baber/WOPTO huggingface dataset:
Patent GB-515306-A (GB)
Title: Improvements in and relating to the heels of footwear
IPC: A43B21/40
Filed: 1938-05-24
Abstract: 515,306. Protectors for footwear. MANBY, E. May 24, 1938, No. 15495. [Class 17 (iii)] A tread 16 is removably secured to a boot heel by the engagement of a tongue 17, on the tread Figs. 1 and 2 in an undercut slotted portion of a plate 5, secured to the heel, the tread being locked by a spring-pressed pin 12 fitting into a hole in the tongue. The pin is housed in a socket 11 in the heel, and this socket has an inturned flange at its lower end engaging beneath an enlarged head 15 on the pin.
Patent GB-1458085-A (GB)
Title: Multi-pass heating apparatus with expandable air cooled jacket
IPC: F24H9/18
Filed: 1974-04-08
Abstract: 1458085 Fluid heaters; burners; water heaters SIOUX STEAM CLEANER CORP 8 April 1974 [27 Sept 1973] 15498/74 Headings F4S F4A and F4T In a fluid heater comprising an outer cylindrical casing 10 containing a burner and associated housing 12 at one end thereof and a plurality of series connected and concentrically arranged helical coils 60, 62, 64, part of the air supplied to the housing 12 by a blower (22, Fig. 1, not shown) is fed to the burner through two sets of ports 52 and 110 while the remainder is supplied via ports 84 to one end of an annular passageway 78 to keep the casing 10 cool. The cooling air leaving the other end of the passageway 78 through ports 86 and 96 is admixed in a space 98 with the combustion gases from the burner, the resulting mixture leaving the heater through ducts 36 and 38 which may be provided with controllable dampers. The coils 60, 62, 64 are supported within the casing by an arrangement comprising a cross-shaped member 66, a dish-shaped member 67, and a plurality of longitudinal sets of support members 68, 70 and 72; each set includes a number of V-shaped members, e.g. 68a, 68b, 68c and 68d. The annular passageway 78, which includes a number of V- shaped support members 80, is defined between the casing 10 and an expandable cylindrical member 74. The member 74 has a set of spring loaded expansion bolt assemblies 76 mounted between flanges 74a and 74b defining a longitudinal expansion joint which allows expansion and contraction of the coils 60, 62 and 64. The combustion gases leaving the burner are constrained to follow a multipass flow path over the heat exchange coils before entering the space 98 where they admix with the cooling air from passageway 78. Fluid to be heated, e.g. water, after passing through the coils leaves through an outlet pipe 34. Burner fuel is pumped through a line 30 to a nozzle 48. The burner also includes an electric igniter having a pair of igniter probes 56 and (57, Fig. 6) and a pair of flame detectors 58 and 59; the detector 58 includes a mirror 58a.
Patent GB-910176-A (GB)
Title: Improvements relating to screening equipment
Inventor: ROWLES ALEC HENRY
IPC: B01D35/28
Filed: 1960-05-03
Abstract: 910,176. Screening apparatus. BARRON & SON Ltd., W. S. May 1, 1961 [May 3, 1960], No. 15501/60. Class 117. Apparatus for detecting the presence of oversize particles in material coming from equipment including screening or sifting means, includes a tubular body 1 inserted in a flow line from the equipment, and having a pivoted flap 2 which directs a portion of the flow to a conveyer 4 leading the material to a sifter having brushes 5 moving over a semi-cylindrical screen 6. Material of correct size passes through the screen and is led by a conduit 7 back to the main flow, but any oversize material which may have passed through a damaged screen of the equipment is conveyed along the screen 6 to a hinged flap 8. The latter is deflected by the weight of such material to operate a microswitch 9 which may operate a warning signal or a relay device. A modified form of particle detector is shown in Fig. 3, in which one end of the brush shaft 12 vertically reciprocates a plunger 18 having a head 19 at the base of a casing 26 down which the oversize falls. The latter passes to a plate 20 on a trip lever 22 pivoted at 23 and fitted to a balance weight 24. On depression of the plunger head the plate 20 is depressed and a micro-switch 25 operated.
