baber/WOPTO huggingface dataset:
Patent GB-2132263-A (GB)
Title: Creating turbulence in i.c. engine combustion chambers
Inventor: THOMAS ALUN
IPC: F02B23/08
Filed: 1982-12-20
Abstract: A squish chamber 14 defined by cooperating profiles on the piston 3 and cylinder head 4 communicates through orifices 16 with a combustion chamber 6 having a spark plug 11 and mixture intake and exhaust valves. Towards the end of compression mixture is compressed in the chamber 14 and flows as jets through the orifices 16 to cause turbulence in the chamber 6. The squish chamber may be annular, (Figs. 3 and 4), circular (Figs. 5 and 6) or comprise a plurality of segments of a circle. <IMAGE>
Patent GB-2135045-A (GB)
Title: Ventilator for glazed windows or doors
Inventor: DOUGLAS JACK ERNEST
IPC: E06B7/10
Filed: 1983-02-10
Abstract: The ventilator is of elongate form and comprises two main units, a hood unit 1 and a duct unit 2. The hood unit 1 includes a hood section 3, a first glazing section 4 and fly-netting 5, these members being connected together and supported at each end by support blocks 6. The duct unit 2 includes a duct section 7, a second glazing section 8 and a vane 9. These members are connected together and supported by blocks 10 which carry vane supports pivotally supporting the vane 9 for opening and closing movement of the air path through the ventilator. The hood and duct units are connected together through the inter-engagement of the respective support blocks 6 and 10 at each end. The first and second glazing sections 4 and 8 define a glazing channel 68 of which the width can be adjusted to suit different thickness of glazing by selective adjustment of the inter- engagement of the support blocks 6 and 10. The ventilator is designed to use elongate extruded sections for the main members to enable ventilators of different lengths to be assembled from common parts and enabling these parts to be used for different glazing requirements. <IMAGE>
Patent GB-2141771-A (GB)
Title: Builder's cradle
Inventor: COWLES MICHAEL PERCY
IPC: E04G3/18
Filed: 1983-05-11
Abstract: A portable working platform designed for working on or round otherwise inconveniently accessable windows. The working platform 16 is positioned on the support frame by means of lugs, the Cradle allows for a variety of platform lengths to be used. The window support section of the frame is joined to the platform support section of the frame by means of hinged pins. The inside fixing clamp is attached to a swivelling clamp which avoids the need to remove radiators when the Cradle is in use. <IMAGE>
Patent GB-2121802-A (GB)
Title: Benzo-fused carbacyclin analogues
Inventor: ARISTOFF PAUL ADRIAN
IPC: C07F7/18
Filed: 1983-07-14
Abstract: Compounds of the formula   <IMAGE> wherein Y1-CM1-CR3R4R7 is an alkyl- terminated prostraglandin side-group or derivative thereof, the 6, 9 and 7, 8 bonds are single or double, R is H, OH or O, R8 is H, OH, CH2OH, Z4 is CH2 or (CH2)fCF2, f being 0-3, and X1 is optionally esterified or salified carboxyl, CH2OH, aminomethyl or aminocarbonyl.
Patent GB-2146065-A (GB)
Title: Safety gates for safety barriers
Inventor: BROOKMAN DAVID
IPC: E01F13/04
Filed: 1983-09-06
Abstract: A safety gate to allow goods through a safety barrier, of the kind wherein a barrier element (22) can be opened in front of the goods and a barrier element (22') consequently closed behind the goods to maintain a safety barrier, is provided with a track in the form of two parallel spaced apart guide tubes (10) each in the form of an inverted U on which each element can rise to open the barrier and descend to close the barrier, a chain running within the guide tubes being adapted to coordinate the movements of the barrier elements such that the rise of either one element coincides with the descent of the other. A motor and limit switches can be used to drive and control the elements. <IMAGE>
Patent GB-2137254-A (GB)
Title: Insulated concrete wall with integral tie rods
Inventor: GARRETT DENNIS L
IPC: E04G17/06
Filed: 1983-09-09
