baber/WOPTO huggingface dataset:
Patent GB-515997-A (GB)
Title: Improvements in regenerative furnaces for burning fluid fuel
IPC: F28D17/00
Filed: 1938-05-13
Abstract: 515,997. Regenerative gas fired furnaces ; reversing valves. SOUTH METROPOLITAN GAS CO., and SKINNER, A. 'J. May 13, 1938, No. 14330. [Class 51 (i)] [Also in Group XIII] In a reversible regenerative furnace heated by burners, the regenerators 6, 7 are connected with valve chambers 10, 11 having doubleseated valves 12 which .are operated to place the' regenerators alternately into communication with the waste gas passages 5 and the passages 8, 9 supplying air to the burners 1 which operate continuously. In the position of the valves shown air passes from the regenerator 7 to the ducts 8, 9 leading to the burners 1, the ducts 8, 9 being joined by cross channels (not shown). The waste gases pass through the ducts 5, 3 to the regenerator 6. Instead of the double-seated valves 12, sliding plate valves may be employed. The bottom of each regenerator communicates with a valve chamber 16 having an air inlet valve and an exhaust gas valve controlling a duct leading to a suction pump 14. The regenerative arrangements and air and waste gas ducts are shown applied to a muffle furnace 2 but the application to crucible furnaces and furnaces with heat radiating combustion flues is also described and shown.
Patent GB-1080997-A (GB)
Title: Knockdown steel shelving unit
IPC: F16B12/30
Filed: 1966-03-31
Abstract: 1,080,997. Shelves. S. A. HIRSCH MANUFACTURING CO. March 31, 1966 [Oct. 21, 1965], No. 14390/66. Headings A4B and A4H. A rectangular steel shelf having a dependent rectangular box flange 24 on its longitudinal edges is secured to four tubular corner posts (10) having parallel side walls (50), 52 by a screw 16 which passes through an elongated aperture 82 in a stamping 14 releasably secured in an aperture 18 in the inner wall 28 of the box flange 24 and which engages a key or eggshaped hole (66) in the side wall (50) of the post. The axis of the screw is at an acute angle to the side wall (50). The minor diameter of the key hole equals the root diameter of the screw and the major dimension equals the root diameter plus the height of the thread. The stamping 14 comprises a flat flange (76) which rests against the inner face of the inner wall 28 of the box flange and a shoot 78 ending in a wall (80) in which the aperture 82 for the screw is formed. A finger tab (84) and a groove 86 or two finger tabs releasably engage the edges of the aperture 18 in the inner wall 28. The four corners of the shelf are cut away for reception of the corner posts (10) and the side walls of the corner posts have ribs (62) above and below the key holes (66) which enter the open end of the box flanges 24. End panels 19 are mounted between pairs of corner posts by passing their edges through slots 58 in the posts; the ends of the screws 16 enter notches 90 in the edges of panels. Each pair of corner posts is constituted by the legs of a U-shaped member and the key holes are disposed vertically upward in one post and downward in the other post of the same pair.
Patent GB-1185131-A (GB)
Title: Method and Apparatus for Measuring Thermal Characteristics of Minute Quantities
IPC: G01N25/02
Filed: 1968-03-26
Abstract: 1,185,131. Measuring thermal characteristics electrically. COBBLE-LABORATORY & CO. March 26, 1968 [April 5, 1967], No.14399/68. Headings G1D and G1N. In a differential thermal analysis of minute samples of liquid or solid materials, the sample is placed in a conical recess 2, Fig.3, in the conical bottom of a heat-resistant glass tube 1 whose upper end is closed by a heat-resistant glass plug 3 provided with dry inert gas inlet and outlet passageways 7, 8, the latter of which also includes a thermistor 6 for contacting the glass tube wall. A further thermistor 4 projects from a further passageway 5 for contacting the sample. The thermistors are connected in separate D.C. bridges, Fig.4 (not shown), whose outputs are digitally recorded, separately and differentially. The sample container is associated with a heating/cooling unit comprising a block 13, Fig. 1, of brass provided with a cavity 16 in which the container is located, and which is connected at its lower end to a cooling carbon dioxide gas supply pipe 17. The outer sides of the block are provided with longitudinal grooves (15, Fig.2 not shown), which, together with the inside surface of heating element 12, define passageways for cooling air from blower chamber 18. In operation, if the sample is liquid it is first cooled and solidified using carbon dioxide gas. Alternatively if it is solid it is melted by energization of heating element 12. The sample container is then removed from the block 13 and placed in an adiabatic container or left in the atmosphere, the temperatures of the sample and tube 1 being recorded as the sample melts or solidifies. The recording is halted at the detection of the peak in the differential trace, the various temperatures of this point being printed out for automatic calculation of the thermal characteristics of the sample.
