baber/WOPTO huggingface dataset:
Patent GB-2047013-A (GB)
Title: Fire or smoke detector apparatus
IPC: G08B17/00
Filed: 1979-04-12
Abstract: A fire or smoke detector apparatus includes a socket 1 adapted to be electrically coupled to a selected one of a plurality of different types of detector head (not shown). In the embodiment shown, the socket 1 includes a resiliently deformable portion 8 having projections 7 selectively engageable with recesses 5 or recesses 6 to locate the portion 8 in one of three positions. The portion 8 defines a gap 12 and a recess 9, and a part-circular projection 4 on the socket defines a further gap 3. The positions of the projections on the different heads are such that only a head whose characteristic corresponds to that selected by the position of the portion 8 can be coupled to the socket 1. Markings 13 on the socket 1 indicate the selected detector head characteristic. In other embodiments, screws or screwed on projection members are selectively positioned on the socket to determine which of the plurality of detector heads may be electrically connected thereto. <IMAGE>
Patent GB-2019342-A (GB)
Title: Drive for a radial scraper mechanism
IPC: E02F3/54
Filed: 1979-04-23
Abstract: This invention relates to a drive for a radial-scraper mechanism comprising a hauling cable drum I connected to a back-haul drum 2, the connection including an inserted coupling 3, a hydraulic system driven by an electric motor 9 and a reservoir 11 for the hydraulic system and a pump 10 driven by the electric motor 9 wherein the pump is a constant head pump. The hauling cable drum 1 and the back-haul drum 2 are each provided with a hydraulic motor 7, 8 and a hydraulic control means 12 is arranged between the latter and the constant head pump 10. <IMAGE>
Patent GB-2050459-A (GB)
Title: Moulding Paste
IPC: B29C48/07
Filed: 1979-05-25
Abstract: A moulding paste, comprising an aqueous suspension of a fibrous or particulate material particularly newsprint pulp, and a water-binding material such as starch, which chemically binds substantially all of the water present. The paste can be used to produce formed articles such as paper plates and tubes by techniques such as injection moulding, and extrusion, without de-watering in the die or nozzle.
Patent GB-2032232-A (GB)
Title: Fishing line attachment
IPC: A01K95/00
Filed: 1979-07-05
Abstract: An attachment for an angler's fishing line for connection to the line adjacent to a sinker weight has releasable anchor members 13b adapted to engage in the sea or river bed after casting. The members 13b are pivotally secured to the attachment to pivot on line retrieved to release line and weight. The anchor means may also take the form of flexible or resilient blades. <IMAGE>
Patent GB-2026363-A (GB)
Title: Process for shaping metal alloy products
IPC: B22D27/09
Filed: 1979-07-17
Abstract: A semi-solid metal alloy charge is shaped under pressure in a die (1, 2, 3, 4). The metal alloy contains discrete degenerate dendritic primary solid particles, in a concentration from 30 to 90% by volume based upon the volume of the alloy, suspended homogeneously in a secondary liquid phase. The process is characterized by low pressures of 25 to 5000 psig and very rapid shaping and solidification times (maximum of 1 m). The process produces complex, close tolerance, high quality metal alloy parts, eg automotive wheels. <IMAGE>
Patent GB-2029274-A (GB)
Title: Recovery of metal concentrates from mineral ores
IPC: C07D213/70
Filed: 1979-07-24
Abstract: A process for the recovery of metal concentrates from mineral ores containing a metal or metals in the form of their sulphides and/or oxides, comprises subjecting the crushed ore to a froth flotation process in aqueous medium, using, as collector, a 2- mercapto aromatic amine represented by the general formula:   <IMAGE> where the substituents R<1> to R<4> which may be the same or different, are alkyl or cycloalkyl groups, hydrogen atoms, or aryl groups, or two adjacent substituents R<1> to R<4> may constitute a fused ring, provided that R<1> to R<4> are not all hydrogen atoms and that substituents R<1> to R<4> together contain from 4 to 10 carbon atoms. The amines may be used as alternatives to the commonly used xanthates as ore flotation collectors and are especially suitable for use in the concentration of copper-containing ores. 4-t-butyl-2- mercaptopyridine and 2- mercaptoquinoline are specifically mentioned.
