baber/WOPTO huggingface dataset:
Patent GB-1351010-A (GB)
Title: Cargo handling systems
IPC: B65G63/02
Filed: 1971-12-22
Abstract: 1351010 Loading containers GENERAL ELECTRIC CO 22 Dec 1971 [23 Dec 1970] 59740/71 Heading B8Q Containers are transferred between road and rail vehicles and a storage area by trolleys 20, Figs. 1 and 3, which run on overhead rails and carry a spreader 21 which can be raised and lowered and rotated about a vertical axis. Wheels 30, Fig. 3, for the trolley are supported in members 29 which are pivoted to frames 28a, 28b. Frame 28a is rigid with the trolley whilst frame 28b is pivoted thereto. Wheels 30a, 30b, Fig. 4, run on rails 53 on the lower flanges of I-beams 41. Trailers 40, Fig. 8, are backed into guides 60 with end stops 61 to locate them correctly for pick-up. The operation of the trolleys is automatic and computer controlled.
Patent GB-1255568-A (GB)
Title: Xerographic development
IPC: G03G15/10
Filed: 1969-12-30
Abstract: 1,255,568. Electro-photographic developing apparatus. RANK XEROX Ltd. (XEROX CORP). Dec.30, 1969, No.63260/69. Heading G2H. Electrostatic latent images are developed by an ultrasonically generated droplet mist of liquid developer. As shown, an image-bearing web 10 is passed through a developing station 30 comprising an ultrasonic generator 35, 36, 37 which vibrates a plate 38 forming liquid from a resevoir 40 into a mist. Alternatively, the generator may be positioned just below the liquid surface in the resevoir Fig. 2 (not shown). The droplets may pass through a fine mesh (not shown) before contacting web 10. A sheet (not shown) may be placed between plate 38 and web 10 to receive the developed image instead of web 10. The electrostatic latent image may be formed by conventional charging and exposure; or by charge transfer process; or by "chargeless" processes as described in Specification 935, 621. Suitable pigments, which may be dispersed in tap water, are described viz. Rhodamine, Velva-glo.
Patent GB-1279470-A (GB)
Title: Double-twist spindle
Inventor: BOYER JACQUES
IPC: D01H7/86
Filed: 1969-12-31
Abstract: 1279470 Double twist spindle SOC RHODIACETA 31 Dec 1969 [31 Dec 1968] 63603/69 Heading DID A double twist spindle comprises a rotor 5 on a spindle 1, a radial bore 7 in the rotor, an axial bore 8 extending through the rotor 5, a fixed yarn guide 9 at the junction of the axial and radial bores and a stator 10 rotatably mounted on the spindle with magnetic means 17, 18 to prevent its rotation. The magnets 17, 18 are located in apertures in stator 10 and the support 2 so that their faces are closely adjacent a thin portion of rotor 5 and are close to each other e.g. 7mm. Yarn guide 9 is ceramic and formed with a V-shaped groove eccentric of its longitudinal axis; it is removably mounted in a bore through the spindle, it being held in place by a clip. Stator 10 and rotor 5 are of plastics material; flange 19 on rotor 5 is of aluminium alloy. Package 12 is surrounded by a metal shield 15 and  transparent lid 16.
Patent GB-763792-A (GB)
Abstract: 763,792. Circular knitting pins. MORRALL, Ltd., A. Jan. 21, 1955, No. 1849/55. Addition to 730,868. Class 74 (2). An improvement in or modification of the invention described in the parent Specification has the flexible connection composed of wire 10a covered by a plastic covering 10b such as nylon. At its ends the flexible connection has the plastic covering stretched from the wire to form a cup 13 to accommodate the socket 14 which receives the spigot 12 formed by the end of the wire itself. Specification 730,868 also is referred to.
