baber/WOPTO huggingface dataset:
Patent GB-952606-A (GB)
Title: New phthalocyanine dyestuffs
Inventor: CLARK PETER FREDERICK
IPC: C09B62/10
Filed: 1960-04-05
Abstract: The invention comprises dyestuffs which are mixtures consisting of one or more dyestuffs which in the form of the free acids have the formula <FORM:0952606/C3/1> wherein Pc is a phthalocyanine radical R1 and R2 are each hydrogen or a substituted or unsubstituted hydrocarbon radical R3 and R4 are each hydrogen, cycloalkyl, or substituted or unsubstituted alkyl, Y is alkylene, aralkylene, arylene-NH-alkylene, phenylene or substituted phenylene, X is chlorine or bromine, Z is hydrogen or a hydrocarbon or substituted hydrocarbon group linked directly or through an oxygen or sulphur atom to the triazine ring, a is 1 or 2 b is 1 or 2 c is 1 or 2 and (a+b+c) is 3 or 4.  The phthalocyanine radical may be that of metal-free phthalocyanine or of copper, nickel or cobalt phthalocyanine.  The dyes are made by treating a mixture of phthalocyanines of the formula <FORM:0952606/C3/2> with c molecular proportions of a triazine of the formula <FORM:0952606/C3/3> by reacting a mixture of phthalocyanines of the formula <FORM:0952606/C3/4> with one molecular proportion for each triazine ring of an aliphatic or aromatic hydroxyl or mercapto compound, or by reacting a sulphochloride or mixture of sulphochlorides of the formula <FORM:0952606/C3/5> where m is 0 or 1, n is 2, 3 or 4 and (m+n) is 3 or 4 with 1 to 2 molecular proportions of a compound of the formula <FORM:0952606/C3/6> and with a compound of the formula <FORM:0952606/C3/7> Examples are given.  The dyes dye cellulose textile materials in conjunction with a treatment with an acid-binding agent and wool, silk, leather, synthetic polyamides and polyacrylonitriles from weakly alkaline, neutral or acid solution. Specifications 708,543, 784,843, 785,629, 805,562, 836,647 and 887,723 are referred to.
Patent GB-236012-A (GB)
Title: Improvements in or relating to spanners
IPC: B25B13/48
Filed: 1924-05-16
Abstract: 236,012. Burbidge, F. May 16, 1924. Rigid-jaw wrenches; handles.-The head portion 5 is pivoted freely on an axis 7 transverse to the length of the handle 6 and displaced from the axis of the nut engaged in the jaw aperture 8 so that the nut may be turned by striking on the end of the handle with a hammer. Stops 11 prevent the head moving so far round that it slips off the nut, and also enable the device to be used as a lever wrench in the ordinary manner. The head may be provided with a, number of holes for connection to the handle at various points, Fig. 4 showing a head formed as a thick disc cut away at 14 to engage the bifurcated end of the handle and having two pivot holes 10.
Patent GB-152704-A (GB)
Title: Improved mechanism for converting reciprocating motion into rotary motion
IPC: F02B75/28
Filed: 1919-05-14
Abstract: 152,704. Clarke, C. V. May. 14, 1919. Crank linkages.-In linkages for driving the crank-shaft from the pistons of internal-combustion engines &c., a cross-head sliding in a guide is connected by a link to a block sliding in a guide at right-angles to the first guide, the centre of the link or the end moving in the second guide being connected to the crank-shaft. The pistons 5 of a pair of opposed internal-combustion cylinders 2, Figs. 1 and 2, are connected by a common rod 7 carrying a cross-head 8 sliding in a guide 3. A link 9 pivoted in the head 8 has one arm carrying a block 10 sliding in a guide 11 at right-angles to the guide 3 and a second arm of equal length connected bv a connecting-rod 10 to the crank-pin 14 of the crank-shaft 15. Duplicate cylinders 1 may drive on the same crank-shaft. In a modification, Fig. 5, the piston-rod 6 carries a link 9 with one arm carrying a block 10 sliding in the guide 11 (not shown) at right-angles to the cross-head guide 3 and with a second arm of half the length pivotally engaging a counterweighted crank arm 16 on the shaft 17. As applied to driving a crank-shaft 15, Fig. 7, from two staggered cylinders at rightangles, the cross-head 8 of one piston-rod 23 slides in a guide 24, the arrangement being similar to that shown in Fig. 5 but with the head 25 on the piston-rod of the second cylinder connected to the long arm of the link 9 and sliding in a guide 26 corresponding to the guide 11. Glands 28 are provided at the inner ends of the cylinders so that combustible mixture may be fed to the said inner ends to be pressed during the working stroke of the pistons through ports 30 and external passages to ports 32 arranged below the exhaust ports. End-to-end and perpendicular cylinders may work in combination on a single crank-shaft.
