baber/WOPTO huggingface dataset:
Patent GB-2180961-A (GB)
Title: Washing machines and control systems therefor
Inventor: LYNCH PAUL PATRICK
IPC: D06F34/08
Filed: 1986-09-17
Abstract: An automatic washing machine has a control system incorporating a microprocessor for progressing through a number of different selectable wash programmes, in at least one of which it controls electrically energisable means operative to maintain the wash liquid temperature constant at two or more predetermined values, increasing in steps, for respective periods of time, and also controls means for agitating the wash liquid either continuously or intermittently for predetermined times during such periods. <IMAGE>
Patent GB-2180264-A (GB)
Title: Corrosion resistant steel components and method of manufacture thereof
Inventor: DAWES CYRIL
IPC: C23C8/02
Filed: 1986-10-08
Abstract: To impart good salt spray corrosion resistance to alloy steel components, such components are heat-treated in a gaseous atmosphere to produce an epsilon iron nitride or carbonitride layer, and cooled. The surface is then subjected to a lapping or other mechanical surface finishing process prior to being oxidised to provide an oxide-rich surface layer.
Patent GB-2188012-A (GB)
Title: Brake-steering in a motor vehicle
Inventor: LUX GEROLD
IPC: B62D9/00
Filed: 1986-11-20
Abstract: A brake-steering system for a motor vehicle, especially a tractor or an agricultural machine, comprises a steering-braking change-over valve (2) functionally connected with both the braking system and the steering system of the vehicle. The valve (2) is arranged to be actuated by the steering system at a certain, preferably the maximum, turning angle of the steerable wheels, whereby a control piston of the valve (2) is deflected out of a neutral or central position, in which it is otherwise constantly held by springs and in which a master cylinder (5) stands in communication with all wheel brake units (8, 8', 10, 10') for braking during normal operation, into a respective end position which corresponds to the direction of the turning angle and in which the master cylinder stands in communication only with the brake unit (8 or 8') of the associated rear wheel able to be brake-steered. <IMAGE>
Patent GB-2186658-A (GB)
Title: Flexible elongate tubular article
Inventor: GOWARD STANLEY HAROLD
IPC: G02B6/44
Filed: 1987-02-13
Abstract: A hose or conduit 10 to withstand the combination of a high pressure differential and an externally applied tensile loading comprises an outer fluid sealing layer 12 and an inner support layer which provides radial support for the fluid sealing layer 12. The fluid sealing layer 12 is in the form of a tubular body 20 of polymeric material having embedded therein reinforcing elements which extend helically, preferably at an angle in the range of 25 DEG  to 45 DEG , relative to the length of the layer. The support layer is comprised by a plurality of support rings 13 successive pairs of which have part or substantially part spherical or cylindrical shaped bearing surfaces (Fig. 8, not shown) to permit relative movement of successive rings 13 as the hose or conduit 10 is flexed. The hose bore may carry spiders (72, Figs. 5, 6 not shown.) supporting an internal tension wire (70). The rings 13 may have cooperating lips (48) and ribs (45, Fig. 3 not shown), and may have external grooves (82, Fig. 7 not shown) carrying stabilizing wires. The conduit 10 may house hydraulic, electrical or optical cables. <IMAGE>
Patent GB-2195142-A (GB)
Title: Slide bolt device
Inventor: KAVANAGH HENRY
IPC: E05C1/04
Filed: 1987-03-31
Abstract: There is disclosed a slide bolt device whose bolt member is located in the interior of a door 12 or window a stud 18 extends outwardly from the bolt member 14 to handle means 20 on the face of the door by which the bolt member may be extended to engage a keeper 15 in the surrounding frame 16. A screwed stud 34 may be provided to extend into the keeper 15 and engage a recess 30 in the end of the bolt member to secure same. <IMAGE>
Patent GB-2197839-A (GB)
Title: Chain hauled conveyor belt
Inventor: ARSUAGA SARASOLA JAVIER
IPC: B65G23/16
Filed: 1987-11-23
Abstract: A chain-hauled conveyor belt comprises a conveyor belt resting on rollers (R), a link chain attached to the belt, a drive unit and a conveyor belt returning apparatus. The conveyor belt is characterised in that the drive consists of a motor (M), a reducing gear (N) with a series of drive shafts and a series of pinions which engage with racks (P) which in turn engage the belt chain to drive same, the belt and chain passing over a return drum with a central groove to accommodate the chain. The rack (P) comprises a series of links joined by pins. The series of pinions are positioned in pairs on opposite sides of the belt chain. A plurality of drive units may be provided along the conveyor length. <IMAGE>
