baber/WOPTO huggingface dataset:
Patent GB-841293-A (GB)
Title: Process for the manufacture of water-soluble aluminium salts
IPC: C01F7/743
Filed: 1957-03-11
Abstract: Water-soluble aluminium salts are obtained from aluminium silicates, such as uncalcined clay, by reaction with a solution of a watersoluble iron salt, such as ferric sulphate, at a temperature above 100 DEG  C., in a closed vessel.  A counter-current extraction procedure may be employed.  In an example, an uncalcined crude clay is mixed with a 20% ferric sulphate solution and heated at 250 DEG C. for 3 hours.  A quantitative yield of aluminium sulphate is obtained.
Patent GB-609458-A (GB)
Title: Improvements relating to luggage-carriers for cycles
IPC: B62J7/08
Filed: 1946-03-15
Abstract: 609,458. Luggage-carriers. ASHBY & SONS, Ltd., F., and ASHBY, F. C. March 15, 1946, No. 8067. [Class 136 (i)] A cycle luggage-carrier having a detachable spring clip for holding a parcel on the carrier platform has depending below it on either side a pair of slotted lugs in which the cross-bar 9 of the spring clip device is detachably held by its resiliency. The slotted lugs may be formed as integral extensions of the carrier platform, or be in the form of clips 21 as in Fig. 7. Stays 4 are pivotally connected at their upper ends to the lugs of the carrier.
Patent GB-1470353-A (GB)
Title: Rotary head magnetic tape transducer apparatus
IPC: G11B5/53
Filed: 1975-02-26
Abstract: 1470353 Magnetic heads INTERNATIONAL BUSINESS MACHINES CORP 26 Feb 1975 [8 April 1974] 8143/75 Heading G5R The outer face 22 of a rotary head 14 forms a rounded convex surface symmetrical about a plane through the axis of rotation, except for a flat or convex leading-edge portion 24 of the face which extends within that surface so as to produce a convergent air flow and an air bearing between the head 14 and a tape 16.
Patent GB-162494-A (GB)
Title: Improvements in rotary fluid meters
IPC: G01F1/11
Filed: 1920-03-19
Abstract: 162,494. Hodgson, J. L. March 19, 1920. Antifriction-wheel bearings.-A bearing for the spindle of a rotary gas meter of the impulse and reaction type comprises friction wheels preferably four in number B, C, D, E, and an end thrust device carried in a housing containing oil. The housing is provided with an overflow pipe X for any water that may be condensed in the housing. The end thrust device consists of a friction wheel R contacting with the end of the spindle at a point slightly displaced from the axis of the spindle. Alternatively, the spindle may have a spherical pivot pressed against a plate of hard material.
Patent GB-557396-A (GB)
Title: Improved mechanism for changing reciprocating rectilinear into oscillating rotary motion, and means for applying such mechanism to eye-shields, goggles, or the like, for the moving of viewing glasses
IPC: A61F9/06
Filed: 1942-06-15
Abstract: 557,396. Cam and tappet mechanism; goggles. PEABODY, F. June 15, 1942, No. 8183. [Class 97 (i)] [Also in Group XXIV] A member 18 is oscillated between two positions, determined by stops, by means of a rectilinearly reciprocating actuator, the member 18 having pins 20, 21, on diametrically opposite sides of its pivot 19, alternately engaged by the forked end of a rod 23 which is carried by a pivot 24 on a longitudinally slidable actuator bar 25 and is restrained by a spring 39 connecting it to an anchorage 40; the member 18 may carry viewing glasses movable into and out of position over openings in parallel plates 11, 14 forming an eye-shield for embodiment in a welders' mask. As shown, the bar 25 is guided at its end 26 by a clip 27, and near its other end by slots 32 in a fixed bracket 29 ; it is moved against the action of a spring 37, by pressing a lug 33 on its end towards the bracket 29. Extension pieces 34 may be secured to the bracket 29 and lug 33, and may be operated by the welder's lips. The forked end of the rod 23 causes the rod to turn about its pivot, under the restraint of the spring 39, when it engages the pin 21 so that it does not foul the other pin 20 during that stroke ; during the next operative stroke it engages the pin 20 and turns to miss the pin 21. Arcuate slots 22 permit the pins to extend through the plate 11, and portions 45 turned down from the plate 11 form stops for the member 18. The member 18 may carry glass screens 47 held by rubber strips 49 beneath viewing openings 48, and may have two openings, as shown, or may have four openings and be of disc form.
