baber/WOPTO huggingface dataset:
Patent GB-1198117-A (GB)
Title: Improvements in or relating to apparatus for Reducing the Outside Diameters of Elongated Workpieces having Cylindrical Outer Surfaces
IPC: B21B19/12
Filed: 1967-08-15
Abstract: 1,198,117. Rolling. ROTARY PROFILE ANSTALT. 15 Aug., 1967 [2 Aug., 1966], No. 37504/67. Heading B3M. An elongate workpiece having a cylindrical outer surface is reduced by passing it axially through a convergent throat defined either by tapered rolls 12, 14, Fig. 1, or by rollers 40, Fig. 3, the rolls or rollers having convex working formations which reduce the workpiece to a small extent at the throat inlet and outlet and to a greater extent between the inlet and outlet. The rolls 12, 14 are rotated and may have annular or helical grooves 16, the workpiece 18 either being drawn through the throat by the rolls, or propelled through it using feeds 22 and 28. Three co-operating rolls, and also backing rolls, may be employed, the grooves 16 being discontinued at intervals if backing rolls are used. The throat in Fig. 3 is defined by rollers 40 which move in annular grooves 38 in a rotating housing 34, feeds 32 and 35 propelling the workpiece through the throat. Using helical grooves 54, Fig. 5, in which balls 60 or profiled rollers are located, rotation of the housing 50 feeds the workpiece through the throat although an auxiliary feed 64 may be provided. The housing 34 or 50 may be divided into coaxial sections which can be individually rotated, and the halls or rollers may be recirculated, and, if desired, cooled, within the sections.
Patent GB-1161789-A (GB)
Title: Electronic Structural Unit.
IPC: H01C1/082
Filed: 1966-08-22
Abstract: 1,161,789. Paralleling transistors. LICENTIA PATENT-VERWALTUNGS G.m.b.H. 22 Aug., 1966 [21 Aug., 1965], No. 37512/66. Heading H3T. [Also in Division H1] In a semi-conductor circuit comprising a plurality of semi-conductor devices connected with their load current paths in parallel and including in each load current path a printed circuit resistor for avoiding unequal load distribution, the semi-conductor devices and resistors are mounted on a cooling body (see Division H1). Power transistors P 2 -P 5  form a single stage of a regulating unit and have their emitter collector paths in parallel the transistors being controlled in unison by transistors being controlled in unison by transistor P 1 . In order to equalize the load distribution, resistors r 2  to r 5  are connected in the emitter collector paths of the transistors P 2 - P 5 . The parallel combination of transistors P 2 -P 5  is connected in series with resistor r 6  for delivering a voltage proportional to the total transistor currents to terminals 2, 3, and resistor r 7  which forms a shunt for ammeter A. Resistors r 2 -r 5  and r 6  may have positive temperature coefficients. If a constant controlled current be wanted, r e  should have zero temperature dependence in resistance. Thyristors may be used in addition to or instead of the transistors. Diodes, Fig. 3 (not shown), may be used to provide D.C. voltage and a thermal switch used to control the temperature of the cooling body K.
Patent GB-506156-A (GB)
Title: Improvements in or relating to delivery mechanism for button sewing machines
IPC: D05B3/14
Filed: 1938-12-23
Abstract: 506,156. Button-delivery mechanism. MELZER, E., and SIEGMUND, H. Dec. 23, 1938, No. 37525. [Class 43] Apparatus for delivering buttons to a sewing-machine comprises a hopper from which the buttons are fed singly on to a plate and feeler mechanism whereby a button the wrong way up is pushed in one direction while a correctly placed button is pushed into tongs and thence to the machine. The buttom are moved by one or other of two pushers 15, 15a, Fig. 3, which are operated by springs 19, Fig. 2, unless prevented by a stop 10 engaging a member 14 depending from the pusher rod 16 and operated by a feeler 11. As shown in Fig. 2, an incorrectly placed button prevents the operation of the pusher 15, but the stop 10a of the pusher 15a then coincides with a hole in the corresponding depending member 14a and permits the pusher 15a to remove the button. The stop 10 and feeler are pivotally connected by a spring 33 whereby the feeler can be removed by a cam 29, after engagement with the depending member 14, to allow the button to be removed without fouling.