Patent GB-2212737-A (GB)
Title: Apparatus and process for carrying out a chemical reaction in a fluidized bed
Inventor: BARNES PETER HADDON
IPC: B01J8/18
Filed: 1987-11-27
Abstract: Apparatus for carrying out a chemical reaction in a fluidized bed of solid particles comprises:-   (a) a vertical housing 3 comprising a reaction zone 1 located in the lower part of the housing and a disengaging zone 2 located in the housing above the reaction zone. (b) a fluidizing gas inlet 4 connecting with the lower part of the reaction zone, (c) a gas outlet connecting with the upper part of the disengaging zone, and (d) a plurality of horizontal heat-exchanger tubes 5 arranged in the reaction zone, the tubes having an inlet 6 and an outlet 7 for heat-exchange fluid, the tubes being arranged in a horizontally confined heat-exchanging zone 12 having a cross-sectional area which is less than half the cross-sectional area of the reaction zone 1, which heat-exchange zone is open at its upper end and has, at its lower end, an outlet 13 for particles provided with flow control means 4. The invention further provides a process for carrying out a chemical reaction in said apparatus. <IMAGE>
Patent GB-2200070-A (GB)
Title: Shearing machine
Inventor: GALE WILFRED ERNEST
IPC: B23D35/00
Filed: 1987-12-01
Abstract: The invention provides a shearing machine for sheet materials incorporating a blade 4 relatively movable with respect to lateral die elements 8,9 so as to shear a portion of the material corresponding substantially to the width of the blade, the blade also coacting with a front die element (10, Fig. 3) in which at least one lateral die element is mounted on a carrier 13 which is movable at least in part laterally with respect to the general support structure 1 of the machine. Manually-operable means such as a turnbuckle device 18-20 ads between the carrier and the support structure for adjustment of the carrier and of the die element carried thereby, laterally with respect to the blade, to vary the cutting clearance to suit the material being cut. The carriers may be initially outwardly splayed by screw and nut devices 16, 17. The front die is held down on blocks 12 by springs within a block 22 and is positioned by dowels (23, Fig. 3). Carriers (25 Figs. 4 & 5), more rigid than carriers 8, 9, are adjustable at both ends by an arrangement of nuts and parallel levers (28-36). <IMAGE>
Patent GB-2202225-A (GB)
Title: Cement for use in working gemstones
Inventor: LEIBOWITZ ALEC
IPC: C08K3/00
Filed: 1988-02-11
Abstract: In order to enable a gemstone, e.g. a diamond, to be centered on a dop for bruting, the gemstone is held on the dop using a cement which is a self-hardening liquid adhesive incorporating a fine mesh size filler which is wettable by the adhesive. The cement preferably comprises an epoxy adhesive and the filler may be alumina, silicon carbide or glass. The gemstone is centered before the cement sets, and the setting of the cement may be accelerated by heating. After bruting, the gemstone can be removed by heating the dop and stone to 150 DEG C.
Patent GB-2210537-A (GB)
Title: Power saving telemetry device
Inventor: TOUBKIN WALTER
IPC: G01F23/00
Filed: 1988-04-15
Abstract: A telemetry device 10 has a transmitter 14 and a sensor 12 with the transmitter 14 arranged to transmit data obtained by the sensor 12. The device comprises means 18-28 for initiating data transmission at pre-set intervals, power control means 16, 20, 22 for controlling the supply of power to the sensor 12 and including time control means which control the time of commencement of the said supply of power and the duration for which power is supplied to the sensor 12 such that data collection by the sensor 12 is completed substantially at the time of each transmission. Facilities for switching between different pre-set periods and a fully quiescent state are also described. The sensor may be a pulse-echo type transducer or a float switch monitoring the level of a river. <IMAGE>
Patent GB-2217729-A (GB)
Title: Preparation of Squalane
Inventor: TRAVERIA CASANOVA TOMAS
IPC: C07C9/22
Filed: 1988-04-29
Abstract: The invention relates to a process for obtaining Squalane by subjecting the sub-products of the refining of olive oil to a saponification with a strong alkali, followed by a process for extracting the non saponifiable substance by means of distillation by dragging of steam and hydrogenation of the distilled product which is purified by means of deodorization, deparaffination by crystalizing and filtering at a low temperature.
