baber/WOPTO huggingface dataset:
Patent GB-557575-A (GB)
Title: Improvements in or relating to hose piping
IPC: F16L11/133
Filed: 1942-06-18
Abstract: 557,575. Ropes &c. MARKS, H. W. June 18, 1942, No 8347. [Class 109] [Also in Groups XXVIII, XXI and XXXIII] Hose piping which may be used as a tow rope &c., comprises an inner pipe or tube for conveying liquids or gases, surrounded by means rendering it buoyant, to enable the hose to float when used for fuel or water supply, rescue work, military operations, &c., at sea or across rivers, &c. The hose may also be used as an emergency pressure line to and from submarines, to render aircraft more buoyant in emergency landings, &c., as floats for rafts, pontoon bridges, &c., or as ships fenders, life lines, &c. In one form, Fig. 2, the hose comprises inner and outer pipes A, B with an air cavity divided by webs b<1> into air-locked portions. In a modification, Fig. 4, the hose A is surrounded by lengths of rings C' of expanded rubber, cork or other buoyant material. Lengths of such hose may be connected by couplings d<2>, Fig. 7, surrounded by wooden sleeves e and buoys E and having left and right hand threads to facilitate quick assembly. Bending at the joint may be limited by spacing blocks d and ball-ended nozzles d', Fig. 11. The' hose may be stored in tanks capable of being towed at sea by small boats, and may fitted with telephone lines or speaking tubes, and the buoys may be fitted with reflectors or lights. To adapt a buoyant hose for sea-calming, it is fitted with nozzles through which is sprayed upwards a fluid such as a mixture of oil or as non- inflammable fluid and water; the piping may comprise several lines or a network or may be attached to a canvas sheet or sheets.
Patent GB-634055-A (GB)
Title: Improvements relating to weather-excluders and the like for doors and windows
IPC: B60J10/00
Filed: 1948-03-20
Abstract: 634,055. Strip draught excluders. MORRIS MOTORS, Ltd., and RAMSAY, T. W. March 20, 1948, No. 8358. [Class 20 (iii)] A weather-excluding or sealing device for doors and windows comprises a tubular rubber strip 1 slit longitudinally and beaded along or near one or both of the longitudinal edges, and a U-shaped metal clip 4 for securing the strip to an abutment flange 5 of the door. As shown in Fig. 2, the extruded tubular sealing strip has an internal longitudinal bead 2 and is slit so that the bead extends along one edge. The clip 4 is fitted in lengths on an abutment flange 5 of the door or the like and spot welded to it, the bead 2 being fitted by a closing tool into the groove 6. The strip may be formed with double beads 13, Fig. 5, to be split between the beads, these being gripped by the grooves 15 in the clip. The clip 4, Fig. 7, has transverse slots 19 to facilitate bending when used along the curve of the door flange. Where the sealing strip is double-beaded it may have an integral flap or flaps concealing exposed parts of the clip. The strip may be extruded as a flat section 12a and the strip may be of uniform section or may be thickest at the centre.
Patent GB-1179921-A (GB)
Title: Apparatus for use in the manufacture of stringers for sliding clasp fastener
IPC: B29C48/12
Filed: 1967-02-22
Abstract: 1,179,921. Moulding sliding clasp fasteners by extrusion. OPTI-HOLDING A.G. 22 Feb.. 1967 [5 March, 1966], No. 8412/67. Heading B5A. An apparatus for moulding rows of interlocking teeth to two stringer tapes comprises an extrusion head 4 through a central portion of which the tapes and also the strips and four endless feed belts 11 are fed, rolls 17, paring blades (10), Fig. 5, not shown, for removing surplus moulded, extruded thermoplastic material from the die strips and means to remove the die strips from the tapes to leave a sliding clasp fastener. The head 4 comprises an outlet throat 13 surrounding the central portion 15 of the extruder. The belts 11 surround the tapes 1 except at their inner margin 12 which are overlaid by the outer margins of upper and lower die strips 7, each edge of which has corresponding cavities corresponding to the shape of teeth required. The edges of the tapes are abutted by an intermediate strip 7a which is removed after removal of the die strips. The rolls 17 ensure that the newly moulded material completely fills the cavities of the die strip. A single stringer at a time may be formed, and the guide strips and belts are either metallic or made of a plastics, e.g. polytetrafluorethylene.