Patent GB-311757-A (GB)
IPC: F41A5/18
Filed: 1929-03-14
Abstract: 311,757. Soc. Anon. des Anciens Etablissements Hotchkiss et Cie. May 16, 1928, [Convention date]. Void [Published under Sect. 91 of the Acts]. Breech actions, sliding breech-block.-The rebound on impact of a member 1, such as the piston of a gas-operated gun, is reduced or prevented by means of a weight 6 which moves with the member 1 but is freely mounted therein against a spring 5, so that when the member 1 is suddenly stopped at the end of its stroke in the direction of the arrow 3, the weight 6 continues to move and strikes the end 5a of its recess in the member 1, thereby checking or preventing the rebound of the member 1.
Patent GB-1356362-A (GB)
Title: Device for cutting into slabs a block of not yet entirely solidified cellular concrete or another plastic material
IPC: B28B11/14
Filed: 1972-02-23
Abstract: 1356362 Cutting concrete blocks STORK AMSTERDAM NV 23 Feb 1972 8406/72 Heading B5A [Also in Division B8] A block 3 of cellular concrete, is cut into slabs while supported in a cage 9 that is capable of both rotation and translation. A cellular concrete block 4 is supported in its casting position on a trolley 14, which is moved along a pair of guides on to aligned guides 12 supported within the cage 9 by lazy-tongs 16, and is locked into position. A second trolley 13 is moved by supporting guides 11 and lazy-tongs 15 to engage the side of the block 4. A frame 6 that supports the cage 9 by rollers 8, is moved to the left on tracks 5, so that the cage 9 is rotated about its central axis 10 by a pair of attached locating lugs 17 engaging a fixed pivot pin 20. The block 4 is thus rotated through 90 degrees to a position 3, and the guides 12 and trolley 14 retracted. Cutting wires are moved vertically from the trolley 13 to cut the block 3 into slabs, the trolley 13 is unlocked and moved from guides 11 for transport away on further, aligned guides. An empty trolley takes its place, the tongs 15 are retracted, the cage 9 rotated back to the right, the empty trolley 14 removed along further guides, and the operation repeated.
Patent GB-462782-A (GB)
Title: Improvements in or relating to transmitting systems of telecinematography
IPC: H04N3/36
Filed: 1936-03-20
Abstract: 462,782. Television. COMP A G N I E POUR LA FABRICATION DES COMPTEURS ET MATERIEL D'USINES A GAZ. March 20, 1936, No. 8432. Convention date, March 29, 1935. [Class 40 (iii)] In a television transmitter for kinema films employing a cathode-ray tube and fluorescent screen, the scanning is effected in lines, e.g. horizontal, at right-angles to the direction of travel of the film, which is advanced uniformly, while the cathode-ray has imparted to it a component velocity at right-angles to the scanning lines, e.g. vertical, equal to and in the opposite direction to the movement of the film. In this way each image after the first is analyzed twice in succession, but the horizontal scanning velocity is made double that usually employed, so that each image is framed twice, instead of once, as normally, in <1>/25 sec., the ultimate effect being that use is made of the whole fluorescent screen, while at the same time the film is advanced at the normal rate of 25 images per sec.
