baber/WOPTO huggingface dataset:
Patent GB-392597-A (GB)
Title: Improvements relating to drive transmission arrangements of independently sprung wheels of road vehicles
IPC: B60K17/16
Filed: 1931-10-21
Abstract: 392,597. Motor-vehicle driving-gear; axle-structures. GODMAN, T., Cainscross House, Cainscross, Stroud, Gloucestershire. Oct. 21, 1931, No. 29213. [Classes 79 (ii) and 79 (iv).] In driving gearing for vehicles having independently-sprung wheels driven through universal joints enclosed in spherical housings 5, each of the two fork members 12, 14 of each universal joint is provided with a splined member 11, 15 respectively engaging the corresponding wheeldriving shaft 8 and the sun pinion 17 of the differential gear, spring means 22 being provided to maintain the universal joint in correct position in the spherical housing. In the construction shown the springs 22 of each stub shaft 15 bear against thrust washers 24 enclosing the planet pinion shaft 25 of the differential gear. The outer part of the spherical housing is formed by a bush 2 fitting into the differential casing 1 and a gland ring 3 bolted at 4 to the casing. The inner member 5 of the housing is formed on the end of the tube 6 enclosing the wheel-driving shaft 8. A flexible cover 7 encloses the joint between the parts of the spherical housing and retains grease and excludes dirt.
Patent GB-700396-A (GB)
Title: Improvements in or relating to hydrogenation catalysts and to processes of hydrogenation
IPC: B01J31/12
Filed: 1951-12-14
Abstract: Catalytic hydrogenation, especially of safrole to dihydrosafrole or furfurol to furfuryl alcohol is effected in the presence of a catalyst produced by the interaction of an alkali-metal borohydride with at least one soluble salt of nickel, copper or cobalt.  Examples relate to (1) the hydrogenation of a 30 per cent. solution of safrole in ethyl acetate in the presence of absolute ethyl alcohol at atmospheric pressure and 180 DEG C., employing a nickel boride catalyst; (6) safrole in absolute alcohol hydrogenated at 60 DEG C. and 50 Kg. per sq. cm. pressure using a cobalt boride catalyst; (7) as in (6) employing a copper boride catalyst and a temperature of 90 DEG C.; (9) a solution of furfurol in ethyl acetate hydrogenated at normal temperature and pressure with a nickel boride catalyst and with the addition of a small amount of aqueous caustic soda in the later stages. Specification 700,398 is referred to.ALSO:Catalytic hydrogenation particularly of safrate to dihydrosafrate and furfurol to furfuryl alcohol (see Group IV(b)) is effected in the presence of a catalyst produced by the interaction of an alkali-metal borohydride with at least one soluble salt of nickel, copper or cobalt.  The alkali-metal borohydride is preferably added to the metal salt solution preferably slightly acidified, but solutions in organic solvents such as methanol may be used.  The precipitation may be carried out in the presence of a carrier such as infusorial earth. According to examples an aqueous solution of sodium borohydride is added slowly to an aqueous nickel chloride hexahydrate solution with agitation.  The precipitate is washed with water and absolute ethyl alcohol nickel chloride or acetate may replace the chloride or cobaltous chloride or copper sulphate may be used. Potassium borohydride may replace the sodium salt. Specification 700,398, [Group IV (b)], is referred to.
Patent GB-445618-A (GB)
Title: Improvements in or relating to photographic cameras
IPC: G03B9/08
Filed: 1934-10-15
Abstract: 445,618. Photographic cameras. KODAK, Ltd., Kingsway, London. - (Assignees of Fuerst, C. C. ; 333, State Street, Rochester, New York, U.S.A.) Oct. 15, 1934, No. 29422. Convention date, Nov. 23, 1933. [Class 98 (i)] In photographic cameras of the kind in which the shutter mechanism is carried by a base plate and is held against removal from the shutter casing by a door or detachable cover which closes the casing, the base plate or the cover is furnished with one or more arms or projections, preferably of resilient material, which bear against the cover or against the base plate when the cover is in its closed position. As shown, the shutter cover 7 has a pair of hooks 9 engaging apertures 10 in one of the end walls 11 of the shutter casing 8. The opposite end wall has an aperture 12 cooperating with a stud 13 threaded to engage a threaded aperture 14 in a flange 15 integral with the cover 7. The shutter mechanism comprises a shutter 17 rotating on a stud 18 on the base plate 16, the struck-up portions 19 of the shutter 17 co-operating with stops 20 struck up from the base plate 16. A spring 21 is pivotally connected at one end to a rivet 22 carried by the shutter 17 and at the other end to a rivet 23 on the trigger 24 mounted on the rivet 25 on the base plate 16. One end of a spring 26 engages a shoulder 27 on the trigger, and the other engages a stud 29 on the base plate. The trigger 24 has a disc 30 lying between the objective 15 and an opening 31 in the base plate 16. The shutter 17 has an exposure aperture 32. The base plate 16 has two apertures 34 receiving pins 35 carried by the base 36 of the shutter casing 8. Integral with the base plate 16 are four arms 37 engaged by projections 38 carried on the inner face of the cover 7. In a modification the threaded cover closure stud may be replaced by a pimple and dimple latch. In a further modification the base of the shutter casing has a tongue extending through an aperture in the shutter base plate to engage in a recessed projection extending from the shutter casing cover. The shutter base plate may be clamped between the end of the recessed projection and the base of the tongue. In a still further modification, the shutter cover is closed by a pimple and dimple latch, and the shutter base plate is located by apertures engaging lugs of dissimilar shape on the shutter casing base, and has arms bearing against the inner surface of the cover. In further modifications the cover may carry the fingers and the shutter base plate the lugs which engage the apertures in the shutter casing base.
