baber/WOPTO huggingface dataset:
Patent GB-114473-A (GB)
Title: Improvements in connection with Internal Fittings for Steam Generators and the like.
Inventor: MACFARLANE OLIVER PRESCOTT
IPC: F22D7/02
Filed: 1917-04-04
Abstract: 114,473. Macfarlane, O. P. April 4, 1917. Partitions and baffles in water space; priming, preventing.-Apparatus for promoting the circulation in boilers comprises saddle-like or other chambers B partially surrounding the furnace flues or tubes and of gradually increasing area from the opening upwards, the chambers being surmounted by one or more hoods C of expanding area from one end to the. other and of semicircular or arcuate form in cross-section. The outer ends of the hoods,are fitted with comb-like plates E to prevent priming. In a boiler having two or three flue-tubes, a partition is fitted be. tween the tubes to provide separate circulation currents to each of the saddle-like chambers. The chambers may be supported by stays secured to angle-irons on the boiler shell. In a marine boiler, vertical plates surmounted by semicircular hoods are fitted between nests of fire-tubes, and a transverse plate is fitted at the front end of the combustion chamber. In a locomotive boiler, oppositely arranged hoods over the fire-box end of the tubes direct circulation-currents towards both ends of the boiler. Reference has been directed by the Comptroller to Specifications 23576/11, 24019/13, 22985/14, and 10664/15.
Patent GB-226768-A (GB)
Title: Improvements in the disposition of the tubes of the tubular set in surface condensers or like apparatus
IPC: F28B1/00
Filed: 1924-02-26
Abstract: 226,768. Soc. des Condenseurs Delas. Dec. 29, 1923, [Convention date]. Addition fo 224,195. Surface condensers - Condensers accord ing to the parent Speci fication are constructec so that groups of tubes b<1>, b<2>, b<3> with drip plates g lying on one side of a central ver tical plane are inclined at the same angle to that plane as those b<4>, b<5>, b<6> lying on the other side.
Patent GB-516666-A (GB)
Title: Improvements in and relating to electric motor control systems
IPC: H02P27/04
Filed: 1939-02-15
Abstract: 516,666. Control of A.C. motors. BRITISH THOMSON-HOUSTON CO., Ltd., LIDDIARD, H. W. C., and PETCH, T. H. Feb. 15, 1939, No. 4977/38. [Class 38 (iii)] Braking.-In a haulage system in which means effect disconnection of the driving motor 1 from its source of normal frequency and connection to a source of low frequency when the cage is a predetermined distance from its checking level, variable resistance is inserted in the rotor circuit of the motor when the low frequency connection is made so that the braking torque ,can be regulated. For normal operation the appropriate reversing contactor 5 or 6 is operated, and an associated contactor 3 or 4 also operated to prepare the low frequency connection. Limit switches effect opening of the main contactor 5 or 6 and closure of a contactor 7 so that the motor is connected to the low frequency supply which may be given by a Scherbius type machine 2. Simultaneously resistance is inserted in the rotor circuit and cut out in steps. At the checking level a switch disconnects the motor and a brake is applied. Specification 512,237 is referred to.
Patent GB-755549-A (GB)
Title: Improvements relating to glazing apparatus for lipstick or other meltable substance in stick form
Inventor: HUNT FRED
IPC: A45D40/16
Filed: 1954-02-19
Abstract: 755,549. Glazing apparatus for lipsticks, &c. METROPOLITAN-VICKERS ELECTRICAL CO., Ltd. Feb. 10, 1955, No. 5015/54. Class 81(1). An apparatus for glazing sticks of a meltable substance e.g. lipstick, comprises one or more carriers 6 for the sticks 8, which may be contained in holders 7, mounted on a moving belt or chain 1, each carrier or holder having a friction, toothed or equivalent surface 12 which engages with a rack 13 to rotate the inverted stick while moving through heating unit 10 and cooling unit 11. The carrier moves at a speed such that the surface layer of the stick is melted on passing through the heating unit and cooled in the cooling unit to produce the glazed surface. The heating unit may consist of a naked gas/ air flame but an intra-red heater having electrically energised elements or gas heated infra-red panels is preferred. Cooling is produced by air from fan 15 or a compressed air supply.
