baber/WOPTO huggingface dataset:
Patent GB-260502-A (GB)
Title: Improvements in flexible closures or fasteners
IPC: C11D9/16
Filed: 1926-05-04
Abstract: 260,502. Mills, C. K., (Binns, E. H., and Binns, R. H.). May 4,1926. Sliding-clasp fastenings.-A flexible fastener is operated by a slider having fore and back plates formed with internal lug-engaging grooves, the upper edges of the plates being recessed between the central longitudinal post and the outwardly flaring wings containing the diverging parts of the grooves to control the fastener without interference with the slider plates. Each fastener is provided with shoulders 15, which run in diverging grooves 25 in a slider composed of fore and back plates 21, 20, and the engaging end of each fastener consists of a forked hook 13. The slider, composed of plates 20, 21 recessed at 30 and provided with diverging grooves, can be locked in position by a bifurcated detent 45 on a latching plate 38, and is thereby pressed between the fasteners to engage them. The plate 38 is hinged to a plate 35 swivelling on the slider and carrying a spring lip 40 engaging a hole in the plate 38 to secure it in position.
Patent GB-219267-A (GB)
Title: Improvements in prepayment mechanisms for meters
IPC: G07F15/00
Filed: 1923-05-10
Abstract: 219,267. Fox, T., and Robinson, S. May 10, 1923. Gas, supplying by meter.-The quantity wheel 12, Figs. 1 and 2, mounted on a threaded shaft 20 and the valve operating-mechanism are mounted on a framework 24 so as to be removable as a complete unit from the cup casing 13 enclosing the quantity wheel. The back plate of the cup casing is apertured at 19 and the framework has front and back plates 21, 25 in which the threaded shaft 20 bears. The framework is held in position by screws 26, 27 passing through lugs 22, Fig. 2, in the front plate and by a lug 28 on the back plate 25.
Patent GB-1127945-A (GB)
Title: Process for conditioning surfaces of metal dies
Inventor: DENT FREDERICK ALAN JOHN
IPC: B22C3/00
Filed: 1966-03-17
Abstract: 1,127,945. Mould linings. FOSECO INTERNATIONAL Ltd. 15 Feb., 1967 [17 March, 1966], No. 11791/66. Heading B3F. [Also in Division C3]  The surface of dies used in die.casting metals is conditioned by applying to the surface a water-based composition comprising one or more of polyethylene oxide, poly-propylene oxide and polystyrene. In an example, an aqueous composition containing polystyrene emulsion, polyethylene oxide, sodium carboxymethyl cellulose, sec. alkyl sulphate and sodium orthophenyl phenate was used when die casting zinc and-with the omission of the cellulosewhen die casting aluminium, by spraying on the hot dies.
Patent GB-460552-A (GB)
Title: Improvements in pantographic copying and engraving machines
IPC: B44B1/04
Filed: 1936-04-25
Abstract: 460,552. Copying and reproducing mechanism. DECKEL, F., (trading as DECKEL PRAZISIONSMECHANIK UND MASCHINENBAU, F.) April 25, 1936, No. 11829. Convention date, July 24, 1935. [Class 83 (iii)] A pantograph copying-machine comprises a pantograph system mounted to rock about an axis parallel with its plane, a tracer and a tool-holder carried by mechanism allowing movement thereof parallel to themselves and each other, and pivotally connected to the pantograph system at the tracer point and copying point, or at only one of such points for a 1:1 scale reproduction. The pantograph 3, 4, 5, 6, Fig. 1, is pivoted to a bracket 2 which can tilt and slide on a pivot 7 on a standard 1. A slide 8 moves on a guide 1a and comprises parallel-motion links 9, 10, 11 carrying a bar 12 on which are mounted holders 13, 15, Fig. 2, for tools or tracers. A bar 16 is slidably mounted on the bar 12 and carries an adjustable pivot connection 17 to the copying point of the pantograph. A tracer 20 slides in a socket 21 in a flexible arm 22 connected to the bar 12 and is pivotally joined at 19 to the tracing point of the pantograph, which carries a handle 23. As the tracer 20 is moved over the pattern 24 the pantograph tilts but the tracer 20 and tool 14 remain perpendicular to the pattern and copy. By mounting a tracer in the socket 15 a copy of equal size may be made, or by mounting a second tool therein a second copy. In the first case the tracer may still be guided from the handle 23, although the arms 22 and 6 are no longer connected at 19. By sliding on the axle 7 and bar 12, the bar 16 may be centred over the work or works, and when the work is shifted the pivot point 17 can be adjusted. The weight of the rising and falling parts is counterbalanced by a weight 28, connected by an endless band 30 to the slide 8, the weight acting also to damp the movements of the slide.