Patent GB-2029749-A (GB)
Title: Disc record mould block diffusion bonding apparatus
IPC: B23K20/02
Filed: 1979-08-16
Abstract: In apparatus for diffusion bonding of disc record mould blocks by the application of heat and pressure to the component parts thereof, the pressure is applied by rams 12, 11 via platens 21, 22, and an evacuable space surrounding the component parts is bounded by said platens and an axially compressible substantially cylindrical member. As shown, the latter comprises two separable resilient parts 23, 24 sealed by an "O"-ring 25. The heating is effected by induction coils 27. Several blocks A-D may be bonded in a single operation. Argon is used both during evacuation, to sweep oxygen from fluid channels in the mould blocks, and for cooling after bonding. <IMAGE>
Patent GB-2033720-A (GB)
Title: The appliance of ancillary equipment to agricultural tractors
IPC: A01B59/06
Filed: 1979-10-19
Abstract: A fitment can be used on agricultural tractors to enable them to carry and operate ancillary equipment such as mowers, hay cutters, snow ploughing machinery. The fitment, which can be applied to the front of a tractor to increase the multiple utility of the vehicle, and which can be quickly applied and detached, comprises a frame (1) including a crosspiece (4) for mounting at the front of the chassis of the tractor, longitudinal bearers (2, 3) connected to the crosspiece, and means for lifting the equipment including two open-ended pockets (5) for receiving the equipment, a pivot (6) for these pockets, and hydraulic units (7) for operating the pockets. <IMAGE>
Patent GB-795722-A (GB)
Abstract: 795,722. Electric measuring systems. BENDIX AVIATION CORPORATION. Nov. 30, 1954 [Dec. 1, 1953], No. 27048/56. Divided out of 795,721. Drawings to Specification. Class 40(1). The subject-matter of this Specification is included in Specification 795,721, from which the present Specification is divided, but the claims relate to a system for displacing an indicating device in accordance with variations of a quantity, e.g. the rate of fluid flow through a conduit. The system includes a rotatable transformer of the linear output type arranged to develop a secondary voltage which passes through its zero valve and reverses its phase for a value of the measured quantity between the limits of its range of variation and means for developing a fixed alternating voltage independently of the operation of the transformer and for combining it with the transformer secondary voltage to give a resultant voltage that retains a constant phase throughout its range of variation. Specification 795,723 also is referred to.
Patent GB-2044114-A (GB)
Title: Sensing missile launching tank
IPC: A63H17/26
Filed: 1980-03-07
Abstract: A toy provided with driving means for driving the toy, missiles and missile-launching means for launching the missiles and target detecting means arranged to actuate the missile launching means when a target is detected. <IMAGE>
Patent GB-2072072-A (GB)
Title: Fusion butt-welding pipes
IPC: B23K9/028
Filed: 1980-03-19
Abstract: A pipe is welded by a TIG hot wire process under conditions which satisfy the relationship   <IMAGE> wherein W (mm) is the width of the welding groove, D (mm) is the diameter of the wire, F (mm/sec) is the feed rate of the wire and V (mm/sec) is the welding rate. The groove is of an "I" or "U" shape and a small width. The ratio V/W (sec) is preferably less than 42 (sec), more preferably less than 33 (sec).
Patent GB-2076653-A (GB)
Title: Autoclaves
IPC: A61L2/07
Filed: 1980-05-28
Abstract: An autoclave (10) has an inner chamber (11) has an outer chamber defined by annular jackets (12). In order to provide venting for the inner chamber (11) when pressure inside the inner chamber drops to near atmospheric pressure, vent and steam inlet valve assemblies (22) are provided. The vent and steam inlet valve assemblies comprise a steam inlet (24), a vent hole (29), and an outlet into the chamber (11). Moveable in the assembly is a valve member (25) which in the absence of steam pressure, falls under gravity to open the vent hole (29). When steam under pressure is passed through the steam inlet (24) the valve member (25) is lifted to seal the vent. The valve member (25) is maintained the upper position when there is steam under pressure in the inner chamber of the autoclave. A fan (31) is provided to draw air through the chamber (11). <IMAGE>
Patent GB-2077209-A (GB)
Title: Bottle Orientator
IPC: B65G47/244
Filed: 1980-06-05
Abstract: There is described apparatus for rotating an object having a rectangular section, for example a square-section bottle, comprising an element such as a starwheel (22) rotatable on its axis (24), and having two or more radially extending fingers (26) of which adjacent fingers are disposed at right- angles to each other. The device is especially useful in the quality control of bottles, the rotatable starwheel (22) being situated between spaced gauging stations mounted along a conveyor (6) along which bottles (2) travel.