Patent GB-231052-A (GB)
Title: Arrangement for detecting conductive strata or deposits
IPC: G01V3/17
Filed: 1924-06-27
Abstract: 231,052. L÷wy, H. June 27, 1924. Locating conductors.-Two or more aircraft are connected by metallic wires forming an antenna and also serving as track ropes, the presence and distance of conducting strata being determined from the aircraft by the variation in capacity of the antenna as it crosses the strata. As shown, two sets of four balloons Z of the Zeppelin type are connected together and to a central balloon H by wires A. In the central balloon H are located a generator for producing natural electric oscillations in the antenna system and apparatus for determining their frequency. Dynamometers may be provided for indicating the tension on the wires for the purpose of maintaining the proper distance of the aircraft from each other and facilitating speed control, automatically or otherwise. Releasing- devices may be provided for uncoupling the aircraft manually or automatically. The connecting- ropes may each consist of a metallic part serving as antenna and a part of insulating material such as hemp rope, one end of which is wound on a windlass &c. so that the distance between the aircraft may be regulated without altering the length of the antennae, the connecting rope being wound up automatically when the distance betwee the aircraft decreases by an auxiliary motor or air propeller. The distance between the aircraft may be indicated by an apparatus provided on the windlass for the connecting rope and indicating the length of rope paid out.
Patent GB-654946-A (GB)
Title: Improvements in electrical networks having linear sloping frequency characteristics
IPC: H03D3/08
Filed: 1947-06-13
Abstract: 654,946. Electric filters. NAAMLOOZE VENNOOTSCHAP PHILIPS' GLOEILAMPENFABRIEKEN. June 13, 1947, No. 15630. Convention date, June 17, 1946. Drawings to Specification. [Class 40 (viii)] In constructing a filter having a substantially linear transfer ratio characteristic, a specified working range, infinite attenuation at a point in the working range, and also at several points outside the range, the values of # (hereinafter defined) corresponding to these points are arranged to be the roots with negative real parts of a function # wherein the second term in square brackets divided by the first is smaller than the permissible relative deviation from linearity. #=a constant + #-1 # where " # " is a normalized frequency, namely #=2p - q/q where p is the actual frequency and q is a reference frequency. where q &c. are normalized frequencies and S is an interger. The impedances required for a filter fulfilling these conditions are obtained by calculations on the methods disclosed in Specification 350,498. This method, together with the above conditions, permits networks to be constructed with capacities across input and output, capacities in parallel with all inductances, no mutual inductance used, and one terminal of every impedance separated from earth by only a small impedance.
Patent GB-647140-A (GB)
Title: Apparatus for determining the viscosity of fluids
IPC: G01N11/10
Filed: 1947-06-13
Abstract: 647,140. Viscosimeters. FISCHER & PORTER CO. June 13, 1947, No. 15666. Convention date, Jan. 24, 1945. [Class 106 (ii)] [Also in Group XXIX] The viscosity of a fluid flowing upwards through a tapered vertical metering tube 20 is deter. mined by the relative posi. tion of two flow - constricting floats, one float 46, having a portion entering within an extension chamber 34 vertically aligned with the tube 20, being relatively insensitive to viscosity, and the other float 51 being sensitive to both rate of flow and viscosity. As shown, the float 46 is as described in Specification 579,779, [Group XXIX], and comprises a flowconstricting head 47 connected by a rod to a weight 49 guided in the extension chamber. The float 51 is an imperforate cylinder, and the movement of the floats is limited by upper and lower stop sleeves 33, 42. The tube 20 is as described in Specification 615,412, [Group XXIX]. A scale (not shown) fixed outside the tube, gives the viscosity for a predetermined rate of flow opposite the float 51. The invention is illustrated by other embodiments which are identical with those disclosed in Specification 615,414.
Patent GB-1224703-A (GB)
Title: Method of and apparatus for manufacturing a package and package formed thereby
IPC: B65B9/02
Filed: 1969-03-25
Abstract: 1,224,703. Packaging flat strips. UDDEHOLMS AB. 25 March, 1969 [26 March, 1968], No. 15670/69. Heading B8C. A package comprises a coiled assembly of flat strips 1 and an envelope of packaging material 4, 5 having a seam 6 projecting laterally from one or both sides of the coil to protect the strip. The strip is packaged either by enclosing the strip between two elongated sheets 4, 5 of packaging material and forming seams along both edges or by folding a sheet over the strip and forming one seam to bind the edges; the packaged strip then being rolled. The packaging material may be paper, a plastics material or a combination of both and may be sealed by adhesive, adhesive strip, heat sealing or embossing. Extra layers of packaging material 10 may be wound around the coil for protection and the package may be formed continuously over longitudinally separated strips so that the packaging material can be cut to separate the strips.
