baber/WOPTO huggingface dataset:
Patent GB-807278-A (GB)
Title: Rotary slide valves
IPC: F15B13/14
Filed: 1956-01-24
Abstract: 807,278. Vehicle power steering. TEVES, H. and TEVES, E. A. [trading as TEVES MASCHINEN UND ARMATURENFABRIK KOMM - GES. H.]. Jan. 24, 1956 [April 6, 1955], No. 2347/56. Class 79(5) [Also in Group XXIX] A rotary valve arrangement for controlling hydraulically-assisted vehicle steering-gear comprises coaxially rotatable members 3, 5 connected by shafts 2, 4 respectively with a manually operated input member and the power actuated output member, and a cam 7 carried by one of the members and engaged by means, such as plungers 19, responsive to the pressure in the hydraulic circuit to provide the operator with a reaction which is proportional to the hydraulic power developed. Passages 10 in the member 5 are permanently in communication with a pressure fluid supply 8 and with arcuate grooves 13 in the member 3 communicating with bores 18 containing the plungers 19. The member 5 is also formed with two pairs of passages 11, 12 permanently communicating through grooves (not shown) in the shaft 4 with the two ends of the hydraulic motor. When the valve members 3, 5 are relatively undisplaced the ports 11, 12 are in communication, as shown in the upper part of Fig. 4, both with the pressurized grooves 13 and with exhaust channels 14, 15 in the member 3. Upon relative rotation of the member 3, e.g. to the position indicated in the lower part of Fig. 4, the passages 11 are disconnected from the exhaust channels 14 and brought into full register with the grooves 13 whilst the passages 12 are disconnected from the grooves 13 but remain in communication with the exhaust channels 15.
Patent GB-396092-A (GB)
Title: A process for the production of nitrogenous and/or phosphatic mixed fertilisers of desired composition by treatment of raw phosphates with nitric acid
IPC: C05B11/06
Filed: 1932-01-26
Abstract: Fertilizers are prepared by decomposing raw phosphates with that quantity of nitric acid necessary to render the phosphoric acid present soluble, treating the mixture with ammonium salts of those acids which with calcium form difficulty soluble salts, preferably with ammonium sulphate, filtering off the precipitated calcium sulphate and undecomposed gangue, evaporating the solution almost to dryness to form a mixture of ammonium nitrate, ammonium phosphates and residual calcium sulphate, and treating the mass with liquid or gaseous ammonia in a practically pure state until the nitrate is dissolved out.  The ammonium nitrate, after the removal of the ammonia, and the ammonium phosphate, preferably after the removal of residual ammonia, are then mixed with one another in the proportions desiredm or one or the other may be mixed with the dried reaction mass which has not been treated with ammonia.  Any residual ammonium nitrate or ammonium phosphate may be mixed with other fertilizers. The ammonia used for dissolving out the ammonium nitrate, if necessary after separation from the ammonium nitrate, may be combined with acid to form fertilizers. Specifications 356,759, [Group II], and 389,082 are referred to.ALSO:Fertilizers are prepared by decomposing raw phosphates with that quantity of nitric acid necessary to render the phosphoric acid present soluble, treating the mixture with ammonium salts of those acids which with calcium form difficulty soluble salts, preferably with ammonium sulphate, filtering off the precipitated calcium sulphate and undecomposed gangue, evaporating the solution almost to dryness to form a mixture of ammonium nitrate, ammonium phosphates and residual calcium sulphate, and treating the mass with liquid or gaseous ammonia in a practically pure state until the nitrate is dissolved out.  The ammonium nitrate, after the removal of the ammonia, and the ammonium phosphate, preferably after the removal of residual ammonia, are then mixed with one another in the proportions desired, or one or the other may be mixed with the dried reaction mass which has not been treated with ammonia.  Any residual ammonium nitrate or ammonium phosphate may be mixed with other fertilizers.  The ammonia used for dissolving out the ammonium nitrate, if necessary after separation from the ammonium nitrate, may be combined with acid to form fertilizers.  Specifications 356,759, [Group II], and 389,082 are referred to.
