baber/WOPTO huggingface dataset:
Patent GB-883031-A (GB)
Title: Adsorbent material and process for making same
IPC: C13B20/12
Filed: 1959-01-14
Abstract: An adsorbent for sugar refining is prepared by carbonizing a shaped mixture comprising steamed bone meal and starch in the absence of oxygen.  The mixture is rendered plastic with water, shaped, e.g. by extrusion, and dried before carbonizing.  The mixture may be crushed and screened after drying or carbonizing. The mixture may comprise 40-90%, preferably 65-90%, of steamed bone meal, 10-35% of starch, 0-30% of bone black fines of less than 28 mesh, and 0-35% of activated carbon.  44-48 lb. of water per 100 lb. of mixture may be employed.  The steamed bone meal may be largely of -20-+200 mesh with, e.g. 20% of -200 mesh. Specifications 561,047, 722,863 and 792,137 are referred to.ALSO:An adsorbent for sugar refining is prepared by carbonizing a shaped mixture comprising steamed bone meal and starch in the absence of oxygen.  The mixture is rendered plastic with water, shaped, e.g. by extrusion, and dried before carbonising. The mixture may be crushed and screened after drying or carbonising. The mixture may comprise 40-90%, preferably 65-90%, of steamed bone meal, 10-35% of starch, 0-30% of bone black fines of less than 28 mesh, and 0-35% of activated carbon.  44-48 lb. of water per 100 lb. of mixture may be employed.  The steamed bone meal may be largely of - 20 + 200 mesh with, e.g., 20% of - 200 mesh. Specifications 561,047, 722,863 and 792,137 are referred to.
Patent GB-1371934-A (GB)
Title: Can end with removable tab closure
IPC: B65D17/50
Filed: 1972-01-12
Abstract: 1371934 Stoppers, &c. CAMPBELL SOUP CO 12 Jan 1972 1372/72 Heading B8T  A steel can end 10 for a container has a pouring aperture 13 and a smaller venting aperture 14 which are covered by a steel tab 15 having rivet portions 16, 17 to engage respective apertures 13, 14 and a grip means 25, remote from the pouring aperture 13, which is arranged so that the tab uncovers the venting aperture before the pouring aperture when pulled away from the can. The rivet portions 16, 17 have rims (not shown) which engage the underside of the can in the region of the apertures and a gasket 20 having apertures for receiving rivets 16, 17 is disposed between the flat surface of the tab and the top of the can to provide an air and fluid tight seal. The grip means 25 has an elongated opening to receive a finger, surrounded by a flange 26 terminating at shoulders 30 to form a weakened zone between rivets 16 and 17. Thus, when the grip 25 is displaced upwardly, the tab 15 bends to enable the grip to be pivoted upwardly to first withdraw the rivet 17 from the venting aperture 14 so as to equalize pressure inside and outside the container and then remove rivet 16 from the pouring aperture 13. A series of radially extending score marks 32, 33 in the top of the can end 10, adjacent the apertures 13, 14 are provided to enable the can end to distend adjacent the apertures and so facilitate the withdrawal of the rivet rims from the apertures.
Patent GB-948984-A (GB)
Title: Improved fuel cell
IPC: H01M8/08
Filed: 1962-01-15
Abstract: 948,984. Fuel cells. ALLIS-CHALMERS MANUFACTURING CO. Jan. 15, 1962 [Jan. 26, 1961], No. 1384/62. Heading H1B. The electrolyte, liquid fuel and liquid oxidant (H 2 0 2 ) are mixed together in chamber 13 and non-porous electrodes 14 with suitable catalyst layers 15, 16 distract the electrical energy. The bipolar electrodes may be those disclosed in Specification 948,985 with platinum or palladium groups or fuel catalyst and silver, cobalt nickel or their oxides and iron oxides may be used as oxidant catalyst. The electrolyte is lithium hydroxide in a saturated aqueous solution. The electrodes fit loosely into slots in the opposed walls of chamber 13.
