baber/WOPTO huggingface dataset:
Patent GB-575043-A (GB)
Title: Improvements in or relating to reinforced concrete slabs, plates or other concrete bodies, and the manufacture thereof
IPC: E04C5/18
Filed: 1944-02-22
Abstract: 575,043. Reinforced concrete, MATSSON, K. Feb. 22, 1944, No. 3281. [Class 20 (iv)] In a device for the fitting of reinforcing rods in concrete in which the upper rods are supported by fitting irons which in turn rest on supports, the supports are provided with means for locating the fitting irons at any of a number of different predetermined levels. As shown, a reinforcing rod 10 rests on a fitting iron 8 which is held in a support comprising two lugs 1 joined by a semi resilient part 5 and having carriers 6 with a series of recesses 7 which may be segments of circles or triangular. The legs 1 are secured to the mould by nails 4 driven obliquely outwards from the support which causes the carriers 6 to grip the fitting iron. The fitting iron may have one enlarged edge only and the top surface may be toothed to locate the reinforcing iron more securely.
Patent GB-1027542-A (GB)
Title: Improved catalytic heating device
IPC: F23D14/18
Filed: 1963-01-25
Abstract: 1,027,542. Catalytic burners. ACIDE CARBONIQUE PUR. Jan. 25, 1963 [Jan. 26, 1962], No. 3288/63. Heading F4T. A catalytic heating device comprises a chamber 6 supplied with air-gas mixture through an inlet 20 and sealed by a catalytic layer 2 arranged against a glass or mineral wool mattress 1, a wire lattice 4 positioned against the mattress 1, a further wire lattice 3 positioned against the layer 2, and spring wires 29 combining with strips 36 to hold the items 1, 2, 3 and 4 in intimate contact. The assembly of metal lattices 3 and 4, mattress 1 and layer 2 is adjustably held between a metallic framework 5 and an angle-iron 8 slidable in the framework 5 and resting on a coffer 7. Screws 27 traverse rods 26 affixed to the framework 5 and abut the bottom of coffer 7. Glass-wool strips 28 are interposed between the coffer 7 and the angle iron 8, between angle iron 8 and the lattice 4, and between lattice 3 and framework 5. The strips 36 pass with clearance through stirrups 35 fixed to the framework 5 and are positioned alternately to the springs 29 which are supported on the bottom of coffer 7 and against the lattice 4. The lattices are made of wire of 0À7 mm. diameter forming meshes of 5 mm. side and the ratio of the passage section bounded by the wires to the total section of the lattices is at least 50%. A gas/air mixture is supplied to the chamber 6 by the inlet 20 mounted above an injector device comprising a plurality of injectors of different crosssectional area. At starting a button 23 is actuated to select an injector which provides a larger than normal flow of gas/air mixture and when the button is released another injector is selected to give the normal flow of gas/air. A thermostatic valve in the gas supply pipe is held open by a temperature-sensitive member fitted in front of the lattice 3 when the temperature-sensitive member is heated. The valve is held open manually at starting. A temperature indicator consisting of a metal coil is fitted between the layer 2 and the lattice 3. A colorometric indicator can be provided for ascertaining when the catalyst in the catalytic layer 2 is " poisoned." The layer 2 consists of fibres on to which colloidal platinum is precipitated.
