baber/WOPTO huggingface dataset:
Patent GB-671826-A (GB)
Title: Improvements in or relating to building or structural elements and building or otherstructures made therefrom
IPC: E04B2/36
Filed: 1949-03-10
Abstract: 671,826. Building elements; walls. LIVING STONE ESTABLISHMENT. March 10, 1949, No. 6627/49. Classes 20(iv) and 87(i) [Also in Group XV] A building block 2 comprises three substantially rectangular plates 4; 5 disposed in parallel spaced relation, the middle one 5 being displaced relatively to the outer ones 4 and being connected thereto by inclined webs 8. In modified constructions, the webs 8 extend from the upper edges of the outer. plates 4 to the upper edge or to the centre of the middle plate or one may .extend to the upper and the other to the lower edge thereof. The blocks may be provided with drip-edges 9, mortar grooves in the end faces and pointing grooves 17 in their edges. In a wall construction, U- shaped coping blocks 3 and T-shaped base blocks. 1 are employed. A modified wall construction, Fig. 7, includes Z-shaped blocks 14 in addition to standard blocks 13 and compound coping blocks 16. An arch formed of curved blocks includes an H- shaped key-stone.
Patent GB-1015884-A (GB)
Title: Electron tubes
IPC: H01J19/46
Filed: 1963-02-19
Abstract: 1,015,884. Producing electron tubes. HITACHI Ltd. Feb. 19, 1963 [April 7, 1962], No. 6706/63. Heading B3A. [Also in Division H1] In a tetrode having a coaxial, cylindrical electrode system, the control and screen grids 6, 7 are formed by assembling two metallic cylindrical blanks with interposed adhesive 17, providing a plurality of radially aligned slits in the blanks by electric discharge machining, mounting the two grids in the electrode system, and then removing the adhesive, e.g. by heating or chemical treatment.
Patent GB-563456-A (GB)
Title: Improvements in or relating to electrical condensers
IPC: H01G4/30
Filed: 1943-04-29
Abstract: 563,456. Condensers. DUBILIER CONDENSER CO. (1925), Ltd. (Dubilier, W.). April 29, 1943, No. 6792. [Class 37] A sheet-stack condenser is clamped by an annular member with rigid ends C, C<1> of relatively large cross-section for bearing against the outer ends of the stack or stacks A, A<1>, combined with integral side arms C<2>, C<3> of smaller cross-section and slightly resilient. As shown, one or both of the stacks A, A<1>, which abut against a central insulating compression member B<1>, may be held by clamping screws D<1>, D2, D<5> through the end plates bearing on pressure plates D. In the example shown, further stack elements are placed as at A<4> A<5> and are held by resilience of the arms C<2>, C<3> bearing on pads D<6>, D'. Units E, E<1>, E<2> thus formed may be assembled on rods through bosses C<4>, as seen in Fig. 4, in a casing F which may have cooling ribs F<2>.
Patent GB-223808-A (GB)
Title: Improvements in devices for testing the relative weights of two commodities
IPC: G01G19/00
Filed: 1924-03-17
Abstract: 223,808. Marks, E. C. R., (Toledo Scale Co.). March 17, 1924. Computing - apparatus; vibration, preventing. - Consists in a device for testing the relative weights of two commodities in which the two commodities are placed in commodityreceiving means carried by the opposite ends of a bent lever connected with which is an index adapted to indicate the relation between the two commodities in accordance with the position of balance assumed by the lever. The device comprises a bent lever 5, 6, indicator hand 13 and hooks 9, 10 all supported upon a knife-edge 4 and balanced by means of adjustable weights 11, 12. A vane 16 is normally held against the hooks 9, 10 by a spring 18 so as to prevent undue swinging but may be removed by a handle 19. A dash-pot 20 damps the final vibrations. In testing the percentage of saturation of felt roofing, pieces of treated and untreated felt of the same size are hung upon the hooks 9, 10 respectively, the vane 16 is removed from contact with the hooks and the percentage of saturation is read off on the chart 14. For testing the cream in the manufacture of ice cream, a container holding a definite volume of unfrozen cream is hung upon the short arm 5 and a sample of aerated cream of the same bulk is suspended on the long arm 6. The effect of the aeration may then be read off on the chart as a percentage.
