baber/WOPTO huggingface dataset:
Patent GB-616741-A (GB)
Title: Improvements in or relating to stone-sawing machines
IPC: B28D1/06
Filed: 1946-09-10
Abstract: 616,741. Stone-sawing machines. ANDERSON-GRICE CO., Ltd., PATE, G., PATE, J., and OGG, A. C. Sept. 10, 1946, No. 27230. [Class 124] In a stone-sawing machine, the two projections on the table which control the mechanism reciprocating the table also operate a valve which controls the flow of fluid to and from a double-acting reciprocating means 1 ... 3 pivotally connected at 7 to the free end of a rocker 4 pivoted at 5 to a fixed support 6 and connected by links 8, 9 to a pair of pawls 17, 18 which co-operate with one or more ratchet wheels 19, 20 fixed on a shaft 21 which actuates the feed mechanism of the saw to feed it towards the work at the end of each stroke of the table. The rocker 4 may be in the form of a triangular plate slotted at 12, 13 to adjustably receive pins 10, 11 on the links 8, 9, whereby to adjust the throw of the pawls 17, 18, which latter may be connected to the links 8, 9 by bell-crank levers 15, 16. The table may be reciprocated by electric power or by fluid pressure, and the operating fluid may be oil, water or compressed air.
Patent GB-409334-A (GB)
Title: Improvements in or relating to coloured and protective coatings
IPC: C09D5/10
Filed: 1932-09-30
Abstract: Pigments which are rust inhibitors consist of a finely divided alloy, or a finely divided mixture, of metallic aluminium and elemental silicon.  To the powdered alloy may be added powdered aluminium or silicon or compounds of these with oxygen or carbon. Preparation of the alloy may be effected by melting the two elements together in the desired proportions or by smelting alumina and silica with carbon. The silicon content should not be less than 5 per cent and may be 20 to 60, or the eutectic alloy containing 13 per cent of silicon may be employed.  In an example, very finely ground aluminium and silicon are mixed with boiled linseed oil as a vehicle in the proportions 186, 64 and 750 parts by weight respectively.  In a second example, 500 to 600 parts of an alloy containing 32 per cent of aluminium and 53 of silicon, the remainder being oxygen and other compounds of these two constituents, are mixed with 500 to 400 of boiled linseed oil to which a small quantity of copal is added.
Patent GB-370338-A (GB)
Title: Improvements in luminous electric discharge tubes
IPC: H01J61/10
Filed: 1931-09-30
Abstract: 370,338. Discharge lamps. GENERAL ELECTRIC CO., Ltd., Magnet House, Kingsway, London.-(Assignees of Patent-Treuhand - Ges. fur Elektrische Gl³hlampen ; 11, Ehrenbergstrasse, Berlin.) Sept. 30, 1931, No. 27241. Convention date, Nov. 5, 1930. Addition to 352,352. [Class 39 (i).] The positive-column discharge lamp described in the parent Specification is modified by connecting to the open nozzle 17 of the metal casing 9 enclosing the positive column a metal casing 21 which encloses an electrode 22, thereby adapting the lamp for use on alternating current circuits. The metal casings are mounted upon insulating plugs or seals 11, 24 at the upper ends of insulating tubes 20, 25 through which pass wires 13, 19 supporting the electrodes 12, 22. A conductor 8 connects the casing 9 to a leading-in wire 4 so that, after connecting the lead-in wires 5, 7 to the supply, the discharge may be started by connecting the wire 4 temporarily to the leading-in wire 7. The electrodes consist in known manner of a spiral wire surrounding a small rod of electron-emitting substance, for example a mixture of barium-oxide and tungsten. The arrangement of the casings may be modified to comprise a single divided housing.