Patent GB-894174-A (GB)
Title: Expansible pile driving mandrel
IPC: E02D7/30
Filed: 1960-11-03
Abstract: 894,174. Pile driving mandrels. COBI, W. H. Nov. 3, 1960, No. 37828/60. Class 68(2). An expansible mandrel 10 for driving a pile shell comprises segments (e.g. 11 and 12 in the embodiment shown in Figs. 1 and 7) with flat type pneumatic pressure expansion tubing 15 placed therebetween for exerting pressures to drive the segments outwardly (in directions of the double arrow) into firm engagement with diametrically opposite portions of said shell. The mandrel may be used for cylindrical pile shells having corrugations running helically down the length thereof. Each driving segment 11, 12 has projections 76 to fit into said corrugations. Spring bolts are provided at 19 for restoring the segments into the contacted position shown in Fig. 1 upon contraction of the tubing 15 when it is desired to withdraw the mandrel. At least one segment may be constructed to provide a hollow concrete pouring conduit.
Patent GB-1223936-A (GB)
Title: Improvements in or relating to electrically operated torches
Inventor: KLEIN KARL
IPC: F21V17/02
Filed: 1968-08-08
Abstract: 1,223,936. Electric battery lamps. K. KLEIN. 8 Aug., 1968 [7 Sept., 1967], No. 37871/68. Heading F4R. An electrically operated torch comprises a light head 6, having a bulb 7 and reflector 12, connected to a battery housing 1 by a swivel joint 3, allowing the light beam to be directed as required, the lead 9 from the battery to the bulb being located inside the joint so as to be protected from damage during use of the torch. The swivel joint consists of two discs 18 and (19) joined by a rivet 4 so as to be movable relative to one another, one disc being provided with a recess 5 in which the lead 9 is coiled to form a spiral, the remainder of the lead lying in channels 8 in the discs. An annular flange 25 fitting over battery housing 1 has a peripheral slot 26, into which peg 28 protrudes, allowing the light head to be turned in a further plane relative to the battery housing. Alternatively, three-dimensional relative movement between light head and housing is achieved by a ball and socket joint as in Fig. 3 (not shown). In either case a wing nut allows the relative position to be fixed. Permanent magnets 17 allow the torch to be fixed to iron objects during use.
Patent GB-962011-A (GB)
Title: A method of supporting tubes in heat exchangers
Inventor: CROWTHER ROBERT HENRY
IPC: F28F9/013
Filed: 1961-10-23
Abstract: 962,011. Heat exchanger tube supports; vertical steam boilers. FOSTER WHEELER Ltd. Jan. 23, 1963 [Oct. 23, 1961], No. 37971/61. Headings F4A and F4S. Heat-exchanger tubes are supported in at least two positions, spaced apart in the direction of the length of the tubes by bars 16, 16a which are so disposed that each tube is gripped frictionally between at least one pair of locating members, and these engage opposite sides of a row of tubes at positions spaced apart along the length of the tube. In the form shown, the tubes are heating tubes in a steam generator, the bars being formed with recesses to receive the tubes and being spaced along the length of the tubes by I-beams 20. The ends of the bars are welded to a baffle plate 14 (Fig. 1, not shown), which surrounds the tubes. A space formed between the baffle and the shell defines a downcomer, and the space within the baffle forms a riser for the steam and water produced by the tubes.
Patent GB-1172837-A (GB)
Title: Concentration Process for Fruit Juices.
IPC: C12H6/04
Filed: 1966-11-25
Abstract: 1,172,837. Concentrating fruit juices. STRUTHERS SCIENTIFIC & INTERNATIONAL CORP. 25 Nov., 1966 [2 Dec., 1965], No. 38094/68. Divided out of 1,172,832. Heading A2D. A process for the concentration of a fruit juice (e.g. orange, apple or grape juice) which produces a precipitate which is insoluble at or above the temperature at which ice forms, comprises cooling the juice to between freezing point and 45‹F and holding the juice in said temperature range to precipitate the insoluble material, removing the precipitate from the juice, freezing the juice to form ice and separating the ice from the concentrated juice. The ice may be treated to recover residual juice therefrom. The juice may be cooled in a cold room or in an agitated tubular heat exchanger. The precipitate may be separated by decantation, filtration or centrifugation. The juice may be freeze concentrated in a tubular agitated or scraped surface heat exchanger in one or more stages. The ice may be separated from the concentrated juice by centrifugation.