Patent GB-694491-A (GB)
Title: Improvements relating to the spraying of liquids on to workpieces
IPC: B05B13/02
Filed: 1950-01-31
Abstract: A machine for spraying liquids comprises a travelling conveyer actuated in a succession of intermittent short movements in a straight line, carrying a series of work supports consisting of a vertical spindle whose upper end carries the articles to be sprayed and whose lower end is fitted with a wheel riding against a belt mounted alongside the conveyer, the articles being thereby carried through a spraying booth where they are subjected to the action of spray guns, rotary move <PICT:0694491/III/1> ment being imparted to each work support about its vertical axis while it is being sprayed. Referring to the drawing, articles 19 are carried by rotatable work-supports 20 mounted on conveyer 11, through spray booth 15 where pulley 23 on the lower end of the work supports are rotated by contact with endless conveyer belt 30.  Alternatively, belt 30 is stationary when the movement of the main conveyer 11 rotates the work intermittently, while an arrangement of cams is fitted up to operate the spray guns in synchrony with the conveyer movements.
Patent GB-664428-A (GB)
Title: Wax composition
IPC: C09D191/06
Filed: 1949-01-28
Abstract: An aqueous wax composition comprises from 3-14 per cent by weight of a wax selected from consisting of ouricury, carnauba, beeswax, paraffin and mixtures thereof from 3-30 per cent of a material selected from the group consisting of low aliphatic alcohols having from 1-42 atoms, acetone, ethylene glycol monomethyl-monethyl- or diethyl-ether and mixture thereof, an emulsifying agent and the major proportion by weight of water. The composition may also contain about 1 per cent by weight of glycerin or polyaryalkylene sorbitan monolaureate.  Specified lower alcohols are methanol, ethanol, propanol, isopropanol, mixtures of isopropanol and dioxane t-butanol n-butanol, sec-butanol and isobutanol.  Specified emulsifying agents are morpholine, mineral sulphonate, diethylamine, ammonia or any amine, sodium lauryl sulphate dioctyl ester of sodium sulphosuccinic acid, glycerol esters of higher fatty acids and ethylene amide condensates of long chain fatty acids and alcohols, polyoxyethylene derivatives of fatty esters such as sorbitan monolaureate and sulphonated vegetable oils.  The aqueous wax composition may be made by melting in a vessel the wax at at least 180 DEG F. adding and mixing in the solvent, adding the emulsifying agent, adding water at 180 DEG F. to 212 DEG F. and agitating the mixture.
Patent GB-928384-A (GB)
IPC: B31B155/00
Filed: 1962-01-23
Abstract: 928,384. Pouches of plastics material with inserts. KALLE A.G. Jan. 23, 1962 [Jan. 25, 1961], No. 2495/62. Classes 94(2) and 133. Two webs 1, 3 of plastics material are brought together to enclose individual sheet inserts 18, secured by adhesive to one of the webs, and the webs are then joined and trimmed at the edges by separation welding at 8 to form a composite web which is subsequently longitudinally folded at 13 and transversely welded and separated to form pouches with flaps which can be folded over the pouch opening, each pouch including an insert between two sealed layers of the thermoplastic material. The inserts may be cut from a web but, in the machine illustrated, they are fed by a suction device, under the control of a photo-electric cell (not shown) to conveying bands 4 which feed them between the thermoplastic webs. The adhesive is applied to the lower thermoplastic web by rollers 2. Waste from the separation welding devices 8 may be removed by suction or, as shown, by rollers 17. Continuous motion is imparted to the webs by pinch rollers 7, but tensioning rollers 11 permit rollers 14 to draw the sealed webs intermittently to a separation welding device 16, or to separate welding and parting devices. The draw-off rollers 14 and separation welding device 16 may be controlled by a photo-cell 15 detecting the edges of the inserts. The folding device 13 may be constructed to provide a gusset in the bottom of the pouch. The pouch may serve to contain cut tobacco.
