baber/WOPTO huggingface dataset:
Patent GB-976175-A (GB)
Title: Heating covers for metal bath furnaces
IPC: C23C2/00
Filed: 1963-05-16
Abstract: 976,175. Crucible furnaces. K. FRITZ. May 16, 1963 [March 11, 1963], No. 19435/63. Heading F4B. A heating cover for metal bath furnaces which are heated from above, more especially galvanizing and aluminium plating furnaces, comprises a sectional steel supporting frame, and a framework of sectional steel arches, arranged at right angles to the longitudinal extension of the frame, and secured at their ends thereto, and sectional steel longitudinal struts adapted to interconnect these arches and acting as supports for an arched refractory brick lining which is encased on its outer side by an insulating layer which is enclosed by a sheet metal covering, the framework serving as a bracing for the supporting frame being embedded beneath the sheet metal covering in the insulating layer of the heating cover. As shown, a heating cover with oil or gas burners comprises a sectional steel frame 3 which is braced by sectional steel arches (not shown) arranged along the length of the cover with longitudinal struts 4 connecting these and connected in the region of their ends to end face plates. An arched brick lining which is supported on a frame 5 secured to the frame 3 is formed of three substantially equally thick layers; a hard fireclay brick layer 6, a light fireclay brick layer 7 and an insulating layer 8, whilst these layers are encased on the outer side by an insulating layer 9 of slag wool in which the arches and longitudinal struts are embedded. The outer slag wool layer 9 is covered with a sheet metal covering 10 which is supported against the arches and longitudinal struts but spaced from them by strips 11 of asbestos,of 30-50 mm. wide for insulation purposes. The sheet metal covering 10 preferably has a heat-reflecting inner surface and is preferably made of aluminium. In the case of aluminium plating furnaces, the frames 3 and 5 are preferably made from chrome nickel steel.
Patent GB-1307668-A (GB)
Title: Anti-skid braking system having an inhibit circuit
IPC: B60T8/173
Filed: 1971-06-08
Abstract: 1307668 Antiskid braking systems BENDIX CORP 8 June 1971 [8 July 1970] 19436/71 Heading F2F An antiskid braking system having at least one control unit and one brake pressure modulator such as described in Specification 1,208,843 also has an inhibit circuit to prevent operation of the modulator due to noise spikes in the control unit during antiskid controlled braking, the said circuit comprising a first branch circuit connected between the output B of the control logic circuits and one input of an OR gate F having its output connected to an input A of an AND gate 95 of the antiskid control system and a second branch circuit connected between the output B and a second input of the gate F, the second circuit including means for delaying the control logic signal a predetermined period of time so that if the signal is lost during the said period a subsequent logic signal occurring during the same time period cannot pass through the gate to operate the modulator. The second branch circuit includes a differentiating circuit C with an output D which is used to trigger a one-shot multivibrator E having an RC time constant which can be varied to suit the braking system in which it operates.
Patent GB-976738-A (GB)
Title: Paper-making machine
IPC: D21F1/02
Filed: 1963-05-16
Abstract: 976,738. Paper making apparatus. SANDY HILL IRON & BRASS WORKS. May 16,1963 [July 11, 1962], No. 19459/63. Heading D2A. The flow spreader 12 of a headbox has diverging side walls 34, and converging front and back walls 30 and 32 which are depressed along their longitudinal midsection with the angle of depression gradually increasing from the inflow end to the outflow end so that the pulp is pushed towards the side walls. The angle of depression maybe between 2 degrees and 30 degrees. The headbox has an adjustable baffle plate 66, and flow evener rolls 80, 80<SP>1</SP> with vanes 86 (Fig. 4) arranged in axial rows, with the vanes in each row inclined in a direction opposite to the direction of inclination of the vanes in the adjacent rows so that as the rolls rotate minute cross-currents are carried alternately in opposite directions to disperse any fibre flows. The flow spreader may be horizontal with its outflow end leading into passage way 71 of Fig. 1. In which case a flow evener roll 180, Fig. 4 (not shown), is arranged under the concave top wall of the passageway, while there are three flow evener rolls in the headbox proper. The flow spreader may be placed in a cylinder machine vat with the pulp discharge velocity being reduced in a connecting fitting or in approach passages in the vat.
