baber/WOPTO huggingface dataset:
Patent GB-1455941-A (GB)
Title: Process for vulcanizing rubber with bis-sulphenamide accelerators
IPC: C08L33/00
Filed: 1974-01-28
Abstract: 1455941 Vulcanization accelerators MONSANTO CO 28 Jan 1974 [29 Jan 1973] 03792/74 Heading C3E A diene rubber is vulcanized with sulphur, or a sulphur-containing vulcanizing agent, and an accelerating amount of a compound of formula in which R 1  and R 2  independently are alkyl, aralkyl, or cycloalkyl, or R 1  and R 2  together with the nitrogen atom form a heterocycle, x is 1 or 2, R is an alkylene radical optionally interrupted by an oxygen or sulphur atom, arylene or cycloalkylene radical, or a combination thereof. Examples are given in which natural rubber or SBR formulations, optionally comprising polybutadiene, are vulcanized using an accelerator selected from alpha, alpha'-bis-(morpholinothio) - p - xylene, 2,2<SP>1</SP> - bis - (morpholinothio) oxydiethane, 1,2 - bis - (piperidinothio)- ethane, 1,2 - bis - (dimethyl- or diethylaminothio) - ethane, 1 - (morpholinothioethyl) 3- or 4 - (morpholinothio)cyclohexane, optionally together with N-tert-butyl-2-benzothiazolesulphenamide and/or 2 - (morpholinothio)benzothiazole. Reference has been directed by the Comptroller to Specification 1,409,953.
Patent GB-431714-A (GB)
Title: Method for the supply of fluid under pressure and/or electric power to the interior of rotating structures such as gun turrets
IPC: F41A27/18
Filed: 1934-02-06
Abstract: 431,714. Gun turrets. BOULTON & PAUL, Ltd., Riverside Works, NORTH, J. D., Hill House, Eaton, HUGHES, H. A., Westfield, Plumstead Road, and DOE, A., St. Peter's, Earlham Green Lane, all in Norwich. Feb. 6, 1934, No. 3848. [Class 92 (i)] Relates to means for supplying fluid or electric power to gun turrets more particularly for aircraft, and of the kind comprising a hollow cylindrical structure 10 rotatably supported on bearings 14 on a fixed supporting frame 13, the rotary and fixed structures carrying concentric sleeves 21, 12, respectively, which serve for the transmission of the fluid or electric power from one structure to the other. According to the invention, the sleeve 21 secured to the turret serves not only as a pipe for conveying pressure fluid but also constitutes the driving member of an electric distributer 24 comprising slip-rings 26 on one structure co-operating with brushes 28 on the other structure. In the form shown fluid under pressure for operating a training motor carried by the turret is conveyed from a fixed pipe 18 through the rotary pipe 21 which depends from a casing 20 supporting the motor, the latter driving a worm engaging a fixed worm wheel 17. A stuffing-box 23 is provided round the inlet pipe 18. The electric supply is carried from outside the turret to the inside through the brushes and slip-rings by way of leads 31 tied to the central pipe 21.
Patent GB-154821-A (GB)
Title: An improved guard for rotating shafts
IPC: F16P1/00
Filed: 1920-02-09
Abstract: 154,821. Heatley, J., and Feild, C. Feb. 9, 1920. Guards.-A stationary tubular guard 3 for a rotary shaft 1 is supported by the bearing 2 of the shaft and cannot be removed until the shaft is dismounted. A flange 3<a> on the tube is supported in a recess 5 in the bearing and rotation of the tube is prevented by the engagement of a notch in the flange with a projection on the bearing.
