baber/WOPTO huggingface dataset:
Patent GB-119206-A (GB)
Title: Improvements in Machinery Employed in the Manufacture of Concrete and the like Wall Blocks.
Inventor: MANNELL CHARLES JAMES
IPC: B28B3/02
Filed: 1918-05-15
Abstract: 119,206. Mannell, C. J., and Rose, R. May 15, 1918. Stationary - mould machines; moulds.-An hydraulic press for moulding concrete wall &c. blocks comprises a mould a provided with a movable plunger b connected to the press ram c and a cover d hinged at e, and under the influence of a spring f tending to raise it, the cover being locked in closed position by means of a catch h engaged by a projection i on a lever j carrying a roller m adapted to be engaged by a striking-plate n attached to the plunger b. In operation, a pallet o is placed on the plunger b, the mould is filled with concrete and strickled and a top pallet is inserted, after which the cover d is closed and locked and pressure applied to the ram c. Upon completion of pressing, the striking plate n engages the roller m to withdraw the projection i from the catch h, whereupon the cover is! raised by the spring f, the ram continuing its upward movement to discharge the moulded block. The mould a comprises side plates between which are bolted end plates a<1>, Fig. 3, one of which is grooved and the other beaded to form interlocking blocks.
Patent GB-558746-A (GB)
Title: Improvements in screw conveyors
IPC: B65G33/00
Filed: 1942-06-15
Abstract: 558,746. Screw conveyers. HOBBS, E. M., and NOVADEL, Ltd. June 15, 1942, No. 8167. [Class 78 (i)] A screw conveyer for feeding powdered material comprises a wire 1 of rectangular cross-section bent into the shape of a helix and enclosed within a casing 3 having inlet and outlet openings. As shown, the casing 3 is situated at the base of a feed hopper 6 and material is fed to the conveyer, which is connected to a shaft 4 driven by a gear wheel 5, through an opening 7 in the upper part of the casing and discharged into an outlet duct or a hopper 8. The length of the larger side of the cross-section of the wire, which extends radially of the helix, is between 0.175 and 0.33, and preferably 0.22, of the outside diameter of the helix. Specification 289,275, [Class 78 (i)], is referred to.
Patent GB-1458446-A (GB)
Title: Method of raising a submarine pipeline
IPC: F16L1/16
Filed: 1974-02-22
Abstract: 1458446 Lifting pipe-lines SIAPEM SpA 22 Feb 1974 [23 Feb 1973] 8249/74 Heading F2P A pipe-line 7 initially lying on a submarine bed as shown in Fig. 1 (not shown) is raised by means of a cable 1 which is attached to the pipeline head 2 and to a capstan 3 mounted on or within a vessel. When the head 2 is in the region of the water surface cables 4, 6 on cranes 8, 9 respectively are attached to the head 2 and a cable 5 on the crane 8 is attached further down the pipe-line 7 as shown. Cable 1 is then released and the pipe-line 7 is then cut just above its point of connection to the cable 5 so that the upper cut-off portion of the pipe-line 7 is then supported by the cables 4, 6 as shown in Fig. 3 (not shown), and cable 4 is then attached to the remainder of the pipe-line 7 so that the said remainder is then supported by the cables 4, 5, Fig. 4 (not shown). Crane 8 is fixed relative to the vessel, while crane 9 is mobile.
Patent GB-844773-A (GB)
Title: Improvements relating to metal-ceramics
Inventor: WHITE ALBERT EDWARD SUTHERLAND
IPC: C22C32/00
Filed: 1957-03-13
Abstract: A metal ceramic composition is obtained by mixing powders of particle size not greater than 300 B.S.S. and of 98% purity, of 75-90% molybdenum and the remainder alumina.  Mixing can be by milling in an inert liquid which is subsequently removed.  The composition is shaped with a temporary binder and then sintered under non-oxidizing conditions.  The article may be covered by a glaze, or the surface molybdenum converted to a Mo/Si alloy, in order to prevent oxidation of the article.  Specification 837,013 is referred to.