Patent GB-555514-A (GB)
Title: Improvements in the mounting of ailerons, and like control members for aeroplanes and hinges therefor
IPC: B64C9/02
Filed: 1942-02-26
Abstract: 555,514. Hinges &c. MARTIN, J., and MARTIN-BAKER AIRCRAFT CO., Ltd. Feb. 26, 1942, No. 2526. [Class 65 (ii)] [Also in Group XXXIII] Control surfaces such as ailerons, elevators or rudders are mounted upon a wing or other support by a hinge of which one member is permanently secured to one of the parts to be connected while the other member of the hinge is secured to the other part in a readily detachalbe manner whereby the control surface can be readily mounted and demounted. In the aileron mounting shown, the hinge comprises a lever 4 pivoted by a self-aligning anti-friction bearing 12 upon a pivot 13 carried by a pair of brackets 5 secured to the spar 6 of the wing 1, the bolts 15 for these brackets passing through angle brackets 17 of the spar. The rear' arm of the lever 4 forms a spigot 3 adapted detachably to enter a socket formed by a block 11 secured to a frame member 27 of the aileron .2. The spigot is secured in the socket and thus the aileron to the wing in a readily detachable manner by a nut on the end 3a of the lever, access to the nut being obtained through an aperture in the under surface of the aileron. The forward arms of the levers of the two hinges extends into the wing and serve respectively for attachment of the operating member and of a balancing weight. To facilitate the mounting of the aileron, a spring clip 21 on the frame member 27 U-shaped in plan is adapted to receive a lug 22 on the lever 4. Plates 19 extending between the brackets 5 serve as stops to limit the pivotal movement of the aileron and to protect the bearing 12.
Patent GB-1091342-A (GB)
Title: Method of preparing photographic silver halide emulsions and emulsions prepared thereby
IPC: G03C1/08
Filed: 1965-01-20
Abstract: 1,091,342. Photographic silver halide emulsions. EASTMAN KODAK CO. Jan. 20, 1965 [Jan.20, 1964], No.2530/65. Heading G2C. The sensitivity of a photographic silver halide emulsion is increased by incorporating magnesium particles therein just before coating or at any stage during manufacture of the emulsion and subsequently removing them, preferably after 1 to 2 minutes by filtration. An anti-foggant such as 4-hydroxy-6- methyl-1:3:3a:7-tetrazaindene may be added to the emulsion before incorporation of the magnesium particles. The usual chemical and optical sensitizers, anti-foggants, stabilizers and speedincreasing compounds may be present and various types of silver halide grains and binders may be used.
Patent GB-398090-A (GB)
Title: Improvements in or relating to manoeuvre signals for use on motor vehicles or other taffic purposes
IPC: B60Q1/34
Filed: 1933-01-27
Abstract: 398,090. Locking-switches. MACMILLAN, J. E., 2, Stockton Avenue, Cheadle Heath, Cheshire. Jan. 27, 1933, No. 2603. [Class 38 (v).] In manoeuvre-signals for motor vehicles wherein selected lamps are lighted behind the desired sign in casings at front and rear of the vehicle, the switch for selecting the lamps has four knobs L<1> guided by slots L, H, R, S in the switch cover and so controlled that when one knob is operated none of the others can be moved until the first is restored to the off position. Each knob slides a contact M so as to bridge plunger contacts O, and to the four contacts Mare secured four rods N sliding in cross channels formed in a block J.
