baber/WOPTO huggingface dataset:
Patent GB-1419521-A (GB)
Title: Ceiling element
IPC: E04B5/48
Filed: 1972-11-21
Abstract: 1419521 Ceiling heating elements H KATZENBERGER 21 Nov 1972 [22 Nov 1971 6 April 1972 9 May 1972 16 June 1972] 53697/72 Heading E1W [Also in Division H5] A prefabricated reinforced concrete element 18 for use in a ceiling construction comprises a sheet like heating member 2 parallel to the lower face of the element and spaced therefrom by at least part of the thickness of the concrete of the element. The heating sheet may be fixed to the concrete by laying it onto a layer 25 of mortar and may be covered with a layer 3 of heat insulating material. The prefabricated element may be covered with reinforced concrete cast in situ to form a decking 5. The heating sheet may be apertured to facilitate bonding to the prefabricated element or to allow passage through the sheet of shear ties or reinforcement.
Patent GB-1264020-A (GB)
Title: Catheterization assembly
IPC: A61M5/32
Filed: 1969-11-03
Abstract: 1,264,020. Needle guard. C. R. BARD, Inc. 3 Nov., 1969 [4 Nov., 1968], No. 53777/69. Heading ASR. A needle guard 30 for use with a catheter assembly comprises two generally flat, approximately rectangular portions 31, 32 hinged at 33, each portion having a groove 50 formed parallel to the hinge 33 so that upon folding together the portions 31 and 32 about hinge 33, the two grooves combine to form a generally cylindrical passageway extending the entire length of the portions. Components of a "purse-snap" closing means 35 are formed on the free long edges of both of the portions 31, 32 for cooperation when the sides of the portions containing the grooves 50 are brought together. The grooves are formed in three zones 41, 42 and 43, including two zones of uniform diameter, one larger than the other, and a flared zone 43 adjacent the zone 42, the zone of larger diameter, and these zones are intended to accommodate a catheter, needle and part of a hub respectively, the latter apparatus being held in the passageway upon closing the guard. The catheter assembly (10) Fig. 1 (not shown) comprises a needle (11) connected to a two-stage hub (14) and (15) through which needle and hub, a catheter 16 may be threaded and moved axially therethrough. A pliant plastics guard (17) encloses the assembly to the rear of portion (15) and the guard 30 encloses the needle (11) and hub portion (14) and that part of the catheter (16) extending therethrough. The guards (17) and 30 are removed prior to use, the needle (11) injected into a vein of a patient, catheter (16) slid into the vein, the needle (11) removed and guard 30 reaffixed.
Patent GB-1281636-A (GB)
Title: Improvements in or relating to magnetic transducers
Inventor: WENNER JOHN WILLIAM
IPC: G11B5/23
Filed: 1970-11-13
Abstract: 1281636 Making transducers INTERNATIONAL BUSINESS MACHINES CORP 13 Nov 1970 [22 Dec 1969] 54011/70 Heading B3A [Also in Division G5]  A magnetic transducer comprises a strip 17 of magnetic material wound round a substrate 10 and having a gap 21 extending across part of the width of the strip located over a narrow surface 11 of the substrate and a read/write coil 18 wound round a portion of the strip located over a broad surface of the substrate. The overlapping ends of the strip 17 are welded together. A single substrate 10 may carry a plurality of such strips with the coils of adjacent strips arranged on opposite sides of the substrate. In the manufacture of such a multitrack head 30, Fig. 4, all the constituent transducers are produced with similar electrical characteristics by using the response of each transducer to a prerecorded test tape 35 to control both the operation of a laser 33 cutting the gaps in the strips and the alignment of the head.
