baber/WOPTO huggingface dataset:
Patent GB-671045-A (GB)
Title: Mixture for the production of pastes of synthetic material for thermoplastic working up
IPC: C09D5/46
Filed: 1949-05-19
Abstract: A thermoplastic synthetic resin powder suitable for use as a paste, in admixture with a liquid plasticizer, e.g. methylmethacrylate and dibutylphthalate, consists of coarse-grained and fine - grained particles only, grains of intermediate size being substantially excluded.  Preferably in the powder the ratio of the grain size is at least 6, the weight of the coarse grains from 0.8 to 5 times the weight of the fine grains and the grains are less than 0.1 mm. in size.  The resin may be a polymethacrylic acid ester, e.g. polymethyl methacrylate or polyvinyl chloride.  The pastes made with monomers may be heat-hardened.
Patent GB-712410-A (GB)
Title: A device for holding small articles and substances in containers
IPC: A47J47/04
Filed: 1951-06-07
Abstract: 712,410. Brackets. ROSE, C. E. Sept. 8, 1952 [June 7, 1951], No. 13539/51. Class 52(5) A device for holding small articles comprises a boss 10 provided with a series of threaded caps 13 around its periphery to receive the threaded tops of jars 15 so the jars project radially, the boss being rotatably mounted on a base 11 so that any one of the jars can be brought into the lowermost position for removal. In a modification several jars are attached to each face of an elongated boss, the boss being rotatably attached to end brackets. The boss may be formed with means for a pin and slot engagement with the jars to replace the screw-threaded engagement.
Patent GB-658046-A (GB)
Title: Improvements in or relating to undergarments
IPC: A41C1/06
Filed: 1949-05-20
Abstract: 658,046. Combination undergarments. ROODNER, S. May 20, 1949, No. 13544. [Class 141] An undergarment, having a brassiere portion B and a skirt portion S, comprises a main fabric panel 11 cut so that its back median line is on the bias and the front upper side edges 12, which are joined to the edges 16 of a wedge-shaped front panel 15, are on the straight, the lower side edges being seamed together at 14. The panel 16 may be formed of two fabric layers and may have an upward extension 17 forming the central portion of the brassiere. An elastic band 18 which may be either spaced from or contiguous with the lower edge of the brassiere, supports the garment at the waist.
Patent GB-1039718-A (GB)
Title: Improvements in devices for joining and/or severing films of thermoplastic syntheticplastics material
IPC: B29D7/00
Filed: 1965-03-31
Abstract: 1,039,718. Seaming non-metallic sheet material. H. ESCHER, [trading as FIRMA GEORG ESCHER]. March 31, 1965, No. 13562/65. Heading B5K. A device for sealing and/or severing films of thermoplastic synthetic plastics material comprises a heating wire 1 extending over the entire length of the weld seam and which comprises loops 4 extending perpendicularly to the welding plane and countersunk and secured in the welding frame 2 so that when the wire 1 is in the cold condition expansion compensating gaps are formed. The loops 4 are accommodated in recesses 6 in the frame 2 and form arms 5 spreading apart which approach each other due to expansion when current is supplied to the wire 1. Pins 8 may be provided to hold the wire 1 fast. The wire 1 may be a flat strip, e.g. 0À1 x 1 mm. in cross-section. In addition to the wire 1, the frame 2 is provided with a severing wire 3, Fig. 1 (not shown). In use, a presser plate, strip or frame (not shown) presses the films to be welded against the frame 2 and the wires 1, 3.
Patent GB-825784-A (GB)
Title: Improvements in or relating to the production of tubular pipe coverings
Inventor: DUKE EDWARD T
IPC: B31C3/00
Filed: 1957-04-29
Abstract: 825,784. Corrugating paper &c. NICOLET INDUSTRIES Inc. April 29, 1957, No. 13639/57. Class 141 [Also in Group XXVIII] In a process for the continuous manufacture of corrugated tubing, a dry strip 10c cf asbestos paper passes between main and auxiliary corrugating rolls 30, 31 and between a roll 30 and a backing roll 32, and a backing-tape 10d moistened on the underside thereof with an adhesive passes over rolls 33, 34 to enter between the rolls 30, 32 together with the dry, corrugated tape 10e, the composite strip 10f being then delivered over a roll 35 driven by a belt 36 to a winding head. The bearing blocks 32a of the roll 32 are urged by springs toward fixed bearing blocks 30b of the roll 30, the minimum clearance between these rolls being adjusted by a wedge block 38 and screw 38a; the bearing blocks 31a of the roll 31 may be similarly mounted. The shaft 30a is driven via a V-belt drive by a variable speed hydraulic motor. The composite strip 10f from the roll 35 passes downwardly and upwardly about a tension controlling means comprising a roller carried by a lever counterbalanced by a spring; as the roller is raised by the winding head drawing the strip 10f from the loop more rapidly than the strip is supplied thereto by the corrugator, the lever operates a speed control valve to increase the rate of driving of the shaft 30a by the motor, and vice versa.
