baber/WOPTO huggingface dataset:
Patent GB-1045266-A (GB)
Title: Improvements in and relating to electrical protective or alarm arrangements
Inventor: BURROWS GORDON HARRY
IPC: H01H85/30
Filed: 1961-12-15
Abstract: 1,045,266. Protective arrangements. ENGLISH ELECTRIC CO. Ltd. Dec. 12, 1962 Dec. 15, 1961], No. 44956/61. Heading H2K. A protective system, e.g. for a semi-conductor rectifier installation, comprises a plurality of switching circuits S1 . . . S6 connected in common to relays Re1, Re2 which are arranged so that the completion of a first switching circuit causes the operation of relay Re1 to operate a first indicator, and the completion of two or more switching circuits causes the operation of relay Re2 to operate a further indicator or a protective device. Each switching circuit comprises a resistor in series with a switch operated by a striker pin fuse.
Patent GB-932355-A (GB)
Title: Vertical separator for the removal of solids from solid-containing liquids
Inventor: ROGERS MAURICE BALDWIN
IPC: A22C25/20
Filed: 1960-09-27
Abstract: 932,355. Separating apparatus. ROSE, DOWNS & THOMPSON Ltd. Dec. 27, 1961 [Sept. 27, 1960], No. 45157/61. Divided out of 932,354. Class 117. A vertical separator for removing solids from solid containing liquids has a vertically disposed conveyer 26 comprising a worm 28 rotatably mounted in a rotatable sleeve 30 surrounded by a stationary casing 32 which conveyer extracts material from the peripheral regions of a tank 2, provided with heaters 4, and carries the solids upwards whilst allowing the liquids to return to the tank 2. The worm 28 and sleeve 30 are rotated at different speeds so that the solid material is forced, by centrifugal action, against the sleeve 30 and moved upwardly to a chamber 44, provided with a discharge opening 46, whilst the liquid is returned to the tank 2 through an annular space formed between the worm 28 and the central shaft on which the worm 28 is mounted. The solid material and liquid are mixed in the tank 2 by a drum 58 or paddles rotated by a motor 34. The motor 34 also rotates the worm 28 and sleeve 30 through belts 36, 38. One or more baffles or accelerators 50 may be provided within the tank 2 to lead the material into the bottom of the separator 26.
Patent GB-1178229-A (GB)
Title: N-(Alkyleneiminoalkyl)-Aminopyridines, and Acylated Derivatives thereof
Inventor: HILTMANN RUDOLF
IPC: C07D285/135
Filed: 1968-09-25
Abstract: 1,178,229. N - (Alkyleneiminoalkyl)- aminopyridine derivatives. FARBENFABRIKEN BAYER A.G. 25 Sept., 1968 [25 Sept., 1967; 31 Aug., 1968], No. 45513/68. Heading C2C. The invention comprises novel N-(alkyleneiminoalkyl)-aminopyridines of the Formula I wherein X is a bivalent alkylene radical having from 5 to 9 carbon atoms, which may be branched at least once, may be saturated or unsaturated, and which forms a saturated or unsaturated 5- to 8-membered heterocylic ring with the N atom, and Y is H or COR<SP>111</SP>, wherein R<SP>111</SP> is H, an alkyl or alkenyl group having up to 4 C atoms and the acid addition salts thereof. Compounds of the above general Formula I in which Y is COR<SP>111</SP> are prepared by acylating the corresponding compound of Formula I in which Y is H, the latter compounds being obtained by alkylating the corresponding aminopyridines with the appropriate 1-alkyleneimino-isopropyl halide in the presence of sodium amide and separating the desired compound from the molar of N - pyridyl - 1 - alkyleneimino - 2 - aminopropanes and N-pyridyl-2-alkyleneimino- 1-aminopropanes obtained, or by heating in the presence of copper bronze and K 2 CO 3  the corresponding halopyridines with the appropriate 1- alkyleneimino - 2 - aminopropanes, resulting from the reductive amination of the alkyleneimino-acetone obtained by reacting chloroacetone with the appropriate alkyleneimine. N - [1 - cis - (2,6 - Dimethylpiperidino) - isopropyl]-2-aminopyridine is prepared by reducing with LiAlH 4  N-[a-(2-pyridylamino)-propionyl]-cis-2,6-dimethylpendine resulting from the reaction of 2-aminopyridine with N-α- chloropropionyl - cis - 2,6 - dimethylpiperidine obtained by acylating cis-2,6-dimethylpiperidine with α-chloro-propionyl chloride. Cis- and trans-2,4-Dimethyl-, 2,3-dimethyl- and 3,4-dimethyl-piperidine are obtained by the hydrogenation using a Ru/Al 2 O 3  catalyst of 2,4-, 2,3- and 3,4-lutidines respectively. Pharmaceutical compositions, having analgesic activity and suitable for oral, rectal or parenteral administration, contain compounds of the general Formula I in which Y represents COR<SP>111</SP> or acid addition salts thereof as the active ingredients in admixture with solid or liquid diluents or carriers.
