baber/WOPTO huggingface dataset:
Patent GB-1027710-A (GB)
Title: Impact resistant polyvinyl chloride
Inventor: HARDT DIETRICH
IPC: C08F255/02
Filed: 1965-03-17
Abstract: Impact-resistant thermoplastic materials are made by blending polyvinyl chloride with a graft polymer having a K-value of 60 to 100 which is composed of 25 to 80% by weight of an ethylene-vinyl acetate copolymer having a vinyl acetate content of 30 to 55% by weight, and 70 to 20% by weight of vinyl chloride incorporated therewith by graft polymerization, the ratio of the polymeric ingredients in the composition being such that the ethylene-vinyl acetate copolymer constitutes between 5 and 20% of the total mixture.  The graft polymer may be made by dispersing particles of an ethylene-vinyl acetate copolymer in water, mixing vinyl chloride therewith and then polymerizing with the aid of cyclohexane sulphonyl peroxide.
Patent GB-572845-A (GB)
Title: Improvement in methods and apparatus for bending plates and the like
IPC: B21D5/02
Filed: 1943-07-14
Abstract: 572,845. Angular bending. MILLARD, E. H., and WILSON, F. R. July 14, 1943, No. 11469. Convention date; April 3. [Class 83 (iv)] A plate is bent into a trough or like form, without any part of the metal at any time being gripped, by means of relatively movable members 11, 17, which engage it at relatively spaced parallel lines to bend it into a shallow channel P, Fig. 4, and then bending the end portions, Fig. 7, in the reverse direction into a plane parallel to the plane of the central portion p. The member 17 has pedestals 22, with adjusting shims 25 and wear pieces 24 having rounded corners c, and a central abutment 23. The member 11 has a central depending abutment 14 with rounded corners a supported by bolts 13 and backed by adjusting shims 15, and small abutments 16 spaced to align with the pedestals 22. The member 11 is fixed to a frame 8, Fig. 1, and the member 17 is moved on guides 21 by a piston 19 until it reaches the position shown in Fig. 7 and the plate has been given its finished form F without gripping. The members 11, 17 may be long enough to operate on the whole plate, but, as shown, there are a number of bending units arranged along the length of the plate, all the pistons 19, Fig. 9, being raised simultaneously by pressure fluid from a pump P<1> admitted by a solenoid-operated valve A when a switch B is operated. An adjustable contact F engages a switch S, when the operation is finished, and reverses the valve A to connect the cylinders 20 to exhaust K.
Patent GB-998251-A (GB)
Title: Improvements relating to the manufacture of copolymers
IPC: C08J3/16
Filed: 1964-03-18
Abstract: Solvent-free crumbs of an alpha-olefin copolymer are produced by: (I) forming an unstable oil-in-water dispersion by mixing with high-shear agitation (a) a solution of the copolymer in a volatile, inert organic solvent with (b) water containing a dispersing agent in amount sufficient only to disperse the copolymer into particles of a readily handled size (e.g. in 0.1 to 2% by weight of the water to give crumbs of 0.5 to 5 mm.), the volume ratio of solution to water being between 1 :4 and 2 : 1, (II) steam distilling with agitation in a vessel having a hydrophilic inner surface until a major proportion of solvent has been removed, (III) further steam distilling if required, and (IV) removing copolymer crumbs from the aqueous residue, e.g. by filtration, screening or centrifuging. Specifications 819,279, 857,183, 914,884, 934,742, 953,662 and 965,915 are referred to.
Patent GB-114963-A (GB)
IPC: B42F13/04
Abstract: 114,963. Miller, H. C. Aug. 29, 1917. Flexible-band files; clamping-devices; locking- followers.-In a loose-leaf binder of the kind having binder heads 5, 6 and flexible posts 14 attached to carriage blocks 10 operated by the threaded shaft 8, the blocks 10 are detachably connected to the posts 14. In the construction shown in Fig. 2, a pin 17 engages a recess 16 in the block 10, and on moving the latter outwardly, the spur 20 of the pawl 19 engages one of the series of slots 18, thus rocking the pawl and disengaging the block from the pin 17, against the action of the spring 21. The binder heads 5, 6 may then be manually separated. By moving the blocks 10 further in an outward direction, the posts 14 may be temporarily clamped, as shown in Fig. 3. The posts may be formed of bent sheet-metal members, shaped as shown in Fig. 4, and pivoted at 23, or may comprise end pieces 24, 25 and sheathing members 30 with cut-away shoulders, threaded upon a flexible core 29.