Patent GB-107131-A (GB)
Title: Improvements in Means for Admitting Auxiliary Air to the Induction Pipe of Internal Combustion Engines.
Inventor: JOHNSON JAMES HAVEN
IPC: F02D9/00
Filed: 1916-09-26
Abstract: 107,131. Johnson, J. H. Sept. 26, 1916. Fluid actuating-mechanism; check lift valves.- Additional air is admitted to the induction pipe 1 of an intenial-combustio, engine by a suctionactuated valve 8, the casing 4 of which is screwed into the induction pipe at 3 and is fitted at its outer end 16 with an approximately spherical hollow casing 18 with air inlet apertures 19. The valve has a curved seat 7 and its stem comprises cylindrical portions 20, 21 united by a flat section 10, the edges of which fit a reduced part 6 of the bore of the casing 4. The valve is loaded by a spring 15. The cylindrical portions 20, 21 of the stem are for the purpose of cutting off the additional air when the suction becomes excessively strong and very weak respectively.
Patent GB-563281-A (GB)
Title: Improved device for feeding material from a receptacle
IPC: G01G21/00
Filed: 1942-09-29
Abstract: 563,281. Automatic feed weighers. AKTIEBOLAGET G. AREHNS MEKANISKA VERKSTAD. Sept. 29, 1942, No. 13686. Convention date, Oct. 24, 1941. [Class 143] [Also in Group XXX] A device for feeding pulverous, granular, fibrous or other material from a receptacle comprises a flexible feed conduit curved in the direction of its length and rotatably connected to an outlet from the receptacle, and means for driving the conduit to deliver quantities of material, the delivery being interrupted by stopping the rotation of the conduit and, if necessary, by swinging its discharge end upwardly. In the device shown in Fig. 1, which incorporates weighing mechanism, the major portion of a required quantity of material is first fed directly from a receptacle 1 through a channel 2 into a container 15 serving as a scale - pan, after which a tubular hose 33 or its spout 34 is rotated through sprocket wheels 35, 36, shaft 37 and bevel gearing 38 from a continuously rotating shaft 9 to feed the remaining portion of the material into the scale-pan 15. When the scale-pan drops, the other end of the scale-beam 16, on which the counterweights are hung, coacts with a contact 17 forming part of an electric circuit with the result that a spring- pressed friction clutch, arranged between the shaft 9 and gearing 38, is released by an electromagnet 21 and rotation of the hose 33 is stopped. Cams 10, 14 and 32 on the shaft 9 are adapted to operate respectively in proper sequence (a) an upper shutter 4 in the measuring chamber 3, through a bell-crank lever 8 on a shaft 7 reciprocating a rod secured to the shutter ; (b) a lower shutter 5 in the bottom of the chamber 3, through a bell-crank lever 13, link 12 and a lever 11 pivoted at one end 70 and connectedat its other end to the shutter ; and (c) flaps 27 for releasing the material from the scalepan, through a lever 31, vertically-reciprocating rod 30, arm 29 secured to the rod, and gear segments 72. In a modification in which the whole of the required quantity of material is delivered through the hose, the channel 2 is dispensed with, the hose forming the sole outlet from the receptacle 1. The discharge end of the hose is secured to a bell-crank lever adapted to be swung periodically by a cam on the shaft 9 to move the end of the hose upwardly when the required quantity of material has been delivered, until the rotation of the hose is stopped by disengagement of the clutch. In another modification, the end of the hose is swung upwardly and the clutch released by a hand lever.
Patent GB-834174-A (GB)
Title: Improvements in machines for milling rubber and plastic materials
Inventor: THEYSOHN HELMUTH
IPC: A47B91/02
Filed: 1958-04-30
Abstract: 834,174. Batch and continuous discharge mixing machines; roller mills. BREDEMEYER, H. U., [trading as TROESTER MASCHINENFABRIK, P.]. April 30, 1958, No. 13735/58. Classes 59 and 86 A milling, mixing and masticating machine for rubber and plastic materials comprises a working roll 4 supported in a freely floating manner between at least three rolls 1, 2, 3 which rotate in the same direction, at least one of the rolls, Fig. 3, being adjustable towards the roll 4. All of the rolls are hollow for cooling or heating purposes and may rotate at different speeds. The machine as used for discontinuous mixing is provided with stripping blades 6, 7, 8. By employing a roll 4 having helical grooves (preferably flat-bottomed) material may be treated in a continuous process. After being supplied at one end of the rolls, material is delivered by the helical grooves to the other end of the roll 4 where it is removed by a stripping blade. In a modification for producing thin sheets or films the roll 4 is smooth and a guard plate is provided between the rolls 1, 2 so that the sheet is discharged over the top of the roll 2.