Patent GB-656577-A (GB)
Title: Improvements in or relating to seed-distributors
IPC: A01C7/04
Filed: 1948-07-21
Abstract: 656,577. Seed sowers. HUGHESDON, W.G. July 21, 1948, No. 19572. [Class 6(i)] A seed sower, of the type wherein a plunger 11 having a seat 13 on its upper surface to accommodate a single seec reciprocates vertically t( carry seeds from a hopper 4 up to an outlet 8, is charac terized in the provision of a baffle 10 projecting down wardly from the upper edge of the outlet to deflect seed into the outlet tube 9. The hopper is in two parts with an upper reservoir 2 feeding seed through a neck 6b into the lower chamber 4, the size of the neck being adjustable by a sliding panel 6a. Th outlet tube 9 leads into delivery tube 27 terminating in a coulter 28. In a modifica tion, the baffle 10 and the end of the tube 9 are extended to form a box and the plunger reciprocates through an aperture in the base of this box. A number of the units shown in Fig. 1 are mounted side-by-side on a wheeled structure, Fig. 7, towed by a tractor, the units being secured by brackets 20 so as to be adjustable along a bar 16. All the plungers are engaged together by a bar 21 reciprocated vertically by eccentrics 22. These are driven by belts 23 and by a flexible shaft 26 from the tractor power take-off. Alternatively the plungers may be reciprocated pneumatically.
Patent GB-884890-A (GB)
Title: Box toe blank conditioning machine
IPC: A43D11/14
Filed: 1959-06-09
Abstract: 884,890. Conditioning stiffener blanks. SHUCONDITIONER Inc. June 9, 1959 [June 9, 1958], No. 19633/59. Class 17(1) A machine for conditioning shoe stiffener blanks 54 by applying a volatile solvent to blanks impregnated with soluble stiffening compounds, comprises a housing having a concave bottom, a horizontal shaft 23 arranged above the concave bottom, a disc 28 mounted on the shaft and having its periphery 30 spaced from the bottom, a plurality of pins 32 radially mounted at the periphery of the disc and spanning substantially all the space between the disc and the bottom, and a trough 60 in the concave bottom extending transversely of the disc and beneath and beyond it. The conditioning chamber 12 has a blank engaging surface 34 and is closed by a pivoted cover 38 to which a gate 42 is pivoted, the end 43 of the gate comprising a plurality of fingers which strip the blanks from discs 28. Several discs 28 may be fixed to shaft 23 which is driven by a motor through reduction gearing. Blanks 54 fed through slot 46 and impaled by spurs 32 are carried through the solvent, then freed by fingers 43, and ejected through opening 61. Trough 60, preferably of the section shown ensures that the undersurfaces of the blanks have direct contact with the solvent sufficient to saturate the blanks. U.S.A. Specification 2,818,832 is referred to.
Patent GB-719166-A (GB)
Title: Improvements in furniture and like castors and wheels
IPC: B60B33/02
Filed: 1952-08-05
Abstract: 719,166. Furniture castors &c. HOMA ENGINEERING CO. (COSBY), Ltd., MAWBY, R., and HOLT, A. C. July 24, 1953 [Aug. 5, 1952], No. 19682/52. Class 52(1) [Also in Group XXXIV] A pedal-plate 7 rockable transversely to a wheel or castor bowl 4 on a pivot 12 carries a cam 8 which can be engaged with the wheel rim, either directly or through an interposed leaf spring 14. In the latter arrangement the pedal plate can also rock in a vertical plane, forcing the upper end 14b of the leaf spring against the pintle housing 6 to prevent swivelling. An adjustable nut 15 on the pivot 12 provides for alteration of braking pressure or compensation for wear.
Patent GB-1298387-A (GB)
Title: Improvements in or relating to dielectric waveguide circuit elements
Inventor: MARCATILI ENRIQUE ALFREDO JOSE
IPC: G02F1/035
Filed: 1970-04-24
Abstract: 1298387 Dielectric Waveguides WESTERN ELECTRIC Co Inc 24 April 1970 [25 April 1969] 19716/70 Heading G2J  Band pass/band rejection filters are formed by coupling dielectric waveguides to dielectric disc shaped, resonant cavities. In the band rejection filter of Fig. 2A, a looped guide 81, 84 induces oppositely travelling waves in a disc 86, and the output is deficient in energy at the resonant frequency of the disc, two such discs may be used as in Fig. 2B (not shown). In the band pass filter of Fig. 3A, energy is passed from one reactive loop termination 152 of a guide 150 to a similar termination 153 of a further guide by means of an intermediate resonant disc 158, the system operating to cause non-resonant frequency waves to be reflected. In a channel dropping filter Fig. 4, (not shown), selected channels are filtered out of a wave travelling along a main guide 184 by coupling the guide to a series of discs 180-183 each being arranged to resonate at one of the desired channel frequencies.