Patent GB-209942-A (GB)
Title: A new or improved tool or appliance for use in compressing the valve springs of internal combustion engines
IPC: B25B27/26
Filed: 1923-01-16
Abstract: 209,942. Eastwood, C. J. Jan. 16, 1923. Prizing-tools; cramps. - A valve-spring lifter comprises a spring-compressing member 1 and a lever member 8, the former consisting of a bar having one end adapted to engage below the spring and the other end adapted to rest in a cross groove in the lever member. The member 1 is forked at its lower end 3 to engage the valve stem 12 and at its upper end is grooved at 6 for engagement with a groove 7 on the lever member S. Legs 10 are provided on the lower member so that one forms a fulcrum for the lever as the spring is compressed and the other can be placed to rest upon the cylinder top to hold the spring in compression. One of the legs 10 may be adjustable, as shown in Fig. 10, being clamped on the lever by a screw 21. Two or more grooves 7 may be provided on the lever member to suit different makes of engine, and the grooves may be made adjustable, as shown in Fig. 8, by a clamping screw 19.
Patent GB-324509-A (GB)
Title: Improvements in automatic control of steam valves
IPC: F16K17/00
Filed: 1929-01-15
Abstract: 324,509. Wingfield, B. T. Jan. 15, 1929. Valves controlled by pilot or relay valves. -An automatic high-pressure surplus and low-pressure limiting valve is actuated by fluid pressure under the control of a relav valve itself controlled by three control valves so that the main valve is opened when the high pressure exceeds a certain maximum, if the low pressure is below a certain maximum and is also opened if the low pressure falls below a predetermined minimum. The balanced main valve 1 is actuated, through a cord 3 and lever 2, by a piston 5 working in a cylinder 6 connected by pipes 7, 8 to a relay valve 9. The relay valve comprises a piston valve member 11 actuated against the action of a spring by two diaphragms 13. 14, the diaphragm 13 being secured to the valve spindle 12, while the diaphragm 14 bears against an extension 12<1> of the valve spindle. The relay valve is controlled by three control valves of the type described in Specification 291,923, each provided with a restricted fluid inlet and a leak-off port controlled by a valve member actuated by an elastic capsule, the capsules of the valves 15 and 18 being connected to the low-pressure side of the main valve while that of the valve 17 is coupled to the highpressure side. The valve 15 is connected to the space between the diaphragms and opens with fall of pressure. The valves 17, 18 are connected to the space above the diaphragm 14, and while the valve 18 opens with fall of pressure, 17 closes with fall of pressure.
Patent GB-1312031-A (GB)
Title: 2,3-dihydro-1,3-oxazinediones-2,4
IPC: C07D265/10
Filed: 1971-01-12
Abstract: 1312031 2,3 - Dihydro - 1,3 - oxazinediones- (2,4) BAYER AG 12 Jan 1971 [5 Feb 1970 21 Nov 1970] 1447/71 Heading C2C Compounds of Formula I in which R 1  is alkyl, haloalkyl, cycloalkyl, norbornylalkyl, aralkyl, acyl or arylsulphonyl or aryl (which radicals may be substituted one or more times by alkyl, alkenyl, aryl, alkoxy, alkylmercapto, alkylsulphoxyl, alkylsulphonyl, haloalkyl, F, Cl, Br, I, CN, NO 2 , amino, alkylamino, dialkylamino or a heterocyclic radical); or R 1  is a heterocyclic radical; or R 1  is the group of formula R 2  is H and R 3  is Me, or R 2  and R 3  form a trimethylene radical which may be substituted one or more times by alkyl, and which compounds I are claimed per se provided that when R 2  is H and R 3  is Me, R 1  is neither phenyl nor benzyl, and when R 2  and R 3  form a trimethylene group, R 1  is neither phenyl nor α-naphthyl, are prepared by reacting, e.g. at 80-200 C. a 1,3- dioxinone of Formula III in which R 4  is H or alkyl and R 5  is alkyl or aryl, or R 4  and R 5  form a divalent alkylene group of formula -(CH 2 ) n - where n is 4, 5 or 6, with an isocyanate of formula R 1 -NCO in which R 1  has the meaning stated above except for the group of Formula II, or R 1  is a radical of Formula V
Patent GB-497117-A (GB)
Title: Means for connecting electric wires to the terminals of lamp holders, adapters and the like
IPC: H01R33/46
Filed: 1938-01-17
Abstract: 497,117. Two-part couplings. GLEN, T. Jan. 17, 1938, No. 1472. [Class 38 (i)] The leads are secured to the terminals of an adapter, lamp-holder, &c. by forming a transverse hole 4, 5, Fig. 1, in the stems of the terminals 2, 3 which are secured in the body 1, and clamping the wires 6, 7 in the holes by means of a clamping member 8 that is located in a hollow in the body and is slid along the terminal stems by the action of a cap 9 screwing on to the member 8 and abutting on the body 1. In a modification, the clamping member 15, Fig. 7, consists of a bridge with hollows that fit over the stems 12 of the terminals, the bridge being pressed down on to the wires in the transverse holes 4, 5 by a cap 16 screwing on to the body 17.