Patent GB-638283-A (GB)
Title: Improvements relating to gas sealing joints
Inventor: FLETCHER ARTHUR HOLMES
IPC: F01D13/02
Filed: 1947-02-10
Abstract: 638,283. Pipe joints. ROLLS-ROYCE, Ltd. Feb. 10, 1947, No. 3890. [Class 99(i)] A joint for connecting a gas - carrying pipe to another member, e.g., in gas-turbine power plants, permitting relative angular movement of the parts, comprises two part-spherical thrust surfaces associated one with each of the two members and centred about a point. spaced from the surfaces axially of the pipe, the surfaces having sealing engagement provided by the pressure in the pipe, and additional sealing means being provided between the pipe and the member, the additional sealing means or the thrust surfaces being so arranged with respect to the pipe or member that they are relatively movable with respect thereto transversely of the pipe axis. In Fig. 1, a joint ring 13 mounted in a sleeve 11 welded to a pipe 10 has a part-spherical surface 14 contacting a corresponding surface 23 on a sleeve 22 connected to the other member 18 of the joint, the spherical surfaces having their centres at 15. The additional sealing means comprises split rings 17 movable radially in slots 16. In Fig. 2, the additional seal comprises a spherical surface 25 which is provided on a sleeve 11 fixed to the pipe 10, is centred about a point 27 on the pipe axis and co-acts with a cylindrical surface on a member 20 fixed to the other coupling member. The ring 13 is mounted on the sleeve 11 so as to be capable of radial movement. In Fig. 3, a joint ring 34 made of bonded asbestos or graphite is mounted for radial movement on a stepped sleeve 32 fixed to a pipe 30 and is made in two parts so as to be removable without disconnecting the joint. Part-spherical surfaces centred at 35 are provided on the sleeve 32 and the ring 34. An outer member 36 connected by studs 38 to the second member 31 of the joint has a tapered surface 37 engaging the ring 34, removal of the ring being possible on loosening the studs. A split ring 41 provides the additional seal. A flanged member 43 by engaging ring 34 separates it from the member 36.
Patent GB-461045-A (GB)
Title: Improvements in and relating to holders for maps or pictures
IPC: A47G1/06
Filed: 1936-02-08
Abstract: 461,045. Drawing-slates &c. HARRIS, M. Feb. 8, 1936, No. 3900. [Class 146 (ii)] A holder for maps, drawings, and the like comprises a frame of side and end mouldings 1, 2, 3, 4, a closed back 5 carrying the mouldings, and a sheet of ground glass or other translucent material 8 arranged in the frame so that there is room between the glass and the back to receive map or the like, one of the mouldings 4 being hinged to permit the insertion of the map from the side. The ground glass 8 fits into grooves in the mouldings 1, 2, 3, and the map 10, preferably printed or mounted on card or plywood and with bound edges, and which may be replaced by a plain white sheet, is supported against the glass by fillets 9. The holder may be adapted to hang on a wall or stand on an easel, and the rear side of the back 5 may be blackened for use as a blackboard.
Patent GB-639292-A (GB)
Title: Improvements in or relating to hop-picking machinery
IPC: A01D46/02
Filed: 1948-02-10
Abstract: 639,292. Hop-picking machines. McCONNEL, HINDS, Ltd., McCONNEL, F. W., and HINDS, G. A. Feb. 10, 1948, No. 3929. [Class 6 (iii)] [Also in Group XXX] A hop-picking machine of the kind having a succession of pairs of rollers, each pair rotating faster than the preceding pair, is characterized in that the pairs of plucking rollers are arranged in groups, separated by conveying rollers which are driven at the same speed as the first pair of plucking rollers in the next group. The groups of plucking rollers 16, 22, 29 and 30 are spaced apart along a framework 10 by the conveying rollers 23, 31, 32. Bines are fed to the first group by a multiple-belt conveyer 11 entrained around one roller 12 of the first group. The bines then pass over the conveying rollers 23 which are all driven by a chain 60 from one of the first pair of rollers 24 in the second group 22. The conveyers 31 and 32 are similarly driven. The rollers of the various groups are driven, through flexible shafts 81, 82, 83, from gearboxes 20, 21, 27 and 28, each gear-box being driven from the preceding gear-box. A motor 41 drives a cross-shaft 41 from which drives are taken to the conveyer 11 and first gear-box 20. Each gear-box comprises as many pairs of sprockets as there are pairs of rollers in the associated group and all the sprockets are encircled by an endless chain which also'passes around a driving sprocket and a jockey pulley. The sprockets vary progressively in size to provide the necessary increase in speed between pairs of rollers. The plucked hops fall on to a belt 66 below the rollers, and the stems and leaves are discharged on to a lateral conveyer 68. The plucking rollers are rubber-covered and are spring-urged onto mutual contact. The distance between the conveying rollers may be altered.
