baber/WOPTO huggingface dataset:
Patent GB-690756-A (GB)
Title: Improvements in or relating to an electron valve having a luminescent screen
IPC: C09J7/21
Filed: 1950-09-07
Abstract: 690,756. Electron beam apparatus; thermionic valves. SIEMENS & HALSKE AKT.-GES. Sept. 7, 1950 [Sept. 9, 1949; Feb. 6, 1950], No. 22115/50. Class 39(i). An electron valve, for example a tuning indicator valve, comprises a luminescent screen of narrow elongated form which provides a luminous column, an electrode system for varying the length of a column, and an amplifier electrode system in addition. The whole length of the cathode 9 may be employed for each electrode system, the emission from one side of the cathode passing through a triangular aperture in a control diaphragm 11 to the luminescent screen 10 and the emission from the other side being used with a pentode electrode system which preferably has a variable mu characteristic and may be used for high-frequency, intermediate frequency, or low frequency amplification. The control electrode 15 of the pentode may be arranged to have a controlling effect on the total emission from the cathode so that the luminous intensity of the screen 10 increases with increasing signal. The luminous screen may be a thin layer of such small thickness that no charging takes place; the support is preferably provided with a conductive coating which may be thin enough to be transparent. The support may be a glass rod provided with a groove in which the luminescent material is deposited.
Patent GB-1076674-A (GB)
Title: Apparatus for pumping of fish
IPC: B65G53/30
Filed: 1965-05-25
Abstract: 1,076,674. Fishing vessels. MARINE CONSTRUCTION & DESIGN CO. May 25, 1965 [Sept. 8, 1964], No. 22118/65. Heading B7A. [Also in Division F1] Fish are pumped from a net into the fishing vessel by a pump 18 (see Division F1) which is lowered into the net and has a discharge pipe 20 extending to a de-watering plant 42 on the vessel. The pump is manoevred by a boom 26 and line 36. The pump is actuated hydraulically by a pump unit 62 on the vessel.
Patent GB-632368-A (GB)
Title: Improvements in or relating to double-acting stamps or drop hammers
IPC: B21J7/24
Filed: 1946-07-25
Abstract: 632,368. Fluid-pressure hammers. MASSEY, Ltd., B. & S., and PICKWORTH, P. C. N. July 25, 1946, No. 22132. [Classes 122(ii) and 122(iii)] In a double acting steam or air operated drop hammer having an arrangement of valves 14, 15 for enabling the steam or air to be used expansively, the valve 14 is hand operated and the valve 15 is operated automatically by the tup 12 through linkage. The tup 12 has has a piston head 11 operating in a cylinder 10 supplied with fluid through ducts 34, 40 from a valve chest 13 having cylinders 16, 17 containing the piston valves 14, 15, and connected to a supply pipe 22 and an exhaust pipe 30. The valve 15 effects cut-off and expansion on the down stroke of the tup 12 and cut-off and cushioning on the up stroke. Holes 15f in the lower wall of the piston valve 15 permit a small flow of fluid to the under side of the piston 11 to maintain it in the raised position and holes 15e in the upper wall permit the escape to exhaust of steam trapped above the piston 11 when exhaust ports 27 are closed by the valve 15, thereby cushioning the piston 11.
Patent GB-500632-A (GB)
Title: Improvements in and connected with bolts
IPC: F16B5/06
Filed: 1937-08-12
Abstract: 500,632. Bolts. HAWKINS, H. Aug. 12, 1937, No. 22200. [Class 89 (i)] Relates to bolts provided with abutment members normally contained within the width of the bolt these members being projected after passing the bolt through the work and thus preventing its retraction. The abutment member 13 located in a slot in the bolt is provided with an L-shaped slot 18 in which works a pin 19 carried by the bolt. The abutment is extended by pushing in the shaft 11 connected to the abutment through the link 22. In the operative position strain is removed from the operating, mechanism by the top of the abutment bearing on the end wall of the slot. In a modification, a pair of abutments 31 are provided. These members are separated by the wedge extension 35 provided on the bolt and are provided with shoulders which bear on complementary shoulders on the bolt when the device is in its operative position.