Patent GB-1136286-A (GB)
Title: Method of and apparatus for the manufacture of heat exchanger assemblies
IPC: B21C37/26
Filed: 1966-10-13
Abstract: 1,136,286. Tubular heat exchange elements. GENERAL MOTORS CORP. 13 Oct., 1966 [22 Oct., 1965], No. 45737/66. Heading F4S. [Also in Division B3] A heat exchanger comprises a tube 48 on to which is wound a continuous wire fin with a plurality of loops each of which is angularly offset from an adjacent loop by a predetermined amount. Each loop has an arcuately curved portion in contact with said tube, and another portion extending out radially from said tube. As shown, each loop comprises two straight portions converging towards each other radially outwards of the tube. The angle between substantially opposite loops (e.g. 126 and 138, or 160 and 162) is approximately 214 degrees. The apices of the radially extending portions follow a helical path about the tube 48.
Patent GB-1070577-A (GB)
Title: Ultra-high frequency radio reception system
IPC: H03D9/06
Filed: 1963-11-21
Abstract: 1,070,577. Masers. V. N. ALFEEV. Nov. 21, 1963, No. 45972/63. Heading H1C. [Also in Divisions H3 and H4] A maser amplifier for use in a supersensitive ultra-high-frequency radio receiver (see Division H3) comprises a wageguide slot bridge 33, in both adjacent arms of which are disposed resonators 5 each containing a paramagnetic crystal 6 which is in a magnetic field. One bridge arm constitutes the amplifier input and the other the output, being mutually decoupled through the phase relationships in the bridge arms and its directivity; pumping frequency is applied to both arms through input 33a. The paramagnetic crystal may be in the form of a thick washer mounted on the inner conductor of a coaxial line, between reactive discontinuities in the form of discs (34, Fig. 7, not shown).
Patent GB-1063486-A (GB)
Title: Counter sinking and burr-removing tool
IPC: B23B51/10
Filed: 1963-11-21
Abstract: 1,063,486. Cutting tools. R. BREUNING. Nov. 21, 1963 [Sept. 20, 1963], No. 46093/63. Heading B3C. A countersinking and burr-removing tool comprises a shank (1), Figs. 2a and 2c (not shown), having a conical cavity (36) therein, and a removable cutting member (35) formed from high speed steel. Member (35) is of a double conical form, has a cutting edge (34) on each surface (17), (17a), and is held in cavity (36) of shank (1) by a nut (24a). Relative rotation between members (1) and (35), may be prevented by a pin and recess, or lugs (38), (38<SP>1</SP>) on head (2c) of the shank may engage in grooves (39), (39<SP>1</SP>) in member (35). The cutting edges may be of circular form, or the ends (34e) of cylindrical aperture (5e), Figs. 5, 6 (not shown), may be widened at (5/) to form a straight cutting edge (34e). In a modification, Figs. 7 and 8 (not shown), core (35b) is secured to head (2d) by a nut (24a) and clearances (a), (b), (c), (d) are provided, as also are stops (38), which engage in grooves (39). In a further modification, Fig. 11 (not shown) the aperture in double cone (35c) does not pass right through. In a still further modification, Fig. 12 (not shown), the double cone has milled recesses (40) forming cutting edges (34i). In another modification, Fig. 14 (not shown), double cone (35e) has a plurality of cutting edges (41).