Patent GB-403441-A (GB)
Title: Improvements in dials or adjustment devices for tuning wireless receiving apparatus
IPC: H03J1/04
Filed: 1933-05-11
Abstract: 403,441. Adjusting wireless apparatus. RICHARDSON, E., 17, Boscombe Road, Shepherds Bush, London. May 11, 1933, No. 13747/32. [Class 37.] A tuning element has a dial provided with a scale of transmitting stations angularly adjustable in relation thereto by means of gearing. In the construction shown the dial 1, operated by the knob 2, moves with the vanes of a condenser and carries a ring 4 which is graduated in kilocycles, wavelengths, or names of stations. The ring 4 is capable of limited angular adjustment on the dial 1 by means of a corrector knob 5 through friction or tooth-d gearing. The dial 1 and ring 4 are moved as a whole to tune in an easily identifiable station, the ring 4 then being adjusted by the knob 5 so as to indicate the station by means of a fixed cursor 7. The kilocycle scale may be rotatable through 180‹ to operate as a dual-band dial, and may be graduated in 9-kilocycle intervals. The scale 1 may alternatively be fixed and co-operate with a pointer &c. removable with the condenser spindle. The adjustment of the kilocycle scale may be rotary or reciprocal.
Patent GB-861224-A (GB)
Title: A new or improved means for performing audible reproduction or other actions in response to printed or like record data
IPC: G10L13/06
Filed: 1956-05-04
Abstract: 861,224. Optical sound apparatus. DAVIS, J. H., and BIRMINGHAM, LORD MAYOR, ALDERMEN & CITIZENS OF. Aug. 2, 1957 [May 4, 1956], No. 13778/56. Class 40 (2). [Also in Group XIX] One of a plurality of sound track elements, which may be arranged in columns 16a, 16b and 16c on a surface, for example on the face of a cathode-ray tube 23, is selected in response to the result of a photo-electric scanning operation of a word &c. displayed at 10, whereby that word may be audibly reproduced by an amplifier 20 and loud-speaker 21 as the selected sound track element (see Group XIX) is scanned. The selected sound track element may be scanned by movement of the beam of the tube 23 or by an optical scanning system externally of the tube 23, the beam of the tube 23 then serving only to illuminate the selected sound track element. The cathoderay tube 23 may be replaced by a mechanical electromagnetic deflection system which controls a mirror or lens to deflect a light beam on to the selected sound track element on a suitable surface. Specification 819,470 is referred to.
Patent GB-1105251-A (GB)
Title: Materials testing control system
IPC: G01N3/06
Filed: 1966-03-29
Abstract: 1,105,251. Measuring strain electrically. INSTRON CORPORATION. March 29, 1966 [Oct. 5, 1965], No. 13929/66. Heading G1N. [Also in Division G3] The strain in a specimen 36, held in grips 28, 30, attached respectively to a fixed frame 12 and a crosshead 14, adjustable by a motor 26, is controlled by comparing the measured strain with a preset strain and adjusting the crosshead 14 until the two are equal. An extensometer 34, mounted on the specimen, is mechanically coupled to a linear variable differential transformer 38, whose output, representative of the strain in the specimen, is fed via isolation transformer 46 and amplifier 50, to a comparator 72, where it is compared in amplitude with a signal from a control potentiometer 70, calibrated in units of strain. The shape and phase of the comparison signal is made equal to that from the transformer 38, by including an exactly similar L.V.D.T. 52, whose core is fixed in a position offset from electrical zero, in the comparison circuit. The output from the comparator is then fed to a motor control 78, through which the position of the crosshead is altered until the strain in the specimen is equal to that indicated on the potentiometer 70.