Patent GB-397043-A (GB)
Title: Attachment for sewing machines
IPC: D06C21/00
Filed: 1933-03-07
Abstract: 397,043. Sewing-machines. FAIRWEATHER, W. C., 65, Chancery Lane, London.-(Singer Manufacturing Co. ; Elizabeth, New Jersey, U.S.A.) March 7, 1933, No. 6855. [Class 112.] A device for zig-zag sewing, in which the work is moved laterally by a presser foot 16, comprises an oscillating member 18 pivoted to an extension on the presser bar and a sliding bar 13 carrying the presser foot. The member 18 is oscillated by a pawl 35 on the needle-bar engaging a ratchet wheel 28 and rotating a cam 26 which engages projections 25 on the member 18. An extension 19 engages between an eccentric 21 and a screw 22 and moves the sliding bar 13. The lateral movement of the bar is regulated by the eccentric. For circular work a centring pin 54 is attached to the sliding bar 13. The work is pierced at the centre of curvature by the point 54 and is drawn over the pin until it is held on the vertical part 55. The work is then rotated by the under feed dogs 52. Sewing-machine needles.-The point 50 of the needle is in alignment with the front edge and is sharply tapered.
Patent GB-124448-A (GB)
Title: Improvements in Automobile-clutch Locks.
Inventor: SNOW FRANCIS TROWBRIDGE
Filed: 1919-03-20
Abstract: 124,448. Snow, F. T., and Maurer, P. E. March 20, 1918, [Convention date]. Locking while standing.-A device for locking the clutch pedal to prevent unauthorized use comprises a swinging member which can be moved to hold the pedal depressed and is controlled by a lock. The member 9 is provided with a shank 8 riding in a casing 1 attached by screws to the footboard near the pedal. The shank 8 is provided with a recess 18 for engagement by a spring bolt 16 which is withdrawn by means of a key 24. The member has a strengthening-rib 10 and a project tion 9<d> which engages the clutch pedal; its movement is controlled by a stop 13, and a spring 6 is provided which returns it to its disengaged position when the bolt 16 is withdrawn and the pedal depressed.
Patent GB-460545-A (GB)
Title: Improvements in mail chutes
IPC: B65G11/04
Filed: 1935-09-13
Abstract: 460,545. Mail shoots. CUTLER MAIL CHUTE CO. Sept. 13, 1935, No. 7107 /36. Convention date, Sept. 26, 1934. Divided out of 460,536. [Class 78 (i)] Relates to a mail shoot passing through the several floors of a building and comprising, as described in Speci fication 460,537, side channels 1, Figs. 3 and 4, secured to a base wall 2 which is after wards faced at 11 so that the shoot is inset, the front of the shoot between floors being fitted with removable panels 4, 5 interlocked wit! ceiling and base pieces 7, 8 According to the invention the front of the shoot where it passes through a floor 3 comprises a thimble plate 16 Figs. 3 and 5, engaging witl the outer of a pair of inwardly turned flanges 6 on the side channels, and adapted to be imbedded in the flooring, a removable plate 22 engaging the inner flanges and con stituting a letter shed, and a tension plate 26 interposed between the plates 16, 22. The thimble plate 16 has sides 17 with flanges 18 which hook over the front flanges 6, and cross-bars 19 through the ends 20 of which screws 21 pass to abut against the outside of the flanges 6. The screws 21 are tightened to hold the plate 16 in adjusted position, the flooring 3 being then built up to the plate 16 so that the bars 19 are imbedded in it. The plate 22 has flanges 24 engaging the rear flanges 6, letter shedding ribs 23, and apertured lugs 25, Fig. 4, which engage over lugs 14 on the back of a cross-bar 12a by which the front fittings are assembled and arranged as described in Specification 460,537. This bar 12a is secured in adjusted position by its bifurcated ends being expanded between the pairs of flanges 6 by screws 15. The bowed tension plate 26 is slid into position from above or below the floor 3 and holds the plate 22 in position.
Patent GB-361232-A (GB)
Title: Improvements in and relating to electrically wound clocks
IPC: G04B1/10
Filed: 1931-03-10
Abstract: 361,232. Clocks; striking mechanism. JUNGHANS AKT.-GES., GEB., 134, Gaishaldenstrasse, Schramberg, W³rtemberg, Germany. March 10, 1931, No. 7439. Convention date, July 11, 1930. [Class 139.] In a clock in which a common driving spring, wound electrically at intervals, is provided for both the movement and the striking mechanism, the running down of this spring causes a nut to travel along a screwed spindle, and, by means of an adjusting piece, lock the striking mechanism when the unwinding has reached a predetermined limit. The nut 2 in the form of a spur wheel is geared to a wheel of the movement and as the spring runs down travels up the screwed spindle 1. A collar 3 on the nut engages a groove 4 of an adjusting piece 5 free on a spindle 6. As member 5 rises, its conical surface 7 rocks a lever 8 pivoted at 9, a pin 11 thereon rocking a lever 12 about a pivot 13. At a predetermined position of the nut 2 a plate 14 fixed to the lever 12 moves into the path of a pin 15 to lock the wheel 16 bf the striking train. The striking mechanism is released at rewinding, when the spindle 1 rotates to lower the nut 2, the levers 8, 12 returning to the position shown under for example spring action.