Abstract: A concrete insulated wall having a plurality of tie rods 22 disposed through the insulation layer 16 and extending into the poured concrete wall layers 14 is described. The tie rods have a circular cross section and have a series of serrations 23 along the length of the rod. A pair of retainer clips 24 are mounted on each end of each rod and abut the insulation layer so that it is fixed in place between the pour forms 18. The retainer clip comprises a metal disk having a pair of bisecting slots and a circular aperture disposed therethrough when the slots intersect. forming a multiple of flat springs which engage the circumference of the rod. <IMAGE>
Patent GB-2127639-A (GB)
Title: Digital-to-analogue converter arrangement
Inventor: RAHIER MICHAEL CAMILLE AUGUSTE
IPC: G10L19/00
Filed: 1983-09-16
Abstract: A digital-to-analogue converter arrangement includes a digital filter (DF) supplied via an amplifier (A) from either a white noise generator (WNG) or a periodic impulse generator (PIG). The output of the digital filter is coupled, via the cascade connection of a code-compressing circuit (CC), an interpolator circuit (INT) and a digital- to-analogue converter (DAC), to an output terminal (OUT). The circuit is under the control of a control device (CD) in which various control parameters or coefficients are stored. <IMAGE>
Patent GB-2147892-A (GB)
Title: Composition for preventing deposition of inorganic salts
Inventor: KISIL EVGENY DMITRIEVICH
IPC: C02F5/14
Filed: 1983-10-14
Abstract: The composition comprises 5.0 to 50.0% by weight of a phosphonomethylated derivative of 1,3-diaminopropanol-2 and/or a derivative of 1,3-diaminopropanol-2 of the general formula:   <IMAGE> wherein n = 2 to 20; 3.0 to 30.0% by weight of hydrochloric acid, 3.0 to 7.0% by weight of an alkali metal chloride, 0.5 to 2.5% by weight of a product of interaction of benzyl chloride, chlorobenzyl chloride, benzylidene chloride or a mixture of these chlorinated compounds with hexamethylene-tetramine at a molar ratio thereof equal to 1:0.25 to 0.45 respectively; 0.5 to 4.0% by weight of a water-soluble organic solvent and water being the balance. The composition is useful in systems of return water supply, distillers for mineralized water, as well as in processes of oil and natural gas extraction, transportation and preconditioning.
Patent GB-2131312-A (GB)
Title: Maintaining a liquid homogeneous
Inventor: FILKIN GRAHAM
IPC: B01F35/60
Filed: 1983-11-04
Abstract: In order to maintain homogeneous the contents e.g. ceramic slip, of each one (10) of a plurality of storage vessels agitating means (14- 16) for the liquid (17) is actuated during spaced apart periods of on-time. Monitoring attempts to recommence agitation at the start of each one period is effected and an alarm is generated if unsuccessful and adjusting the predetermined timing of on-periods to avoid simultaneous starting of agitation in more than a predetermined maximum number of the vessels. <IMAGE>
Patent GB-2158179-A (GB)
Title: Connector blocks
Inventor: RUTHERFORD STEPHEN GRAHAM
IPC: A47B47/00
Filed: 1984-05-04
Abstract: A connector block for use in building up a frame-work has a plurality of holes (1) extending into it from its outer surface towards its centre for receiving the ends of frame members (4), each of said holes (1) having an inward taper proceeding towards the centre of the block, whereby the end of a frame member (4) which is a close fit at the outer end of the hole (1) becomes force fitted in the hole as it is pushed into the hole (1). Advantageously, the connector block can be formed from a material which has a slight resilience, eg plastics. The block may be used with frame members to form a shelf unit in which interengaging shelf members rest on the frame members (4). <IMAGE>
Patent GB-2144045-A (GB)
Title: Golf ball
Inventor: MELVIN TERENCE
IPC: A63B37/12
Filed: 1984-07-23
Abstract: A golf ball, comprises at its surface a polymeric material which is pigmented white, and includes an optical brightener.