Patent GB-354096-A (GB)
Title: Process for the photo-chemical oxidation of organic and inorganic compounds
IPC: B01J19/12
Filed: 1930-09-12
Abstract: In the photochemical oxidation of organic or inorganic compounds by irradiation in the presence of oxygen and a catalyst of the anthraquinone type, an auxiliary catalyst is added to accelerate the reaction and prevent the formation of undesired bye-products.  The auxiliary catalyst may be (1) an alkali such as soda, potash, or lime, (2) an adsorbent such as carbon, silica gel, fullers' earth, or clay, or (3) a metallic oxide or salt, particularly of copper, bismuth, iron, vanadium, or silver. Mixtures of auxiliary catalysts from more than one of the above groups may be used.  According to examples (1) 30 litres of toluene receive an addition of 0,4 per cent of anthraquinone and 5 litres of lime water or 1,5 k.g. of granular carbon are added. The mixture on treatment with oxygen in presence of sunlight yields a very pure benzoic acid; (2) a solution of paraffin oil in benzene is oxidized to fatty acids using anthraquinone and caustic soda as catalysts; (3) lepidine is oxidized to 2-hydroxy-quinoline-4-carboxylic acid in presence of anthraquinone and 0,1 per cent of iron cinchonate; (4) chromic sulphate is precipitated by caustic soda and oxidized to chromic acid using granular carbon as auxiliary catalyst; (5) hydrogen sulphide or sulphur dioxide is oxidized to sulphuric acid using granular carbon; (6) benzene is chlorinated by oxidation in presence of hydrochloric acid, anthraquinone and ferric oxide.ALSO:In the photochemical oxidation of organic compounds by irradiation in the presence of oxygen and a catalyst of the anthraquinone type, an auxiliary catalyst is added to accelerate the reaction and prevent the formation of undesired bye-products. The auxiliary catalyst may be (1) an alkali, (2) an adsorbent such as carbon, silica gel, fuller's earth, or clay, or (3) a metallic oxide or salt particularly of copper, bismuth, iron, vanadium, or silver.  Mixtures of auxiliary catalysts from more than one of the above groups may be used. According to examples (1) toluene is mixed with 0,4 per cent of anthraquinone and lime water or granular carbon are added; the mixture on treatment with oxygen in presence of sunlight yields a very pure benzoic acid; (2) a solution of paraffin oil in benzene is oxidized to fatty acids using anthraquinone and caustic soda as catalysts; (3) lepidine is oxidized to 2-hydroxy-quinoline-4-carboxylic acid in presence of anthraquinone and 0,1 per cent of iron cinchonate; (4) benzene is chlorinated by oxidation in presence of hydrochloric acid using anthraquinone and ferric oxide as catalysts.
Patent GB-1346343-A (GB)
Title: Method and apparatus for making steel
IPC: C21C7/068
Filed: 1971-04-19
Abstract: 1346343 Decarburizing A FINKL & SONS CO 19 April 1971 [21 April 1970] 27323/71 Heading C7D Extra-low carbon(#0À03%) steel is produced by adding an oxidising medium in controlled amounts downwardly from one or more points to the surface of a molten steel charge having a C content higher than the desired final value, while subjecting the charge to vacuum and meanwhile stirring it in such manner that the metalvacuum or metal-slag-vacuum interface is interrupted to present undecarburised steel to the oxidising medium, and adding heat by striking an electric arc between an electrode and the charge. Ladle 72 for molten metal has purging gas inlets 73, 74, arc electrodes 53, 54, thermocouple 64, feed hopper 68 and O 2  lance 42 behind the electrodes Fig.3 (not shown). The initial charge is preferably stainless steel with as low a C content as can be conventionally obtained without oxidation of Cr, and stirring is preferably by gas purging e.g. with Ar, with or without other stirring, e.g. induction stirring. An endothermic decarburizer such as millscale, Fe ore, Cr ore or NiO may be used; the heat balance is provided by electric arc heating with or without O 2  lance heating - the O 2  may contain cooling gas if necessary.