Patent GB-411973-A (GB)
Title: Collapsible luggage containers for motor cars
IPC: B60R9/06
Filed: 1933-02-09
Abstract: 411,973. Luggage-holders for vehicles. HINCHLIFFE, H. O., Stafford House, Blackwell Lane, Darlington. Feb. 9, 1933, No. 3956. [Class 103 (ii).] A collapsable luggage - container for the rear of a motor-car comprises a flanged rear-panel A and box B formed as a one-piece steel pressing, forward side-panels G hinged to the vertical edges of a frame J, J<1>, J<2> which is welded to the rear of the carbody and is secured inside the body to the chassis, rear side-panels G<1> hinged to the panels G and to the flanges C of the rear-panel A, and a lid F hinged at M to the frame, the rear-panel A having a recess E to accommodate the lip of the lid when the container is collapsed. Guides for the base B are provided beneath the rear seat of the car. Latches on one of the side-panels lock the container in the luggagecarrying position.
Patent GB-495636-A (GB)
Title: Improvements in and relating to methods and means for the de-fibring and de-inking of papers
IPC: D21B1/32
Filed: 1937-02-10
Abstract: 495,636. De-inking waste paper &c. PARTINGTON, E. H., BECKER, D. R. S., and PORRITT, W. H. Feb. 10, 1937, Nos. 4027 and 27638. [Class 96] Clean pulp is pro. duced from printed or pigmented waste paper, paper board, &c. by steeping, e.g, in caustic soda solu. tion at 160-200‹ F. and agitating so as tc set up opposed conflicting liquid streams of sufficient intensity to cause fragments in one stream to engage frictionally with those of the other and thus separate the fragments into discrete fibres freed from ink and filler which are subsequently washed out. If the waste paper contains little or no loading, china clay &c. may be added to assist in washing out the ink. The opposed streams may be produced by two propellers f, g on a shaft e, one g which circulates the pulp as shown, and the other f is so positioned and dimensioned as to produce by centrifugal effect the conflicting stream adjacent an inlet b which may be offset with respect to the propeller axis. In alternative forms a single propeller is used, and opposing streams produced with baffles. Specification 262,270, [Class 96], is referred to.
Patent GB-327800-A (GB)
Title: Improvements in and relating to locks and latches
IPC: E05C1/16
Filed: 1929-02-07
Abstract: 327,800. Vaughan, Ltd., H. & T., and Hadley, W. D. Feb. 7, 1929. Latches, preventing operation of; latches, sliding.-A latch, particularly for motor vehicle doors, comprises a stamped sheet metal plate a with bent up flange b through which projects the bead c of a latch bolt having a stamped sheet-metal tail d with lugs f The tail is cranked at e to give the necessary clearance to the head of the bolt. The bolt may be retracted by an outside handle, not shown, operating a follower l engaging the crank e, and is shot by a spring l<1>. The bolt may also be retracted by a detachable lever handle g projecting through the upper edge of the door. This lever is slotted as shown to pivot on a stud h and has notches j to engage the lugs f and prevent endlong movement of the lever. The bolt may be locked against retraction by a pivoted member p engaging the tail of the bolt and operable by a finger-piece q. The outside handle may be locked against operation by a pivoted member r adapted to engage the follower I and operable by a key-operated cylinder lock, not shown, engaging the spindles.