Patent GB-572267-A (GB)
Title: Improvements in or relating to laminated materials
IPC: B32B27/00
Filed: 1943-05-26
Abstract: 572,267. Compound sheet materials. JONES, W. Y. May 26, 1943, No. 8444. [Class 140] [Also in Groups X, XI and XXIII] A laminated material resembling plywood is constructed with wood veneers 7. Fig. 4, combined with a strengthening core 6 woven from textile threads and metal wires, as described in Specification 542,379, [Group IX]. The metal wires may be used as resistances in an electrical circuit so as to produce a heating effect, or they may be high tensile strength steel wires in which case the product can be bent in a small radius without breaking. The core is united to the veneers by means of a synthetic resin with the aid of heat and pressure. The veneers or the fabric may be impregnated with the resin, e.g., a methylated spirit solution of a phenol- or ureaaldehyde resin, or the resin may be applied to a sheet of tissue paper inserted between the fabric and the veneers. Vinyl resins may be used. The core 6 may be attached to layers of soft wood bonded to outer layers of hard wood. In Fig. 7, boards for flooring are formed of a core 13 of sawdust or wood chips bonded with synthetic resin, sandwiched between layers 14 of laminated material comprising an inner layer 15 of textile-metal fabric and an outer layer 16 of veneer. Or the layer 15 may be embedded in the core which is sandwiched between outer veneers. The compound laminated material may be formed into shapes involving curves in two directions by laying veneers 9, Fig. 6, diagonally on a mould 10, and securing them to the mould by staples 11 with layers 12 of textile-metal fabric between the veneers. The metal-wire fabric may be arranged so that the warps and wefts are perpendicular to the sides of the laminated material, or to give miximum tensile strength at 45 degrees for sheer loads, or two such layers may be used in combination. The laminated material may be finally coated with protective or decorative coatings. When heating wires are used the material may be applied to the manufactures of ducts in air-conditioning plants.
Patent GB-343780-A (GB)
Title: Improvement in wood snatch blocks for running out bare aluminium and copper conductors
IPC: H02G1/08
Filed: 1930-03-17
Abstract: 343,780. Snatch-blocks. ANDREWS, C. H., 3, Cross Lane, Eastcheap, London. March 17, 1930, No. 8527. [Class 78 (v).] A snatch-block for running out overhead electric conductors comprises wooden cheeks 1 separated at their lower ends by a wooden distance piece 2, metal straps 5 which extend down and are countersunk below the inner face of each cheek, a sheave pin 14 on which runs a wooden sheave 13 provided with roller bearings 21, and a pivotally mounted upper distance piece 8 of metal on which a swivel hook 12 is mounted.
Patent GB-398855-A (GB)
Title: Improvements in or relating to the manufacture of laminated non-splintering glass
IPC: B32B17/10
Filed: 1932-03-22
Abstract: An intermediate layer in laminated glass, consisting of a polymerized or interpolymerized, unsaturated organic compound, particularly a polyvinyl compound, is formed by evaporating unpolymerized compounds from a layer of a partially polymerized syrup by heating below the boiling point of the unpolymerized compound.  The syrup may contain a non-volatile softener. Examples describe the use of syrups prepared by partially polymerizing (1) vinyl acetate, by heating in the presence of benzoyl peroxide; (2) methyl acrylate.
Patent GB-969369-A (GB)
Title: Process for the preparation of acrolein or methacrolein by catalytic oxidation of prop? or isobutene
IPC: C07C45/34
Filed: 1962-03-06
Abstract: Acrolein and methacrolein are prepared by reacting in the gaseous phase and at elevated temperature propene or isobutene respectively and oxygen in the presence of a catalyst material comprising antimony and vanadium or antimony, vanadium and phosphorus, in the form of an oxide or oxides. The catalyst may be supported and may additionally contain bismuth oxide and, if desired, smaller amounts of oxides of Ti, Mn, Fe, Co, Ni, Zn, Sn, Cd, Pb, Cr and As. Examples are given. Acetaldehyde may be obtained as a by-product. Specification 864,666 is referred to.
