baber/WOPTO huggingface dataset:
Patent GB-692515-A (GB)
Title: Improved liquid dispensing device
Inventor: GRAVES KENDAL HENRY
IPC: B67D1/14
Filed: 1951-01-19
Abstract: 692,515. Delivering measured quantities of liquids. HEATH, Ltd., W. H. Oct. 29, 1951 [Jan. 19, 1951], No. 1512/51. Class 106 (v). A liquid dispensing device, particularly for beer, comprises a measuring vessel 1 secured to a base 4 between end caps 2 and 3 by a nut 25, a plug cock 7 controlling separate supply and discharge passages 15 and 17 respectively and a float 8 of plastic or like material mounted within a cage 23 on a rod 24 and closing a shrouded air vent 9 when the measuring vessel is full. The plug of the cock is pressed inwards by a spring 20 adjustable by a cap nut 18 and has a striker pin 29 for operating a counter. A wire 28 prevents the float from falling to the bottom of the cage. By making the air vent small, a pressure is created above the beer and frothing is reduced.
Patent GB-981520-A (GB)
Title: Industrial trucks
IPC: B62B5/06
Filed: 1964-01-14
Abstract: 981,520. Spring-applied disc brakes. YALE & TOWN Inc. Jan. 14, 1964 [Jan. 29, 1963], No. 1546/64. Heading F2E. [Also in Division B7] A steering - traction unit 10 is rotatably mounted on an industrial truck and comprises an electric motor 17 upon the shaft of which is mounted a brake disc 30 having cooling vanes 30a. A brake member 32 having friction pads 33 is mounted on a pair of rods 25 which slide in tubes 27 structurally connected to the unit, and is urged into braking engagement with the disc 30 by a pair of springs 40 acting between the lower ends of the tubes 27 and a cross member 26 connected to the rods. The brake member 32 is slidable on the rods 25 and is urged by a spring 35 against stop nuts 36 by means of which brake adjustment is permitted. A steering handle 20 is pivoted at 21 to the unit and comprises a cam 47 having dwells 53, 49 and cam surfaces 52, 51. A lever 42 bears against an adjustable screw 45 threaded in the member 26 and mounts a roller 46 urged into engagement with the cam 47 by a spring 48. In the position shown in Fig. 2, the brakes are engaged by the pressure of springs 40 which is also sufficient to maintain the lever 20 in a vertical position. To operate the truck, the handle 20 is moved to the full line position of Fig. 5 whereby the cam surface 52 acting on roller 46 holds the brakes disengaged. The brakes are re-engaged when the lever 20 is restored to the vertical or is lowered to the broken line position of Fig. 5. The cam surface 51 provides a stop member for the lever 20 in its vertical position.
Patent GB-620382-A (GB)
Title: Improvements in machines for distributing manure and other material
IPC: A01C3/06
Filed: 1947-01-17
Abstract: 620,382. Manure distributers. BAMFORD. C. J., and BAMFORD, H. V. Jan. 17, 1947, No. 1562. [Class 6(i)] A manure distributer, of the type having an endless conveyer feeding manure to rotary beaters, is provided with driving means for the conveyer comprising a lever 14 pivoted between its ends and acted upon at one end 20 by a cam 10, against the action of a spring 26, the opposite end 21 being connected by a link 22 to a lever arm 24 fulcrummed coaxially with a ratchet wheel 17 which drives the conveyer. Further, the ratchet wheel is rotated intermittently by a spring-loaded pawl 25, acting on the side of the ratchet wheel remote from the cam. The cam 10 is mounted either upon the live axle 11 of the land wheels or upon one of the wheels. A retaining pawl 28 is provided to obviate slipping of the ratchet wheel 17. A bellcrank lever 31, mounted on the pivot 15 of the lever 14, carries a projection 38, operable to raise the end 20 of the lever 14 out of contact with the cam upon actuation of a pull-rod 33.