Patent GB-1455602-A (GB)
Title: Polymerisation of olefins and catalysts therefor
IPC: C08F4/60
Filed: 1974-02-04
Abstract: 1455602 Supported olefin polymerization catalyst NIPPON OIL CO Ltd 4 Feb 1974 [9 Feb 1973] 05052/74 Headings C3P and C3S Olefins are polymerized using a catalyst comprising (a) an organo-metallic compound and (b) a titanium and/or vanadium compound supported on a solid carrier which is the reaction product of (i) an anhydrous magnesium dihalide, (ii) silicon tetrachloride and (iii) an organic hydroxy compound. Examples refer to the polymerization of ethylene or ethylene propylene, using hydrogen, in hexane, and catalysts comprising (a) Et 3 Al or Et 2 Zn, and (b) (i) MgCl 2 , (ii) SiCl 4 , and (iii) EtOH or phenol or mixtures thereof or the monomethylether of glycol.
Patent GB-982919-A (GB)
Title: Improvements relating to heat storage apparatus
IPC: F24H7/04
Filed: 1961-02-10
Abstract: 982,919. Heat-storing apparatus. FIRTH CLEVELAND Ltd. Feb. 10, 1961 [Feb. 11, 1960], No. 5060/61. Heading F4U. A transverse flow blower 7 as described in Specification 876,611 draws ambient air through a filter 4, Fig. 1, and forces it through a duct 2, passing through a heat store 1, to an outlet 12. A thermal element 11 in the outlet opens a bypass valve 10 when the outlet air temperature rises excessively. The motor (not shown) for the blower is located in a thermostaticallycontrolled convection flue 14. As shown in Fig. 4, two blowers 39, 40 are located in lower end compartments 37, 38 between which lies a central compartment 33 disposed beneath the heat store and from which air ducts lead through the store to an outlet compartment 35. The separator between compartments 33, 35 is an apertured plate 44 normally closed by a sliding apertured plate 46 which is slid by thermal elements 47, 48 to open by-pass apertures 45, 49 between compartments 33, 35 when the outlet air temperature is too high. Blowers 39, 40 are respectively of high and low capacity and exhaust into compartment 33 through flap valves 41, 43. The former is opened by air pressure as soon as blower 39 is started. The latter is normally held closed by a bimetallic element heated from the heat store and mounted in the valve. When fan 40 is started, however, it blows cold air on to the valve and the latter is opened by the thermal element. Specification 982,920 also is referred to.
Patent GB-471038-A (GB)
Title: Improvements in carburettors for internal combustion engines
IPC: F02M9/10
Filed: 1937-02-19
Abstract: 471,038. Spray carburetters. LETFUSS, W., and STADLER, M. Feb. 19, 1937, Nos. 5076 and 5077. Convention dates, Feb. 20, 1936 and June 10, 1936. [Class 7 (iii)] The mixing-chamber is provided with blade springs 3 which are adjustably fixed in position on the engine side of the fuel jet to allow their resilience to be altered. Each spring is curved around a bolt 4 and has one end inserted in a slot in the bolt. The free ends of the springs pass through slots 5 in the mixing - chamber, or extend outwardly beyond the end of the chamber. The outward deflection of the springs is limited by blade springs 6, which bear against screws 8 and are fixed at one end to screws 7. To prevent the blades from moving towards one another due to excessive suction, one or more openings 9 are provided in the blades beyond the fuel jet.
Patent GB-439454-A (GB)
Title: Improved means for delivering whitewater in paper and paperboard machines
IPC: D21F1/32
Filed: 1935-02-16
Abstract: 439,454. Filtering liquids. HENSHALL, H., Thames Mills, Purfleet, Essex. Feb. 16, 1935, No. 5118. [Class 46] [See also Group VIII] White water of paper-making machines &c. is filtered through a tube c, Figs. 1 and 2, containing a straight-edged rotating blade a, the edge passing across the inner ends of a longitudinal series of fine perforations d in the tube c. The blade a, which may be of " fibre," fabric, or metal, may be detachably mounted on, or cast with, a rod b to which are also cast spiders e which allow the white water, admitted at one end of the tube c to flow freely along it. The rod b extends through a stuffing-box g at the other end of the tube to receive a sprocket j. Sludge scraped off by the blade a is ejected when a recess in a spider l comes opposite an outlet k at each revolution of the rod b. The spiders e may each have arms only adjacent the blade a.