Patent GB-706259-A (GB)
Title: Improvements in or relating to adhesive compositions, abrasive sheets and adhesive tapes employing said compositions
Inventor: NESTOR LEONARD RUSSELL
IPC: C09J103/10
Filed: 1951-07-02
Abstract: An adhesive composition comprises an alkaline-reacting starch-base adhesive made by keeping a slurry of starch in an aqueous solution of an oxidizing agent below gelatinization temperature, e.g. at 85-105 DEG F., until the mixture arrives in an acid condition at a stage in which it is alkali-convertible, and then adding alkali to convert the mixture into a smooth, homogeneous, alkaline solution having a viscosity of about 500 to 8000 centipoises at 45 to 49 DEG C. and 40 to 50 per cent. solids content by weight.  The oxidizing agent may be sodium hypochlorite or potassium permanganate.  The alkali may be sodium hydroxide, potassium hydroxide, lithium hydroxide, a mixture of ammonium and sodium hydroxides, sodium metasilicate or a quaternary ammonium or sulphonium base.  The alkali may be present in an amount equivalent to 9 to 16 parts by weight of sodium hydroxide per 100 parts of starch.
Patent GB-771348-A (GB)
Title: Improvements in or relating to tire
IPC: B60B21/10
Filed: 1955-06-01
Abstract: 771,348. Pneumatic tyres. FIRESTONE TIRE & RUBBER CO. June 1, 1955 [Sept. 29, 1954], No. 15703/55. Class 144 (2). A tyre, which may be used with the rim assembly as described in Specifications 754,122 and 754,204, has the toe portion of each bead 16, i.e. that portion which lies axially inwardly of the plane a-a which is tangential to the axially inner surface of the bead core 22 and perpendicular to the bead seat 19 of the rim 11, moulded to be out of contact with the bead seat 19. This reduces chafing of the bead.
Patent GB-645541-A (GB)
Title: Metallurgical processes for producing materials or articles of platinum or allied metals, or their alloys, and materials or articles made by or from the products of suchprocesses
Inventor: SMITHELLS COLIN JAMES
IPC: C22C5/00
Filed: 1943-09-24
Abstract: A metallurgical process consists in agglomerating by pressing and sintering metals of the platinum class with or without alloying ingredients in amounts yielding cold-working alloys with one or more alkaline earth oxides, namely, oxides of calcium, barium, strontium, magnesium and beryllium, the quantity of which oxide is not greater than 10 per cent by weight of the metal, all ingredients being in a finely divided condition, the sintered body being subsequently swaged, rolled, drawn or otherwise treated to bring it into the form of a wire or sheet suitable for use in the production of desired articles.  A minor part of the alkaline oxide constituent may be replaced by one or more other oxides which are stable at the sintering temperature whether or not sintering is carried out in the presence of hydrogen or other reducing gas.  The following binary alloys may be used, namely, platinum alloyed with up to 30 per cent of rhodium, iridium or palladium, or with up to 8 per cent of tungsten, up to 15 per cent of gold or ruthenium, up to 8 per cent of molybdenum, up to 8 per cent of manganese, up to 15 per cent of cobalt or up to 15 per cent of nickel.  In an example, 100 c.cs. of distilled water containing 90 grammes of platinum in the form of a suspension of ammonium chloroplatinate, 50 c.cs. of a solution containing 10 grammes of rhodium in the form of ammonium hexachlororhodate and 10 c.cs. of a solution containing 0.25 grammes of calcium oxide in the form of calcium acetate are mixed, made up to 200 c.cs. wth distilled water, evaporated to dryness and heated slowly to 350 DEG C to decompose the salts to metal and calcium oxide which decomposition is completed at about 600 DEG C.  The product is crushed, heated in a stream of hydrogen at about 850 DEG C, pressed in a steel mould at about 30 tons/square inch, sintered in hydrogen at about 1400 DEG C-1500 DEG C and treated to bring it to wire or sheet form.  A further example is given of the production, in a similar manner of a composition containing platinum, tungsten and magnesia.  The product may be used as sparking plug electrodes, thermo-couples, electric-furnace heating elements or wire gauze catalysts.
Patent GB-312174-A (GB)
Title: Manufacture of condensation products from 1:3:3-trimethyl-2-methylene-indolins
IPC: C07D209/08
Filed: 1929-05-21
Abstract: 312,174. Soc. of Chemical Industry in Basle. May 19, 1928, [Convention date]. Samples furnished. Cyclammonium polymethine compounds. - Intermediates for dyes are produced by condensing 1 mol. of formaldehyde, with or without a solvent or diluent, with 2 mols. of a methylene base of a 1: 3: 3-trimethylindoleninium salt having a reactive a-methyl group. According to an example, 1 mol. of formaldehyde is condensed with 2 mols. of 1:3:3-trimethyl-2-methyleneindolin in the presence of alcohol. The methylene bases corresponding to the 1 : 3 : 3- trimethylindoleninium salts having reactive amethyl groups obtained from o-and p-toluidine or other homologues or derivatives of aniline are also mentioned. The crystalline products are oxidized on exposure to air to red basic dyestuffs. The Specification as open to inspection under Sect. 91 (3) (a) comprises also the production of intermediates from formaldehyde and any methylene base of a cyclammonium salt. This subject-matter does not appear in the Specification as accepted.
