baber/WOPTO huggingface dataset:
Patent GB-2062275-A (GB)
Title: Sun Safety Spectacles
IPC: G02C7/14
Filed: 1979-04-17
Abstract: Sun glasses or attachments for ordinary glasses have reflectors 2 fixed inside its framework 1 so that when sunlight is received through openings 5, it is immediately reflected on to another reflector mirror which in turn projects the image on to the eyes of the wearer through openings 6. This means the wearer is protected at all times from the direct sunlight. <IMAGE>
Patent GB-2046723-A (GB)
Title: Production of Metallic Lead
IPC: C22B13/00
Filed: 1979-04-17
Abstract: Metallic lead is obtained from a lead-bearing source such as a lead sulfide ore or concentrate by subjecting the lead-bearing source to an activation or drying treatment, halogenating the lead source, brine leaching the halogenated lead source to separate the lead halide in dissolved form from solid material such as gangue, crystallizing the dissolved lead halide, converting the lead halide to lead carbonate by treatment with carbon dioxide, solubilizing the lead carbonate in hydrofluosilicic acid and electrowinning the product to produce metallic lead in sheet form on the cathodes.
Patent GB-2019187-A (GB)
Title: Improvements in ice confections and their preparation
IPC: A23G9/28
Filed: 1979-04-24
Abstract: Hardened stabilised ice cream confections comprise aerated compositions of ice crystals, edible fat particles and aqueous syrupy phase, shear-frozen under aeration, extruded at nozzle temperatures of about -8 DEG C to -13 DEG C, hardened at -20 DEG C or colder, and contain sugars, sugar alcohols or other low molecular weight materials in amounts molarly equivalent to more than 32% by weight disaccharide, with overruns of 140% or more, and have their hardness at -18 DEG C expressed by log H = 0.85 or less: the confections though storable in the deep-freeze, have eating qualities analogous to those of soft-serve ice cream when eaten direct from the deep freeze.
Patent GB-2110582-A (GB)
Title: Ceramic composite tube
Inventor: CLAUSSEN NILS
IPC: C04B37/00
Filed: 1979-05-15
Abstract: A high-strength ceramic laminated tube comprising an inner tube of ceramic material and at least one outer tube of a metal or ceramic material shrunken onto the inner tube is provided, e.g., a ceramic tube capable of withstanding the mechanical stresses which occur in, e.g., a gun barrel, or in a bearing subjected to great stress.
Patent GB-2022028-A (GB)
Title: Agricultural Balers
IPC: A01F15/08
Filed: 1979-05-29
Abstract: An agricultural baler of monocoque construction having a fore-and-aft extending bale case (2), and a first rigid member (24) connected at one end to the bale case intermediate its ends and extending away therefrom in a transverse direction, the bale case and the rigid member forming a self-supporting structure adapted to support further components thereof. A second rigid member (23) may be provided attached at one end to the bale case (2). The member (23) may be formed by sheet metal members (25) and (26) secured together at their edges by lock- bolt fasteners and may form a housing for the drive of the feed mechanism. The first rigid member (24) comprises sheet metal members (34) and (35) and is provided with a wheel support (47). <IMAGE>
Patent GB-2023450-A (GB)
Title: Impact pulverizer with easily exchangeable sieves
IPC: B02C13/284
Filed: 1979-06-07
Abstract: A beater mill with sieves, which are exchangeable during operation, comprises a mill housing containing a beater rotor and equipped with twin sieve holders (11), which are displaceable in axial direction between two end positions. The holders (11) are guided flange against respective flange along the mill housing and are clamped fast in either of the end positions by clamping means (13, 14). The holders (11) are so constructed that chambers (16) for the collecting and leading away of the milled product are formed behind the sieves (12).   <IMAGE>
Patent GB-2024119-A (GB)
Title: Pneumatic tyres
IPC: B60C15/06
Filed: 1979-06-15
Abstract: A pneumatic tire comprises a carcass of at least one ply (1) of rubberised metallic cord fabric having its end portions wrapped radially around bead cores (3) to form respective turnups (2). An annular apex strip (5) is disposed between the carcass and each turnup extends radially outwardly from the bead core and contacts the carcass along the axially outward surface thereof. A bead cushion element (7) is positioned axially outwardly of each apex strip and turnup combination. Both the apex strip and bead cushion element are formed of a soft rubber compound of high restorability desirably a compound of Shore A hardness of from 50 DEG  to 65 DEG  and are bound elasticity of 55 to 65% determined according to German industrial Standard DIN 53512. <IMAGE>
Patent GB-2031583-A (GB)
Title: Test sample envelope
IPC: G01N33/52
Filed: 1979-08-06
Abstract: Test devices comprise a first sheet having at least one aperture therein; a second sheet; an intermediate sheet carrying a test reagent located between the first and second sheets and having a portion exposed by the said aperture(s); and a cover sheet suitable for covering the said aperture(s); the side of the cover sheet adjacent to the first sheet and/or the side of the first sheet adjacent to the cover sheet having adhesive means which enable the first sheet and cover sheet to be adhesively bonded together to seal off the aperture(s) and any test material applied thereto from the atmosphere. The device may include on the underside of the second sheet a flap which when raised allows introduction of reagent to the test material. The adhesive means preferably comprises an adhesive composition which is capable of being activated when desired, e.g. by the removal of a protective layer. The above test devices are particularly useful for the detection of a substance or substances in stool samples.
