baber/WOPTO huggingface dataset:
Patent GB-519912-A (GB)
Title: Improvements in or relating to fluxes for the joining of metals and alloys
IPC: B23K35/04
Filed: 1938-11-14
Abstract: 519,912. Fluxes. BRITISH OXYGEN CO., Ltd. and SMITH, C. COULSON-. Nov. 14, 1938. No. 33036. [Class 82 (ii)] [Also in Group XXII] A flux for use in joining metals and alloys comprises a boron compound, e.g., boric acid. boric anhydride, or an alkali metal borate, a strongly oxidizing salt of an alkali metal, e.g.. a chlorate or perchlorate, a heavy metal carbonate which is decomposed by heat and can be reduced to metal by carbon, e.g., ferrous. nickelous, cobaltons, or cuprous carbonate, and a carbonaceous reducing agent, e.g., a saccharate or a sugar such as glucose, which is present in sufficient amount to reduce all the heavy metal oxide formed. Up to 30 per cent. of an alkali metal chloride may be present, the chloride being added particularly when the flux is to be used for ionising metals such as cast iron. The flux may be used in powder or paste form ; in the latter state it may be applied as a coating to a welding or brazing rod, borax being preferably incorporated in the flux as a hardening agent. The flux-coated rod may be provided with a protective film which preferably comprises collodion but may be, for example, shellac or lacquer applied in alcoholic solution. Specified fluxes contain potassium chlorate, ferrous carbonate, boric acid and glucose, with or without borax, or sodium chloride.
Patent GB-736767-A (GB)
Title: Improvements relating to universal joints for the transmission of torsional loads
IPC: F16D3/62
Filed: 1953-11-27
Abstract: 736,767. Flexible couplings. SOC. APPLICAZIONI GOMMA ANTIVIBRANTI S.A.G.A. SOC. PER AZIONI. Nov. 27, 1953 [Dec. 11, 1952], No. 33070/53. Class 80 (2). A flexible coupling comprises, connected between each pair of alternating axial pins 4 on shaft spiders 1, 2, a pair of elastic straps 10, 11 or 12, 13 of which the outer strap is bulged inwardly and inner strap outwardly so that, under load, the straps of a pair under compression, e.g. 10, 11, abut against each other at the middle and thus resist deformation, while the straps of a pair under tension, e.g. 12, 13, are free to straighten out. As shown in Figs. 1, 2, the straps 10, 12 ... and 11, 13 ... are parts of endless rings 5 and 6 which are riveted at 8 to ferrules 7 mounted on the pins 4. Alternatively, each strap 10, 11, 12, 13 ... may be secured individually to the ferrules. Each pair of straps 10, 11 or 12, 13 may form an endless band looped at its ends over the pins 4 in the manner of a hinge, or looped over separate pins 22, Fig. 5, projecting from plates 23 secured to the spiders or mounted on the pins 4. The straps may be of rubber or other elastic material or formed of layers of rubberized fabric bonded together.