Patent GB-551838-A (GB)
Title: A machine for the re-sharpening of safety razor blades
IPC: B24B3/48
Filed: 1941-11-08
Abstract: 551,838. Razor stropping apparatus. KEYTE, F. Nov. 8, 1941, No. 14406. [Class 60] The blades are clamped to a rectangular frame 12 pivoted at 3 and traversed lengthwise of the blades by a crank 20. Simultaneously a roller 7 on the opposite side of the frame engages in turn the limbs of a spring 5 so as to travel on opposite sides of a plate 6 to bring the blades in contact with the oppositely driven rollers 2.
Patent GB-496547-A (GB)
Title: Improvements in or relating to plant and machinery for the manufacture of fertilizers
IPC: C05F17/02
Filed: 1937-05-25
Abstract: 496,547. Stirring-apparatus. COOMBS, J. A. May 25, 1937, No. 14457. [Class 86] [Also in Group I] Plant for the manufacture of fertilizers by the fermentation of refuse comprises a fermenting floor open to the atmosphere having an embankment on which is supported a mechanical labourer adapted to be traversed over and to handle the materials upon the floor which is porous to permit drainage of liquid therethrough. In the plant shown in Fig. 1, a composting floor is divided into bays 21-24 by an elevated roadway 25 and subways 26, 27. The roadway 25 and elevated ways 28, 29 are connected, by the incoming way 30, with a main road 32 and constitute means by which material is conveyed on trucks &c. to one end of the sections 39 into which the bays are divided by embankments 38 forming the tracks for the mechanical labourer. The material is turned over and agitated and traversed from the point of entry 45, Fig. 5, to the point E where it is discharged into a truck 45b. The labourer comprises a self-propelled vehicle carrying a rotary tool 49 and is provided with a tank 53 for activating liquid which is sprayed on to the compost through a tube 54. Rails carried by a girder structure 59, Fig. 4, mounted on wheels 61 running on rails on the sides 26, 27 are provided to enable the labourer to be shifted from one section to another. The labourer may be constructed as described in Specification 496,637, [Group XXI]. The outlet 46, Fig. 10, at the discharge station is closed by a counterweighted cover 64 controlled by an operating handle 67 moving over a sector on which it may be secured by a removable pin 68. In an arrangement shown in Fig. 9, the composting beds are provided with roofs having ventilators 85, the sides of the plant being open to the atmosphere. The trucks for incoming refuse are supported on runways 86 and the material is discharged at 89. Tanks 93 are provided for liquid activator.
Patent GB-743083-A (GB)
Title: Improvements in hose nozzles for extinguishing chimney fires
IPC: B05B1/14
Filed: 1953-05-22
Abstract: 743,083. Supporting hose nozzles. CLIFTON, F., and CLIFTON, H., [trading as GALENA WORKS]. March 29, 1954 [May 22, 1953], No. 14459/53. Class 47 [Also in Group XXIX] A nozzle for extinguishing chimney fires comprises a hollow part-spherical head 2 to which water is supplied via a, hose and a hose connection pipe 21, and a hollow base portion 3 provided with circumferentially spaced outlets 15. The latter are counterbored at their outlet ends and are obturated by a wire 17 received in a groove. Water flows from the head through passages 12 into a, chamber 9, and from that chamber to the outlets which it leaves as a circumferential wide-angle spray. A flexible rod, as used by chimney sweeps, is screwed to the projection 14. Specification 743,105, [Group XXIX], is referred to.
Patent GB-462876-A (GB)
Title: Improvements in or relating to electric systems for remote positioning in accordance with the value of a variable
IPC: G01D5/16
Filed: 1936-05-22
Abstract: 462,876. Automatic control systems. THORNTON, A. A. (Bailey Meter Co.) May 22, 1936, No. 14532. [Class 38 (iv)] [Also in Group XXXVIII] Synchronism.-In a system for positioning a remote element, such as an indicator or recorder, in accordance with the value of a variable e.g. the flow of fluid, employing synchronously running motors 13, 30 at the transmitter and receiver, cam controlled contacts 47, 46 are provided in circuit with the motor 30 for maintaining synchronism. When the motors are in synchronism, the contacts are alternately opening and closed to maintain a circuit through the motor 30, but in the event of out-ofsynchronous working, the operations of the contacts no longer synchronize with the result that the circuit of the motor is opened during each cycle and the motor slows down until synchronism is regained.