Patent GB-572118-A (GB)
Title: Improvements in or relating to electric contacts or terminals
IPC: H01H11/06
Filed: 1944-02-12
Abstract: 572,118. Nuts. WILCOX, E., and WILCOX & CO., Ltd., E. Feb. 12, 1944, No. 2649. [Class 89 (i)] [Also in Group XXII] Terminal blanks are bent up into open tubular form as shown in Fig. 2 and are secured, for example on a fuse base 17, Fig. 5, by nuts 15 of cylindrical form with an axial hole a longitudinal slit extending into the hole and a transverse tapped hole 16 closed in somewhat at 16a. The nut is inserted in the terminal with the slit side 16a in register with the opening formed by the notches 11. A screw 18 which may serve also to attach a conductor is passed through the hole 10 into the tapped hole and expands the side 16a clamping the terminal firmly in the base. Specification 544,122, [Group XXXVI], is referred to.
Patent GB-450982-A (GB)
Title: Improvements in and relating to wire coating machines
IPC: H01B13/26
Filed: 1935-01-28
Abstract: 450,982. Coating and covering wires. BRITISH THOMSON-HOUSTON CO., Ltd., Crown House, Aldwych, London. Jan. 28, 1935, No. 2778. Convention date, Jan. 27, 1934. [Class 109] [See also Group VIII] A wire 10 is coated with paste and has a tape 15 wrapped thereabout in a machine having a paste pot 12 supplying a closed container 11, a member 27 forming an extension of a bushing 25 and having a convex portion serving to fold the tape partly about the wire, and a convex roll 32 for tensioning the tape as it enters the container 11. Shaping fingers 33, 34 carried by links 37 complete the folding of the tape about the wire which passes to a compressing die 16. The die 16 has an elongated nozzle 26 and compresses the taped coating to the correct size. A winding head by which a cord 41 may be applied to the compressed coating and taping is provided, and the wound taping can also be compressed by a die 47. The flow of paste from the pot 12 is controlled by a valve 24 with an operating handle 24<1>, and an agitating device 49 oscillated by a crank 54 on a rotary shaft 55 may be provided in the pot 12. Specification 408,183, [Group XXII], is referred to.
Patent GB-912366-A (GB)
Title: Improvements in and relating to optical slide projectors
Inventor: PFOERTSCH FRIEDRICH
IPC: G03B23/04
Filed: 1959-01-26
Abstract: 912,366. Optical projectors with magazine slide changers. BRAUN, C., and BRAUN, W., [trading as BRAUN CAMERAWERKE, CARL]. Jan. 26, 1959, No. 2801/59. Class 97 (1). In an optical projector having a slide magazine and a slide plunger movable transversely to said magazine for effecting the transfer of the slides into the axis of projection and their return, the slide plunger is manually operable and a coupling device is also provided for releasably connecting it to a drive member driven by an electric motor for powered transfer and return of the slider. As shown, the slide plunger 10 is attached to the shaft 14 for longitudinal movement with it while allowing independent rotation of the shaft and an electric motor 33 drives through a worm 34 a worm wheel 32 which by means of a crank 30 reciprocates a drive member 27 which may be connected to the slide plunger 10 by a manually releasable spring-urged plate clutch member 18 on the slide plunger. Return movement causes a cam 56 on the worm wheel 32 to engage a pinion 58 on the shaft 14 to rotate it one tooth and advance the slide magazine 11 one frame. When the clutch member 18 is disengaged from a recess 48 in the member 22, manual rotation of a knob 17 on the shaft 14 advances the magazines, while by pushing the knob the slide plunger may be operated by hand. During motor operation the slide is brought to rest in the projection position by the member 22 opening a limit switch and engaging a spring-loaded arresting member, and simultaneously a buffer on the member 22 opens against spring action a pair of vertical door-type shutters 66 covering the projection beam. To return the slide to the magazine 11 and position a fresh one for projection, a push button across the limit switch is closed to operate the motor.
