baber/WOPTO huggingface dataset:
Patent GB-2520037-A (GB)
Title: Power distribution
Inventor: RIMMER PHILIP JOHN
IPC: H02J9/06
Filed: 2013-11-07
Abstract: Several aspects of power distribution systems are described. One aspect relates to apparatus for providing a direct current to a load 8 comprising one or more light emitting diodes. The apparatus comprises: a rectifier 21 operatively connectable to a secondary winding 14 of a transformer 11 whose primary winding 13 is for carrying a high-frequency alternating current; a first capacitor 29 operatively connectable to the secondary winding and a second capacitor 30 operatively connectable, at least partly via the rectifier, to the secondary winding. The first and second capacitors together provide a reactance referred to the primary winding which substantially compensates for the reactance of the primary winding. Other arrangements including synchronous rectification, switching circuits to control current flow through the apparatus and emergency power supply devices are also disclosed.
Patent GB-2521127-A (GB)
Title: Fuel spray nozzle
Inventor: TOON IAN JAMES
IPC: F23R3/14
Filed: 2013-12-10
Abstract: A fuel spray nozzle for a gas turbine engine having an inner pilot fuel injector and an outer mains fuel injector. The nozzle has an intermediate air swirler passage 140 between an outer passage 124 of the pilot injector and an inner passage (130, fig 3) of the mains injector. An annular first splitter wall 142 separates the pilot swirler passage 124 from the intermediate swirler passage 140 and an annular second splitter wall separates the central air swirler passage from the mains air swirler passage (130, fig 3). The first and second splitter walls have respective convergent sections 152, 162 facing each other to form a convergent portion of the intermediate air swirler passage. The second splitter wall further has a divergent section 164 downstream of its convergent section and includes bypass ducts 170 directing air from upstream of the convergent section to the divergent downstream surface via an annular passage 172 in the wall. The first splitter includes effusion apertures 176 at its downstream end.
Patent GB-2524102-A (GB)
Title: A switched mode AC-DC converter
Inventor: YOUNG GEORGE
IPC: H02M7/217
Filed: 2014-03-14
Abstract: A switched mode AC-DC converter (rectifier) uses a resonant LLC stage as its front end. The switching converter comprises a primary side including an AC source 101, first and second switches 104, 106, and a resonant LLC circuit which includes the primary winding 118 of the transformer. The resonant LLC circuit may also include a second inductor 116 and a capacitor 114. Alternatively the second inductor may be provided by leakage inductance within the transformer. A secondary side of the converter includes a secondary winding 120 of the transformer and a rectifying arrangement. The rectifying arrangement may comprise two series connected diodes 122, 124 and two series connected capacitors 126, 128. A buck or boost DC-DC converter may be provided to accept the rectified DC voltage and provide a DC output. A hold-up circuit comprising a capacitor may be provided for holding up the output voltage. The switching converter may have a first mode of operation where the switching frequency is confined to a first range, and a second mode of operation where the switching frequency is confined to a second range.
Patent GB-2527344-A (GB)
Title: Launching aerial devices
Inventor: SMOKER THOMAS WILLIAM
IPC: F41F3/07
Filed: 2014-06-19
Abstract: A launch container apparatus for ejection from a submerged launch platform comprises an enclosure 100 for carrying an unmanned aerial device (such as a UAV) and a surfacing sensor configured to generate a control signal in response to detection of surfacing of the launch container apparatus. Petals 109 are configured to provide buoyancy and stabilization for the launch container apparatus . A petal drive mechanism moves, in response to the control signal, the petals 109 from a folded position to an expanded position.
Patent GB-2514285-A (GB)
Title: Intermediates for a novel process of preparing imatinib and related tyrosine kinase inhibitors
Inventor: LUSIS VIESTURS
IPC: C07D401/04
Filed: 2013-02-12
Abstract: 4-Oxo-2-phenylaminopyrimidine derivatives as intermediates for synth of tyrosine kinase inhibitors, in particular imatinib and nilotinib.