Patent GB-2000541-A (GB)
Title: Scaffolding
IPC: E04G5/02
Filed: 1978-06-01
Abstract: Scaffolding comprises a plurality of uprights 2 each having connection members 7 spaced at regular intervals v therealong, end ones thereof being spaced from the upper and lower ends of the upright by amounts a and f respectively. This can result in the lower ends of the uprights being unconnected by horizontal or diagonal members close to the ground, especially where screwed feet or jacks are used at the lower ends to compensate for ground unevenness. To obviate this difficulty a compensating member 1 is provided which comprises a tube 6 having an upper sleeve 5 attached thereto to form a socket which can receive the lower end of an upright, and a connection member 7 is provided on the tube at a position which spaces it at said regular interval v from the lowermost connection member on the upright. <IMAGE>
Patent GB-2000074-A (GB)
Title: Method of manufacturing a sunvisor for a motor vehicle
IPC: B60J3/02
Filed: 1978-06-14
Abstract: A method of manufacturing a sun visor for motor vehicles in which attachment points e.g sleeve 14, bar 19 for attaching the visor to the body of the vehicle are placed into a mould between sheets of covering material, and an expanding foam material introduced between the sheets so that, as the foam material expands, it embeds anchoring portions of the attachment points, thus fixing them firmly in the foam material, and also forces the sheets outwards towards the wall ofthe mould cavity so that they take up the shape of the cavity. The sleeve 14 may be provided with pins 15 and the bar 19 with perforated spheres 20 to improve keying to the foam material. After moulding a part 12 used to assist positioning in the mould may be broken off. A vanity mirror 26 (Fig 9 not shown) may be incorporated by foaming material pressing a covering sheet around the periphery thereof. <IMAGE>
Patent GB-2004422-A (GB)
Title: Washing-machine drive unit
IPC: D06F37/36
Filed: 1978-09-07
Abstract: A washing-machine drive unit comprising a 2-speed (washing and spin drying) electric motor (110), and a planetary gearing (116) which is downstream of this electric motor (110) and comprises a sun gear (118), which is driven by the driven shaft (114) of the electric motor (110), a planet-wheel carrier (126), at least one planet wheel (130) on this planet-wheel carrier (126) and an internal gear (120) and furthermore comprising a centrifugal clutch (138) and a driven member (136), the centrifugal clutch (138) being disengaged at the washing speed and being engaged at the spin-drying speed so that, at the washing speed, the planetary gearing (116) is connected between the driven shaft (114) of the electric motor (110) and the driven member (136) in a speed-reducing manner and, at the spin-drying speed of the electric motor (110), the driven member (136) is driven at the speed of the driven shaft (114) of the electric motor (110), characterised in that the internal gear (120) is mounted so as to be freely rotatable with respect to the motor housing (112) and is brakable by a switch brake (122) so as to be secured thereto and in that the driven member (136) is connected to the planet-wheel carrier (126) in a rotation-proof manner. <IMAGE>
Patent GB-2006114-A (GB)
Title: Printing on soft contact lenses
IPC: G02C7/02
Filed: 1978-10-18
Abstract: A method for distinctly and durably printing minute letters or symbols necessary to represent characteristics of a soft contact lens which comprises stamping letters or/and symbols on a selected marginal area of the surface of a soft contact lens by the use of an aqueous solution or paste of a light- sensitive colouring composition which is hardened by the application of ultraviolet rays, and then applying ultraviolet rays to the stamped surface of the soft contact lens. The stamping may be effected while a lens is swollen from contact with water.
Patent GB-2009025-A (GB)
Title: Preventing Spoliation of Inserts by Encapsulating Material
IPC: H01F27/32
Filed: 1978-11-17
Abstract: The present invention relates to a device for protecting inserts against stress arising from resin shrinkage during embedding. The device is characterised in that an insert 1 e.g. comprised of helically wound magnetic plates or a stack of rings is protected by an envelope constituted by an annular shell 6 having a surface transverse to the main forces 11, 13 which may be exerted as a result of the coating material 9 contracting after moulding, a layer of resilient material 7 interposed between the shell 6 and the insert 1, and a cover 8 surrounding the assembly of the insert 1, the resilient layer 7 and the shell 6. The cover 8 prevents the moulded insulating resin material 9 from reaching the assembly. The insert 1 may be annular as shown, or rectangular (Figs. 6-8 not shown). The shell 6 may be of metal and may be provided with clips (10 Fig. 4 not shown) for positioning it in the mould. The cover 8 may comprise a wound strip of electrically insulating material. The invention may be applied particularly to the protection of instrument transformers. <IMAGE>
Patent GB-2012040-A (GB)
Title: Thermally insulating jacket for a pipe or container
IPC: F17C1/12
Filed: 1978-12-20
Abstract: Apparatus for storing, transporting or conveying fluids, comprises a thermally insulating envelope having inner and outer casings (1 and 3) and a gas filled insulating layer (2) there between, and a pressure regulating device connected to a container or conduit defined by the inner casing 1 by a line 9 and to the insulating layer 2 by a line 10. The pressure regulating device, comprising a pressure regulator 20, a valve 21 and a pump 22, regulates the pressure of the gas in the insulating layer 2 so that is the same as that inside the container or conduit. <IMAGE>