Patent GB-1197921-A (GB)
Title: Process for the Purification of Mixtures of Dibasic Carboxylic Acids
Inventor: COSTAIN WINSTON
IPC: C07C51/44
Filed: 1967-02-22
Abstract: 1,197,921. Recovery of dicarboxylic acids. IMPERIAL CHEMICAL INDUSTRIES Ltd. 19 Jan., 1968 [22 Feb., 19671, No. 8480/67. Heading C2C. Mixtures of dicarboxylic acids which consist mainly of adipic, glutaric and succinic acids, and which are obtained as a by-product in the oxidation of cyclohexanol and cyclohexanone (with nitric acid) in the presence of a catalyst, for example a mixture of copper and vanadium salts, are purified by distilling the acids in steam at substantially atmospheric pressure. During distillation the temperature is preferably maintained between 250 C. and 300 C. using a ratio of steam to " nylon waste acids " preferably between 0.5 : 1 and 5: 1 by weight.
Patent GB-330640-A (GB)
Title: Improvements relating to dry gas meters
IPC: G01F15/00
Filed: 1929-03-15
Abstract: 330,640. Simpson, S., and Willey, & Co., Ltd. March 15, 1929. Addition to 282,964. Gas meters.-In a dry gas meter, lubricating oil is delivered from a storage tank to a distributing reservoir a which is divided by partitions a<2> into compartments a<1> from which tubes c lead to the working parts. The delivery pipe b<1> leading from the storage tank may be perforated so as to discharge directly into the compartments a<1> or may discharge into an annular trough d which is supported above the reservoir a by arms d<1> and is formed with a delivery orifice or orifices d<3> above each compartment a<1>. The orifices d<3> may vary in size according to the quantity of oil required to be delivered into different compartments or may be fitted with adjustable obturating pins or exchangeable nozzles. The reservoir a may be made of rectangular cross section. Specification 291,505 is referred to.
Patent GB-971357-A (GB)
Title: Dishwashing machine and operational cycle therefor
IPC: A47L15/00
Filed: 1963-03-04
Abstract: 971,357. Dish-washing machines. LING-TEMCO-VOUGHT Inc. March 4, 1963 [Feb. 11, 1963], No 8536/63. Heading A4F. Water is supplied to a dishwashing machine through a heating tank 55 via a solenoid valve 57 which is controlled by a timer to be opened and closed periodically to reduce the rate of flow through the tank 55 and increase the temperature of water delivered to the washing chamber 4 during a washing period. The tank 55 contains electric heating elements 64, 65, and the heated water is delivered therefrom to the washing chamber 4 via a pipe 58, an inclined trough 60, and apertures 61 to avoid backward siphoning. The washing water is sprayed over the dishes 17 by a rotary impeller 46 in a housing 47 having an opening 48 through which the spray passes. The impeller 46 is driven by an electric motor 45. The housing 47 is oscillated by a rod 49 connected to a crank arm 52 rotated by a motor 54. An electrical control system provides the following sequence of aparatus.- (a) The inlet valve 57 opens and the heating element 64 is energized. (b) Drain valve 23 closes and heating element 65 is energized. (c) Motors 45, 54 are energized to actuate the water distributer for a pre-washing operation. (d) Drain valve 23 opens and inlet valve 57 closes, and motors 45, 54 are de-energized. (e) The cycle is repeated with intermittent opening of the inlet valve 57 so that the water is heated to a higher temperature for the washing period. (f) The cycle is repeated with continuous opening of the inlet valve 57 for one or more rinsing operation(s). (g) Inlet and drain valves 57, 23 are closed with continued energization of the heaters 64, 65, so that steam is generated in the tank 55 and delivered to the washing compartment to condense on the dishes to rinse them in distilled water, and to heat them to facilitate drying.