Patent GB-1029981-A (GB)
Title: Conductor lead-in assemblies for electric discharge tubes
IPC: H01J5/32
Filed: 1963-01-31
Abstract: 1,029,981. Discharge apparatus. M. M. DUNKEL, [trading as E. LEYBOLD'S NACHFOLGER]. Jan. 31, 1963 [Jan. 31, 1962], No. 4072/63. Heading H1D. A conductor lead-in assembly for an electric discharge tube, e.g. an ionization manometer, comprises a plate-shaped insulating member of vitreous or ceramic material into which a plurality of conductors are inserted in a manner providing a vacuum-tight seal, a metallic tubular screening member which surrounds at least one of the conductors over part of its length being fused into the insulating member, a tubular carrier of insulating material within the screening member extending coaxially with and being spaced annularly from the screening member and the conductor, wherein one end of the carrier is sealed in a vacuum-tight manner to the conductor and the other end is sealed to the screening member. The tubular carrier is of ceramic material and the plate-shaped insulating member may be sealed to one end of a metallic tubular member.
Patent GB-872685-A (GB)
Title: New polyazo dyestuffs
IPC: C09B45/00
Filed: 1959-02-05
Abstract: The invention comprises dyes of formula:-<FORM:0872685/IV(c)/1> where R and R1 are residues of the same or different components, which contain X a  to the azo groups, and X is a metallizable group or a group convertible thereto during metallization.  The dyes are made by coupling appropriate diazo compounds with 5, 51-dihydroxy-2, 21-azonaphthalene-7, 71-disulphonic acid and metalizing if desired. The dyes may also be made by coupling the diazo compound, in an alkaline medium, with 2-amino-5-naphthol-7-sulphonic acid, if desired converting the amino-azo compound thus obtained into its metal complex, diazotizing the amino-azo compound, or its metal complex, in acetic acid and converting 2 mols of the same of different diazo compounds obtained in this manner, by treatment with sulphurous acid salts into a symmetrical or asymmetrical bis- or poly-azo dye.  In both processes metallization may be effected at any stage or as an after-treatment on the fibre.  5, 51-Dihydroxy-2, 21-azonaphthalene-7, 71-disulphonic acid is made by treating 2-diazo-5-benzensulphonylnaphthol-7-sulphonic acid with sulphurous acid salts and hydrolysing the sulphonyl radical.  Indicated as values for X are hydroxyl, carboxy, cyclic imino, alkoxy, halogen, sulphonic acid and hydrogen.  The diazo components may contain substituents such as sulphonic and carboxylic acid, nitro, alkyl, halogen, sulphone, sulphonamide and azo groups.  Representative of specified diazo components are aniline, 2-chloroaniline-4-sulphonic acid, salicylic acid, 1-amino-4-nitro-2-phenol, 2-naphthylamine-4, 8-disulphonic acid, 5-methyl-4-aminobenztriazole and 2-methyl- 4-amino- 5-methoxy-1, 11-azobenzene- 41-sulphonic acid.  Copper and nickel are preferred metals for complex formation.  The dyes are especially useful for native and regenerated cellulose.  Examples are provided of the preparation of the dyes and the use of copper complexes in colouring cotton in red, blue, green and grey shades. Specifications 660,447, 721,495 and 790,386 are referred to.
