baber/WOPTO huggingface dataset:
Patent GB-1248369-A (GB)
Title: Process and apparatus for the incorporation of additives into molten glass
IPC: C03B5/173
Filed: 1970-02-20
Abstract: 1,248,369. Incorporating additives into glass melt. COMPAGNIE DE SAINT-GOBAIN. 20 Feb., 1970 [21 Feb., 1969], No. 8245/70. Heading CIM. Additives are introduced into a glass melt 2 by introducing a glass frit containing the additive as a constituent thereof into a receptacle 1, which receptacle extends into a duct above the surface of the molten glass 2, part of the receptacle having a lattice structure through which hot gases may circulate so as to melt the frit, the molten frit then flowing out of the receptacle in a plurality of streams 3 on to an inclined surface 4, whose lower edge is immersed in the melt 2, so as to spread and form a continuous sheet 5 flowing into the melt 2. Further heating may be applied to the receptacle, of which at least the lattice portion may be refractory metal, e.g. Pt, by either electrical or gas heaters. The upper portion of the receptacle may be equipped with a water-jacket as cooling device. The receptacle may be vertically adjustable, as may the inclined surface 4. The said surface 4 may comprise a single plane or several overlapping planes of refractory material.
Patent GB-1169613-A (GB)
Title: Epoxide Resin Compositions
Inventor: HAYES BARRY JAMES
IPC: C08G59/18
Filed: 1967-02-21
Abstract: 1,169,613. Metal laminates; honeycomb laminates. CIBA (A.R.L.) Ltd. 29 Jan., 1968 [21 Feb., 1967], No. 8252/67. Heading B5N. [Also in Division C3] Adhesives used in preparing laminates for aircraft comprise: an epoxy resin and curing agent and a thermoplastic polysulphone resin having a repeating unit:-ArSO 2 -in which Ar is a divalent aromatic radical optionally interrupted by ether oxygen atoms and/or divalent aliphatic groups. Preferred polysulphones have 50-120 repeating units of formula The composition may also contain from 50-150 parts by wt. of aluminium powder per 100 parts of epoxy resin. Examples relate to the bonding of degreased aluminium alloy sheets. Panels were prepared according to U.S. Military Specification MMM-A-132 with an overlap of 1À3 cm. by applying the adhesive composition, e.g. in film form, and curing for 1 hour at 177 C. under pressure of 3À5 kg/cm.<SP>2</SP>. Honeycomb structures using cellular aluminium are also described.
Patent GB-1382226-A (GB)
Title: Electrostatic field measuring apparatus
IPC: G01R5/28
Filed: 1973-02-20
Abstract: 1382226 Measuring electric fields RION CO Ltd 20 Feb 1973 [1 March 1972 16 March 1972] 8269/73 Heading G1U Electrostatic lines of force A impinging on a detection electrode 13 are periodically interrupted by a shield 12 and the resulting signal amplified  by means 17 including in its feedback an intermediate electrode 16 on the insulating support 15. All the leakage current from the detection electrode 13 to earth 14 passes through the electrode 16 thus affecting the amplifier 8 feedback. The result is to effectively multiply the detector leakage resistance by the amplifier gain. In the actual embodiment Fig.3 (not shown), the electrode 13 comprises four quadrants (21), separated by the spokes (23) of the electrode 16 which comprises inner and outer annular portions joined by the spokes. The electrode 16 is supported on insulating pillars (24) mounted on the ground plane (25). Figs.4-10 (not shown), illustrate the asymmetric placing of two detectors on the surface of an aircraft body so that electrostatic fields indicating thunder-storms may be detected in any flight attitude.