Patent GB-177044-A (GB)
Title: Improvements relating to truck type electric switchboards
IPC: H02B1/00
Filed: 1921-03-08
Abstract: 177,044. Johnson & Phillips, Ltd., and Bailey, H. G. March 8, 1921. Sliding switch-carriage arrangements. - In switchboards the orifices 2 in the front plate 1 of the stationary cubicles are closed by circular plates 4 having apertures 11 and pivoted at 5 to the partitions 1. A bent lever 7 carried by the movable truck 3 is adapted on approach of the truck to depress a rod 8 sliding in supports 9, 9<1> attached to the plate 1. The lower end of the rod 8 bears against a bracket 10 on the plate 4, rotating it to bring the apertures 11 opposite corresponding apertures 2 and permit the entry of the truck contacts into the cubicle. A bar 6 on one side of the plate 4 gives it a bias, causing it to return to its former position when the truck is withdrawn, this bias being increased by the provision of a hole 12 on the opposite side of the pivot, the hole 12 also co-operating with the fixed bracket 9 to limit the rotation of the plate. Specification 125,042 is referred to.
Patent GB-890584-A (GB)
Title: Improvements in or relating to magnetic recording tape
Inventor: MAHO CHARLES WALTER
IPC: F23N5/20
Filed: 1959-03-04
Abstract: 890,584. Magnetic structures. GEVAERT PHOTO PRODUCTEN N.V. March 4, 1959 [March 5, 1958], No. 7507/59. Class 38 (2). A magnetic recording tape has iron oxide disposed on one side of a support and a layer of molybdenum trisulphide dispersed in a binding agent on the other to reduce friction. A dispersion is formed with the disulphide, a binding agent such as polyvinyl acetate, polyvinyl butyral, polymethyl acrylate or a copolymer of vinyl chloride and vinylidene chloride and a solvent such as methyl ethyl ketone, methyl isobutyl ketone, methylene chloride and ethanol, acetone and butyl acetate, and this dispersion may be applied by brushing, spraying or roller coating. The disulphide particles measure 0.4-1 m. Magnetic material, e.g. iron pentacarbonyl or nickel oxide may be added to the dispersion to minimize print through. The support may be cellulose nitrate, acetate or butyrate, polyvinyl chloride or polyethylene terephthalate. The disulphide also minimizes electrostatic discharges.
Patent GB-988643-A (GB)
Title: Improvements in or relating to puncture repair plugs
IPC: B29C73/06
Filed: 1963-02-25
Abstract: 988,643. Puncture repairing plugs. NATIONAL RUBBER CO. Ltd. Feb. 25, 1963 [March 2, 1962], No. 7512/63. Heading B7C. In repairing a pneumatic tyre puncture a plug, having a stopper 12 with a hardened and pointed axial tip 26 at one end thereof to facilitate insertion of the plug into the puncture and a flange 14 formed integrally around the same end of the stopper, is inserted in the puncture by means of a driving tool 18 having a collar 19 which embraces the stopper 12 in re-expandably attenuated condition, and the driving tool is then withdrawn to pull the flange 14 against the interior surface 34 of the tyre and to allow the stopper 12 to expand into the puncture. The plug has an integral tail 22 of smaller cross-section than the bore of the collar 19 so that it can easily be threaded through it and pulled in the direction of the arrow in Fig. 6 until the whole length of the stopper 12 is contained in the collar. The hardened tip 26 is formed integrally or as a separate element embedded in the end of the stopper and has a pointed apex 32. The base 28 of the tip 26 has a radius greater than that of the stopper in its attenuated state. Annular ribs may be formed on the stopper 12 to enhance its sealing and retaining properties. The flange 14 is held against the inner surface 34 by cement and/or the fluid pressure within the tyre when mounted on a wheel.
