baber/WOPTO huggingface dataset:
Patent GB-251667-A (GB)
Title: Improvements in or relating to means for regulating the intervals between film movements in cinematographic apparatus
IPC: G03B19/18
Filed: 1926-05-03
Abstract: 251,667. Stock, J. J. F. May 4, 1925, [Convention date]. Kinematograph apparatus. - The means for driving a camera or projector is controlled so as to secure predetermined and equal intervals between film movements. As shown, clockwork, having a pendulum b carrying a contact spring b<1> travelling over one of a number of contact segments c<1>, c<2>, c<3>, controls the current supplied to a solenoid s, thus causing a double pawl r to be intermittently attracted and permit intermittent rotation of a ratchet wheel q on the main shaft of the apparatus. The segments c<1>, c<2>, c<3> respectively cause eight, nine, and ten, passages of current per second, and are carried by a vertically slidable plate g so that any of them may be engaged by the spring b<1>. The clock has dials d, e, f respectively graduated to show seconds, hundreds of seconds. and thousands of seconds. The apparatus is driven by a crank o, or by a motor, through a friction clutch on a shaft m geared by toothed wheels p, p<1> with the shaft of the ratchet wheel q. In a modification, the current operates a controlling device having sixteen field magnets and a four pole armature. Automatic means for starting the operation of the apparatus after a predetermined, time may be provided. The Specification as open to inspection under Sect. 91 (3) (a) comprises also a modification in which the intermittent current alternately energizes two solenoids, the armatures of which carry hooks engaging and driving a ratchet wheel on the main shaft of the kinematograph apparatus. This subject-matter does not appear in the Specification as accepted.
Patent GB-712317-A (GB)
Title: Improvements in or relating to preserving rubber
IPC: C08K5/375
Filed: 1951-05-18
Abstract: Synthetic rubber such as GR-S is preserved by adding a thio-bis (4, 6-dialkyl phenol) in which each alkyl group contains more than 3 but less than 8 carbon atoms.  Preferred compounds are thio-bis (4, 6-ditertiary amyl phenol) and thio-bis (4, 6-disecondary amyl phenol) and they may be added to the solid or a latex.  In an example a mix consists of GR-S latex, thio-bis (4, 6-disecondary amyl phenol), ammonium caseinate, caustic soda, saturated fatty acid scrap, oleic acid, water and ethylene glycol.  Specification 712,390, [Group IV (b)], is referred to.ALSO:Thio bis-(4,6-dialkyl phenols) in which each alkyl group contains more than 3 but less than 8 carbon atoms, which may be used as rubber preservatives (see Group V) may be made by reacting a 4,6-dialkyl phenol with a sulphur halide.  Preferably two molecular equivalents of the phenol are treated with one molecular equivalent of sulphur dichloride.  In examples, 2,4-diamyl phenol in which the amyl group was either predominately tertiary or secondary is reacted with either sulphur moon-, or di-, chloride. After removal of volatiles a brown liquid to resinous product is produced.  Specification 712,390 is referred to.ALSO:Rubber is preserved by adding a thio bis (4, 6-dialkyl phenol) in which each alkyl group contains more than 3 but less than 8 carbon atoms. Preferred compounds are thio bis (4, 6-di-tertiary amyl phenol and thio bis (4, 6-di-secondary amyl phenol) and they may be added to a latex or to the rubber in solid form.  The phenol may be added to the latex, admixed with zinc oxide, sulphur and zinc diethyl dithiocarbamate in a dispersion in alkaline ammonium caseinate. Alternatively the phenol may be added to a foamed latex mix for making sponge stocks containing zinc diethyl dithiocarbamate, piperidine cyclopentamethylene dithiocarbamate, sulphur.  KOH, and zinc oxide, to which sodium silicofluoride is added.  Specification 712,390, [Group IV (b)], is referred to.
Patent GB-111267-A (GB)
Title: Improvements in Machines for Twisting and Winding Yarn in the Process of Curling the same.