Patent GB-486505-A (GB)
Title: Improvements in apparatus for gathering leaves or other litter from roads, parks or the like
IPC: E01H1/08
Filed: 1936-12-02
Abstract: 486,505. Removing litter from paths &c. JOHNSTON BROS. (CONTRACTORS), Ltd., and HOBBS, J. E. Dec. 2, 1936, Nos. 33089/36, 35734 /36, and 24628 /37. [Class 6 (ii)] [Also in Group X] A road-scavengering machine comprises a rotary cylindrical brush extending transversely of the machine and adapted to sweep litter forwardly to the inlet end or ends of one or more suction conduits, the latter being supported by a movable carriage which is movably mounted on rails extending transversely of the machine. In the construction shown, the machine comprises a frame 10 having an adjustable draw-bar 12 for connection with a towing vehicle. The frame carries an engine 14 which drives two rotary pumps 16 mounted one on either side of the frame. Each pump has a flexible inlet pipe 20 carrying a rigid tube 22 which is fitted with an end part 23 of rubber or like material. The tube 22 may be passed through an opening in a carriage which is supported by wheels 27 on rails 28 for movement transversely of the frame. An annular collar on the tube rests on the carriage and supports the tube at the required height above the ground. The carriage may be reciprocated by hand or by the engine 14. The rails 28 form the lateral members of a frame which is mounted between vertical guide bars and which can be raised and lowered by cables 32 connected to drums 34 driven by a handle 36. For cleaning road channels and the marginal edges of parks and the like the inlet conduits can be suspended from swivelling jibs 53 provided one on each side of the machine. These jibs can be swung laterally of the machine and may be provided with lifting and lowering means for the conduits. The outlet conduits 21 have nozzles 52 which deliver the litter to a receptacle in the tractor. A rotary brush 40 is arranged behind the inlet conduits and is adapted to sweep the litter forwardly towards these conduits. The brush is mounted on a pivoted frame 38 which can be raised and lowered by cables 45 actuated by a handle 49. In a modification the inlet end of the inlet conduit, or each inlet conduit, comprises a hood fitted with wheels and with a front baffle which has a hinged flap on its rear face. In another modification a nozzle, which may be divided into a number of sections, extends transversely over the full width of the vehicle. Additional nozzles extending lengthwise may be provided at one or both sides of the machine. Specification 425,014, [Group X], is referred to.
Patent GB-450068-A (GB)
Title: Improvements in the adjustment of steam engine centrifugal governors
IPC: G05D13/00
Filed: 1935-11-29
Abstract: 450,068. Speed governors. SISSON, H. T., Chosen House, Hucclecote, Gloucestershire, and FOWLER, P. S., The Ridge, Estcourt Road, Gloucester. Nov. 29, 1935, No. 33093. [Class 57] The weight of a centrifugal governor is loaded by a spring A the abutment B of which is adjusted by a wedge C moved by a lever D, one end of which carries a nut F threaded in the spindle J of a hand wheel H. Specifications 12919/00, 9220/02, 27677/06, [all in Class 57], 24152/09, [Class 122 (i)], 116,213 and 312,884, [both in Class 57], are referred to.
Patent GB-366152-A (GB)
Title: Improvements in or relating to the removal of soot and flue dust from the exterior heating surfaces of pipes of heat exchangers
IPC: F23J3/02
Filed: 1930-11-04
Abstract: 366,152. Cleaning heat exchangers. KOCHS & CO., Ltd., W. E., 301, Glossop Road, Sheffield.-(F÷ge, H. ; of Warmefang und Ventilatorbau, Am Brinken Hafen, Hanover, Germany.) Nov. 4, 1930, No. 33152. [Class 99 (ii).] In a heat exchanger of the type comprising a number of gilled pipes b, the pipes are cleaned bv chains a or like flexible members which are mounted in series in the spaces between the rows, each chain being adapted to move longitudinally and also from side to side of the space accommodating it so as to make contact with the adjacent sides of the pipes defining the space. Fig. 1 shows the chain suspended from a rotatable crank c, and Fig. 2 a modification in which the chain is suspended from a double swinging crank d by its ends to form a loop enclosing one complete row of pipes. The chains may be caused also to swing by securing them to rings e which are mounted in inclined grooves k on eccentrics e<1>, Figs. 6 and 7, or by imparting an axial movement to the crankshafts. The chains are preferably made with rectangular corners and roughened surfaces and provided with brushes.