Patent GB-499845-A (GB)
Title: Improvements in or relating to closure means for collapsible tubes
IPC: B65D47/28
Filed: 1937-04-22
Abstract: 499,845. Closures for collapsable tubes. HASLER, D. April 22, 1937, No. 11552. Void. Convention date, April 22, 1936. [Class 125 (iii)] The outlet 5 of a collapsable tube 1 is closed by a member 3, slidable along inclined guides 4 on the top 2 of the tube, and the distance between the upper face of the top 2 and the guides 4 increases towards the outlet 5 so that as the member 3 is slid into the closing position, a sealing member 6 is pressed with increasing force against the top of the tube. Ribs at the end of the guides remote from the outlet 5 prevent the member 3 slipping off the guides and, after the member 3 is positioned on the guides, lugs 7 at the end near the outlet 5 are bent at right-angles to the axis of the guides to prevent the member 3 being pushed off the guides. The guides may as shown be formed as grooves engaging prisms at the closure member or the guides 4 may be formed as prisms. The guides 4 may be arranged parallel to the scaling face of the closure.
Patent GB-320653-A (GB)
Title: Improvements in and relating to sound recording and reproducing
IPC: G11B7/00
Filed: 1928-04-19
Abstract: 320,653. Elwell, C. F., and De Forest Phonofilms, Ltd. April 19, 1928. Optical apparatus for recording or reproducing sound. Means are provided for giving a visible indication when correct focus is attained. This may be effected by causing an image of the light slit to fall directly on, or to be partially or wholly deflected on to, a graduated screen constructed to show, by the graduations, when the optical system is adjusted to correct focus, or by causing the beam to fall on a light-sensitive cell connected to a calibrated instrument, such as a galvanometer, which would indicate the correct focus by a known reading. In one arrangement, a calibrated ground-glass screen 2, Fig. 2, is arranged in the path of the film on the recording or reproducing device 1, Fig. 1, and viewed by a microscope 3, whilst the optical system projecting the beam is adjusted to focus the beam within the required calibrations representing correct focus.
Patent GB-250405-A (GB)
Title: A vertical multi-tubular steam generator, or boiler
IPC: F22B9/08
Filed: 1925-07-27
Abstract: 250,405. Harper, S. G., and Woodward, A. July 27, 1925. Vertical boilers comprising a crowned cylindrical shell 7 containing a tapered concentric firebox 1 extended through an Adamson expansion joint 4 in the form of a submerged crowned cylindrical combustion chamber 3 of a diameter not greater than the smallest diameter of the firebox, are provided with radiating smoke tubes 9 of equal length, the flue gases passing into a circumferential or nearly circumferential smoke-box 12 and thence through an annulus 15 and over the boiler crown 8 to a chimney. The smoke tubes may vary in diameter from the top to bottom rows and may be larger in diameter at their .outer ends. They may be so arranged as to leave an inspection space. The flue gases may be led on their way to the chimney through a common duct into which feed-water or air-heating elements are introduced. Specification 4349/79 is referred to.
Patent GB-1394643-A (GB)
Title: Pattern applying device for ceramic articles
IPC: B28B11/00
Filed: 1973-03-09
Abstract: 1394643 Coating apparatus THURINGIA SONNEBERG KOMBINAT FUR GLASUND KERAMIKMASCHINENBAU VEB 9 March 1973 11614/73 Heading B2L Apparatus for lining plates 20 comprises a pipette-type tube 4 movably mounted on a support 1 and fed through a valve 11 from a reservoir 12 the plate being supported on a rotatable table 22. A motor 5 drives a cam 6 which moves the nozzle 4 in the direction of arrow 3, radially of the plate and cams 7 which control limit switches 9, 10 which control a solenoid 38 in valve 11. The device is mounted on a rod 13 which can be moved vertically by a cam 18 and plates are fed by a conveyor to the table 22. The nozzle 4 is directed towards the direction of rotation of the plate and lies in a plane tangential to the point of contact with the plate. The valve (Fig. 4) comprises a diaphragm 55 which forces coating medium through an outlet 30 as the valve member 32 is moved from its seat 31 by electromagnet 38 acting through rod 36.