Patent GB-504397-A (GB)
Title: Improvements in and relating to apparatus for grinding material in a more or less viscid condition
IPC: B02C4/22
Filed: 1937-10-28
Abstract: 504,397. Roller - and - breast - mills; disc mills. SONSTHAGEN, A. Oct. 28, 1937, No. 29494. [Class 59] In a breast-bar or like element, differentialpressure exerting means is provided for applying external pressure to a plurality of parts to cause the bar to tilt during the operation of the machine and thereby produce the requisite inclination between the grinding surfaces, in the direction of travel of the material undergoing treatment. As shown, a bar 1 with longitudinal pockets 2, 3, 4 is pressed into contact with a roller 5 by members 8, 9 actuated by hydraulically-operated pistonrods 10, 10<1>, of which the rod 10<1> exerts a greater or a less pressure than the rod 10 to tilt the bar. The members 8, 9 are locked in position by a cam 11 rotated by a shaft 12. In a modification, the members 8, 9 may be integral with the bar, the members being flexible or slack in the holder 7 to facilitate tilting of the block, the block being locked in position by a wedge block inset in the part 7a. Means may be provided for indicating the pressure applied by the pressure exerting means to the bar and the pressure exerting means may act upon the bar continuously throughout its length or upon a plurality of points therealong. The Provisional Specification states that the grinding bar may have a renewable face and the fluid pressure may be cut off after the pressure members are locked in position.
Patent GB-799666-A (GB)
Title: Improvements in and relating to the superposition on a heavy current network of audio frequency signal voltages
IPC: H02J13/00
Filed: 1954-10-14
Abstract: 799,666. Signaling over power circuits. LANDIS & GYR AKT.-GES. Oct. 14, 1954 [Oct. 14, 1953], No. 29645/54. Drawings to Specification. Class 40 (4). In an arrangement for superposing on a power line signal voltages of a desired mean transmission frequency within the audio range, the audio-frequency generator is coupled to the power network by a coupling circuit comprising two inductively coupled resonant circuits both tuned to the said mean frequency and each having a single inductor, the two inductors being mutually coupled. The application of the invention to series and shunt injection and to three-phase networks is described, and the advantage of a filter giving the normal doublehump characteristic whereby the injected voltage is increased if the frequency drafts from the desired frequency is referred to.
Patent GB-982637-A (GB)
Title: Alloy steel
IPC: C22C38/10
Filed: 1963-07-26
Abstract: A steel which is age hardenable in the martensitic state comprises: .Ni.14 -16.0% .Mo.4.6- 5.2% .Co.8.5- 9.5% .Ti.0.1- 0.8% .Al.0.1- 1.2% .V.0 - 3.0% .Nb.0 - 5.4% .Ta.0 -10.5% .C.0 - 0.03% .Mn.0 - 0.2% .Si.0 - 0.2% .B.0 - 0.01% .Zr.0 - 0.1% the balance, apart from impurities and residual deoxidizing elements, being iron.  The Ti, Al, V, Nb, and Ta are so correlated that 5 X Ti% + 3Al% + V% + 0.5 X Nb% + 0.25 X Ta% =4.5-7 and V% + 0.5 X Nb% + 0.25 X Ta% is not more than 3. Up to 5% of chromium may replace an equal weight of nickel.  The steel is preferably deoxidized with Ca and up to 0.1% may be present as a residual amount.  The steel may be modified by the addition of W (up to 7%), Be (up to 1%) and P (up to 0.5%).  Steels according to the invention may be hot worked solution treated at 815-985  DEG C., cooled to transform the matrix to the martensitic condition and then aged at 425-540  DEG C.