Patent GB-847203-A (GB)
Title: Method and device for passing a liquid through containers or basins
IPC: C02F1/00
Filed: 1958-10-18
Abstract: 847,203. Gravity-separation apparatus. LAUTRICH, R. Oct. 18, 1958, No. 33335/58. Class 46. Untreated liquid introduced at 5, Fig. 1, to a tank 1 is divided by tongues 7 into two streams, one of these passing between the tongues along a "bridge" 8, (a continuation of the base 6), until it descends at 8a, Fig. 5, into a distributing channel 3, whence it flows through two rows of passages 9 into the tank interior. The second "stream" temporarily forms two portions, each passing outside one of the tongues 7 and descending at the edge 6a of the base 6, Fig. 4, the two portions recombining beneath the "bridge" 8 in a second distributing channel 4 communicating with the tank interior by passages 10. In Fig. 3 (not shown), distributing channels 3 and 4 are provided on the outside of a circular tank, but are divided by radial partitions into sectors each having a feed conduit 5 associated with it. In Fig. 7, liquid introduced at 19 flows partly into a distributing chamber 14 and partly through a supplementary conduit 20 into an upper distributing chamber 15. Solids from chamber 14 pass at 17 into a sump 13. Apertures for solids from chamber 15 may also be provided in the base 18 of chamber 15. In Fig. 9 (not shown), the upper chamber 15 is fed by overflow from a single pipe extending upwardly into it from outside the tank, whilst in the lower chamber, around that pipe, is arranged a funnel-shaped overflow in two parts, each fed by a separate pipe. In all cases the purified liquid may be discharged in an analogous manner. Fig. 12 shows such an arrangement at the periphery of a circular tank, Fig. 13 showing a cross-section where the upper discharge channel 26 communicates by overflow edge 30 with discharge conduit 31.
Patent GB-1134966-A (GB)
Title: Process and apparatus for preheating combustion air in furnaces for endothermal reactions
Inventor: WIESENTHAL PETER VON
IPC: B01J8/06
Filed: 1967-07-20
Abstract: 1,134,966. Heating air for combustion. ALCORN COMBUSTION CO.. 20. July, 1967, No. 33369/67. Heading F4B. Air for combustion in the burners of a tubulous fluid heating furnace, in particular a furnace for the catalytic reforming of hydrocarbons, is heated by heat transfer coils 7-in the air inlet passages fed from a heat exchanger 4 in a convection space 22 above the radiant heating spaces 13. The heat exchanger 4 and coils 7 form a closed circuit containing a suitable heat transfer fluid. Each burner has its own air inlet passage witha separate heat transfer coil 7, the coils 7 being connected in parallel.
Patent GB-726416-A (GB)
Title: Improvements in and relating to musical boxes
IPC: G10F1/06
Filed: 1953-12-01
Abstract: 726,416. Musical boxes. HARICOT, M. Dec. 1, 1953 [Dec. 13, 1952], No. 33380/53. Class 88 (1).  In a musical box the tune sheet comprises two identical perforated discs 26, 27 and a number of pins. Each pin has portions of reduced diameter 23, 24 at its ends and a central portion 25 of increased diameter. To set up a tune, the lower ends of a number of pins are placed in the desired holes in the lower disc 26, the second disc 27 is then placed over the pins (the upper ends of which fit into identical holes in the second disc), and the nut 31 is screwed up. The pins are held rigidly in position by the pressure of the two discs upon their central portions 25.
Patent GB-819538-A (GB)
Title: Improvements relating to the measurement of differential pressures
Inventor: HULLEY BERNARD JAMES
IPC: G01L13/02
Filed: 1956-11-01
Abstract: 819,538. Fluid-pressure servomotor control systems. SUNUIC CONTROLS Ltd. Oct. 16, 1957 [Nov. 1, 1956], No. 33393/56. Class 135. [Also in Group XIX] A lever 4, coupled to the diaphragm of a differential pressure gauge, Group XIX, is acted on by a fluid pressure servomotor system to maintain its position substantially constant. Air is fed under pressure to both a nozzle 14 close to the lever 4, and to a bellows 16 acting on a second lever 17, which thus applies an opposing force F to the lever 4 at Q. When steady, the pressure P 3  in the bellows 16 is proportional to the pressure difference being measured, and is transmitted by line 18 as an output signal. The position of Q may be made variable along the lever 4 and a dash-pot 19 may damp oscillation of the lever 4.