Patent GB-454478-A (GB)
Title: Improvements in change speed gears for bicycles
IPC: B62M9/124
Filed: 1936-01-30
Abstract: 454,478. Change-speed gears. BLANCHARD, C., 67, Rue Antoine Durafour, St. Etienne, Loire, France. Jan. 30, 1936, No. 2851. Convention date, Feb. 1, 1935. [Class 80 (ii)] [See also Group XXXI] Mechanism for shifting the chain of a bicycle change-speed gear comprises a bracket 7, carrying the jockey pulley 8 and the tensioning- pulley 13, which slides in an inclined guide slot 5 in a horizontal table or base 4 adjustably secured to the frame member 2. The bracket 7 is actuated by a push or pull from a rod 16 to slide in the guide slot 5 and by its axial movement with respect to the sprockets to shift the chain from one to another to effect the desired change of speed.
Patent GB-138419-A (GB)
Title: Improvements in or connected with turn-tables for use in spraying and cleaning articles
IPC: B05C13/00
Filed: 1919-02-05
Abstract: 138,419. Attwood, A. Feb. 5, 1919. Coating, work-holders for. - A turn-table for supporting articles which are to be sprayed with paint or with metallic powder, or are to be cleaned or similarly treated, is provided with an enclosing apron f and with slots e, h whereby fumes, dust, &c. may be drawn away down a suction conduit g.
Patent GB-399373-A (GB)
Title: Improvements in or relating to trucks or bogies for railway vehicles
IPC: B61F5/24
Filed: 1933-01-30
Abstract: 399,373. Railway-vehicle undercarriages. KRUCKENBERG, F. and STEDEFELD, C., 16B, Ellernstrasse, Hanover, Germany. Jan. 30, 1933. No. 2884. Convention date, Jan. 30, 1932. [Classes 103 (v) and 103 (vi).] In order to make provision, in a railway vehicle having bogie trucks with two or more axles, for lateral and swivelling movements of the trucks in rounding curves, the main pivot of each truck is arranged in a fixed position on the same and is pivotally connected to the body or underframe by one or more bars hinged at their inner ends to the latter. In the construction, shown in Figs. 1 and 2, a single bar 17 connected by pivot 12, 14 to the vehicle body 11 and truck frame 13 respectively is employed. The lateral movement of the body relative to the trucks takes place on rollers 18 which are disposed between curved tracks 19 to obtain a self-centring effect. In a modification, the single bar is replaced by a pair of substantially parallel bars hinged to a cross-lever swivelling on the truck pivot. In another construction, Fig. 5, the horn-plates 27 are dispensed with for transmitting the tractive effort between the axles and body. The ends of axles 27, 28 are connected by side-bars 29, between which extends a cross-member 31 to which and to the vehicle body 11 are pivoted upper and lower bars 33, 34. The invention may also be applied to an axle-truck, such as in shown in Fig. 7, which supports and connects the adjacent ends of two coaches 36, 37, the pair of hinged connecting-bars 38, 39 being associated with a common truck pivot 14. Suitable connections may be located between the two coaches 36, 37 to permit relative swivelling movement, but to prevent relative lateral movement.
Patent GB-339180-A (GB)
Title: Improvements in or relating to alarm-clocks
IPC: G04B19/14
Filed: 1930-01-28
Abstract: 339,180. Junghans, H. Jan. 28, 1930. Framework. - A frame-plate is made from a single sheet of metal and comprises a central plate a (carrying the movement) having integral therewith, and spaced from it in a parallel plane, a circumferential part which consists of two members c<1> and c<2>. Fig. 1 shows the plate first stamped and Figs. 2 and 3 show the relative positions after the connecting pieces b<1> - - b<4> have been bent twice at right angles. Parts c<1>, c' are for the attachment of the dial, the parts i<1> - - i<3> serve to support arbors of the movement and lugs g<1>, g<2> limit the expansion of the main and alarm springs. If the plate a is of iron, one end of the alarm spring may be welded thereto.
