baber/WOPTO huggingface dataset:
Patent GB-826130-A (GB)
Title: Herbicidal compositions and substances for use therein
IPC: A01N47/10
Filed: 1955-11-23
Abstract: Dithiocarbamic acid esters of the general formula <FORM:0826130/IV (b)/1> (wherein R1 and R2 each represent hydrogen or an alkyl, cycloalkyl, alkoxyalkyl, alkenyl, haloalkenyl, dihaloalkenyl, hydroxyalkyl or cyanoalkyl group of not more than 8 carbon atoms, and R3 represents an alkyl, alkenyl, alkynyl, haloalkenyl or dihaloalkenyl group, at least one of R1, R2 and R3 being a haloalkenyl or dihaloalkenyl group, and R2 being a haloalkenyl or dihaloalkenyl group when R3 is a haloalkenyl group) are prepared by condensing an alkali metal or ammonium salt of the appropriate dithiocarbamic acid with an alkyl or alkynyl halide or a mono-, di- or tri-haloalkene.  The products are used in herbicidal compositions (see Group VI), and those in which at least one of R1 and R2 is a haloalkenyl or dihaloalkenyl group are claimed as new compounds.  N - Haloalkenyldithiocarbamic acid salts are prepared by reacting carbon disulphide in the presence of aqueous caustic alkali with the corresponding haloalkenylamines, e.g. with 2-chloro-N - isopropylallylamine (from 2 : 3 - dichloro - 1-propene and isopropylamine), N-(3-chloro-2-butenyl) - cylohexylamine (from 1 : 3 - dichloro-2-butene and cyclohexylamine), 2-chloroallyl-31-methoxypropylamine (from 2 : 3-dichloro-1-propene and 3-methoxypropylamine) or bis-(2-chloroallyl)-amine (from sodium cyanamide and 2 : 3-dichloro-1-propene followed by hydrolysis of the resulting bis-(2-chloroallyl)-cyanamide by refluxing with dilute sulphuric acid).ALSO:Herbicidal compositions comprise a dithiocarbamic acid ester of the general formula <FORM:0826130/VI/1> (wherein R1 and R2 each represent hydrogen or an alkyl, cycloalkyl, alkoxyalkyl, alkenyl, haloalkenyl, dihaloalkenyl, hydroxyalkyl or cyanoalkyl group of not more than 8 carbon atoms, and R3 represents an alkyl, alkenyl, alkynyl, haloalkenyl or dihaloalkenyl group, at least one of R1, R2 and R3 being a haloalkenyl or dihaloalkenyl group, and R2 being a haloalkenyl or dihaloalkenyl group when R3 is a haloalkenyl group), dispersed in water or admixed with a finely divided solid carrier. The dispersions may be formed by directly dispersing the ester in water, or by dissolving the ester in an organic solvent and emulsifying the solution in water with the aid of a dispersing agent.
Patent GB-1141505-A (GB)
Title: Hair waving
Inventor: BUNFORD LEONARD JOHN
IPC: A45D2/46
Filed: 1965-08-05
Abstract: 1,141,505. Hair waving cap. SUPERMA Ltd. 4 Nov., 1966 [5 Aug., 1965], No. 33591/65. Heading A4V. A cap for use in hair-waving is made of a material, e.g. polyethylene, which is substantially impermeable to water and has adjacent to its inner surface a composition which generates heat upon contact with water, means being provided to retain the composition within the cap. Suitably, the composition is retained in pockets or pouches on the inner surface of the cap. Alternatively the composition may be in the form of a pad which is retained on the inner surface by means of one or more strips of material. The cap may have a resilient peripheral edge and stiffening wires. In use, the hair is wound on rollers and the cap placed in position preferably after effecting the necessary contacting of the composition with water. Water vapour is thereby generated within the cap to wave the hair.