Patent GB-1488416-A (GB)
Title: Actuating and bracing jack
IPC: F15B15/26
Filed: 1975-03-24
Abstract: 1488416 Fluid-pressure actuators MESSIER-HISPANO 24 March 1975 [27 March 1974] 12226/75 Heading F1D An actuator has an enlarged cylindrical portion housing catch members 14, Fig. 1A, which engage projections 16 on a piston-rod 2 and are held in locked position by a slidable locking device 19 which is moved into locking position by the piston as it moves to the left and disengaged by fluidpressure. In operation, as the piston-rod moves to the left, resilient abutments 25, loaded by a spring 28, engage the locking device 19 and move it to the left over the catch members 14. A slot 27 allows movement of the abutments 25. A switch 32 operated by a ball 29 indicates when the locking device is operative. When liquid is admitted through a port 8 to move the piston to the right, the locking device 19 is first moved to the right by fluid-pressure on a portion 24. Once the catches 14 are released the piston is free to move. A spring-loaded ball 34 holds the device 19 in the inoperative position. Clearance between the cylinder 2, Fig. 1B, and an end closure 6 is taken up by a tapered member 39 which is pulled to the right by a bolt 40 to expand the end of the closure 6 which may be slotted. As shown in Fig. 2, the clearances may be taken up by resilient washers 46, 47 which are compressed between members 44, 45 when a bolt 40 is tightened.
Patent GB-241822-A (GB)
Title: Improvements in or relating to boxes applicable for containing and transporting flowers and the like
IPC: B65D85/50
Filed: 1925-05-12
Abstract: 241,822. Cooke, F. H. May 12, 1925. No Patent granted (Sealing fee not paid). Fittings, internal. -In a box for containing and transporting flowers &c. the contents are retained from displacement by a bar or strip removably and adjustably fixed across the box by a pin member inserted through one or more sockets, eyes, &c. upon the bar and through perforated flange members upon the inner faces of two opposite sides of the box. As shown, the bar 5 has sockets 4 fixed at its ends which are engaged between the perforated flanges 2<a> of vertical wooden slats or channelled members 2 fixed to two opposite sides of the box and pins 6 are inserted through aligned perforations in the flanges 2 and through the sockets 4 to hold the bar down upon the stems of the flowers in the box. The sockets may be formed of bent metal embracing the ends of the bar or inserted into the thickness thereof, or they may be formed of staples or screw eyes driven into the ends of one of the faces of the bar. The channelled members may be formed of metal.
Patent GB-1223871-A (GB)
Title: OPTIONALLY 17-ALKYLATED 11,13beta-DIALKYLGONA-1,3,5(10)-TRIENE-3,17beta-DIOLS AND ESTERS THEREOF
IPC: C07J75/00
Filed: 1968-03-13
Abstract: 1,223,871. 11 - Alkyl - #<SP>1,3,5(10)</SP> - steroids. G. D. SEARLE & CO. 13 March, 1968 [14 March, 1967], No. 12307/68. Addition to 1,091,999. Heading C2U. Novel steroids of the formula (wherein R and Y are each H or alkanoyl of less than 8 carbon atoms; R<SP>1</SP> and R<SP>11</SP> are each C 1-8 , alkyl; and Z is H or C 1-8  alkyl) and the antipodal enantiomers and racemates of those compounds wherein R<SP>11</SP> is C 2-7  alkyl are prepared (1) by catalytic hydrogenation of the corresponding 1,3,5(10),9(11)-tetraenes which may contain a 3-benzyloxy group (this being concomitantly hydrogenolysed to a 3-OH group by use of at least 2 molecular equivalents of hydrogen); or (2) when R is OH, by cleavage of the 3-ether function of a corresponding 3- alkyl ether using a boron trihalide. The free 3-ols may subsequently be acylated, possibly with concomitant acylation of a free 17#-OH group. When R<SP>11</SP> is C 2-7  alkyl the racemic products, prepared from racemic starting materials, may be resolved by standard procedures.