Patent GB-449561-A (GB)
Title: Improvements in and relating to tobacco pipes
IPC: A24F1/00
Filed: 1935-01-17
Abstract: 449,561. Tobacco pipes. WARWICK, T. M., Shirley, Chellaston Road, Chellaston, Derbyshire. Jan. 17, 1935, No. 1564. [Class 130] A tobacco pipe is provided with a stem b bored through to the bowl c, diverging passages d, e bored from the top of the wall of the bowl and communicating with the bore of the stem at different points, the bore between the passages d, e being closed by a sleeve or liner h in the stem. The passages d, e are closed at the top by a screwed or other plug g. The sleeve h may be integral with or screwed or fitted in the mouthpiece i and has perforations k to admit the smoke from an annular space j. A solid extension m on the sleeve h has an enlarged end o for cleaning the bore of the stem when the sleeve is withdrawn.
Patent GB-865132-A (GB)
Title: Improvements in grinding lens blanks
Inventor: ASHWORTH STEWART IVES
IPC: B24C1/00
Filed: 1959-01-16
Abstract: 865,132. Abrasive blasting. ABRASIVE DEVELOPMENTS Ltd. May 4, 1959 [Jan. 16, 1959], No. 1604/59. Class 60. A lens blank is ground by projecting on to it from a gun abrasive particles in a body of water or other liquid the projection being assisted by air under pressure supplied to the gun. The abrasive particles are preferably aluminous oxide or silicon carbide of 60-120 mesh and are mixed with water in the proportion 40% abrasive and 60% water by weight. The mixture is supplied to the gun by a pump at a pressure of 20-60 p.s.i. Air at 80-100 p.s.i. is supplied to the gun. The gun is maintained at a predetermined distance of 2-6 ins. from the lens blank during relative traverse. The gun 2, Fig. 1, is reciprocated on a guide 3 and the lens blank A is mounted by pitch on a rotating cast iron head 1. In a modification, Fig. 3, the lens blank B is curved in one direction only, the gun 2 reciprocates in this direction on guide 7, and there is reciprocation of holder 5 and/or guide 7 longitudinally of the blank.
Patent GB-370077-A (GB)
Title: An improved appliance, for playing a table game simulating hockey
IPC: A63F7/06
Filed: 1931-01-19
Abstract: 370,077. Table games. FROUD, H. G., 876, Jervis Street, Vancouver, Canada. Jan. 19, 1931, No. 1678. [Class 132 (ii).] Apparatus for playing table games comprises a rectangular board having side and end walls from which project partition members to form stalls 2 and goal areas 3. Two players, each having a short stick, endeavour to drive a ball into the goals.
Patent GB-245941-A (GB)
Title: Improved device for use more especially in holding studs during the formation of the second screw thread thereon
IPC: B23G7/00
Filed: 1925-01-20
Abstract: 245,941. Hampton, J., and Mark, J. Jan. 20, 1925. Chucks; sockets.-A chuck for holding screwed articles such as studs has a power-driven stem A with a ball-end B. Jaws C, C<1> are pivoted on studs G projecting from the ball end B and are closed by the tapered end M of a sleeve axially moved on the stem A by a hand-actuated fork not shown. Movement of the jaws is adjusted by grub-screws P. Laterally screwed pads H secured by screws J engage the work piece. A stop V is locked in the forward position, against the urge of a spring b when the jaws are closed, by a cam g carried by the stem A, and is released on the rearward movement of the sleeve.
Patent GB-103696-A (GB)
Title: Improvements in the Manufacture of Chromates.