Patent GB-278026-A (GB)
Title: Improvements in filling and indicating funnels for liquids
IPC: B67C11/02
Filed: 1926-03-31
Abstract: 278,026. Smith, C. C. March 31, 1926. Funnels.-A funnel for use in filling vessels with liquid comprises a mouth 1 having a stem 2 extended within the mouth at 3 and enclosing a float 4 connected to an indicator 5. The axis of the mouth 1 is obliquely disposed to the stem 2, so that the extension 3 is close to or flush with the wall of the mouth, and is out of the way of a supplying vessel. Openings 9 allow liquid to pass into the stem 2, and a baffle 10 is provided above the float and below the discharge openings 11. The lower end of the stem 2 is closed by a disc 12 provided with a drain-hole 13, and apertures 14 are provided in the float chamber to facilitate the entry o fliquid thereto. An adjustable support 7 is provided around the stem for varying the height at which the indicator becomes visible. The support 7 comprises a slit conical collar 15 and co-operating lock-nut 16 which compresses it on to the stem 2 at the desired position. In a modification, the mouth has an inwardly-curved flange at its edge to prevent splashing and the holes 9 are replaced by a gauze strainer. The support proper comprises a dished triangular plate 17. The float may be of cork or of hollow or inverted cup formation and of any suitable material.
Patent GB-516217-A (GB)
Title: A machine for constructing concrete road and like surfaces
IPC: E01C19/48
Filed: 1938-03-22
Abstract: 516,217. Road-making machines. WINKLER, K. March 22, 1938, Nos. 8832 and 8833. Convention dates, March 22, 1937, and March 7, 1938. [Class 107] A machine for making concrete roads comprises a hopper 10 having an upper vertical portion which gradually merges into a horizontal lower portion fitted with vibrating devices which have effect only upon the lower part of the hopper. The mouth of the hopper is of the same cross-section as that of the concrete layer, and the thickness of the layer may be varied by screw and nut adjusting mechanism 27 fitted to the lower section 25 of the rear wall 14 of the hopper. The upper section of this wall is also vertically adjustable. The hopper is resiliently supported on rubber members 12 carried by the main frame, and the lower portion of the front wall 13 carries vibrating mechanism 31 and a roller 44, the latter being adapted to level the foundation 11. Vibrating mechanism 32, comprising eccentrics mounted on a shaft 36, is also fitted to the rear wall section 25. The two vibrators are driven by a motor 33 which also actuates a tool 38 adapted to form laterally extending joint-receiving grooves in the concrete. The tool has a wavy lower edge and is fitted with mechanism which imparts to it a vibrating movement during its downward cutting operation. A ram 41 driven from the motor 33 by means of an eccentric 42 is mounted behind the tool 38. In a modification, the upper wall of the horizontal part of he hopper is formed with ribs adapted to produce longitudinal grooves in the concrete, and additional hoppers are mounted on the machine to supply these grooves with concrete to form marking strips in the road surface.
Patent GB-742700-A (GB)
Title: Improvements in or relating to aircraft fuel systems
Inventor: CAMPION LOUIS FREDERICK
IPC: B64D37/14
Filed: 1951-04-16
Abstract: 742,700. Diaphragm apparatus for discharging tanks. MINISTER OF SUPPLY. April 30, 1952 [April 16, 1951]. No. 8882/51. Class 102(2). [Also in Group XXIX] An aircraft fuel tank is divided into two compartments by a flexible dia. phragm ; compressed air is applied to one compartment and the fuel is thereby ejected from the other. As shown, the outer box structure 11 encloses the crash proof bag tank 12 which is divided into two compartments 13, 14 by the flexible diaphragm 15. Fuel is ejected from 14 up the perforated pipe 16 by the application of compressed air into 13. As the diaphragm 15 falls the bellows 18 extends down the pipe 16. In a modification, not shown, the diaphragm may be in the vertical plane.