Patent GB-2222752-A (GB)
Title: Fishing trawl
Inventor: MUNRO JOHN ALEXANDER
IPC: A01K73/02
Filed: 1988-05-25
Abstract: A middle bridle trawl comprises two wing sections 1, attached to a tapering bag 2 and a top sheet section 3. The combination wire ropes 4 onto which 1, 2 and 3 are mounted have spliced eyes to facilitate attachment of the three pairs of bridles. Left and right bridles 5 are attached to otterboards 7, middle bridles 6 to a sledge 8. In operation the arrangement of middle bridles and top sheet section allow greater width and height therefore a greater fishing capacity than is available with existing trawls. <IMAGE>
Patent GB-2225370-A (GB)
Title: Fire escape pouch to release window rope
Inventor: HAYWARD DAVID
IPC: E06C9/14
Filed: 1988-11-25
Abstract: The escape system comprises an ejector cradle 14 accommodated in a pouch 2 which is arranged to hang below a window sill. The cradle 14 houses a rope 4, one end of which is attached to the wall 30 below the window sill, and the other end of which is coupled to a strap 12.   The pouch 2 comprises a folded-over length of flame resistant material secured along opposite edges by a Velcro (RTM) fastening strip. The cradle 14 is stitched to the pouch 2 in such a manner that when the pouch 2 is opened the cradle 14 becomes stretched taut. If the operation is performed swiftly, the pouch 2 will eject the rope 4 which it accommodates through the window so that it extends from the window to the ground and so allows personnel to escape. <IMAGE>
Patent GB-2225541-A (GB)
Title: Horse racing game
Inventor: SLINGO JAMES RALPH
IPC: A63F3/00
Filed: 1988-11-30
Abstract: The game apparatus comprises a board laid out with a segmented track simulating a race-course, markers representing horses, dice, play money and betting odds cards.
Patent GB-2229509-A (GB)
Title: Epicyclic friction gearing
IPC: F16H13/06
Filed: 1989-02-07
Abstract: Epicyclic friction gearing utilizing a double pair of epicyclically driven wheels and comprising first and second wheel B, F eccentrically mounted on a shaft D and friction contacting surrounding wheels of the pairs is characterized by one wheel of each pair being provided with a compliant layer L of elastic material which when compressed produces the friction force necessary to transmit torque. Various wheel constructions embodying compliant layers are disclosed (see Figs 5-7). For example the wheel may comprise inner and outer rings connected together by flexible side walls with the cavity therebetween filled with compressed air (Fig 5). Alternatively the wheel may incorporate a solid star-shaped layer of compliant material (Fig 6); the peaks and troughs of the star may comprise cylinders filled with compressed air (Fig 7). Arrangements utilizing magnetic fields (permanent or electromagnetic) between the wheels of each pair are disclosed (see Fig 8). <IMAGE>
Patent GB-2229908-A (GB)
Title: Hanger with adjustable garment clamps
Inventor: DUESTER EVERETT L
IPC: A47G25/48
Filed: 1989-04-03
Abstract: An article hanger (10) particularly useful for clothing has an elongated, non-circular, beam-like body (11) along which article gripping clamps (30) are slidably mounted for adjustment in spacing. The beam-like body passes through an article receiving chamber (58) formed between the jaws of the clamps. The clamps have spaced strap-like members (40) which extend around and embrace the beam-like body. The face of the body directed into the chamber is exposed between the straps and has an irregular or unsmooth surface (18, 19) against which the article is pressed by the clamps to create a frictional grip resisting creep of the clamp lengthwise of the body. Also the spring clip (30) holding the clamp closed engages the back face of the body to further resist creep. <IMAGE>
Patent GB-2241524-A (GB)
Title: Refuse collecting apparatus
Inventor: EDWARDS ANDREW MARC
IPC: E01H1/08
Filed: 1990-03-03
Abstract: Refuse collecting apparatus comprising a housing from which extends a movable suction pipe (14), and within the housing an engine (22) driving a fan (24) for sucking refuse through the suction pipe into a chamber from which the refuse falls into a collecting space (30) from which refuse is ejected into a waste compartment (32) by a compactor unit (26). <IMAGE>