Patent GB-681744-A (GB)
Title: Improvements in or relating to aircraft radio antennae
Inventor: BRIDGES DONALD EDWARD
IPC: H01Q13/18
Filed: 1950-05-10
Abstract: 681,744. Aerials. DECCA RECORD CO., Ltd. May 9, 1951 [May 10, 1950], No. 11693/50. Classes 40 (v) and 40 (vii). A suppressed aircraft aerial for the reception of low-frequency radio signals comprises a conductive plate which has dimensions small compared to the operating wavelength, is mounted in an opening in the external surface of the aircraft while being insulated therefrom, and is disposed at a position remote from the electrical centre of the aircraft so that the aerial receives those radio signals which are so polarized as to have a component parallel to the line joining the centre of the plate with the electrical centre of the aircraft. In the embodiment shown in Fig. 1, the surface 10 of the aircraft is formed with a recess in which is mounted a conductive plate 11 lying flush with the main surface of the aircraft. The plate 11 is supported in position and insulated from the aircraft surface by the insulating spacers 12. In the embodiment of Fig. 2, an opening is formed in the surface 10, the edges of the opening being recessed at 20. A glass plate 21 covers the opening and is secured in the recessed edges. A conductive plate 22 is secured to the inner surface of the glass plate 21. A guard member, comprising a rear plate 23, side portions 24 and flanges 25, is provided between the plate 22 and the aircraft surface 10. The aerial system is connected as shown to a valve amplifier stage 27, the positive feedback by cathode follower action to the guard member reducing the capacity loading on the plate 22 caused by its capacity to the guard member.
Patent GB-1086796-A (GB)
Title: Apparatus for the cleaning of sieves in sieve sifters
Inventor: PFEIFFER EBERHARD
IPC: B07B1/52
Filed: 1966-03-17
Abstract: 1,086,796. Cleaning screens. MUHLENBAU DRESDEN VEB. March 17, 1966, No. 11745/66. Addition to 1,054,503. Heading B2H. The screen separator of the parent Specification is modified in that the central bearing for each multi-blade brush 2 comprises a sleeve 5 carrying the brush blades and rotatably mounted on a bearing body 4 which is detachably secured by a stud 7 and a spacer ring 6 to a leaf-spring 8 connected at one end to the separator frame. The spring action of the leaf spring can be modified by securing a member 14 to it.
Patent GB-1424423-A (GB)
Title: Control unit for a bath-tub
IPC: E03C1/232
Filed: 1973-03-12
Abstract: 1424423 Valves A GIACOMINI 12 March 1973 [14 March 1972] 11867/73 Heading F2V [Also in Division A4] In a control unit for a bath associated with a shower unit comprises a single device providing valves for controlling and/or mixing water from hot and cold supplies, and for directing water to the shower unit or the bath, and the device also controlling the drainage of water from the bath, the drainage controlling means includes a shaft with the valves rotatably mounted thereon. As shown in Fig. 1, a casing 1, mounted in side one end of the bath V, carries a rotatable knob A and levers B, C. Body Z of casing 1, Fig. 5, is fixed by a ring 3 threaded on a projection Za of body 2 and a packing ring 4, and has concentric cylindrical walls 5, 6, 32. A pipe 12 rotates without axial displacement within wall 6 and a sleeve 16. Gaskets 13, 16 prevent leakage of water. A second pipe 18 within pipe 12 has a sealing ring 19. A hot water pipe 25, Fig. 8, and a cold water pipe 26 are respectively connected to inlets 23, 24 in the body 2. As shown in Fig. 8, a port 21 in pipe 12 is in register with inlet 23, and a port 22 is out of register with inlet 24, so that only hot water passes into pipe 12. In another position, port 21 and inlet 23 are in register, and port 22 and inlet 24 are not; so that only cold water is admitted to pipe 12. Between these positions the proportions of hot and cold water are varied. Water from ports 21, 22 flows to an annular recess 33 in pipe 12. Pipe 18 has lands, grooves and packing rings 30 preventing axial flow in position of Fig. 5. Movement of the pipe 18 to the left allows water to flow between pipes 12, 18 through a delivery 17 into the bath V. When pipe 18 moves to the right, water flows through an annular chamber 35 and a duct 36 to the shower. Pipe 18 is connected to a sector 37 which is restrained from rotation and lies inside knob A, and has a cam groove 39 co-operating with a stud 40 projecting inwards from knob A. When knob A is turned, the sector moves axially, so that pipe 18 is moved to deliver water either to the bath or the shower.