Patent GB-1036211-A (GB)
Title: Improvements in tea-drying machines
Inventor: RIDLER WILLIAM FREDERICK ALLAN
IPC: F26B17/04
Filed: 1963-02-08
Abstract: 1,036,211. Drying tea. MARSHALL'S TEA MACHINERY CO. Ltd. May 8, 1964 [Feb. 8, 1963], No. 5157/63. Heading F4G. Tea is dried in a chamber 2, Fig. 1, on vertically spaced rows of perforated trays (not shown) to which chamber hot air from a stove 1 is supplied by a fan 6 through a main air duct 8 branched into a first duct controlled by a flap valve controlled by lever 9. A second duct 7 leads a portion of the hot air to an air chest 11, Fig. 3, below the upper flight of a perforated plate conveyer 14 which feeds the tea to the chamber 2. A flap valve 12, controls the air flow to the air chest, and the duct 7 may be formed below ground. A rotating adjustably mounted leaf spreader 17 is mounted above the conveyer 5, and temperature-sensing devices are mounted above the valve 12 and conveyer 14.
Patent GB-903365-A (GB)
Title: Granulated fertilisers and the production thereof
IPC: C05B19/00
Filed: 1960-02-12
Abstract: A granulated fertiliser consists solely of ground basic slag in which case the grain size is between 0,55 and 0,5 mm, or comprises ground basic slag and other constituents in which case the grain size is between 0,35 and 2,5 mms, the granulation having been effected by introducing the fine grained material into a fluidised bed chamber which is devoid of a grating and into which is blown from below a stream of hot gas which expands the solids into a freely floating fluidised layer.  The liquid binder which may be water may be added to the solids outside the granulating chamber or sprayed into the granulating chamber independently of the introduction of the solids. The hot gases may be at a temperature of at least 600 DEG C and preferably 800 DEG C. Potassium salts may also be present.  The optimum grain size is 0,8 to 1,0 mm for basic slag alone and 1 to 1,5 mm for the mixed fertiliser.ALSO:A granulated fertiliser consists of ground basic slag having a grain size between 0,15 and 1,5 mms., preferably 0,8 to 1,0 mms.  Granulation may be effected by introducing the fine grained material into a fluidised bed chamber which is devoid of a grating and into which is blown from below a stream of hot gas which expands the solids into a freely floating fluidised layer. The liquid binder which may be water may be added to the solids outside the granulating chamber or sprayed into the chamber independently of the introduction of the solids.  The hot gases may be at a temperature of at least 600 DEG C. and preferably 800 DEG C.
Patent GB-190946-A (GB)
Title: Water tube boiler
IPC: F22B21/00
Filed: 1922-02-22
Abstract: 190,946. Golby, F. W., (Baker Steam Motor Car & Manufacturing Co.). Feb. 22, 1922. Coiled-tube superheaters.-Relates to watertube boilers of the semi-flash type in which a central drum is surrounded by generating, superheating and feed-water heating coils. Steam is delivered by the pipe 16 from the generating coils 11 into an upper extension of a standpipe 7 and fills a number of large pipes 18 which are connected to upper and lower rings 17. A steam collector pipe 20 in the upper ring 17 has a, delivery pipe 19 which passes to the conical superheating coils placed between the economizer 2 and generating coils. The superheated steam is delivared by the pipe 35 to the engine. The superheating coils are arranged in pairs, the upper coil of the pairs being connected in series and the lower coils similarly, the two sets being parallel. The coil connections are made by upstanding loop members. Annular baffle plates 36, 37 separate the three sets of coils.
Patent GB-490474-A (GB)
Title: Improvements relating to the tufting carriages of axminster looms
IPC: D03D39/06
Filed: 1937-02-22
Abstract: 490,474. Axminster loom tufting- carriages. ROBINSON, J. E., and FIRTH & SONS, Ltd., T. F. Feb. 22, 1937, No. 5183. [Class 142 (ii)] A carrier bar 6 for the tubes has the usual end brackets 9 secured thereto furnished with means 16, 18 for attaching the carriage to the endless chain, the spool being supported by spring plates 22 which pass through spaced openings 17, 21 in the brackets 9 and are not secured thereto, but may be retained in position by inserting a bent end 25 between the bar 6 and a reinforcing lug 10 in the bracket. Alternatively, a bent end 25 of each spring plate 22 may be pushed between the wooden bar 6 and a reinforcing metal ferrule 8 or may be screwed or riveted to the latter. The bar 6 may be recessed at its ends to receive the plates. Each plate may have a hole 30 to accommodate the projecting end of the screw 19 used for securing the bracket 9 to the bar 6. The plate has a hole, eyelet, or bush 33 for the spool trunnion and a longitudinal guiding groove 36 therefor. Its central portion may have side lugs for preventing lateral displacement of the spring strip 18. Each spring plate may be additionally tensioned by being acted upon by a coil spring accommodated in a longitudinal recess in the bar. In a modification the corner bar comprises a metal cube, the bracket 9 having a lug 10 screwed to the tube, whilst a lug 27 screwed to the tube is screwed to the bracket, the bent end 25 of the plate 22 being inserted between the lug 27 and the bar 6. In addition it may be secured directly to the inner surface of the hollow bar by screws, rivets, soldering, &c.