Patent GB-2531722-A (GB)
Title: Solar tile system
Inventor: BENJAMIN BLACKWOOD
IPC: H02S20/23
Filed: 2014-10-27
Abstract: A solar tile system comprising at least one tile module 2 adhesively fixed to underlying roofing tiles 1 or cladding sheets of an external surface, wherein a photovoltaic (PV) material 2.2 is fixed to the upper side. The adhesive 3 is on the under surface of the module base 2.1 and may be polyurethane. The module may cover a plurality of underlying tiles, e.g. single or multiple rows, and the base may be correspondingly stepped on the upper and lower surface to accommodate the multiple rows. The module may also be shaped to match the underlying surface e.g. corrugated (figure 6) or planar. The tiles may be retrofitted to an existing roof, and may be attached without penetrating the roof. There may be multiple rows of PV cells on each module. The base may be plastic or lightweight sheet metal such as aluminum or thin gauge steel, and may range in thickness between 4mm and 24mm.
Patent GB-2521938-A (GB)
Title: Differential spider assembly for a differential gear of a vehicle, in particular a commercial vehicle
Inventor: JUYAL ABHINAV
IPC: F16H48/08
Filed: 2014-12-11
Abstract: A differential spider assembly 10, for a differential gear of a vehicle, comprises a differential spider 12 having a centre sleeve 14 and a plurality of trunnions 16 radially extending from the centre sleeve 14. A plurality of differential pinion gears 18 are rotatably mounted on the trunnions 16, wherein the trunnions 16 and the centre sleeve 14 are formed as separate individual components and the trunnions 16 are supported on the centre sleeve 14 in receptacles or recesses 24 in the centre sleeve 14. A cage 20, which is also formed as a separate one piece individual component, has a centre cavity 22 that accepts the differential spider assembly 10.
Patent GB-2536308-A (GB)
Title: Syphon
Inventor: MARTIN DUDLEY
IPC: E03D1/08
Filed: 2015-05-08
Abstract: A syphon assembly (1 fig 1) for discharging water from a cistern. The assembly includes an inverted, generally U shaped duct (2 fig 1), an open-ended chamber (3 fig 1) and a piston (4 fig 1) movable in the chamber to which a flexible diaphragm 50, 51 is mounted for initiating a syphonic action. The duct includes an upleg (20 fig 1) and a downleg (21 fig 1) and the chamber is fluidly connected to the upleg. The assembly includes a constraining means 52, 53, 54, (35 fig 2) that is configured to constrain at least a peripheral portion of the diaphragm such that it deforms in a substantially predetermined manner. A further embodiment relates to a syphon assembly comprising a diaphragm with a hinged portion. A further embodiment relates to a syphon assembly wherein a valve means comprises two pivotable flaps. A further embodiment relates to a syphon assembly comprising a diaphragm that abuts against a buttress means. A further embodiment relates to a syphon piston comprising a cross member and a plurality of beams extending between the cross member and a peripheral portion of the piston.
Patent GB-2539904-A (GB)
Title: Internal combustion engine injector fuel flow measurement
Inventor: STEPHEN RICHARD TERRY
IPC: F02D41/30
Filed: 2015-06-30
Abstract: A secondary fuelling system is connected electrically and hydraulically to improve the combustion efficiency and emissions of an internal combustion engine configured to be fuelled with a primary lower octane fuel and a controlled quantity of a secondary higher octane fuel. A method of supplying the secondary fuel includes the steps of measuring the quantity of the primary fuel injected in a primary fuel injection event by counting the number of pulses supplied by a pulse width modulated signal to a primary fuel injector used to maintain the injector open for the primary fuel injection event, computing as a function of the pulse count a proportional quantity of the secondary fuel and providing an injector signal to supply said calculated quantity in the same engine cycle or the following engine cycle. The system may comprise pulse counting circuitry.
Patent GB-2542624-A (GB)
Title: Vehicle headrest
Inventor: WALLACE GREIG
IPC: B60N2/48
Filed: 2015-09-28
Abstract: A headrest 8 for a vehicle 2 comprises an elongate support post 12 and a headrest cushion assembly 14, the support post 12 has first and second ends defining an axis of the post, and the support post 12 comprises a rigid root portion 20 at the first end, a rigid stem portion 26 at the second end attached to the cushion assembly 14 and a connecting portion 36 extending between the root portion 20 and the stem portion 26, the connecting portion 36 comprising a flexible member 38, and the flexible member 38 being configured such that the stem portion 26 is movable with respect to the root portion 20 between a first position in which the stem portion 26 is substantially co-axial with the root portion 20 and a second position in which an angle between an axis of the stem portion 26 and an axis of the root portion 20 is no more than 90°. The support post 12 may be received in an elongate bore in a backrest (110 fig. 4) of a seat 4. The headrest 8 folds to enable a clear view over the back of the seat to which the headrest is attached. Flexible member 38 may be a corrugated tubular member made of polymeric or elastomeric material. A clip may retain the headrest 8 in the second, folded position.