Patent GB-957736-A (GB)
Title: Method of making electrical capacitors
IPC: H01G/
Filed: 1961-04-21
Abstract: 957,736. Capacitors. SIEMENS & HALSKE A.G. April 21, 1961 [April 22, 1960; May 13, 1960 (2)], No. 14535/61. Heading H1M. A method of making an electrical capacitor includes the steps of applying a first varnish layer to a carrier, applying a metal coating to the first varnish layer, applying a second varnish layer to the metal coating and then removing the carrier from the varnish/metal assembly. A varnish layer 1, Fig. 1, is applied to a carrier 6 of e.g. waxed paper or synthetic resin, the varnish preferably having an oxidation balance of over 10%. Metal coating 2 is then vapour deposited and a further varnish layer 3, preferably having an oxidation balance of less than 10%, e.g. of polystyrene is applied. The carrier is then removed and two double assemblies 4, 5, are stacked in laterally displaced manner for winding, Fig. 2. In a further embodiment a plurality of metal bands 2, Fig. 3, are deposited on the coating 1 and a further set of varnish bands 3 are applied. The assembly, Fig. 3, is severed along longitudinal axes 7 and the resulting bands (stripped from the carrier), are individually folded along the longitudinal axes of the metal coating bands 2 so that the varnish layers 3 lie on the outside of the folded assembly. Two such assemblies are disposed as shown in Fig. 4, before rolling. The varnish bands 3 may be applied by a roller, Fig. 5 (not shown). In a further embodiment, Fig. 6, a first varnish layer 8 is deposited on a carrier (not shown) and metal 9 is deposited on layer 8. Varnish layer 10 is then applied to layer 9 and a metal coating 11 is applied, forming assembly 12, which is then stripped from the carrier. On this an identical assembly 13 is laid. The assemblies are then rolled. In all embodiments the sides of the roll are metallized so as to provide for terminal connections. Specification 952,905 is referred to.
Patent GB-528925-A (GB)
Title: Improvements in means for feeding carbon interleaved typescript paper to typewriters
IPC: B41J17/00
Filed: 1939-05-17
Abstract: 528,925. Typewriters. GADE ENGINEERING CO., Ltd., and PRICE, E. A. May 17, 1939, No. 14680. [Class 100 (iv)] A frame 8 for supporting webs P and carbon sheets C is attached to the paper-carriage and is provided with a pivoted web-smoothing frame 12 carrying pivoted gravity-catches 13 which cooperate with strips S in connection with carbon sheets to retain the latter when the webs are stripped therefrom. Preferably the smoothing- frame is mounted on trunnions 8a and is provided with fingers 12b for limiting movement when raised. When the webs and carbon sheets are fed backwards, after a set of forms has been typed, the strips S lift the catches and rest on shoulders 13b thereon. The webs are then fed forward to permit severance of the typed forms, the carbon sheets being detained by the catches. Next, the webs and carbon sheets are fed slightly backwards to free the strips S from the catches, and finally, the webs and strips are fed forwards, the strips passing idly over the edges 13c of the catches. Specification 528,924 is referred to.
Patent GB-214116-A (GB)
Title: Improvements in and relating to life buoys and rafts
IPC: B63C9/26
Filed: 1923-06-05
Abstract: 214,116. Hodgson, H. E. June 5, 1923. Rafts.-In rafts or buoys of the kind in which arms 3 with life lines and float devices radiate from a central buoyant portion 2 both body and arms are provided with recesses 12 to accommodate boxes containing food, clothing, equipment, &c. The boxes 16 are provided' at top and bottom with lids 13 secured by hooks, lock nuts being applied to the tips of the hooks. Smaller boxes are disposed in a circle around the central island body 2 and are lashed thereto by cable 18. These boxes are covered by cushions 19. In addition to the life lines 11, 9 with sinkers 10, long loops of rops 7 with foats 8 are provided.
Patent GB-313290-A (GB)
Title: Improvements in crystallizers for sugar manufacture
IPC: C13B30/02
Filed: 1928-05-21
Abstract: 313,290. Stewart & Co., Ltd., D., (Herisson, J. E. R.). May 21, 1928. Crystallizing.-A crystallizer for use in the manufacture of sugar has radial stirring arms 31 carried by a longitudinal shaft comprising one or more sections 22, 23, 24, one or more banks of pipes 32, 33, 34 for cooling fluid being carried by the arms 31 for the purpose of cooling and agitating the massecuite. Each bank of pipes comprises coils arranged in staggered relation, cold water being supplied from a pipe 37 and hot water withdrawn by a pipe 38, the banks of tubes being connected in parallel.