Patent GB-302050-A (GB)
Title: Improvements in water motors
IPC: F03B17/02
Filed: 1927-12-13
Abstract: 302,050. Shaw, R. D. C. Dec. 13, 1927. See-saw water motors.-A series of levers A connected to cranks on a shaft D at their shorter ends carry tilting buckets G adapted to receive and discharge water at their highest and lowest positions. Water is supplied to and discharged from chambers E under the control of connected valves H, J operated from the levers A.
Patent GB-792667-A (GB)
Title: Improvements relating to cranes
IPC: B66C23/34
Filed: 1954-11-22
Abstract: 792,667. Collapsible jib cranes. ANDREASEN & CO., Ltd., A., WYNNE, T. W. S. HOPE-, and ROBINS, G. H. Nov. 22, 1955 [Nov. 22, 1954], No. 33750/54. Class 78 (4). The sections 1, 1a of the folding mast of a crane are hinged together at 12 and are raised in succession, the uppermost section first, by a cable 13 passed from a hand or power-operated winch 9 around a pulley 25 at the hinge between the sections and a pulley 24 on a linkage 18, 22 by which the upper section is raised. When collapsed, the uppermost section 1a rests on a bolster 7 carried by a frame 6 on the chassis 3 of the crane as shown in Fig. 3. When the winch 9 is operated it first turns a bell-crank 22 about its pivot 15b on the frame 6 so that the link 18 raises the upper section 1a to the position shown in Fig. 4. The bell-crank 22 then meets a stop (not shown) so that the cable subsequently raises the lower section 1 about its heel pivot until the two sections are in alignment, when a latch connecting them automatically engages. The cable 13 is then unreeved from the pulleys 24, 25 and secured to the hoist cable which passes over pulleys 37a, 37a on a jib 34 pivoted at 35 to the mast and connected by a tie 35a to a point 36 on the link 18. The link 18 is of triangulated construction with its apex at its hinge 19 of the section 1a and its base hinged at 17 to the bellcrank 22 which is in the form of two rectangular frames 22, 23 pivoted between the uprights of the frame 6. The chassis'3 has two spaced rear. wheels 4 and a pair of closelymounted wheels 5. A line 40 (Fig. 1), limits the downward folding movement of the lower section 1 of the mast and the movement of the bell-crank. 22 in the corresponding direction is limited by a stop.
Patent GB-1143190-A (GB)
Title: Propelling pencil
IPC: B43K29/06
Filed: 1966-07-27
Abstract: 1,143,190. Pencil holder; sharpener. J. M. GOUGET. 27 July, 1966 [4 Aug., 1965; 25 June, 1966], No. 33805/66. Heading B6P. In a mechanical pencil of the type in which the lead 26 is gripped by a releasable clutch 25, a point sharpener is provided which is housed in the conical front section of the outer barrel. The blades 71 are mounted on arms 85 fixed to a sleeve 87 rotatably mounted on the clamping tube 31 of the clutch pencil, and are normally held away from the pencil axis X-X. During sharpening the blades are moved into contact with sloping faces 72, Fig. 16 or (272, Fig. 20) to urge them radially inward to form a cone coaxial with the pencil axis (Fig. 13). The lead is sharpened by rotating the blades 71 relative to the lead, either mechanically as in the embodiment of Fig. 16, using helical cam surfaces 8 or manually by rotating the clutch pencil within the outer barrel (Fig. 20). In the embodiment of (Fig. 3), a pair of diametrically opposed leaf springs (75) are associated with the sharpener rotatably mounted on the clamping tube 31. When the clutch pencil is in the fully retracted position, releasing the clutch mechanism allows the lead to drop a prescribed amount govened by the leaf springs (75).