Patent GB-1512512-A (GB)
Title: Process for clarifying or preventing turbidity in beer
IPC: C12N9/00
Filed: 1974-05-06
Abstract: 1512512 Clarifying beverages INSTITUTO DE FARMACOLOGIA ESPANOLA SL 6 May 1975 [6 May 1974] 19884/74 Heading C6E [Also in Division C3] A method for the clarification of, or the prevention of, turbidity in beer comprises adding an enzyme product derived from Streptomyces culture medium to the beer and maintaining the beer for a time at a temperature sufficient to clarify the beer or counteract potential turbidity. The preferred Streptomyces culture is of Streptomyces fadiae. Examples illustrate the efficacy of protease derived from such a Streptomyces culture.
Patent GB-745564-A (GB)
Title: Improvements in covered sliding clasp fasteners
IPC: A44B19/40
Filed: 1953-07-18
Abstract: 745,564. Sliding-clasp fasteners. HAIR, D. L. Sept. 25, 1953 [July 18, 1953], No. 19974/53. Class 44. A sliding-clasp fastener of the kind in which the interengaging members, in the closed position of the fastener, are completely concealed by the tape or material to which the members are attached, comprises two chains of interengaging members, the members of each chain being secured to tape f of textile or other flexible material, each member comprising a body portion a and a trunk portion d which together define a jaw part therebetween, the jaw being open towards the opposite member in the opposite chain, the member being attached to the tape by inserting an edge of the tape f in the jaw and closing the trunk d towards the body a to grip the tape therebetween, the tape then being folded back over the end of the trunk adjacent the open end of the jaw and away from the open end of the jaw so as to lie on the top of the trunk portion. Each member is further provided with a hollow projecting tooth b which, in transverse section therethrough, is a figure of six or more sides, to provide a tooth on one side of the body and a recess on the other side, which tooth is located adjacent that edge of the body which is adjacent the open end of the jaw. Stopper means c are located in such a position adjacent the tooth b and means on the slider h that when two teeth of opposite members in opposite chains are engaged, the edge of the body portion adjacent the open jaw of one member, is brought hard up against the stopper means on the other body. The jaw being of such shape that when there is any lateral pull on the tapes there are set up opposing forces on the contacting parts of the tapes and on the material to which they are attached, such that the contacting parts are forced more firmly into engagement. As shown, a spur e is formed on the upper portion of the body a to assist the grip on the tape f. The slider h is provided with a central pillar k shaped to co-operate with the teeth of the interengaging members and the floor of the slider is provided with a portion v sloping towards the centre of the slider beneath a fin r and extending over approximately half the length of the slider from a. nose y towards the entry end thereof. The slider is also provided with a spring-loaded locking pawl o carried on a pivot k which may alternatively be located in a position l on the slider to permit operation thereof internally of the material to which the fastener is attached.
Patent GB-574368-A (GB)
Title: Improvements in or relating to baffles for boiler flues
IPC: F23M9/00
Filed: 1943-12-01
Abstract: 574,368. Baffles. MALLETT, N. ST. J. Dec. 1, 1943, No. 20075. [Class 51 (i)] A baffle a for boiler flues is in the form of an oblate spheroid and comprises upper and lower blocks b, c and intermediate blocks d, e. The upper and lower blocks have circular keys g which engage with semicircular recesses f in the blocks d, e, the keys being about half an inch less in diameter than the recesses to enable the blocks d, e to be moved apart to form an orifice between them. Apertures g<1> may be formed in the blocks. The baffle is supported in the flue by cradles h and where a series of such baffles are employed; they are stabilized by bars inserted through orifices in the cradles.