Patent GB-2011184-A (GB)
Title: Earthing switch for high voltage metal-clad switchgear
IPC: H02B13/065
Filed: 1978-12-29
Abstract: A fluid-filled metal-clad switchgear has an automatically-operating earthing switch for short- circuiting an internal arc in the earthed metal enclosure 11. The earthing switch comprises a piston 18 movable in a cylinder 17 mounted on the enclosure wall, with the piston rod 19 projecting through a close fitting hole 16a in the wall into the interior space 12, filled with insulating medium. A pipe 24 connects space 12 to the cylinder 17 on the outer side of the piston, so that on occurrence of an internal arc in the vessel 11 the rapid pressure rise creates a pressure differential across the piston to drive it and the piston rod 19 inwardly and cause the piston rod to engage the high-voltage conductor 10 and short-circuit it to the earthed vessel 11 via contacts 29 and 21. The switch is normally held open either by a restraining spring 20 or by breakable pegs fitted into the internal wall of the cylinder 17. A visual indicator 25, 26, 27 is provided. <IMAGE>
Patent GB-2040034-A (GB)
Title: Natural ventilators
IPC: F24F7/02
Filed: 1979-01-10
Abstract: A natural ventilator surmounting a ventilator gap 14 in the roof of a building has convex outer side walls 30 and an upwardly divergent sided central structure 32 above spaced ventilator throat walls 38, all following the axis of the gap 14. Upper edges 50 of the throat walls 38 are outwardly flared to train air to each side of the central structure 32 and curved or bent upper baffles 64 guide air past upper edges 52 of the central structure. Those upper edges 52 are also preferably curved to assist and train air flow in avoiding turbulence. Also curved guides 60, 62 can be provided in from the ventilator throat into airways to each side of the central structure 32. The latter guides 60, 62 are shown pivotted to be capable of blocking-off the ventilator gap. The ventilator may be for a foundry.   <IMAGE>
Patent GB-2015300-A (GB)
Title: Moving coil loudspeakers
IPC: H04R1/24
Filed: 1979-01-11
Abstract: A loudspeaker of the type including a pair of co-axial speech coils 16, 12, one driving a cone 14 and the other a high-frequency diaphragm 10 at the rear of the loudspeaker, has the speech coils operating in respective annular air gaps in series with one another and formed in a magnetic assembly comprising an outer ring magnet 1, a pair of annular magnetic plates 2, 3 fitted at the ends of the ring magnet 1 and a central magnetic pole piece 8 formed with an axial passage 9 defining a horn for the acoustic output of the diaphragm and extending into the openings in the annular plates to define the two air gaps, the central pole piece 8 being formed with an encircling flange 18 forward of its rear end which is secured to the rear annular plate 3 by way of a non-magnetic member 22 to constitute the sole fixing for the pole piece. <IMAGE>
Patent GB-2028255-A (GB)
Title: Debagging methods and machines
IPC: B65B69/00
Filed: 1979-08-21
Abstract: Debagging of coin or the like involves feeding the filled bags into a region (3) swept by a plurality of blade means (5, 7) such that the bags are in impact with successive ones of the blade means and are thereby ruptured to spill out their contents for collection from said region (3). Two sets of blade means are provided, one by multi- toothed blades (5) carried by a rotatable, inclined shaft (2), and the other by rings of inwardly-projecting teeth (8) on a drum (1) which is mounted for rotation coaxially on the shaft (2). The shaft (2) and drum (1) are rotated in opposite senses to one another and the spilled contents of the bags falls through apertures (14) in the base (4) of the drum (1) for collection in a hopper. Bag-debris is extracted from the drum interior (3) via a hose by suction through the apertures (14). Drive to the drum (1) may be reversed repeatedly in response to drum unbalance produced by any accumulation of unruptured bags. <IMAGE>
Patent GB-2037509-A (GB)
Title: Improvements in or Relating to Electronic Trigger Systems
IPC: H02H1/06
Filed: 1979-09-10
Abstract: An electronic trigger system for a protective fault current switch comprises a combined rectifier and voltage multiplier circuit comprising an arrangement of diodes 4, 5, 6, 7 and capacitors 8, 9, 10; a charge storage capacitor 11 connected thereto and as input member of a pulse transmitter comprising semi- conductor 12 controlled by a voltage divider 13, 14; and a semi-conductor 16 controlled by the pulse transmitter and connected in series with a coil winding of a trigger 17. The trigger 17 comprises a magnetic circuit with a short iron path and an armature having a small displaceable mass. <IMAGE>
Patent GB-2033868-A (GB)
Title: Opening and filling sacks
IPC: B65B39/04
Filed: 1979-10-03
Abstract: An apparatus for filling single or multi-walled sacks, comprises a nozzle (1) which may be introduced into the sack, and an outer device (2) provided in order that the sack (21) be sealingly pressed against the nozzle, the nozzle having at least one fluid inlet (8) and at least one fluid outlet (9) for the feeding- in and discharge of fluid into and out of the sack, whereby the sack wall will be placed under tension so that material can fill the sack without the formation of folds therein. The nozzle and/or outer device 2 is/are vertically movable together to clamp the sack, and movable apart during filling to allow part of the sack to slide down from between the nozzle 1 and device 2. <IMAGE>