Patent GB-512345-A (GB)
Title: New or improved method of and apparatus for bending metal pipes and tubes
IPC: B21D7/025
Filed: 1938-04-25
Abstract: 512,345. Elbow bending. BRISTOL PIPING CO., Ltd., and CARRICK, D. H. April 25, 1938, No. 12352. [Class 83 (iv)] In apparatus for bending a tube by corrugating the inside of the bend, a tube y is fed intermittently past adjustable guide rollers b, c and over a fixed mandrel m to a heating device h. The end of the tube is secured by a clamp l to a lever k pivoted on a pin and fitted with an indicator n. The tube is heated and pushed forward in steps determined by a stop r engaging a plate q and the free end of the tube is constrained to move in a circular path. To bend large arcs a supplementary lever k may be used.
Patent GB-680113-A (GB)
Title: Improvements in or relating to television apparatus
Inventor: NEWTON GEORGE CHARLES
IPC: G03B15/14
Filed: 1949-05-10
Abstract: 680,113. Television. ELECTRIC & MUSICAL INDUSTRIES, Ltd. April 26, 1950 [May 10, 1949], No. 12396/49. Class 40 (iii). Television apparatus comprises a source of illumination including a reflector adapted to project a beam of light on to the object to be televised and an inclined opaque mirror mounted in the centre of the light beam and arranged to direct light received from the object into a television camera disposed to one side of the reflector and outside the paths of the light beam. In the arrangement shown, which is applied to the televising of surgical operations, the light source comprises a surgical illuminating lamp 1 including a dome-shaped reflector 2, the light from which after reflection by the object (not shown) is directed by means of an opaque mirror 9 into a television camera 14 the axis of the optical system of which is perpendicular to the axis of the lamp 1. The camera together with the lamp and mirror may be rotated about the camera axis by means of crank 22 and the complete assembly is mounted for movement along rails 4. A microphone positioned in a housing 24 serves to convey sound (e.g, of a surgeon lecturing) to a remote position at which the signals supplied by the television camera are reproduced as a television picture.
Patent GB-650121-A (GB)
Title: Improvements relating to methods of fractionating vapours and apparatus therefor
IPC: B01D3/20
Filed: 1948-05-05
Abstract: 650,121. Bubble towers. EVERY, C. E. (Petro-Chem Process Co., Inc.). May 5, 1948, No. 12406. [Class 55(ii)] A fractionating column has bubbling hoods incorporating downcomer pipes in which separation of vapour from liquid occurs, contact between vapour and liquid occurring inside the hoods. In the form shown, a bubble tower 10 has vapour risers 12 set in each plate 11 and extending above the liquid level therein and downcomers 13 mounted within the risers and extending from above the liquid level in the tray downwardly to beneath the level in the tray below. Each downcomer is provided near the bottom with an anti-frothing grid 17 and at the top with a lip 13a which is doubled back over the top of the riser 12. A hood 15 is mounted at the top of the downcomer and has an inner sleeve 15a, flared and serrated at its lower end 15c, extending into the downcomer, and an outer sleeve 15b extending well below the liquid level in the tray. In operation, vapour rises through the annular space 14 between the riser and downcomer and passes down over the top of the riser to bubble under lip 13a through the liquid enclosed by the sleeve 15b. Uncondensed vapour with entrained liquid passes over into the downcomer, through serrations 15c, where the vapour separates out and rises to the next tray, the liquid draining back to the tray below.
Patent GB-728514-A (GB)
Title: A method of improving the strength properties and adhesiveness of iron and alloy steel reinforcements of circular cross section for reinforced concrete
IPC: E04C5/03
Filed: 1952-05-16
Abstract: 728,514. Making reinforcing bars for concrete. THELA INDUSTRIES, Ltd. May 16, 1952 [May 16, 1951], No. 12410/52. Classes 83 (2) and 83 (4). Altering physical structure.-A process for improving the strength properties and adhesion of reinforcing iron or alloyed steel bar of circular cross-section for reinforced concrete members is characterized in that the reinforcing iron or alloyed steel is shaped by cold rolling until its elongation at fracture is about 2 per cent, namely equal to that of the concrete, and is provided at the same time with circular adhesion ribs each having an outer diameter of 1.4d, a, thickness of 0.25d and spaced apart a distance 2d, where d is the diameter of the reinforcing iron or alloyed steel bar. The cold rolling may be preceded by hot rolling at about 800‹ C., whereupon before the last pass, i.e. the calibration and improving pass, the rolled bar traverses an air cooling duct in which the heat is almost completely removed from the bar and the last pass is carried out by cold rolling. A trade mark may be rolled on the bar during the formation of the ribs.