Patent GB-369243-A (GB)
Title: Improvements in and relating to dough moulding, handing-up and like machines
IPC: A21C7/00
Filed: 1930-11-10
Abstract: 369,243. Moulding dough. BAKER PERKINS, Ltd., Hythe Road, Willesden, London, HARBER, L. S., and POINT ON, J. E., Westwood Works, Peterborough. Nov. 10, 1930, No. 33845. [Class 87 (ii).] A dough contact element for use for working dough in dough-moulding, handing-up and like machines, subsequently to kneading, comprises a rigid open mesh surface the actual area of which adapted for contact with the dough is substantially less than the superficial area of the element. The entrance portion 14, or the whole of the cradle 11 of a conical table dough moulding machine may be thus formed and the conical table 10 may itself be provided with a rigid wire net covering or may be formed hollow with a mesh or grid surface. The cradle instead of being formed of open mesh may be lined with a spaced or contiguous rigid open mesh grid.
Patent GB-338712-A (GB)
IPC: H03B19/10
Filed: 1929-11-06
Abstract: 338,712. Telefunken Ges. fiir Drahtlose Telegraphie. Nov. 10, 1928, [Convention date]. Thermionic generators.- In a harmonic generator of the kind in which sinusoidal currents are distorted to produce upper harmonics which may be filtered out, the distortion is effected in the grid circuit of the valve, the input currents being applied to the grid through a relatively small condenser C, and a leak R being used.
Patent GB-462703-A (GB)
Title: New or improved process and apparatus for the drying of travelling webs
IPC: D21F5/02
Filed: 1935-12-06
Abstract: 462,703. Drying paper. MERCKENS, O. Dec. 6, 1935, No. 33914. [Class 96] In a machine for producing paper, card, or like material, one or more of the drying units in the dry section of the machine take the form of blowing or suction means which travel with the paper &c. web for a time during which a current of air is forced through the web. As shown, in the dry section III of the machine, the paper web d is passed around drying cylinders l ... l<111>, and m... m<111>, one or more of which may each consist of a rotary perforated drum having an internal airdistributing member with a plate to cover the part of the perforated drum not enveloped by the paper-web d. The paper-web is pressed firmly against the shell of each blowing drum by an endless felt, and a pervious muff or felt encloses each blowing drum to prevent masking the paper web. The blowing drums may be heated. A blowing or suction drum h of a similar character is provided in the wet section II of the machine. The web after being dried, is subjected to a cooling and moisture-conditioning treatment in the section IV of the machine by blowing or suction drums q, q<1>, r, r<1> similar to those already described. In a modification, the blowing or suction means may comprise a caterpillar band running above and below the paper web.
Patent GB-417088-A (GB)
Title: Improvements in or relating to pneumatic tyres for aircraft, vehicles and ordnance of all kinds
IPC: F04D29/58
Filed: 1933-12-02
Abstract: 417,088. Vehicle wheels. LOUTZKOY, B. VON, 1, Viktoria-Luiseplatz, Berlin. Dec. 2, 1933, Nos. 33936 and 33937. Convention dates, Dec. 2, 1932 and June 23, 1933. [Class 144 (i).] A pneumatic wheel of spherical form, for aircraft or other vehicles and ordnance, comprises an outer cover K secured to hub flanges and fitted with a series of air chambers such as S, Fig. 3, S' S<3> S<4>, Fig. 4, B<1> B<2> B<3>, Fig. 7 which are separately-inflated through valves arranged at the side of the wheel. In the modification shown in Fig. 4, it is stated (but not claimed) that the inflating valves for the chambers S<3> S<4> may be arranged in the hollow axle.
Patent GB-341170-A (GB)
Title: Improvements in or relating to talking picture apparatus
IPC: G11B19/265
Filed: 1929-11-07
Abstract: 341,170. Positive clutches. HARRIS, A. W., 76, Brondesbury Villas, Kilburn, London. Nov. 7, 1929, No. 33976. [Class 80 (ii).] Relates to talking -picture apparatus in which a releasable clutch is provided between the prime - mover and the turntable of the sound reproducer. The turntable 1 is mounted on a spindle 2 to the lower end of which is secured a concentric disc 3. A horizontal beam 4 is rotated about its centre by the prime-mover and the disc 3 is operatively coupled to the beam 4 by a pair of pins 6 passing through holes 7 in the beam 4 and a pair of the holes 5 in the disc 3. These pins 6 are connected by a bar 8 rigidly secured to the lower end of a rod 9 which is reciprocable in the bore of the spindle 2 and whose enlarged end 9a constitutes the locating post for the record. The rod 9 is biassed upwardly by a spring 10 so that normally the pins 6 pass through a pair of the holes 5 and the turntable is coupled to the prime-mover. When the rod 9 is downwardly depressed to the position shown in dotted lines, the pins 6 move downwards to disengage the holes 5 in the disc 3, thus decoupling the turntable from the primemover.