IPC: D01H1/00
Filed: 1916-12-13
Abstract: 111,267. Lister & Co., Watson, W. H., and Marshall, W. T. Dec. 13, 1916. Flyer frames; driving-arrangements; spindle apparatus; building-motions; twist tubes and like twisters.-In machines for twisting and winding yarn in the process of curling the same, the dressed yarns are passed through " let-off " rolls 15 to a rotating " tweedler " such as is described in Specification 12046/14 mounted on a rotating tube 29 carrying " take-off " rolls 17, which are rotated also upon their axles by the gearing 31, 32, 34, 35, 36, 37, as shown in Fig. 4, the wheel 31 rotating with the tube 29, and the wheels 35, 36 rotating together and loose upon the tube, which is driven by toothed gearing and a vertical shaft 25 from the main shaft 22. From the tweedler. the material passes over a pulley 18 on an arm 75 to a perforated socket 74 also carried by the arm 75 and through the perforated 'boss 73 of a loose flyer 20, the friction between the socket and the boss serving to put a drag on the flyer. The bobbin 21 rests on ball bearings on the lifter rail 51 and is connected with its spindle by a feather- and-groove arrangement so that it is rotated positively with the spindle. The spindle takes into a socket 40 carried by the bracket 42 and formed in one with a bevel wheel 41 driven by toothed gearing from the main shaft 22 through the inclined shaft 47. The lifter rail 51 is reciprocated vertically by horizontal and vertical racks 64, 71, connected together by toothed gearing, the horizontal rack being reciprocated by a cam 63.
Patent GB-238287-A (GB)
Title: Process for protecting wool, fur and other materials from moth
Filed: 1924-05-12
Abstract: Ethylidenehydrazonephenylcarboxylic acid - ethylester is prepared by transforming the hydrazine of m-aminobenzoic acid into the hydrazone by the action of acetic aldehyde, and then producing the ethyl ester therefrom.  Phenylmethylhydrazonebenzylidene sulphonic acid is obtained by the condensation of phenylmethylhydrazine with a benzaldehyde sulphonic acid.  Bis-nitrophenylmethylpyrazolone chloride is prepared by the chlorination of bis-nitrophenylmethylpyrazolone in carbon tetrachloride by means of chlorine.  The non-chlorinated compound may be obtained by the oxidation of two molecules of nitrophenylmethylpyrazolone or directly from diacetylsuccinic acid ester and nitrophenylhydrazine.
Patent GB-202685-A (GB)
Title: Detachable electric lighting fittings
IPC: F21V21/02
Filed: 1922-04-27
Abstract: 202,685. Isherwood, E. April 27, 1922. Plug couplings for detachable electric fittings comprise a block 10 of insulating material adapted to be fixed to the face of a support, a second insulating block rigidly secured to the fitting 2 and adapted to engage the front vertical face of the fixed block and having a projection adapted to engage the upper face of the fixed block to support the fitting. Co-operating contact members 11 of the plug and socket type are immovably mounted on or in the respective blocks so that they may engage by a vertical movement of the fitting. The front face of the fixed block may be rounded and the contact members may be concentrically arranged to permit the fitting to rotate. The fixed block has a hinged non-conducting flap 19 to cover the contacts when the fitting is removed. The wiring is adapted to be taken through channels 14, 15 in the fixed block and connected to the terminals without being severed.
Patent GB-247432-A (GB)
Title: Improvements in or relating to gramophones
IPC: G10K13/00
Filed: 1925-05-06
Abstract: 247,432. Gates, F. P. May 6, 1925. Sound-boxes; sound-boxes and tone-arms, balancing; external horns, arranging and supporting.-Relates to gramophones of the kind having two sound-boxes connected together coaxially and arranged so that the two diaphragms, to which vibrations are transmitted from a single needle, are in parallel planes. According to the invention, the stylus-bar 11 is connected directly to one diaphragm 9, without any branching between the stylus-socket and this diaphragm, an extension 15 of the stylus-bar joining the diaphragm 9 to the other diaphragm 10. The two sound-boxes are held together by a metal band 17, or by cross stays. A sound-insulating partition 20 is arranged between the diaphragms. The outlets from the sound-boxes are, in the construction shown, connected respectively to a tone-arm 1, leading in the usual manner to a main wooden horn, and to a tone-arm 2 connected to an auxiliary metal horn 4. The tonearm 2 is supported by a bracket 5 secured to the tone-arm 1. A counterbalancing spring 21 is provided as shown.