Patent GB-2162446-A (GB)
Title: Manufacturing components for gas fired appliances
Inventor: GAREY CLIVE NEWTON
IPC: B21D26/033
Filed: 1984-07-26
Abstract: A gas tap body is formed from a tubular member which is shaped by applying fluid pressure to the interior thereof. The tubular member is located in a die while the fluid pressure is being applied. The tube may be flattened and bent before the fluid pressure is applied. Several gas tap bodies may be formed from a single tubular member and, in the particular case in which the bodies are generally L- shaped, the tubular member is bent into a serpentine configuration before the fluid pressure is applied. <IMAGE>
Patent GB-2146782-A (GB)
Title: Device for counting the revolutions of a rotating body
Inventor: BAUMANN EDUARD
IPC: G01R11/02
Filed: 1984-07-30
Abstract: Arrangement for use, in particular, in counting the revolutions of the rotor disc (5) of an electricity meter, comprises a marker (17) on the disc, and at least one electrode (18) located on the path on which the marker (17) moves. The capacitance variations occurring as the marker (17) rotates past the electrode (18) are used for counting the revolutions of the rotor 16 disc (5). Strontium titanate may be used as the marker. The electrode (18) is located on a component (22) which is clamped to the first plate of the meter, and which possesses all the necessary electrical connections (19, 21). The device is particularly suitable for converting single-tariff meters to multiple-tariff operation. <IMAGE>
Patent GB-2168528-A (GB)
Title: PIN-diode and FET
Inventor: THOMPSON GEORGE HORACE BROOK
IPC: H01L31/18
Filed: 1984-12-15
Abstract: In a monolithically integrated PIN photodiode and field effect transistor (FET) structure, the n region (2) of the PIN-diode is embedded by liquid phase epitaxy in a semi-insulating substrate (5) and the FET layers (6,7) are grown epitaxially on top. Localised zinc diffusion (4) is used to form the p region of the PIN- diode and to connect it to the gate of the FET whilst isolating it from the channel of the FET. The gate can also be connected to a resistive layer (bias resistor), disposed on the substrate, by localised zinc diffusion. In another arrangement a groove is formed adjacent the diode to facilitate connection to the n+ diode region 1. <IMAGE>
Patent GB-2170525-A (GB)
Title: Soldier propping system
Inventor: COLLINS JOHN
IPC: E02D17/04
Filed: 1985-02-04
Abstract: A system for propping soldiers in soldier and waling systems comprises an adjustable length prop (P) having a fixed length centre unit (C) and a pair of separately attached articulated end units (B, D) respectively intended for engagement with the ground and attachment to a soldier (S). One (B) of the units is adjustable for length to enable the overall length of the prop (B,C,D) to be adjusted when in its operative position. <IMAGE>
Patent GB-2158380-A (GB)
Title: Mounting equipment e.g. valve, to molten metal vessel
Inventor: HILL PAUL LESLIE
IPC: B22D41/40
Filed: 1985-05-03
Abstract: An item of equipment, especially a sliding gate valve (10) for controlling flow of molten metal from a vessel (18) is held between a fixed abutment, e.g. the valve mounting plate (25), and displaceable supporting means in the form of rockers (42) which are biased in the direction of the abutment (25), by spring energy stored in torsion bars (40), to thrust the equipment, e.g. valve plates (11, 12, 15) towards the abutment e.g. into leak-tight face-to-face contact with one another. The torsion bars have central passages through which a fluid e.g. compressed air can pass to keep them reasonably cool. The abutment (25) pivotally mounts side members (27,28) each of which embodies the rockers (42) and torsion bars (40); the side members, when swung into their engaging positions, Fig. 2, are clamped together by means of tie- bolt (34). Various specified alternative devices could be similarly mounted to the vessel instead of the valve specifically embodied. <IMAGE>
Patent GB-2159381-A (GB)
Title: Sprayer and diaphragm pump for it
Inventor: LUCHSINGER PEDRO WIRZ
IPC: A01M7/00
Filed: 1985-05-09
Abstract: A garden sprayer (10) for dispensing liquids under pressure has a pressure vessel (50) mounted within a liquid reservoir (12). The pressure vessel (50) carries a diaphragm pump (124) which is detachable as a unit and which is pivotally connected to an actuating lever (40) that is pivotally connected to the reservoir (12). The diaphragm (129) of the pump is directly driven by the pivoted lever (40) and, is guided in position and orientation by a guide piston (152) fixed to the diaphragm (129) and slidably guided within a cylindrical portion (66) of a pumping chamber (70). A pair of input and output non-return valves (100, 102) mounted at the end of the pump, permit liquid from the reservoir (12) to be drawn into the pumping chamber (70) and then to be forced from the pumping chamber (70) into the pressure vessel (50). A manually controlled valve on a spray nozzle, which is connected to the pressure vessel (50) controls pressurized discharge of liquid. <IMAGE>
Patent GB-2177868-A (GB)
Title: Fibre optic network component
Inventor: KIRKBY PAUL ANTHONY
IPC: H04B10/213
Filed: 1985-07-11