Patent GB-309169-A (GB)
Title: Apparatus for the catalytic transformation of gases
IPC: C01B21/26
Filed: 1929-03-19
Abstract: 309,169. Soc. Anon. d'Ougree-Marihaye. April 7, 1928, [Convention date]. Catalytic apparatus for gas reactions and particularly for ammonia, oxidation comprises a heat exchanger containing tubes 3 through which the reaction gas passes, a distributor 7 serving to direct the gas on to the catalyst gauze 8, and a settling chamber 9 for the recovery of any catalyst carried away by the gases. A suitable proportion of the effluent gas is directed through the jacket 5 of the heat-exchanger.
Patent GB-372493-A (GB)
Title: Improvements in and relating to the regulation of the voltage of a.c. systems
IPC: G05F1/14
Filed: 1931-03-23
Abstract: 372,493. Transformers. FERRANTI, Ltd. and NORRIS, E. D. T., Hollinwood, Lancashire. March 23, 1931, No. 8897. Addition to 341,903. [Classes 38 (ii) and 38 (iv).] In a system as described in the parent Specification voltage regulation down to zero is obtained by means of a circuit the input of which consists of two coils 2, 3 in series, and the output of two coils 2, 8 in series opposition. The coil 8 is closely coupled to coil 3 and is of such size that, when the short-circuited winding 4 is in the position shown, the E.M.F. generated in it is equal to that in the coil 2 so that the E.M.F. across S1, S2 is zero.
Patent GB-485800-A (GB)
Title: Improvements relating to receptacles for refuse
IPC: B65F1/06
Filed: 1937-03-30
Abstract: 485,800. Refuse bins. CRASKE, H. March 30, 1937, No. 9029. [Class 26] A rubbish bin comprises a receptacle proper lined by a bag of paper, fabric or the like having its upper part folded down over the top rim of the receptacle and a lid resting on the rim and having a dependent flange of sufficient depth to cover completely the downwardly folded part of the bag, and an opening closed by a separate cover, preferably a hinged cover. The removable lid 4 covers the slit flap 3 of the bag 2, and is provided with hand grips 10, and a hinged cover 8, arranged to fit over a neck part 7 in the centre of the domed portion 5. An internal flange may be provided on the lid to rest on the rim of the bin. Specification 355,745 is referred to.
Patent GB-1110045-A (GB)
Title: A method of manufacturing non-magnetic, elastic metallic materials
IPC: C22F1/14
Filed: 1965-03-03
Abstract: A corrosion resistant non-magnetic material contains in percentage by weight <TABS:1110045/C6-C7/1> and is heat-treated by annealing at a temperature between 600 DEG C. and its melting point.  This treatment may be followed by heating to above 400 DEG C. and quenching at more than 1 DEG C./sec., while cold working to effect more than 20% reduction may follow either of the above treatments.  Optionally a final ageing treatment may be given consisting of heating at 200 DEG -550 DEG C. for not less than 1 minute.