Patent GB-2033576-A (GB)
Title: A sensing assembly fore reflective position encoder
IPC: G06M1/272
Filed: 1979-08-29
Abstract: A reflective position encoder comprises encoded pattern 14 with reflective and non-reflective areas on surface 3 of disc 1, and a sensing assembly in the adjacent surface of a second parallel disc. The sensing assembly comprises array of light-activated switches 5 and parallel array of light-emitting diodes 6, each switch having a photosensitive area 7 for selective illumination by a corresponding diode 6 via the encoded reflective pattern. The switch and diode arrays are mounted side-by-side on ceramic or glass substrate 8 and the assembly is encapsulated by transparent epoxy 9 forming protective layer 10 having free surface 11. To obviate total internal reflection of light at surface 11 and thus spurious operation of switches 5, a V-shaped groove 16 is formed in surface 11 transverse to the light path from each diode to the corresponding switch. The angle of the groove sides is chosen so that the groove sides are substantially normal to the optical path between the diode and switch. <IMAGE>
Patent GB-2035766-A (GB)
Title: Electrical heating element for fluid media
IPC: F16L53/00
Filed: 1979-10-25
Abstract: A heating element (for a hair dryer, fan heater or other electrical appliance) in which the turns of resistance heating wire 2 are held in place, on supporting edges of a support plate or plates, by layers 6 of heat-resistant cement applied to the supporting edges and over the turns of the wire. <IMAGE>
Patent GB-2062356-A (GB)
Title: Multi-position electromagnetic actuator
IPC: H01F7/14
Filed: 1979-10-30
Abstract: A rotary actuator has two relatively movable members 2, 20 and means 6, 6a, 6b, 28 for selectively positioning the members in a plurality of relative positions B, C, D. The selective positioning means comprise electromagnets 6, 6a, 6b individually energisable to produce a plurality of individual magnetic fields and magnetic elements 28 responsive to each individual magnetic field to rotate a rotor 20 into a respective one of the relative positions. When one electromagnet 6a and element 28 are in register the other magnets and elements are out of register by 15 DEG . In another arrangement, the rotor is replaced by a pivoted arm incorporating a permanent magnet. <IMAGE>
Patent GB-2034711-A (GB)
Title: New acetylsalicylic acid salt, process for its preparation and its therapeutic applications
IPC: A61K/
Filed: 1979-10-30
Abstract: This invention relates to a new acetylsalicylic acid salt, consisting of 2-(tert.butylamino)ethanol acetylsalicylate, which is soluble in water to give non acidic solutions. Said salt is useful as a drug for the treatment of migraines and pain, and also for the treatment of fever and inflammatory conditions.
Patent GB-2036017-A (GB)
Title: Selective Process for the Preparation of 7-hydroxycoumarin Derivatives
IPC: C07D311/16
Filed: 1979-11-05
Abstract: A selective process for the preparation of substantially pure 8- halo-3-( beta -diethylaminoethyl)-4- methyl-7-ethoxycarbonylmethoxy coumarin comprises a) reacting a 2- haloresorcinol with  alpha -acetyl- gamma - butyrolactone in the presence of KBr and acetic acid, b) reacting the resulting 3-( beta -bromoethyl)-4-methyl- 7-hydroxy-8-halocoumarin with ethyl chloroacetate and reacting the product with diethylamine in the presence of anhydrous K2CO3 to obtain the desired final product. Steps a) and b) may be reversed. Acid addition salts of the final product are disclosed.
Patent GB-2036323-A (GB)
Title: Noise measurement
IPC: G01H3/00
Filed: 1979-11-15
Abstract: A method of noise measurement includes the step of mounting a noise meter on an apex of a body, in the form of a segment of a sphere or in a similar form, having a base which rests on the ground. The body prevents ground-reflected noise from reaching the meter.