Patent GB-1177671-A (GB)
Title: Semi-Conductor Device Cooling Assemblies.
Inventor: SCHEUPLEIN STEFAN
IPC: H01L25/03
Filed: 1967-01-11
Abstract: 1,177,671. Cooling rectifiers. ELEKTROAPPARATE-WERKE BERLIN-TREPTOW VEB. 11 Jan., 1967, No. 1494/67. Heading H1K. The structure shown is made from glass fibre reinforced polyester resin, the parts being screwed together where necessary, and constitutes a free-standing cooling and mounting arrangement for a plurality of semi-conductor rectifiers. The rectifiers are mounted within the ducts defined by the generally L-shaped portions 2 and separators 8, electrical connections being made outside the ducts. The rectifiers on the upper part of the structure are in outer ducts with air inlets at half height, and the lower rectifiers are in central ducts with air inlets at the bottom of the structure. A ventilator (5) may be attached by a flange (6) to the top of the assembly. Bus-bars, fuses, capacitors and resistors may be mounted on the structure.
Patent GB-394409-A (GB)
Title: A machine for filling bottles, jars, or other suitable containers, with plastic or semi-plastic material, under the control of an induced vacuum
IPC: B65B39/00
Filed: 1932-01-19
Abstract: 394,409. Bottling. CHORLTON, F. O. L., Riverside Works, Bury. Jan. 19, 1932, No. 1536. [Class 125 (ii).] A machine for filling bottles &c. with material of a plastic or semi-liquid character under vacuum control comprises a material-containing hopper and a nozzle in communication therewith, in combination with a valve which, when the material reaches a predetermined level in the bottle &c. being filled, is lifted by the plastic &c. material whereby the material supply is cut off. As shown, the hopper 4, which may be composed of several superimposed inverted truncated cones, is trumpet shaped and communicates with a nozzle 6 between which and a surrounding sleeve 31 is a passage 32 through which air is drawn from the bottles &c. by a pump 25. When a bottle &c. is filled, material therein rises and forces a ring-valve 33 upwards, thereby closing the end of the passage 32 and cutting off the vacuum supply, the issue of material from the nozzle 6 automatically ceasing. Two alternative forms of cut-off 44 and 39 are shown in Figs. 5 and 6. The nozzle 6 may be arranged above the outlet opening 5 of the hopper. The Figures show a valve 36, for preventing waste, and a vacuum control valve 21, both of which form the subjectmatter of Specification 395,667.