Patent GB-1199424-A (GB)
Title: Dyestuff Preparations for the Dyeing of Polyamide or Polyurethane Fibrous Materials
IPC: C09B67/24
Filed: 1967-11-28
Abstract: 1,199,424. Dyeing polyamides and polyurethanes. FARBWERKE HOECHST A.G. 28 Nov., 1967 [21 Nov., 1967], No. 54087/67. Heading D1B. The invention provides preparations suitable for dyeing polyamides and polyurethane fibrous materials which comprise 20-45% by weight of a red azo dye of formula I 0.5-5% by weight of an alkali metal halide, preferably sodium chloride and 50-79.5% of an inert organic, non-inorganic, water-soluble compound preferably cane sugar, urea, thiourea, dextrin, glucose and pentaerythritol.
Patent GB-1453298-A (GB)
Title: Electronic locking system
IPC: E05B49/00
Filed: 1973-11-22
Abstract: 1453298 Locking devices INTERTECH INC 22 Nov 1973 54224/73 Heading E2A An opto-electronic locking system for a closure member D having a locking bolt 40, comprises an optically encoded key 10, an identically optically encoded element 18 in the closure member and hidden from view, light sources 14, 16 for irradiating the key and the element whereby a matrix code 12 is formed having pre-determined light levels, separate light sensor 22, 28 for the key and the element whereby the light levels obtained therefrom are converted into electrical signals and a linearly movable separator 20 positioned between the key and the element whereby when the key is inserted in the closure member and moved past one light sensor 26 the separator is engaged and moved which in turn moves the element in a linear direction past the light sensor 28. There is also a comparator device 25 for comparing the output of the electrical signals from the key with the signals from the element, a solenoid for actuating the bolt 40 and an electronic circuit connecting the comparator device with the solenoid including an AND gate whereby when the electric signals derived from the key and the element at the AND are identical the solenoid is activated to unlock the locking bolt. As shown, the key 10 has a pre-arranged matrix code 12 having an optical filter coating thereon to prevent direct readout and copying of the code and the sensors 26, 28 are provided with opto-electronic light detectors 22, 24 such as photo-transistors, photo-Voltaic cells or photo-resistors; the plate 18 is spring-biassed back to the normal forward position thereof. When the key 10 and plate 18 are moved across the detectors 22, 24 the outputs of the latter are fed to the comparator 25 which compares each corresponding bit of the output of the detectors from the key and plate, the output of the comparator being logically true when the inputs from the key and plate have identical logical values. The output of the comparator is fed to the AND gate 30 having auxiliary inputs a, b, c, d, which clear the flip flop 31 under certain conditions the first of which conditions is the input into the d input and the gate and from the light source 16 through detector 17 and amplifier 19 whereby false comparison due to light source failure is prevented and the second of which conditions is the input from the antenna 37 and inverter amplifier 35 into the input c of the gate to prevent false true setting of the flip flop due to electrical noise; inputs a and e are used to reset the flip-flop after the lock has operated. A micro-switch 32 operated by the plate 18 initially sets the flip flop at the beginning of insertion of the key. The output of the flip flop is fed to AND circuit 34 having a second input from the switch 33 which is operated by plate 18 following full insertion of the key, the two inputs being logical true only when the key 10 and plate 18 have the same pattern; the output of the AND circuit 34 is fed to a driver circuit 36 which in turn actuates the solenoid 38 to withdraw the lock bolt 40.
Patent GB-1299690-A (GB)
Title: Sandwich package
Inventor: JOSEPHS DONALD
IPC: B65D75/04
Filed: 1971-11-23
Abstract: 1299690 Packages D J RAP'M Ltd 23 Nov 1971 54420/71 Heading B8C Single or stacked triangular sandwiches 2 are protected by a board strip 1 creased at B and C and folded to cover sides 8, 9 and a part of side 7, the sandwiches and strip being wrapped in a heat-sealable transparent plastics sheet 5. The overlapping edges of sheet S are folded down by former 13 and heat-sealed at unit 14 as the package is manually pushed in direction R. Strip 1 may be of solid fully bleached sulphate cellulose board.