Patent GB-715512-A (GB)
Title: Improvements in or relating to torque dampers
Inventor: CHARLESWORTH THOMAS RICHARD
IPC: F16D13/68
Filed: 1952-05-12
Abstract: 715,512. Yielding couplings. LAYCOCK ENGINEERING, Ltd. March 23, 1953 [May 12, 1952], No. 11930/52. Class 80 (2) [Also in Group XXXII] A torque damper for use in a motor-vehicle clutch disc, or with a universal joint, comprises tangential rubber struts 15, cylindrical or barrelshaped, in end cups 16 with spaced flared mouths 18 leaving a freely expansible midportion, and fitted, with initial compression, in registering recesses in a hub-flange 9 and side plates 4, 7 carrying the friction disc 1. The cups are retained axially by lips 13 on the side plates or by tangential pins passing centrally through holes in the rubber and clamped at their ends by the side-plates (Fig. 5, not shown). The bases of the struts may be grooved (Fig. 4. not shown), and air-escape holes 19 are provided in the cups. To provide a differential characteristic on rebound only, alternate recesses in the hub-flange may be of different lengths. so that their rubber struts act successively. Relative circumferential movement between the disc and hub is limited by clearance openings 10 in the hub-flange where traversed by distance-pieces 5 on bolts securing together the side-plates.
Patent GB-459263-A (GB)
Title: Process for the anodic coating of aluminium and aluminium alloys and electrolytes therefor
IPC: C25D11/06
Filed: 1936-04-27
Abstract: 459,263. Anodic coating of aluminium and its alloys. SCHERING - KAHLBAUM AKT.-GES., 170, Mullerstrasse, Berlin. April 27, 1936, No. 11966. Convention date, April 25, 1936. [Class 41] Baths comprising acid solutions of pertungstic acid or permolybdic acid are employed. These acids are obtained by the action of hydrogen peroxide or tungstic and molybdic acids. The baths may contain in addition sulphuric acid or sodium sulphate and an organic polybasic acid such as citric acid. Direct or alternating current or superimposed A.C. and D.C. may be employed. The coatings may be subsequently coloured or impregnated by treatment with boiling water, steam, or a chromate solution.
Patent GB-899909-A (GB)
Title: Improvements in or relating to shaped articles of glass or quartz
IPC: C03B23/06
Filed: 1959-04-09
Abstract: A chromatographic separation apparatus comprises a glass capillary helix made of glass or quartz tubular filament of circular cross-section, the filament having an external diameter of less than 5 mm.  Such helices are said to be flexible and elastic and extendable along their longitudinal axes without breaking. Preferably the filament internal diameter is from 0,025 to 1 mm., the helix has a diameter of 5 to 15 cms. and an overall length of 1 to 500 metres.
Patent GB-219751-A (GB)
Title: Improvements in and relating to dust collectors or separators and the like
IPC: B04C5/26
Filed: 1923-05-03
Abstract: 219,751. Davidson & Co., Ltd.., and Whitmore, J. May 3, 1923. Density separators. - Dust is removed from the gaseous products from a furnace &c. by a cyclone separator having a circular casing 1 with a tangential inlet 2, a main air outlet 3 at the top, and a tangential dust outlet 6 at a lower level than the inlet and connected by a pipe 9 to a dust collector 10. The dust outlet 6 is made in the form of a flattened pocket 7; it may have a lip 8 projecting inwards as shown and may be attached at any part of the circumference. The air outlet 13 of the secondary collector 10 may be led to the chimney 3 of the main separator and the dust is dropped into the receiver 11 which has a valve 12 for discharge purposes. The dust which is thrown to the side of the casing 1 is carried through the pocket 7 by a small quantity of air into the secondary collector 10 where circulation and separation occur again. A fan may be employed to force the gas through the separator and a by-pass arranged so that when the fan is not working the gases pass upwards into the chimney 3; a lip is attached to the floor of the casing to direct dust into the discharge pipe. In a modification, the casing 1 has lips 8, 14, Fig. 3, the latter 14 reaching from the by-pass 15 to the lip 8. A fan draws the gases through the separator and the fan discharge passes into the chimney 3. In another modification, the chimney 3 and by-pass 15 are continuous and an opening 17, Fig. 4, is arranged in the side of the chimney, or a number of small openings may be arranged. The dust outlet 6 may pass through the floor of the separator. In the modification shown in Fig. 6, the lower volute body 19 is arranged below the volute casing 1 and connected to it by a conical casing 20. The volutes are formed in opposite directions so that the dust-laden air first approaches the centre in casing 1, then recedes from it in casing 19, the dust being thrown to the outlet 6. The chimney 3 may be extended downwards into the casing 1 in the form of a scoop 28, Fig. 8. Specification 196,537 is referred to.
Patent GB-233722-A (GB)
Title: A mask device for preparing the beard for shaving
IPC: A45D27/00
Filed: 1925-05-08
Abstract: 233,722. Dermeden, M. May 8, 1924, [Convention date]. Shaving-appliances. - A device for use in preparing the beard for shaving, and which removes the necessity for lathering, comprises a mask 2 which is moistened with hot or cold water, or other liquid, and is applied to the face to soften the beard. The mask is made of rubber lined with sponge, sponge tissue, or indiarubber sponge.