Patent GB-1120974-A (GB)
Title: Electric incandescent lamp unit with built-in fuse
Inventor: BEESLEY EDWARD MURRAY
IPC: H01K1/66
Filed: 1967-02-22
Abstract: 1,120,974. Supporting light sources. GENERAL ELECTRIC CO. 22 Feb., 1967, No. 8441/67. Heading F4R. [Also in Division H1] An electric lamp, especially for vehicles, comprises an outer bulb with terminals attached thereto to which are secured support wires serving also as leads to the lead-in wires of an inner lamp in the form of a double-ended envelope, a fuse wire being connected between the support and the lead-in wire at one end of the envelope. The bulb has a glass reflector 8 with a reflecting coating on the inner side, fused at the edges to a cover glass 9 and having ferrules 10 connected to supports 16 which also serve as leads to the lead-in wires 5 of the inner lamp 1. The bulb may be evacuated and filled with an inert gas and an arc quenching gas. A brace consisting of wires 15 in a glass bead 24 may extend between the supports 16. The inner lamp 1 consists of a tubular envelope 2 with pinched ends through which the lead-in wires 5 pass and enclosing a coiled-coil filament 3 in a filling of inert gas containing a small quantity of halogen. One end is supported from one of the supports 16 by the lead-in wire 5, the opposite end being supported by a harness 20 encircling the seal portion 7 of the envelope and carried by the other support 16. A fuse of thin nickel wire 21 enclosed in a glass tube 23 connects the support 16 at this end to the lead-in wire 5. In a modification, both ends of the lamp are carried by harnesses on the supports, the latter being connected at one end by the fuse and at the other by a flexible wire to the lead-in wires 5. In a further modification, the harnesses are omitted, the support at one end being connected directly to the lead-in wire and the support at the other end to an auxiliary support sealed in the pinch. The lead-in wire at this end is bent at right angles to the pinch and connected by a fuse wire to the support.
Patent GB-1370325-A (GB)
Title: Separation of mixtures of phenols
IPC: C07C37/14
Filed: 1971-04-02
Abstract: 1370325 Separation of mixtures of phenols COALITE & CHEMICAL PRODUCTS Ltd 17 March 1972 [2 April 1971] 8537/71 Heading C2C A process for the production of di-tertiary butyl derivatives of a mixture of m- and pisomers of a monoalloylphenol and/or of monotertiary butyl derivatives of a mixture of dialloyl phenols comprises sulphonating a minor proportion of the mixture of phenols with sulphotrioxide and then butylating the mixture with isobutylene. The sulphur trioxide is preferably introduced under the surface of the mixture. The sulphonation may be carried out at 10 to 30‹ C. with the use of 1 to 5 parts by weight of SO 3  per 100 parts by weight of the mixture of phenols and the butylation may be effected at 0 to 50‹ C. The butyl phenols may be separated from the dibutylated mixture by distillation and then be debutylated in the presence of an acid catalyst, e.g. Cone. H 2 SO 4 . Also monotertiary butyl derivatives of a mixture comprising 2,4 xylenol and 2,5 xylenol are produced by sulphonating a minor proportion of the mixture of xylenols with sulphur trioxide and feeding isobutylene into the mixture until substantially 1 mole of isobutylene per mole xylenol has been absorbed. The mixture may be separated by distillation and may then be debutylated at 160 to 210‹ C. in the presence of an acid catalyst.
Patent GB-771261-A (GB)
Title: Improvements in closure members for pipes and the like
IPC: F16L55/115
Filed: 1955-03-24
Abstract: 771,261. Pipe stoppers. SHIPMAN, T. T. March 24, 1955 [April 28, 1954], No. 8591/55. Class 99(1) A closure for an access opening in the end of a pipe or the like 6, leading to an underground storage tank comprises a cap 1 having a closed top impervious to liquid and being adapted to engage the end of the pipe and a sealing member 8 yieldably and reciprocatably mounted on the cap and normally projecting beyond the cap so that it can engage a seating 11 on the pipe before the cap engages or becomes fixed to the pipe. As shown the cap 1 is screwed on to the pipe 6 and has a skirt 1e to protect the member 8 when the closure is laid aside and to guide the closure when applying it to the pipe. The member 8 which comprises a rigid part 8a, a metal, conical facing 8aa and a bonded resilient ring 8b with a lip 8bb splayed outwardly is mounted on a shank 9 having a piston head 12 slidable in a bore 13 in a plug 14 screwed into the cap 1, a gasket 14b being provided. A ring 16 prevents removal of the member 8, and a groove 12a avoids air being trapped in the space above the piston. An abutment may be provided within the cap 1 to engage the top of the member 8 to press the latter against its seating, and the seating may be spaced a short distance below the rim of the pipe opening. In modifications (a) Fig. 3 (not shown) the shank 9 is tubular and a spring mounted therein presses the sealing member outwardly, and (b) Fig. 4 (not shown) the shank is removably held in position by a spring-pressed ball, and a spring is interposed between the cap and the sealing member.