Patent GB-670365-A (GB)
Title: Improvements relating to fluid-operated servo-mechanisms
Inventor: IFIELD RICHARD JOSEPH
IPC: F04B49/08
Filed: 1949-08-02
Abstract: 670,365. Gas turbine plant. LUCAS, Ltd., J. July 20, 1950. [Aug. 2, 1949] No. 20092/49. Class 110(iii) [Also in Group XXIX] A conduit c, d between the outlet s of a fuel injection pump of a gas turbine engine and a servomotor m, n for adjusting a swashplate p of the pump, has a spring- loaded interception valve e which closes the conduit c, d in the event of excessive reduction of supply. of fuel to the engine due, e.g., to the sticking open of a valve (not shown) controlling a vent r from the servomotor, which valve is manually operable or responsive to speed or other conditions associated with the working of the engine. The interception valve is normally held open by the pump delivery pressure acting on a diaphragm f (or a piston). In the event of the valve e closing, the consequent increase in pump delivery pressure due to the action of a spring o loading the servo-piston, causes a partial reopening of the valve e to provide a governing effect, control over which can be effected by adjustment of the spring g, which loads the valve e by a manually operable cam j or a screw or wedge &c.
Patent GB-478590-A (GB)
Title: Improvements in or relating to back and arm rests for bedsteads, divans, chairs and the like
IPC: A47C20/02
Filed: 1936-07-20
Abstract: 478,590. Back - rests; arm-rests. FRAMPTON, P. L. July 20, 1936, No. 20116. [Class 52 (ii)] In a back-rest combined with arm-rests for beds, divans, chairs, &c., the back-rest and arm-rests are each foldably mounted in a frame and interconnected, .so that in the out of use position they fold back into a vertical plane, while when the arm-rests are drawn forward to a horizontal position the back is brought into an inclined position. In the arrangement shown in Fig. 1, each arm-rest 10 is secured to a bar 11 which is pivotally connected to two links 12, 13 pivoted to the frame 15, which may form part of a bed or divan structure or may be movable. The back-rest 18 is pivoted to the top of the frame 15, and is moved to an inclined position by a bar 17 secured to brackets on the bars 11. In the form shown in Fig. 3, the armrests 20 are secured to a tube 25 pivoted in the frame 15a, and the back 18a is pivoted to a bar 31 which engages slots in plates 33. The back is actuated by arms 26 secured to the tube 25 and carrying pins 27 which engage slots in plates 29 on the back.
Patent GB-1040483-A (GB)
Title: Reel case
IPC: G03B21/32
Filed: 1965-05-21
Abstract: 1,040,483. Reel cases. MORNINGSTAR CORPORATION. May 21, 1963 [June 14, 1962; March 22, 1963], No. 20198/63. Heading B8P. [Also in Divisions E2, G2 and G5] To prevent contam ination of the contents of a reel case by portions abraded from the catch mechanism by general wear and tear, the mechanism is shrouded by the cup-form construction 60. The lid is latched by pressing and twisting in a downward direction: this compresses a rubber gasket 98 to seal the case hermetically.
Patent GB-600361-A (GB)
Title: An improved lubricating grease composition
Filed: 1945-08-07
Abstract: The lithium soap grease of the parent Specification containing a stabilizing proportion of a soap of zinc, a slight excess of free acids and further stabilized by the addition of a relatively small amount of an oxidation inhibitor consisting of an oil-soluble organic amine, is modified in that the zinc soap may be replaced by an aluminium, tin or lead soap and the grease is still further stabilized by the addition of a small proportion of a lithium salt of an amphoteric oxide such as lithium zincate. Lithium soaps of saturated fats or fatty acids are used, preferably hydrogenated fish or vegetable oil acids.  The Zn1, Al, Sn or Pb soaps are preferably the naphthenates, but the higher fatty acid soaps may be used.  The amine specified comprises phenyl a -naphthylamine.  The grease may be prepared by dissolving the fat or fatty acid in a part of the mineral oil, adding an excess of lithium hydroxide, then adding the zinc &c. soap with the remainder of the mineral oil and heating to dehydrate the mixture, the lithium zincate &c. being formed in situ, and finally adding the oil-soluble amine and allowing the mixture to cool.  Other usual additives may be incorporated in the greases.
Patent GB-614123-A (GB)
Title: Vaporization promoting device for oil burners
IPC: F23C99/00
Filed: 1946-07-08
Abstract: 614,123. Liquid fuel burners. HAWKINS, S. A., and WIGLEY, R. July 8, 1946, No. 20347. Convention date, July 6, 1945. [Classes 75 (i) and 75 (iii)] [Also in Group XII] A device for promoting vaporization of oil in an oil burning equipment comprises a vertical helix 10 of heat resistant material disposed in the furnace throat in the path of the injected oil and a horizontal spiral 11 of heat resistant material attached to the side of the vertical helix 10 remote from the oil injection orifice. The device may be wound from heat resisting steel wire preferably coated with a refractory cement. In a modification the vertical helix 10 is of tubular metal and is connected to the oil supply line so that the oil is pre-heated before reaching the injection orifice.