Patent GB-410725-A (GB)
Title: Improvements in or relating to flashing light signals
IPC: B61L5/18
Filed: 1934-03-09
Abstract: 410,725. Flashing signal lamps. NAAMLOOZE VENNOOTSCHAP MACHINERIEEN-EN APPARATEN FABRIEKEN, 30, Croeselaan, Utrecht, Holland. March 9, 1934, No. 7569. Convention date, March 22, 1933. [Class 75 (iv).] For achieving a high flashing speed in a flashing signal lamp operated with propane or like liquefiable gas having a low vapour pressure at the working temperature, a low speed of ignition, and a moderate flame temperature, two similar burners are arranged adjacent one another and each is adapted to be operative during a portion of the dark interval when the other is inoperative. The burners may be fitted with small incandescent mantles of large mesh, and they may be disposed at the foci of an ellipsoidal reflector. The flashing apparatus may be employed to control a heating device for preheating the air supplied to the burners and also a cooling device for projecting currents of cold air on to the mantles as soon as the gas supply valve is closed.
Patent GB-193299-A (GB)
Title: Improvements in or relating to turbo-blowers
IPC: F04D19/02
Filed: 1922-03-15
Abstract: 193,299. Say, J. March 15, 1922. Multi-stage screw fans. - In a turbo-blower of the type described in Specification 3740/11 with two sets of stators and impellers in coaxially arranged, truncated, conical casings, the stators are held in grooves in the casings and have blades n, Fig. 4, between inner and outer rings n<2>, n<1>. The impellers have disc centres o with outer rings of blades p, the axial thickness of the disc being greater than that of the blades as shown in Fig. 7, so that the impeller units may be tightened together by nuts r on the shaft g, with stator units in the gaps between the rings of blades p. The shaft g may be of taper shape, or the central part may be of greater diameter than the remaining parts so as to form annular shoulders against which the impeller units can be secured. The successive rings of stator blades n and impeller blades p have a gradually decreasing radius with an increasing pitch. The blades of the outermost impeller ring are radially wider than the others, and the disc carrying them is thicker than the other discs. The crosssectional area of the passage from the innermost stators to the discharge chamber b is considerably less than that of the inlet to the stators. The centre bearing s has radial arms s<1> bearing against the delivery chamber wall and disc portions s<2>, the rims of which rest in grooves in the casing and carry rings of blades u forming stators opposite, the innermost impellers. The casing is made in two parts, the upper of which is removable after the bolts k have been removed. The end covers c, d may be hollow for the circulation of cooling fluid. The casing may be fixed by bolts w to the bed-plate y, which also supports an electric motor or steam turbine.
Patent GB-255509-A (GB)
Title: Improvements in shuttering for erecting concrete walls
IPC: E04G17/07
Filed: 1925-03-21
Abstract: 255,509. Whiting, T. March 21, 1925. Moulding walls in situ.-Shutters for use in casting concrete walls in situ are positioned by flat transverse ties a, wedges b. and upright tensioned wires g, which are tensioned by rotary strainers i in the wooden framework k. The wall is erected course upon course and the spacers are nicked so that the ends may be broken off easily.
Patent GB-897855-A (GB)
Title: Improvements in or relating to fluid pressure relief valves
IPC: E21D15/51
Filed: 1960-03-04
Abstract: 897,855. Valves. BOSCH G.m.b.H., ROBERT. March 4, 1960 [March 5, 1959], No. 7710/60. Addition to 857,393. Class 135. Fluid flows into the working chamber of a pit prop, not shown, from a pressure source by way of a bore 3, a check-valve 24, ports 28 in a spring-loaded sleeve 12, and ports 9 in a housing 1, which ports also serve to convey the pressure in the working chamber to the back of a closure member 37. When the pressure in the chamber exceeds a given value it moves the member 37 against the loading of spring-washers 50 via a plunger 43 supporting the latter, which movement is followed by a seat 36 loaded by a spring 54 until the seat 36 contacts a ring 55 whereupon further translation of the member 37 enables the fluid to flow between the latter and its seat 36 and be relieved through a bore 42 in the plunger 43. To collapse the prop the plunger 43 is elevated by mechanical hydraulic or electrical means, not shown, so displacing the member 37 and seat 36 until a flange on the latter engages a shoulder in the sleeve 12 to unseat a closure member 23 and enable the fluid in the chamber to flow out of the bore 3.