Patent GB-653853-A (GB)
Title: Improvements in the manufacture of agglomerated blocks
IPC: B28B1/04
Filed: 1948-03-31
Abstract: 653,853. Tamping machines for moulding hollow blocks from concrete &c. SOC. D'- EXPLOITATION DES PROCEDES DE CONSTRUCTION P. ROUZAUD. March 31, 1948, No. 9066. Convention date, April 1, 1947. [Class 87 (ii)] Hollow blocks are made in a mould having an open bottom and side walls rigid with a top wall. The top has secured thereto cores 9 and partitions for separating one block from another, and has holes to receive tampers 8. The mould rests on a transfer plate supported by a table having cores 4a passing through holes in the transfer plate. Concrete falls from a hopper 31 to a feed box 34. A door 32 on the hopper is opened by a pin 40 on the box which engages a trip 41 on the door. The box is reciprocated by a pneumatic cylinder 38 to fill the mould. To facilitate filling, the box may have oblique partitions or the box or the mould may be vibrated. The tampers 8 are operated by a pneumatic piston 10. When the concrete has been tamped to the desired level, catches on the tamper carriage engage in vertical columns to hold the tampers stationary. The mould is then raised by pneumatic jacks 13, 12 to remove the mould from the blocks. The jack 13 is provided to give sufficient force for the initial separation of the blocks and the mould. The tampers are then released and moved upwardly. The mould is raised further by jacks 11 and, simultaneously, rods 23, attached to the mould, lift a wheeled carriage 26a to engage and lift the transfer plate. The plate with the moulded blocks is removed from the machine by a pneumatically operated fork 44 which engages a pin 45 on the carriage. The jacks may be controlled by hand or by clockcontrolled electromagnetic means. The Specification as open to inspection under Sect. 91 comprises also the use of two mouldlifting jacks, one replacing jacks 12, 13 and the other replacing jacks 11. The jacks acting successively on a cable which rotates a cam, the profile of which is such as to give a greater lifting force at the beginning of the movement of the mould. A vibrator may be placed on the mould or play may be provided in the drive of the pneumatic piston to facilitate removal. This subject-matter does not appear in the Specification as accepted.
Patent GB-466442-A (GB)
Title: Improvements in or relating to crankshafts of internal combustion or other engines
IPC: B60G3/20
Filed: 1936-03-27
Abstract: 466,442. Crank shafts; lubricating engines. NICHOLSON, T. M. March 27, 1936, No. 9102. [Class 80 (ii)] [Also in Group XXVII] Built-up shafts comprise a number of similar units formed of two circular webs 11, 12 connected by an integral crank pin 13, and formed with circular bosses 14. When the units are bolted together the bosses 14 are coaxial and form the journals of the shaft on which the ball races 15 are fitted. The peripheries of the webs are reduced in width at 50 in order that the outer races 20 may be free to rotate relatively to the inner races, and to be secured to the crankcase. The webs fit sufficiently close to internal ribs 21, Fig. 6, on the crank case to cause the formation of a permanent film of oil there and are formed with a passage 35 and external groove 37, so that oil passes from inlet ports 36 along the grooves 37 and passages 35 into passages 38, 39, 40, in the pins. Oil collects in a passage 41 which communicates through a non-return valve 43 with a sump 42. In the modified form shown in Fig. 7, an independent pin 13 is held in tapered holes in discs 11, 12 by locking nuts or rings 30. Juxtaposed recesses 31 on the bosses 14 receive ball races 15. At each end of the shaft is a member 34 for connection with a driven shaft. One boss 14 of a journal may be grooved to engage a rib on the adjacent boss. A modified method of uniting adjacent webs is shown in Fig. 8. The webs are drawn together by headed bolts 51, 52 which screw into a sleeve 48. A split septum 49 of the sleeve is bored to receive the tapered end 54 of a screw plug 53 by which the sleeve may be expanded to grip the webs.