Patent GB-1044261-A (GB)
Title: Apparatus for producing cross-bottom valve bags
IPC: B65H29/34
Filed: 1964-01-14
Abstract: 1,044,261. Delivering sheets. M. GENNERICH, and A. WINDMOLLER, [trading as WINDMOLLER & MOLSCHER]. Jan. 14. 1964 [Feb. 2, 1963], No. 1548/64. Heading B6H. Apparatus in which paper tube portions are stacked on a delivery table inclined downwardly from the outlet end of the tube forming device, is characterized in that the table is pivotable through its angle of inclination into a horizontal plane and the two halves which together form the table are movable apart to allow the stack of paper tube portions to drop on to a conveyer. Tube-pieces 39 are fed to an inclined table 7 comprising two halves 14, 15, pivotally mounted in a frame 13 at 21-24. The frame is pivoted at 29, 30 to the machine frame 31. An arm 36 fixed to the pivot-pin 30, is pivotally connected to the piston 35 of a pneumatic cylinder 38. The latter is attached to the machine frame at 33. When a predetermined number of tube-pieces have been stacked on the table the cylinder 38 is operated to move the piston to the right as seen in Fig. 3 and pivot the table through its angle of inclination into a horizontal position. A spring-loaded latch 27 is withdrawn by electromagnetic means to release the table halves and allow the stack to drop on to an endless conveyer. The table halves are returned to their latched position by pneumatic means 41, 42. Adjustable side and end guides 17-19 maintain the stack in position on the table when the latter is in its inclined position. In a modification, the table halves are slidably mounted in the frame 13.
Patent GB-649133-A (GB)
Title: Improvements in or relating to steam generators
IPC: F22B21/34
Filed: 1948-01-19
Abstract: 649,133. Water-tube steam boilers. AMERICAN ENGINEERING CO. Jan. 19, 1948, No. 1573. Convention date, Nov. 2, 1946. [Class 123(ii)] [Also in Group XII] In a steam boiler comprising steam drums 12, 13, 14 and a mud drum 15 with associated tube banks 16-20 and baffles 21- 21c, the combustion chamber 6 is provided adjacent its front and rear walls 2, 3 respectively with screens 123, 130 of vertical and parallel steam-generating tubes 124, 131 and is also subdivided by similar screens 90, 107, and each of the spaces 7, 8, 9 between the several screens locates a mechanical stoker 50 which, together define the bottom wall of said chamber. The stokers 50, as shown, preferably consist of two similar sections 50a, 50b disposed side-by-side above a hopper 78, each section comprising a pair of chains which extend between sprocket wheels 54, 55 mounted on rotatable shafts 56, 57 and have grate bars 58 secured thereto, separation of the grate bars as they pass over the driving sprocket 55 being prevented by a pivoted retaining shoe 65. The tubes 124, 90, 107, 131 extend from resilientlymounted lower headers 125, 92, 109, 132 to the drums 12, 15, and portions of the tubes 90, 107 intermediate their ends are bent alternately left and right to permit passage of furnace gases therethrough and through the tube banks 16-20 and air-heater 25 to an outlet stack 28. Air for combustion is supplied to spaces 39 below the stokers from the heater 25, the latter having an associated fan or blower 32 and an outlet 35 provided with branches 36, 37, 38 leading to said spaces, and escape of air around the ends of the stokers is prevented by sealing plates 72, 75 and 76 respectively. Preferably each stoker section has a separate fuel-supply hopper 84 which receives fuel from a common overhead bunker 85 and discharges it through an opening 82 in the side wall 4 of the combustion chamber, said hopper being fitted at its outlet with a regulating conveyer 83 and distributing rotor 81. A modification is desscribed in which firing is effected from both sides 4, 5 of the combustion chamber, the stoker in each furnace comprising one or more pairs of sections similar to the section 50a or 50b and the sections of each pair being disposed end to end with the interposition of a secondary air duct,
Patent GB-214326-A (GB)
Title: Improvements in and relating to power driven cultivators
IPC: A01B9/00
Filed: 1923-01-17