Patent GB-939467-A (GB)
Title: Production of magnesium hydroxide
IPC: C01F5/20
Filed: 1961-09-22
Abstract: Magnesium hydroxide is obtained from brines containing magnesium chloride, e.g. sea water, by precipitation with ammonia. The mixture is filtered and the mother liquor containing ammonium chloride is contacted with slaked or unslaked lime thus forming a solution of calcium chloride and ammonia, the latter being recovered, e.g. by heating, and is recycled to the magnesium hydroxide precipitation stage.  The lime may be obtained by the calcination and slaking if desired of calcium carbonate ores, e.g. bituminous limestone or the rejects of phosphate beneficiation. The magnesium hydroxide has a purity of 99,9%.
Patent GB-1510834-A (GB)
Title: Process for hardening photographic layers
IPC: C07D213/71
Filed: 1975-08-15
Abstract: 1510834 Hardening photographic layers AGFA-GEVAERT AG 15 Aug 1975 [17 Aug 1974] 34045/75 Heading G2C Photographic protein, e.g. gelatine, is hardened with an N-carbamoyl pyridinium compound in which the pyridine ring carries a sulpho or sulphoalkyl substituent. The hardener may have the Formula:- in which R 1  and R 2 , which may be the same or different, represent an alkyl group or a substituted or unsubstituted aryl or aralkyl group or R 1  and R2 together represent the atoms required to complete a piperidine or morpholine ring, which may be substituted; R3 represents hydrogen or a methyl or ethyl group; and R 4  represents methylene, ethylene, propylene or a single chemical bond. The hardener is incorporated in layer-forming material immediately before layer formation or is applied to a layer immediately after formation or during photographic processing. It may be employed in an aqueous or alcoholic solution, and may be combined with a known hardener. Multilayer colour photographic material may be treated.
Patent GB-924592-A (GB)
Title: Retractable vehicle support
IPC: B60S9/16
Filed: 1961-09-22
Abstract: 924,592. Vehicle supports. FIFTH WHEEL Ltd. Sept. 22, 1961 [Sept. 26, 1960], No. 34050/61. Class 79(3) [Also in Group XXXII] A retractable support for a vehicle comprises a fixed part 6 and a retractable part having a movable part 5 and a pivotal part 3, the part 3 having stops 7 which engage stops 8 on the fixed part 6 at the end of retraction and pivot the part 3 upwards about pin 4. Parts 3 and 5 are held rigidly together when lowered by wedge-shaped end 13 engaging recess 14, a slot 11 for pin 4 in the end 13 allowing end 13 and recess 14 to disengage when part 5 is raised. Internally threaded head 20 of part 5 engages a threaded spindle 21, rotation of which, by crank 27 through co-axial tube 22 and bevel gears 23, 24, raises or lowers the support wheels 1. In a modification the stops 7, 8 comprise gear segments and in an alternative, Fig 5, the pivotal part 31 has a spring loaded latch 17 to prevent anticlockwise rotation when lowered. A pair of supports may be provided on opposite sides of a vehicle connected by a common pin 4 and shaft 26 and the support may be raised and lowered by a motor instead of by crank 27.