Patent GB-909902-A (GB)
Title: Tube welding apparatus
IPC: B21C37/08
Filed: 1960-04-27
Abstract: 909,902. Making tubes; welding by pressure. ARMCO INTERNATIONAL CORPORATION. April 27, 1960 [May 5, 1959], No. 14835/60. Classes 83 (2) and 83 (4). Apparatus for welding the edges of a longitudinal seam in metal tubing comprises means for advancing the tubing past a welding device to act on each side of the seam, a pair of squeeze rolls for subjecting the opposite sides of the tubing to pressure for abutting the edges at the weld point and spring means yieldably and adjustably mounting at least one of the squeeze rolls, the spring means constituting the sole support for the rolls so mounted and acting to maintain a substantially constant pressure on the abutting edges of the seam. A gapped metal tube blank 2, Fig. 7, is fed from the last roll stand 1 of a mill beneath a seam guide 3 having insulated carbide plates engaging the gap edges to an electrode wheel 8 above a backup roll 10, then between squeeze rolls 9, 9a, Fig. 1, and finally through a roll stand 11 which rolls the welded seam. The electrode wheel 8 comprising two insulated rolls, one to engage each side of the tube gap, is mounted in a holder 37 secured to a transformer carrying head 39 pivoted at 43 to the machine frame, the load applied by the electrode wheel being determined by the weight 45 on the head. The squeeze roll 9, Fig. 1, is shown fixed although it may be spring-loaded while the roll 9a is secured to a block welded to one side of a hairpin spring 13, the other side of which is adjustably mounted for movement towards and away from the tube. The rolls are mounted for limited axial movement on vertical shafts 15, 15a which are tiltable in vertical planes parallel to the tube axis. The stand 11 has a fixed bottom roll and a spring or screw-loaded upper roll which is free to move axially on its shaft. In a modification, the squeeze roll 9, Fig. 11, is mounted on a shaft at one end of an arm 21 secured at its other end to a shaft 23 mounted in a carriage 26 and carrying a collar 24 with an upwardlyextending tongue 25 located in a V-shaped member between two set screws 36a which screws effect the tilting of the roll axes. The carriage 26 adjustable towards and away from the tube by a threaded rod 30. The roll 9a is similarly mounted in a carriage 26a which is connected to an adjustable member 33 by a pair of phosphor bronze plate springs 34, 34a which yieldingly press the roll 9a against the tube. Cooling and lubricating oil is fed to the squeeze rolls by conduits 56 and to the electrode wheel by another conduit. It is said that the invention may be used with low or high-frequency resistance welding, in the latter case an impeder rod is positioned within the tube, or high-frequency induction.
Patent GB-951024-A (GB)
Title: Curable polyolefin compositions
IPC: C08K5/14
Filed: 1962-04-17
Abstract: A curable polyolefin composition comprises (1) a polymer of ethylene, (2) a copolymer of isoprene and isobutylene and (3) a per-compound curing agent selected from the group consisting of 2-4-dimethyl-2-4-di-t-butyl peroxy hexane, dicumyl peroxide, di-t-butyl peroxide and t-butyl perbenzoate.  Specified polymers of ethylene are the homopolymer and copolymers with the monomers propylene, 1-butene, 1-pentene, acrylic derivatives e.g. alkyl acrylates, styrene and vinyl acetate.  Preferred proportions are 3-100 parts (2) to 100 parts (1) and from 0.1 to 15% of the curing agent of the combined weight of polymer and copolymer.  Modifiers e.g. insulating blacks, conducting blacks, silicas, clays, calcium carbonate, halogenated flameproofing additives, antimony oxide, heat and light stabilizers, antioxidants, colouring pigments and lubricants may also be present.  Specification 898,670 is disclaimed.ALSO:Compositions for coating or covering electric wires and cables comprise a mixture of (1) a polymer of ethylene, (2) a copolymer of isoprene and isobutylene, and (3) 2-4-dimethyl-2-4-di-t-butyl peroxy hexane, di-cumyl peroxide di-t-butyl peroxide or t-butyl perbenzoate (see Division C3).  In an example, an electrical conductor is coated with a semi-conducting layer on which is superimposed an insulating layer and then an outer semi-conducting layer.  The layers may be applied in an uncured state by taping or extruding and then simultaneously cured by heat.  The inner layer comprises 100 parts ethylene polymer, 20 parts copolymer, 45 parts conducting black and 2 parts curing agent (dicumyl peroxide), the intermediate layer 100 polymer, 20 copolymer and 2 curing agent, while the outer layer is the same as the inner layer. Alternatively some layers may be precured and some cured in situ or each applied uncured but cured before application of the next layer. Specification 898,670 is disclaimed.