Patent GB-1287995-A (GB)
IPC: H03C3/00
Filed: 1970-02-24
Abstract: 1287995 Pulse modulation; frequency modulation MOTOROLA Inc 24 Feb 1970 [10 March 1969] 8724/70 Headings H3R and H4L In a phase modulation circuit ramp signals are generated at 14 in response to R/F pulses from an oscillator 13 and compared at 15 with an audio signal from microphone 10 to produce width modulated pulses (a) Fig. 2, in known manner in which the leading edge varies in accordance with the modulating signal. These pulses are supplied via circuits 16, 18, which emphasize, Fig. 2(b), and attenuate Fig. 2(c), the high frequency components of the respective inputs of a comparator 20 which is provided with D.C. bias from 19 to establish the point at which the comparator changes state. The output of the comparator 20, Fig. 2(d) consists of narrow position modulated pulses which are supplied via a filter 21 to a frequency multiplier 22 to produce a phase modulated carrier wave. To increase the amount of phase shift the output of comparator 20 may be converted into a position modulated ramp signal which is coupled to a further comparator together with the audio signal. The output of this further comparator is then coupled through preemphasis and de-emphasis circuits to a final comparator and filtered and frequency multiplied as before.
Patent GB-104805-A (GB)
Title: Improvements in Machines for Cutting Off Lenghts of Glass Tubing.
IPC: C03B33/06
Filed: 1916-06-21
Abstract: 104,805. Morris & Whitham, and Allison, J. A. June 21, 1916. Cutting glass.-In a machine for cutting off lengths of glass tubing for subsequent use in the production of stems for metallic-filament electric lamps, the tubes are passed through a hollow rotating shaft into contact with an adjustable stop and are gripped by a chuck, nicked by a cutter, and broken off. The machine comprises a number of units each of which is of the form shown in Fig. 1. A tubular shaft d through which the glass tube i is passed is rotated continuously by means of a pulley e, and carries at the lower end a spring- pressed sleeve h<2> and the jaws h of the chuck. An adjustable stop o for the lower end of the glass tube i is carried on the end of a C-shaped lever p mounted on a shaft p'. In operation, a length of glass tube is passed through the shaft d on to the stop o; a cam on the driving-shaft s allows the spring-pressed sleeve h<2> to rise and close the jaws h on the tube. A circular cutter u carried by a reciprocating bar u<2> advances and nicks the tube, and the lever p swings back, thus withdrawing the stop o and causing a block x carried by the lever to snap off the glass. The circular cutter is slightly rotated by ratchet gear after each cutting operation. The parts return to their initial positions, and the operations are repeated.
Patent GB-735563-A (GB)
Title: Improvements in or relating to hitches for attaching agricultural implements to tractors
Inventor: CHAMBERS JOHN MALET
IPC: A01B59/06
Filed: 1951-04-14
Abstract: 735,563. Tractor hitch for agricultural implements. MASSEY-HARRIS-FERGUSON (SALES), Ltd., [formerly FERGUSON, Ltd., H.]. April 10, 1952 [April 14, 1951], No. 8746/51. Class 6 (1). A tractor power-lift for agricultural implements, such as a vineyard plough, has the spaced draught or lift links 1A bridged by a lateral drawbar 8, laterally spaced pin and hole or equivalent means being provided for coupling the drawbar and implement on vertical movement of the drawbar by using the lift links. The spaced pins 10, one of which is longer than the other, are fast with angle brackets 13 clamped at 16 to a square-section tool bar 17 to which the plough frame (not shown) is attached. This frame is supported by a superstructure including V-bars 14 to the apex of which the top link 2 of the tractor hitch is connected. To attach the implement frame, the drawbar is backed beneath the pins and lifted to engage first the longer pin 10 in one hole 9A. The other pin is then engaged by a turning and lifting movement of the drawbar, disconnection being prevented by cross-pins inserted in holes in the pins 10 from below. The lift links are provided with stabilizing links (not shown) to restrain side movement.
