baber/WOPTO huggingface dataset:
Patent GB-801704-A (GB)
Abstract: 801,704. Mounting electric lamps in casings. BENDIX AVIATION CORPORATION. Jan. 8, 1957 [Jam. 17, 1956 (2)], No. 756/57. Class 75(4) [Also in Group XIX] Lamps 16 for illuminating indicating- apparatus (see Group XIX) are mounted in the casing thereof so as to be inserted and removed without destroying the hermetic seal of the casing. A suitable mounting comprises a transparent cap 12, hermetically sealed in a cup-like member 8 sealed in an aperture 10 and having a threaded opening 14 adapted to receive the threaded base of a lamp 16 with slotted head 18. The end of the cap 12 may be flattened when it abuts a light conducting rod.
Patent GB-2077393-A (GB)
Title: Pneumatically Assisted Relief/Safety Valves
IPC: F16K17/04
Filed: 1980-06-07
Abstract: A pressure relief/safety valve is provided with a supplementary pneumatic actuator which defines two pressure chambers 3A, 3B, one on each side of a piston or diaphragm 26 and each having means YA, YB for connecting the chambers into a servo- control system which supplies pneumatic pressure to one or other of the chambers to inhibit or promote opening of the valve. A lost-motion connection between the valve spindle 13 and the control rod 24 of the supplementary actuator permits operation of the valve without pneumatic assistance, should the servo-control system fail. <IMAGE>
Patent GB-2078711-A (GB)
Title: Process for preparing 4- hydroxyphenylacetic acid
IPC: C07C51/377
Filed: 1980-06-18
Abstract: A process for preparing 4- hydroxyphenylacetic acid by reducing 4-hydroxymandelic acid in a reaction medium of a lower aliphatic carboxylic acid or a water-containing lower aliphatic carboxylic acid. When the crystalline 4-hydroxymandelic acid is employed as the starting material, 4- hydroxyphenylacetic acid of high quality is obtained in high yields. <IMAGE>
Patent GB-2058418-A (GB)
Title: A multiplex information handling system
IPC: H04J3/24
Filed: 1980-07-03
Abstract: A multiplex information handling system for a vehicle has a number of transmitters and a number of receivers all interconnected by a common power bus and signal bus. Each transmitter is coded and transmits datum bits in a specific serial order. Each receiver contains a R.O.M. to instruct it to respond to a datum bit in a certain position from a certain transmitter. Each transmitter may be provided with means to abort its own transmission should the waveform transmitted not correspond with the intended waveform and each transmitter and receiver can be connected to the signal bus via fuses such that a faulty transmitter or receiver can be blown off the bus. Means may be provided for detecting and preventing the exclusive occupation of the signal bus by one transmitter. Signal priority establishing means can be provided to control the transmission of signals along the bus representative of the state of control equipment controlled by the system and delay means can delay the implementation of a control signal until a priority remedial signal is received.
Patent GB-2058448-A (GB)
Title: Metal Halide Arc Discharge Lamp Having Improved Colour Uniformity
IPC: H01J61/36
Filed: 1980-08-28
Abstract: A metal halide arc discharge lamp comprises an arc tube having press seals (2) at its ends. An electrode at each end is supported on an electrode rod (4) which extends into the press seal and is connected to a thin metal ribbon (5) embedded in the press seal (2) and providing an electrically conductive connection to an external lead in wire. There is a protrusion (8) in the press seal directly above the end (7) of the electrode rod in order to prevent thermal cycling cracks in the press seal during lamp life. However, the protrusion does not extend to the end chamber (9) of the arc tube, in order to prevent formation of a crevice around the electrode rod during press sealing. <IMAGE>
Patent GB-2083911-A (GB)
Title: Apparatus for leakage detection of cryogenic materials
IPC: G01M3/04
Filed: 1980-09-18
Abstract: A device for detecting leaks of cryogenic materials from a structure, said device comprising a heat-conductive element which can be brought into contact with the cryogenic material-containing structure, and a shape memory effect element capable of effecting a displacement according to the cryogenic temperature to which the element is subjected.
Patent GB-2079568-A (GB)
Title: Data compression apparatus and method
IPC: A61B5/04
Filed: 1980-12-10
Abstract: Apparatus and method that selects for display that data sample of each exclusive and successive group of data samples which differs the most in amplitude from the data sample selected for display from the previous group, thereby preserving detail in eg: electrocardiograms.