Patent GB-224012-A (GB)
Title: An improved air pump for motor tyres and the like
IPC: F04B33/00
Filed: 1923-08-13
Abstract: 224,012. Wright, M. J., (Representative of Wright, T. H.). Aug. 13, 1923. Portable hand-pumps.-A double-acting air pump for tyre inflation &c. is formed with an external tube attached to the top of the barrel and connected with a chamber containing inlet and outlet valves for the two ends of the cylinder. The Figure shows the pump formed with a valve tube open to the external tube A<1> and to the pump cylinder by an aperture A<2>. The valve tube contains four cup leather valves 1 - - 4 opening to wards the middle and separated by distance pieces on their common stem, which carries screws at the end. Air is drawn in through holes in these screws and past the outer valves to the cylinder ends alternately, and is forced out past the inner valves to the middle of the tube and through a passage A<3> to the discharge chamber C. Foot-rests are provided.
Patent GB-358417-A (GB)
Title: Improvements in oil engines
IPC: F02B21/00
Filed: 1930-11-22
Abstract: 358,417. Oil engines. LANG, F., 41, Laimerstrasse, Munich, Germany. Nov. 22, 1930, No. 20546/31. Divided application. [Class 7 (iii).] In an oil engine having an air pocket connected with the combustion chamber c, the fuel nozzle a and the orifice of the air pocket b face each other, as do the inlet and exhaust valves d, e, in parallel planes in the cylinder head.
Patent GB-643480-A (GB)
Title: Insecticidal compositions
Filed: 1947-07-30
Abstract: Resinous condensation products are obtained from aldehydes and the chlorination product of a phenol having an unsaturated side chain of 14 to 28 carbon atoms or a derivative thereof.  The phenols may be liquids obtained from the Anacardiaciae family of trees, e.g. cashew nut shell liquid, marking nut shell liquid and Japanese lac; constituents thereof such as anacardic acid, cardol, anacardol and urushiol; derivatives thereof such as cardanol, the distillate and residue from the steam distillation of e.g. marking nut shell liquid; hydrocarbon ethers thereof; the polymers and copolymers thereof, e.g. polymerized cashew nut shell liquid. The phenols are chlorinated to any desired extent by bubbling chlorine gas therethrough.  The aldehydes may be formaldehyde, furfuraldehyde, paraformaldehyde or may be hexamethylene tetramine.  In the examples, chlorine gas is bubbled through cashew nut shell liquid until the liquid has taken up its own weight of chlorine and the product so formed in one example is mixed with paraformaldehyde and cured at 220 DEG  F. to 275 DEG F. for 10 to 24 hours and in the other example is mixed with furfuraldehyde and cured for 24 hours at 270 DEG  F.  Mixed with a rotemone or pyrethrin-bearing material and dissolved in petroleum oil the products are used as insecticides.  This subject-matter is also disclosed in that part of Specification 640,991, [Group IV (b)].ALSO:An insecticidal composition comprises an insecticidal rotenone and/or pyrethrin-bearing material in admixture with the condensation product of an aldehyde with the chlorination product of a phenol having an unsaturated hydrocarbon side chain of 14 to 28 carbon atoms or a derivative thereof in solution in a petroleum oil. Preferably, the condensation product is 5 to 20 per cent of the petroleum oil, and the rotenone or the like 5 to 20 per cent of the condensation product.  The phenols may be such as are derived from the Anacardiacene family of trees, e.g. cashew nut shell liquid, marking nut shell liquid and Japanese lac; their constituents such as anacardic acid, cardol, anacardol and urushiol; derivatives thereof such as cardanol, distillate and residue from steam distillation of marking nut shell liquid; hydrocarbon ethers of the liquids or derivatives thereof, e.g. cardanol; the polymers and copolymers thereof, e.g. polymerized cashew nut shell liquid.  The aldehydes include formaldehyde, furfuraldehyde, paraformaldehyde and hexamethylene tetramine. The phenols are chlorinated by bubbling chlorine gas through the phenol to any desired chlorine content.  The chlorinated-phenol-aldehyde condensation product is prepared by curing at 220 DEG F to 275 DEG F (see Group IVa).  Specification 640,991 is referred to.