Patent GB-838003-A (GB)
Title: Improvements in salt block holders
IPC: A01K5/015
Filed: 1958-03-14
Abstract: 838,003. Salt licks. BEYEA, F. H. March 14, 1958, No. 8348/58. Class 5(2). A block S of compressed salt is wedged in a holder 11 rotatably mounted in a bracket 10 secured to a vertical member such as a post P. Both the holder and the bracket are moulded from a composition of, for example, asbestos and cement, which is waterproof and non-corrosive, the bottom of the holder being formed with a plurality of holes 37 to allow the escape of liquid from the holder. In order to ensure that the salty liquid is drained away from the bracket 10 and support P, the bore 22 of the bracket, in which the holder is mounted, is arranged so as to be inclined to the vertical, so that the holder itself is slightly inclined to the horizontal. U.S.A. Specification 2,203,275 is referred to.
Patent GB-868356-A (GB)
Title: A process for the acylation of polyoxymethylenes
IPC: C08G2/30
Filed: 1960-03-09
Abstract: High molecular weight polyoxymethylenes are acylated by reacting them at elevated temperature with a carboxylic acid anhydride in the presence of an organic isocyanate.  The isocyanate may have one or more isocyanate groups, and aromatic isocyanates are preferred-long lists being given.  The polyoxymethylene preferably has an intrinsic viscosity measured in a 0,5% solution of dimethylformamide at 150 DEG C. of at least 0,5.  Acetic acid anhydride is the preferred acylating agent and a catalyst for the acylation may also be present.
Patent GB-883397-A (GB)
Title: Collar and stiffening device therefor
IPC: A41B3/06
Filed: 1958-03-17
Abstract: 883,397. Collar stiffeners. DETHIER, D. J. P. March 17, 1958 [March 29, 1957; July 5, 1957], No. 8392/58. Class 141 A collar is stiffened by two plates 1 each covering at least half the length of the turn-down portion 7 and having at least one fixing tab for securing it to the neckband 13. In one form, Fig. 3, the fixing tab has two projections 5, 6 which engage in a loop 14 and pocket 16 respectively on the neckband. An alternative shape of tab is shown in Fig. 4. The front ends of the plates fit in triangular pockets 10, 11 at the corners of the turn-down portion while their other ends which may overlap at 18 are held by a wide central loop 12. The plates may be continuous or slotted and may be made of cardboard, compressed pasteboard, plastic, celluloid, &c.
Patent GB-453752-A (GB)
Title: Improvements in or relating to the regulation of turbine meters
IPC: G01F1/08
Filed: 1936-03-20
Abstract: 453,752. Rotary meters. COMPAGNIE POUR LA FABRICATION DES COMPTEURS ET MATERIEL D'USINES A GAZ, 12, Place des Etats-Unis, Montrouge, Seine, France. March 20, 1936, No. 8433. Convention date, March 30, 1935. [Class 110 (ii)] A vane-wheel meter is adjusted by varying the effective length of a radial baffle 1 situated adjacent the vane wheel. The baffle is shown carried by a screw plug 3 which is turned in steps of 180‹ so that the plane of the baffle is always set in the axis of the vane wheel. For meters which are used for flow in either direction the radial baffle is symmetrically situated to lie perpendicular to the line joining the inlet and outlet orifices. A plurality of adjustable baffles may be provided. The screw plug of the baffle is covered by a sealed cap 5 after the adjustment has been made.
Patent GB-208066-A (GB)
Title: Improvements relating to flexible couplings
IPC: F16D3/78
Filed: 1923-03-24
Abstract: 208,066. Hillman, Ltd., J. & A., and Hillman, J. L. March 24, 1923. Universal joints.-In flexible discs for universal joints comprising superposed layers of woven fabric vulcanized together, the layers are so arranged that the warp threads of alternate layers run in the same direction as the weft threads of the intermediate layers. The warp and weft threads are preferably of approximately equal strength.
Patent GB-309577-A (GB)
Title: Improved process for the production of ketene
IPC: C07C45/88
Filed: 1929-03-15
Abstract: 309,577. Kodak, Ltd., (Assignees of Clarke, H. T., and Waring, C. E.). April 13, 1928. [Convention date]. Ketene is produced by passing the vapour of a suitable compound such as acetone through a re-. action chamber containing a network or spongelike structure of a metal free from iron or nickel and having high heat conductivity. Suitable metals ,are copper, silver, and copper alloys such as brass, bronze and the like The time of contact with the hot metal is regulated to the optimum, which for acetone is not above 5 seconds. In an example, acetone vapour is passed through a copper tube packed with copper turnings and heated to 650-670‹ C. Specification 237,573 is referred to.