Patent GB-2067598-A (GB)
Title: Electrolytic recovery of silver
IPC: C25C7/06
Filed: 1981-01-16
Abstract: A process and apparatus are provided for the recovery of silver from photographic solutions (11) by electrolytic plating in a tank (13), in which switching of the plating current and of a pump (22) for withdrawing desilvered solution from the plating tank (13) are controlled by level switches (19, 20) at two different levels in the tank above the cathode. The pump may be a metering pump and the upper and lower level switches may be respectively employed to switch the plating current and pump on and off together. Or the upper and lower level switches may be employed respectively to switch the plating current on and the pump off, the duration of the plating current and the switching on of the pump being determined by a timer. <IMAGE>
Patent GB-2069955-A (GB)
Title: Anchoring apparatus for a ship used in the production of hydrocarbons
IPC: B63B21/50
Filed: 1981-01-19
Abstract: Anchoring apparatus for a ship used in the production of hydrocarbons. Such an apparatus is constituted by an upper body of positive buoyancy, a lower body of negative buoyancy, a connecting means of predetermined length between the upper and lower bodies, and anchoring means between one of these three elements and the sea bed, and characterised in that the buoyance of the upper body is inferior in absolute value to that of the other elements. Since the highest point of the upper body is arranged to be spaced from the lowest point of the lower body by a length less than the depth of the water in which the apparatus is to be used, by at least the maximum draught of ships, the apparatus represents only a minor hindrance to navigation. <IMAGE>
Patent GB-2070478-A (GB)
Title: Nuclear fuel handling
IPC: G21C19/36
Filed: 1981-02-25
Abstract: A simple method of and apparatus for breaking irradiated nuclear fuel pin (5) comprising a clamp (3,4) and a means for impacting (6) a portion of the pin extending from the clamp. The means may comprise a weight falling under gravity, a pendulum or a flywheel. A laser (10) may be needed to notch the pin. <IMAGE>
Patent GB-2074061-A (GB)
Title: Countersinking holes in a sheet of glass fibre or carbon fibre reinforced material
IPC: B23B51/10
Filed: 1981-04-13
Abstract: Material is removed from the sheet by a rotatable tool provided with at least one cutting edge (8) formed in a diamond tool bit (7), the said cutting edge being disposed along the generatrix of a conical surface the axis of which coincides with the axis of rotation of the tool. The bit is sintered to a tungsten carbide plate (10) welded in a recess of the tool. The tool is guided by a shank (13). <IMAGE>
Patent GB-2075421-A (GB)
Title: A hand machine tool, especially a keyhole saw
IPC: B08B15/04
Filed: 1981-05-07
Abstract: A control valve (15) is located in an air guide duct (12) directed towards the cutting location. Interchangeable, shaped parts (13) varying the direction of the air flow may be provided. In order to be able to repeat as desired practical combinations between the shaped parts (13) and the positions of the control valve (15), setting symbols (24 to 26) are associated with the various shaped parts (13) and the various rotary positions of the control valve (15) for optimal matching of the chip removing device to various materials to be worked on. <IMAGE>
Patent GB-2077629-A (GB)
Title: Multi-component adhesive feed for glue spreaders
IPC: B01F15/02
Filed: 1981-05-18
Abstract: Apparatus for continuously mixing multi-component adhesives for different types of glue spreaders comprises at least two containers 1, 2 for the adhesive components, a pump unit providing a pump casing head for each glue component, which pump unit is driven by single drive motor 4, a connecting section 5 for a mixing head, at least one static mixer 6 for mixing the components during passage through the same, at least one level sensor device at the surface of the glue as well as control device 9 for conversion of a level signal from sensor/ transmitter 8 to an output signal for speed regulation of the motor 4. Arranged in the wall of the mixer there may be a cooling jacket and a cooling aggregate 7 to maintain a fixed temperature for a cooling medium supplied to the mixer 6. <IMAGE>
Patent GB-2085033-A (GB)
Title: Electrode material for molten carbonate fuel cells
IPC: H01M4/86
Filed: 1981-09-11
Abstract: Electrode material composed of metal (Cu or Ni) encapsulated substrate ceramic particles for making into an electrode for a molten carbonate fuel cell is produced by electroless plating of a metal electrochemically active for the reactions of the cell onto a substrate particle which is non-sintering at the operating temperatures of the cell.