Patent GB-407252-A (GB)
Title: Improvements in cleaning or clearing apparatus for drawing mechanism for textile machinery
IPC: D01H5/64
Filed: 1933-08-08
Abstract: 407,252. Clearing -arrangements in drawing-apparatus for fibrous materials. CASABLANCAS, F., 166, Calle de Fernando Casablancas, Sabadell, Barcelona, Spain. Aug. 8, 1933, No. 22201. Convention date, Aug. 10, 1932. [Class 120 (ii).] In drawing- mechanism for textile machinery having endless belts, apparatus for clearing the upper belt 3, consists of a plush cylinder 12 preferably adjustable, and of relatively large diameter, which rests solely on the upper-drawing cylinder 7, to get motion therefrom by contact, and presses lightly against the surface of the upper belt 3, without resting thereon, the plush cylinder 12 clearing the belt owing to difference of its speed over that of the belt. The plush cylinder may have necks between its ends engaged by U- pieces 16, which are adjustable by screw mechanism 17, or the ends only may carry journals, adjustable by screw mechanism, the journals moving in slotted bearings.
Patent GB-1211110-A (GB)
Title: Improvements in trays for filing cabinets
Inventor: ROSS HARRY HERMAN
IPC: B65D21/02
Filed: 1968-05-10
Abstract: 1,211,110. Drawers. P.C.A. DATA PROCESSING ACCESSORIES Ltd. 13 March, 1969 [10 May, 1968], No. 22201/68. Heading A4B. [Also in Division B8] A tray for filing cards and made of sheet metal comprises a base and a pair of opposite sides made from a single blank and folded to U-form and has separate ends spot-welded to the U-form portion each end piece having a formation which facilitates stacking. The stacking formation comprises flanges 15, 16 and includes a further flange 18 forming a hand grip, a similar flange 21 at the bottom of each end piece may be provided the flanges 18, 21 being used to retain an index card. When fitted in a filing cabinet the trays may be drawn out from either end. The trays may be stove enamelled.
Patent GB-932034-A (GB)
Title: Improvements relating to aircraft altimeters
IPC: G01L19/08
Filed: 1960-06-24
Abstract: 932,034. Indicating-apparatus. CENTRAL AFRICAN AIRWAYS CORPORATION. June 24, 1960 [June 24, 1959], No. 22290/60. Class 106 (4). An aircraft altimeter has three pointers 5, 3, 4 driven at different relative speeds over a dial 1  in response to altitude changes, the pointer 5 being defined as an aperture in a disc 2 otherwise masking that part of the dial 1 which is traversed by the aperture 5, and the dial part having at least one area R of a different colour from the rest of the dial and so arranged as to be exposed through the aperture 5 whenever the latter points to a graduation corresponding to a selected altitude. As shown, the pointers 5, 3, 4 indicate ten-thousands, thousands and hundreds of feet respectively; the dial 1 is black with the areas R, R1 coloured orange-red and the area G green with a black line Gb; the disc 2 has a further indicating aperture 13 and other apertures to preserve rotational balance. The coloured areas R, G, R1 may be carried by a disc rotatable relative to the dial to enable the selected altitude to be adjusted.
Patent GB-381650-A (GB)
Title: Improvements in and relating to wooden and like mosaic work
IPC: E04F15/04
Filed: 1931-08-07
Abstract: 381,650. Mosaics ; wood-block flooring. FRANCHI, V., 5, Drayton Park, Holloway Road, London. Aug. 7, 1931, No. 22381. [Classes 20 (iv) and 87 (i).] Panels for wooden and like mosaic work consist of a base a of plywood to which are secured by cold waterproof glue a number of small wooden parts b, which are spaced apart to the desired pattern and are grooved on the underside. The panels are secured by nails d, and the interstices then filled with magnesite cement or plastic wood composition e.