Patent GB-2039267-A (GB)
Title: Phrophylactic unit-dose container
IPC: B65D35/44
Filed: 1979-12-12
Abstract: An improved prophylactic unit- dose container comprises a flexible body 1, a rigid nozzle 2, a breakable tip 3. The tip being removable upon torsional force being applied thereto, and a cap 4 having a cavity engageable with the external walls of the nozzle and with tip 3, rotation of the cap removing the tip. The tip and its corresponding cap cavity 6 may be of e.g. square, triangular, hexagonal or star-shaped cross- section. <IMAGE>
Patent GB-2039654-A (GB)
Title: Memory metal devices
IPC: H01R4/01
Filed: 1980-01-04
Abstract: The present invention concerns a [novel] device such as a pipe coupling for pipes 5, 6 comprising a heat- recoverable memory metal member 2 adapted on recovery to cause a plastically deformable member 1 of the device to be sealingly engaged with the pipes 5, 6, the inner surface of the member 1 being coated with a sealant having dispersed a particulate filler e.g. quartz which is adapted to bite into the pipes 5, 6 on recovery of the memory metal member. The device may also be used for correcting electrical conductors, in which case the filler should be of metal e.g. nickel or of silicon carbide. <IMAGE>
Patent GB-2072317-A (GB)
Title: Burner
IPC: F23Q9/04
Filed: 1980-03-11
Abstract: This invention relates to arrangements used in lighting pre-mix burners. A gaseous fuel and an oxidant are mixed in a mixer and fed to a pre-mix burner nozzle 10, which opens into a tubular flame screen 1. The flame screen 1 is perforated as shown at 2 to provide flame ports. A pilot gas tube 3 has its outlet end 4 ring positioned inside the flame screen 1 adjoining the internal surface of the flame screen. The other end of the pilot gas tube is connected to a gas supply, the direction of flow being indicated by the arrow B. A spark ignition device 5, 6, 7 is positioned outside the flame screen, close to the outlet end 4 of the pilot tube. To ignite the burner, gas flows through the pilot tube 3 while an oxidant e.g. air passes over the pilot tube 3. The air-gas mixture formed at the pilot is ignited outside the flame screen by the spark device 5, and pilot flame is burnt only on the area of the flame screen 1 close to the end 4 of the pilot tube. <IMAGE>
Patent GB-2078760-A (GB)
Title: Processable plastics containers
IPC: C08K5/103
Filed: 1980-06-19
Abstract: A processable (i.e. sterilisable or pasteurisable) container of synthetic plastics material, such as polypropylene, is provided with improved antistatic properties by incorporating a fatty acid ester of glycerol containing at least 80% of the monoester in the plastics material. The preferred ester is glycerol monostearate, which may be incorporated in an amount of 1% to 1.5% by weight of the plastics material. <IMAGE>
Patent GB-2059005-A (GB)
Title: Improvement to shock absorbers for automatic coupling devices for railway vehicles
IPC: B61G11/12
Filed: 1980-07-16
Abstract: A shock absorber, in particular for automatic coupling devices for railway vehicles, comprises an hydraulic piston and cylinder damping unit and an assembly of superposed deformable elements 18 between which annular metal spacer elements 19 are disposed, each of which is provided with a pair of plane surfaces coupled with corresponding surfaces of two contiguous deformable elements 18, each of the said plane surfaces of each spacer element having axial reliefs formed by balls 23 projecting therefrom which engage corresponding cavities 24 formed in the said surfaces of the contiguous deformable element. Each deformable element has, in cross section, a substantially rectangular external contour and a circular internal contour (hole). The balls 23 are located in holes 22a, b, c formed in each spacer element and so disposed as to be equidistant from the internal and external contours of the deformable elements. <IMAGE>
Patent GB-2083877-A (GB)
Title: Connector member for sealed conduits utilizing crystalline plastics barrier membrane
IPC: F16L55/10
Filed: 1980-09-16
Abstract: A connector member for providing a fluid flow path comprises a transparent housing composed of elements 60, 62, enclosing opaque barrier membrane means 66 blocking flow through said flow path, said barrier membrane means being adapted to be openable by exposure to radiant energy from the exterior through said transparent housing, the improvement comprising, in combination, said barrier membrane means being made of an at least partially crystalline thermoplastics material. <IMAGE>
Patent GB-2077319-A (GB)
Title: A Spacer for Concrete Reinforcing Bars
IPC: E04C5/20
Filed: 1980-10-28
Abstract: A spacer for use in the support of bars (21) for reinforced concrete comprises a body (1) capable of standing on a horizontal surface (9). The body (1) is providing with first means (18) in the form of a clip for supporting a first reinforcing bar (21B) and second means in the form of two aligned apertures for supporting a second reinforcing bar (21A) in juxtaposition to and at a predetermined spacing from the first bar (21B). <IMAGE>
Patent GB-2063320-A (GB)
Title: Artificial leathers
IPC: B32B5/26
Filed: 1980-10-29
Abstract: An artificial leather is made by impregnating a non-woven web, comprising fibres extending from the top surface to the bottom surface or the fabric, with an elastic polymer material. In another embodiment the substrate comprises a non-woven fabric laminated to a woven or non- woven fabric.