Patent GB-454656-A (GB)
Title: Improvements in or relating to coin-freed vending machines
IPC: G07F11/16
Filed: 1935-02-01
Abstract: 454,656. Coin-freed article-delivery apparatus. DUCHATEAU, A. E. L., 79, Highfield Avenue, Golders Green, London, and VANBERGEN, C. V., Lowfield Park, near Crawley, Sussex. Feb. 1, 1935, No. 3300. [Class 27] In a coin-freed vending-machine, a winchactuated lifting device is provided for raising cartons from a refrigerating or other chamber to an elevated delivery aperture, means being provided to free the winch drum and permit the lifting device to return to its initial position. Figs. 1, 2 show an embodiment in which ice cream cartons 36, stored in a refrigerating chamber 37, are raised to the top of a delivery shoot 39 by one of a pair of hoists 13 actuated by winches 10 driven by an electric motor 4. When a coin is inserted in a slot corresponding to a particular hoist, it engages a bellcrank lever 38 to close the motor switch. A pinion 7 on a bracket 6 loosely mounted on the motor shaft 4<b>, is then swung over by a pinion 5 keyed to the shaft 4<b>, to engage the gear wheel 10<a> of one of the winches 10, the motor being so connected that it turns in either direction according to which of the levers 38 is actuated. The bracket 6 simultaneously engages an arm 20 to depress an arm 19, pivoted at 18. On the ascent of the hoist, a projection 14 thereon engages in a gap 30 to rotate a disc 29 and draw downwardly a fork 27 on a rod 26, thereby raising a latch 22 against the arm 19. Levers 12 on the hoist raise the cartons to the top of the shoot 39 down which they fall by gravity. After delivery, the projection 14 returns the arm 19 to its horizontal position whereby the pinion 7 is moved to a neutral position in which it is retained by the latch 22 falling to engage the arm 19. At the same time, the hoist strikes the lever 38 to open the motor switch, and then descends by gravity. During this descent, the projection 14 engages the disc 29 to free the pinion 7. Coin,-slit closing-devices.-When the last carton has been removed, the horizontal part of the hoist engages a member 41 to lower a plate over the coin slot. Reference has been directed by the Comptroller to Specification 438,916.
Patent GB-1240446-A (GB)
Title: Quinoline derivatives
IPC: C07D307/79
Filed: 1970-01-23
Abstract: 1,240,446. Quinoline derivatives. WARNERLAMBERT PHARMACEUTICAL CO. 23 Jan., 1970 [1 May, 1969], No. 3307/70. Addition to 1,191,443. Heading C2C. [Also in Division A5] The invention comprises the novel compounds ethyl 6 - hydroxyfuro[3,2-h]quinoline - 7- carboxylate, ethyl 9 - hydroxy - 2 - methylfuro[3,2-f]quinoline - 8 - carboxylate, 9 - hydroxy - 2 - methylfuro[3,2-f]quinoline - 8 - carboxylic acid, ethyl 9 - hydroxyfuro[2,3-f]. quinoline - 8 - carboxylate and ethyl 5 - hydroxyfuro[3,2-g] - quinoline - 6 - carboxylate. The above esters are obtained by cyclizing the appropriate diethyl benzofuranylaminomethylsne. malonates, which are obtained by reacting the corresponding aminobenzofurans with diethyl ethoxy-methylenemalonate, the novel acid is made by hydrolysing the corresponding ethyl ester.
Patent GB-467964-A (GB)
Title: Improvements in and relating to pneumatically-actuated electric switches
IPC: H01H33/56
Filed: 1937-02-04
Abstract: 467,964. Pneumatic actuation of switches. BRITISH THOMSON-HOUSTON CO., Ltd. Feb. 4, 1937, No. 3331. Convention date, Feb. 4, 1936. [Class 38 (v)] In an arrangement for pneumatically actuating an H.T. switch by the action of gas under pressure on a movable part 10 of the operating mechanism, the pneumatic connection 9 between the part 10 and the supply source 1 has interposed therein a container 3 for receiving from the source 1 a supply of gas adequate in quantity and pressure for a single actuation, and a valve 4 is arranged so as normally to prevent transmission of the pressure through container 3 to the part 10, but automatically in response to a given rise in pressure occasioned in the container 3 when the switching operation is desired, to open suddenly and sufficiently to permit delivery of the requisite operating pressure to part 10. The pressure within 3 is normally considerably below that of source 1 and is balanced by the spring 7, and when 2 is opened, the pressure, if adequate, raises 4 slightly and, the piston 6 thus becoming accessible to the pressure, 4 is fully opened to pass the requisite gas to the part 10. If, on opening valve 2, the pressure in container 1 is inadequate, the valve 4 remains closed and no attempt at actuation can be made.