Patent GB-2080143-A (GB)
Title: Vacuum cooking appliance
IPC: A47J36/38
Filed: 1980-07-14
Abstract: A vacuum cooking appliance comprises, for a cooking utensil (1), a closure member (2) therefor capable of withstanding sub-atmospheric pressure; vacuum sealing means (3) between the closure member (2) and said utensil (1); a weighted vacuum vent valve (9, 10, 11, 12, 13) in said closure member (2); and means (14) for evacuating said closure member (2) fitted thereon. Such an appliance enables food- stuffs to be cooked therein in such a way that the natural flavours and nutrient value of the foodstuffs are retained. <IMAGE>
Patent GB-2062885-A (GB)
Title: A method of producing a white lithographic substrate
IPC: B41N3/03
Filed: 1980-08-13
Abstract: There is disclosed herein a method of making aluminum supporting base sheets for lithographic plates by graining and subsequently etching a surface of an aluminum sheet in a trisodium phosphate bath. The sheet may subsequently be anodized and/or treated with an interlayer composition prior to being coated with a photosensitive composition.
Patent GB-2082133-A (GB)
Title: Conveyor belt equipment
IPC: B65G45/22
Filed: 1980-08-15
Abstract: Conveyor belt equipment for removing excess cleaning liquid from a surface (17), of a conveyor belt comprises roller means (20) mounted on a support component and having an outer cylindrical margin adapted to urge excess cleaning liquid from said surface. The support component is preferably a housing 10 including spray means (14,15,16) directing cleaning fluid towards the surface, and a screen 23 below the spray and roller. A backing roller 22 may be provided. The outer cylindrical margin of the roller 20 may take the form of a tread or liquid absorbent material e.g. resilient sponge material. <IMAGE>
Patent GB-2083888-A (GB)
Title: Directional control valves
IPC: F15B13/043
Filed: 1980-09-17
Abstract: A four-way directional control air valve having a valve body (11) in which is formed a valve spool bore (53) having a valve spool (15) movably mounted therein. The valve spool bore has a pair of longitudinally spaced apart air supply chambers (18, 18a) formed in the wall thereof. An exhaust chamber (27) is formed in the wall of the valve spool bore in a longitudinal central position between the pair of air supply chambers. A first cylinder chamber (37) is formed in the wall of the valve spool bore in an intermediate position between the exhaust chamber (27) and one (18) of said air supply chambers. A second cylinder chamber (40) is formed in an intermediate position in the wall of the valve spool bore between the exhaust chamber (27) and the other (18a) air supply chamber. The valve spool (15) has a pressurized air flow chamber (20) formed therethrough, and it is connected to the air supply chambers (18, 18a) formed in the valve spool bore to provide an air supply flow path through the valve spool. The valve spool is adapted to be moved to a first position to connect one of the air supply chambers to the first cylinder chamber and the exhaust chamber to the second cylinder chamber, and to a second position to connect the other air supply chamber to the second cylinder chamber and the exhaust chamber to the first cylinder chamber. In one embodiment, the valve spool is shifted in one direction by pilot air or a spring means (80) to a first position, and by pilot air in the other direction to a second position. In another embodiment, the valve spool is shifted to first and second positions by pilot air, and to a third neutral position by a spring or a spring with air assist means mounted in the air flow chamber in the valve spool. <IMAGE>
Patent GB-2061031-A (GB)
Title: Improved electrical connector
IPC: H05K3/34
Filed: 1980-10-16
Abstract: An electrical connector for connecting electrodes (5) of components (3) producing heat, due to losses, which is to be dissipated, to electrical connections on printed circuit boards (6) in electronic control devices comprises electrical conductors (8 to 10) embedded at least in one plane in a connection block (11) of insulating plastics material, one end (12) of each conductor being adapted to be soldered to the associated conductor of the printed circuit board (6) and the other ends (14 to 16; 17) of the electrical conductors being adapted for soldering to the associated component electrodes (5). By virtue of the connection block (11), the electrical conductors (8 to 10) are prevented from contacting one another and are each accurately associated with one of the connection electrodes (5) and are combined to form a sub-assembly associated with at least one electronic component (3). <IMAGE>
Patent GB-2066233-A (GB)
Title: A method and system of treating water used in the manufacture of fibre glass insulation products
IPC: C02F9/00
Filed: 1980-11-20
Abstract: A method and system of treating water used in the manufacture of fibre glass insulation products which is characterised by maintaining the water in continued motion, so that solids never build up with the consequent clogging of orifices and spray nozzles at any point in the system. Further, waters always discharged in an environmentally- acceptable condition at an elevated atmospheric location, and never at ground level, the only ground level discharge from the system being solids which are suitable for dry land fill disposal.