Patent GB-500128-A (GB)
Title: Improvements in or relating to the production of artificial filaments, yarns and threads
IPC: D01D5/20
Filed: 1937-08-14
Abstract: 500,128. Artificial filaments. BRITISH CELANESE, Ltd. Aug. 14, 1937, No. 22407. Convention date, Aug. 14, 1936. Addition tu 499,965 and 499,966. [Class 2 (ii)] In the method of producing artificial filaments of varying denier according to the parent Specifications the abrupt change in the length of the path of the filaments between the point of extrusion in the spinning cabinet 1 and the drawing means 3 is effected by means of a fluid pressure operated motor. In the apparatus shown the movable filament guides 7 are reciprocated by a compressed air motor 37 so as alternately to lengthen the path of the filaments at a steady rate and to produce an abrupt decrease in the length of the path. The supply of compressed air to the motor is controlled by a valve 34 operated by a multilift cam 25 which is driven through speed reducing mechanism from the feed roll 3. The cam may be so contoured as to produce regular or irregular changes in denier. The guides 7 are mounted on rods 8 vertically reciprocating in bearings 9 and connected by rods 12 to a cranked shaft 13 driven from the motor 37.
Patent GB-773450-A (GB)
Title: A support for typewriters or typewriting machines
IPC: B41J29/06
Filed: 1955-08-04
Abstract: 773,450. Typewriters. OLYMPIA WERKE AKT.-GES. Aug. 4, 1955 [Sept. 18, 1954], No. 22449/55. Class 100(4) A typewriter has a support formed by a detachable U-shaped member 4 of sheet metal, or of a casting, which has parts 4b that extend beyond the side walls of the typewriter frame. The support includes sponge rubber plates 5 and prevents tilting of the typewriter when a long platen is in use. It may also be used with poweroperated typewriters to prevent tilting or movement resulting from a carriage return operation.
Patent GB-1474598-A (GB)
Title: Excavator
IPC: E21D9/10
Filed: 1974-05-20
Abstract: 1474598 Ripper excavators KOMATSU SEISAKUSHO KK 20 May 1974 [25 June 1973 27 June 1973 29 June 1973] 22465/74 Heading E1F An excavator comprises a mobile unit 1 having a horizontally and vertically swingable boom 6 mounted at its proximal end on the forward portion of said unit, an excavating member 16 mounted on means 15 coupled to the distal end of the boom in a manner allowing tilting of the member 16 about a horizontal axis to thereby produce an upwardly directed excavating force at the distal end of the excavating member 16 so that the member 16 can excavate both the forward face and the roof of a tunnel being excavated by the excavator, means mounted on or from said mobile unit for removing to the rear of the unit material excavated by the member 16, and means for carrying the means 15 on the boom 6 to allow of relative movement of said member 16 with respect to the boom in addition to tilting of the excavating member. The second means may comprise a boom structure 9 that is either telescopically or rotatably mounted within the boom 6.
Patent GB-188815-A (GB)
Title: Improvements in apparatus for transforming the crystal structure of wires, filaments and the like
IPC: C22F1/16
Filed: 1921-08-25
Abstract: 188,815. General Electric Co., Ltd., (Patent-Treuhand-Ges. f³r Elektrische Gluhlampen). Aug. 25, 1921. Modifying physical characters of metals.- In means for modifying the crystal structure of wires, filaments &c. of refractory materials, such as tungsten, by progressive heating at a high temperature by passage of electric current, the contacts between which the wires &c. are passed are formed of refractory material, such as tungsten or molybdenum. which do not need to be cooled. As shown in Fig. 1, the contacts may comprise two pieces of refractory material 11, 12, one of which may be tungsten, and the other of heat insulating material such as thorium oxide, slidably engaging the wire 15, under the influence of springs 13, 14. When the wire is drawn in a horizontal direction the contacts are arranged one above the other, the upper one being weighted so as to press the wire against the lower one. The weight 18, Fig. 4, may be adjustable on a pivoted arm carrying the upper contact 11. The contacts may be of knife-edge shape so as to promote additional heating at the point of contact with the wire or this additional heating at the point of contact may be produced by using as one of the contacts at the feed side a wire or band 12, Fig. 5, disposed transversely of the wire 15 under treatment and passing a current through the wire or band 12.