Inventor: NICOLAAS GERHARD
IPC: C01G37/14
Filed: 1916-02-09
Abstract: 103,696. Vis, G. N. Feb. 9, 1916. Alkali chromates are obtained by treating a chromium ore, such as chromite, with fused caustic soda, with or without sodium carbonate or with a mixture of caustic potash and potassium carbonate at a temperature well below 1000‹C. at atmospheric pressure and with the injection of air or oxygen, the reaction being effected in metal vats or vessels. The carbonates may be mixed with lime, and fusible salts, such as sodium chloride, may be added. The fused mass is treated with water and filtered, the filtrate being then freed from silica, alumina, and carbonates by diluting and boiling with lime. The filtrate is concentrated to separate, first added salts, such as sodium chloride, and then alkali chromate. The caustic alkali remaining, containing a little chromate, is evaporated to dryness and used again. Specification 1046/72 is referred to.
Patent GB-1505598-A (GB)
Title: Anaerobic treatment of waste
IPC: C02F1/02
Filed: 1976-01-19
Abstract: 1505598 Anaerobic treatment of waste HITACHI Ltd 19 Jan 1976 [22 Jan 1975] 01988/76 Heading C1C A method for the treatment of bacteriologically digestible waste comprises the successively performed steps of (i) adjusting the pH to not more than 3À5; (ii) maintaining at not less then 60‹ and not more than 200‹C. for a period of time; (iii) neutralizing the waste to a pH between 5 and 8; (iv) subjecting the waste to anaerobic digestion. The period of time may be not less than 1 minute and not more than 10 minutes. The waste treated may be sewage sludge or domestic garbage.
Patent GB-969722-A (GB)
Title: Catalytic hydrocracking of high-boiling oils
IPC: C10G65/12
Filed: 1963-01-16
Abstract: Hydrocarbon oils boiling above 600 DEG  F. which contain metal contaminants including sodium are treated to remove metal contaminants prior to catalytic hydrocracking of the oils. Preferably oils boiling above 600 DEG  F. is distilled to separate a vacuum gas oil from a residium which latter is deasphalted and the deasphalted oil, if desired together with the gas oil, is treated to remove metals e.g. by contact with alumina, silica-alumina, cracking catalysts, molecular sieves, certain resins, by oxidation with chemical reagents or with air or oxygen in the presence of chromium oxide or oxygen transfer agents or preferably by hydrogenation at 350-800 DEG  F. and 200-3000 p.s.i.g. in the presence of supported cobalt molybdate, nickel-tungsten sulphides, molybdenum sulphide, tungsten sulphide or nickel-molybdenum sulphides. The treated oil may have insoluble metal fines then removed by a physical process. Sodium should be reduced to below 16 p.p.m. preferably below 2 p.p.m. and heavy metals other than iron to below 0.5 p.p.m.  The oil is then hydrocracked at 400-900 DEG  F., 500-5000 p.s.i.g. an LHSV of 0.2-10 with 2000-15,000 SCF of hydrogen per barrel or feed in the presence of an acidic or non-acidic cracking catalyst carrying a hydrogenating-dehydrogenating component in the form of an oxide, sulphide or other compound of one or more metals of Group V, VI, VII and VIII.  If preferred the vacuum gas oils may be catalytically cracked and the cycle oil subjected to the hydrocracking with the demetalled residuum.
Patent GB-214711-A (GB)
Title: Improvements relating to weather guard attachments for protecting the wind-screens of motors or like vehicles
IPC: B60J3/00
Filed: 1923-01-23
Abstract: 214,711. Marks, E. C. R., (Ainsworth Manufacturing Co.). Jan. 23, 1923. Clamps, screw.- Relates to weatherguards for the windscreens of motor and like vehicles of the kind which are pivotally mounted at each side upon brackets 8, Figs. 1 and 2, formed with pairs of clamping- jaws 13, 14, Fig. 5, adapted to embrace the main standards 1 of the wind-screen. According to the invention one jaw 13 of the clamp is formed integrally with the bracket 8, and the coacting jaw 14 is provided with flat guide member or extension 16 adapted to slide along a flat bearing surface 17 on the jaw 13 so as to prevent any relative rotation between the jaws with consequent shearing stress upon the screws 15 when the latter are operated. The jaw 13 is formed with an L-shaped groove 13<1> and with a V-shaped groove 13<11> so that it may grip standards of rectangular or oval section respectively, while, for the purpose of gripping standards of channel or similar section, an auxiliary detachable clip 19 may be arranged between the jaws 13, 14. Rotatably mounted in the brackets 8 are pivot members 9 having extensions 22 to which the weather-guard 5 is attached by means of screws 24 engaging slots 23 in the guard, the arrangement permitting lateral adjustment of the brackets 8 to fit standards of various widths apart.