Patent GB-441843-A (GB)
Title: Improvements in or relating to mountings or connections, particularly applicable to motor vehicles
IPC: B62D27/04
Filed: 1934-04-19
Abstract: 441,843. Mounting motors, radiators, mudguards, &c. SMITH, S., Dingley Dell Farm, Windlesham Road, Chobham, Surrey. April 19, 1934, Nos. 11768, 14185, and 17763. [Classes 79 (iii) and 136 (i)] [See also Group XXXII and XXXIV] Vibration or shock-absorbing devices for connecting two members or parts together, for example, for securing radiators, engines, and mudguards on vehicles, comprise a block of rubber or the like having convex or converging portions engaging concave or inwardlyconverging cups or recesses formed on or in the members or parts so that strains are taken by the block in shear, a bolt or the like being passed through the device to secure the parts. As shown in Fig. 2, a vehicle radiator 20 is secured to each chassis sidemember 21 by means of a rubber &c. ball 22 mounted between opposed cups 23 formed respectively in a bracket 25 on the member 21 and in the sheet-metal side wall of the radiator shell, a bolt 24 securing the parts. At its upper end. the radiator is secured by a similar resilient device to a rearwardly-extending stayrod. In a second application a rear mudguard is shown secured to the vehicle body and a front mudguard to a chassis side-member and to a footboard by a number of such resilient devices. Figs. 9, 10 show a cycle-type mudguard and valance for an independently-sprung vehicle wheel which is carried on a stub-axle 48 secured on one end of a wheel arm 49 mounted upon an axle 50 spring-connected to the vehicle body. The attachment portion 52 of the mudguard 51, as shown in Fig. 9, has a number of the resilient devices 22, 23, 24 connecting it to the wheel arm 49 while the semicircular valance 54, Fig. 10, is connected to the end of the fixed stub-axle 48 by a single connection comprising a rubber ball 22 clamped by a bolt 64 between a valance recess 63 and a cup 62 screwed to the axle, one end of the bolt being fixed to the axle while the other end has an adjusting lock-nut. In a modification, the cup 62 is supported from a rotating. axle by being mounted on the inner race of a ballbearing. A peripheral groove 55 on the valance engages the beaded edge 56 of the mudguard through which passes a stiffening wire 58 projecting from the ends of the bead for connection to screw-threaded rods 59 adapted to pass through sleeves on the valance which is secured by clamping nuts on the rods 59. Specification 408,988, [Group XXV], is referred to.
Patent GB-560637-A (GB)
Title: Improvements in and relating to apparatus for winding textile threads
IPC: B65H54/28
Filed: 1942-08-21
Abstract: 560,637. Winding thread. COURTAULDS, Ltd., and HAMPSON, C. H. Aug. 21, 1942, No. 11778. [Class 120 (ii)] A machine for winding thread packages tapered at each end comprises a rotating roller C adapted to receive the thread, and a thread guide n traversing the package and in contact therewith and mounted on an arm N fixed on an axle M connected by an intermediate bracket K with a short rod J passing through the slot H of a lever E oscillating about a fixed fulcrum F so that as the package grows, the rod J moves in the slotted lever towards the fulcrum thereof and the traverse given to the guide n by the lever is thereby shortened. As shown, the lever is oscillated by a pin G engaging the slot H and carried by a sleeve S reciprocated along a stationary bar T by a stud P engaging the groove Q of a rotating cam R. The roller C may be positively driven or by contact with a driven drum and the fulcrum F of the lever may be adjustable in a direction parallel to the length of the lever. Specifications 12066 /98, [Class 120], and 373,778 are referred to.
Patent GB-816878-A (GB)
Title: Improvements in or relating to combustion equipment
Inventor: HOLLIDAY JOHN BERTRAM
IPC: F23R3/10
Filed: 1956-04-18
Abstract: 816,878. Generating combustion products under pressure. ROLLS-ROYCE Ltd. April 18, 1957 [April 18, 1966], No. 11871/56. Class 51 (1). In combustion equipment of a gas turbine engine in which fuel is mixed with air before entry through a space or duet into the combustion zone, the wall of the space or duct is formed of perforated or foraminous material and a supply of gas under pressure is led to the side of the wall remote from the duct or space so as to penetrate through the perforated or foraminous material thereby to prevent fuel from being deposited or to reduce the amount of fuel deposited on the wall. The flame tube 12 in Fig. 1 is formed with an upstream extension 14 and is disposed within an outer air casing 10, 11. Supported within the extension 14 is a wall 25 defining a space or duct 22 through which air flows towards the combustion zone 13 within the flame tube, and fuel is sprayed into the air stream in the space 22 by means of an injector 21 mounted in a central hub 19 which is supported by means of radial spokes 20. The wall 25 comprises an inner layer of wire gauze 26 and a perforated metal sheet 27 radially spaced therefrom, the wall 25 being spaced from the extension 14 by means of spacers 28. Air flowing from the engine compressor enters the annular space 29 between the extenson 14 and the foraminous wall 25, this air flowing through the apertures in the wall 25 into the space 22, thereby preventing or reducing the deposition of fuel on the wall surface. In a second embodiment, the bullet-shaped fairing 24 around the fuel injector is replaced by a foraminous wall similar in construction to the wall 25, air under pressure being supplied to the space within the wall through the radial spokes 20. In a further embodiment, fuel is sprayed in a downstream direction through an injector disposed at the inlet to the duct or space 22. A central member having a foraminous wall similar in construction to the wall 25 is supported downstream of the fuel injector by means of the radial spokes 20.