Patent GB-378063-A (GB)
Title: Improvements in or relating to the concentration of minerals by flotation
IPC: B03D1/002
Filed: 1931-04-27
Abstract: Oxidized ores are subjected to froth flotation in the presence of a soluble sulphide, e.g. sodium sulphide, and a soluble alkali silicate, e.g. sodium silicate, the amount of silicate added being restricted to approximately the minimum amount necessary to effect deflocculation of the gangue, this amount usually being of the order of 0,1 lbs. silicate per ton of ore.  The ore is preferably somewhat coarsely crushed, for example so as to pass a screen having 60 meshes per inch.  The concentration of a mixed oxide and sulphide copper ore is described, the sulphide being first floated using potassium xanthate and pine oil as flotation agents and the oxide being subsequently recovered by adding sodium sulphide, 0,1 lbs. per ton of sodium silicate, fuel oil and pine oil.  The use of ammonium sulphide is also referred to.  To facilitate dewatering of the tailings and filtration of the concentrate an alkali chloride or alkaline earth chloride, with or without a small amount of a soluble soap, may be added to the tailings or concentrates to re-flocculate the gangue. Specifications 136,255, 166,888, and 218,012, [all in Class 82 (ii), Washing granular &c.], are referred to.
Patent GB-311539-A (GB)
Title: Improvements in or relating to machines for treating, opening or preparing hair, fibre, wool and materials of a like character
IPC: D01G15/36
Filed: 1928-04-28
Abstract: 311,539. Walker & Smith (Batley), Ltd., Smith, R. I., and Smith, F. April 28, 1928. Openers, cleaners, &c. ; feeding openers, cleaners, &c.-A machine, which can be used as a tenter hook willey in the wool trade or as a carding-machine in the curled hair trade comprises a main cylinder 4, Fig. 1, co-operating with toothed rollers 23, 24, feed rollers 17 and a breast 16, and a doffer 1 covered over its whole periphery with toothed cards or lags. A fly-comb 14 or rotary beater strips the material collected on the doffer. The doffer and the breast are driven at a slow rate of speed. The breast cylinder may be dispensed with. The doffer is driven through toothed reduction gearing by a belt from the main cylinder shaft 3. The shaft 3 drives a countershaft 10 by a belt 12. The fly-comb is operated by a belt 15 from this shaft, and the feed rollers 17 are driven by a second belt on the other side of the machine. A belt 18 driven from the shaft 3 and passing round a loose pulley 27 on the doffer shaft drives the rollers 24 and also the breast 16 through reducing gearing 20. The rollers 23 are driven by a chain from the upper feed roller.
Patent GB-917330-A (GB)
Title: Apparatus for separating impurities from water carried agricultural crops
IPC: A23N12/02
Filed: 1961-04-07
Abstract: 917,330. Wet separating. ELFA-APPARATE-VERTRIEBS G.m.b.H. April 7, 1961 [May 11, 1960], No. 12541/61. Class 82 (2). [Also in Group XXX] Wet-separating apparatus comprises a container 1, installed in a washing channel, and consisting of two chambers 2, 3 near the inlet 7 and outlet 8, respectively, and interconnected by a passage 4, the chamber 2, foremost in the direction of flow, having a cover 9 which ispermeable to the washing water and to impurities of small size carried along therewith and via which the crops and coarse impurities, e.g. stones, fall into the rear chamber 3 which has an overflow situated at a lower level than the inlet 7, the outlet 8 of the channel, at the rear, continuing at a lower level. The apparatus is chiefly intended to separate impurities such as sand, stones, " tops " and straw from sugar beet. Sand, straw and other lighter impurities mainly fall through the cover 9, with the washing water, and are discharged through an outlet 5. Stones, " tops " and heavier impurities, with the sugar beet crop, continue across the cover until the heavier impurities drop back over the edge of the cover to join the lighter impurities while the sugar beet is caught up in the stream of washing water emerging from the chamber 3. The cover 9 may be a sloping grating, in which case rotating hooks 10b preferably operate above the grating to catch impurities such as " tops " and remove them. In a modification, Fig. 3, the cover may comprise a series of transverse rotatable rods 18 which co-operate with hooks or toothed catch-bars 15 projecting from moving chains 14, to which they are pivoted, whereby the larger impurities, e.g. " tops," with the beets, are carried along until the beets drop into the compartment 3 and the tops are removed by the catch-bars when these ascend. In another modification, Fig. 2, the cover is replaced by rotatable discs 11 which are toothed at 12 to catch the " tops " and the like. The container 1 is preferably wider than the washing channel to prevent restriction.