Patent GB-675145-A (GB)
Title: Bob pin
Inventor: WEAVER RUTH KAHAN
IPC: A45D8/08
Filed: 1950-05-11
Abstract: 675,145. Hairdressing appliances. GAYLORD PRODUCTS, Inc. May 11, 1950. No. 11830/50. Class 131. In a U-,shape bob pin comprising a pair of flexible, opposed legs and a connecting loop portion, all of greater width than thickness, the loop and adjacent portions of the legs are formed concavo-convex in cross-section and of gradually increasing width and decreasing thickness towards the centre of the loop, the outer surface of the loop and of the adjacent parts of the legs, being convex. As shown, the pin 10 is formed of half-round resilient wire, the plain leg 12 and the crimped leg 11 being of uniform width and of uniform thickness from the point 15 to the free ends of the legs. To increase the clamping force applied by the legs, the loop end 14 of the pin, is formed concavo-convex in cross-section at 17 and of gradually increasing width and decreasing thickness from the point 15 towards the centre of the loop 13. In modifications the pin is made from resilient flat wire, the legs increasing in width and decreasing in thickness from the loop towards their free ends, and the crimped leg is formed with ratchet-like crimps.
Patent GB-913488-A (GB)
Title: Improvements in or relating to mechanical governor devices for automatic gearboxes
IPC: G05D13/10
Filed: 1959-04-08
Abstract: 913,488. Change-speed control. REGIE NATIONALE DES USINES RENAULT. April 8, 1959 [April 14, 1958; Jan. 30, 1959], No. 11855/59. Class 80 (2). An automatic control for a vehicle changespeed gear with at least three ratios comprises a floating member subjected to the speed factor through a centrifugal governor and the load factor in response to movement of the accelerator, the floating member being mounted between gear-change devices adapted to control the change between only two consecutive ratios in accordance with movement of the control member between two alternative positions. As shown for a three-speed gear the control member is in the form of a floating lever 27 acted on at 26 by an engine-driven governor 3 and at 28 by an opposing spring 9 loaded by the throttle control 14, the ends of the lever being connected to electric contacts 15, 22 movable between fixed pairs of contacts 16, 17 and 23, 24. First gear is engaged by closing contact 16, second by closing contacts 17, 23 and third by closing contacts 17, 24. For a four-speed gear the floating control member consists of a triangular plate, each corner having an arrangement of electric contacts similar to that at each end of lever 27, Fig. 3 (not shown).
Patent GB-274982-A (GB)
Title: Method of and means for conditioning yarn and the like
IPC: D06B1/00
Filed: 1926-05-07
Abstract: 274,982. Nuttall, T., and Kale, F. T. May 7, 1926. Yarns, &c., treating with liquids.-In the conditioning of yarns, &c., the material placed in a skip g is placed in a framework f mounted on a shaft b which is rotated to carry the yarn through the liquid in the tank a. The skip during rotation is inverted and on being raised to its original position the liquid drains from the yarn which reached the greatest depth in the tank, through the yarn which was not immersed so deeply. The shaft b is driven through a clutch d<1>, d<2>. a worm e and gearing e<1> - - es. The skips may pass over a roller gravity conveyer to a weighbridge and thence to the frame f, in which they are secured by a lever h. On being released after treatment they may pass out on a further roller gravity conveyer.
Patent GB-901710-A (GB)
Title: Process for the preparation of 18ª--glycyrrhetinic acid
Inventor: BAXENDALE LILY
IPC: A23L29/206
Filed: 1961-04-04
Abstract: 18-a -Glycyrrhetinic acid is prepared by heating 18-b -glycyrrhetinic acid with an alkali-metal hydroxide e.g. sodium or potassium hydroxide, in the presence of a glycol, a partial ether of a glycol, glycerol or mixtures thereof, e.g. ethylene, propylene, butylene, trimethylene and diethylene glycol, glycol monobutyl ether or diethylene glycol monoethyl ether and extracting the 18-a -glycyrrhetinic acid formed with industrial methylated spirit or rectified spirit.  Specification 887,012 is referred to.
Patent GB-611111-A (GB)
Title: Improved machine for use in cutting and filling cakes and the like
IPC: A21C15/04
Filed: 1946-04-18
Abstract: 611,111. Cakes, slitting and filling. EGERTON, W. E., and CHARLTON, S. April 18, 1946, No. 12059, [Class 28(i)] Small cakes are partially cut and the cut is suitably filled by a machine which includes a known type of rotary table, the cake-containing cups bringing the cakes to a rotary knife. The cakes are placed in cups a on a rotated table b and are each brought round to an inclined rotated cutter i which makes a slit. A guide plate k is located to hold the cake in its cup while being slit, the cutter operating in a slot in this plate. After the cut a stationary wedge m enters the slit widens it and holds it open until cam actuated plunger rod p pumps a charge through the filling nozzle tube o from the hopper o' into the slit. Each cup a has an angular slot to allow the knife to enter the cake and is provided with a cam s to actuate the plunger, thereafter the cake passes out of the zone of action. On release springs withdraw the plunger ready for the next charge. The rotating table b is driven through worm gearing c from a motor g.