Patent GB-680669-A (GB)
Title: Improvements relating to croquignole clamps for use in the permanent waving of hair
Inventor: LEATHER GEORGE BERRELL
IPC: A45D2/34
Filed: 1950-05-12
Abstract: 680,669. Hair waving appliances. EUGENE, Ltd. April 15, 1951 [May 12, 1950], No. 11873/50. Class 131 In a clamp, for use in the croquinole system of permanent waving and comprising two jaws hinged together at one end, the jaws are provided with upstanding side and end walls and a flat, lever, closure clap is mounted on the end wall, opposite to the hinge, and lies and operates in a plane close to and parallel to this wall. As shown, a two-armed lever 21, 24, is pivotally mounted on a pin 19 on the end wall of the jaw 10 opposite to the hinge and when the clamp is closed engages a stud 20 on the end wall of the jaw 11. The arm 21 is formed of folded metal and the arm 24, provided with a finger-grip portion 22, is pivoted at 23 between the layers. The rubber-sheathed base 26 of the clamp is curved longitudinally to seat on the scalp and the side walls are outwardly inclined to permit the closer arrangement of clamps on the head. The upper edge 28 of slots 27 in the side walls are turned inwardly to engage a satchet or heater pad wrapped over a curler 29 wound with a tress of hair to be curled. A spring clip 34 is provided to hold the pad in position. The jaws may be hinged on a single pin passing through apertured, overlapping extensions of the end walls or a hinge joint at each of the upper and lower ends of the end walls may be provided.
Patent GB-592466-A (GB)
Title: Improvements relating to dolls
IPC: A63H3/14
Filed: 1945-05-12
Abstract: 592,466. Dancing dolls. BRANWHITE, V. C. May 12, 1945, No. 11974. [Class 132 (iii)] A doll and means for being attached to or mounted upon a human hand, the means comprising a member transversely attached to the doll and spaced therefrom so that at least one finger can be passed between the member and the doll, the finger or fingers simulating one or more of the movable parts of the doll, for example, a leg. The doll is constructed with detachable legs and removable footwear, so that the latter can be slipped on to the fingertips. The body 1 has a lower part 1A cut away at 1B to facilitate insertion of the fingers. The part 1A is covered by a kilt, skirt or cowboys chaps. The head 3 is fixed to a spring mounting 4 so that it wobbles as the doll moves. Attached to 1A is an elastic band 9 or other means by which the body can be attached to the hand 11 of the operator. The footwear 7 is detached from the removable legs and slipped on to the finger tips where it is held by elastic bands 8. Movement of the fingers 10 will cause the doll to simulate a grotesque dance; the arms 12 may be freely attached so that they swing with the movement of the supporting fingers. The legs may be attached to the lower part of the body 1A by press studs, or they may be suspended from a rod passing from one side of the body to the other.
Patent GB-1494648-A (GB)
Title: Heat-treated magnetic alloy and a process for the production thereof
IPC: C22C38/30
Filed: 1975-03-21
Abstract: 1494648 Magnetic alloy HITACHI METALS Ltd 21 March 1975 12026/75 Heading C7A A heat treated magnetic alloy containing Cr 17-45 Co 3-14 Si 0À2-5 Fe Bal and impurities (i.e. up to 0À1% C up to 1% total MgCa, Mn) suitable for hysteresis motors, brakes and clutches, and with good workability, is solution treated at 650-1300‹C (preferably 850-1085‹C) and aged by either (1) holding at or below 650‹C for a period, cooling 30-50‹C, and holding, followed by further cooling by 30-50‹C and holdings i.e. multi-stage ageing at progressively lower temperatures or (2) controlled cooling at less than 50‹C/hour from 700‹C to 550‹C, followed by air cooling. The S.T. and ageing gives optimum magnetic properties of a residual flux density of 7000 gauss or more and a coercive force of 100-600 Oe.
Patent GB-1174288-A (GB)
Title: Electrical Transmission Lines.