Abstract: 214,326. Kiesswetter, R. Jan. 17, 1923. Rotary - tool implements; adjusting and lifting parts; tools; electricity, utilizing for power purposes; motors, arrangement of.-A powerdriven cultivator comprises a set of rotary diggers mounted in a frame connected to the tractor frame by a universal joint, and driven alternatively by a petrol motor or by an electric motor through a shaft passing through the hollow axles of the driving- wheels. Fig. 1 shows the general construction of a machine comprising an electric motor 62 supplied with electricity by a cable 64 on a guide 65 and drum 63, and also a petrol engine 5. The digging-devices are driven by a shaft 15 extending through the hollow axle of the driving- wheels 3, and connected bv bevel-gearing and jointed shaft to the shaft of the digging-device. The. shaft 15 is driven from the engine 5 by chain gearing, or from the motor 62 by spur gearing. The digging-drum is mounted on a frame 21, which is connected at its centre by a universal joint 23 to the framing 1 of the machine, and is constrained by levers 22 pivoted on the main axle. It is raised and lowered by a cable 24, attached to a drum 67 which may be rotated by the motors. It may be secured in the raised position by passing pins through interengaging parts on the frames 1 and 21. The diggers consist of spade-like members 30, on shafts 29 set between end plates 28 on an axle 27. The shafts may be further supported by intermediate spokes. The diggers are kept in an approximately vertical position by an eccentric 34, and straps 33 and rods 32 connecting the eccentric to the levers 31 forming extensions of the spade-carrying devices. The eccentric may be adjusted so as to vary the positions of the spades by a worm quadrant, bellcrank and link, which move the eccentric on the axle 27. The spades can also be adjusted relatively to the levers 31 by means of wedges 42, Fig. 5, fitting into grooves in the levers and in sleeves 29<1> keyed on the shafts 29. In a modification, the wedges are integral with the sleeve. The spades consist each of a blade 44, Fig. 10, with a vertical forwardly-turned cutting edge 46, and an inolined bottom edge. Rearwardly-turned lugs 51 fit into recesses on the stem 47 and are secured by pins 52. In the spade shown in Fig. 14, the upper part of the forwardly-turned edge 46 is bent forwards and sideways. To prevent the blades &c. from breaking, the stems are mounted on the shafts 29 by means of clamps 54, 55, Fig. 19, connected by a frangible link 57 and a spring. The shafts 29 may be polygonal and of a combination of I and angle irons and wood. The shanks 53 may be in two similar parts. The spades and the parts carrying them are made heavy so as to increase the weight at the periphery of the digging-drum.
Patent GB-868868-A (GB)
Title: Improvements in or relating to jet propulsion nozzle arrangements
Inventor: COLLEY ROWAN HERBERT
IPC: F02K1/11
Filed: 1959-01-15
Abstract: 868,868. Jet-propulsion nozzles. ROLLSROYCE Ltd. Jan. 7, 1960 [Jan. 15, 1959], No. 1576/59. Class 110 (3). A jet-propulsion nozzle comprising a fixed nozzle portion, a plurality of arcuate longitudinally tapering nozzle segments of flexible sheet material pivotally mounted within and closely contacting and conforming to the shape of the fixed nozzle portion and means to pivot the segments to vary the outlet area of the nozzle, has each segment mounted so that a degree of free radial movement relative to the pivoting axis is permitted in order to allow the segments to be held by the pressure of the jet gases in sealing contact with the fixed nozzle portion or means carried thereby. The jet pipe 10 is provided at its outlet end with an adjustable area discharge nozzle comprising a fixed nozzle portion 11 including an end ring 12, and a pair of longitudinally tapering adjustable nozzle segments 13 mounted within the portion 11. Each segment is mounted at each side on a pivot-pin 14 itself mounted in the portion 11. The portion 11 has an enlarged diameter portion 15 formed at its down-stream end with a lip 16 which closely conforms to the shape of and forms a seal with the adjacent surfaces of the nozzle segments 13. Each segment is provided with a pair of diametrically-spaced elongated slots 17 which engage the pivot-pins 14 to allow each segment 13 a degree of free radial movement relative to the pivot axis. The arrangement is such that the jet gases force the segments 13 radially outwards into contact with the lip 16. To assist the sealing, the nozzle segments are formed of thin flexible sheet metal whose flexibility and lightness is increased by holes 18 arranged inwardly of the seal between the lip 16 and the segments 13. The segments 13 are moved by rams 19. In a modification, the rams are disposed transversely of the fixed nozzle portion. The segments may be operated by screw-thread arrangements operated by an air motor if it is desired to place the nozzle in a number of positions between the maximum and minimum area positions.