Patent GB-1438086-A (GB)
Title: Apparatus for the treatment of fabrics
IPC: D06B3/20
Filed: 1974-04-09
Abstract: 1438086 Washing fabrics SIR JAMES FARMER NORTON & CO Ltd 27 March 1975 [9 April 1974] 15765/74 Heading D1L In the washing of fabrics by passage of liquid theretrough whilst supported on a perforated drum, the liquid is drawn through the drum by a rotating screw disposed axially therein, the pitch and/or depth of the screw increasing towards the open end of the drum. As shown, heated washing liquid contained within tank 11 is drawn through the cylindrical surface of the drum by screw 16 as fabric (28) is passed around the drum by rollers (29) and (30) [Fig. 1 (not shown)]. The screw is oppositely pitched on either side of the centre, the pitch P of the screw increasing towards the ends. The depth of the screw may also increase by reducing the diameter of the screw body 17. The washing liquid is removed from the fabric by squeezer roller 37 as the fabric passes over roller 30.
Patent GB-751545-A (GB)
Title: Improvements relating to injection pumps for internal combustion engines
IPC: F02M59/36
Filed: 1954-05-28
Abstract: 751,545. Fuel-injection pumps. BOSCH GES., R. May 28, 1954 [June 3, 1953], No. 15803/54. Class 102(1). A delivery valve for a fuel-injection pump comprises a movable valve member 8 having a cut-away portion 23 which co-operates with a cut-away portion 24 in the valve guide to form a restriction in the path of the fuel delivered past the seat 15 and through passages 19, 20 and 22 and influence the lift of the valve as the engine speed increases and permit an increasing quantity of fuel to escape through passage 25 to the pump inlet as the groove 18 registers with the passage 25 ; the restriction is varied by rotating the valve by the rod 13. To prevent drip at the nozzle, the delivery pipe may be unloaded by providing an overlap a of the surfaces separating the cut-away portions 23, 24 when the valve is closed and a by-pass, comprising a passage 31 and a restricted passage 32, to permit delivery of a small amount of fuel when the cut-away portions 23, 24 are not in register. Fig. 8 shows a modified construction in which the seat 35 is at the upper end of the valve member which has a cut-away portion 47 cooperating with the cut-away portion 42 in the valve guide to form the restriction and also with the passage 25 leading to the pump inlet. A piston surface 46 is provided on the valve member and fits closely the bore 2 to unload the delivery line. A flat 49 is provided at the lower part of the valve member and when the valve member is lifted, it forms a second restriction with the bore 7 to render the valve more sensitive.
Patent GB-984892-A (GB)
Title: Resiliently extensible articulated bracelet
IPC: A44C5/08
Filed: 1962-04-25
Abstract: 984,892. Bracelets. RODI & WIENENBERGER A.G. April 25, 1962 [May 5, 1961; March 30, 1962], No. 15819/62. Heading A3H. An expanding bracelet consists of a series of box shaped hollow links, upper and lower connecting members inserted into the links and co-operating with leaf springs within the links. The series of hollow links 1 are joined by pairs of connecting members 7, 7<SP>1</SP> inserted in both ends of the links. A tongue 3 depending in opposite directions at each end of the sides of the links engages in slots 9 provided at the ends of the connecting members. The sides of the links engage in slots 10 in the connecting members. A bent over tooth 8 on the ends of the connecting members retain pairs of leaf springs 11, 11<SP>1</SP> within the links. The springs may abut along a central section or have a central yoke 114, with a flattened portion 111a which abuts the flattened portion of the other spring of the pair.