Patent GB-1517398-A (GB)
Title: Viscose fibres of high fluid-holding capacity
IPC: C07D301/12
Filed: 1975-11-06
Abstract: 1517398 Viscose/N-vinyl amide polymer fibres AVTEX FIBERS Inc 6 Nov 1975 46127/75 Headings C3F and C3M So-called alloy rayon fibres having a higher fluid holding capacity than conventional rayon fibres comprise a regenerated cellulose matrix and a water-soluble N-vinyl amide polymer dispensed therein in an amount sufficient to increase the fluid holding capacity by more than 20%. Suitable N-vinyl amide polymers are polymers of one or more of vinyl pyrrolidone or another N-vinyl lactam, an N-vinyl-2- oxazolinone or an N-vinyl-3-morpholinone. A water soluble anionic polymer such as salts of carboxyalkyl celluloses, salts of (meth)acrylic acid polymers, salts of maleic acid or itaconic acid/vinyl methyl ether copolymers and naturally occurring algins. The fibres are formed by spinning a blend of viscose and the water soluble polymer(s) into a coagulating bath.
Patent GB-1154419-A (GB)
Title: Preparation of o-Hydroxy-p-Alkoxybenzophenones
IPC: C07C49/84
Filed: 1967-10-09
Abstract: 1,154,419. Hydroxy alkoxy benzophenones. INSTYTUT PRZEMYSLU ORGANICZNEBO. 9 Oct., 1967 [8 Oct., 1966], No. 46136/67. Heading C2C. The invention relates to a process for the preparation of O-hydroxy-p-alkoxybenzophenones of the general formula wherein X is a hydrogen atom or a hydroxy group, R 1  is an alkyl radical of C 1  to C 18 , and Y is a hydrogen atom or an alkoxy group in which the alkyl radical is identical with that in R 1 , which comprises O-alkylation of di-, tri-, or tetrahydroxy benzophenone with a C 1  to C 18  alkyl ester of benzenesulphonic acid or p-toluene sulphonic acid in the medium of an alkanone or a cycloalkanone such as acetone, methylethyl ketone or cyclohexanone and in the presence of an alkali metal carbonate such as sodium carbonate or potassium carbonate. Several examples are given.
Patent GB-1478544-A (GB)
Title: Cleaning apparatus for plate-like pbjects
Inventor: HOLM K A
IPC: H05K3/26
Filed: 1974-10-24
Abstract: 1478544 Brushes UDDEHOLMS AB 24 Oct 1974 [27 Nov 1973] 46144/74 Heading A4K [Also in Division C7] A plate cleaning apparatus comprises brushes 3a, 3b arranged coaxially in pairs and having bristle carrying surfaces facing each other, and means for conveying the plates 6 to be cleaned between the brushes of each pair. The plates 6 are fed by drive rollers 5 over tables 7 and between the brushes 3a, 3b which are arranged in two parallel rows transverse to the path of the plates 6. One brush 3a of each row is rotated by a motor 43 via a pinion 40 engaging a toothed gear 20 on the brush 3a, which drives the remaining brushes 3a in the row via similar toothed gears. The brushes 3b may be similarly driven. Cleaning liquid is sprayed on to the plates 6 by spray tubes 31, and by nozzles 8 carried by the brushes 3a, 3b, the bristles 9 of which are arranged annularly. The individual brushes may have concentric rings of bristles, and the ring radii of opposed brushes may be different to permit intermeshing without contact when not cleaning. Spacing between opposed brushes may be adjustable. Outer bristles of adjacent brushes may intermesh.