Patent GB-1310100-A (GB)
Title: Radioactive gas control
IPC: G21F9/02
Filed: 1971-11-24
Abstract: 1310100 Active carbon BERGWERKSVERBAND GmbH 24 Nov 1971 [10 Dec 1970] 54619/71 Heading B1L [Also in Division G6] Krypton and xenon are passed through (a) column(s) of active carbon having bulk density of 500 to 650 g/l (krypton) or 450 to 580 g/l (xenon) at a linear flow rate which allows them to decay radioactively to an acceptable level.
Patent GB-1212840-A (GB)
Title: End closure for a self-sealing dust bag for a vacuum cleaner
IPC: A47L9/14
Filed: 1967-12-04
Abstract: 1,212,840. Vacuum cleaner dust bag end closure. ELECTROLUX Ltd. 4 Dec., 1967 [16 Dec., 1966], No. 55052/67. Heading B1T. The cardboard end plate (10), 11 of a disposable vacuum cleaner dust bag comprises integral flaps 13, 14 hinged to the plate by score lines and urged by one or more endless rubber bands 22 to their coplanar position in which they close the inlet through which vacuum cleaner nozzle 29 is shown inserted. Fig. 5 shows a two ply plate, the flaps being integral with ply (10) and crossed bands 22 being hooked over lugs 21 on ply 11 (Figs. 1, 2, not shown). The flaps may have intermediate fold lines so that their two parts lie against tube 29 and a sealing ring (30) (Fig. 4, not shown), and the opening in the end plate may be elliptical rather than round to facilitate pivoting of tube 29 to the inserted position. The end plates of Figs. 6, 7 (not shown) are of single thickness, the rubber band in Fig. 6 being hooked directly to the flaps, and the rubber ring in Fig. 7 being moulded thereon but the flaps being partly cut away beneath the ring to allow the ring to stretch. Either embodiment may employ several concentric bands or rings.
Patent GB-1223018-A (GB)
Title: Improvements in or relating to distributed amplifier tubes
IPC: H03F1/20
Filed: 1968-11-22
Abstract: 1,223,018. Thermionic-cathode tubes. MATSUSHITA ELECTRIC INDUSTRIAL CO. Ltd. 22 Nov., 1968 [25 Nov., 1967], No. 55488/68. Heading HID. A distributed amplifier tube comprises a number of pentode units, such as Tu 2 , enclosed within a single envelope 11, wherein the suppressor grids g 3 , of the pentode units constitute a part of a conductive base-plate 1 and the input and output transmission lines are disposed on opposite surfaces of the base-plate 1. Fig. 5 shows one of the pentodes mounted on a common base 1 and secured thereto by respective suppressor grids g 3 , the other electrodes being properly positioned by insulators 2. The control grids g 1  are connected to a coil-shaped conductor 4 which is wound on a rod-shaped insulator 3 to form the input transmission line, and similarly the anodes P are connected to coilshaped conductor 6 wound on insulator 5 to form the output transmission line, the input and output lines being disposed on opposite sides of the base 1 to prevent coupling therebetween. The screen grids g 2  are connected to a plate 7 which is spaced from base 1 by an interposed insulating plate 8, thereby forming a screen grid bypass capacitor Cg 2 . Similarly mounted on the opposite side of base 1 to the screen grids g 2 . is the heater H with plate 9 and insulating plate 10 forming with the base 1 a heater bypass capacitor. The other end of the heater is connected to the base 1 which is earthed. The amplifier tube construction reduces the effects of inter-electrode couplings and unwanted inductances at high frequencies.
Patent GB-1194509-A (GB)
Title: Improvements in or relating to Packings for Pumps, Valves and the like
IPC: F16J15/22
Filed: 1968-11-22
Abstract: 1,194,509. Seals. MARLO CO. Inc. 22 Nov.. 1968 [7 Dec.. 1967], No. 55559/68. Heading F2B. Packing material for pumps, valves &c. comprises an inner P.T.F.E.-containing core 10a and an outer carbon-containing jacket 12a. The core 10a may be formed of twisted or braided P.T.F.E. fibres or a packing material such as asbestos impregnated with P.T.F.E. and the jacket 12a may be formed of graphite filaments wrapped or braided around the core.