Patent GB-2035961-A (GB)
Title: Partitioned container
IPC: B65D5/489
Filed: 1979-11-28
Abstract: To save the expense of providing partitioning additional to the material forming the vertical walls 22,24,26, and 28 of a container or carton of bendable material such as fibre board or similar, the initially flat blank from which the container is assembled is formed with fold lines 10,16,18, and 20 and sets of spaced parallel through cuts, each set extending across a respective fold line 16 or 20 which are at opposite vertical corners of the assembled container. These cuts allow parts 34 and 36 to be displaced inwardly of the container from its walls 22,24, and 26,28 to partition the container into a number of cells 42 for receiving goods some of which can be seen through the openings left in those walls by the displaced parts. <IMAGE>
Patent GB-2038440-A (GB)
Title: Shaft coupling for, inter alia, rotary printing apparatus
IPC: F16D43/26
Filed: 1979-12-13
Abstract: A driving device for the drive of rotary printing machinery has a shaft coupling (35) for two shaft ends to be coupled (27,29) in a positive manner when their speeds of rotation are synchronised, the shaft ends (27,29) being connected to operand input shafts (51,53) of gearing (55) sensitive to asynchronism of the shaft ends (27,29). A signal disc (59) having position markings (75,77) is connected to the output shaft (57) of the gearing (55) and indicates or provides an electric signal to a control (83) for the coupling (35) when synchronism of the shaft ends (27,29) occurs. <IMAGE>
Patent GB-2037158-A (GB)
Title: A display stand
IPC: G11B23/023
Filed: 1979-12-17
Abstract: The display stand has a rack (1) of polygonal cross-section pivotably mounted on a support (2) and a plurality of holders (3) suspended from said rack by way of rods (7), the top end of each rod carrying a swivel head (15) engaged in the rack and supported on an inclined face thereof such that the holder (3) has several degrees of mobility. Furthermore, the holder (3) is connected by way of an articulation to the bottom of the rod (7) such that the holder is pivotable with respect to the rod. Each holder is arranged to receive an object (4) to be displayed and locking means (10, 11) are provided to lock the object within the holder. <IMAGE>
Patent GB-2039441-A (GB)
Title: Frequency synthesizer
IPC: H03B21/02
Filed: 1979-12-18
Abstract: A frequency synthesizer has at least one signal synthesizer II, III, IV driven by a basic signal 1 composed of an 8 kHz signal and of its odd harmonic frequencies for producing pilot frequency signals 36,38,40 (of 84,08 kHz, 84,14 kHz and 104,08 kHz) and corresponding carrier frequency signals at 37,39,41 which are each 12.08 kHz less than the associated pilot frequency signal, an auxiliary synthesizer I deriving the difference frequency at 42 (12.08 kHz) from the basic signal, this being used (at 12, 17,29) to derive the pilot signal from the carrier. In the signal synthesizer II, a filter circuit such as 14, 16 is used to produce the carrier frequency signal, and a synthesizing circuit comprising a modulator 12, in which the basic signal and the carrier frequency signal are combined, a band pass filter 13 and an amplifier 15, is used to obtain the required pilot frequency signal. <IMAGE>
Patent GB-2042596-A (GB)
Title: Method and Apparatus for Cleaning Rugs and Mats
IPC: D06F31/00
Filed: 1980-01-28
Abstract: In a method of and a washing machine for cleaning of rugs or mats having a nap or pile side, the rugs or mats are successively conveyed along a conveying path and are exposed to cleaning operations, at least one of which is a pulsating operation, during which each mat or rug is also exposed to a relatively abrupt change of direction of conveyance in order to open an area of pile at the pile side of the mat or rug. The change of direction preferably has a radius of curvature in a range between 1.5 cm and 15 cm during an angular change of direction of approximately 180 degrees. Mats 20 are fed with their latex backing uppermost between conveyor belts 16, 18 over a grate 26 associated with a dust vibrator 28 and then in a zigzag path through a washing tank 2. In a compartment 4, roller R3 and/or R5 is vibrated by means 34 and/or a system 36 produces reciprocating fluid streams. Pulsating air nozzles (49) and a suction box (43), (Figs. 6 and 7), may be located below the roller R3 with which rubbing fingers (35), (Fig. 5), may be associated. In compartments 6 and 8, pulsating pressure oscillations are applied by reciprocating plates 46 to the mats as they pass around rollers R7, R9, R11 each located between plates 40, 42. Washing water may be cycled from the compartment 8 to the compartment 6 and then to the compartment 4.