Patent GB-1424140-A (GB)
Title: Hermetically sealed motor/compressors for refrigeration apparatus
IPC: H01B17/30
Filed: 1973-02-22
Abstract: 1424140 Dynamo-electric machines; electric couplings LEC REFRIGERATION Ltd 1 May 1974 [22 Feb 1973] 8613/73 Headings H2A and H2E In a combination of a three phase motorcompressor and a single phase fan for blowing cooling air over the motor-compressor, the fan motor is connected between one phase of the compressor motor supply and the neutral point of the compressor motor winding, the connection to the neutral point being made through a terminal connector sealed into the hermetically sealed motor-compressor casing 20, 21 separate from a 3 phase terminal block 27 for the supply to the compressor motor winding, the terminal connector comprising a hollow cup-shaped member 1, or collar 10, Fig. 2 (not shown) welded to the casing and passing through an aperture 28 therein, the terminal connector also including a conductive pin 5 passing through the member 1 or the collar and being sealed therein by fused-on or sinter-fused dielectric glass or ceramic material 4. Connector tabs 7, 7a are welded to the ends of the conductive pin 5.
Patent GB-472493-A (GB)
Title: Improvements in or relating to the concentration of aqueous solutions of nitric acid
IPC: C01B21/44
Filed: 1936-03-23
Abstract: <PICT:0472493/III/1> Nitric acid is concentrated in the presence of sulphuric acid by contacting the dilute liquid with gaseous sulphur trioxide.  The gas is admitted through an inlet F at the base of a tower A filled with acid-resisting material B over which trickles a mixture of the nitric acid and 101 per cent sulphuric acid both preheated to 110 DEG  C.  Vapours of nitric acid pass out of the tower through an outlet C to a condenser.  Fuming sulphuric acid and sulphur trioxide may both be generated in an oleum still, and the inlet pipes E, F for the acid and gas respectively are connected to the liquid and gas reservoirs of the still.  Concentrated residual acid is also obtained.  The process may be applied to the denitration of spent nitration acids.  U.S.A. Specification 1,031,865 is referred to.  The Specification as open to inspection under Sect. 91 refers also to the concentration of bromine water, acetic acid, and hydrochloric acid.  Phosphoric acid is specified as an alternative dehydrating agent.  This subject-matter does not appear in the Specification as accepted.
Patent GB-723211-A (GB)
Title: An improved bolt anchor
Inventor: TAYLOR CECIL ARTHUR
IPC: F16B13/06
Filed: 1952-04-10
Abstract: 723,211. Wall &c., plugs. RAWLPLUG CO., Ltd. April 10, 1952 [April 13, 1951], No. 8686/51. Class 89 (1). [Also in Group XXIII] Means for anchoring bolts in brickwork, masonry, mine galleries, &c. comprising a segmental sleeve 7 held together at one end by a cap 8, has the other end of the segments provided with lateral circumferentially extending projections 13 to engage projections 11 on the expanding member 1 and prevent its complete withdrawal. The projections have corresponding faces at right angles to the longitudinal axis of the sleeve. The expanding member 1 is initially conical and is provided with as many flats 10 as there are segments 7. In the production of the flats metal is left to form the projections 11. The member 1 may be a nut as shown, to engage a bolt 3, or may be the bolt head. The projections 11 pass between the segments on expansion to prevent relative rotation. The edges of the segments have interfitting projections and recesses 71 as shown in Fig. 4 and may be grooved for one or more retaining springs 9. To facilitate removal after expansion, internal helical grooves 30, Fig. 7 may be provided. Lead in grooves 32 registering with slots 33 in the cap 8 permit the introduction of an extractor, (see Group XXIII). Specification 444,623 is referred to. The Provisional Specification refers to Specification 538,709.
Patent GB-1438963-A (GB)
Title: Electroluminescent display panels
IPC: H05B44/00
Filed: 1973-02-22
Abstract: 1438963 Electroluminescence DEFENCE SECRETARY OF STATE FOR 20 Feb 1974 [22 Feb 1973] 8707/73 Heading C4S [Also in Division G5] An electroluminescence panel with crossed conductor arrays comprises a transparent substrate 1 with slots 3 each containing an opaque glass layer 5, Al conductor 7 and areas 9 of photoconductive material; conductors 11 on the substrate parallel to conductors 7; areas 13 of dielectric material; transparent conductive layers 15 extending over the p.c. areas 9; electroluminescence phosphor strips 17 and conductive strips 19 extending perpendicular to the other strips. The electroluminescence material is of ZnS : Mn particles coated with Cu and having light emitting high resistivity regions produced by the application of increasing D.C. current as described in Specification 1,300,548. Selected elements may be energized or erased (see Divisions G4-G6).