Patent GB-405112-A (GB)
Title: A process for the manufacture of alloys melting at a high temperature and the alloys made thereby
IPC: C22C1/10
Filed: 1933-02-03
Abstract: 405,112. Making and casting alloys. GUERNE, M. D., 3, Rue d'Alsace, St. Germainen-Laye, Seine-et-Oise, France. Feb. 3, 1933, No. 3337. Convention date, Nov. 14, 1932. [Class 83 (i).] Moulds; casting-machines. -Alloys melting at a high temperature and used to cast cutting-tools, dies, nozzles for blowpipes and sand - blasts, friction - surfaces &c. are made by heating a charge of tungsten, chromium, molybdenum, &c. or oxides thereof in a graphite crucible while vibrating it and, before the melting of this charge, adding a new charge of metals and oxides. A charge having the following percentages, tungsten 85-90, chromium 8-5.5, tungsten oxide 1.5-1, molybdenum 5.5- 3.5, is introduced into a graphite crucible 1 and heated by an electric furnace at about 3200‹ C. while being shaken by vibratory device 4. When about to melt a second charge, one to three-twentieths the weight of the first, and having the following percentages, tungsten 25, chromium oxide 30, tungsten oxide 10, molybdenum 25, and nickel 10, is added and the temperature lowered. The heating is then stopped, a thin graphite disc 6 is pierced by a graphite rod, introduced through the passage 11, thus allowing the alloy to flow into a mould 3 which is in a region B at a temperature 400 to 700‹ C. below that of the region A and the vibrator is stopped. In a modification 25 to 35 per cent of residual feeding heads from a previous cast may be finely powdered and mixed with tungsten 71-59 per cent, chromium oxide 1.1-1.8, tungsten oxide 1.1-1.8, molybdenum 1.5-2.4 for use in carrying out the process. The casting may have the following percentage composition :-tungsten 84.49, chromium 5.87, molybdenum 4.77, carbon 4.12, and nickel 0.75.
Patent GB-1049271-A (GB)
Title: Trousers with extensible and elastic legs
IPC: A41D1/10
Filed: 1965-01-26
Abstract: 1,049,271. Trouser legs. R. HERMANT. Jan. 26, 1965 [Jan. 31, 1964], No. 3409/65. Heading A3V. Trouser legs are prevented from riding up by means of a garter 2 to which is secured permanently or detachably a strut 3, e.g. of metal or whalebone, the other end of the strut engaging permanently or detachably in a hem 4a on the bottom of the trouser leg. A strip (not shown) of permanently stiffened fabric may be housed in the hem 4a of trousers made of heavy fabrics. For lightweight fabrics the strip 3 is of inverted T-shape, the bar of the T being housed in the hem 4a.
Patent GB-535910-A (GB)
Title: A new or improved apparatus for playing a game of skill
IPC: A63D9/00
Filed: 1940-02-23
Abstract: 535,910. Ball games. BROUGHTON, J. J. Feb. 23, 1940, No. 3444. [Class 132 (ii)] In a table, floor or lawn game-apparatus comprising a set of distinctively coloured skittle-like pieces b and a larger piece a against which a ball c is directed by a cue, mallet, spring-loaded device or other projecting means, the pieces b have annular concavities b' the centres of curvature of which are in the same plane as the centre of the ball when the pieces and ball are on the playing surface. A cue is preferably used when playing a table game; for a lawn game a mallet is used. In Fig. 3 is shown a holder f for the pieces and the mallet. A lid may be provided for the holder.