Patent GB-984115-A (GB)
Title: Apparatus for dispensing foodstuffs to poultry and other animals
Inventor: BARKER BERNARD ARTHUR
IPC: A01K39/01
Filed: 1962-07-19
Abstract: 984,115. Animal feeding appliances. FISHER & LUDLOW Ltd. July 12, 1963 [July 17, 1962], No. 27383/62. Heading A1M. Feeding apparatus for livestock comprises a hopper 18 provided with wheels 24 which run on a rail 15 located above an adjustably supported trough 12, the hopper having a metering device 36 adjacent its outlet 33 so that predetermined amounts of fodder may be discharged at spaced intervals during the movement of the hopper. An electric motor 27a drives a pulley 30 which frictionally. engages the rail 15 to move the hopper 18 along the rail and also drives spindle 26 on which is mounted the metering device 36 and a conveying and agitating element 40 in the form of helical blades 41, 42 which move the foodstuff toward outlet 33. The metering device 36 comprises a disc having a peripheral flange 37 provided with spaced outwardly extending fins 38 forming pockets to receive the foodstuff. The hopper 18 is recharged from a store 17 located outside the livestock house.
Patent GB-1496830-A (GB)
Title: Embankment shoring structure
IPC: E02D29/02
Filed: 1975-06-27
Abstract: 1496830 Walls C CHIAVES 27 June 1975 [1 July 1974] 27401/75 Heading E1H A panel unit for an embankment structure comprises a reinforced concrete panel 6, and a reinforced concrete brace 3 hinged to the panel at 10 so that it can lie flat against the panel for transportion, and having a concave side facing away from the panel. In use, a foundation 5 is cast, the units are erected on the foundation, and then a reinforced base is cast to form a unitary structure.
Patent GB-672638-A (GB)
Title: Improvements in and relating to typing and justifying machines
IPC: B41J19/64
Filed: 1947-06-25
Abstract: 672,638. Typewriters. TRIGGS, W. W., (Coxhead Corporation, R. C.). June 25, 1947, No. 27450/51. Divided out of 672,633 under which a Specification was laid open to inspection under Sect. 91 of the Acts, Jan. 9, 1946. Class 100 (iv). In a typewriter adapted for typing unjustified and justified lines in adjacent columns, a carriage-position indicator is provided comprising a pointer 20 driven' responsive to carriage movement and adjustable relatively to and into coincidence with an index line 21d to indicate carriage position for commencing the unjustified lines, and a second pointer 20c adjustable into coincidence with the pointer 20 to indicate the carriage position for commencing the justified lines. As shown, the line 21d is marked on a dial 20b fixed to a casing 20x enclosing a shaft 20a driven by step-up gearing 19a, 19b to the usual carriage-advancing spring-drum 19. The pointer 20 is adjustably secured to the end of the shaft 20a by a nut 20f and friction discs 20d, 20e. On the dial 20b is rotatably mounted a member 20g which carries the pointer 20c and can be secured in any position to which it is adjusted by a clamping-plate 20h. The pointer 20. is adjusted into coincidence with the line 21d before starting to type the first unjustified line. After completion of that line, the carriage is tabulated to the position for starting the justified line and the second pointer 20c is adjusted to coincide with the pointer 20. If when the carriage has been returned to start a fresh line, the pointer 20 and line 21d do not coincide, the space bar or backspacing keys 3a, 3b as described in Specification 672,641 are operated until coincidence is obtained. Similarly, if when the carriage has tabulated to the position for commencing the corresponding justified line, the pointer 20 and pointer 20c do not coincide, the carriage position is again adjusted until coincidence is obtained. In this manner the left-hand margins are maintained uniform. The typewriter is described in Specifications 672,633 and 672,642.
Patent GB-168531-A (GB)
Title: A new or improved package
IPC: B65D75/42
Filed: 1920-09-27
Abstract: 168,531. Davis, C. Sept. 27, 1920. Packing containers.-Relates to a package of the type described in Specification 162,197 comprising a number of boxes removably secured to a wrapper, and consists in connecting the boxes to the wrapper by means of projectures or flaps, either on the wrapper or on the boxes, which are inserted into the boxes or in apertures in the wrapper, respectively. The wrapper 1 may be of paper, cardboard, or of other suitable material, and the projectures 2 may be formed integrally with the wrapper or pasted thereto. They may be formed on either edge of the wrapper or may be cut out of or attached to the face. In use, each flap is bent at right-angles and inserted through an aperture in the container or inserted in the folds of the side. The package may then be folded as shown in Fig. 5 around the container 3 and secured by inserting tabs 5 into slits 6. Another tab 7 may be provided to facilitate unwrapping. The containers may be secured to the wrapper in various ways, the flaps being formed accordingly. For instance, as shown in Fig. 17, they may be set on edge and so spaced that when the wrapper is folded about the horizontal central container, the containers on one side are sandwiched with those of the other.