Patent GB-2044721-A (GB)
Title: Loading Lift for a Truck
IPC: B60P1/46
Filed: 1980-02-27
Abstract: A loading lift, particularly for a truck, has a loading/unloading platform 10 which is pivotally connected about a horizontal axis 9 at the lower end of a carriage 2 so as to be capable of upward and downward turning movement about the axis, the carriage in turn being attached to the truck frame so as to be movable upwardly and downwardly relatively thereto. At least one point 14 at or adjacent to the free end 11 of the platform is connected through a chain or rod 13 to a point 12 adjacent to the upper end of the carriage and means 6, 7, 8 are connected to the carriage whereby automatically the free platform edge 11 in the operative position of the platform resting on the ground is situated lower than the horizontal pivot axis 9, as shown in broken lines, when the ground surface slopes downwardly away from the carriage 2 but automatically resumes its horizontal position when the platform is lifted. <IMAGE>
Patent GB-2071109-A (GB)
Title: Oxidatively coupled hydroxy- aromatic compounds and fuels and luhricants containing them
IPC: C10M159/18
Filed: 1980-02-28
Abstract: Mixtures of (A) a hydroxyaromatic compound having no aliphatic substituents of more than 4 carbon atoms, e.g. phenol, p-cresol or xylenol, and (B) hydroxyaromatic compounds having at least one aliphatic substituent with at least about 12 carbon atoms, e.g. tetrapropenyl phenol, hexadecyl phenol, or polyisobutenyl phenol, may be oxidatively coupled to yield products useful as lubricant and fuel additives.
Patent GB-2045058-A (GB)
Title: Method to fasten elements as buttons to a textile material and an apparatus for carrying out the method
IPC: A44B1/44
Filed: 1979-03-13
Abstract: A method to fasten an element as buttons to a textile material, which element (76) is made of plastic material and comprises a main body (77) intended to be positioned on the one side of the textile material (79) and a projection (78) which at least partly shall extend through the textile material and be deformed to a deformation head on the opposite of the textile material relative to the side, where said main portion is positioned. The method is characterized by the deformation head being formed by means of a tool (60) subjected to oscillations in the ultrasonic range being pressed against the end of the projection (78) in such a way that the material of the same by yielding forms the deformation head, and by the projection in at least the inner portion which occupies a position between the deformation head formed and the main portion of the object being designed with a smoothly developing profile without any abrupt sectional changes and with a rounded passage blending into the main portion. The invention also relates an apparatus for performing a form of he method by application of buttons 76) to pieces of garment and similar, which buttons are arranged in a group of a determined formation, the piece of garment being provided with button openings, as for example button holes (81) in a corresponding formation, together with which button holes the buttons are buttoned up when the method is carried out in the apparatus.
Patent GB-2052506-A (GB)
Title: Process for preparing a crystalline form of flunisolide
IPC: A61K31/565
Filed: 1980-05-20
Abstract: A unique crystalline form of flunisolide is prepared by crystallizing flunisolide from a solution thereof in an alkanol of three or four carbon atoms, e.g. n-butanol, containing 0.2 to 5%, preferably 1.0 to 4.0% by volume water.
Patent GB-2054267-A (GB)
Title: High capacitance bus bar
IPC: H01G4/018
Filed: 1980-05-29
Abstract: A bus bar having a high distributed capacitance includes plural ceramic plates 3 and alternating spacers 4 sandwiched between flat conductors 1 and insulated therefrom by a non-conductive binder 5. Electrical connection between the conductors 1 and metallized coatings on the adjacent sides of the plates 3 is established by bridging the binder layers with a bead 6 of conductive material which contacts exposed edge portions of the conductors. <IMAGE>
Patent GB-2057570-A (GB)
Title: Telescopic jack
IPC: F15B15/16
Filed: 1980-07-03
Abstract: In a hydraulic, two-stage telescoping jack wherein pressure fluid is applied to one stage (12, 13) via the other stage (11, 12) through automatic valve means (19) provided therebetween it is proposed that a back pressure is applied restraining movement between the relatively movable parts of the one stage (11, 12) until completion of the permitted range of movement of the relatively movable parts of the other stage (12, 13), this to ensure that the force exerted by the jack is reliably related to the fluid pressure of the one stage (11,12). The back pressure is released by operation of the increased pressure in the first stage (11, 12) resulting from completion of the stroke of the elements of the second stage (12, 13) on a displacement means (33) to open a release valve (32). <IMAGE>