Patent GB-1151151-A (GB)
Title: Improvements in Trays.
Inventor: COPPARD FRANK PETER
IPC: A47G19/02
Filed: 1967-02-03
Abstract: 1,151,151. Trays. F. P. COPPARD. 15 Jan., 1968 [3 Feb., 1967], No. 5255/67. Heading A4A. A tray for supporting containers comprises a palette or tray provided with recesses for supporting the containers and a hole for insertion of the thumb, the sides of the thumbhole being tapered inwards or beaded to provide a smooth portion in contact with the thumb.
Patent GB-771630-A (GB)
Title: Improvements relating to the rolling of metallic powder
IPC: B22F3/18
Filed: 1955-02-22
Abstract: 771,630. Making composite metal strip; rolling. HECK, F. Feb. 22, 1955 [March 1, 1954], No. 5258/55. Classes 83 (2) and 83 (4). [Also in Group V] In a rolling mill for rolling metallic powder on to a backing strip 3 and having oblique rolls 1, 2 a feeding bunker 5 is provided in front of the vertex of the lower roll 2. The outlet of the bunker is adjusted by a movable wall 8 and the charging is effected from a larger bunker 6 with a shaking shoot 10 mounted on resilient means 11. The transporting of powder over the lower roll 2 is effected by roughening the roll or by moistening with petroleum, glycol, &c. Fixed side guides 4, Fig. 2, confine the strip at the edges. The strip may be roughened and both sides may be covered by turning over and repeating the operation or by using a second bunker which supplies powder to the top of the strip 3.
Patent GB-427135-A (GB)
Title: A holder or container for an electric torch, spotlight or the like
IPC: B60Q3/02
Filed: 1934-02-17
Abstract: 427,135. Vehicle luggage - holders. EVER READY CO. (GREAT BRITAIN), Ltd., Hercules Place, Holloway, and SHEPPARD, A. H., Beechwood, Broad Walk, Winchmore Hill, both in London. Feb. 17, 1934, No. 5294. [Class 103 (ii)] [See also Groups XI and XXV] A sleeve 1 for holding an electric torch 8 when not in use is secured as by means of a flange 3 within an opening in a vehicle dashboard 2, the torch being detachably held in the sleeve as by means of three rollers 6, carried by resilient arms 7 and projecting through slots 5.
Patent GB-933651-A (GB)
Title: Improvements relating to arrangements for reducing cumulative errors of length in assemblages of components, for example on a pump shaft or in a pump housing
Inventor: HALLETT LOUIS BERTRAM HENRY
IPC: F04D1/06
Filed: 1961-02-13
Abstract: 933,651. Securing rotors on shafts. SUMO PUMPS Ltd. Feb. 8, 1962 [Feb. 13, 1961], No. 5298/61. Class 80 (2). [Also in Group XXVI] To obtain relative adjustment of the spacing between adjacent components on a shaft or in a housing, such as plastic impellers on a radial pump shaft or plastic stage casings within a pump housing, the components are provided with steps which abut the adjacent components, the steps projecting axially from the end faces of the components so that the distance between any two components can be varied by angular adjustment of one component with respect to the next component. As shown, the plastic impellers 1 of a radial pump are mounted upon a shaft 2 and each have a number of steps 13 at one side which engage a single step 16 at the opposite side of the next adjacent impeller. The shaft 2 is of hexagonal cross-section, and co-operates with a similarly shaped hole in each impeller, so that by removing an impeller from the shaft, rotating it, and replacing it upon the shaft, a different step 13 is engaged with the single step 16 upon the adjacent impeller. The gaps 9 between the impellers 1 and the stage casings 3 mounted in the pump housing 4 can accordingly be adjusted. As a modification, the steps can be formed on the abutting surfaces of the pump stage casings 3.