Patent GB-2244498-A (GB)
Title: Space saving stair
Inventor: KHAN MOHAMMED ANWARUDDIN
IPC: E04F11/025
Filed: 1990-03-05
Abstract: A stair for use in a restricted space is longitudinally divided into two side-by-side halves of equal rise and pitch, the two halves being out of phase by half the rise. One half is for the left foot and the other for the right. Two parallel such stairs may be arranged side-by-side. <IMAGE>
Patent GB-2243628-A (GB)
Title: Hollow brick
Inventor: SU CHEA-TSAI
IPC: E04C1/41
Filed: 1990-05-05
Abstract: A hollow brick having a reduced weight and a heat-insulating function is provided. The hollow brick is of generally rectangular cross section with 6 side surfaces 21 to 26 and is provided with a plurality of hollow spaces 31, 32 and 33 which are isolated from all of the side surfaces and which contain stagnant air serving as a heat-insulating medium. <IMAGE>
Patent GB-2234732-A (GB)
Title: Counterweight handling device
Inventor: TODA TADASHI
IPC: B66C23/74
Filed: 1990-06-15
Abstract: A counterweight handling device for a crane, whereby said counterweight (20) can be fixed on a counterweight mounting frame (1) fixed on the rear end of swing frame after lifting up to the determined height by using chains (14) driven by lift cylinders (11, 12) and by fixing the weight on supports (2 or 3a). The supports can be rotary latches (2) or spring pins (3a) engaging in recesses (25) in vertical grooves (24) or V-shaped notches (25a) respectively. The lifting gear is accommodated in vertical grooves provided in the weight (20). <IMAGE>
Patent GB-2238739-A (GB)
Title: Metallurgical vessels
Inventor: AMSLER HEINRICH
IPC: B22D11/10
Filed: 1990-12-05
Abstract: A metallurgical vessel (10) includes an outlet (12) and apparatus (20) for connecting a pouring tube (30) to the outlet. The apparatus (20) includes a support arm (22) which is movable parallel and transverse to the axis (A) of the outlet opening (12) and carries at least one pouring tube (30) and a closure element (40) with a closure surface (40') which is coplanar and substantially contiguous with the upper end surface (30') of the or each pouring tube (30). The support arm (22) is movable transversely between a position in which the pouring tube or one of the pouring tubes (30) is beneath the outlet opening and a position in which the closure surface (40') is beneath the outlet opening and forms a seal with it. <IMAGE>
Patent GB-904527-A (GB)
Abstract: 904,527. Endless conveyers. MAK MASCHINENBAU KIEL A.G. Sept. 9, 1959 [Oct. 4, 1958], No. 30789/59. Class 78 (1). [Also in Group IX] Apparatus for laying fibres or particulate material on a moving apron includes a conveyer apron which is guided over a plurality of rolls, some of which are mounted on two carriages that move in opposite directions for different distances in such manner that the length of path of the material remains constant. The conveyer apron 2 is guided over rolls 8, 9 on a carriage 11 and roll 10 on a carriage 12 and over stationary rolls 3-7. A draw element 14, e.g. a chain, is so connected to the carriages 11, 12 that, as the lower carriage 12 is traversed across the aprong 25, the upper carriage 11 is moved in the opposite direction over half the distance. To support the fibres between upper and lower sections of the conveyer belt 2, an additional belt 20 is arranged to pass over rolls 21, 22 or over rolls 21 and 4. Scrapers 23, 24 are provided adjacent the apron 2, which may be formed of synthetic resinous plastic material having its surface treated so as to be antistatic, or it may be a lattice.
Patent GB-2243159-A (GB)
Title: Bearing steel and rolling bearing made thereof
Inventor: NARAI HIROSHI
IPC: F16C33/30
Filed: 1991-06-06
Abstract: A long-lived bearing steel and a long lived rolling bearing made of the steel are disclosed. The steel contains a number per 100 mm<3> of oxide or oxide base inclusion particles having an average particle size of from 10 to 15  mu m of 100 or less.