Patent GB-1141915-A (GB)
Title: A digital pulse operated positioning apparatus
IPC: B64C13/00
Filed: 1966-10-14
Abstract: 1,141,915. Fluid-pressure servomotor Systems. CHANDLER EVANS Inc. Oct.14, 1966 [Oct. 22, 1965], No.46147/66. Heading G3P. A positioning apparatus comprises positioning means 23 rotationally movable in response to electrical pulses, means 25, 27 converting the rotational movement of the positioning means into corresponding linear movement of directional means 12,29 controlling an output member 45, and follow-up means connected to the positioning means and co-operating with the output member so that each incremental rotary position of the positioning means, which is independent of the duration of the pulse, results in a corresponding incremental linear position of the output member. A command output signal computed from a variety of inputs is fed simultaneously with a feedback signal from a potentiometer 18 to a control switch 16 which sequentially directs each digital pulse from a sine or squarewave generator 14 through conduits 21, 22, 91 and 92 to a stepping motor 23 which drives the feedback potentiometer 18 and a rack 27 connected to a stem 28 having an adjustable connection with an inlet valve 12 and a slidable connection with an exhaust valve 29. When the stem 28 moves to the right a space 3 to which pressurized fluid is supplied from a storage bottle 5 through start and pressure regulating valves 6, 7 is connected by the valve 12 and passages 41, 42 to a space 4 so that a differential pressure is exerted on a piston 2 to displace the output member 45 until the valve 12 is again closed. Movement of the stem to the left causes an abutment 35 to lift the valve 29 to connect the space 4 to atmosphere through a passage 44 so that the piston 2 is moved in the opposite direction until the valve 29 is again closed. The output member 45 is connected by a bell crank 46, and a shaft 48 to an aerodynamic control surface 52, force reversals, and hence backlash, on the rack mechanism 27 being prevented by a piston 90. The piston 2 may be provided with a pair of axially spaced portions in engagement with the cylinder wall and be biased to the left by a spring. The rack mechanism may be replaced by a screw and nut with balls inserted between the threads to provide rolling friction.
Patent GB-1280098-A (GB)
Title: Improvements in and relating to water heaters
IPC: F24H1/50
Filed: 1970-09-29
Abstract: 1280098 Water heater JOH VAILLANT KG 29 Sept 1970 [29 Oct 1969] 46154/70 Heading F4A A water heater has boiler 6 of a service-water supply system and heat exchanger 7 of a circulatory water heating system disposed in a steam chamber 5. Two temperature or pressure responsive sensors 15, 20 operate switches 16, 21 connected in parallel to valve 17 controlling gas supply to heater 4. While the circulatory system, represented by radiator 8 and circulator 9 is operating, sensor 15 holds the temperature of the steam in chamber 5 at a fairly high level, e.g. 105‹ C. and the service water boiler 6 is cooled by returned heating water passed through tubes 14. A thermostat 19 turns off the circulator 9 when the heating system is not required. When this occurs switch 16, which is connected in series with the thermostat, becomes inoperative. Sensor 20 then takes over control and holds the temperature at a lower value, e.g. 90‹ C., so that the temperature of the water in boiler 6 is not excessive. A single sensor, adjusted to operate at two different levels, may be used.
Patent GB-1492793-A (GB)
Title: Apparatus for removing gaseous samples
IPC: G01N1/24
Filed: 1974-10-25
Abstract: 1492793 Gas analysis LARCO SOC MINIERE ET METALLURGIQUE DE LARYMNA SA 25 Oct 1974 [26 Oct 1973] 46290/74 Heading G1B [Also in Division B1] An apparatus for removing a sample from a gaseous mixture for analysis comprises a condenser provided with a scraper carried on a rotatable arm for removing condensed material, an analyzer and means for transmitting the uncondensed residue of the gas mixture from the condenser to the analyzer. The movement of the gas is aided by a suction device at an outlet from the analyzer. A dust filter may be included before the analyzer. Reference is made to the determination of chlorine in a mixture containing metal chlorides e.g. of Ni, Go and Fe, using an absorption analyzer.