Patent GB-762579-A (GB)
Title: Improvements in or relating to gas-filled electric discharge tubes
Inventor: KLEPP GEORGE FRANCIS
IPC: H01J17/10
Filed: 1953-05-18
Abstract: 762,579. Cold-cathode tubes. STANDARD TELEPHONES & CABLES, Ltd. May 14, 1954 [May 18, 1953], No. 13933/53. Class 39(1). A cold-cathode tube suitable for use as a source of reference voltage or as a voltage stabilizer comprises an elongated anode surrounded by a barrel-shaped cathode. In the tube shown, the cathode 34 is supported between insulators 35 and 36. The anode comprises two rods 37 and supports a getter assembly 39 above a further insulator 38. A pellet 40 of cerium mischmetal joins the anode rods 37 near their midpoints, and a third rod 41 and a wire 42 projecting from the cathode provide an auxiliary starting gap. During processing of the tube a discharge is passed between the anode rods 37 and the cathode 34 to vaporize cerium from the pellet 40 on to the cathode. The wall of the cathode 34 is of uniform curvature as viewed from the anode. Alternatively the cathode may have a central portion of maximum curvature with ends of reduced curvature.
Patent GB-1435042-A (GB)
Title: Ford motor co ltd valve assembly suitable for use as a draincock in a radiator of a motor vehicl
IPC: F16K27/02
Filed: 1974-03-29
Abstract: 1435042 Stoppers FORD MOTOR CO Ltd 29 March 1974 [4 April 1973] 13939/74 Heading B8T [Also in Division F2] A valve or drain plug for a car radiator comprises a moulded plastics insert 16, received within an opening 13 in the wall of the radiator, and a moulded plastics plug 17 which screws into the insert to compress a rubber gasket 18 between the wall of the container and an enlarged head 32 of the plug. The shape of the hole and the shape of the insert are such that rotation of the insert is prevented. The insert is located in the hole by means of two pairs of fingers 22 and 26 having locating abutments 23, 27 respectively. The insert is sprung into place in the opening and withdrawal can be achieved by inward deflection of the fingers 22 by gripping extensions 29 thereof. Fingers 41 on the inner end of the plug prevent its accidental withdrawal but by application of sufficient force the ramp surfaces 44 enable the plug to be removed completely. The valve may be moulded as an integral whole, the two parts being joined together by connections (46), Fig. 8 (not shown) which sever as the insert is pushed into the hole in the radiator, the rubber gasket 18 having first been put in place on the stem of the plug. An enlarged part 38 of the stem prevents the accidental inward displacement of the fingers 22 when the valve is closed.
Patent GB-1450227-A (GB)
Title: Spring brake actuators
IPC: B60T17/08
Filed: 1974-03-30
Abstract: 1450227 Spring brake actuators BENDIX WESTINGHOUSE Ltd 28 Feb 1975 [30 March 1974 19 April 1974] 14227/74 and 17392/74 Heading F2F A spring brake actuator includes a housing having a pressurable chamber 6 with a pressure responsive wall 7, a spring 16 located in an enclosure 18 and which is compressed by supplying pressure fluid to chamber 6 and there is provided a breathing path to atmosphere via drillings 19, a plastic foam filter and a labyrinth formed by projections 25, 26 from the parts 20, 21 of an encircling band which seals the join between the parts of the housing.
Patent GB-662995-A (GB)
Title: An improved tunable band pass coupling circuit for electronic amplifiers
IPC: H03H7/01
Filed: 1949-05-27
Abstract: 662,995. Electric filters. RADIO CORPORATION OF AMERICA. May 27, 1949 [May 28, 1948], No. 14246/49. Class 40 (viii). [Also in Group XL (c)] An intervalve coupling circuit comprises a pair of inductively-tuned circuits coupled by means of an impedance in the form of a seriesresonant circuit resonating at a higher frequency. Variable inductances 28, 40, Fig. 1, resonate with the inherent valve capacities 30, 48, respectively, and are. coupled by means of inductance 36 and capacity 38, the condenser 32 comprising a D.C. blocking element. The series circuit 36, 38 resonates at a frequency above that to which the coupled circuits tune and is utilized to obtain a constant bandwidth, to reduce the response to image frequencies in a superheterodyne receiver, and to reduce oscillator radiation. The Specification describes a tuning arrangement for a television receiver, Fig. 2 (not shown), which embodies the invention (see Group XL (c)).