Patent GB-1056306-A (GB)
Title: Improvements in or relating to slewing and lifting arrangements for spray booms on spraying apparatus
Inventor: BREDSCHNEIDER BRUNO
IPC: A01M7/00
Filed: 1964-08-15
Abstract: 1,056,306. Crop-sprayers. BODENBEAR BEITUNGSGERATE VEB. Aug. 15, 1964, No. 33419/64. Heading B2F. A crop spraying &c. apparatus comprises a pair of spray booms 5, Fig. 9, adapted to be adjusted in height in their operative horizontal position by a pneumatic or hydraulic piston and cylinder device 8, a supporting frame for said booms including a member 4, links 6 and 7, and a pair of upper support members 9, in suspension cable 10 connecting a lug 12 on each boom to an end 13, Fig. 2, of the respective member 9, and a further suspension cable 11 common to both booms and adapted to slide through lugs 14 in cable casings 16 which in the operative position, Fig. 2, extend to a central stop 15. A cable 17 shorter than the maximum lifting range of the booms is connected between the stop 15 and a fixture 18 so that on actuation of the device 8 the booms are raised until the cable 17 becomes taut, after which the booms are pivoted towards the apparatus and may be coupled together at their ends. A pair of stops, Fig. 7 (not shown), may alternatively be used. In a modification, Figs. 10-12 (not shown) the whole lifting range is available for adjustment of the working height and the booms are collapsed by actuating the device 8 after a tractor driver &c. has pulled a drag line so that the stop 15 is engaged in the jaw of a member pivotally connected to the piston of said device.
Patent GB-625851-A (GB)
Title: Direct-fired unit air heater
IPC: F24H3/08
Filed: 1946-11-11
Abstract: 625,851. Air and gas heating stoves. RUSH, R. M. Nov. 11, 1946, No. 33444. Convention date, Sept. 4, 1945. [Class 64(i)] An air heater as described in Specification 554,401 has heat-exchange tubes which lead from a combustion chamber to a fluebox mounted on the outer casing of the heater with an exhaust fan on the external wall of the flue-box to draw the products of combustion through the tubes and fluebox from the combustion chamber. A combustion chamber 2 is arranged within an outer casing having side walls 3. 4, Fig. 2, and end walls 5, 6. A gas or oil burner 7 is so placed in a port 8 in the casing that the burning column of fuel and air is directed horizontally into the combustion chamber. The products of combustion are forced upwards by the far end wall of the chamber and then flow horizontally along the top of the chamber and finally downwards into passages 10 communicating through a header 13 with a bank of horizontal tubes 14. From the tubes 14 the waste gases flow through a header 15 into a second bank of horizontal tubes 16 and from these to a flue-box 17, provided with a regulating damper 19, and hence to an exhaust fan 18. A motor 22 drives simultaneously the exhaust fan 18 and three fans 20 which draw air into the casing. The incoming air heated in its passage over the banks of tubes and around the combustion chamber passes to the room to be heated through louvred cowls 25. The lower part of the combustion chamber is tory material 11, the upper side walls 27, 28 of corrugated metal being united to a flange corrugated metal being united to a flange on the plain sheet metal 26. The side walls 27, 28 are united at the top to an angle piece which closes the channels in the corrugations (as in Specification 554,401). Deflector plates 35, 36 are provided on the outside of the end walls and corrugated side walls of the combustion chamber. Specifications 618,428 and 625,852 also are referred to.