Patent GB-1018587-A (GB)
Title: Improvements in or relating to footwear
IPC: E02B17/02
Filed: 1962-08-02
Abstract: 1,018,587. Footwear. SACHS M. Aug. 2, 1962 [Aug. 7, 1961], No. 29814/62. Heading A3B. A shoe comprises a sole structure including an insole 13 attached to an underlying part 12 at positions 16 and 18, forwardly and rearwardly of a forward shank portion 15 having an upward slope in the direction of the heel end, and resilient means which allow lengthwise stretching or lengthwise sliding movement of the insole, the insole being adjustable in length, and shorter than the underlying part so that it normally bridges an area of the underlying part. The overlying part comprises a forward section 21 of inelastic material and a rearward section 22 including an intermediate section of elastic material 23. A narrow tape 24 attached to the underside of the rear end of the elastic material 23 is threaded through a buckle 25 to provide means for adjusting the unstretched length of the overlying portion, and a section of tape 27 is looped around the rearward part of the buckle and has a stud 19 attached to it which fastens in the socket 20 in the underlying portion 12. A covering section 28 is provided which may be fastened to the sole part 12 in a manner which permits it to adjust to variations in the length of the ribbon 24. Other methods of fastening are shown. The resilient means may alternatively comprise a compression spring or a spring positioned in a channel in the underlying part.
Patent GB-480032-A (GB)
Title: Improvements in knitted fabrics and articles and the method of making the same
IPC: D04B1/26
Filed: 1936-11-03
Abstract: 480,032. Knitted fabrics. WILDT & CO., Ltd., and HOLMES, H. H. Nov. 3, 1936, No. 29900. [Class 74 (ii)] Tubular or other knitted fabrics and articles split across the wales to form partly separated sections, e.g. a sock provided with a garter section, are so knitted that on subsequent partial separation one or both of the edges so formed are selvedges. This may be done by knitting a welt part way round and unravelling, or by knitting a welt right across or all round and unravelling or severing part of it. One or both sections may be knitted wholly or in part of elastic thread. Fig. 3 shows a piece of rib fabric with two welts 7, 8 joined by a course of loops 11 ; alternate loops 12 are cast off in the part of this course where the split is to be made. To form the split, the remaining loops 13 are cut along the line c. Instead of providing a partial course, including cast-off loops such as 12, a draw thread of like extent may be inserted to hold the two fabric sections together temporarily. Specifications 15008/00, [Class 74], and 24290/12, [Class 74 (ii)], are referred to.
Patent GB-724387-A (GB)
Title: Improvements in or relating to parting discs for flaying apparatus
Filed: 1953-10-29
Abstract: 724,387. Flaying-apparatus. SCHMID, R., and WEZEL, W. Oct. 29, 1953 [June 19, 1953], No. 29957/53. Class 31 (2). In flaying apparatus of the kind in which two toothed parting discs 3a, 3b pressed against each other are rotated or oscillated relatively to each other, the inner surfaces 8a, 8b of the teeth are inclined or hollow-ground so that in operation the edges of the teeth constantly sharpen each other. The discs are pressed against each other by means of spring-loaded bales 4,
Patent GB-1184574-A (GB)
Title: Improvements in and relating to Apparatus for Developing Photosensitive Papers.
Inventor: KOHLER HERMANN
IPC: G03D3/08
Filed: 1967-06-29
Abstract: 1,184,574. Photographic processing apparatus. H. KOHLER. June 29, 1967, No.30021/67. Heading G2A. A photographic developing apparatus comprises a bath 1 removably resting on a reservoir tank 2, liquid being pumped from the tank into the bath through an inlet 3, and back again through an outlet 7. The cross-section of outlet 7 is substantially smaller than that of inlet 3. An overflow 8 at outlet 7 determines the liquid level 9 in the bath. Sheets to be processed are passed into the bath between guide plates 21, and guided by a further plate 23 to a pair of transport rollers 24, 25 which also have a squeegee effect. One roller dips into the liquid, so that if the apparatus is re-started after stoppage, any crystalline residues formed on the rollers is immediately washed away before the sheet passes through.