Patent GB-1110592-A (GB)
Title: Domestic fireplaces
Inventor: CALLOW DONALD SIDNEY
IPC: F24B1/18
Filed: 1965-05-12
Abstract: 1,110,592. Unit for heating air and for converting open into closed fireplace. L. E. CLARK. 11 Aug., 1966 [12 May, 1965], No. 19954/65. Headings F4S and F4W. An attachment unit for converting a domestic open fireplace into a closed stove and for providing convection air-heating means for the room in which the fireplace is situated, comprises a panel 10 adapted to fit around the fireplace opening, and having therein an opening 12 fitted with access means such as a hinged door 13 in which preferably are windows (14, Fig. 6) of transparent heat-resistant material. At the top and at each side of the opening 12 (see also Fig. 3) intercommunicating chambers 33, 31 respectively, extend rearwardly towards the fire. In use, room air is drawn by convection into the lower end of each of the side chambers 30 (via openings 35, 36, Fig. 4), the heated air passing to the upper chamber 33 and being discharged therefrom through a slot 34 into a louvred ornamental cover 40, and thence into the room. Below the door aperture 12 the panel comprises a box-like base 16 having a detachable cover-plate 17 giving access for ash removal, and having a conventional combustion-air regulator 18. At the upper part of the box 16 a combustion-air preheating chamber is formed by a partition 19, this latter chamber discharging into a replacable hollow element 20 in which are air outlet apertures 22 positioned adjacent the firebars 23 of the fireplace grate. The supply of preheated combustion-air is through ports 26 manually or thermostatically controlled e.g. by a movable slide or shutter 27.
Patent GB-209365-A (GB)
Title: Improvements in heel-friction grips for shoes
IPC: A43C11/00
Filed: 1923-06-07
Abstract: 209,365. Dennison, T., and Kernohan, D. June 7, 1923. Heel friction pads.-A heel grip for a shoe comprises an elastic member 1 behind the inside lining 2 of the shoe at the heel and means whereby the elastic member can be fastened to the shoe under different degrees of tension. The end of the elastic member may selectively engage eyelets 5 arranged on the inside or the outside of the shoe.
Patent GB-581508-A (GB)
Title: Improvements in multiple-unit variable-speed drives
IPC: F16D67/00
Filed: 1944-08-04
Abstract: 581,508. Change-speed gearing. SINCLAIR, H. Aug. 4, 1944, No. 14965. [Class 79 (ii)] [Also in Groups XXI, XXIV and XXX] Two synchronous or induction electric or other motors 19A, 19B, drive a common driven shaft 10, such as the drive shaft of a dredge-tumbler, excavator, lifting or conveying apparatus or railway vehicle, through hydraulic, electromagnetic or other slip-couplings 18A, 18B, the drive from at least one of the motors including a mechanical change-speed gear 16A, providing at least two ratios, one of which is substantially equal to and the other lower than the speed-ratio of the power-path from the other motor 19B, the slipcoupling 18B of at least that motor 19B being variable to allow the dissimilar ratios to be used simultaneously. As shown, each motor 19A, 19B drives through a two-speed claw-clutched gear 16A, 16B, the high ratios of which are equal but their low-ratios differ, and both slipcouplings 18A, 18B are of the variably-filled scoop-tube type described in Specification 493,703, [Group XXIX], with a filling control 40A, so that three ratios can be obtained by allowing slip in the appropriate coupling. The gears 16A, 16B may be both three-speed, making five ratios available ; or one may be three-speed, the other two, making four ratios available.
Patent GB-1254270-A (GB)
Title: Benzoxazepine derivatives
IPC: C07D267/14
Filed: 1970-03-26
Abstract: 1,254,270. Benzoxazepine derivatives. SUMITOMO CHEMICAL CO. Ltd. 26 March, 1970 [28 March, 1969; 31 March, 1969; 6 May, 1969], No. 14968/70. Heading C2C. Novel compounds of Formulµ I and IT: in which each of X 1  and X 2  is H, halogen, C 1-3  alkyl or C 1-3  alkoxy) and acid addition salts thereof, are prepared by contacting a compound of Formula III: with a dehydrating agent at an elevated temperature to form a compound of Formula I, if necessary reducing this compound to form a compound of Formula II and, if desired, forming an acid addition salt of a compound of Formula I or II. Starting materials of Formula III are prepared by reacting a compound of Formula IV: with a compound of Formula V: (in which Y is halogen). Pharmaceutical compositions having central nervous system activity, for oral or parenteral administration, comprise a compound of Formula I or II, or a pharmaceutically acceptable acid addition salt thereof, together with a pharmaceutically acceptable carrier.