Patent GB-1193138-A (GB)
Title: Apparatus for the Production of Cores for Foundry Work
IPC: B22C9/10
Filed: 1967-12-07
Abstract: 1,193,138. Core-making machines; mould and core materials. KARL SCHMIDT G.m.b.H. 7 Dec., 1967 [9 Dec., 1967], No. 55671/67. Heading B3F. [Also in Division B5] An annular core, Fig. 4, for use in forming an annular cavity in the cast piston head of an I.C. engine, is made from a crystalline, pulverulent or paste-like material, such as a soluble salt, in a press, Fig. 5, the material being charged into an annular space 3 between an inner die member 1 and a surrounding spring-supported ring- shroud 4 before the excess material is skimmed off and an outer die member 2 is lowered to force down the shroud 4 and compress the core material to the shape indicated in broken lines. The member 1 is mounted on a base 1<SP>1</SP> having a head enclosed by the shroud 4. An adjustable stop 6 on the shroud determines the height to which the latter is spring-urged and thus the quantity of material to be compressed. A releasable catch 7 retains the shroud 4 in lowered position after compression of the material.
Patent GB-566610-A (GB)
Abstract: 566,610. Electromagnetic ammeters and voltmeters. BUTLER, Ltd., H., and BUTLER, H. July 10, 1943, No. 11223. [Class 37] The magnet is directly secured to a raised portion of the base so that clearance is provided beneath it for electrical connections provided on the lower portion of the base, this raised portion having a circular recess which accommodates a hair - spring associated with the lower side of the actuating unit. In the small microammeter shown, the base 10 is moulded with one half 11 of its upper surface raised above the other half. In the thick part of the moulding is a circular recess 12 which forms a housing for the hair-spring 13. The permanent magnet 15 is of gapped circular form having a movable coil 16 mounted for rotation in the air gap between the polepieces of the magnet and a stationary core, with hair-springs 13 above and below the coil. The lower hair-spring is housed within the circular recess 12, which is a little larger than the outer diameter of the hairspring, the coils of the spring thus being prevented from opening out when the instrument is subjected to vibrations or shocks. A part-circular dial plate 22 is mounted on the upper side of the magnet 15, the movement being carried by a projecting lug 23 on the dial plate 22 formed of insulating material, this plate also carrying a bridge spanning the gap of the magnet on the upper side. A conducting strip 28 is secured to the lug 23 and connected to the lower hair-spring. The terminals 24 are mounted on the thinner part of the base so that clearance is provided between them and the magnet to allow the connections to be made. A projection 25 is formed on the base to support that part of the magnet which is located over the thin part of the base, the part of the magnet situated over the thick part of the base being clamped thereto by screws 26. A peripheral recess 27 allows space for a conductor which extends from one end of the zero-setting lever to one of the terminals 24.
Patent GB-1144385-A (GB)
Title: Improvements in aerosol containers with extension tubes
Inventor: KINGSBURY HENRY EDMUND ROLAND
IPC: B65D83/14
Filed: 1966-12-19
Abstract: 1,144,385. Dispensing liquids by gaseous pressure. ELECTROLUBE Ltd. Dec.19, 1967 [Dec.19, 1966], No.56778/66. Heading F1R. An extension tube 16 of thermoplastic synthetic material is fitted to a pressurized aerosol dispensing container valve button 11, of softer material than tube 16, by heating the end of tube 16 to form a bead 21, and inserting the beaded end, when cold, into a recess in projection 15 of the button, so that the beading forms a corresponding annular groove in the wall of the recess. The tube 16 may be rotated after insertion to assist the formation of the annular groove. The free end of tube 16 also may be heated to produce a beading and to reduce its internal bore to a predetermined extent, to control the rate of flow through the tube. The extension tube may be replaced by short tubes of predetermined length to produce required spray patterns. The tube 16 may be bent to lie alongside the container, and may be rotated to direct the discharged spray. A slotted cap may be fitted on the container to cover the button, Fig.1 (not shown).