Patent GB-970054-A (GB)
Title: Improvements relating to machines for mining coal and other minerals
Inventor: JERRIT GEORGE
IPC: E21C35/20
Filed: 1961-04-05
Abstract: 970,054. Mineral-mining machines. MAVOR & COULSON Ltd. April 18, 1962 [April 5, 1961], No. 12097/61. Heading E1F. The means for intercepting and sweeping on to a face conveyer 17 gummings discharged from the cutter chain of the trepanning jib 30, 31, 37 of a mineral mining machine supported on the side frames of the conveyer comprise either a driven rotary paddle 70 or an appropriately directed. water jet.
Patent GB-1040725-A (GB)
Title: Improvements in or relating to derivatives of nitrofuran
IPC: C07D295/13
Filed: 1963-03-28
Abstract: The invention comprises compounds of the formula <FORM:1040725/C2/1> wherein R represents a 2-pyridyl, 4-pyridyl, 4-morpholinyl, 1-piperidyl or 4-(2-hydroxyethyl)-1-piperazinyl group, and Y represents an acetyl or carbamoyl group, and their pharmaceutically acceptable salts with mineral acids.  The compounds where Y is a carbamoyl group are prepared by reacting sodium or potassium cyanate with a compound of the formula R.CH2.CH2.-NHNH2 in an aqueous medium in the presence of a mineral acid and thereafter adding 5-nitrofurfural or a functional derivative thereof yielding it under the reaction conditions.  The compounds where Y is a carbamoyl group and R is other than a 2- or 4-pyridyl group are prepared by reacting a compound of the formula <FORM:1040725/C2/2> wherein D is an alkylidene or substituted alkylidene group and X is a halogen atom, with a compound of the formula ZH, wherein Z is a 4-morpholinyl, 1-piperidyl or 4-(2-hydroxyethyl)-1-piperazinyl group, and, if D is other than 5-nitrofurfurylidene, reacting the product with 5-nitrofurfural or a reactive derivative thereof hydrolysable thereto.  The compounds where Y is an acetyl group are prepared by acetylating a hydrazine or hydrazone of the formula B = NNH.CH2.CH2R, where B represents an alkylidene or substituted alkylidene group, or two hydrogen atoms, and, where B is other than 5-nitrofurfurylidene, reacting the product with 5-nitrofurfural or a functional derivative thereof.  Benzaldehyde - 2 - (2 - chloroethyl)semicarbazone is prepared by reacting benzaldehyde-2-(2-hydroxyethyl) semicarbazone with thionyl chloride and heating the resulting 3-benzylideneamino-2 - imino - oxazolidine hydrochloride in xylene.  Benzaldehyde - 2 - [2 - (4 - morpholinyl) - ethyl]-semicarbazone and benzaldehyde - 2 - [2 - (1 -piperidyl)-ethyl]semicarbazone are prepared by reacting benzaldehyde - 2 - (2 - chloroethyl)-semicarbazone with morpholine or piperidine respectively. 5 - Nitrofurfural - 2 - (2 - or 4 - pyridyl) - ethylhydrazone hydrochloride is prepared by reacting 2-(2- or 4-pyridyl)-ethylhydrazine with 5-nitrofurfural in the presence of hydrochloric acid.  Pharmaceutical compositions having parasiticidal activity comprise a compound of the invention together with a suitable carrier.  The compositions may be formulated as capsules, suspensions, tablets and troches for peroral administration.  The compositions may also be in the form of a poultry foodstuff.
Patent GB-1435662-A (GB)
Title: Bleomycin derivatives
IPC: G21H5/02
Filed: 1974-03-20
Abstract: 1435662 Bleomycin derivatives PHILIPS GLOEILAMPENFABRIEKEN NV 20 March 1974 [22 March 1973] 12332/74 Heading C2C Novel bleomycin derivatives consisting of bleomycin coupled via an amido group to an amino acid, the amino acid being marked by a radio-active isotope, are prepared (a) by reacting an amino acid or ester thereof, marked with a radio-active isotope, with bleomycin in an aqueous medium in the presence of a carbodiimide or glutare dialdehyde or (b) by iodizing bleomycin, linked via an amido group to an amino acid containing a phenolic group, with the iodine isotope <SP>123</SP>I, <SP>125</SP>I or <SP>131</SP>I so that at least one atom of the isotope is introduced into the phenyl nucleus of the phenolic group. Injectable compositions for diagnostic examination of tumours comprise a bleomycin derivative as defined above and a suitable liquid carrier.