Patent GB-2071871-A (GB)
Title: Knitting machine
IPC: D04B15/78
Filed: 1981-02-12
Abstract: A knitting machine comprises two pairs of needle beds arranged one after the other, a plurality of knitting carriages arranged to circulate therearound in one direction, a control device co-operable with the knitting carriages for selection of different machine functions, and Jacquard plates, which are selectable according to pattern, mounted in an auxiliary bed and each associated with a respective permanent magnet. For the successive driving, coils (14) associated with the magnets of the Jacquard device as well as with magnets of the control device are disposed in groups and arranged as intersections (13) in a matrix-shaped conductor network with parallel rows (11) and parallel columns (12). A respective electronic switch (16<1>-16<m>, 18<1>-18<n>) is connected with each of the individual rows (11) and columns (12). The row switches (18<1>-18<n>) are connected to receive control signals (MSS<1>-MSS<n>) from a pattern or control function store and are connectible to one pole (+) of a voltage source (17). The column switches (16<1>-16<m>) are connected to receive control signals (S<1>-S<m>) from a multiphase pulse generator and are connectible to the other pole ({) of the voltage source. A respective decoupling diode (15) is associated with each coil (14) to decouple the matrix arrangement. <IMAGE>
Patent GB-2083534-A (GB)
Title: Method of constructing buildings
IPC: E04G11/10
Filed: 1981-02-25
Abstract: A method of building construction in which reusable formwork elements are connectible, disconnectible and re-connectible to progress a formwork for a building structure having all structural parts from foundations to roof made of reinforced concrete or like material, the formwork being progressed to enable the entire building to be produced as a single integrated structure embodying all said structural parts. <IMAGE>
Patent GB-2073632-A (GB)
Title: Pin
IPC: H01F41/10
Filed: 1981-03-11
Abstract: In a skeining machine a retaining pin 4 is mounted on a rotary holder having a flat surface 2 so as to form an acute angle A. The wire, of this gauge, may get trapped in the acute angle A leading to difficulty in diengaging the formed skein and possible breakage of the wire. In order to avoid this a radiussed zone 5 is provided in the acute angle. If required, the pin 4 and a tip portion of the holder 1 may be permanently secured together and releasably attached to the main body of the holder. <IMAGE>
Patent GB-2070208-A (GB)
Title: Fuse head for a hand grenade fuse
IPC: F42C14/02
Filed: 1980-07-17
Abstract: In order to increase the safety of a thrower between the withdrawal of the safety pin (20) and the throwing of the hand grenade, the head of the fuse (1) is provided with a surface (5) guiding the hook-shaped part (3) which surrounds a support bolt (9) and holds in place the safety stirrup (2), this guiding surface being adapted to the curvature of the supporting portion (3) and bearing on the side thereof opposite to the support bolt (9). Further, at least one nipping device (12) as well as preferably at least one bearing surface (14) for the withdrawal ring (19) of the safety pin (20) are arranged on a side wall (26) of the head of the fuse (1) so as to provide a three point support. The two side flanges (21) of the safety stirrup (2) engage, in the area of the safety pin (20), the two grooves (22) provided in the head of the fuse (1), each between a side wall (26) and a socket (24, 25).