Patent GB-773896-A (GB)
Title: Improvements in or relating to means for moving or conveying aircraft to and from a stored or parked position
Inventor: BURROWS ARTHUR THOMAS CHARLES
IPC: B64F1/24
Filed: 1954-08-04
Abstract: 773,896. Aircraft runways. KING, Ltd., G. W. Aug. 3, 1955 [Aug. 4, 1954], No. 22660/54. Class 4. Means for moving aircraft comprises a carrier adapted to accommodate the landing wheels and normally housed in a pit in a runway with its upper surface substantially flush with the runway surface, a plurality of lifting devices being located in the pit to raise or lower the carrier from or into its normal position, so that when the carrier is raised it is brought into a position wherefrom it may be traversed across the runway surface. In Fig. 2, the carrier comprises three bogie elements 14, 15 and 16, the former carrying the nose wheel, and the two latter the main undercarriage, the bogies being-interconnected by beams 17. Each bogie has rollers 18 adapted to run on trackways 22, 23 from the runway to a parking position or vice versa. Flaps 19 and 20 may be pivotally raised to act as chocks for the main wheels. As in Fig. 5, a platform 13 having tracks 24 is disposed beneath each bogie in its pit, and may be raised or lowered by hydraulic jacks 21. When an aircraft taxies onto the bogies, its wheels contact the flaps 19, whereupon the flaps 20 are automatically raised, and if necessary moved forwardly. The jacks 21 are operated to raise the platforms 13 and the bogies, so that the latter project above the runway and each platform surface becomes flush with the runway, the tracks 24 registering with tracks 22 or 23. A rope drive 25 running on pulleys 26 is then operated to move the bogies and aircraft laterally, preferably on an arcuate track so that the final position of the aircraft axis is at 45 degrees to the runways. The rope drive is enclosed in a channel beneath the runway, having a slot to allow connection between the drive and bogies. Two sets of bogies may operate from a single pit and platform, one working to and from each side of the runway.
Patent GB-1348821-A (GB)
Title: Support structure for use in outside walls of buildings
IPC: E06B3/267
Filed: 1971-04-19
Abstract: 1348821 Heat insulating framing members; metal building frameworks E NIPP 19 April 1971 [6 March 1970 27 July 1970] 22678/71 Headings E1J E1K E1R and E1W Relatively hard resilient plastics integral members 6 are used in strip form as a heat insulating connecting device to or between metal or steel load bearing structural members 1, 2. The connecting members 6 are resiliently clipped to the structural members and then cavities in the connecting members are filled with a settable material e.g. expanded polyurethane. When the filler material 9 has set a permanent load bearing, heat insulating joint has been formed. The structural members may comprise box girders and may be load bearing steel beams or columns. A steel beam or column may be similarly connected to metal cladding panels on the outside of a building or metal framework. The joint may be used as part of a composite window frame.
Patent GB-754396-A (GB)
Title: Improved method for manufacturing semi-circular shells from slabs of mineral wool
IPC: B27B19/00
Filed: 1954-08-05
Abstract: 754,396. Sawing AKTIEBOLAGET STATENS SKOGSINDUSTRIER. Aug. 5, 1954 [Aug. 10, 1953; May 3, 1954]. No, 22736/54. Class 145 [Also in Group VIII] Thick-walled half-tubes are cut from blocks of mineral wool by feeding the block towards and past at least two saws or knives which are in the form of continuously-rotated cylindrical blades 12 or arcuately-reciprocated bent blades 20, the axes of the blades lying along a surface of the block and the blades being supported so that they have free arcs corresponding to the desired length of semicircular cut; the radial distance apart of the blades corresponds to the required thickness of the half-tubes and two machines having blades of different radii may be placed directly behind one another or two or more concentric blades may be provided to cut one or more half-tubes in a single operation. As shown in Fig. 2, the cylindrical blade 12 is held against a motordriven rubber-covered roller 5 by a roller 7 on an arm 8 pivoted at 11 and is additionally supported radially and axially by flanged rollers 18 carriel by bars 16 which are angularly and axially adjustable in blocks 13. The blade 12 may alternatively have holes for engagement with a toothed driving roller. As shown in Fig. 3, the bent blade 20 is attached to an arcuate slide 22 which is supported by members 23 and has a pin 24 engaging a slot in a reciprocating rod 25; alternatively, a radial slot on a lug on the slide 22 may be engaged by a crank pin on a rotating shaft. Fig. 8 shows four concentric blades 31, 32, 33 and 34 mounted on a shaft 36 having a driving crank 37, the inner blade 34 being formed on a sleeve 39 provided with a deflector 41 for leading away the waste core cut by the blade 34.