Patent GB-2092986-A (GB)
Title: A service vehicle for aircraft
IPC: B64F1/32
Filed: 1981-12-17
Abstract: The invention relates to an elevating gangway mounted on the front of the container (3) of a service vehicle (1) as used in airports, the container being already fixed to an elevating platform. A vehicle (1) is provided with a container (3) which is adapted for lifting by a lever system operated by jacks. A gangway (4) can be elevated on the front face of the container by any appropriate means. The personnel can gain access to the second floor of the aircraft (7). Application: Servicing and replenishing food and drink for the passengers of an aircraft having two floors. <IMAGE>
Patent GB-2091205-A (GB)
Title: Food tray cover
IPC: B65D77/20
Filed: 1982-01-12
Abstract: A foil cover (22) of a food container, having a rounded rim (28), consists of a rectangular sheet (10) having no cuts, of which four corners are folded, for the provision of removal tabs 18, about fold lines extending at an angle to the edges on the upper face thereof. The container is opened by first pulling opposite corners outwardly. <IMAGE>
Patent GB-2117537-A (GB)
Title: Step sequence control apparatus
Inventor: HIGGINS LESLIE JOHN
IPC: G05B19/04
Filed: 1982-02-26
Abstract: A step sequence control apparatus has LEDs (12) equal in number to the greater of its input and output channels. A switch (16) selects input, output and fault modes. The input mode causes those LEDs (12) corresponding to input channels where an input signal is present to be illuminated. The output mode causes those LEDs (12) corresponding to output channels where an output signal is present to be illuminated. The fault mode causes illumination of LEDs corresponding to input channels where an input is required by the current program step but no such input is present.
Patent GB-2095245-A (GB)
Title: Chlorination of alkanes
IPC: C07C17/10
Filed: 1982-03-11
Abstract: A process for the selective production of chlorinated hydrocarbons comprises contacting an alkane having 2 or more carbon atoms, chlorine and optionally a source of molecular oxygen in the vapour phase at a temperature above 275 DEG C in the presence of a catalyst comprising a zeolite. It is useful for the production of vinyl chloride from ethane.
Patent GB-2118719-A (GB)
Title: Blood pressure and heart rate measuring watch
Inventor: BROADWATER RONALD L
IPC: G04G21/02
Filed: 1982-04-08
Abstract: A digital watch is employed to measure systolic and diastolic blood pressure as well as heart rate. The band of the watch supports a piezo- electric transducer 11 that is held in contact with the wrist adjacent to the radial artery when a switch 10 on the band is activated. The watch contains electronic circuitry that derives a binary representation of the maximum or systolic pressure 87 and the minimum or diastolic pressure 97 that is generated at the artery by blood pressure pulses. Electronic circuitry 61-69 is also provided to generate an address corresponding to the time interval T between successive measured heart beats. The address is used to access a memory device 71 that contains a stored list of heart rates in cycles per minute. The contents of the memory at the address T corresponds to the reciprocal of T, in units of pulses per minute. <IMAGE>
Patent GB-2098002-A (GB)
Title: A luminescent semiconductor component
IPC: H01L33/56
Filed: 1982-05-04
Abstract: A luminescent semiconductor component has a casing member of a light transmissive plastics material containing particles which simultaneously determine the light scattering and filtering properties of the light which is emitted by the semiconductor component and passes out of the casing member. The casing member may be of epoxy resin, and the particles may be of colored ground filter glass.
Patent GB-2102908-A (GB)
Title: Mitre corner connection
Inventor: PRETZEL WILFRIED
IPC: H01L21/301
Filed: 1982-06-28
Abstract: Two elongated frame sections (1, 2) are joined in a mitre corner connection, with each frame section having a mitre cut end surface adapted to abut the corresponding mitre cut end surface of the other section, each mitre cut end surface having upper (9, 10) and lower mitre edges running from the inside of the mitre corner to the outside, by providing each frame section with an elongated groove (5, 6) running substantially parallel to one of its upper (9, 10) or lower mitre edges, with a first groove portion with a side open to the mitre cut end surface and aligned with the corresponding open side of the first portion of the corresponding groove in the other frame section, the elongated groove in each frame section further having a second portion (5', 5'', 6', 6'') separated from the mitre cut end surface by a web (11, 11', 12, 12') of material and each elongated groove having an open end, and inserting a clamping member 7 into the first and second portions of the grooves of both sections via their open ends to engage frictionally in the grooves (5, 6) and to positively clamp together the web portions (11, 11', 12, 12'). <IMAGE>
Patent GB-2104257-A (GB)
Title: A timepiece having a piezo-electric buzzer
Inventor: MURAKAMI FUMIKAZU
IPC: G10K9/122
Filed: 1982-07-21
Abstract: A piezoelectric buzzer directly secured to a portion of a wrist watch casing and driven to vibrate the casing and produce an alarm sound. Associated circuitry alternately drives the piezoelectric buzzer at two different frequencies having a frequency ratio of 4:5 and at monotonically decreasing amplitudes as to produce alarm sounds like chimes.