Abstract: A component forming a node of an optical fibre network is constituted by a doping superlattice device (11) interposed between the coupled ends of two optical fibres (16, 17), this device (11) functioning as a transmissive detector and modulator. <IMAGE>
Patent GB-2179505-A (GB)
Title: Electrical pin
Inventor: BATES ARTHUR
IPC: H01R13/44
Filed: 1985-08-22
Abstract: An electrical pin for an electrical plug is formed in two parts the first part being the shank portion and having an end portion 11 shaped for engagement with a contact element of a socket the remaining portion 10 being of reduced section and surrounded by an insulating sleeve 18. The other part of the pin is a connector portion 13 which has an offset limb 17 which is connected by a rivet 19 to the portion 10. The sleeve is recessed on one side to allow access to one side of the rivet and on its opposite side terminates at the limb. <IMAGE>
Patent GB-2168508-A (GB)
Title: Method for command processing in image processing system
Inventor: WAKAMORI FUMIO
IPC: G06T11/80
Filed: 1985-11-14
Abstract: In order to make is possible to utilize know-how possessed by a system operator when processing commands in an image processing system are to be continuously executed, a command procedure file is provided for storing command parameters. There is also provided a know-how file for storing rules according to which the next processes are determined on the basis of estimated values for processed results complying with the individual processing commands. An estimation calculation unit estimates the processed results. Should any alteration of control flow be required in accordance with the estimated result, confirmation is required of the operator. The operator may accept the estimation of the know-how file, or overrule it, in which case the know-how file is modified, to change its estimation of the process accordingly. <IMAGE>
Patent GB-2169147-A (GB)
Title: Cores for electrical machinery
Inventor: DANIELS MICHAEL ROY
IPC: H01F41/02
Filed: 1985-11-29
Abstract: A region 16 of at least one lamination forming part of a core for a high power transformer is scribed, preferably by a laser, at an angle to the rolling direction so as to modify the reluctance in that area. By suitably choosing the areas so scribed, the flux can be guided in desired directions through the core. <IMAGE>
Patent GB-2190010-A (GB)
Title: Liquid-liquid extraction columns
Inventor: BATEY WILLIAM
IPC: B01D11/04
Filed: 1986-05-08
Abstract: A method of quantifying the degree of Marangoni instabilities (and hence droplet-continuous phase interfacial turbulence) in a column-type liquid-liquid extraction system comprises operating the system with varying continuous and/or dispersed phase superficial velocities, measuring hold-up X of the dispersed phase at the different superficial velocities and analysing the measurements in terms of an equation which allows for Marangoni instability in terms of an exponential factor of the form exp (MX) where M is a measure of Marangoni instability which can be derived from a semi-logarithmic plot of the equation. <IMAGE>
Patent GB-2189071-A (GB)
Title: Telecommunication cable
Inventor: MARSH TIMOTHY GEORGE
IPC: H01B11/22
Filed: 1987-01-19
Abstract: A cable has two layers 7a, 10a of oppositely wound steel armour wires and a compressible material 8a located between the armour wires. The layer of compressible material allows the armour wires to move into it and thereby permit the cable to be coiled to a predetermined minimum coiling diameter as required (Fig. 1b). The compressible layer may be provided by a layer of foam tape (Fig. 2) or the wires of one or both layers of armour have a foam coating (Figs. 3 & 4). Alternatively the compressible layer may be formed in situ by solidifying a liquid silicone rubber. The embodiment shown is an optical cable with a strain member 3 & plastic sheathed optical fibres 2. The cable also comprises a foam tape 11, a polythene bedding layer 12, a jute covering 13, steel wires 15 and polypropylene roving 16. <IMAGE>
Patent GB-2185695-A (GB)
Title: Filter element
Inventor: TEMPLE ROGER JOHN
IPC: B01D29/41
Filed: 1987-01-26
Abstract: A filter element of hollow disc form comprises filter discs (2) joined by an edge seal (5) with a spacer element (6) held in fixed position between them by connection of its outer periphery to the edge seal. The seal may be polypropylene, moulded on to discs (2) and element (6). Element (6) is also polypropylene, comprises radial ribs connected by concentric rings (10) and a flat outer ring (11). In other constructions the outer ring has tabs, or the ribs extend beyond the outer ring, said tabs or ribs being incorporated in the edge seal (5). <IMAGE>
Patent GB-2186655-A (GB)
Title: Hollow profile member
Inventor: MOLLER HUBERT
IPC: F16L9/00
Filed: 1987-02-10