Patent GB-1044286-A (GB)
Title: Vinyl sponge laminate
Inventor: HOLSTROM ERNEST ROBERT
IPC: B29C44/30
Filed: 1964-06-02
Abstract: 1,044,286. Laminates and laminating. AMERICAN BILTRITE RUBBER CO. Inc. June 2, 1964, No. 22836/64. Heading B5N. In a process of making a vinyl sponge laminate superposed vinyl plies 20, 21, 22, one of which 22, contains a blowing agent, such as azodicarbonamide, are subjected to a moulding pressure at a temperature below the critical blowing temperature to laminate the plies together, and the laminated plies are then heated to above the critical blowing temperature to activate the blowing agent and convert the layer 22 to sponge consistency while preserving the laminated structure of the several plies. In the embodiment shown, the plies 20, 21, 22 are fed between an endless steel pressure band 14 and an endless fabric band 15 of duck or canvas round a steam-heated drum 10, supplemental segment heaters 31-35 being provided to raise the temperature to 325‹ F. to laminate the plies together. The assembly then passes round upper roll 11 whose temperature is 360‹ F., a band of radiant heaters 36 being provided to raise the temperature of the laminate to 360‹ F. to activate the blowing agent. The product then passes through zone heater 37 and is thereafter rapidly cooled and the steel band 14 and the canvas band 15 stripped off. The duck band 15 which imparts an ornamental texture to the back ply of the laminate may be replaced by another steel band. A laminate could be formed in which the sponge ply formed one of the outer layers. The face ply may be formed of a clear vinyl compound having printed or other surface decoration or may be composed of several clear and opaque films and may have spatter or terrazzo effects. Metallic or other coloured granules may be incorporated therein. A permanent fabric or felt back could be substituted for the vinyl back ply. The resultant laminate is suitable for flooring.
Patent GB-1350460-A (GB)
Title: Transportable building structures
IPC: E04B1/348
Filed: 1971-04-19
Abstract: 1350460 Portable prefabricated room units J G G BERCE and E CIRIANI 19 April 1971 [2 March 1970] 22869/71 Heading E1A A portable room unit comprises a rigid rectangular parallelepipedic framework 1 and a number of interchangeable prefabricated elements 2, 3..9, each element comprising a hull having an open side with a rectangular periphery of the same height as and a fraction of the length of the framework and attachable thereto, to provide an extension of the room space, and containing fittings, e.g. beds 11a, 11b, 14, cupboards 12, kitchen equipment 13, sanitation, doors 15, windows 16, &c the depth of the hulls being such that they may be displaced into the interior of the framework and be completely contained therein to facilitate transportation, (Fig. 2, not shown). The hulls may be moulded from polyester reinforced with glass fibre and polyurethane foam, and each has a flange around the periphery to abut against the inside or outside of the frame members 18a..d for fixing thereto. End panels or hulls, a floor and ceiling, and ground supports 10 are subsequently attached. Corner pieces 31 facilitate the connecting of several room units in one or more storeys, preferably in a staggered arrangement.
Patent GB-598707-A (GB)
Title: Improved control mechanism for variable pitch propellers
IPC: B64C11/42
Filed: 1945-09-06
Abstract: 598,707. Variable-pitch propellers. GENERAL MOTORS CORPORATION. Sept. 6, 1945, No. 22977. Convention date, Nov. 11, 1944. [Class 114] Propeller control mechanism comprises a pump 10 for generating fluid pressure, a speed. responsive adjustable governor valve 18 for directing the fluid pressure to either of conduits 26 or 32 to effect pitch change of blades 140, and a speed-responsive, spring-pressed, pressure control valve 50, the combination ensuring that the maximum pump pressure is varied automatically according to the pressure applied to effect pitch change. The control valve unit 50, mounted on a plate 178 in the regulator 174, is subject both to pump pressure Pp opposing spring pressure Fs and centrifugal force For and to pitch-varying pressure PT or PD opposing the pump pressure, as clearly shown in Fig. 3, the centrifugal force acting on the lever 42 to compress the springs 46 and thus actuate the valve 34. In Fig. 7, 146 represents a hydraulic torque unit mounted in'the blade roots, and application of fluid to either of the enclosed chambers 154 or 156 is controlled by the regulator 174 which (except for a fixed adaptor assembly 182) rotates with the hub 134. Alternative constructions for effecting variable pressure control in the mechanism are shown and described in the Specification.