Patent GB-297074-A (GB)
Title: Process for conserving foods, provisions, technical and pharmaceutical preparations and like substances, and for the manufacture of disinfecting preparations
IPC: A23L3/3463
Filed: 1927-06-14
Abstract: 297,074. Carpmael, A., (I. G. Farbenindustrie Akt.-Ges.). June 14, 1927. Antiseptics; lotions; medicinal powders for external use.-A phenol ether or phenol ether derivative without free phenolic groups is used in preserving provisions, foodstuffs and pharmaceutical and technical preparations, and for making non-medicinal disinfecting preparations. With foodstuffs, non-poisonous substances are used, e.g. marmalade is preserved by addition of 0.15 per cent of sodium anisate. A disinfecting foot-dusting powder is obtained by mixing 3 grams of acetanisidine with 20 grams of zinc oxide, 27 grams of wheat starch and 50 grams of talc. A disinfecting hair wash is prepared by dissolving 5 grams of pyrocatechin-dimethyl ether in 100 grams of alcohol. Reference is made to the Public Health (Preservatives, &c., in Food) Regulations, 1925.
Patent GB-827832-A (GB)
Title: Improvements in or relating to substituted amines
Inventor: LEE GLYN EVAN
Filed: 1956-05-22
Abstract: The invention comprises compounds of the formula <FORM:0827832/IV (b)/1> (wherein R1, R2 and R3 are either hydrogen atoms or C1-4 alkyl groups, at least one but not more than two of these radicals being alkyl groups, R4 is a C1-4 alkyl group and R5 is hydrogen or a C1-4 alkyl group), including their geometrical and optical isomers and mixtures and racemates thereof, and acid-addition salts thereof and quaternary ammonium compounds derived therefrom; and their preparation by alkylation, by known methods, of the corresponding compounds containing a primary amino group.  For example, the secondary amines may be prepared either by quaternization and subsequent decomposition of the corresponding benzylidene derivatives or by treatment with a reactive alkyl ester in the presence of an acid-binding agent, and the tertiary amines may be prepared by the second of these methods employing a correspondingly greater amount of the reactive alkyl ester.  Alternatively for the preparation of the dimethylamino compound, formic acid and formaldehyde may be employed. Examples describe the preparation of 5 : 6-dimethyl-6-methylamino-, 6 - methyl - 6 - methylamino-, 6 - ethyl-6 - methylamino-, 5 : 5 - dimethyl - 6 - methylamino- and 5 : 6 - dimethyl - 6 - dimethylamino-bicyclo-(2 : 2 : 1)-heptanes as hydriodides or hydrochlorides.  Specification 827,831 is referred to.
Patent GB-476625-A (GB)
Title: Improvements in or relating to lifting jacks
IPC: B60S9/22
Filed: 1936-06-08
Abstract: 476,625. Attaching lifting jacks to vehicles. SESSIONS, D. W., and SESSIONS & CO., Ltd., D. June 8, 1936, No. 15951. [Class 79 (iii)] To locate a lifting-jack firmly in position in relation to a vehicle, co-operating parts on the jack and vehicle, comprising respectively a wedge-shaped projection and a correspondingly shaped socket, are brought into engagement by an upward movement of the jack, being held in engagement by the weight of the vehicle. A wedge-shaped lug 10, connected by a web 11 to a split collar 12 clamped round a jack 13, Fig. 1, may engage a socket member 14, Fig. 2, adapted to be secured by means of a channelled projection 17 to a suitable part of the vehicle, e.g. to a transverse channel bar bolted to the chassis frame so that it may extend under the running board. Adaptations are shown in which socket members 14 are formed on face-plates for attachment to the ends of the chassis longitudinals or to bumper carrying brackets or serving to secure the bumper bars to the ends of the dumbirons. In another form the socket is integral with the shackle-link of a vehicle spring whilst in a further form it is integral with a collar fitted on the front cross-bar of the vehicle. As shown in Figs. 8 and 9, the wedge member 10 extends upwardly to engage a socket. member 14 sunk into the vehicle and secured by a flange 31. Alternatively the socket member may depend from such a flange. The wedge formation may be conical, pyramidal, &c. The part may be secured to the jack by brazing, shrinking, or by collars &c. The Provisional Specification describes also arrangements wherein the co-operating parts are not wedge shaped. Specification 475,795, [Group XXX], is referred to and 'disclaimed.
Patent GB-1431336-A (GB)
Title: Diterpenoid triepoxides their isolation and use
IPC: C07J73/00
Filed: 1973-04-03
Abstract: 1431336 Diterpenoid triepoxides S M KUPCHAN 3 April 1973 15961/73 Heading C2U [Also in Division A5] The invention comprises triptolide (I; R= H), tripdiolide (I; R=OH) and triptonide (II) and their isolation from Tripterygium wilfordii Hook by extraction with an alkanol and working up the extract by a number of steps involving partitioning, chromatography and crystallization. Triptolide and triptonide are interconvertible by oxidation and reduction. Injectable antileukaemic compositions comprise triptolide or tripdiolide and a earlier, optionally with other specified active ingredients.