rod 18 is pivoted to a lever 10 pivoted at 12 to an angularly adjustable block normally frictionally held stationary but capable of being moved by the piston 2 when its setting is varied by the valve 23. The lever 10 engages a grooved ring 7 at its lower end and this ring is connected to the piston 2. Normally, when the slide valve is manually or automatically adjusted, the rod 18 remains stationary, the spring 22 merely being compressed between the bushes 20. However, after the piston has been set any variation from its setting turns the lever 10 and adjusts the slide valve 23, thereby correcting the position of the piston. Alternatively, the pivot 12 may be on a rotatable disc either frictionally restricted in its movement or coupled to a piston in a cylinder filled with fluid and having valves controlled to restrict the movement of the disc. Specification 710,914 is referred to.
Patent GB-1026603-A (GB)
Title: Jig for lining ingot mould
Inventor: BAUER FERDINAND
IPC: B22D7/10
Filed: 1963-10-04
Abstract: 1,026,603. Coating and lining moulds and cores. FOSECO TRADING A.G. Aug. 18, 1964 [Oct. 4, 1963], No. 39108/63. Heading B3F. A jig for supporting slabs of a sectional liner in a mould prior to the wedging of the slabs comprises a carrier carrying a number of retractable arms, each arm having a stop which engages an edge of a respective slab within the mould, and a spring-biased support for urging the slab against the inner surface of the mould, links connecting the arms to the carrier, and actuating means for moving the links to extend or retract the arms, whereby the distances from the carrier of the respective stops and supports may be varied. Reference has been directed by the Comptroller to Specification 930,732.