Patent GB-1169070-A (GB)
Title: Process for Producing Pyridoxal-5-Phosphate
IPC: A61K31/44
Filed: 1967-07-20
Abstract: 1,169,070. Pyridoxal-5-phosphate. KYOWA HAKKO KOGYO CO. Ltd. 20 July, 1967 [28 July, 1966; 14 Sept., 1966; 4 Oct., 1966], No. 33493/67. Heading C2V. Pyridoxal-5-phosphate is obtained by oxidizing photochemically pyridoxine-5-phosphate or pyridoxamine-5-phosphate in the presence of a compound which is capable of forming an electron transfer complex with the phosphate compound and which is an electron acceptor. An amine compound also may be present. In examples pyridoxamine-5-phosphate and pyridoxine-5-phosphate are oxidized in aqueous solutions by bubbling air through the solutions while they are illuminated, the solutions containing as compounds which form electron transfer complexes riboflavin, flavin mononucleotide, N-dimethylalloxadine, 6,7,8-trimethyl-lumazine, lumiflavin, flavin monophosphate and sulphanilic acid; some of the solutions also contain amino compounds, namely sulphanilic acid, aniline, 2 - amino - 2 - hydroxymethyl - 1,3 - propanediol, 1-amino-2-propanol and glutamic acid. Other compounds are mentioned.
Patent GB-466665-A (GB)
Title: Improvements in and relating to the construction of aircraft wings
IPC: B64C3/18
Filed: 1935-12-03
Abstract: 466,665. Aircraft wings. BAYNES, L. E., and ABBOTT, Ltd., E. D. Dec. 3, 1935, No. 33607. [Class 4] A cantilever-type aircraft wing comprises front and rear spars connected together by flat rigid sheet material which is independent of the wing skin. As shown the front and rear spars comprise wooden longerons 2 covered by strips or panels of plywood 1, the spars being crossconnected by upper and lower plywood sheets to form a box girder which is braced internally by transverse strut members 3 and perforated panels 4. The spar may also be reinforced by angle plates and brackets, it may also be made partially or wholly of metal and the panels 1 and 4 may be made from sheets of synthetic condensation products. Auxiliary vertical strips of material may be secured on the inner surface of the longerons 2. The wing ribs 6 may be perforated to thread over the spar and be secured in position by pegs or fillet strips. The wing may be secured to the fuselage by a three point attachment as described in Specification 416,543 for aligning the wing and fuselage when stowing the aircraft.
Patent GB-290966-A (GB)
Title: Movable eye for pictures on postcards, toys and the like
IPC: A63H33/22
Filed: 1927-12-12
Abstract: 290,966. Weinstein, A. May 21, 1927, [Convention date]. Pictorial mechanical toys; figures.-Relates to means for causing the movement of the eyes of toy figures or figures marked on postcards, and consists in mounting the eyes on a common carrier secured to the free end of a plate spring that is fixed at the other end and is disposed within a frame, attached to the rear of the figure. As shown, the eyes are marked on a. carrier g mounted on a plate spring k and viewable through holes in a card a. The Specification as open to inspection under Seet. 91 (3) (a) comprises also a construction wherein each eye is mounted on a. separate spring. This subject-matter does not appear in the- Specification as accepted.
Patent GB-487030-A (GB)
Title: Improvements in ventilators
IPC: F24F13/12
Filed: 1937-12-04
Abstract: 487,030. Ventilators. EARL. R. T., and EARL, R. A. Dec. 4, 1937, No. 33589. [Class 137] In a hit-and-miss ventilator comprising a fixed louvred apertured plate 5 with flanges 7 contacting with the edges of a wall opening and a slidable apertured plate 18 registering therewith, the latter is provided with an abutment 34 which engages a cam surface, such as the sides of a curved slot 35, on an actuating member 27 mounted on a boss 17, the actuating member having a pair of chains 31 on either side of the cam surface and the boss 17. The boss is integral with the stationary plate and passes through a slot 24 in the slidable plate, the latter slot preferably extending from an upper or lower edge of one of the apertures therein. The adjacent aperture is preferably provided with a partition 25 containing the slot, a partition being correspondingly provided in the fixed plate. The actuating member is kept in place on the boss by means of a collar 28. In a modification, the actuating member may have a single cam surface at the edge thereof, the abutment being held in frictional contact therewith by means of a spring acting on the slidable plate. The slots in both plates may be vertical, the slidable plate moving horizontally. The ventilator may be secured in position by the attachment means described in Specification 480,372.