Patent GB-1364840-A (GB)
Title: Copolymer materials
IPC: C08G61/12
Filed: 1971-10-12
Abstract: 1364840 Copolymer production using electron donors DEFENCE SECRETARY OF STATE FOR 12 Oct 1971 [14 July 1970] 34089/70 Heading C3P An olefin or substituted olefin (e.g. butadiene, isoprene, methylstyrenes, diphenylethylene or divinylbenzene) is reacted with an electron donor in the presence of a comonomer RX 1 X 2  having at least two functional groups X 1  and X 2  susceptible to nucleophilic attack, the molar ratio of olefin to comonomer being greater than 2 : 1. X 1  and X 2  may be halogen, epoxy, non- enolizable keto, aldehyde, nitrile, acid chloride or isocyanate groups and R may be an alkylene group, a dialkylene substituted aromatic or alicyclic group or a divalent Si, P or Ge based radical and may contain additional functional groups capable of cross-linking. The electron donor may be Li, Na or K or alkaline earth metal or a Na-K alloy or an electrolytic cell generating electrons and may be used with an electron transfer agent (e.g. naphthalene). In the examples α-methyl styrene is copolymerized with dibromobutane or dibromodecane and butadiene is copolymerized with α,α<SP>1</SP>-p-xylylene dibromide in tetrahydrofuran using lithium. Specification 1,275,732 is referred to.
Patent GB-1114537-A (GB)
Title: Rechargeable battery cell
IPC: H01M2/06
Filed: 1966-07-29
Abstract: 1,114,537. Sealed accumulator cells. SONOTONE CORPORATION. 29 July, 1966 [11 Aug., 1965], No. 34113/66. Heading H1B. The invention comprises a secondary cell having a negative electrode connected to the metallic case, a positive electrode connected to a terminal on the case and an alkaline electrolyte characterized in that the terminal is insulated from the case by a collar of inorganic material joined to the case and terminal by metal function junctions, the edges of the junctions within the cell being covered with a fusion seal of inorganic material. In a typical embodiment (Fig. 2) the negative and positve electrodes 17 and 18 are arranged in a coil and separated by porous separators 19. The electrodes may be sintered, the positive one containing hydrated nickel oxide as active material and the negative one containing cadmium hydroxide. The negative electrode is connected at the bottom to case 13, which may be of Ni-plated steel, and the positive electrode is connected to cap 36, which may be of Ni/Fe or Ni/Co alloy. Nylon sheets 34 37 and 39 prevent short-circuiting. The electrolyte may be aq. KOH solution. Insulating collar 27 may be of alumina and/or zirconia or sterite. It may be joined to the terminal and case by junctions comprising fused mixtures of either molybdenum and manganese powders in nitrocellulose lacquer or titanium or zirconium hydride in the same lacquer. The inorganic fusion seals 46, 47 may be made at a lower temperature than the metallic fusion seals and may be of borosilicate glass.
Patent GB-997896-A (GB)
Title: Improvements in or relating to code conversion means
IPC: B07C3/00
Filed: 1963-08-29
Abstract: 997,896. Translators. SIEMENS & HALSKE A.G. Aug. 29, 1963 [Aug. 30, 1962], No. 34162/63. Heading H4K. [Also in Division G4] In a code translating device, the input information is divided into two portions, and a set of cores is magnetized in accordance with the first portion, and a fraction of these cores is reset in accordance with the second portion, the resetting of these cores providing the wanted translation. As shown, the cores K are divided into groups of ten each group providing a twodigit translation, each digit being in a two-outof-five code. The first portion of the information closes appropriate switches in banks I, II to energize a jumper wire D threaded through appropriate combinations of cores in each group. The second portion of the information closes appropriate switches in banks III, IV to energize a second jumper wire A appropriate to one of the groups to reset the cores in that group, the resulting outputs from wires L feeding a translation store V which may be common to all groups. The remainder of the cores are subsequently reset by pulsing lead N. The invention may be applied to a telephone exchange in which the information supplied to banks I, II consists of dialled digits, and the groups of cores provide a number of alternative routings one of which is selected by banks III, IV which are conditioned in accordance with prevailing traffic conditions. The invention may also be used for sorting articles in warehouse or post-office systems, the first portion of the information indicating the destination of the article and one of a number of possible routes being selected by the second portion of the information which relates to traffic conditions. The invention may be further used for airline or other travel bookings the first portion of the information representing flight date, number of seats and kind of service desired. The groups of cores indicate the possible flights, and outputs from these groups are determined by the second portion of the input information which as a result of previous bookings indicates only those flights which are available.