Patent GB-681252-A (GB)
Title: Improvements in or relating to apparatus for supporting independently suspended front wheels of vehicles in raised position off the ground
IPC: B60P3/12
Filed: 1949-04-04
Abstract: 681,252. Vehicle dollies. MANN, EGERTON, & CO., Ltd., and CHAPMAN, H. H. April 3, 1950 [April 4, 1949; Nov. 30, 1949], Nos. 9121/49 and 30781/49. Class 108 (i). [Also in Groups XXX and XXXI] Breakdown recovery apparatus, a jack, a vehicle lift, trolley jack or jack crane or a dolly or the like is provided, for maintaining inde. pendently suspended front wheels of a vehicle in a position raised from the surface on which the rear wheels rest, with a beam 1 having seating pads 4 for supporting the front wheel suspension means, each seating pad being carried on a slide 6 which embraces and is guided by a top flange 7 of the beam, the slide having clamping means for securing the slide in a selected position on the beam. In Fig. 1 the seating pads consist of conical pieces to receive the saddles of the front wheel coil springs of a vehicle. These seating pads 4 may be inclined at an angle to the beam to suit a different kind of vehicle suspension. Fig. 5. In Fig. 8 the seating has a groove 9 to receive the vehicle torsion-bar and in Fig. 9 the groove is shown at right angles to the beam to receive an actuating lever for the torsion bar. In Fig. 5 the beam 1 is secured to a dolly by means of two depending rods 2 passing through bosses 3. In use the vehicle is jacked up, the dolly moved underneath, and the springs of the wheel suspension are then lowered on to the seatings 4 which have been adjusted along the beam into registering position. The suspension is then fixed to the beam 1 either by lashing 10, prevented from slipping off the beam by pegs 11, or by a strap 15, Fig. 1, provided with a buckle 16 and secured at either end to a slide 12. The slides 6 and 12 are both secured in adjusted position by means of set screws 8 and 13, respectively. In Fig. 8, the beam 1 is secured by bolts 18 to a member 17 to which is welded a peg 20 passing through a hole in a member 19 forming part of a jack arranged to lift from close to the floor. The member 17 is steadied on the member 19 by a screwed rod 21 which is extended between the members 17, 19 by turning a nut 22 housed in a slot of member 17. In Fig. 9 the beam 1 is supported at each end by a jack 25 in the manner shown, the jacks 25 being arranged in the well of a lift frame 23.
Patent GB-701808-A (GB)
Title: Synthesis of carotenoid polyene compounds having vitamin a activity
Filed: 1951-04-23
Abstract: Vitamin A-mono-acid is synthesized by condensing b -ionylidene acetaldehyde with an ester of isopropylidene malonic acid, preferably in the presence of a basic condensation catalyst, and thereby forming an a , a -dicarboxy condensation product and decarboxylating said a , a -dicarboxy condensation product to the corresponding a -monocarboxy compound.  The mono-acid may be reduced directly or after esterification by means of L1AlH4 to vitamin A alcohol.  The condensation may be effected using an alkali metal as condensation catalyst. Decarboxylation may be effected by heat alone or in the presence of an organic base and metal catalyst, e.g. a tertiary amine and a copper salt.  Saponification of the condensation product may be effected prior to decarboxylation.  Esterification of the vitamin A-alcohol may be effected by means of an alkyl halide in the presence of methyl ethyl ketone, an alkali metal halide and an alkali carbonate.  The cis vitamin A product may be converted to trans vitamin A by means of an isomerization catalyst, e.g. iodine. Specifications 633,749, 663,791 and 668,604 are referred to.
Patent GB-1207782-A (GB)
Title: Milling and other rotary cutters
IPC: B23C5/22
Filed: 1969-02-21
Abstract: 1,207,782. Milling cutters. MAYDOWN PRODUCTS Ltd. 21 Feb., 1969 [23 Feb., 1968], No. 9378/69. Heading B3K. A milling cutter e.g. an end mill 10 has cutting inserts 18 the cutting edges 26 of which are of sinuous outline. The inserts which may be of tungsten carbide are arranged so that in cutting, the peaks of one insert cover the troughs of the other inserts. The various edges may be distinguished as shown by marks 34.
Patent GB-342590-A (GB)
Title: Improvements in driving arrangements for aircraft propellers
IPC: B64D35/00
Filed: 1930-03-24
Abstract: 342,590. Lubricating. BARBAROU, M. J. B., 28, Boulevard d'Argenson, Neuillysur-Seine, France. March 24, 1930, No. 9400. [Class 12 (ii).] The tail end of a hollow propeller shaft 4 is housed in a blind-ended bush in the crankshaft 7, and the bore of the shaft is sealed next the thrust bearing 2 by a spring plug 33. Oil under pressure is forced into the shaft 4 from the crank shaft and lubricates the thrust bearing 2 through a duct 35. An oil retaining thread 37 is machined on shaft 4 to prevent escape of oil from the bearing 2.