IPC: H01B9/06
Filed: 1968-03-12
Abstract: 1,174,288. Extruding ribbed sheeting; laminates for electrical insulation. E. I. DU PONT DE NEMOURS & CO. 12 March, 1968 [28 July, 1967], No. 12081/68. Headings B5A and B5N. [Also in Division H1] Figure 4 shows a strip 20 with ribs 22 that is extruded from a thermoplastic polymeric material by an extruder, Figure 9. The heated die 104 feeds the molten resin 126 on to a cooled rotating patterned roll 108 past an adjustable die plate 130 and a heated doctor blade 132. Additional cooling of the strip 110 is provided by a flume or water spray (112), Fig. 8 (not shown), which also shows an optional mold release agent spray (118). A laminated tape is fabricated by passing a strip 20 with ribs 22 past a burner 28 which heat-softens the top of the ribs to allow a further strip 30 to be bonded thereto. Alternatively a freshly extruded strip 30 can be bonded to the ribs by pressure alone.
Patent GB-695238-A (GB)
Title: Process for production of converter steel with low nitrogen content
IPC: C21C5/34
Filed: 1951-05-23
Abstract: In a process for the production of steel of low nitrogen content (0.004-0.008 per cent) in a converter of the Bessemer or similar type with blow-holes at the bottom, blowing takes place with the converter inclined, but not raised by more than 30 degrees above the lowest position of complete blow-hole submersion, part at least of the blowing being effected with oxygen-enriched air, the available oxygen, including that released from oxygen-containing materials such as ores or limestone during this period, being at least 30 per cent and preferably less than 60 per cent by volume of the blast.  The oxygen is preferably employed for the last 1-3 minutes of the decarburizing period, and the converter has blow-holes of preferably 20-30 mm. in diameter some of which, if it is a Bessemer converter, may be blocked up. Specification 601,028 is referred to.
Patent GB-708162-A (GB)
Title: Synchronisation of two moving elements
IPC: B65H23/188
Filed: 1952-05-13
Abstract: 708,162. Photo-electric control systems. MATERIEL ELECTRIQUE S. W. May 13, 1952 [June 12, 1951], No. 12109/52. Class 40 (3). [Also in Group XXXV] To detect the amount and direction of the lack of alignment between e g. a printing drum 1 and a web 2, the drum is provided with a principal reference mark 3 and five auxiliary marks either side, and the web with a reference mark 12. The marks are detected by photocells 8, 17 which supply pulses 11 to a counter 20, through a gating circuit 11 which blocks all pulses from the drum until the arrival of a pulse from the web circuit. If the web lags on the drum more than six pulses will be counted, if the web leads, less than six. The counter operates a correcting device to vary the relative position of the paper and drum. In one alternative arrangement a vernier scale may be used, Fig. 3, not shown, the web being provided with twelve marks along an equivalent length to eleven on the drum, and the gating circuit is arranged to block until coincident pulses are received from the web and drum. In a further arrangement, Fig. 4 (not shown) the pulses from the drum may be fed into a pair of gating circuits 25, 27 which block the pulses respectively after and before the arrival of the web-pulse. The separate outputs are fed to "stepped" circuit integrators 30, 31, and the number may be indicated by voltmeters 32, 33. The difference in voltage between the two circuits may be fed to a visual indicator 34 and a correcting circuit.
Patent GB-233888-A (GB)
Title: Improvements relating to sectional boiler headers
IPC: B21D37/20
Filed: 1924-05-16
Abstract: 233,888. Imray, O. Y., (Heine Boiler Co.). May 16, 1924. Steam generators. - In headers formed from tubes and having in the sides a series of outwardly-bulged portions alternately with inwardlypressed portions and with its front and rear faces formed with alternative wide and narrow flat parts for the tube and hand holes, the flats are formed simultaneously with the operation of crimping the tube. The sides of the header are corrugated to form depressions 1 alternately with ridges 2, Fig. 3, and the front and back has wide flats 3, 3<a>, Fig. 4, alternately with long narrow flats 4, 4a inclined to the header so as to be at right-angles to the inclined boiler tubes. The tube is deformed on the sides by dies 18 secured to bars B, Fig. 13, and to the front and rear by dies 14, 15, 14<a>, 15a, Fig. 9, acting in conjunction with a collapsable mandrel comprising blocks 6 on rods 5. To collapse the mandrel one rod 5 is moved so that the faces 7 of the blocks 6 slide over one another and allow the blocks to nest as in Fig. 8, with their operative faces 8, 9 clear of the inner faces of the header. The bars A, B, A', B<1> carrying the dies are supported by links 26, Figs. 14 and 15, from angle-iron standards C. The bars are reciprocated by a member F actuated by screw and nut gear 32 through worm gearing 31 from an electric motor. Upward movement of the bars is accompanied by a swinging motion away from the header owing to the links 26; downward movement similarly results in the dies swinging in towards the header. Specification 233,885 is referred to.