Patent GB-907961-A (GB)
Title: Improvements in or relating to circuit arrangements for testing for the presence of voltages
IPC: G06F7/74
Filed: 1961-07-28
Abstract: 907,961. Electric selective signalling systems. SIEMENS & HALSKE A.G. July 28, 1961 [July 29, 1960], No. 27531/61. Class 40 (1). A circuit for testing for the absence or presence of voltages on lines 1-8 comprises two OR gates MG2, MG3 each connected to a group of four lines, and a further OR gate MG1 and an AND gate KG1, the arrangement being such that if there is a signal on any of the lines then there will be an output from gate MG1 and if there are signals in each group of lines simultaneously, there will be an output also from gate KG1 which indicates a fault and operates an alarm. Fig. 1 is stated to be a known arrangement and comprises an OR gate MG1 and the simultaneous presence of signals on groups 1-4 and 5-8 can be detected by a system of two OR gates MG3, MG2 and one AND gate KG.
Patent GB-614408-A (GB)
Title: Improvements in variable-speed gearing particularly for universal cutting machines
IPC: B23F23/00
Filed: 1945-10-22
Abstract: 614,408. Gear-cutting. ATELIERS, G. S. P.- GUILLEMIN, SERGOT, PEGARD. Oct. 22, 1945, No. 27727. Convention date, June 15. [Class 83 (iii)] [Also in Group XXIV] A machine tool for cutting worm wheels, skew gear wheels and conically-shaped splines has a work-table driven by a variable-speed epicyclic gearing comprising main and auxiliary driving spur gears 7, 12 meshing respectively with interengaging planets 8, 9 supported without overhang in portions 11a, 11b of a carrier 11 connected through a shaft 2 to a pinion 1 powering the work-table through a train of gears (not shown) mounted on the division plate 3. The gear 12, which is sleeved about the shaft 2, is driven through a worm 5 from the tool feed control. The worm 5 may be locked when a modified drive is not required.
Patent GB-671976-A (GB)
Title: Improvements in or relating to boats
IPC: B63B7/04
Filed: 1949-10-28
Abstract: 671,976. Sectional boats. SMYTH, R. W. Aug. 18, 1950 [Oct. 28, 1949], No. 27733/49. Class 113 (ii). In a round-bilge type of boat made in parts or sections 10, 11 to be nested in one another, each part has a transverse frame-member 13 or 16 and a bulkhead 14 or 17 secured to the frame member at the end which is to abut another part, one (13) of each pair of adjacent transverse frame-members 13, 16, being shaped to provide a socket 15 into which the other frame-member, or the bulkhead (17) secured thereto, spigots. The parts 10, 11 of the boat are secured together by releasable clips each comprising a hook-member 28 which engages a pin 32 and which is adjustable in length by a flat-sided turn-buckle nut. The hook-member is pivoted at 27 on an operating handle 26 between two plates 25 thereon which lock the nut, the handle being pivoted on one part of the boat at 23 to swing across the line joining the axes of the pivots 32 and 23 so as to be selflocking when the hook-member is in its operative position.
Patent GB-1331682-A (GB)
Title: Triazole derivatives
IPC: C07D249/06
Filed: 1971-03-30
Abstract: 1331682 Triazolo-pyrimidinols GAF CORP 14 June 1971 [17 June 1970] 27801/71 Heading C2C [Also in Divisions C4 and D1] Novel 2 - (4 - styrylphenyl) - 2H - v - triazole [4,5 - d]pyrimidin - 7 - ol compounds of the general formula wherein X is hydrogen or C 1-6  alkyl; Y 1  and Y 2  are selected from hydrogen, C 1-6  alkyl, C 1-6  alkoxy, CN, halogen, and SO 3 M, and Y 3  is selected from H, C 1-6  alkyl, C 1-6  alkoxy, CN, halogen, COOM<SP>1</SP> and SO 3 M<SP>1</SP>, and M and M<SP>1</SP> are selected from H, ammonium, sodium and potassium, are prepared by (i) refluxing a 5 - amino - 2 - (4 - styrylphenyl) - 2H - 1,2,3- triazole - 4 - carboxamide (described in 4651/73) in an excess of a lower alkyl orthocarboxylate in acetic anhydride, or (ii) by the method of coupling a 4-amino-6-hydroxy-pyrimidine with 4-aminostilbene diazo and oxidizing in boiling iydpirne or picoline.