Patent GB-679224-A (GB)
Title: Hydraulic apparatus for producing a reciprocatory movement
IPC: D21F1/66
Filed: 1950-05-19
Abstract: 679,224. Filters. STAAF, G. A. May 19, 1950, No. 12619/50. Class 46 [Also in Group XXIX] Hydraulic apparatus for producing a reciprocatory movement of a squirt tube 11 in a cellulose filter having a rotatable filter drum 10 comprises a riser tube 19, a syphon connected to the lower end of the riser tube 19 the knee 21 of the syphon being positioned at a lower level than the upper open end of the riser tube, and a diaphragm housing 14 communicating with the lower part of the riser tube 19 and with the shorter branch of the syphon. The squirt tube 11 is connected to the diaphragm 15 in housing 14, and there is provided means, such as a tap 22, for supplying the riser tube tube 19 continuously with water. The rotatable filter drum 10 is cleansed by means of a number of water jets issuing from the tube 11 supplied with water through a conduit 13. The housing 14 which is provided with an air outlet valve 23 and a conduit 17 leading to the lower part of a collector 18, is arranged midway between the knee 21 of the syphon and the collector. To start the apparatus the valve 23 and tap 22 are opened the valve 22 being closed when the water fills the housing 14; upon the water level reaching the knee 21 the syphon operates and empties until the water level in the collector is below the end of syphon branch 20 whereupon the syphoning ceases and the system refills, the continued filling and emptying causing the diaphragm 15 to reciprocate the tube 11. By regulating the opening of the water tap the frequency of the diaphragm movement may be controlled.
Patent GB-571155-A (GB)
Title: Improvements in and relating to transporting and unloading tubs loaded with coal, ore or other material
IPC: B66B17/20
Filed: 1943-08-05
Abstract: 571,155. Unloading coal &c. SHEPPARD, H. B., and COPPEE CO.(GREAT BRITAIN), Ltd. Aug. 5, 1943, No. 12648. [Class 78 (iv)] Tubs a containing coal, ore &c. are transported and unloaded by inverting them with the top covered by a plate 3, moving them into a lift cage 8 or other transporting device with a base plate 15 for supporting the contents of the inverted tub, and actuating the base plate to discharge the tub at the unloading station. The tubs are inverted by a tippler b operated by a ram 4 and carrying channel-members 2 for the wheels of the tub, and cover plate 3 which may be adjustable or have side walls to prevent. spillage. A ram 5 pushes the inverted tub into a housing pivoted at 9 within the lift cage 8 and having rails 14 for the wheels of the tub. The base plate 15 is pivoted to the housing at 16 and supported at its opposite edge by vertical arms 17 pivoted to the cage 8 at 20. The base plate has a downwardly curved lip 24 and pivoted side walls 25 one of which is lowered to abut or overlap the edge of the cover plate 3 of the tippler b so that the contents of the tub slides over the plate 3 on to the base plate 15. The side wall 25 is then raised and'the lift cage hauled to the unloading station where ramps operate levers 22 to rotate the arms 17 clockwise and move the housing 10 outwardly to discharge the contents of the truck over the sloping base plate 15 and between the side walls 25. As the cage is lowered the levers 22 return the housing 10 to its normal position within the cage and on arriving at the position shown in Fig. 1 the empty tub is pushed out by an incoming full tub into a tippler c for righting the tub, which passes to a train of empty tubs d. The lift cage may comprise two or more superposed pivoted housings 10, and two lift cages may be provided, the tippler being moved to register with either cage, or double tracks being provided, with a tippler for each track. 'According to the Provisional Specification the housing 10 is slidable instead of being pivoted in the lift cage.