Patent GB-1020812-A (GB)
Title: Process for producing trioxane
IPC: C07D323/06
Filed: 1962-09-06
Abstract: Trioxane is produced by distilling formaldehyde in the presence of more than 0.5% by weight (in a swollen state) of a cation exchange resin having -SO3H as an exchange radical. The trioxane may be purified by extracting the distillate with a solvent of low boiling point which is insoluble in water and is azeotropic with water and then distilling the extract. Alternatively, the distillate may be cooled and crude trioxane separated therefrom by centrifuging, a solvent of low boiling point which is azeotropic with water is then added to the crude trioxane and the solvent distilled off.
Patent GB-1536303-A (GB)
Title: Ship loading system
IPC: B65G47/94
Filed: 1976-08-17
Abstract: 1536303 Ship loading conveyer system HOOGOVENS IJMUIDEN BV 17 Aug 1976 34269/76 Headings B8E and B8A A conveyer system for loading a ship comprises a conveyer 2 delivering to a hopper 3 for supply to a main conveyer 4 extending along the quay 1. The conveyer 4 has at least two trippers 10, 11 for supplying shiploaders 6, 7 having transverse conveyers leading to a hold; the trippers and loaders being movable together along rails 8a on the quay to load the ship at the desired positions. The first tripper 10, Fig. 3, delivers to a hopper 12 having outlets 19, 20, leading to a conveyer 13 delivering to the shiploader 6, and to a second portion 16 of the conveyer 4 respectively. The tripper can be moved, arrow 25, to deliver wholly to either outlet or to both the change being effected without interruption of delivery.
Patent GB-1367703-A (GB)
Title: Temperature indicating articles
IPC: G01K11/06
Filed: 1971-08-22
Abstract: 1367703 Temperature indicators SPEZIALFOLIEN LEIPZIG VEB 22 Aug 1971 34320/71 Heading G1D A temperature indicator comprises a base member in sheet form having a coating of a composition which includes a fusible substance of known melting point, a colourant mixed with the fusible substance and a binder, the colourant dissolving in the fusible substance when such substance melts. The base member may be an absorbent paper which may be sandwiched between two foils of which one at least may be metal. The fusible substance may comprise Heliotropine, N-acetyldiphenylamine, 2-methoxybenzoic acid, xanthene, salicylamide or coronene, the colourant may be Ceresine red, a Sudan dye, copper phthalocyanine or vanadyl phthalocyanine and the binder may be an organic or inorganic water-soluble substance which acts as a dispersant for the fusible substance and colourant. The binder may comprise polyvinyl alcohol, dammar, dextrin or potassium silicate.
Patent GB-393974-A (GB)
Title: Devices for excluding draughts and the like
IPC: G05G25/04
Filed: 1931-12-12
Abstract: 393,974. Covers for controlling-lever slots of motor vehicles. DUNLOP RUBBER CO., Ltd., 32, Osnaburgh Street, London, and WILLSHAW, H., Fort Dunlop, Birmingham. Dec. 12, 1931, No. 34498. [Class 79 (v).] Draught - excluding means constructed of rubber comprises a base portion 1 detachablv secured to the vehicle floor and a plurality of deformable apertured portions 2 protruding from the base and moulded integral therewith, the apertures 3 fitting round control levers such as the brake and gear levers. The parts 4 of the projecting portions 2 may fit tightly round the levers or may be clipped thereto. The base 1 is comparatively non-yielding relatively to the portions 2 and may be formed either with holes 6 in a fabric reinforcement 5 for securing screws or with a channel around the edge formed by upper and lower flanges adapted to engage above and below the aperture in the vehicle floor.