Patent GB-343068-A (GB)
Title: Talking picture apparatus
IPC: G03B31/00
Filed: 1929-11-05
Abstract: 343,068. Optical-projection apparatus VISIONTONE TALKING PICTURES, Ltd., St. Lawrence House, Trump Street, King Street, London. Nov. 5, 1929, No. 33605. Convention date, Dec. 6, 1928. [Class 97 (i).] Synchronously driven sound reproducing apparatus and a kinematograph projector form a unitary structure removably mounted in a cabinet having a front recess 18; a panel 44 on the structure is housed in the recess 18, and the film-feeding mechanism 46, the projecting lens 50, and the necessary controls, are carried by it. The projection screen 32 is carried by a lid 82 connected to the cabinet by links 90, 92 so that it may be mounted in the position shown when in use. The projection beam is reflected to the screen 32 by a mirror 106 carried by telescopic rods 110 so that it may be housed within the cabinet. The panel 44 is illuminated by an electric light 74, the circuit being automatically closed when a door 16 is lowered. The cabinet comprises separate compartments housing the various parts of the apparatus, and the compartment containing the projection lamp is ventilated by means of a fan.
Patent GB-959783-A (GB)
Title: Digital data read-out device
IPC: H03M1/00
Filed: 1960-09-30
Abstract: 959,783. Shaft position encoders. SPERRY RAND CORPORATION. Sept. 30, 1960 [Oct. 13, 1959], No. 33616/60. Heading G4H. A coded disc has tracks of magnetic material which are formed in two halves A, B, one half being complementary to the other. Each track is sensed by an E-shaped head 4, the centre winding 6 of which lies over the mid-point 29 of the track. Interrogating pulses are supplied to winding 6 from a source 20, and the polarity of the pulse obtained from output 11 depends on which of windings 7, 8 is coupled to winding 6 by the track. Windings 7, 8 are in series opposition so that currents induced therein tend to cancel each other. A pulse generator 24 provides short sampling pulses to open gates 12,16 during the interrogating pulses. In an alternative embodiment, each track of the disc comprises alternate magnetic and non-magnetic portions, and is sensed by two C-shaped heads spaced an odd number of track divisions apart. having series connected energizing windings and having series-opposed output windings 7, 8.
Patent GB-1069009-A (GB)
Title: Multi-part ball-bearing slewing ring
Inventor: OHNRICH SIEGFRIED
IPC: B66C23/84
Filed: 1964-08-18
Abstract: 1,069,009. Bearings. INSTITUT FUR FORDERTECHNIK LEIPZIG. Aug. 18, 1964, No. 33741/64. Heading F2A. A slewing ring for a crane comprises a twopart rotatable ring (16, 17), Fig. 1 (not shown), which is supported on a stationary ring (15) by three rows of balls (5, 6, 13) arranged so that axial loads are transmitted by the balls (5, 6) and radial loads are transmitted by the balls (6, 13). Tracks (1... 4) for the balls (5, 6) are formed in said rings so that a line passing through the centre of each ball and the centres of the two associated tracks forms with a vertical line an angle (BE 1 ) within a range of 15 to 45 degrees. The centres of the balls (13) and those of the associated tracks (11, 12) lie vertically below the centres of the balls (6). In a modification, Fig. 2 (not shown), a line passing through the centre of each of the balls (13) and the centres of the tracks (11, 12) forms with a vertical line an angle (BE 2 ) which does not exceed 45 degrees. The angle (BE 2 ) in the arrangement according to Fig. 1 is zero. The parts (16, 17) of the rotatable ring are connected to each other by a spigot (20) and screws (18). The ring (15) is attached to a base (14) by screws (19). The various tracks may be surface hardened. The track (11) lies either on the radi - ally inner surface or on the radially outer surface of the stationary ring (15).