Patent GB-951516-A (GB)
Title: Fire retardant polymer compositions having improved thermal properties
IPC: C08K5/42
Filed: 1962-01-17
Abstract: A fire retardant composition comprises a polymer of an unsaturated hydrocarbon and, e.g. 10-50%, a chlorinated compound formula C10Cl12, C10Cl10O and/or C10H2O3SCl12. An antimony, arsenic or bismuth compound, e.g. 1-30% of the oxide, sulphide, sodium or potassium derivative or an organic derivative (a number of which are listed) may also be present.  The polymer may be a homo- or copolymer derived from aliphatic, alicyclic and aromatic hydrocarbons, e.g. ethylene, propylene, butene, butadiene, pentadiene, cyclopentadiene, isoprene, styrene or methylstyrene. C10Cl12 is a dimer of hexachloro-cyclopentadiene.  The composition may also contain dibutyl tin dilaurate or basic lead salts as heat stabilizers and carbon black or coloured pigments.
Patent GB-538517-A (GB)
Title: Joint ring
IPC: F16L23/20
Filed: 1940-01-29
Abstract: 538,517. Pipe joints. O'HARA, H. Jan. 29, 1940, No. 1724. [Class 99 (i)] [Also in Group XXVI] A steel, phosphor bronze or other hard, resilient metal ring A of elliptical cross-section and frusto-conical form is housed in a recess B formed between the pipe flanges. The ends of the ring abut against relatively inclined surfaces C, D and 9, 10 of the flanges.
Patent GB-1125730-A (GB)
Title: Process for the production of glycol hemiethers
IPC: C07C43/13
Filed: 1966-01-14
Abstract: 1,125,730. Glycol hemiethers. CHEMISCHE WERKE HULS A.G. 14 Jan., 1966 [15 Jan., 1965], No. 1821/66. Heading C2C. Glycol hemiethers having the formula and/or are prepared by hydrogenating in the presence of a hydrogenation catalyst containing copper, nickel or cobalt, or an oxide or chromite thereof a dioxolane derivative of formula where each of R<SP>1</SP> to R<SP>6</SP> denotes a hydrogen atom or an alkyl, cycloalkyl, aryl or aralkyl group or two of the alkyl groups bound to the same carbon atom are joined to form a cycloalkane group. Preferred hemiethers are those in which R<SP>1</SP> and R<SP>2</SP> are n-alkyl groups of eight to fifteen carbon atoms and R<SP>3</SP> to R<SP>6</SP> are hydrogen. The preferred catalyst is a copper-chromium oxide catalyst. The catalysts may be supported, e.g. on alumina or silica. The process is preferably carried out at 50‹ to 350‹ C. and at a hydrogen pressure of 20 to 350 atmospheres. Examples describe the preparation of 2-(#-hydroxyethoxy) - n - tetradecane, 3 - (# - hydroxyethoxy) - n - undecane, 1 - (# - hydroxyethoxy)- n - hexane, # - hydroxyethyl benzyl ether, 2 - (# - hydroxyethoxy) - n - butane, 2 - (α- methyl - # - hydroxyethoxy) - n - propane, #- hydroxydimethyldiphenylethylcyclohexyl ether and # - - hydroxyethoxycyclohexane. Tetradecanol-(2), undecanol-(3) and n-hexanol are obtained as side products and may be reconverted to the starting products by dehydrogenation.
Patent GB-284462-A (GB)
Title: Improvements in and relating to universal joints and couplings
IPC: F16D3/26
Filed: 1927-01-21
Abstract: 284,462. Rubury, J. M. Jan. 21, 1927. Universal joints.- A universal joint, shown applied to the actuation of the expanding-cam a of steering-wheel brakes, comprises a flat-sided fork b with a cylindrical interior c, an eye f on the shaft e, of smaller diameter than the fork aperture c, and connecting elements i, each having a pivot k to engage a hole h in the eye f, a cylindrical face l to engage the fork-aperture c, and locating-flanges m to coact with the sides d of the fork. The elements i have flats n where shown in Fig. 1 or in Fig. 3, to enable the parts to be assembled. A dirt-excluding and oil casing o may be provided, and the elements i may then be externally spherical.