Patent GB-1463819-A (GB)
Title: Supports for steering columns
IPC: B62D1/16
Filed: 1973-12-10
Abstract: 1463819 Collapsible steering columns CAM GEARS Ltd 1 Nov 1974 [10 Dec 1973] 57138/73 Heading B7H A support 5 for a steering column comprises a tubular casing 6 on which is moulded a bracket 7 of plastics material. In a preferred embodiment a collapsible steering column 1 is rotatably mounted in bearings 9 provided at opposite ends of the casing 6. Metal lugs 8, Fig. 3, welded on the casing provide a key to prevent the moulded bracket 7 from sliding axially along the casing 6. The bracket 7 has two open ended slots 10 which hold metal sleeves 11 thus preventing damage to the bracket 7 when bolted to the bulk head of the vehicle. Should the driver be thrown against the steering wheel, the column 1 will initially collapse until the steering wheel hits the tubular casing 6 whereupon the sides of the slots 10 will spread leaving the bolts and their sleeves 11 projecting therefrom. The casing 6 may be provided with annular channels around its periphery into which the plastics material for the support bracket enters during moulding.
Patent GB-1446483-A (GB)
Title: Brassiere with yieldable side panel construction
IPC: A41C3/00
Filed: 1973-12-13
Abstract: 1446483 Brassiere INTERNATIONAL PLAYTEX INC 13 Dec 1973 [2 Jan 1973] 57860/73 Heading A3V  A brassiere comprises two cups 12, shoulder straps 13 and body encircling means including a main panel 19 of yieldable but substantially in-elastic material, e.g. tricot, over a portion thereof, the elongation of the material being in a substantially horizontal direction when the brassiere is worn, elastic means being provided along selected peripheral areas of the panel to impart a degree of recovery to the material. The elastic means are provided by border tapes 20, 21 at the upper and lower edges of the panel and the rear edge remote from the cup 12. It is stated that the panel is slightly shorter in its relaxed condition than it is when fitted (the latter position being illustrated in Fig. 4, not shown), so that the panel is stretched when worn.
Patent GB-1449878-A (GB)
Title: Powder reclamation device
IPC: B05B15/12
Filed: 1973-12-17
Abstract: 1449878 Separating solids from gas K ANDRASFALVY 17 Dec 1973 [19 Dec 1972] 58255/73 Heading BIT In an apparatus for separating powder from a gas exhausted from an electrostatic coating apparatus, the gas is sucked through channel 12 into section 2 where powder settles out and then through separator 9 comprising substantially parallel corrugated vertical sheets, to exhaust pipe 23, the separator 9 being periodically cleaned by compressed air from reciprocating nozzle means such as 24c. The channel 12 is subdivided into three passages, each of which receives gas from a respective chamber 15a, 15b, 15c and each of which has a damper such as 14a. The separator 9 may comprise a number of sections each of which can be cleaned independently by a respective reciprocating nozzle means. The apparatus may have a baffle 13, a plurality of inclined plates 20 which aid the settling of powder, and a screen 19 for classifying separated powder. Metal strips may be embedded in the separator 9 and either connected with electrically conductive material or grounded so that charges in the powder are discharged. The section 2 may be connected to the coating apparatus to return powder thereto.
Patent GB-1455277-A (GB)
Title: Apparatus manufacturing reinforced resin pipes
IPC: B29D23/00
Filed: 1973-12-17
Abstract: 1455277 Moulding reinforced resin pipes RESTEEL SrL 17 Dec 1973 [31 Jan 1973] 58413/73 Heading B5A A reinforced resin pipe is made by supporting a mandrel 4 (Fig. 1) for rotation about its longitudi - nal axis, while reinforcing material 7 is helically wound on to the mandrel by a travelling bobbin 6. The wound mandrel is then placed in a lower, trough-like mould portion 1 containing a pool of resin, and an upper mould portion 2 is lowered by cylinders 3 to disperse the resin through the reinforcing material. As described, glass, carbon or sisal fibres or cloth 7 are wound on to a tapered mandrel, and partially impregnated with polyester resin. A carriage 9 moves on rails 8 to place the mandrel 4 over the lower mould portion 1 and into stirrups 12, 12<SP>1</SP> (Fig. 5). The upper mould portion and mandrel are lowered while the stirrups slide in the lower mould portion 1. After heating to at least partially harden the resin, the upper mould portion is raised with teeth 13, 13<SP>1</SP> projecting to engage and lift the stirrups (the teeth are projected by levers 14, 14<SP>1</SP>) and mandrel 4, which is pushed out of the pipe by a piston 11. Automatic operation can be effected with a plurality of sets of apparatus.