Patent GB-2088956-A (GB)
Title: Rotary Positive-displacement Fluid-machines; Valves
IPC: F04B43/14
Filed: 1980-11-21
Abstract: A machine, which may be a pump or a motor, has a substantially longitudinally inextensible flexible diaphragm clamped at its periphery between housing parts 12, 16 which support a rotary member 17 with members e.g. rollers 18, to deflect the diaphragm so as to form a working-fluid chamber 10 that travels between a fluid inlet 13 and a fluid outlet 14. At least three rollers (or other deflecting members) are provided, the sum of the distances along the diaphragm between the clamping points 12C, 16C and the deflectors 18 adjacent thereto and, depending upon the angular position of the rotary member, also between mutually adjacent deflectors being substantially constant, thus allowing a substantially longitudinally inextensible membrane to be used. The machine may be adapted for use as a selector valve by adding an intermediate port 20. <IMAGE>
Patent GB-2064014-A (GB)
Title: Apparatus for Deriving Power From Sea Waves
IPC: F03B13/18
Filed: 1980-11-24
Abstract: A membrane 10 is arranged to lie at the water's surface and is connected by inextensible cables 17 to power generators 16, which may be hydraulic piston pumps. The generators 16 are mounted on a second membrane 15 which is anchored to the sea bed by extensible ties 19. Membrane 10 is reinforced by glass-reinforced or metal discs 11 at the points of attachment of cables 17. In a modification, membrane 10 is apertured and held firmly by cables 17; water which gushes through the apertures is used e.g. to drive a turbine. Alternatively propellors which is situated in the still water region adjacent second membrane 15 are connected to points 13 and are moved relative to the still water by membrane 10. Alternatively a hose pump may be connected between floating membrane 10 and stationary membrane 15. The membranes may be made of neoprene. <IMAGE>
Patent GB-2068575-A (GB)
Title: Heat-sensitive recording sheets containing an electron donor colourless dye precursor
IPC: B41M5/30
Filed: 1980-12-17
Abstract: A heat-sensitive recording sheet which comprises a support, e.g. paper, coated with (a) a layer comprising a white or light-colored pigment having an oil absorption determined by JIS K5101 of at least 75 ml/100 g, e.g. kaolin or calcium carbonate talc, agalinatolite, diatomaceous earth, aluminium hydroxide, magnesium carbonate, magnesium hydroxide, titanium oxide, barium carbonate or urea-formaldehyde filler, and (b) a heat-sensitive color forming layer comprising an electron donor colorless precursor of a dye and an thermal recording element. electron acceptor compound as developer to form a dye when the sheet is heated locally. The layer (a) can include a binder for the pigment. The sheet has a high thermal response, without soiling. Coloured images can be formed by applying a brief heat current pulse of up to 5 ms to the recording sheet when in contact under pressure with a thermal recording element.
Patent GB-2096955-A (GB)
Title: Cycle canopy
IPC: B62J17/08
Filed: 1981-02-13
Abstract: A cycle canopy having a hood secured to a rectangular hood frame and supported at the corners by supporting struts which are carried by two attachment members clamped to the bicycle frame below the handlebars and below the seat respectively. The hood frame and supporting struts are adjustable in height and length and can be folded up when removed from the bicycle. <IMAGE>