Patent GB-620924-A (GB)
Title: Improvements in bag making machines
IPC: B31B37/00
Filed: 1947-01-31
Abstract: 620,924. Paper bags. STRACHAN & HENSHAW, Ltd., DUERDEN, S., and SARGENT, T; Jan. 31, 1947, No. 3049 [Class 94(ii) In making the block or nose-bottom bag described in Specification 620,925 non- reciprocating folding-blades 40 co-operate with a folding nose 32 arranged to form a diamond fold in the bag blank. The blades are carried on chains 37 driven by sprockets 38.
Patent GB-538067-A (GB)
Title: Method of connecting pipes and pipe connection
IPC: F16L13/11
Filed: 1940-02-22
Abstract: 538,067. Pipe joints. FIFE, J. G. (Naamlooze Vennootschap de Bataafsche Petroleum Maatschappij). Feb. 22, 1940, No. 3323. [Class 99 (i)] Pipes 1, 2 are joined by a sleeve 3 of deformable material surrounded by a socket 5, with an intermediate space which is filled with a liquid or plastic material 4 which expands while solidifying. The filler is introduced by an opening 6 or 7 provided in the socket, and supplemental pressure may be applied while the other opening is closed, e.g. by means of a carbon dioxide cylinder, by a piston or plunger, or by screw plugs. The pressure may be wholly supplied by the expansion of the filler on solidifying, e.g. a cement slurry to which powdered aluminium, or hydrides, carbides, silicides, or other gas-producing agents are added may be used. The sleeve 3 may be of natural or synthetic rubber, lead, or latten brass. Other filling materials may be gypsum, mortar, sulphur, resin, or low melting-point metals. The sleeve 3 may be formed with a central recess and with lips 8, 9, and the socket 5 may be made up of two or more segments.
Patent GB-383484-A (GB)
Title: Improvements relating to bending machines
IPC: B21D7/08
Filed: 1932-02-04
Abstract: 383,484. Curving. SEDGWICK, E. B. and SEDGWICK, C. H., 5, Dowgate Hill, London. Feb. 4, 1932, No. 3356. [Class 83 (iv).] In a machine for bending bars or plates two backrolls 7 are rotated through a worm drive 8 from a power shaft and co-operate with an idle roll on a shaft 31. The rolls 7 are carried on slides 2 adjustable by right- and left-hand tension screws 13 and the idle roller is adjustable by a screw 25. The adjusting mechanism is duplicated at the top and bottom of the rollers.
Patent GB-348504-A (GB)
Title: Improvements in or relating to talking picture apparatus
IPC: G03B31/02
Filed: 1930-06-18
Abstract: 348,504. Reproducing sound. HARRIS, A. W., 76, Brondesbury Villas, Kilburn, London. June 18, 1930, No. 3440/31. Divided on 343,431. [Class 40 (ii).] Optical apparatus.-A sound head for use in the optical reproduction of talking picture films comprises a divided rotatable pulley 1, 2 over which the film runs and which permits a beam of light to pass through the sound-record part of the film to a light-sensitive cell (not shown) supported within the pulley, fixed means between the film and the cell determining the width of the beam striking the cell. The pulley parts 1, 2 rotate on ball bearings 3, 4, respectively, on a fixed hollow hub 5. Rigidly mounted on the hub 5 by a collar 6 is an integral tube 7, Fig. 4, which fits with suitable clearance between the concavo conoidal surfaces of the parts 1, 2. The inner end of the tube 7 coincides with aligned apertures in the collar 6 and hub 5 respectively. In this way, a beam from the light source 8 can be projected through the sound record and the tube 7 to the light-sensitive cell which is supported within the hub 5 by shock-absorbing collars 14. The hub 5 is supported by a pedestal 9 which has mounted on it an integral bracket 10 to which one end of the hub 5 is secured. The bracket 10 carries an arm 11 to support the light source 8 and an oscillatable arm 12 bearing a roller 13 which maintains the film in place.