Patent GB-2107753-A (GB)
Title: Securing expanding-anchor fastenings in concrete
Inventor: CLOVER RAINER
IPC: E04B1/41
Filed: 1982-08-17
Abstract: A metal expanding-anchor fastening 12 is secured in a concrete structure by setting it in a closed nylon sleeve 10 embedded in the structure. The sleeve 10 serves to insulate the fastening 12 against electrolytic action through the concrete with other metal bodies. The sleeve 10 can be secured to shuttering by means of fixing holes 26 to have concrete cast about it in formation of the structure, the sleeve remaining embedded in the concrete after removal of the shuttering. <IMAGE>
Patent GB-2108914-A (GB)
Title: A disc wheel for pneumatic tyres
Inventor: BINNEWIES HARTMUT
IPC: B60B3/02
Filed: 1982-11-03
Abstract: A disc wheel (1) for pneumatic tyres comprises a wheel disc (3) connected to the wheel rim (2) at the extremity of the outboard rim flange (6). The central mounting area (4) of the disc (3) may be inset from its peripheral portion (5), and ventilation holes (9) may be provided at the edge of the disc. The disc (3) and rim (2) may be formed separately and welded together, or may be formed in one- piece. <IMAGE>
Patent GB-2113348-A (GB)
Title: Oscillator for mechanical vibrations
Inventor: LATT WILHELM
IPC: E02D3/074
Filed: 1982-12-06
Abstract: Relates to an oscillator having two unbalanced weights 34 which are arranged on parallel shafts 1, 2 and rotate synchronously in opposite directions with an infinitely adjustable relative phase position. Such oscillators are more especially used for the operation of continuously reversible vibrator plates. At least one of the unbalanced weights which is connected to the sun wheel 12 of an epicyclic gear with a spider 10 carrying the planet wheels 11 which is swivellable manually about the sun wheel by means of an adjustment device. An annulus 9 embracing the planet gears and the sun wheel is connected with the parallel shaft of the second and the effective diameters of the driving pulley 7 of the second shaft and of the internal gear are in the same ratio as the effective diameters of the sun wheel and the annulus. <IMAGE>
Patent GB-2113901-A (GB)
Title: Apparatus and method for reprocessing and separating spent nuclear fuels
Inventor: KRIKORIAN OSCAR HAROLD
IPC: C01B21/06
Filed: 1982-12-22
Abstract: A method and apparatus for separating and reprocessing spent nuclear fuels includes a separation vessel housing a molten metal solvent in a reaction region, a reflux region positioned above and adjacent to the reaction region, and a porous filter member defining the bottom of the separation vessel in a supporting relationship with the metal solvent. Spent fuels are added to the metal solvent. A non-oxidizing nitrogen- containing gas is introduced into the separation vessel, forming solid actinide nitrides in the metal solvent from actinide fuels, while leaving other fission products in solution. A pressure of about 1.1 to 1.2 atm is applied in the reflux region, forcing the molten metal solvent and soluble fission products out of the vessel, while leaving the solid actinide nitrides in the separation vessel.