Patent GB-1478521-A (GB)
Title: Sliding fastener slider and a method for assembling two parts of the slider
IPC: A44B19/30
Filed: 1974-08-30
Abstract: 1478521 Making sliding clasp fasteners FERMETURE AILEE SA 30 Aug 1974 [5 Sept 1973] 38098/74 Heading B3A [Also in Division E2] A sliding clasp fastener comprises a body 2, 3 a locking element 22 having a pawl 24 at one end, means for pivotally mounting the locking element on the body so that it is pivotable between an operative position in which the pawl locks the slider in position and a withdrawn inoperative position, and elastically yieldable means 16 for biasing the locking element to said operative position, wherein said means for pivotally mounting the locking element on the body comprise at least one pair of projecting teeth 20 on an upper part of the body spaced apart in a longitudinal plane of the body, the locking element 22 comprising a flange 28 which is substantially parallel to, and disposed alongside, the teeth and carries a pin 26 which extends transversely of the body and fits between the two teeth, the flange being extended transversely of the body by means defining a surface 30 which is substantially in the shape of a portion of cylinder and contained in said longitudinal plane of the two teeth and partly encompasses the pin 26 with the interposition of the teeth between said surface and pin, the two teeth being bent partly round the pin 26 and trapping the pin 26 therebetween. As shown, the spring 16, Fig. 1, is located in a recess 14 which is formed in the upper face of the upper wing 2 of the slider and whose depth increases from a transverse rib 12 toward the front end of the slider, the inner end of the spring being secured to a cross member 18. Pairs of teeth 20 are located with one pair at each side of the recess 14, a boss 32 on the lower end of the flange 28 extending into the recess 14 to co-operate with the outer end of the spring 16. The pawl 24 projects through an opening 10 in a recess 8 formed in the wing 2 rearwardly of the rib 14, the cross member 36 of a pull tab 34 being located beneath a cavity 30 in the locking element 22 and between the rib 14 and the rearwardly located teeth 20.
Patent GB-1044990-A (GB)
Title: Improvements in or relating to the suspension of vertical shafts
Inventor: ATKINS PETER JAMES FREDERICK
IPC: G01R11/14
Filed: 1964-09-18
Abstract: 1,044,990. Bearings. ASSOCIATED ELECTRICAL INDUSTRIES Ltd. Sept. 15, 1965 [Sept. 18, 1964], No. 38192/64. Heading F2A. Magnets used for axially supporting a vertical shaft are each retained in position by magnetic attraction between the magnet and a magnetic body. In an embodiment, a shaft 3, Figs. 1 and 2 (not shown), is supported axially by the repulsion between a magnet 45 which is mounted on a spigot 11 of the shaft 3, and a magnet 47 which is mounted on a spigot 41 of a plug 23. The magnets 45, 47 are retained by attraction to a steel washer 13 which is press-fitted on to the spigot 11 and by attraction to a steel washer 43 which is press-fitted on to the spigot 41 respectively. The steel washers 13, 43 are restricted axially by abutment with a hub 15 which is fixed to the shaft 3 and with a plug 23 which is screwably attached to a lug 21 of a housing 1 respectively. A non- magnetic washer may be interposed between each magnet and steel washer. The shaft 3 is supported radially by a pin 35 of a screw 29 which is received by the plug 23<SP>1</SP> and is locked by a nut 25, the pin 35 being received in a carbon bush 37 mounted in the lower end of the shaft 3. The manner of magnetization of the magnets 45 and 47 is described.
Patent GB-1447447-A (GB)
Title: Woven fabric
IPC: D06N3/00
Filed: 1974-09-02
Abstract: 1447447 Coated fabrics ALBANY INTERNATIONAL CORP 2 Sept 1974 [30 Nov 19731 38204/74 Heading B2E [Also in Division D1K] A dryer felt fabric is leno woven with warp yarns of high temperature resistant polyamide, weft yarns of high temperature resistant polyamide braided over a core of glass fibre, metal wire or a combination thereof, and is coated with high temperature resistant polyamide, polyimide or polyamideimide resin or any mixture thereof. High temperature is defined as from at least 100F to 500F. Sizes of yarns and sett of the fabric is defined, as are the metal cores, nylon yarns and coating compositions.
Patent GB-1474790-A (GB)
Title: 7-substituted-1-cyclohexemyl and 1,4-cyclohexadiemyl-acetamido- 3-heterocyclic thiomethyl-3-cephem-4-carboxylic acids
IPC: C07C271/08
Filed: 1974-09-02
Abstract: Compounds of the formula I <IMAGE> in which R denotes various heterocyclic radicals as defined in claim 1, are prepared by reacting a correspondingly substituted 7-aminocephemcarboxylic acid derivative with an appropriate cyclohexa(di)enylacetic acid. The novel compounds have valuable antibacterial effects for treating humans, mammals and poultry, especially for treating infectious diseases caused by various Gram-positive and Gram-negative bacteria.