Patent GB-1219100-A (GB)
Title: Novel pyrrole derivatives and process for preparing same
Inventor: DAVENPORT JAMES DAVID
IPC: C07D207/32
Filed: 1967-12-23
Abstract: 1,219,100. Pyrroles. ELI LILLY & CO. 23 Dec., 1967, No. 58551/67. Heading C2C. [Also in Division A5] The invention comprises pyrroles of the formulµ wherein Ar<SP>1</SP> is thienyl, naphthyl or phenyl the latter being optionally substituted by one or more methyl, amino, C 1-4  alkylamino, dialkylamino, halo, methoxy, methanesulphonyl or trifluoromethyl groups, Ar<SP>2</SP> is thienyl, naphthyl or phenyl, the latter being optionally substituted by one or more methyl, nitro, amino, C 1-4  alkylamino, dialkylamino, halo, methoxy, methanesulphonyl or trifluoromethyl groups, R<SP>1</SP> is hydrogen or methyl and R<SP>3</SP> is hydrogen, methyl or phenyl. The compounds of the formula in which R 3  is absent are prepared by heating a dicyano compound of the formula Ar<SP>1</SP>CO.C(R<SP>1</SP>)H.N(CH 2 CH 2 CN) 2  with KOH in an inert solvent medium, e.g., an aromatic hydrocarbon, preferably with continuous removal of the water eliminated in the reaction. Compounds of both formulµ, except those in which R<SP>1</SP> is hydrogen are prepared by reaction of a pentyne of the formula R<SP>3</SP>.CHCl.CH= CAr<SP>2</SP>.C#CH with liquid ammonia, e.g. at temperatures from room temperature to 100‹ C. The starting dicyano compounds are prepared by reaction of a bromine compound Ar<SP>1</SP>CO.C(R<SP>1</SP>)HBr with iminodipropionitrile and liberating the required compound from the resultant hydrobromide salt. The starting pentynes are obtained by treatment of the carbinols with anhydrous HCl or with cone. HCl in the presence of CaCl 2  and CuCl. Reference, has been directed by the Comptroller to Specification. 1,127,927.
Patent GB-1375050-A (GB)
IPC: B60B33/00
Filed: 1972-12-19
Abstract: 1375050 Rollers M MURAKAMI 19 Dec 1972 [22 Feb 1972] 58604/72 Heading B8A Barrel shaped rollers 14 are rotatably mounted between branched ribs 18 extending radially from a cylindrical hub 17 adapted to be mounted on a shaft and having at one end tongues 25 and recesses 24 which engage with similar formations on the end of an adjacent roller-carrying hub so that the two hubs will rotate together. Thus coupled the rollers of one assembly are staggered with respect to the rollers of the adjacent assembly. The other end of the hub 17 has a circular recess 29 and radial grooves 27 which receive the ribs supporting an adjacent assembly so that the two assemblies rotate together with their rollers staggered. The interior of the hub 17 is formed with arcuate surfaces 20 separated by angular surfaces 21, the surfaces 20 allowing the hubs to be rotatably. mounted on a circular shaft, and the surfaces 21 allowing the hub to be received on a polygonal shaft 60 for rotation therewith. The shaft 60 carries a sprocket 42 driven by a sprocket 62 and having projections 43 on one side, and projections 44 on the other for engaging either end of the hub 17.