Patent GB-103737-A (GB)
Title: Improvements in or relating to Sheaf Binder Harvesting Machines.
Inventor: WELLS FREDERICK BRUTON
IPC: A01D59/00
Filed: 1916-04-12
Abstract: 103,737. Wells, r. B. April 12, 1916. Sheafing or binding apparatus.-To regulate the delivery of sheaves to the ground, the passage of the crop to the knotter is subjected to the control of the driver. The crop is delivered by the conveyers A, B on to a hinged trip board E supported by a spring and controlling the binding-apparatus. A link a connects the board E with a cranked arm c<1> on a rock-shaft c longitudinally adjustable in bearings on the main frame. The rockshaft carries a disk f provided with a stop-notch f<1> on its periphery, which is adapted to be engaged by a pin g' on an operating-lever g pivoted on the rock-shaft c. A coiled spring h is secured at one end to the lever g and at the other to the rock-shaft. The tension of this spring may be increased or decreased, and thus the resistance offered by the trip board E to the weight of the crop thereon decreased or inereased, by moving the lever g to the one side or the other. The lever is locked in its adjusted position by a spring pin engaging a locking- plate d. The top board E may be positively depressed by moving the lever until the pin g<1> engages the stop f<1>. In a modification, the rock-shaft is divided, the two parts being connected by two sleeves, round which a spring connected to a sleeve at each end is wound.
Patent GB-722995-A (GB)
Title: Improvements in or relating to road vehicles driven by internal combustion engines
IPC: B60K13/02
Filed: 1951-03-06
Abstract: 722,995. Silencing gaseous currents. FONE, R. F., and GERNAEY, A. H. June 6, 1952 [March 6, 1951], No. 5380/51. Class 7 (2). [Also in Groups X and XXXI] In a vehicle having a compression ignition engine, a perforate ceiling is arranged below the roof of the vehicle body to form with the roof an unobstructed ventilation passage which is connected by a hollow member and ducting, which has a pulsation damping portion, with the air induction manifold of the engine whereby air is extracted from the interior of the body by the engine. As shown the invention is applied to a double deck omnibus, an elbow 12 of the air induction manifold of the engine 11 being connected by a flexible tube 13 and a connection 14 to the ducting 15 built into the corner between the left rear end of the driver's cab 16 and the lower deck front window panel 17. The ducting 15 which may be fitted with a venturi and has a cross sectional area equal to that of the induction air manifold, is connected to a resonance box 20, which has vertical baffles 22....25 radiating from an inlet orifice 26. To the orifice 26 is connected a tube 30 which is connected by a resilient tube 31 to a conduit 32 housed within a vertical structural member between the two upper deck front windows. The conduit 32 is connected to a passage 33 in the central region of the space between the front portion of the roof and the adjacent ceiling. The passage leads to a longitudinal extending central ventilation passage defined by the perforate ceiling 34 below the roof 35 and longitudinal members 36, 37. The cross sectional areas of the passage 33 and the ventilation passage are equal to that of the induction air manifold and the cross sectional area of the perforations two to three times thereof. Alternatively the upper and lower decks may each have a perforate ceiling providing two ventilating passages separately connected to the induction air manifold. The invention may be applied to a vehicle having an under floor engine or an enclosed van for the conveyance of food. Specification 660,204, [Group X], is referred to.
Patent GB-556860-A (GB)
Title: Improvements in or relating to electrical signalling systems
IPC: B66B19/06
Filed: 1942-04-22
Abstract: 556,860. Electric signalling systems. AUTOMATIC TELEPHONES & ELECTRIC CO., Ltd., and THOMPSON, G. W. April 22, 1942, No. 5382. Drawings to Specification. [Class 40 (i)] In a mine shaft signalling system in which a step-by-step switch controls the indicator circuits, as described for instance in Specification 510,612, a group of relays is provided, one for each destination signal, to ensure that such signals are maintained until the end of the wind in spite of action and possibly caution signals that may be received subsequently, the relays being interlocked however, so that an incorrect destination signal may be cancelled by the transmission of the correct one. The group of relays is arranged as a unit which may be readily wired between the switch contacts and the indicator. Specification 193,128, [Class 40 (i)], is referred to.