Patent GB-1357865-A (GB)
Title: Two-stage high temperature shift reactor
IPC: B01J8/00
Filed: 1972-10-10
Abstract: 1357865 Single vessel two stage high temperature shift reactor LUMMUS CO 10 Oct 1972 [13 Oct 1971] 46681/72 Heading C5E A single vessel two stage high temperature shift reactor for processing a gas comprises first and second stage catalyst beds and an interstage quenching chamber, the quenching liquid being prevented from entering the second stage catalyst bed. Gas which enters the reactor via inlet pipe 18 in vertically disposed cylindrical side wall 12 is directed upwardly by perforations in toroidal pipe 20 in inlet chamber 22. The gas is caused to flow downwardly by imperforate dish-shaped baffle 24 and after passing through cover 28 of inert material into first stage catalyst bed 26, passes through perforated member 30 which is filled with inert material, into quenching chamber 34. Quench liquid is sprayed downwardly by nozzles 38 in toroidal header 36 and the vapour-gas mixture after passing through layer 40 of inert material, e.g. ceramic material, supported on perforated dish-shaped head 42, is directed upwardly by bottom head 16 from lower plenum 44 through axially disposed riser tube 48 to upper plenum 52. The gas is caused to flow downwardly by top head 14 and after passing through cover 54 of inert material into second stage catalyst bed 50, passes through inert material 56 supported on imperforate baffle 24 into vapour collection plenum 58 and is discharged from the reactor via outlet tube 60.
Patent GB-1017075-A (GB)
Title: Striping device for knitting machines
Inventor: FRIED BENJAMIN
IPC: D04B35/04
Filed: 1961-12-29
Abstract: 1,017,075. Knitting machines. MONSANTO CO. Dec. 29,1961, No. 46710/61. Heading D1C. In a circular multifeed rotary cylinder knitting machine, the upper hook portion of some needles 3<SP>1</SP> moves inwardly towards the cylinder axis when the needles are moved axially by the stitch cams during knitting and adjacent each such needle is privided an additional yarn carrier 9 which reciprocates in a circumferential path with respect to said cylinder. Each needle 3<SP>1</SP>, which is made of spring steel and is bent, is held straight while in the needle trick but but bends when raised above the upper edge of the needle cylinder. The carrier 9 has three yarn openings 10 and is adjustably secured to an arm 12 extending radially from a wheel 14. Four (or more) substantially identical wheels 14,14a, 14b, 14c are independently rotatable on a fixed shaft 16 and they carry the necessary striping yarn carriers 9. Pinions 22 carried on the four-arms of a member 20 freely rotatable on shaft 16 mesh with a gear 19 fixed on shaft 16, so that each pinion revolves once while a needle moves from one feed station to the next. A link 27 connects an eccentric pin 26 on pinion 22 to a rod 28 whose free end engages a slot 29 in one spoke 30 of wheel 14 so as to cause the wheel to reciprocate. The ends of the arms of member 20 have cylindrical grooves 34 which engage four parallel cylindrical rods 35 carried on bars 36 fastened to the inside of needle cylinder 1 Fig. 6 (not shown), the knitted cloth passing between grooves 34 and rods 35. A stationary yarn guide 40, Fig. 7 (not shown) feeds the yarn for the basic fabric and its lower edge prevents latches 6, 6<SP>1</SP> from closing as the needles 3, 3<SP>1</SP> rise. In a modification Fig. 8 (not shown) a needle with a hinged hook portion is used.