Patent GB-2545247-A (GB)
Title: Edge piece
Inventor: Llewellyn Matthews
IPC: E01C13/08
Filed: 2015-12-10
Abstract: The edge piece 100 comprises a section of artificial turf 102 disposed on a resiliently flexible backing member 104 which may be arc-shaped. The backing member may be made of elastomeric foam, polyethylene foam or foam rubber and may comprise a section of insulating material. The edge piece may further comprise an attachment means such as a plurality of screws 108 for attaching the edge piece to a surface.
Patent GB-2546724-A (GB)
Title: Image processing systems and methods
Inventor: ADRIAN JAMES CABLE
IPC: H04N5/225
Filed: 2015-12-11
Abstract: A whiteboard image capture system has a camera configured to capture an image of the whiteboard viewed from an acute angle; and a linear polariser having a plane substantially perpendicular to a plane of the whiteboard and having an axis of polarisation substantially perpendicular to the plane of the whiteboard or within 30° of the perpendicular to the plane of the whiteboard. The camera is configured to capture the image of the whiteboard through the polariser; and a normal to the polariser is directed in a different direction to a direction defined by an optic axis of the camera. The camera may have a rectilinear lens. The system may filter data from the image frames to remove parts of the image frames corresponding to parts of a user or user pen writing or drawing on the whiteboard. The polariser may be curved about an axis perpendicular to the plane of the whiteboard (figure 6b).
Patent GB-2539536-A (GB)
Title: Fuel nozzle assembly including a pilot nozzle
Inventor: BRYAN WESLEY ROMIG
IPC: F23R3/34
Filed: 2016-04-11
Abstract: A fuel nozzle assembly 100 has a center body 102 having a pilot air passage 142 and a pilot fuel passage 144 defined therein. A pilot nozzle 106 having a plurality of premix passages 134 is disposed within a downstream end portion 108 of the center body. Each premix passage has an inlet 136 that is in fluid communication with the pilot air passage, an outlet 138 that is positioned axially downstream from the inlet and a fuel port 140 that is in fluid communication with the pilot fuel passage. An outer sleeve 110 can be coaxially aligned with and radially spaced from the center body so as to define an annular passage 112 therebetween. A strut 114 extends radially outwardly from the center body to the outer sleeve. The fuel nozzle assembly can further include an inlet passage that is in fluid communication with the pilot air passage. The inlet passage extends through the outer sleeve, the strut and the center body to provide a flow (164 Fig 4) of pilot air into the pilot air passage. The pilot air passage and the pilot fuel passage can both be annular.
Patent GB-2542226-A (GB)
Title: A flood barrier
Inventor: ROBIN HARRIS
IPC: E06B9/00
Filed: 2015-09-10
Abstract: A flood barrier 10 for an aperture, comprising a first section 12 and a second section 14, slidably connected to the first section. A first seal (32, Fig. 5) is located between the two sections. A second seal 34 is located around the outer perimeter of the first and second sections. A securing arrangement 52, for securing the barrier within an aperture, is provided. The panels can slide between a first position (Fig 1), in which the sections substantially overlap, and a second position in which the two panels are extended laterally with respect to one another. The second seal comprises a first sealing portion, located substantially around the outer perimeter of the rear surface of the first section and a second sealing portion, locate substantially around the outer perimeter of the second panel. The securing arrangement may include a plurality of removable brackets.
Patent GB-2547495-A (GB)
Title: Pressure monitoring cushion
Inventor: GAVIN HUGH JAMES
IPC: G08B21/22
Filed: 2016-02-17
Abstract: A pressure monitoring cushion 10 comprises first and second pressure sensors, a controller 34 configured to receive input from the pressure sensors, output means 36 controlled by the controller, and a power source. Each pressure sensor includes first and second electrical conductors 18, 20, 24 and a resilient electrical insulator 22, 26 disposed between the electrical conductors. Each electrical insulator includes one or more apertures 28, 30 through which the adjacent electrical conductors come into contact when a threshold pressure is applied to the cushion. The electrical conductors of the first pressure sensor come into contact at a first threshold pressure, and the electrical conductors of the second pressure sensor come into contact at a higher second threshold pressure. The controller triggers an output from the output means after a predetermined period of time has elapsed with contact between the electrical conductors in the first and/or second pressure sensors. The invention may be for use with patients who spend long periods of time in one position in order to reduce the risk of pressure ulcers forming. In embodiments, the output means can alert a nurse that a patient needs to be moved.