Patent GB-606992-A (GB)
Title: An improved box for enclosing an electric cable joint
IPC: H02G15/10
Filed: 1946-01-23
Abstract: 606,992. Junction boxes. HENLEY'S TELEGRAPH WORKS CO.; Ltd., W. T., and BATTEN, F. J. H. Jan. 23, 1946, No. 2193. [Class 38 (i)] A box for protecting a cable joint comprises an assembly of similar concrete body sections 1, 2, 3 held together by tie-rods 5, 6, 7, 8 passing through holes or notches in metal end plates 15. The body is provided with a lid preferably consisting of sections 11, 12, 13 having flanges 9 which overlap the top of the body. The end sections of the lid are provided with position ribs 14. As shown, the side walls are provided with holes for the tie-rods, but in a modification the rods are arranged outside the box. The armouring of the cable 16 is secured to the end-plates 15 by bolts 18 and a clamping ring or plate. Gaskets are preferably provided between each body section and the end plates, and the box is filled with compound. Fig. 4 shows a part of a box for a joint in a three-core cable. Partitions 10 divide the end sections 1, 2, 3 from the middle sections 4, 5. The sections 1, 2, 3 are shaped as shown in Fig. 6 to economize in compound, whereas the sections 4, 5 have vertical inner sides and a flat base, Fig. 5 (not shown).
Patent GB-607042-A (GB)
Title: Improvements in or relating to internal heating systems for buildings
IPC: F24H3/00
Filed: 1946-01-23
Abstract: 607,042. Radiators for heating buildings. HURLEY, M. Jan. 23, 1946, No. 2286. [Class 64(ii)] In an internal heating system of the kind in which a heat radiating unit is inserted in an aperture in the dividing or partition walls between two adjoining rooms of a building so that heat is radiated from opposite sides of the radiator into both rooms when the radiator is functioning, the radiator unit is mounted in the aperture of the wall by means of flexible clipmembers which are secured to the radiator structure and brought into clamping engagement with the edges of the aperture so that the radiator is flexibly suspended and free to move expansibly. The radiator 6, which may be of the oil loaded electrically heated type such as that made under the Registered Trade Mark " Hurseal," is mounted in aperture in the wall 1 between the rooms by means of pairs of profiled sections 19, each having a claw 20 and a flange 21. Flanges 21 are attached to flanges 13, 14 on the radiator, the claws 20 gripping the sides of the wall, a space between the clip and the wall permitting clips 19 to flex on expansion of the radiator without displacement of claws 20. The radiator 6 is formed of metal sheets 7 with vertical liquid passages 11, horizontal passages 12. Liquid is introduced at not less than 140‹F. through plug 15 and aperture closure members 16, 17 are then fitted, to form a tell-tale seal. An electrical heating element 18, with thermostat 18b is sealed in the lower part of the radiator.
Patent GB-1360175-A (GB)
Title: Hydraulic pr'ssure regulating apparatus
IPC: G05D11/00
Filed: 1972-01-18
Abstract: 1360175 Valves H HœNI 18 Jan 1972 [22 Jan 1971] 2400/72 Heading F2V Each of a pair of hydraulic pressure regulators 3, 4 is connected to pipes 1, 2 to maintain equal pressures at points a, b. An increase in pressure at point a is applied through a pipe 11 to the upper surface of an actuator 7 for the regulator 3 and through a pipe 13 to the lower surface of an actuator 8 for the regulator 4. The latter is thus moved in the opening direction while the other regulator is moved in the closing direction until the pressures at a and b are again equal. If the pressure at b increases, it is applied through pipes 12 and 14 to reverse the operation of the actuators.