Patent GB-705598-A (GB)
Title: Improvements in masts, poles and the like and the erection thereof
IPC: E04H12/00
Filed: 1951-02-13
Abstract: 705,598. Masts. THEAKSTON, J. H. Feb. 12, 1952 [Feb. 13, 1951], No. 3460/51. Class 20 (1) A method of erecting masts, posts or the like such as for supporting an aerial A, Fig. 1, comprises elevating two masts M, T, side by side by adding sections to each mast alternately, the two masts being connected one to the other at successive points in such a way as to permit relative vertical movement. Each tubular metal section 4 is provided with a spigot 5 at one end to engage the bore of the adjacent section, three sections being preassembled to form a unit. One of the masts, such as T, is raised whilst mast M supports it through S-shaped hooks 8 and the additional unit is added at the bottom. Then mast M is raised whilst mast T supports it, another unit being added to the bottom of mast M and so on. Guy ropes 7 are connected to lugs 6. For a temporary structure both masts are left in position, but for a permanent arrangement mast T is removed, connectors 8, Fig. 2, then being used comprising a furcated portion secured to mast T carrying a withdrawable pin 9 actuated by a pivoted crank 10 and drop wire, thus permitting the connector to be lowered past lugs 6. The masts may be raised for adding the sections by a lever system, jack, winch or crane. In a modification each section 4 is provided at one of its ends with a sleeve which engages the adjacent tube and is secured by a set screw, or, alternatively, a screw joint may be employed. According to the Provisional Specification the releasable connectors may be H-shaped members.
Patent GB-112353-A (GB)
Title: Improvements relating to Electric Welding or Fusion-deposition of Metals.
IPC: B23K9/14
Filed: 1917-03-09
Abstract: 112,353. Quasi-Arc Co., and Cole, W. L. March 9,1917. Heating by electricity.-In apparatus for carrying out the electric welding processes described in Specifications 1274/12 and 11079/12 wherein a coated electrode is employed, the electrode is automatically fed down to the work as it burns away, and the work is moved longitudinally relative to the electrode and at the same time a slight transverse movement is provided between the electrode and the work. In the construction shown in Fig. 1, the electrode 14 is secured to a weight mounted to slide on a bar 10 secured to a traversed saddle 6. The work 17 is stationary. An oscillating movement is imparted to the bar 10 by a rotary eccentric shaft 4 connected thereto. In the construction shown in Fig. 3, the electrode is fed forward by a weight 20 connected to a slide 22 on a stationary guide 25. The work is fed forward by a screw. The oscillating movement is given to the electrode by an eccentric shaft acting through lever mechanism. The oscillating movement may be given to the work-holder. In a further modification, the electrode is mounted between guide-rollers mounted in a movable saddle connected to a weight. The traversing speed of the carriage is determined by the feed of the electrode. In a modification of this construction, the carriage is operated by a screw, and the electrode fed by a brush rotated by toothed gearing engaging a stationary rack. If the work is a round object, it is mounted in centres and rotated beneath the electrode. A spring may be used instead of a weight.
Patent GB-804090-A (GB)
Title: Improvements in the production of unsaturated hydrocarbons
IPC: C07C4/02
Filed: 1957-02-01
Abstract: The process of the parent Specification, which comprises the production of hydrocarbons particularly ethylene and acetylene by cracking liquid hydrocarbons by electric are discharges between electrically conducting granular solids dispersed in a loosened condition in the hydrocarbon to be cracked wherein the liquid hydrocarbons are circulated upwardly through the solids disposed on a grate at such a velocity that the solid particles move in a loosened suspended condition in the liquid, is carried out under reduced pressure.  This may be done by vigorously pumping away the gaseous products.  Suitable pressures are 100-500 torr.
Patent GB-435681-A (GB)
Title: Improvements in ophthalmic mounting
IPC: G02C1/02
Filed: 1935-02-04
Abstract: 435,681. Spectacles. BAUSCH & LOMB OPTICAL CO., 635, St. Paul Street, Rochester, New York, U.S.A. Feb. 4, 1935, No. 3538. Convention date, July 21, 1934. [Class 97 (i)] An ophthalmic mounting comprises a pair of apertured straps on opposite faces of an apertured lens, members being positioned in the strap apertures and having portions anchored to fusible retaining means filling the lens aperture. As shown, straps 18, 19 positioned on opposite faces of the lens 11 have countersunk apertures 20, 22 positioned in which are members 24 having heads 25 and body portions 26 having re-entrant portions 27. The opening 28 in the lens is filled with fusible retaining means 29 such as cellulosic composition or low melting-point alloy. In a modification, one countersunk aperture is replaced by a threaded aperture and a plug is inserted therein.