Patent GB-1528882-A (GB)
Title: Knife
IPC: B26B3/00
Filed: 1977-03-02
Abstract: 1528882 Table knives POPEIL BROS INC 2 March 1977 [5 May 1976 13 Dec 1976] 08808/77 Headings B4B A knife 15 comprises a blade 16 and a handle 18 provided with a flat base surface 64 for engagement with a work surface and an elongate finger opening 22 having its longitudinal axis lying at an acute angle with the axis of the blade thereby enabling a substantial torque to be applied to the blade. The handle, which is of plastics, is formed with finger grooves (65), Fig. 10 (not shown), enabling the knife to be used with the right or left hand. The knife is associated with a hinged cutting board 10 which is fully described in Specification 1,528,881.
Patent GB-1308155-A (GB)
Title: Polymer compositions and absorbent products treated therewith
IPC: D04H1/587
Filed: 1970-02-24
Abstract: 1308155 Surgical dressings JOHNSON & JOHNSON 24 Feb 1970 [25 Feb 1969] 8818/ 70 Heading A5R [Also in Divisions C3 and Dl] Surgical sponges containing absorbent cores or layers of non-woven fabric are treated with a composition, suitably in aqueous form, comprising a mixture of (a) a water-soluble polyvinyl alcohol, (b) a water-soluble polymeric carboxylic acid and (c) a crosslinkable acrylate ester polymer. The composition may also include a stabiliser to prevent deterioration of the sponge fabric and a wetting agent. The sponge fabric may be of wood pulp, viscose rayon, cuprammonium rayon, cellulose acetate, cotton, polyester or polypropylene.
Patent GB-1478095-A (GB)
Title: Tanks
IPC: B65D90/02
Filed: 1975-03-04
Abstract: 1478095 Securing tanks to foundations METAL-CLADDING Inc 4 March 1975 [6 March 1974] 8845/75 Heading EIT A cylindrical glass fibre reinforced plastics tank has its lower periphery formed with upper and lower radially outwardly extending annular flanges 56, 58, the lower one 58 of which bears on the support 13 and the upper one 56 of which is in slidable engagement with an anchorage 55 also secured to the support so as to permit radial expansion of the side wall structure of the tank. The lower flange may have a channel configuration and be filled with sand filled resin anchoring the lower end of a helical reinforcement tendon surrounding the tank.
Patent GB-219722-A (GB)
Title: Improvements in cylindrical grinding machines
IPC: B24B5/42
Filed: 1923-03-28
Abstract: 219,722. Marks, E. C. R., (Norton Co.). March 28, 1923. Cylindrical journal bearings; oil, removing. - In a double-head grinding-machine in which the work is driven from both ends, work head numbers 19 are formed integrally on a table 10 and have V-shaped aligned surfaces 20 which receive bearing-blocks 21 having partial cylindrical surfaces 23 to receive the work spindles 24. The spindles are held in position by caps 32 secured to the members 19 and each carrying two blocks 31 adjustable by screws 34, or each carrying lour blocks, angularly spaced in pairs at each end of the bearing. Surplus oil supplied to the bearings is thrown off at the ends of the bearings by thrust collars 70 and nuts 71, 72 on the spindles, and is returned to the wells 73 by guards 76, 77.
Patent GB-1214578-A (GB)
Title: Improvements in or relating to driving mirrors
IPC: B60R1/04
Filed: 1968-02-23
Abstract: 1,214,578. Driving mirrors for motor vehicles or the like. HAPPICH G.m.b.H. GEB. 23 Feb., 1968 [11 March, 1967], No. 8956/68. Heading B7J. A driving mirror comprises a duplex mirror support arm 1 integral with a base 2 to which is swaged (at 8) a U-shaped leaf spring 6, the inclined sections 13, 14 of the legs 9, 10 of the spring 6 engaging in snap-in fashion the rounded longitudinal edges 16, 15 of an aperture 17 formed in a roof frame member 18 of a motor vehicle, so that in the event of an accidental impact of an occupant on the mirror head 5 or part of the arm 1, the mirror is demounted. Locating lugs 23, on the base 2 have inclined faces which engage the lateral edges of the aperture. Moulded padding 27 is located by its lug 28 extending into a recess 29 in the base 2, and a web 31 of the padding 27 extends between the legs of the duplex arm 1 and has flanged edges which bear on the top faces of the legs. A roof lining 33 is provided.