Abstract: This invention relates to a hollow profile member produced of a plastic- fiber-mixture and having one or a plurality of hollow chambers extending in the longitudinal direction of the hollow profile member, wherein into the wall of the hollow profile member a reinforcement element 3 of an inextensible material is embedded. In order to create a hollow profile member which is capable to withstand a high inner pressure and which has a very low weight as the reinforcement element 3 a flat tape like reinforcement element is used wherein the tape like reinforcement clement is provided with perforations or through holes 6a, 6b and wherein at the opposing ends of the reinforcement element interengaging projections 7 are formed so that no interruptions within the reinforcement element is created. The hollow profile member can be used as a cold water tubing or a hot water tubing if at least the inner wall of the hollow chamber of the hollow profile member is covered with a blocking layer 4 for blocking gases. The blocking layer 4 may be an ethylene-vinyl alcohol co-polymer. The plastic-fibre material may be P.V.C.-wood. The element 3 may be apertured metal sheet, wire grid or coarse mesh textile. The member may be incorporated into balconies or floors. <IMAGE>
Patent GB-2201036-A (GB)
Title: Visual display panel
Inventor: GRIEVE JOHN
IPC: H01J17/49
Filed: 1987-02-12
Abstract: A visual display panel suitable for use at high altitude comprises two confronting glass plates 1, 2 sealed at their periphery, the plates carrying electrically conductive tracks such that a luminous electric discharge can be formed between said plates, the discharge taking place through a low pressure gaseous atmosphere confined therebetween, in which the panel is supported in a sealed enclosure formed by plates 7, 8 which contains a gaseous atmosphere at a pressure higher than that between the said plates. A mesh screen prevents electromagnetic interference. <IMAGE>
Patent GB-2190073-A (GB)
Title: Beaker
Inventor: CZAPSKA IRENA
IPC: A45C11/20
Filed: 1987-05-06
Abstract: A beaker has a lid 20 with a spout at one side. The lid is retained on the beaker by a push-and-twist connection. A cam surface 16 on the beaker is engageable by a follower 28 on the lid such that rotation moves the lid axially from a closed configuration (Figure 2), in which a seal 30 is engaged between the lid and the mouth of the beaker, to a drinking configuration (Figure 3) in which the end face of the lid is spaced from the beaker's mouth, leaving a gap for liquid to flow through the spout. A case comprises an aperture for snugly housing a closed beaker and optionally one or more apertures for food containers having recesses for housing spoons. <IMAGE>
Patent GB-2192262-A (GB)
Title: Drinks cooler
Inventor: GARCIA D CARLOS R
IPC: A45C11/20
Filed: 1987-05-20
Abstract: A drinks cooler has a central bottle-receiving cylinder defined by upstanding circumferentially spaced cooling members (1). Drinking glass receiving areas are defined between said cooling members (1) and arcuate cooling members (3) located at corners of the cooler. Projections (10) are provided on the cooling members (1,3) to support the glasses. Suitably, the cooling members (1,3) are containers of frozen liquid. Preferably, the central cooling members (1) are rotatable and have opposed concave faces of different curvature to vary the size of the bottle and glass receiving zones. A cap having openings corresponding to the bottle and glass receiving zones closes the cooler and is secured to the body thereof by lugs provided in flanges of the cap and engaging openings in the body. <IMAGE>
Patent GB-2191075-A (GB)
Title: Plant shelter
Inventor: GOODWIN DAVID
IPC: A01G13/10
Filed: 1987-06-03
Abstract: A shelter for a young plant is in the form of an open-topped box (11) folded up from extruded sheet plastics material in the form of inner and outer thin walls (11 and 12) joined by spaced integral ribs (14). The box is placed over the plant resting on, or pushed slightly into, the ground and is held in a position by a wire stake (34) whose upper end is turned over into a crook which fits into one of the hollows in the shelter wall. A lid (25) of mesh is fitted over the top of the box and retained by its resilience to keep birds off, while allowing rain to reach the earth around the plant within the box. <IMAGE>
Patent GB-2193274-A (GB)
Title: Two speed drive axle assembly
Inventor: RUSSELL JOHN DARYL
IPC: B60K17/16
Filed: 1987-06-19
Abstract: An improved two-speed drive axis assembly (10) of the sliding clutch gear (60) type is provided. The interengageable clutch teeth (62A, 64A), utilized to engage the low speed mode of operation of the drive axle assembly are modified by utilizing a backlash one-and-six tenths (1.6) to two (2.0) times greater than the normally utilized backlash for providing smoother and quicker engagement of the low speed ratio and allowing utilization of a more compact lower force actuator (70) to reduce wear and tear on the interengageable low speed clutch teeth. <IMAGE>
Patent GB-2192076-A (GB)
Title: Data backup system for use with photographic printer
Inventor: YAMAMOTO KAZUYOSHI
IPC: B41J29/00
Filed: 1987-06-22
Abstract: A data backup method for a photographic printer is provided in which the data for determining the printing time, etc. is stored in an external auxiliary memory card such as a RAM or ROM card. If the operator should erase the data in the printer by mistake, it can be restored from the memory card. The memory card is inserted through a slot into the printer to connect it to a memory in the computer in the printer to transfer data between the printer and the memory card.