Patent GB-355091-A (GB)
Title: Improvements in reaction towers for treatment of liquids with gases
IPC: B01D47/00
Filed: 1930-10-07
Abstract: 355,091. Treating gases with liquids. I. G. FARBENINDUSTRIE AKT.-GES., Frankfort-on-Main, Germany. Oct. 7, 1930, No. 30031. Convention date, Oct. 7, 1929. [Class 55 (ii).] In packed towers made of natural stone and formed with segmental bases, each segment is surrounded by rims a, b, d of sufficient height to act as a receiver for the circulating liquid, and to prevent overflow from one segment to another. The radial rims b of adjacent segments are connected by a cement joint which is protected by a cover c. A central cover rests on the rims d, and the wall plates of the tower on the rims a. Each segment has an outlet e.
Patent GB-255294-A (GB)
Title: Improvements in and relating to motor vehicles
IPC: B62D53/02
Filed: 1925-11-30
Abstract: 255,294. Fornaca, G. Nov. 30, 1925. Connecting forecarriages, bogies, and centrallypivoted and radial axles for steering.-In vehicles having two pairs of driving and steering wheels each supporting a separate frame, a tubular extension 4 on the front frame is mounted in horizontal bearings 5, 6 and pivoted at 7 to the rear frame. The front wheels have stub axles, while the rear axle swivels about the axis of the pin 7. The steering mechanism is geared so that the wheel axles always converge on the middle lines perpendicular to the line joining the axle centres. A clutch may be provided to render inoperative the steering of the rear wheels.
Patent GB-354614-A (GB)
Title: Improvements in automatic change mechanism for bobbins of spinning or twisting machines for flaxes, hemp, jute and the like
IPC: D01H9/04
Filed: 1930-10-10
Abstract: 354,614. Doffing arrangements for spinning or twisting machines. SOC. DUVIVIER, SIX ET SENACQ, 28, Rue Sebastopol, Roubaix, France. Oct. 10, 1930, No. 30387. Convention date, Nov. 14, 1929. [Class 120 (ii).] In spinning or twisting machines an empty bobbin support 10 pivoted at 14 is provided with cam surfaces 17, 18 and a roller 19 adapted to cooperate with a roller 5 and a cam surface 6 on the lifter carriage 2, so that, when the lifter carriage is lowered beyond the limits of the normal lift at the completion of the set, the support 10 is moved backwards, as shown in Fig. 3, and, upon further lowering, the lifter plate is arrested by stops 7, 8 and the spindles withdrawn from the bobbins, the support 10 moving forward under the action of a weight 15 controlled by the cam surface 18 to push the full bobbins into a trough 9 and position the empty bobbins, so that they are engaged by the spindles and released from the holders 12, when the lifter carriage 2 is again raised and the support 10 moved back to its original position.
Patent GB-752182-A (GB)
Title: Improvements in electronic equipment employing air blast cooled electron tubes
IPC: H01J19/36
Filed: 1954-10-22
Abstract: 752,182. Cooling discharge apparatus. STANDARD TELEPHONES & CABLES, Ltd. Oct. 22, 1954 [Oct. 27, 1953], No. 30468/54. Class 39 (1). Electronic equipment includes a discharge tube 3 with a glass envelope at one end and an anode radiator 6 at the other, said radiator being partially enclosed and spaced from the end of a duct 5 extending away from this end, with means for drawing a cooling flow of air into the duct and discharging it outside the equipment. A venturi may be provided to reduce turbulence in the air flow. The tube may be housed in a cabinet 4, and the exhaust fan 7 may be inside or outside the cabinet. The duct may pass from the cabinet through the wall 9 of the building, and the fan may be outside the wall. A dummy load or artificial antenna 11 may be situated within the duct, on either the high or low pressure side of the fan. Since the radiator will be at anode potential, an insulating shield 6a may be interposed between radiator and duct. High power transmitting tubes and X-ray tubes may suitably have a cooling arrangement of this type. 752,204. Luminescent screens. RAULAND CORPORATION. June 10, 1954 [June 10, 1953], No. 17086/54. Class 39 (1). [Also in Group XVI] In a method of printing a multi-dot luminescent pattern on a plate 23 by a silk screen process in which a squeegee moved across the stencil 31 presses it linearly into contact with the plate 23, resilient deformable spacing members 34, 35 are provided between the stencil and a rigid base 11. The spacing members may be rubber tubes filled with compressed air, or may be of sponge rubber. The stencil 31 is fixed to a screen 30 which is mounted in a frame hinged to the table 10. The plate 23 is held against the base 11 by suction. A vacuum chamber 38 is recessed in the base 11. The plate 23 may be moved in turn to different positions for forming a three-colour television screen.