Patent GB-980086-A (GB)
Title: Improvements in or relating to refuse collecting vehicles
Inventor: EVANS LEONARD WILFRED WILLIAMS
IPC: B65F3/26
Filed: 1961-12-29
Abstract: 980,086. Discharging loading hoppers into refuse vehicles. GLOVER, WEBB & LIVERSIDGE Ltd. Dec. 20, 1962 [Dec. 29, 1961; July 10, 1962], Nos. 46744/61 and 26473/62. Heading B8E. A refuse vehicle has a body 2 and a canopy 4 pivoted thereto at 10 and connected by cables 12 so that on tipping to empty the body the canopy is swung clear. The canopy 4 has a fixed screen 6 defining a loading hopper in which a packing plate 30 is reciprocated continuously by a ram 38 and is guided by links 34 pivoted at 36 to the canopy. A rear screen 28 and a metal apron 32 fixed at its forward end to the plate 30 prevent refuse from falling behind the plate while the overlapping of the side walls 24, 26 of the canopy prevent spillage in this direction. Slide blocks 44 together with the arms 34 guide the plate 30 to move at substantially the same angle throughout its packing movement. In the modification of Fig. 5 only a single link 60 on each side is provided and movement is guided by blocks 66 running in channels 68 while a scraper 69 engages the floor 31. The rear screen has a fixed part 28a and a movable part 28b pivoted at 72 and having a scraper 70 resiliently engaging the apron. In both embodiments means such as forks or pressure pads moving in synchronism with the plate 30 and sometimes responsive to the packing pressure exerted may act as secondary compression means also preventing the refuse falling back.
Patent GB-1030139-A (GB)
Title: Method of making luminescent screens
IPC: H01J9/22
Filed: 1963-11-29
Abstract: A high-resolution luminescent screen is prepared by depositing a phosphor on a support from a suspension to which a dispersant has been added, the suspension having a degree despersion above that at which flocculation is visible to the naked eye. Dispersants given as examples are sodium pyrophosphate, sodium metasilicate or sodium lignin sulphonate for use with a zinc sulphide phosphor in water, or sodium pyrophosphate or ammonium hydroxide for use with a zinc orthosilicate phosphor.  To ensure uniform spread of the suspension over its support, a wetting agent may be added, e.g. ethylene glycol or glycerol; this also aids uniform drying of the phosphor after removal of the supernatent liquid.  After settling, gellation of the phosphor layer may be induced by adding a flocculant to the supernatent liquid; examples given are carbon dioxide, acetic acid vapour, and ammonium or barium acetate.
Patent GB-1058567-A (GB)
IPC: B65D41/62
Filed: 1964-11-20
Abstract: 1,058,567. Bottle caps. W. H. VAN DER TOORN'S INDUSTRIELE ONDERNEMINGEN CAPSULEFABRIEK " HOLLAND " N.V. Nov. 20, 1964 [Nov. 30, 1963], No. 47401/64. Heading B8T. A metal foil bottle cap skirt is of frustoconical form with a smooth outer surface and with ribs on its inner surface to prevent adjacent caps sticking together when they are stacked. The ribs may extend axially or be arranged in axially spaced rows, or may be of spiral form. The cap may be formed by rollers forcing a foil over a mandrel having shallow depressions.
Patent GB-1196685-A (GB)
Title: Substituted Vinyl Esters of Phosphoric, Phosphonic or Phosphinic Acid, and their Preparation
Inventor: PILGRAM KURT HANS GERHARD
IPC: C07F9/40
Filed: 1967-10-19
Abstract: 1,196,685. Substituted vinyl esters of phosphoric, phosphonic and phosphinic acids. SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ N.V. 19 Oct., 1967 [21 Oct., 1966], No. 47714/67. Heading C2C. Compounds of the formula in which each of the groups R and R<SP>1</SP> represents an alkyl, alkoxy, alkenyl or alkenyloxy group or an aryl or aryloxy group optionally substituted by one or more electronegative groups; V, W, X and Y represent a hydrogen or chlorine atom, and Z represents a hydrogen or chlorine atom or a chlorine-substituted arlkyl group; and either A represents a hydrogen atom and B represents a chlorine atom or A and B together represent an additional bond between the two carbon atoms to which they are attached, with the proviso that, when A represents a hydrogen atom and B represents a chlorine atom, V, W, X, Y and Z each represent a chlorine atom and R and R<SP>1</SP> each represent an alkoxy group. They are prepared by reacting a ketone of the formula at between O and 80‹ C. with a trivalent phosphorus compound of the formula: (R)(R<SP>1</SP>)P0R<SP>11</SP> where R<SP>11</SP> represents an alkyl group. The reaction is preferably carried out in an inert solvent. The compounds may be used as insecticides.