Patent GB-798474-A (GB)
Title: Improvements in or relating to combustion chambers
Inventor: SOLTAU WILLIAM ERNEST
IPC: F23R3/16
Filed: 1955-03-16
Abstract: 798,474. Generating combustion products under pressure. BRISTOL AERO ENGINES, Ltd. March 8, 1956 [March 16, 1955], No. 7716/55. Class 51 (1). Combustion equipment of the annular type comprises an inlet portion 12 -13, a main portion 13-14, and an outlet portion 14-16, the inlet portion comprising an inner wall structure 16 and an outer wall structure 17 together forming an annular inlet 7. The wall structures 16, 17 are so directed that in operation the major portion of the entering air flows along the inner surface of the outer wall 17 in the form of a sheath while a minor portion of the air forms a turbulent zone 45 between the inner wall structure and the sheath of air. The main portion comprises inner and outer wall structures 21, 22, each of which constitutes an axial extension of the inner and outer wall structures of the inlet portion, the outer wall 22 being provided at an intermediate point with blades 26 which in operation deflect air into substantially the axial direction and with deflecting means 27 for deflecting inwardly parts of the air deflected by the blades 26. The outlet portion comprises inner and outer wall structures which together converge to an annular outlet. Means are provided for introducing fuel into the turbulent zone 45. The inner wall structure of the combustion equipment is double-walled to provide an annular path 16 for flow of cooling air, some air discharging therefrom through openings 35 into the turbulent zone 45. the remainder discharging through outlets 56, 55 on to the roots of turbine rotor blades 3. The downstream portion only of the outer wall structure is double-walled, cooling air entering the space therebetween from the sheath of air through inlet 48, and discharging through hollow inlet nozzle guide vanes 2 to space 54 and outlet 55. Pairs of guide vanes 26 are disposed between the deflectors 27 and impart axial movement to air flowing down the combustion chamber without deflection by the deflectors 27. An axiallydirected ring member 40 is disposed within the inlet portion being supported from the inner wall structure by a step member 42 which is curved to correspond to the toroidal vortex 45. Fuel vaporizing pipes 61 are provided, air entering their upstream ends at 62 together with fuel from nozzles 67, the vaporized fuel and air issuing at 63 into the vortex 45.
Patent GB-1382169-A (GB)
Title: Alpha-phosphonoacetylcephalosporins
IPC: C07F9/6561
Filed: 1972-02-18
Abstract: 1382169 Alpha-phosphonoacetylcephalosporins E R SQUIBB & SONS Inc 18 Feb 1972 [22 Feb 1971] 7755/72 Heading C2P Compounds of the formula (where R is H, C 1 -C 8  alkyl, aralkyl, CH 2 - OCOR 4 , or a salt forming ion; R 1  is H, lower alkyl. Monocyclic carbocyclic aryl or aralkyl, or a monocyclic heterocyclic group containing 5 or 6- members in the ring consisting of carbon, oxygen, nitrogen and sulphur, no-more than two being other than carbon, R 2  and R 3  each is H, metal ion, amine salt ion, C 1 -C 8  alkyl or monocyclic carbocyclic aryl or aralkyl: R 4  is C 1 -C 8  alkyl, monocyclic carbocyclic aryl or aralkyl and X is H, OH, lower alkanoyloxy, aroyloxy, aralkanoyloxy, the radical of a nitrogen base, quaternary ammonium radical or together X and R form a bond linking carbon and oxygen in a lactone ring) and prepared by reacting a compound with a compound or an acylating derivative thereof. Benzyl phosphonic acid diethyl ester, α-phosphonophenylacetic acid, P,P-diethyl and -dibenzyl esters, P-monoethyl and -monobenzyl esters and α-phosphonophenylacetic acid are prepared as intermediates.  Pharmaceutical cleaning and disinfecting compositions comprise compounds (I) and a diluent. Antibacterial compositions may be administered orally or parenterally.
Patent GB-247417-A (GB)
Title: Brake for motor cars
IPC: F16D51/04
Filed: 1925-03-23
Abstract: 247,417. Seidel, A. March 23, 1925. Band.-An internal band brake, for motorvehicles of the type wherein each of the wheels is suspended independently by means of springs which also serve the purpose of axles, is adapted to act on the wheel hub. One end of an elastic band f is anchored by bolts g to a sleeve d, on which the wheel hub a is rotatably mounted by ball bearings b, c and which is screwed into a transverse spring suspension, whilst the other end of the band is bolted to a sleeve i mounted within the sleeve d and adapted to be rotated to actuate the brake, by a lever k. The wheel hub is driven from a shaft m by means of a Cardan cross-joint.
Patent GB-945818-A (GB)
Title: Improvements in and relating to jacquard looms
Inventor: GOETZ LOTHAR
IPC: D03C3/24
Filed: 1961-03-03
Abstract: 945,818. Jacquard griffe frames. WEBSTUHLBAU KARL-MARX-STADT VEB. March 3, 1961, No. 7933/61. Heading D1E. Upon weft failure a solenoid 10 moves a slide 9 to prevent the part 2, of the griffe frame 1, to which are attached the blades 4, from moving, thus retaining the hooks 5 in the last made selection.