Patent GB-234415-A (GB)
Title: Improved pocket knife
IPC: B26B1/04
Filed: 1925-02-09
Abstract: 234,415. Giesen, P. Feb. 9, 1925. Pocket-knives. - In a pocketknife having the tang of the pivoted blade b provided with teeth d engaged by notches g in a support e which is slidable in the back of the knife to open and close the blade, the blade is held in the open or closed position by a spring k which engages the support and forces one or other of a pair of notches i therein into engagement with a pin h fixed in the handle.
Patent GB-1178685-A (GB)
Title: Improvements in and relating to Plastics Pipe
Inventor: WHITE ANTHONY PHILLIPPS
IPC: B29C53/78
Filed: 1966-01-27
Abstract: 1,178,685. Plastics pipes. REDLAND PIPES Ltd. 25 April, 1967 [27 Jan., 1966], No. 3637/66. Heading F2P. A plastics pipe, particularly adapted to withstand internally and externally applied pressure and for use e.g. as drainage, sewage, gas, mains water pipes and as electric cable ducting, comprises a core tube 3 of hollow profiled plastics strip 2 which is made, e.g. of polyvinyl chloride, polyethylene, or nylon and each turn of which is bonded to the preceding and succeeding turn, and an outer layer of fibrous material, e.g. monofilaments, threads, or tapes of glass fibre, nylon, or polyesters, or animal or vegetable fibres, and hardenable synthetic resin, e.g. a polyester, polyurethane, polyether, epoxide, or phenolic resin, the fibrous material being wrapped, tensioned or untensioned, around the core tube 3 and being bonded by the resin into a hard exterior coating 11. The strip 2, which can be used for conveying heat exchange fluid, may, as shown, be extruded from a die 4 and coated along its forward edge with an adhesive by means of a roller 5 before being wound on to a rotating, watercooled, mandrel 2 which, for batch production, is preferably coated with a release agent, e.g. grease, is not tapered, and is preferably constructed so that its cross-section may be reduced. A stationary drive member 6 is located at a position where the tube becomes rigid, the tube being passed to a wrapping station 7 in which fibrous material 8 from bobbins 9 is drawn through a bath 10 of curable synthetic resin and wound, under slight tension, on to the core tube 3. Additional resin may be sprayed on to the tube 3 from nozzles 12. The tube 3 may be heated in an oven 13 to accelerate its hardening and passed over rollers 15 for cutting in pieces by a travelling saw 14. The strip has a smooth inner surface, which forms the internal wall of the tube 3, a convex outer surface, a bevelled tongue along one, and a corresponding bevelled lip along the other. In a modification, Fig. 4, not shown, the strip forms a tube 3 with a smooth exterior face, the drive member 6 being unusable in this case. A heated slug may be passed through the formed tube. Specification 761,208 is referred to.
Patent GB-1442117-A (GB)
Title: Dehydrochlorination of 1,2-dichloroethane
IPC: C07C21/06
Filed: 1975-01-28
Abstract: 1442117 Vinyl chloride production LUMMUS CO 28 Jan 1975 [30 Jan 1974] 3671/75 Heading C2C Vinyl chloride is produced by the dehydrochlorination of 1,2-dichloroethane by direct contact with a molten salt containing a multivalent metal chloride in its higher and lower valence state in the presence of ethane in a weight ratio of ethane to dichloroethane of 0À01-0À15 : 1. Suitable metals are Cu, Cr, Co, Fe and Mn but Cu is particularly preferred optionally with the oxychloride present also. The reaction is usually conducted at 700- 1200‹ F. in the presence of inhibitor for the dehydrochlorination of vinyl chloride, e.g. trichloroethylene. In an example a feed containing mainly 1,2-dichloroethane (78À3 mole per cent) trichloroethylene (11À1%) and ethane (9À4%) gives vinyl chloride with a selectivity of 90À4 mole per cent and dichloroethane conversion of 80 mole per cent.