Patent GB-1044816-A (GB)
Title: Filler head and receptacle
IPC: B65B3/04
Filed: 1964-09-02
Abstract: 1,044,816. Filling receptacles. THE CORRUGATED CONTAINER CO. Sept. 21, 1964 [Oct. 30, 1963], No. 38368/64. Heading B8C. A filler head 10 is provided with means 57 for opening and closing a valve 40 in a receptacle 16 (see Specification 1,016,017). As shown, the valve member 40 is pushed into the filler head in such a way that flanges 47, 41 travel in grooves 58 and 60 in spaced vertical walls 57. This causes the plug portion 46 of the valve to be raised and allows a nozzle 56 to enter an aperture 49 in the wall of this plug. When the receptacle is removed from the filler head the plug 46 is automatically forced down into the guide 36, thus sealing off the valve. Flow of the material into the nozzle 56 is controlled by a valve. The flanged portion 47 is cut away (Fig. 4, not shown), on either side to allow its co-operation with the grooves 60.
Patent GB-968078-A (GB)
Title: Improvements in and relating to an appliance for degassing a tube under pressure
Inventor: COUNAS GEORGES
IPC: B22F3/03
Filed: 1960-11-09
Abstract: <PICT:0968078/C6-C7/1> A preformed tube 5 of e.g. coarse grains of fritted nickel into which a solution of nickel formate has been introduced or on which a film of nickel formate has been placed is mounted on a mandrel 4 and pressed by a plunger 10 which acts through silicone oil to apply pressure to a deformable element comprising radial plates 6 surrounded by a rubber sleeve 9.  This construction allows gas to be sucked out from the tube through a pipe 12. The mandrel may be heated electrically or by a hot gas.  The tube may be given a final pressing by moving it into a rubber bag 15 and applying pressure by a plunger 18 through silicone oil.  The tube may be preformed by centrifuging metal powder agglomerated with a binder, e.g. methyl methacrylate dissolved in acetone.  The metal powder may contain a refractory oxide, and the finished article may be used as a filter.
Patent GB-1126445-A (GB)
Title: Compensator stand for use in feeding continuous web material
IPC: B65H23/16
Filed: 1966-08-31
Abstract: 1,126,445. Feeding webs. BUCKBEE MEARS CO. 31 Aug., 1966 [13 April, 1966], No. 38814/66. Heading B6B. Apparatus wherein continuous web material, e.g. thin flexible metallic webbing, is fed in a vertical plane on edge, has means for adjusting the length of the path of the web 23, between two processing positions so as to correctly position the web at the second position comprising at least three vertical rollers around which the web passes, two of the rollers being mounted on one horizontal rail and the other being mounted in a parallel rail situated in the same horizontal plane as the first rail, and each of the rollers being independently adjustable along its rail. The positioning means may be incorporated in a machine as described in Specification 1,076,294 for producing etched aperture masks for colour T.V. picture tubes wherein at one processing station a number of spaced patterns are printed on a metallic web from photo-printing frames and at the next station similar patterns are printed between the first patterns. As shown, the web 23 leaving the first station passes around four vertical rollers 13 . . . 16. The ends of the rollers 13, 14 are journalled in carriages 18 slidable along horizontal rails 11b, 12b situated in a vertical plane, each carriage 18 being adjustable along its rail by a screwed spindle 20 rotated by a hand wheel 22. The rollers 15, 16 are similarly carried by a pair of rails 11a parallel to the rails 11b, 12b. An additional screw adjustment is provided for the bottom end of roller 13 whereby that end can also be moved horizontally at right-angles to the rail 12b. The tension in the web can be adjusted by moving a roller parallel to itself by operating its upper and lower adjusting spindles 20. For varying the path of the web e.g. to maintain its lower edge at a predetermined height, one or more of the rollers can be tilted by actuation of one of the adjusting spindles of the roller concerned. The additional tilting adjustment of the roller 13 at the input side permits of a greater degree of adjustment of tension and vertical positioning of the web at that point.
Patent GB-1136415-A (GB)
Title: Liquid measurement
IPC: G01F11/08
Filed: 1966-08-31
Abstract: 1,136,415. Delivering measured quantities of liquid. H. F. COX. 31 Aug., 1966 [27 Sept., 1965], No. 38871/66. Heading B8N. A liquid measuring device comprises a measuring container 48 having a flexible walled liner 50 adapted to fill out into lining relation therewith, an inlet valve 66 for controlling the flow of liquid into the liner from a suppy 30 and an outlet valve 68 controlling the flow from the liner into a vessel such as a cup C, the valves being actuated by means (70, 72, Fig. 3) which are prevented from actuation until the liner is substantially filled to capacity. As applied to a machine for dispensing measured quantities of e.g. milk from a disposable container 30 located in a refrigerated cabinet 20, the interior of the liner is connected via flexible pipes 36, 56 to the container 30 and an outlet point 101 respectively. The valves 66, 68 are in the form of pinch cocks operated by levers 70, 72 under the control of cams 90, 92 formed on a rotary disc 94 which is driven by an electric motor (104, Fig. 2). In operation, upon actuating a switch 106, the motor is started thereby causing the outlet valve 68 to open and so allow the contents of the liner to be dispensed into the cup C. After a certain rotation of the cam disc, the outlet valve is closed and the inlet valve opened so that the liner can again be filled from the supply container 30; a switch 108 having an actuating member 109 adapted to contact the liner when it is filled is provided in the electrical circuit.