Patent GB-2097354-A (GB)
Title: A traction machine for an elevator
IPC: B66B11/04
Filed: 1981-04-23
Abstract: A traction machine for an elevator is described comprising a reduction gear 3 and in which an electric motor 4 connected to an input shaft 3a and a traction sheave 6 connected to an output shaft 3b of the reduction gear 3 are arranged on the same side of the reduction gear 3 in order to save space. <IMAGE>
Patent GB-2082042-A (GB)
Title: Cigarette holders with filters
IPC: A24F13/06
Filed: 1981-08-14
Abstract: A tobacco smoke filtering device having the appearance of an extension of the tobacco article to be smoked so as to avoid appearing to be a filter. Filtering baffles and apertures being provided between the tobacco article holdings part and the mouth piece. <IMAGE>
Patent GB-2080445-A (GB)
Title: Annular fluid seals
IPC: F16J15/36
Filed: 1980-07-17
Abstract: A face-seal arrangement for effecting a fluid seal between a housing (12) and a shaft (13) rotatable therein comprises a sleeve- like diaphragm (15) interposed between an annular shell (14) and a sealing member (16) and having spring means (17) loading the diaphragm outwardly relative to the shell, and further includes a forged sealing ring (36) for engagement with a sealing surface (34) provided on the sealing member (16). The spring means (17) is a helical compression spring fabricated from material of rectangular, preferably square, transverse cross-section. <IMAGE>
Patent GB-2088335-A (GB)
Title: A vanity case
IPC: A45C11/00
Filed: 1981-11-12
Abstract: A vanity case includes a pair of cavities (8a, 8b) formed in either a receptacle member (1) or a cover member (2) and each extending therein from each side portion of the member (1 or 2) in such a direction that the cavity (8a, 8b) face each other. Into each cavity (8a, 8b) is slidably inserted a slider element (9a, 9b), the outer end portion (12a, 12b) of which is enlarged and remains outside of the cavity (8a, 8b). The outer end portion (12a, 12b) of the slider elements (9a, 9b) act to open the cover member (2) with a force applied to each side portion of the cover member (1) while releasing the snap engagement between latching members (4a, 4b, 7a, 7b) provided on both receptacle and cover members (1 and 2) when the slider elements (9a, 9b) are pushed inwardly. <IMAGE>
Patent GB-2090067-A (GB)
Title: Arc chutes for circuit-breakers
IPC: H01H9/34
Filed: 1981-12-18
Abstract: An arc chute for a circuit breaker includes a plurality of arc steel splitter plates 2A, 2B, each plate having a pair of spaced parallel limbs 4, 6 merging into a block portion (not shown). The arc chute also includes a pair of insulating barriers each formed of a plurality of insulating members 12 and, containing a row of spaced channels arranged normally to a major longitudinal edge of the barrier, each channel encompassing one of the limbs 4, 6 of each of the arc splitter plates. The members 12 each have a protruding platform 28 and a stepped recess 17 such that two similar members may be engaged by superimposing one with the other with the protruding platform 28 of one engaging the stepped recess 17 of the other so as to provide a channel. The arc chute also includes a pair of arc runners 32 which extend axially in register with respect to each other intermediate the barriers. <IMAGE>
Patent GB-2091592-A (GB)
Title: Refractory heat-insulating material
IPC: B22D7/10
Filed: 1982-01-19
Abstract: A refractory heat-insulating material suitable for use as an anti- piping compound or cover on the surface of molten metal comprises a low density porous particulate material, such as expanded perlite, exfoliated vermiculite, pumice or furnace aggregate, coated with a refractory oxide, such as silica, alumina, chromia or zirconia, formed from a colloidal oxide sol.
Patent GB-2114694-A (GB)
Title: Bibcock assemblies
Inventor: ASTON ALAN JOSEPH
IPC: E03C1/042
Filed: 1982-02-11
Abstract: Bibcocks are normally secured to a wallplate by external threads on the bibcock inlet engaging with internal threads on the wallplate, and the joint tightened by rotating the bibcock body. Suitable tape is wrapped around the bibcock threads adjacent to a shoulder, and the amount of tape is adjusted by trial and error until the bibcock body is found to be approximately vertical when the joint is sealed. This is a difficult operation to perform satisfactorily. The assembly described employs a keyed connection between the bibcock body inlet pipe (10) and the wallplate outlet (13) which is sealed by an olive (15) and cap nut (16). The keyed connection consists of an octagonal end portion (11) on the bibcock body inlet which is received within a complementary shaped socket in the wallplate, providing a choice of eight possible relative orientations of the bibcock body and wallplate. <IMAGE>
Patent GB-2099089-A (GB)
Title: A cross-roll bearing
IPC: F16C33/51
Filed: 1982-05-18
Abstract: A cross-roll bearing having a segmented cage, in each segment (4) of which are arranged two rollers (3). Each segment (4) is a shallow flat component with uniform oblong holes serving as pockets (4') for the rollers (3), and the longitudinal axis of each oblong hole extends transversely to the direction in which the segment (4) moves when the bearing is in use. The rollers (3) contact the cage segment (4) at four points and the end edges of the roller may be rounded off such that the contact points are in two vertically spaced parallel planes. <IMAGE>