Patent GB-2246639-A (GB)
Title: Testing and calibrating LCR meters
Inventor: BROWN ROBERT FRANK
IPC: G01R35/00
Filed: 1991-06-21
Abstract: A method of performance verification of an LCR meter which incorporates a common measuring circuit (38) and a mixer (40) comprises verifying the operation of the meter at low frequencies and over its entire impedance measurement range, setting the mixer to cause the meter to measure at high frequencies, measuring the error due to the mixer non-linearity using a reduced drive signal level (10) and verifying the remaining circuit elements by standard testing routines. A method of calibrating an LCR meter so as to obtain high frequency calibration offset values to enable the meter to operate accurately with arbitrary cable and fixture (20) errors comprises measuring a reference standard of known frequency characteristic at a low frequency, repeating the measurement at a higher frequency, comparing the reading with the expected reading from the frequency characteristic and calculating the calibration constant for the higher frequency. <IMAGE>
Patent GB-2263964-A (GB)
Title: Water heater
Inventor: FARINA ALFRED JOSEPH
IPC: F24H1/43
Filed: 1992-02-06
Abstract: A water heater comprises a replaceable aluminium plug 48 having a blind bore 50. The aluminium has an affinity for chlorine in the combustion products produced by a gas burner 22. <IMAGE>
Patent GB-2254771-A (GB)
Title: Beverages containing defoaming agent
Inventor: SUWA NOBUYUKI
IPC: A23F3/16
Filed: 1992-04-21
Abstract: A beverage such as milky tea or coffee contains 0.001 to 0.1% by weight of an anti-foaming agent which effectively comprises (a) a sucrose fatty acid and/or (b) an unsaturated fatty acid each of 12 to 22 carbons and average substitution degree 4 to 7; preferably (a) is a mixture of 1:5 to 5:1 of sucrose fatty acid esters of respective melting points higher than 30 DEG C and not lower than 50 DEG C. Preferred combinations include a sorbitan, glycerol or polyglycerol fatty acid ester. A hydrophilic emulsifying agent may also be present. A sucrose fatty acid may be used which contains many monoesters or diesters. The anti-foaming agent is added to the beverage, e.g. as an emulsion, the beverage is filled into canisters, especially of aluminum, liquid nitrogen is added to pressurize and the canister is sealed. The foaming of the beverage after it is opened is much reduced.
Patent GB-2257596-A (GB)
Title: Backward compatible video recordings using folding luminance spectrum
Inventor: WEDAM WERNER F
IPC: H04N9/83
Filed: 1992-05-05
Abstract: To record a full bandwidth video signal on a limited bandwidth recording medium, high frequency components of the luminance spectrum are folded into low frequency components 22. A compatible signal for recording is available at the output of adder 44 after low pass filtering 50. The proportion of the folded luminance signal and unprocessed luminance signal forming the signal to be recorded may be controlled by complementary, programmable attenuators 40, 48 under user operation 56 to control the degree of compatibility/quality (which are reciprocal) achievable with the corresponding playback circuitry (fig 2). The control input to the programmable attenuators is also recorded and used, in the corresponding playback circuitry to apply the appropriate degree of amplification to the folded luminance signal. <IMAGE>
Patent GB-2257760-A (GB)
Title: Brake booster
Inventor: WATANABE MAKOTO
IPC: B60T7/12
Filed: 1992-07-07
Abstract: A brake booster operated automatically on switching of valve 43 to connect chambers A', B, D with atmosphere comprises a bellows 17 defining chamber A' and having a rear bead 17b displacement of which is prevented on expansion of the bellows. As illustrated, the rear bead is sandwiched between an annular recess 9b formed in the inner periphery of a front power piston 9 and a retainer 45 which is a press fit over the outer periphery of a valve body 7 thereby effectively preventing failure of a hermetic seal in the region where the rear bead is connected. In a first alternative embodiment, the rear bead (117b, Fig 3) is sandwiched between the annular recess (109b) and a flange (107e) on the valve body, and, in a second alternative embodiment, the rear bead (217b Fig. 4) is retained against the inner surface of a passage (223) in the valve body by a retainer (239). <IMAGE>
Patent GB-2257967-A (GB)
Title: A process for preparing a compost substrate
Inventor: WILSON RONALD CHRISTOPHER
IPC: C05F17/00
Filed: 1992-07-15
Abstract: A compost substrate for use in the cultivation of mushrooms is prepared from a mixture of straw, poultry litter and water which is composted and then subjected to a peak heating cycle which comprises an equalising phase, a warm up phase, a pasteurizing phase, a conditioning phase and a cooling down phase. Air is passed through the composted mixture during all phases. The composted mixture is maintained at a temperature of approximately 58 DEG C during the pasteurizing phase and at a temperature of approximately 48 DEG C during the conditioning phase. The temperature of the composted mixture is reduced between the pasteurization phase and the conditioning phase in step changes of 5 DEG C per hour.
Patent GB-2258150-A (GB)
Title: Beds
Inventor: BROTHERTON WILLIAM ALAN
IPC: A47C19/00
Filed: 1992-07-24
Abstract: A bed 10 comprises a pair of longitudinal members 12 and a pair of transverse members 14 which are secured together at A at intersections 16 between their ends to produce a lattice-like supporting structure 18. The members 12 and 14 may be secured together at the intersections by means of mutually cooperable slots. The free ends of the members 14 and 12 may be releasably fastened to side members 34 and end members 36 respectively, at B, to define a rectangular frame which may itself be releasably joined together at the corners thereof (C). <IMAGE>