Patent GB-2134206-A (GB)
Title: Closure for pipes or vessels
Inventor: SWINNEY DENIS PERCY
IPC: F16L55/136
Filed: 1983-01-24
Abstract: A closure (2) for an opening in a pressure pipe or vessel (1) has a centre piece rotated by a lever (5) and four locking members (3) each pivoted at one end on a respective eccentric (7) itself pivoted on the closure. The centre piece is connected to the eccentrics (7) by first links (6) which serve to rotate the eccentrics on angular movement of the lever (5). The rotation of the eccentrics (7) causes the said one ends of the locking members (3) to be moved into locking engagement with a locking recess (13). A plurality of second links (10) are connected one between each eccentric (7) and the other ends of the next adjacent locking members (3) to simultaneously move the other ends of the locking members (3) into locking engagement. <IMAGE>
Patent GB-2132518-A (GB)
Title: Stand for storing and sharpening chisels, plane irons and drill bits
Inventor: HARRIS KEITH
IPC: B24B3/36
Filed: 1983-02-18
Abstract: The stand comprises an elliptically cylindrical body (1) with sloping top with an openable hinged cover (8) tilted relative to the body (1) when closed and incorporating sheaths (17), (19) for chisels and plane irons and aperture selector turret (45) for accepting drill bits (47). The turret (45) has apertures (46) which vary in sequence of diameterical size and is rotatable against a ratchet bar (48) so that each aperture (46) can be aligned with an aperture in the cover (8) allowing a drill bit (47) corresponding with the selected turret aperture (46) to frictionally engage a modified rotatable grinding disc (3). Alternatively, drill bit sharpening means may include an accessory cover (60) for the rear body member compartment incorporating a tilted cylinder housing a rotatable grinding stone with attached cog wheel (63). The cylinder is closed at both ends, one end being perforated with apertures varying in sequence of diameterical size. Drill bits are housed in body member storage compartments. <IMAGE>
Patent GB-2140401-A (GB)
Title: Method and apparatus for preventing or minimizing pollution of a shore by oil
Inventor: TOWNSEND PETER
IPC: E02B15/04
Filed: 1983-04-16
Abstract: Pollution by oil of beaches, coastlines or shore lines is prevented or minimized by locating netting or net (6) of fine mesh, which is such as to retain oil thereon, over the surface of the area of shore to be protected and securing such netting or net in position, and subsequently removing said netting or net from the surface of the shore together with any oil retained thereon for subsequent removal therefrom. The apparatus for preventing or minimizing pollution of a shore by oil comprising a buoyant oil boom (1) having at least one net (6) secured thereto and depending therefrom along its length and with said net being of such mesh size and/or construction as to retain oil thereon. <IMAGE>
Patent GB-2142181-A (GB)
Title: Animal call
Inventor: PAYNE HAROLD ALEC
IPC: G10K5/00
Filed: 1983-06-23
Abstract: An animal call has two dished parts 1,6 peripherally connected by a flange 4. The parts may be circular and each has a substantially central aperture 8,9 which may be slightly offset with respect to each other. The call may simulate the scream of a rabbit. <IMAGE>
Patent GB-2127243-A (GB)
Title: Variable frequency oscillator
Inventor: IKEDA MASAYUKI
IPC: H03L7/099
Filed: 1983-07-20
Abstract: A variable frequency oscillator comprises a first phase-locked loop (204; 206 or 207; 209) including a first voltage controlled oscillator (209), a second phase-locked loop (214, 215, 218) including a second voltage controlled oscillator (218) having the same constants as the first voltage controlled oscillator, and an oscillator (202) for generating a stable pulse train. The arrangement is such that, in operation, the first phase-locked loop is synchronised with a sequence of input data (at 219), the second phase-locked loop is synchronised with the pulse train from the oscillator (202) and the first voltage controlled oscillator (209) is stabilized with the control voltage (added at 208) which is applied to the second voltage controlled oscillator (218). The arrangement is used to derive window pulses for reading data reproduced from a floppy disk. <IMAGE>
Patent GB-2133543-A (GB)
Title: Monoclonal antibody specific to human melanoma
Inventor: TANIGUCHI MASARU
IPC: G01N33/577
Filed: 1983-11-14
Abstract: A monoclonal antibody M2590 which is specific to human melanoma may be reacted with a tissue or cell sample suspected of containing melanoma cells, and the extent of the antibody/antigen reaction measured.
Patent GB-2150031-A (GB)
Title: Urine drainage bag and method for making same
Inventor: STEER PETER LESLIE
IPC: A61F5/44
Filed: 1983-11-29
Abstract: A urine drainage bag has front and rear walls 10, 12 and an internal flap valve 16, 18, and is characterised in that one of the walls is welded in a face-to-face manner to flat flanges of both an outlet unit 24 and a combined handle and inlet spout unit 22. There is provided a method by welding for making a bag as defined above. <IMAGE>
Patent GB-2154334-A (GB)
Title: Submarine optical fibre cable having welded metallic layer
Inventor: PARFREE COLIN STANLEY
IPC: G02B6/44
Filed: 1984-02-16
Abstract: In an optical fibre submarine cable the ingress of hydrogen ions is reduced if not eliminated by at least one envelope which provides a barrier to hydrogen ions. In one embodiment a copper tape (L) is folded longitudinally around the cable core comprising strength member wires (G, H) split aluminium or copper tube (E) and optical fibre package (A). The abutting edges (L') are seam welded. In an alternative embodiment, or as a modification to the embodiment just described, the aluminium or copper tube (E) has its abutting edges (E') welded to a envelope (or a second such depth sufficient to provide the envelope) but insufficient to cause damage to the optical fibre package (A) through the heat from welding. <IMAGE>