Patent GB-1030458-A (GB)
Title: Improvements in or relating to rotary fluid compressors
IPC: F04C18/12
Filed: 1965-04-05
Abstract: 1,030,458. Rotary compressors. MIDLANDROSS CORPORATION. April 5, 1965 [April 6, 1964], No. 14266/65. Heading F1F. A rotary fluid compressor of the "Roots" blower type in which a pair of lobed rotors disposed within a chamber on spaced parallel axes are rotatable in unison in opposite directions comprises rotors wherein each lobe profile is epicycloidal and generated by a point on the circumference of a rolling circle of diameter not greater than A, Fig. 3, rolling on a portion of the exterior of a base circle of diameter B and each recess profile is hypocycloidal and generated by a rolling circle of a diameter not less than A rolling on an inside adjacent portion of the same base circle and wherein A=B/2N where N is equal to the number of lobes, usually two, and in which the spacing between the rotor axes equals B. To permit of a satisfactory working clearance between the rotors and between a rotor and the casing, which is of circular profile and of a diameter D=B+B/N the diameter of the lobe rolling circle equals A-C and the diameter of the recess rolling circle equals A+C where C is of the order of 0À001B. The rotors can be accurately manufactured in dies from sintered metal powders. To ensure accuracy, the rotor profile is produced 100 times actual size on plywood and reduced to actual size by a pantograph to produce a template for the die-maker. Longitudinal cooling fins are provided on the casing body and transverse cooling fins on an end cover.
Patent GB-1080171-A (GB)
Title: Improvements in electrophoretic coating of surfaces
Inventor: TANNER EDWARD BUTLER
IPC: C25D13/04
Filed: 1963-04-10
Abstract: In a process for electro-phoretically depositing a surface coating on metal articles, the article to be plated forms the anode of an electrical circuit and the electrolyte, which comprises a water thinnable paint medium based on a water-soluble synthetic resin, is directed on to the said articles in one or more streams, a cathode being provided within each stream of liquid.  The apparatus shown comprises a vessel 1 for containing the coating liquid having a spout 2 for producing a stream of the liquid and containing a wire 8 which forms the cathode.  The articles to be coated are positioned upon a metallic band 3 moving about rollers 3, 5 and connected to the voltage supply by way of the band 3, roller 4 and connection 11. Surplus fluid collects in a container 13 from which it is returned to the vessel 1 by way of the pump 14 and pipe 15. <PICT:1080171/C6-C7/1>
Patent GB-798343-A (GB)
Title: An improved oil-burner
IPC: F23D3/00
Filed: 1956-05-08
Abstract: 798,343. Liquid fuel burners. THOMEE, A. L. May 8, 1956, No. 14312/56. Class 75(1) An oil burner comprises an annular oil channel 1 on which is mounted a chimney having inner and outer perforated walls 5, 6 the inner walls being provided with an uppwardly extending perforated flange 10 and the outer wall 6 with an upwardly. and outwardly extending flange 7 and a removable cover plate 12 placed upon the inner flange 10 to cover the gap within the flange on the inner wall the combination being such that the flame shape above the chimney can be varied by placing the plate 12 on, or removing it from, the flange on the inner wall. Cover plates 12 of different diameters may be used to give the desired flame shape. The inner wall 5 carries upper and lower perforated plates 9; 8 and an imperforate shield 4 is carried by and spaced from the outer wall 6. The cover 13, shown in Fig. 4a, comprises two circular plates fixed on a stem and having a. toroidal nickel chrome wire 14 secured around its periphery. A wire dome-shaped basket 15 may also be placed, by. means of a rim 16, on the inner rim 7b of the flange
Patent GB-962445-A (GB)
Title: Continuously operating centrifugal filters
IPC: B01D33/00
Filed: 1961-04-20
Abstract: 962,445. Centrifugal strainer separators. T. IONO. April 20, 1961, No. 14349/61. Heading B1D. Slurry is fed at 60, 61, Fig. 1, to a cone 40 whence it reaches the inner surface of a perforate screen 11 through grooves 84, Fig. 4, in the back of an annulus 32, Fig. 2, secured at 33 to a hub member 31. The solids resulting from the centrifugal action are continuously urged to the right (Fig. 1), along screen 11 by planar sections 81, 82, on the annulus 32, Figs. 2 and 4, which constitute a wedge formation, the wedge action being derived from the differential motion indicated by arrow B, Fig. 4. The annulus 32 and screen 11 are mounted on concentric shafts 6, 5 respectively, which are driven at different speeds by a single electric motor 20 to produce the differential motion. Excess slurry, or liquid if the slurry has high liquid content, escapes through a gap 90, Fig. 1, between the rim of hub 31 and a ring 13 in the end of screen 11, and is discharged at O. Fig. 5 shows a multi-stage separator with three screens 103 to 105, each associated with a "wedge" annulus 112, 115 or 116, all mounted on the cone 113. The outermost annulus, 116, is thus mounted through the intermediary of a perforate cylinder 141 which may be supplied with wash water at 140.