Patent GB-363401-A (GB)
Title: Improvements in cans with push-on lids
IPC: B65D43/02
Filed: 1930-09-18
Abstract: 363,401. Cans. MANDER BROS., Ltd. and COX, F. W., John Street, Wolverhampton. Sept. 18, 1930, No. 27825. [Class 125 (iii).] A can A having a lever lid, preferably domed at H, is characterized in that a narrow fold e is provided, by bending the metal inwardly upon itself, to form an upper ring contact with the surface J of the lid, the bottom f of the portion D of the can forming a rib to act as a second ring of contact with the surface J of the lid, a space being left between the fold and the rib. To maintain the lid more firmly in place, the metal of the lid may be forced outwardly at a point partially to occupy the space under the fold e. The edge of the lid may be curled over at j, leaving a space sufficient to receive the fold e. The construction is stated to be also applicable to a cap fitting lid the lower edge of which is folded inwardly.
Patent GB-1490925-A (GB)
Title: Process for preparing hydrogen peroxide
IPC: C01B15/029
Filed: 1975-07-02
Abstract: 1490925 Hydrogen peroxide TOKUYAMA SODA KK 2 July 1975 27892/75 Heading ClA Hydrogen peroxide is prepared by direct reaction of hydrogen and oxygen in an aqueous medium containing a platinum-group catalyst (as defined) and wherein the partial pressures of hydrogen and oxygen in the gaseous phase of the reaction system (as defined) are at least 0À5 and at least 1À0 atmospheres respectively and the catalyst concentration is in the range of at least a minimum effective catalytic amount to 30 mg./100 ml. of aqueous phase, i.e. calculated as the metal. Preferably the ratio of the partial pressure of oxygen to hydrogen in the gas phase is from 1À5 : 1 to 20 : 1 and the catalyst is present in the amount 0À01 to 25 mg./  100 ml. of aqueous phase. The catalyst may be used in the metallic form on a finely divided support, e.g. SiO 2  or Al 2 O 3 , or be utilized as a platinum group metal complex, e.g. phthalocyanine, dipyridyl, dimethylgloxime, as well as in salt forms.
Patent GB-427103-A (GB)
Title: An improved anti-aircraft shell or projectile
IPC: F42B12/66
Filed: 1933-10-11
Abstract: 427,103. Projectiles. NASEBY, T. W., 99, Carlisle Road, Grimesthorpe, Sheffield. Oct. 11, 1933, No. 27996. [Class 9 (i)] A casing 12 is cramped to the bottom of an ordinary shell 4 and contains grapnels 9 and a small powder charge 10 adapted to be fired by a fuze 7 extending from the usual time fuze at the nose of the shell, another fuze 8 leading back from the powder charge 10 to a front detonator 3 for the main shell. When the powder charge is fired, the casing 12 is burst and the grapnels extend out. Subsequently, the detonator 3 fires the main shell. The grapnel lines are attached to strikers 5, which are released if the grapnel lines are torn off, and at once fire the detonator 3. Specification 11757/13, [Class 9 (i)], is referred to.