Patent GB-1178661-A (GB)
Title: Improvement in and relating to Electric Motor Arrangements
Inventor: ISHIZUKA SUKEHITO
IPC: H01C7/02
Filed: 1968-01-17
Abstract: 1,178,661. Control of A.C. motors; induction motors. MATSUSHITA ELECTRIC INDUSTRIAL CO. Ltd. 17 Jan., 1968, No. 2507/68. Headings H2A and H2J. [Also in Division H1] A single-phase induction motor has a main winding associated with a starting winding in series with a resistor whose value increases appreciably with a rise in temperature so that the current through the starting winding is reduced after a period sufficient to allow the motor to reach full speed. A capacitor may be included in series with the starting winding and resistor, and a further capacitor may be permanently in series with the starting winding. The resistor is attached to the casing of the motor at a point near to the blades of a fan or impeller which is driven by the motor shaft. After the motor is switched off, the fan continues to run by inertia and supplements the cooling of the resistor in preparation for re-starting. The resistor may be composed of barium titanate with additives of aluminium oxide, silicon dioxide, lead oxide, or tin dioxide. The resistor is formed as a disc with aluminium electrodes combined with films of zinc or copper to facilitate the attachment of wires.
Patent GB-214185-A (GB)
Title: Improvements in gaseous-pressure apparatus for raising liquid fuel
IPC: F02B1/00
Filed: 1923-09-27
Abstract: 214,185. Sokal, S., (Norddeutsche K³hlerfabrik Akt.-Ges.). Sept. 27, 1923. Direct gas-pressure apparatus, automatic; valves for pressure fluid, actuation and arrangement of.-In a device for feeding liquid fuel from a low main tank into an intermediary vessel arranged above the engine carburettor, a single pipe is used to supply alternately the tank with pressure and the vessel with fuel therefrom. A combined gas-pressure and vacuum, single-chamber apparatus has a vessel 1 connected by a gravity-actuated valve to the carburettor, and by a fuel feed and gas pressure pipe 2 containing a flap valve 18 to a supply tank 8. Exhaust gases from the engine enter at 4, pass through gauze pipes 14, 15 and a reducing-valve 8 to a storage chamber 16, and, when the valve 11 is down and the float 7 up, pass valves 10, 11 to the tank. When the float sinks, the tappet and spring togglelever mechanism reverses the valve 11, and pressure gases in tank 3 force fuel into vessel 1. The partial vacuum in the engine intake manifold connected at 5 may assist in the charging. The float finally cuts off and breaks the vacuum by actuating valves 12, 13 when the discharge valve 32 opens. Accumulation of fuel in chamber 16 is discharged by pressure on the opening of a hand or pressure-operated relief valve 9.
Patent GB-951911-A (GB)
Title: Hair-clipping instrument
IPC: B26B19/14
Filed: 1963-01-21
Abstract: 951,911. Hair-clippers. L. N. STRIKE. Jan. 21, 1963, No. 2574/63. Heading B4B. [Also in Division F2] A hair clipper comprises a housing containing a motor 6 having a rotary output shaft 7, the motor having secured thereto a bracket 8 formed with a tapped hole 23 in which is removably secured a tubular clipper element 9 within which is a clipper element 10 having a shaft 32 which is driven from the shaft 7 by means of a resilient non-metallic sleeve 36 whereby vibrations and noise from the motor present in the shaft 7 are absorbed in the sleeve. The elements 9, 10 are formed with openings 30, 34, Fig. 3, to provide cutting-edges 31, 35.