Patent GB-261922-A (GB)
Title: Improved construction and arrangement of steering-wheel brake mechanism
IPC: B60T11/04
Filed: 1925-12-03
Abstract: 261,922. Clark, D. M., (Bendix Brake Co.). Dec. 3, 1925. Blocks and shoes acting on drums; compensating for wear; force-transmitting mechanism.-A steering-wheel brake-shoe applying device including a spindle with a cam and crank arm at its , ends is capable of movement to centre itself irrespective of the direction of rotation of the wheel, and a horizontal transverse actuating-lever has its end which engages the crank arm in or adjacent to the steering axis of the wheel and permits the centring movement. The lever terminates adjacent the vehicle spring in the axis about which the vehicle axle and brake mechanism turn when the spring flexes. A positively-adjustable connection is provided between the crank arm and the cam spindle. In a brake having floating shoes 28 pivotally connected together the cam spindle 50, is journaled in a bracket 52 pivotally supported on the brake-shoe anchor post 34. A spring 54 lightly clamps the bracket 52 against the brake anchor plate. The crank arm 56 is mounted on the end of the spindle 50 by means of a split hub and is angularly adjustable thereon by means of a clamping bolt 58 which has a worm part meshing with a worm formed on the spindle 50. The arm 56 is provided with a vertical plane surface engaged by the ball and of the operating lever 68 pivoted on the vehicle axle 20. This constitutes a universal joint which is moved in applying the brake to a position approximately at the intersection of the steering axis and the pivot of the bracket 52, thus allowing for steering movements and the centring movement of the cam 50. The end 76 of the operating lever 68 is adjacent the vehicle spring and is jointed to the brake-applying connections. In order to relieve the outer brake on a turn, the universal joint between crank arm 56 and lever 68 is arranged slightly outside the steering axis. The brake shoes are pivoted on a floating pivot 30 the idle position of which is determined by a pivoted arm 36 adjusted in position by an eccentric or the like 38. Auxiliary springs 40 may be provided to hold. the shoe against eccentric adjustable stops 42. The free ends of the shoes are confined laterally by a plate 44 carried by posts 46 secured to the anchor plate and passing through large openings in the shoes.
Patent GB-812558-A (GB)
Title: Improvements relating to electromagnets, particularly for electromagnetic regulators
Inventor: STAMBERGER ANDREW
IPC: H01H50/40
Filed: 1955-10-26
Abstract: 812,558. Automatic regulation; electromagnets. STONE & CO. (DEPTFORD) Ltd., J. Oct. 22, 1956 [Oct. 26, 1955], No. 30629/55. Classes 35 and 38 (4). In a carbon-pile regulator of the kind disclosed in Specification 775,541, [Group XXXVI], in which the magnet core consists of a horseshoe of laminated iron as disclosed in Specification 725,793, the core 1 is clamped to a light-alloy support 8 by a light-alloy plate 11 and both the support 8 and the plate 11 have tie-bars 15, 16 having a low coefficient of thermal expansion so that as the temperature of the regulator rises. the polepieces 3, 3 do not move apart to the same extent as the armature (not shown) expands. Hence the air gaps decrease and so compensate for the increased resistance of the magnet windings.
Patent GB-741302-A (GB)
Title: Improvements in or relating to apparatus and methods for welding metal tubes
IPC: B23K9/025
Filed: 1952-12-03
Abstract: 741,302. Welding by fusion. GENERAL ELECTRIC CO., Ltd., and DONELAN, J. A. Dec. 2, 1953 [Dec. 3, 1952], No. 30672/52. Class 83 (4). In apparatus for electric arc welding the longitudinal seam of a metal tube in which, during welding, the tube moves past a normally stationary welding torch, the torch is movable parallel to the tube for starting and re-starting of welding. Rolls 3, 4 bring the edges of the tube 1 together to be welded by the torch 8 mounted on a carriage 9 movable by hand or an electric motor and running on rails 11 parallel to the tube. To start welding the torch is moved to a point adjacent to guide rolls 5, 6, and the operator closes a switch which providing the cooling water and the argon for the welding torch are flowing starts a motor driving the tube. When the tube is moving at normal speed the arc or arcs are automatically struck whereupon the motor driving the carriage 9 moves the torch 8 slowly back to its normal position adjacent the rolls 3, 4. It is stated that the welded metal in cooling tends to draw the adjacent unwelded edges of the tube together. The carriage 9 stops automatically when the normal position is reached. For re-starting welding the torch 8 is moved to overlap the welded portion and then the operations are as described above. A push-button arrangement enables the operator to adjust the welding current. Specification 741,303 is referred to.