Patent GB-1169763-A (GB)
Title: Improvements in or relating to Counting and/or Recording Apparatus
Inventor: WOOD DOUGLAS ALBERT
IPC: A63F3/06
Filed: 1967-07-25
Abstract: 1,169,763. Selective signalling. ISCA ELECTRONICS Ltd. 24 June, 1968 [25 July, 1967], No. 3701/67. Heading G4H. In a system for counting the number of players participating in a bingo game, and the number of games played, a uni-selector is stepped over contacts connected to the individual playing positions, and each contact that is maked-indicating that a player has inserted his money-is counted, and every revolution of the uni-selector, there being one per game, is counted. The system includes means preventing further persons joining the game once the scan is started, and means preventing the caller resetting the system once a scan has started. The counters could be in a remote position, e.g. the hall manager's office. As described, when every player has inserted his money and the caller wishes to start the game, the caller puts a switch S1 S2, Fig. 1, in its right-hand position which starts a random number generator 22 and applies power to a relay RLD. Pick-up relay RLD as delayed T, Z, C1, for about en seconds, whereupon its contact D/1 starts a relay multivibrator RLA, US1, which advances the scanning uni-selector (Fig. 2, not shown), and its contact D/2 prevents further persons joining the game. When the game is ended, the caller restores switch S1, S2 to its left-hand position, and providing the scan has been completed and a relay RLB energized as a result thereof, a relay RLC is energized and the circuit is reset.
Patent GB-921088-A (GB)
Title: Improvements in and relating to electric switches
Inventor: SMITH KENNETH GRAHAM
IPC: H01H23/16
Filed: 1960-02-03
Abstract: 921,088. Snap action switches. N.S.F. Ltd. May 3, 1961 [Feb. 3, 1960], No. 3815/60. Class 38 (5). The operating member 18 of a snap action switch is universally pivoted in a bush 15 by means of a spherical enlargement 20 and is guided in a slot 27 in a plate 26 positioned between the bush and an insulating body 10 carrying contacts, an enlargement 21 on the operating member abutting the plate and preventing inward movement of the operating member. As shown, a U-shaped contact bridge 12 pivoted in the walls of the body, co-operates with a pair of contacts, such as 11, at one or both ends of a recess in the body. The operating member is of circular section and can rotate about its longitudinal axis, but it may have a flat co-operating with the side of the slot 27 to prevent such rotation.
Patent GB-575182-A (GB)
Title: Improvements in and relating to devices for securing articles mounted on a central support
IPC: F21V17/06
Filed: 1944-03-01
Abstract: 575,182. Lamp holders. WARD & GOLDSTONE, Ltd., and GOLDSTONE, S. March 1, 1944, No. 3837. [Class 38 (i)] [Also in Groups XI and XXV] A member such as a lampshade 14 is detachably secured to a support such as a lampholder by a ring 15 having inw ardly projecting pins 16 insertable in gaps 11 in the surface of the holder and slidable along diametrically opposed serrated inclined planes 10 to press the shade against a flange 13 on the holder. Stops 12 are provided at the upper ends of the planes 10. The lower ends of the planes 10 may have upwardly turned projections over which the pins 16 must be lifted on insertion or removal from the gaps 11. The planes 10 may be formed in or attached to the holder. In another construction the ring 15 is fitted with spring pressed inwardly projecting pins to engage with sharp edged depressions 20 in grooves 19 in the holder. Specifications 7068/05, [Class 75], 5594/11 and 188,757, [both in Class 75 (ii)], are referred to.