Patent GB-426681-A (GB)
Title: Cylinders of internal-combustion engines
IPC: F02F1/10
Filed: 1934-03-22
Abstract: 426,681. Cylinders. M. G. CAR CO., Ltd., and KIMBER, C., Pavlova Works, Abingdon-on-Thames. March 22, 1934, No. 8984. [Class 7 (ii)] A cylinder liner 11 has a water or other liquid jacket 12 cast integralthere with and is held by a flange 16 betweer the cylinder head and the block, which is free from cooling. water connections Passages 17 allow dead water in the jacket to have access to the stream flow. ing through the head jacket. A packing 22 comprises a de. formable hollow ring containing gas under pressure.
Patent GB-250016-A (GB)
Title: An improved practising device for testing and recording the effective force of golf strokes or drives
IPC: A63B69/36
Filed: 1925-04-04
Abstract: 250,016. Ludford, W. April 4, 1925. Measuring the force of a blow.-A golf-practising device comprises a captive ball attached to a revoluble carriage, a train of parallel-toothed epicyclic gearing mounted on vertical pins above the carriage, a dial, an adjustable index and a holding-down member. The device comprises a base A, Fig. 1, with a vertical spindle C on which a carriage D is revolubly mounted upon a ball-bearing E. Washers G of felt are placed above and below the ball-bearing to produce quiet running. The golf ball, Fig. 4, which may have a central bushing N, is attached to two flexible wires having a broad pivotal connection with the carriage D, thus preventing the ball from travelling in an undulating course around the central pin C. Secured to the central spindle is a stationary toothed wheel Q and above this, revolubly mounted on a nut S, is a wheel R having one tooth less than the wheel Q. Both wheels gear with a pinion freely mounted on a pin projecting vertically from the carriage D. By this arrangement, for each revolution of the ball and carriage, the wheel R rotates a distance of one tooth. The upper surface of the wheel may be graduated in both directions for right and left handed players respectively, so that a reading in revolutions or in yards may be taken by means of a pointer attached to a knob U. The knob may be adjusted to set the pointer to zero before each stroke. The device may be secured to the ground by means of a twisted ground-pin which screws into the centre of the base. The ground-pin has a right-hand twist for a right-hand player and a left-hand twist for a left-hand player.
Patent GB-421799-A (GB)
Title: Improvements in motor vehicles
IPC: B62D61/08
Filed: 1933-03-25
Abstract: 421,799. Motor vehicles. AVIONS C. T. WEYMANN, 28, Rue Valentin, Levallois. Perret, Seine, France. March 25, 1933, No. 9053. Void [Abridged as open to inspection under Sect. 91 of the Acts, Sept. 27, 1932]. [Class 79 (iii)] A motor vehicle comprises two front non- steering wheels 1 driven from a front or rear engine 2 and a single steering wheel 6 at the rear end of a triangular frame 8 or a pair of twin steering wheels at the end of a tapered frame. The body shape may be thick and rounded at the front end, tapering to the rear and enclosing the wheels. Fig. 5 shows the substitution of a single rear steering wheel 6<a>, for the usual rear wheels 6<1> of an ordinary type of motor vehicle with a rear engine 2 driving front wheels 1.
Patent GB-102452-A (GB)
Title: Improvements in or relating to Casks and the like.
Inventor: SCOTT WALTER
IPC: B67C3/32
Filed: 1915-12-09
Abstract: 102,452. Scott, W. Dec. 9, 1915. Filling with liquids; purifying casks.-Casks or other enclosed vessels are first filled with water or some antiseptic solution, which is then displaced by carbon dioxide, and then beer or like liquid is forced in under pressure, thus compressing the contained gas.