Patent GB-203006-A (GB)
Title: Improved hydrocarbon burner and method of obtaining a combustible mixture of fuel and air
IPC: F23D11/10
Filed: 1922-03-27
Abstract: 203,006. Golby, F. W., (Baker Steam Motor Car & Manufacturing Co.). March 27, 1922. Spray burners; flame deflectors. - A hydrocarbon burner comprises a double wall surrounding a combustion chamber with an air space between the walls, the inner wall having an opening for the flow of air into the combustion chamber, and means for delivering fuel into the chamber opposite the air opening. The burner shown in Figs. 1 and 2 comprises a pan 10 of circular or other shape having spaced inner and outer walls 11, 12 and bottoms 13, 14. A stream of liquid fuel is sprayed into the pan from a nozzle 20 arranged m an opening in a neck portion 16 connecting the walls 11, 12. Air from a fan or blower is delivered through a radial pipe 29 to the space between the walls 11, 12 and after flowing around the inner wall enters the pan through a nozzle 27 diametrically opposite the fuel nozzle openings 15. The fuel and air streams impinge on one another in the pan which forms the combustion chamber. The air is preheated by its passage between the walls 11, 12 and bottoms 13, 14 and overheating of the inner wall and bottom is prevented. The combustion is started by means of a spark plug 22 arranged in a boss 21 in the wall 11 and having its electrode 23 projecting in the opening 15. The other electrode 24 is carried by the wall 12. A restricted amount of air is admitted through apertures 25 in the neck 16 to facilitate ignition. In a modification shown in Fig. 5, the walls 11', 12<1> and bottoms 13<1>, 14' of the pan are of sheet metal and the annular top 30' between the walls 11', 12' is flared or inclined and provided with an upstanding flange 31'to receive a boiler jacket. A crescent-shaped baffle 34<1> having its inner edge slightly arched is provided above the opening 15' to prevent the flames being blown towards the fuel nozzle side of the burner. The fuel nozzle 20' and spark plug are carried by a detachable plate 18<1> and the lower electrode 24<1> is removably secured to the wall 12'. The air inlet pipe to the space between the walls 11', 12' is tangentially arranged. A lining of refractory or heat insu:lating material may be provided within the wall 12' and bottom 14<1>.
Patent GB-312027-A (GB)
Title: Improvements relating to the manufacture of sheet metal pipes and the like
IPC: B21C37/08
Filed: 1928-05-21
Abstract: 312,027. Hume, W. R. May 21, 1928. Divided on 311,946. Drawings to Specification. Uniting by fusion. - In making- sheet metal pipes &c. by bending a blank into tubular form with its longitudinal edges spaced apart, the edge portions are pressed against an abutment so as to cause them to be brought into and held in coinciding arcuate formation with the edges themselves closely abutting against each other preparatory to being temporarily or permanently united. The edges may be tack welded whilst held in this manner and subsequently joined by a continuous line weld. The apparatus is fully described in Specification 311,946, which is referred to.
Patent GB-825239-A (GB)
Title: Improvements in and connected with arc melting furnaces
Inventor: MACMILLAN ROBERT DAVIDSON
IPC: H05B7/02
Filed: 1957-03-19
Abstract: 825,239. Arc melting furnaces. CONTROLLED HEAT & AIR Ltd., and METALECTRIC FURNACES Ltd. March 17, 1958 [March 19, 1957], No. 8908/57. Class 39(3) The roof of an arc melting furnace has automatically actuated pressure relief valve means c<SP>1</SP> maintaining a controlled maximum super-atmospheric pressure in the furnace chamber a, the hot furnace gases escaping through the valve and from other parts of the furnace subject to gas leakage, e.g. a door a<SP>1</SP> and a pouring spout a<SP>2</SP> being collected within a hood or hoods h incorporating gas extraction means and being mounted above the furnace roof by superstructure e independent of the roof. The superstructure e may be a swingable or rotatable gantry with haulage gear, e.g. pulleys f for the detachable furnace roof b. The pressure relief outlet c has a pivoted damper c<SP>1</SP> moved by a motor d<SP>6</SP> connected to a diaphragm pressure switch d<SP>4</SP> connected to a liquid-filled U tube d opening into the furnace, so that on development of excess pressure in the furness, the liquid is forced upwardly to actuate switch d<SP>4</SP>. A second relief valve may be set to operate at a slightly higher pressure than the first. When the pressure in the furnace falls, the switch d' makes a third contact and the motor d‹ closes the damper. The hoods h are connected to a suction source to remove the gases.