Patent GB-685934-A (GB)
Title: Improvements in cooling systems for roots blowers
Inventor: DENSHAM COSTIN LANE
IPC: F04C29/04
Filed: 1950-04-04
Abstract: 685,934. Cooling gases. WADE ENGINEERING Ltd. April 4, 1951 [April 4, 1950], No. 8482/50 Class 64 (iii) A Roots' blower 1 is provided; in the path of the gases leaving it, with an evaporator 6 connected to a condenser 8 to form a cooling system in which a volatile liquid, e.g. methyl alcohol, circulates. The pressure in the system is varied by the transmission of pressure variations from the gas outlet duct 5 through a pipe 10 containing a vapour trap 11 which includes a piston or diaphragm for transmitting pressure without escape of vapour from the cooling system. The evaporator 6 is arranged within the casing of the blower 1. According to the Provisional Specification the condenser may be located in the inlet of the compressor.
Patent GB-1212472-A (GB)
Title: Hindered polyphenol antioxidants
Inventor: SONG JOHN
IPC: C07C69/66
Filed: 1969-02-17
Abstract: 1,212,472. Polyphenols. AMERICAN CYANAMID CO. 17 Feb., 1969 [19 Feb., 1968], No. 8551/69. Heading C2C. [Also in Divisions C3, C4 and C5] The invention comprises substituted polyphenols of the formula in which A denotes hydroxy, B, R 1  and R 2  denote hydrogen or alkyl groups of 1-8 carbon atoms, R 3  denotes an α-branched alkyl group of at least 3 carbon atoms, R 4  is identical with R 3  or denotes hydrogen or an alkyl group of 1-18 carbon atoms, m is 0 or 1, n is 0-4, p is 2-6, and the sum of m, n and p is 6. The products are obtainable (1) by reacting a hydroxymethyl bezene of the formula with a carboxylic acid of the formula or (2) by reacting the hydroxymethyl benzene with the chloride of such an acid or (3) by reacting a halomethyl benzene of the formula in which X denotes halogen, with a carboxylic acid of the type described in the form of its sodium or potassium salt. Examples are given in which the acid radical is 3,5 - di - tert, - butyl - 4 - hydroxyphenylpropionyl, the hydroxymethyl or halogenomethyl residue is derived from benzene, p-xylene, durene, rnesitylene or p-cresol and p is 2, 3, 4 or 6. The products are useful as antioxidants (see Divisions C3, C4 and C5 ).
Patent GB-569138-A (GB)
Title: Improvements relating to pickling inhibitors
IPC: C23G1/06
Filed: 1943-05-28
Abstract: A pickling inhibitor is formed by heating an aralkyl halide, e.g. benzyl chloride, with a product formed by heating ammonium thiocyanate or thiourea with a coal-tar base, or by heating the product formed from a coal-tar base and an aralkyl halide with ammonium thiocyanate, or thiourea, or by reaction of the base with the product of an aralkyl halide and ammonium thiocyanate or thiourea, or by heating the three together.  The base may be pyridine, aniline, quinoline, acridine, or homologues thereof, or tar oil fractions containing the said bases, e.g. naphtha, creosote oil and anthracene oil.  A solvent such as amyl alcohol may be used.  A wetting agent or other inhibitor such as treacle or molasses may be used at the same time.  Specification 567,010 is referred to.