Patent GB-1488705-A (GB)
Title: Plug valve
IPC: F16K3/24
Filed: 1974-06-25
Abstract: 1488705 Valves IMPERIAL CHEMICAL INDUSTRIES Ltd 23 May 1975 [25 June 1974] 28099/74 Heading F2V In a valve, particularly for laboratory  glassware, the valve member comprises a  mandrel 11 around which are placed 0-ring seals 12, 13, 14, 15 located in grooves and the whole is enclosed in a plastics sleeve 16. The O-rings press the sleeve into sealing contact with the bore 5 and the spaces between form passageways through which a port 2 may be connected with a port 3 or 4 when the valve member is moved axially by rotating a cap 17. In another embodiment, Fig. 2 (not shown), the 0-rings 13, 14 are replaced by a single O- ring (23) placed obliquely around the mandrel. In this embodiment flow is controlled by rotating the valve member by a cap as in Fig. 1. The small axial movement of the valve member is insufficient to affect flow. In a further embodiment, Fig. 3 (not shown), generally similar to that of Fig. 2, only a short length of the cap and valve body are screw threaded and on assembly the cap is screwed to a point at which the threads dis-engage so that on rotation there is no axial movement of the valve member. In a yet further embodiment, Fig. 4 (not shown), for a simple two-way valve similar to that of Fig. 1, the cap is a sliding fit on the body and is operated by push/pull. In all the embodiments the O-rings may be of rubber and the sleeves of polyethylene, nylon, a fluorine-containing polymer such as PTFE, heat-shrinkable polypropylene or heat-shrinkable tetrafluorethylenehexafluoropropylene copolymers. The thickness of the sleeve is preferably at least 0À3 mm. and not more than 0À63 mm. The body may be made of glass or rigid thermoplastic material, reinforced, e.g. with glass fibres.
Patent GB-1399182-A (GB)
Title: Unsaturated 1,2-diazacyclododecanes
IPC: C07D245/02
Filed: 1973-06-13
Abstract: 1399182 Unsaturated 1,2-diazacyclododecanes CIBA-GEIGY AG 13 June 1973 [16 June 1972] 28183/73 Heading C2C The invention comprises compounds of Formula (Ia) and (Ib) in which R 1  and R<SP>1</SP> 1  are optionally substituted aliphatic, cycloaliphatic, araliphatic or aromatic radicals and R 2  and R<SP>1</SP> 2  represent hydrogen, or an optionally substituted aliphatic or cycloaliphatic radical or R 1  and R 2  or R<SP>1</SP> 1  and R<SP>1</SP> 2 , together with the carbon atom to which they are bonded form a cycloaliphatic ring, and either R 3  and R<SP>1</SP> 3  each represents a hydrogen atom and each R 4  represents a hydrogen atom or a methyl group or one of R 3  and R<SP>1</SP> 3  is a methyl group and the other is a hydrogen atom and each R 4  is a hydrogen atom. They may be prepared by reacting a diolefin of formula R 4 CH = CR 3 -R<SP>1</SP> @ C = CHR 4  with an azine of formula R 1 R 2 C=N-N=CR<SP>1</SP> 1 R<SP>1</SP> 2  at a temperature below 100‹ C. in the presence of a catalyst which is obtained by the reaction under reducing conditions of an election donor on a carbon monoxide-free compound of nickel, and then optionally hydrogenating the reaction product of Formula (Ia) to give a compound of Formula (Ib). The 1,2-diazacyclododecanes of the invention may be used as the active ingredients in biocidal compositions which may contain conventional extenders and diluents and also further active agents.
Patent GB-784810-A (GB)
Title: Improvements in and relating to the stapling of materials by means of wire staples
IPC: F16B15/00
Filed: 1955-10-04
Abstract: 784,810. Staples. MEZGER, H. Oct. 4, 1955 [Dec. 3, 1954], No. 28207/55. Class 89(2) A staple comprises a back 1 and legs 2, each joined to the back through an inclined-portion 2c and having an inclined - pointed end 2a set inwards to the same extent as portion 2c. For use in a stapling- machine a number of the staples are assembled together to form a strip.
Patent GB-225691-A (GB)
Title: System of wall construction
IPC: E04B2/28
Filed: 1923-11-09
Abstract: 225,691. Gilbert, H. F. Nov. 9, 1923. Walls.-Tiles 3, having limbs such as 4, are arranged as shown between boards 1, 2, and the remaining space is filled in with concrete, thus producing a wall, one side of which is completely faced.