Patent GB-1178142-A (GB)
Title: Improvements in or relating to a Photographic Camera with Pivoted-Flap Shutter
Inventor: BOEHM SIEGFRIED
IPC: G03B9/44
Filed: 1967-01-18
Abstract: 1,178,142. Flap shutters. PENTACON DRESDEN KAMERA-UND KINOWERKE VEB. Jan. 18, 1967, No.2694/67. Heading G2A. In a modification of the shutter of Specification 1,175,743, each of the two elements itself consists of a pair of similar elements. The upper pair comprise an outer arcuate part 20 carried by side arms 15, and an inner arcuate part 20b carried by side arms 15b. Part 20 is flanged inwards at its upper end 20a, and part 20b is flanged outwards at its lower end 20c. The elements 15 and 15b are mounted on a common pivot pin 17, and springs 18a tend to rotate them away from each other. This separating movement is limited when the flanges 20a and 20c engage each other (position of Fig. 2, not shown). A similar lower pair of elements comprise an outer arcuate part 21 carried by side arms 16, and an inner arcuate part 21b carried by side arms 16b. Part 21 is flanged inwards at its lower end 21a, and part 21b is flanged outwards at its upper end 21c. The elements 16 and 16b are also mounted on pin 17, and also have springs 19a which tend to rotate them away from each other. This separating movement is again limited by engagement of the flanges 21a and 21c with each other. As in Specification 1,175, 743, the length of each arcuate part is less than the height of the film gate 12, so that the shutter may be accommodated in a single lens reflex camera. The operation and control of the shutter, and of the pivoting mirror 5, are as in Specification 1,175,743. The double construction of each shutter element enables the flexible opaque curtains of Specification 1,175, 743 to be dispensed with. Fig. 1 shows the shutter elements in the initial cocked position, with mirror 5 in the "view-finding" position. Fig. 3 shows the position when mirror 5 has been retracted out of the exposure path, and the lower pair of shutter elements have been pivoted downwards to uncover the exposure aperture. Fig. 2 (not shown) is the position when the upper pair of shutter elements have also been pivoted downwards, so terminating the exposure.
Patent GB-1556382-A (GB)
Title: Cationic water soluble azo dyestuffs
IPC: C09B44/00
Filed: 1976-01-23
Abstract: The dyestuffs are free of carboxylic acid and sulphonic acid groups and correspond to the formula (I) <IMAGE> in which R, R<1>, Y, A, K<(+)> and X<(-)> have the meaning given in Claim 1. They are prepared by diazotising an aromatic amine of the formula (II) <IMAGE> and coupling the resulting diazonium salt with a pyridone of the formula (III) <IMAGE> or coupling it with an acylacetic acid ester and then reacting the coupling product in the presence of a catalyst and of a solvent with a salt of an acetamide containing a cationic group.
Patent GB-233396-A (GB)
Title: Improvements in rubbing appliances for use in washing clothes and the like
IPC: D06F1/00
Filed: 1924-02-02
Abstract: 233,396. Robertson, H. D. Feb. 2, 1924. Gloves.-A rubber mitten for washing clothes and having thumb-holes B is formed with a roughened, grooved or ribbed surface A on which the clothes are rubbed. An extension covering a portion of the arm of the user serves as a guard and increases the rubbing surface.
Patent GB-185700-A (GB)
Title: Improvements in or relating to electrically operated stop-motions for textile and other machines
IPC: D01H13/16
Filed: 1921-04-27
Abstract: 185,700. Derry, R .H. April 27, 1921. Operating belt forks and the like.-The circuit of an electrically operated stop-motion for textile and other machines is closed by a mercury cup the cover of which is provided with a depending tubular portion 13 to protect the contact surfaces from dust or " fly." The cup may contain petroleum which floats on the surface of the mercury. A lever 4 over which the intact lap, sliver, roving, yarn or thread passes normally withholds the contact rod 10 from the mercury, and upon breakage of the lap &c. the dosing of the circuit operates the stop-motion by or through any appropriate known means, but preferably energizes an electromagnet which releases the retaining catch of the belt shifter as described in Specification 183,147.