Patent GB-951979-A (GB)
Title: N,n,n-trisubstituted chloroformamidines and a process for the production thereof
IPC: C07C275/70
Filed: 1961-10-31
Abstract: The invention comprises N,N,N1-trisubstituted chloroformamidines and in particular N,N1-diphenyl-, N,N1-bis-(4-chlorophenyl)-, N,N1-bis-(3, 4-dichlorophenyl)-, N,N1-bis-(2-nitrophenyl)-, N,N1-di-n-butyl-, N,N1-diethyl-N-chloroformyl-chloroformamidines, N,N1-di-n-butyl-N-dichlorophosphorus oxide- and N,N1-di-n-butyl-N-dichlorophosphorus chloroformamidines. The N,N,N1-trisubstituted chloroformamidines may be prepared by reacting a carbodiimide with an acid chloride of an acid of carbon, phosphorus or sulphur carrying at least two mobile chlorine atoms on the central acid atom e.g. phosgene, thiophosgene, phosphorus trichloride, phosphorus oxychloride, sulphur dichloride, thionyl chloride or sulphuryl chloride. Specified carbodiimides are diethyl carbodiimide, bis-n-butyl carbodiimide, bis-6-chlorohexyl carbodiimide, bis-octadecyl carbodiimide, bis-cyclo-hexyl carbodiimide, dibenzyl carbodiimide, diphenyl carbodiimide, bis-4-chlorophenyl carbodiimide, bis-3, 4-dichlorophenyl carbodiimide, bis-1-naphthyl-carbodiimide, bis-o-nitrophenyl carbodiimide, bis-3-isocyanato-4-methylphenyl carbodiimide or 1, 6-bis-[cyclohexyl-carbodiimido]-hexane. Many examples are given.
Patent GB-1110883-A (GB)
Title: Gas burners
IPC: F23C99/00
Filed: 1965-09-13
Abstract: 1,110,883. Gas burners. HUPP CORPORATION. 13 Sept., 1965 [11 Sept., 1964], No. 39044/65. Heading F4T. A gas burner comprises a distribution tube 28 of circular or square cross-section having two flanges 54, 46 defining a longitudinally extending orifice in which a flashback inhibiting structure 30 is clamped by threaded studs 100 and retainers 106 screwed thereon. A gas/air mixture is fed by a blower (34) to an aperture 70 in an end member 68 of the distribution tube 28. The outer and/or inner surface of the distribution tube may be lined with heat insulating material (Figs. 14, 15, 16). The flashback inhibiting structure 30 may comprise metallic ribbons having semi-circular or triangular depressions forming mixture passages of different sizes and shapes (Figs. 7, 8), or it may comprise a channel member having slits (128) in its web (Fig. 11) or it may comprise two such channel members (136, 138) arranged with the ends of their legs abutting (Figs. 12, 13). An elongated radiant grid 162 made of sheet metal or refractory clay or quartz or quartz fibres or quartz cloth has loops 168 displaced from the plane of the sheet and is heated to incandescence by the burner. The grid 162 is mounted on the burner by flanges 166 on the grid engaging loosely in clips 178, 180 which are secured to the outer surfaces of the burner flanges 54, 56 by the studs 100. End plates 172 are welded to ears 170 on the grid and an aperture 174 may be provided in one or both end plates to facilitate lighting the burner, to accommodate a spark plug or flame sensor and/or to allow flame to travel from one grid to another adjacent grid. The radiant heat from the grid may be directed by a reflector 198 comprising two portions 200 inclined to each other and two integral leg portions 204 which are inclined upwardly. The reflectors are secured to the studs 100. The radiant grid may be of square configuration and have imperforate side walls (214, Fig. 6) having metal or Fiberfrax (Registered Trade Mark) shields fixed to their inner surfaces and planar reflectors (226) are fixed to the outside of the side walls (214). The radiant grid may be shaped as disclosed in Specification 1,067,933. A burner without a radiant grid may be mounted in the combustion chamber (22), (Fig. 1) of a warm air furnace.