Patent GB-359835-A (GB)
Title: Improvements in refining engines for use in pulp refining
IPC: B02C2/10
Filed: 1931-02-10
Abstract: 359,835. Paper pulp refining-engines. FRASER, W. G., Coronation Wharf, Townmead Road, Fulham, London. Feb. 10, 1931, No. 4171.. Addition to 292,228, [Class 96, Paper &c.]. [Class 96.] A refining-engine according to the parent Specification is modified so that the stuff passes directly. without external connections, from one unit to the other, the outer cores being adjustable relatively, or simultaneously, for varying the pressure or compensating for wear. The two hollow rotors 2, 3 are held together by rods 16 and nuts 17 in recesses 18, a projection 15 on the small end of the rotor 3 engaging an annular socket 14 in the large end of the rotor 2, which is curved at 21 forming an annular passage 22 between the two refining units, a flange on each shell supporting a coupling 23 of rubber &c. fixed by wire 24 and initially curved to allow relative adjustment of the shells. The shells 4, 6 and 5, 7 are in two halves bolted together through cooperating sockets 40 cast on their sides, the lower halves having downward extensions 8 engaging guides 9, and being simultaneously adjusted by a hand-wheel 29, which rotates through worms 30 a screwed spindle 28, bosses 32, 34 on brackets 31, 33 engaging slots in the under side of the shells. For independent adjustment of the shell 5, 7 the bracket 33 is mounted over a sleeve integral with a worm wheel 36 and engaging the spindle 28, the worm 36 being rotated by a handle 39 on a spindle 38. The stuff passes from an inlet 25, between the shell 4, 6 and rotor 2, through the passage 22, which has cleaning outlets 41 normally closed by doors 42, between the shell 5, 7 and rotor 3 and through an outlet 26 opening from an annular chamber 27. The central shaft 1 is carried in water-cooled thrust bearings 11 and driven through a flexible coupling 12 by an electric motor. The outer shells may be independently adjusted by hand-wheels operating separate screwed spindles, and the passage 22 completed by overlapping flanges sealed by a packing ring of rubber &c. Either form allows stuff to be pumped through at high pressure controlled by an outlet valve &c.
Patent GB-215459-A (GB)
Title: Improvements in and relating to electric stoves, radiators, hotplates and the like
IPC: H05B3/16
Filed: 1923-02-13
Abstract: 215,459. Girling, H. P. Feb. 13, 1923. Resistances.-A resistance element comprises a fireclay base C surmounted by a double-pitched spiral containing a heating wire D and is designed and shaped so that a number of them may be assembled on a base plate A in compact mosaic patterns to form hot-plates or radiators, the elements being interconnected electrically in any desired manner by simple connecting links B. The base C may be triangular, rectangular, pentagonal or hexagonal in plan. The base-plate may be of perforated sheet metal or a cast grid and the elements are secured thereto by central screws F or by clamps carried by the base-plate. Various assemblages of elements are shown in the drawings.
Patent GB-855617-A (GB)
Title: Improvements relating to locks for containers
IPC: E05B83/24
Filed: 1959-02-06
Abstract: 855,617. Latches. DAIMLER-BENZ A.G. Feb. 6, 1959 [Feb. 7, 1958], No. 4222/59. Class 44. In a lock for e.g. the bonnet or luggage boot of a motor vehicle, a peg 30 of truncated pyramidal form is rigidly attached by means of two opposed end flanges 34 to the bonnet &c. 7 and is aligned so as to enter a tubular member 13 of corresponding shape in a fixed part 8 of the vehicle. The member 13 has a portion 17 of substantially square cross-section with outwardlyextending flanges 18, 18<1> between which is pivoted a U-shaped securing hook 19, one end 27 of the latter being adapted to engage a slot 31 in the peg 30, passing through suitable apertures 28, 29 in the member 13, and the other end 20 entering a slot 21 in a tube 23, the tube 23 being housed in the portion 17 of the member 13. The tube 23 is closed at the top end 22, and between this end and the end 20 of the hook is a helical compression spring 24, the arrangement being such that, on release of the hook end 20 from the slot 31 in the peg 30, the tube 23 is forced upwards by the spring 24, ejecting the peg 30 from the tubular member 13 until the tube 23 is arrested by the hook end 20 meeting the end of the slot 21. During the closing operation the peg 30 presses the tube 23 into the member 13 until the hook end 27 engages the slot 31 in the peg. The hook 19 is provided with a hole 35 for the attachment of release mechanism such as a cable &c.