Patent GB-720407-A (GB)
Title: Improvements in or relating to apparatus for plying yarns
Inventor: GATLING ANTHONY DAVID
IPC: D02G3/28
Filed: 1952-03-04
Abstract: 720,407. Apparatus for plying yarns. DUNLOP RUBBER CO., Ltd. March 23, 1953 [March 4, 1952], No. 8608/52. Class 120 (2). Apparatus for plying together two yarns comprises a pair of supports for let-off yarn packages, a rotatable hollow spindle for plying the yarns together said spindle having two radially directed passages each adapted to guide a yarn to a plying point within the spindle and a steel ball within each of said passages adapted to nip a yarn against a seating therein by centrifugal force on the ball engendered by rotation of the spindle. As shown a first hollow support 10 for yarn package 11 is mounted on a machine frame 12 and a second hollow support 15 carrying a package 32 is mounted below it on an axial extension of a plying spindle 17. The spindle 17 is rotated in bearings by a belt 33 and the support 15 is held against rotation with the spindle by magnets 23. In the head 19 of the spindle 17 is arranged a diametrical passage 27 having enlarged portions 28 housing steel balls 29 and seatings 30 therefor. The spindle 17 also has an axial passage 26 which connects with the passage 27. In operation yarn 11a from package 11 passes down through the support 10 through guide eye 14, balloons around the package 32 and enters one end of the diametrical passage 27. Yarn 32a leaves the package 32 passes axially through the support 15, is led to the outside of the spindle 17 by a radial passage 25 in the head 19 and re-enters the spindle 17 at the opposite end of the passage 27 to that entered by yarn 11a. The two yarns are plied together in the axial passage 26 of the spindle 17 and the plied yarn 34 passes out of the spindle 17 through a guide eye 35 and is wound on to a take-up spool 37 by a traverse mechanism 36.
Patent GB-163551-A (GB)
Title: A new or improved appliance for playing games
IPC: A63F9/14
Filed: 1920-03-24
Abstract: 163,551. Millson, T. March 24, 1920. Race games, mechanical.-Relates to a racegame apparatus of the kind wherein longitudinal vibrations are imparted to a track to cause model horses to move thereon and consists in vibrating the track in one direction by an hexagonal wheel and in the other direction by the effect of gravity. The track 1, Fig. 1, is carried by hinged supports 4, 5 and leans against the hexagonal wheel 10. When the wheel is rotated by a handle 11, the track receives longitudinal vibrations and the model horses move forward and ultimately drop on to a lower part 3 of the track. Cords stretched beneath the covering cloth of the track keep the horses to their own strip of the track. The track may be formed in two portions detachable for packing and transit. In a modi. fication, Fig. 4, the starting end of the track rests on a roller 25 coupled to the track by a block 8<111> and screw 23. The other end of the track projects into a housing containing the hexagonal wheel, and is hinged to a flap 18 abutting against a pin 20.
Patent GB-1496039-A (GB)
Title: Strip treatment plant
IPC: B23D35/00
Filed: 1975-03-03
Abstract: 1496039 Strip guides SUNDWIGER EISENHUTTE MASCHINENFABRIK GRAH & CO 3 March 1975 [2 March 1974] 8708/75 Heading B3W  In a strip treatment line, spindles 3, form as shown, Fig. 1, carrying discs for keeping separate strips slit at 6 from strip 1b are mounted on respective carriages (4), Figs. 2 and 4, not shown, and can be exchanged simultaneously for further spindles by moving the carriages supporting spindles 3 in operative positions 2c into respective aligned empty stations 2a in a magazine, causing relative movement between the line and the magazine to align stations 2b containing carriages supporting replacement spindles with positions 2c and moving those carriages into positions 2c. Each carriage (4) preferably has a rack, or chain and pinion (6) drive or a common drive may be provided. A frame (7) on the magazine enables it to be attached to a crane hook. A de-burning device and a tensioning device may be provided between the second and third and third and fourth spindles respectively.
Patent GB-371563-A (GB)
Title: Improvements in or relating to reservoir or fountain pens
IPC: B43K5/04
Filed: 1931-03-21
Abstract: 371,563. Fountain pens. NANKE, E. F., 15, Russell Road, Walthamstow, London. March 21, 1931, No. 8758. [Class 146 (iii).] In a collapsable-sac self-filling fountain pen having the body made in two portions, the portion constituting the nib section 2 and to which the sac 3 is attached is mounted in a bush 4 carried in the end of the barrel and formed of a material which is less affected by temperature and other climatic conditions than the material of the barrel and nib section. As shown, the nib section is frictionally mounted in the bush, which is made of metal such as brass, and which screws into the barrel, but the nib section may be screwed into a bush frictionally mounted in the barrel, or the bush may be screwed externally and internally for receiving the nib section and engagement in the barrel.