Patent GB-2541133-A (GB)
Title: Interrupt generating unit
Inventor: JOAR OLAI RUSTEN
IPC: G06F13/24
Filed: 2015-06-16
Abstract: A microcontroller 2 has a processor 6, peripherals 18, 20, 22, 24, 26, a programmable peripheral interconnect (PPI) 10, and an interrupt-generating unit 17. An event generating one of the peripherals 18, 20, 22, 24, 26 is configured to signal an event to the PPI 10. The interrupt-generating unit 17 is arranged to send an interrupt to the processor 6 in response to receiving a task signal from the PPI 10. The PPI 10 is configured to access a memory in which a mapping can be stored between (i) an event of a first peripheral 18, 20, 22, 24, 26 and (ii) a task of the interrupt-generating unit 17, so as to cause the PPI 10 to respond to a signal of the event from the first peripheral by sending a task signal for the task to the interrupt-generating unit 17.
Patent GB-2540519-A (GB)
Title: Real time tool erosion prediction monitoring
Inventor: NICHOLAS J CLEM
IPC: G06F9/455
Filed: 2015-03-25
Abstract: A method, system and computer-readable medium for estimating a life expectancy of a tool used in a pumping operation is disclosed. A property of the tool is obtained and a pumping parameter of the downhole operation is selected. The pumping parameter is related to erosion of the tool. A value of the pumping parameter is measured during the pumping operation. The life expectancy of the tool is estimated during the pumping operation using the obtained property of the downhole tool and the measured value of the pumping parameter. The value of the pumping parameter may then be changed to a new value in order to affect the life expectancy.
Patent GB-2542985-A (GB)
Title: Power conversion device and refrigeration cycle device
Inventor: KENTA YUASA
IPC: H02M5/45
Filed: 2014-09-05
Abstract: The present invention is provided with: a rectifier (2); a boost circuit (30) for boosting an output voltage of the rectifier (2); a smoothing capacitor (12) for smoothing the output voltage of the boost circuit (30); and an inverter circuit (13) for driving a motor (16) by converting a direct current voltage of the smoothing capacitor (12) into an alternating current voltage, said motor constituting a part of a device to be supplied with the converted voltage. Furthermore, the present invention is provided with a reactor (5), a first backflow prevention element (6), a second backflow prevention element (7), a first switching element (8), a second switching element (9), an intermediate capacitor (11), and a control device (20) that controls the first switching element (8) and the second switching element (9).
Patent GB-2549168-A (GB)
Title: Pretensioning, force-limiting seat belt assembly
Inventor: DEAN JARADI
IPC: B60R22/46
Filed: 2017-02-02
Abstract: A seat belt assembly 20 for a vehicle includes a pretensioner 40, and a cable 50 connected to the pretensioner 40. The seat belt assembly includes a torsion bar 60 having a plurality of teeth. The cable 50 has slots (52 Fig. 3) interlocking with the teeth (70 Fig. 3). During a sensed impact of the vehicle, the pretensioner 40 is activated to retract the cable 50 to pretension the seat belt assembly 20 relative to an occupant of the vehicle (99 Fig. 1). The interlocking of the slots (52 Fig. 3) with the teeth (70 Fig. 3) exerts torsional forces on the torsion bar, which yields to reduce forces on a chest of the occupant (99 Fig. 1). The invention may also feature a seat frame 14 and a ratcheting means for permitting the cable 50 to freely slide in a first direction (D1 Fig. 3) and lock in a second direction (D2 Fig. 3) opposite the first, unless a minimum tensile force is applied to the cable 50.