Patent GB-2054237-A (GB)
Title: Improvements in or relating to control lever arrangements
IPC: G10K1/064
Filed: 1980-07-07
Abstract: An indexing mechanism for the volume control of a telephone bell comprises a slot and associated indexing notches which co-operate with a rigid guide pin and a resilient indexing pin respectively on a volume control lever 20. Volume control is effected by forcing the indexing pin over one or more notches as desired. The volume setting is not easily altered by vibration of the instrument. <IMAGE>
Patent GB-2057091-A (GB)
Title: Cylinder liners
IPC: F02F1/16
Filed: 1980-07-23
Abstract: A cylinder liner 10 for use in an internal combustion engine comprises a ceramic material having a surface finished interior wall 11 with a surface roughness lying in the range of 0.8 S to 2 S, where "S" indicates surface roughness according to Japanese Industrial Standard B 0601. Ceramic materials specified include nitrides, oxynitrides, carbides, carbonitrides and glass-ceramics. <IMAGE>
Patent GB-2064533-A (GB)
Title: 5-Amino-[3,4'-bipyridin]- 6(1H)-one-1'-oxide
IPC: A61K31/4402
Filed: 1980-11-27
Abstract: 5-Amino-[3,4'-bipyridin]-6(1H)- one-1'-oxide or pharmaceutically- acceptable acid-addition salt thereof is useful as a cardiotonic agent. 5- Amino-[3,4'-bipyridin]-6(1H)-one-1'- oxide is prepared by first reacting 5- acetylamino-[3,4'-bipyridin]-6 (1H)- one with peracetic acid in acetic acid to produce 5-acetylamino-[3,4'- bipyridin]-6(1H)-one-1'-oxide and hydrolyzing the later to produce 5- amino-[3,4'-bipyridin]-6(1H)-one-1'- oxide. The 5-amino-[3,4'-bipyridin]- 6(1H)-one-1'-oxide or pharmaceutically-acceptable acid- addition salt thereof is disclosed as the active ingredient in cardiotonic compositions for increasing cardiac contractility and in a method for increasing cardiac contractility in a patient requiring such treatment.
Patent GB-2064255-A (GB)
Title: Waveform Generator
IPC: H03K4/06
Filed: 1980-11-28
Abstract: A waveform generator includes a switch 12 for selecting a triangular or sawtooth waveform at an output A1. A constant current source 1 charges a capacitor 2. Maximum and minimum desired capacitor voltages are detected by comparators 4, 5. For producing the sawtooth waveform, the comparator 5 triggers a monostable 13 which switches on a transistor 3 to discharge capacitor 2. For producing the triangular waveform a polarity reversing circuit 10 periodically reverses the polarity of the charging current from the source 1 to the capacitor 2, in response to successive maximum and minimum voltage detections by the comparators 4, 5. The charging voltage UL can be varied to alter the waveform slope, a voltage UV can be altered to vary the output bias, and an external control voltage US can be used to control the waveform timing. <IMAGE>
Patent GB-2089393-A (GB)
Title: Transportable Sauna
IPC: A61H33/06
Filed: 1980-12-13
Abstract: The invention concerns a container adapted for use as a sauna. Changing room and sauna areas are provided (11 and 12 respectively). The changing room area may contain lockers 15, a bench and storage shelves 17 for towels. The sauna area may contain one or more benches 23 and a stove 22. <IMAGE>
Patent GB-2065452-A (GB)
Title: An improved safety helmet
IPC: A42B3/04
Filed: 1980-12-18
Abstract: An improved safety helmet, such as a motorcyclist's crash helmet, is provided with an externally-accessible compartment (11) for holding a data sheet bearing medical and other information useful to emergency services in the event of an accident to the wearer of the helmet. The compartment (11) is defined by a flat container (1) which is stuck onto the helmets by a double-sided adhesive pad (13) and comprises a base (3) and an easily-removable cover (2). The base (3) and cover (2) are screw-threaded and, when interengaged, the cover embraces the base and lies closely adjacent the surface of the helmet. <IMAGE>
Patent GB-2067624-A (GB)
Title: Apparatus for use in constructing arches in a mine gate
IPC: E21D11/40
Filed: 1981-01-09
Abstract: The apparatus has an extensible and pivotally raisable arm 24 on the free end of which is a support member 41 having clamping means 70, 71, 72 for clamping crown portions 61, 62 or arches on the support member. A mounting member 38, 38a is pivotally movable on the free end of the arm about a horizontal axis 36 and the support member 41 is swivellably mounted on the mounting member. The crown portions of the arches can, therefore, be accurately located by raising the arm by means of rams 32 and pivotal adjustment of the support member by means of rams 40 and 44. <IMAGE>