Patent GB-1028269-A (GB)
Title: Improvements in or relating to barrels, casks or the like
Inventor: CARTER EDWARD REGINALD
IPC: B05B9/047
Filed: 1963-03-05
Abstract: 1,028,269. Discharging liquids under pressure; ball pumps. E. R. CARTER. March 4, 1964 [March 5, 1963], No. 8780/63. Headings F1N and F1R. Dispensing apparatus for liquids or gases under pressure comprises a metal barrel 10 within which is suspended a bag 24 which may contain beer or a like beverage. The bottom of the bag rests on a division plate 21 which has perforations around its periphery. A tube 25 extends into the bag 24 and forms part of a dispenser valve unit 20. A connector 26 of a delivery pipe 27 is secured to the unit 20 by a bayonet coupling and when a number of barrels are stacked together the pipes 27 connect to a common delivery pipe 28 (Fig. 1, not shown). The dispensing fluid is supplied to the container 10 through a non-return valve 30. The pressure fluid acts only on the sides and top of the bag thereby avoiding disturbing any sediment at the bottom thereof (Fig. 3, not shown).
Patent GB-1513241-A (GB)
Title: Induction heaters
IPC: H05B6/36
Filed: 1975-05-21
Abstract: 1513241 Induction heating NATIONAL RESEARCH DEVELOPMENT CORP 21 May 1975 [27 Feb 1974] 8847/74 Heading H5H An induction heater comprises first and second spaced apart magnetic cores 30 (only one shown) having confronting slotted faces defining a gap therebetween into which a slab to the heated can be introduced, the slotted faces of each core being wound with distributed coils 40, 41, 42 connectible to a polyphoase supply to produce a travelling wave magnetic field travelling along the gap, the sets of coils of the two cores being so wound that like poles of the two cores are opposed.
Patent GB-636447-A (GB)
Title: Improvements relating to folding doors for vehicles
IPC: B60J5/06
Filed: 1948-03-27
Abstract: 636,447. Sliding doors. OVERTON, W. March 27, 1948, No. 8899. [Class 20 (iii)] [Also in Group XXXII] A sliding door for a passenger vehicle comprises a panel 5 hinged at 8 to the door frame and having its upper edge spaced from the top part 1 of the frame, a panel 6 similar to the hinged panel 5 and free except for an articulation 10 to the hinged panel, and an upper part 13 integral with the free panel 6 and filling the door frame space 3 above the two panels, the free edge 14 of the panel 6 being guided in tracks (not shown) above and below the door opening.
Patent GB-844901-A (GB)
Title: An improved epicyclic train
IPC: F16H1/28
Filed: 1958-03-20
Abstract: 844,901. Toothed gearing. VEHICULES INDUSTRIELS ET D'EQUIPEMENTS MECHANIQUES (SAVIEN-LRS) S.A., DE. March 20, 1958 [May 22, 1957], No. 8943/58. Class 80 (1). In an epicyclic gear-train, particularly for machine-tools, the three elements-sun 15, Fig. 1, planet carrier 16 and annulus 12-are detachably attached respectively to the fixed frame 1, the driven shaft 3 and the coaxial driving-shaft 2, the elements being interchangeable to vary the speed ratio. As shown in Fig. 1 the annulus 12 is supported by a circular array of pins 11 fitting corresponding holes in a cheek 9 on a sleeve splined to the driving- shaft 2, and the sun 15 is supported by a similar array of pins 14 fitting holes in the frame 1. The planet carrier 16 is splined to the driven shaft 3. In the Fig. 2 arrangement the carrier 16 has been reversed on its shaft 3 and the positions of the sun 15 and annulus 12 have been interchanged. It is stated that the three elements may be replaced by different elements to give a different speed ratio. Alternatively, the two shafts 2, 3 may be directly coupled by a splined sleeve, Fig. 3 (not shown), after removal of the epicyclic gear elements.