Patent GB-2546649-A (GB)
Title: Earth formation crushing model
Inventor: XIANWU LING
IPC: E21B10/00
Filed: 2014-11-20
Abstract: A method includes receiving, at a computer, an Earth formation characteristic and a cutter characteristic of a cutter of an Earth drill bit and determining, with the computer, a cutting characteristic at an interface between the Earth formation and the cutter based on the Earth formation characteristic and the cutter characteristic using an Earth formation crushing model operating on the computer. The Earth formation crushing model includes an empirical determination of stress at the interface in a first of three mutually perpendicular axes and determinations of stress in the remaining two mutually perpendicular axes that are mathematical functions based on the empirical determination of stress. The method also includes outputting the determined cutting characteristic.
Patent GB-2561158-A (GB)
Title: Pet door control system
Inventor: JEREMY OATES
IPC: E06B7/32
Filed: 2017-03-27
Abstract: A pet door comprising a frame housing an openable flap 10, a manual locking unit 15 comprising a rotatable dial 16, movable between at least an one engaged position and one disengaged position with the flap, and a latch 21, movable between an engaged position and disengaged position, movement between the engaged position and disengaged position controllable by an automatic control means, the rotatable dial including a position which prevents the operation of the latch. Preferably the dial has five positions corresponding to various locked/unlocked condition. In one position (Fig 4a) a lip on the dial (27) engages with a lever 20 which forces the latch 21 into the retracted position. A spring 31 preferably biases the latch in the deployed position. A timer may be used to control the motor 25 to move the latch, alternatively a light sensor for detecting day time or night time.
Patent GB-2544943-A (GB)
Title: Process for making coffee beverages with less bitterness, and apparatus for making caffé depurato
Inventor: MICHAEL JAMES FEARN
IPC: A47J31/18
Filed: 2015-08-02
Abstract: Disclosed is a method for producing a coffee extract with less bitterness, the method comprising the steps of: a) providing a coffee brewing vessel comprising an intimate mixture of coffee grounds and an aqueous medium; b) reducing the pressure in the coffee brewing vessel so as to be in the range of 3.4 - 84.7 kPa (1-25 inHg); c) brewing the coffee at reflux whilst maintaining the pressure in the range of 3.4 - 84.7 kPa; and d) increasing the pressure in the coffee brewing vessel to atmospheric pressure. Also disclosed is Caffe` Depurato obtained by the above method which has a noticeably improved flavour relative to other conventional brewing processes, and which also possesses less bitterness. Further disclosed is a coffee reflux extraction apparatus comprising: a coffee brewing vessel; a cannula; one or more vacuum pumps for reducing the pressure in the coffee brewing vessel to the range of 3.4 - 84.7 kPa (1-25 inHg); a steam condensing means having an evacuation means; and a collection vessel having a collection vessel evacuation means; wherein the apparatus is configured for the extraction of coffee grounds at reflux for a predetermined time period at a pressure in the range of 3.4 - 84.7 kPa (1-25 inHg); and wherein the apparatus is further configured to subsequently transfer hot liquid from the coffee brewing vessel into the collection vessel via the cannula under the action of a pressure differential provided by one or more of the vacuum pumps and mediated through said evacuation means.
Patent GB-2562997-A (GB)
Title: Building connection arrangement
Inventor: David Maney
IPC: E04B2/76
Filed: 2017-04-27
Abstract: A clip (2) for fitting between a first component (6) and a second component (4) in a building structure, the clip including a first member (8), a second member (10) and a connecting portion (12) connecting the first member (8) to the second member (10); the first member (8), the second member (10) and the connecting portion (12) forming a space (38) in which a portion of a leg (18) of the second component (4) is adapted to reside; the first member (8) and the second member (10) adapted for engagement with the portion of the leg (18) of the second component (4). A threaded fixing for securing the clip is also provided.
Patent GB-2563087-A (GB)
Title: Methods, systems and devices for image acquisition
Inventor: PAUL LYNCH
IPC: H04N7/18
Filed: 2017-06-04
Abstract: A system and methods of acquiring an image of a target (20, fig 5a). The system has a data processing device and one or more remote cameras (2, fig 5a). The data processing device requests data specifying a target from the camera(s) S103; and the camera(s) acquire and an image of the target S104 and transmit the image to be accessed by a user via the data processing device S107. The system may be used in for example a football stadium (50, fig 5a), a sports track stadium (60, fig 5c) or a concert hall (70, fig 5c). The target may be the data processing device which may be associated with the user; for example the target device may be associated with a user running a race at a sports track stadium (fig 5b). The data processing device may send location data of the target to the camera(s) S106, where the location may be the location of the data processing device.