Patent GB-311440-A (GB)
Title: Improvements in or relating to cigarette making machines
IPC: A24C5/28
Filed: 1928-02-10
Abstract: 311,440. Thrissell Engineering Co., Ltd., (formerly Brecknell, Munro, & Rogers. Ltd.), and Nash, C. H. Feb. 10, 1928. Cigarette-making machines.-A cutting mechanism for continuous-rod machines comprises a rotating cutter, provided with a substantially helical blade 14 and rotatable about a horizontal axis at a, small angle to the axis of the rod (which is horizontal), and a slotted ledger plate 9 arranged to rotate in a horizontal plane. As shown, the blade 14 is clamped by means of plates 24, 25 in the end of an arm 15 on a spindle 16 supported by brackets 17, 18 on a base plate 1, which is adjustable on a bed-plate 2 and about a shaft 3 by a hand-wheel 5 and cam 4. The cutter spindle 16 is driven from the shaft 3 through toothed and bevel gearing 19 - - 23. The cigarette rod 6 passes through tubular guides 7 and a semicircular groove in the rim of the ledger plate 9, which has slots for the passage of the knife and is mounted on a stud 10 and driven from the shaft 3 through gearing 12, 13. The plate 9 preferably moves faster than the cigarette rod and the knife is timed to contact with the trailing edge of the slot to give a shearing action at the finish of the cut. Slight adjustments of the length of cigarette to be cut are effected by turning the, hand-wheel 5 to adjust the base plate 1, and changing the clamps 24, 25 to alter the angle of the knife. For larger adjustments, the ledger plate is replaced by one having 5 slots. or a single plate may have slots at 90‹ and 72‹ intervals.
Patent GB-201134-A (GB)
Title: Improvements in or relating to evaporating apparatus
IPC: B01D1/04
Filed: 1923-02-13
Abstract: 201,134. Lillie, S. M. July 24, 1922, [Convention date]. Film evaporators.-In evaporators of the kind in which liquid is showered over a nest 8 of heated tubes, the nest is mounted in a surround. ing casing 1 so as to leave vapour passages 10, 11 at the sides, and a chamber 12 above the nest for separating entrained water. Unevaporated liquid collecting in the base 9 is withdrawn by a pump 7 and is returned by a pipe 26 discharging on to a perforated plate 21 covering the nest 8. The heating-tubes open at one end into a steam-chamber 14 and at the other are either closed except for a small air vent or open into a floating header which is vented into the evaporator casing or through a pipe extending through the nest and through the steam chamber 14. Baffles 24, 24<a> consisting of two parallel rows of vertical I-bars arranged in staggered relation are supported by bars 27, 28 between the tube nest and the side passages 10, 11, and between these passages and the settling-chamber 12. The nest of tubes may be heated by hot gases or by electricity.
Patent GB-918286-A (GB)
Title: Improvements in or relating to apparatus for measuring the length of spooled tapes
IPC: G11B27/34
Filed: 1960-02-05
Abstract: 918,286. Measuring continuous lengths. PATTANTYUS, G. Feb. 5, 1960, No. 4255/60. Addition to 777,179. Class 106 (2). The shaft 4 of the arrangement of the parent Specification is driven through a worm-wheel 25 by a worm 27 on one end of a shaft 26 which is rotated by the tape spool through gearing 24, 23, 22, 28 and is, at the same time, moved endwise through its bearings as the diameter of the roll of tape increases, by reason of the fact that its other end is in contact with the periphery of the roll ; gear 28 is slidably keyed on shaft 26 to allow this. Thus, the worm 27 acts both as a worm and as a rack and measurement of length of tape wound is made on the basis of two components, namely, number of revolutions of the spool and increase in diameter of the roll.
Patent GB-456800-A (GB)
Title: Improvements in or relating to anti-dazzle spectacles
IPC: G02C9/02
Filed: 1936-02-12
Abstract: 456,800. Anti-dazzle devices. WISEMAN, S., 75, Paul Street, Great Eastern Street, London. Feb. 12, 1936, No. 4284. [Class 97 (i)] In anti-dazzle spectacles comprising a pair of celluloid &c. screens 3 hinged to a frame 1, the frame forms the hinge-pins for the screens which are provided with hook-like members embracing the frame. As shown the frame has straight portions 15 and the screens are formed with extensions 5 which are bent round the portions 15 to form the hook-like members. The frame is of the type in which the lugs 6 for attaching the side pieces 2 are above the centre line of the screens, and the rims are cut away below the level of the lugs. The margin 10 of each screen may be bent backwards for increased rigidity.