Patent GB-1235823-A (GB)
Title: Improved manufacture of composite structural laminates
IPC: E04C2/24
Filed: 1970-02-24
Abstract: 1,235,823. Foamed core laminates. WOODALL INDUSTRIES Inc. 24 Feb., 1970 [24 Feb., 1969], No. 8943/70. Heading B5N. [Also in Divisions B1-B2] A laminated panel comprises a cellular core 14 of foamed plastics material, e.g. a polyurethane, a surface lamina 12 at each opposite surface of and joined directly to the core, at least one of the surface laminµ comprising a porous sheet 18. e.g. a woven glass fibre fabric or a paper sheet impregnated with a cured resin saturant, e.g. a cured polyester resin, and a fibre matting 16, e.g. of loosely matted glass fibre filaments disposed within the core and having portions thereof embedded within the saturant, the matting reinforcing the core and mechanically securing said at least one surface lamina thereto. The panel may be made by impregnating two porous sheets with a liquid resin saturant, depositing a loose-fibre matting on one surface of each sheet, pressing the matting against the sheet to embed portions of the matting within the saturant, curing the saturant to lock the matting portions mechanically to the saturant but with a substantial proportion of the matting projecting from the saturant, depositing a foamable liquid resin on one sheet so as to cover the matting, placing the second sheet having the projecting matting adhered thereto over the foamable resin with its matting in engagement with the foamable resin and causing the foamable resin to foam, embed the mattings and mechanically bond the foamed resin to the sheets. In a preferred embodiment, a layer of impervious material e.g. regenerated cellulose or polyethylene terephthalate is applied to the surface of each sheet of porous material remote from the matting subsequent to the application of the saturant but prior to the cure thereof and removed after formation of the cellular core. The width of the matting is preferably less than the width of the porous material. In the manufacture of the panel, the thickness of the core is preferably controlled by a pair of rollers and the assembly passed through a pair of platens maintained with selective areas of varying temperature to limit the degree of foaming adjacent to the platen areas of lower temperature, e.g. adjacent to the longitudinal edges of the panel.
Patent GB-285677-A (GB)
Title: Motion picture projector
IPC: G03B33/08
Filed: 1927-04-01
Abstract: 285,677. O'Grady, F. T. April 1, 1927. Kinemato graph apparatus. - In projectors for monochrome films which are adapted for the projection of films having alternatelyarranged different colour - records, by mounting a colourfilter and shutter disc on the shutter shaft, and driving it, through gearing from the shutter shaft at a fraction of the speed of the shaft, means are provided for interrupting the driving connection to the disc so that the disc may be displaced part of a revolution while the projector is in operation, thereby adjusting the filters in relation to the film images. As shown, an attachment comprising a bar 19 is screwed to the projector casing, the bar being provided with a bracket 23 carrying an arm 23<b> having an aperture surrounding the shutter shaft 2 and carrying a fixed spindle 25. The usual shutter is replaced by a combined colour-filter and shutter disc 66 carried by a hub 60 rotatable on the shaft 2, and by a gear 57 is secured to the shaft 2. The spindle 25 carries a rotatable sleeve 28 provided with a gear 31 meshing with the gear 57 and of twice its size. A sliding clutch member 37, operable by a fork 41 on a rocking spindle 51 having a knob 53, is also provided on the sleeve 28, and carries pins 44, 45 which alternatively engage shoulders on clutch discs 33, 35 secured to the sleeve. The clutch member 37 carries a gear 42 meshing, in each position of the member, with an equal gear 64 carried by the hub 60. The gear train 57, 31, 42, 64, thus causes the disc 66 to be rotated by the shaft 2, at half its speed, in either position of the member 37, but the shoulders on the discs 33, 35 are so placed that, each time the member 37 is moved, the driving connection between the sleeve 28 and the member 37 is not restored until these parts have moved relatively through half a revolution. The time taken by such relative movement is reduced by the provision of a brake pad 78, Fig. 1. which is pressed by a spring 83 against a flat surface 77 on the disc 66, the spring 83 &c. being carried in a casing 81 secured to the bar 19.