Patent GB-1405982-A (GB)
Title: Spreading device comprising a reciprocatory swinging distribution pipe
IPC: A01C15/12
Filed: 1973-02-23
Abstract: 1405982 Spreading implement H VISSERS NV 23 Feb 1973 [1 March 1972] 8963/73 Heading AID [Also in Division F2] A spreader comprising a hopper 2 and a reciprocatory swinging, driven distribution pipe 8 joining the open bottom side of the hopper for accelerating and ejecting the distributable material is characterized in that the wall thickness of the distribution pipe 8 decreases in the direction towards the outlet opening. Each of the upstanding wall portions substantially perpendicular to the plane of the swinging motion is reinforced at 9 by wires or fibres extending in the direction of length of the pipe. As shown in Fig. 4 the wall may be thickened outwardly at the area of the wires 9. The pipe 8 may be mounted with the aid of a separate connecting flange 10 which is provided with recesses 11 for holding the thickened parts.
Patent GB-995867-A (GB)
Title: Piezo-electric units and devices employing such units
Inventor: BIRCH JOHN
IPC: H03H9/56
Filed: 1962-03-08
Abstract: 995,867. Piezo-electric elements; electromechanical filters. GENERAL ELECTRIC CO. Ltd. Feb. 22, 1963 [March 8, 1962], No. 8976/62. Heading H3U. [Also in Division H1] A piezo - electric crystal unit having the configuration shown may function as in a half-lattice Jaumann filter with a band pass of about 30 kc./s., at about 32 Mc/s. The unit consists of a thin quartz crystal vibrating in a thickness sheer mode and carrying, on a part of uniform thickness, two electrode pairs (shaded, top electrode plating; dashed, bottom electrode plating) providing crystal regions capable of vibrating independently of each other, without significant mechanical coupling through the crystal, but the plating for both electrodes on one side of the crystal being extended around the edge of the crystal to provide a common lead-off strip.
Patent GB-976520-A (GB)
Title: Means for storing and transporting living fish
IPC: A01K79/00
Filed: 1963-03-07
Abstract: 976,520. Fishing gear. FLYGTO PUMPAR A.B., and S. ENGLESSON. March 7, 1963 [March 7, 1962], No. 9093/63. Heading A1A. Fish caught in a trawl 1 or a seine are pumped by a pump 4 along a suction line 3 and discharged through a tube 8 into an elongated flexible container 6 adapted to float at the sea surface. The container may be made of cellular plastic. The pump 4 is either rigidly or swingably secured to the fishing vessel 2 or is a separate floating unit detachably coupled to the container 6 by a bracket 5 and is driven electrically or hydraulically. A conduit 11 either connects the pump to a driving source on the fishing vessel or supplies energy or fuel to a driving motor on the pump itself. The container 6, when full, is towed by the vessel to the landing port, the bracket 5 or another bracket (not shown) at the other end of the container being connected to a towing line. A further bracket may be provided for a flag. The end of the container remote from the intake end has a detachable rectangular or conical latticed wall 9 for the discharge of the water and a net partition 12 extends diagonally across the container and has a lower portion 13 which is either impervious or provided with small openings. When the container is full the lower portion 13 of the partition 12 covers the latticed outlet wall 9 and causes an overflow at the inlet. A latticed opening 9a is also provided at the inlet end of the container. The upperside of the container is provided with a row of air chambers 10 which may be spaced or the upper side may be wave shaped to form a series of air pockets. The air chambers may be inflated from a compressed gas source on the vessel or from a compressed air cartridge supported by the container. The chambers may have inherent expansivity and be provided with non- return valves permitting air to enter when the container is unrolled from a rolled up condition. In a modification the inlet to the container is below sea level and is provided with a non-return valve.