Patent GB-101956-A (GB)
Title: Improvements in or relating to Copying Machines.
IPC: B41L7/04
Filed: 1916-08-25
Abstract: 101,956. Fles & Go., L. April 28, 1916, [Convention date]. Roller copying-presses. - A roller copying- machine is provided at the point where the letters &c. leave the copying-web and the machine with a movable device or switch and a guide whereby the letter &c. may, as usual, be directed out of the machine after one copy has been taken or may be re-fed for taking the second copy. As shown, the web 3 passes round the pressure rollers 1, 2, the letters &c. being fed in between the web 3 and roller 1. Under the feed-table is provided a curved guide 4 having pivoted at its lower edge a guide or switch plate 5, which may be set as shown in full lines to direct the letters 6 out of the machine as shown at 6<1>, or may be set as shown in full lines to direct the letters round between the guide 4 and a pivoted member 8 resting by its weight against the lower part of the roller 1, so that they pass again between the web 3 and roller 1. The pivoted guide 5 may be operated by a hand-lever 7.
Patent GB-234091-A (GB)
Title: Improvements in or relating to lenses
IPC: G02B13/02
Filed: 1925-05-09
Abstract: 234,091. Optische Anstalt C. P. Goerz Akt.-Ges. May 14, 1924, [Convention date]. Lenses.-Telephoto objectives comprising two cemented doublets, one collective and the other dispersive, the latter being at a fixed distance from the former and of meniscus form, have the cemented surface of the dispersive member dispersive and curved in the same direction as the outer surfaces. The radius of curvature of the cemented surface of the dispersive member is not larger than five times the radius of curvature of the concave face and is greater than the radius of curvature of the convex face. Constructional data are given in the Specification.
Patent GB-103958-A (GB)
Title: Improvements in or relating to Tank Ships or Vessels.
Inventor: BLACK DAVID FEATHERS
IPC: B63B25/10
Filed: 1916-08-29
Abstract: 103,958. Black, D. F., and Black, D. C. Aug. 29, 1916. Oil-carrying vesseds; compartments and tanks; framing.-In a tank ship or oil carrying vessel, such as that described in Specification 24741/12, the bottom hold or holds W, Fig. 2, are arranged to extend across the bottom from side to side, and side holds W<1> are located above the crown of the bottom holds; the bottom holds are adapted to store water ballast when required. All the holds are provided with expansion trunks, those T' for the bottom holds terminating at the deck, whilst those for the side holds extend above the deck, which is perforated to give the communication between the trunks and holds. The bottom is framed, as shown in Fig. 11, to dispense with ordinary floors and keelsons, by transverse frames F and deep webs K at intervals, which extend unbroken across the bottom from one side longitudinal girder L to the other. Intercostal girders L<1> are arranged between the web frames K.
Patent GB-791071-A (GB)
Title: Desulphurization of petroleum fractions
IPC: F02B3/06
Filed: 1954-04-27
Abstract: A petroleum fraction is desulphurized by contacting with a catalyst which includes 0.05-20 per cent of platinum, palladium, ruthenium, rhodium, osmium or iridium, supported on an inert carrier, at 500-850 DEG  F., in the presence of hydrogen under a pressure of 100-3000 p.s.i.g. at a liquid hourly space velocity of 0.1-10, and with a hydrogen to hydrocarbon molar ratio of 1-80.  Gasoline, kerosene, fuel oil, cycle stocks, diesel fuels, gas oils, lubricating oils and residual fuels may be treated. Carriers specified are oxides of Groups IIa, IIIb and IVa and IVb, e.g. alumina, silica, magnesia and titania; and activated carbon, coke, pumice, charcoal and natural materials such as bauxite and inert earths.  The catalyst may be used in a moving bed, fixed bed or fluidized process.  The desulphurization process may be combined with a hydrocracking or reforming process such as those described in Specification 791,073 and 790,476 or with a cracking and reforming process as is described in Specification 791,072.  Examples are given of the operation of a desulphurization and reforming process in which excess hydrogen from the reforming process is used for the desulphurization; and of a desulphurization and cracking process in which the additional hydrogen needed may be supplied from the reforming of the heavy naphtha fraction produced in the cracking process.
Patent GB-781334-A (GB)
Title: Improvements in and relating to apparatus for mixing pulverized or granular substance with liquid
IPC: B01F7/18
Filed: 1955-04-28
Abstract: 781,334. Mixing-apparatus. ROELFSEMA'S OLIEFABRIEKEN N.V., P. R. and VOSLAMBER, B. J. April 28, 1955, No. 12321/55. Class 86 Apparatus for mixing, say, meal and molasses comprises a receptacle 1 within which is mounted an axial vertical shaft 2 having stirring arms 3 at its lower end, said arms 3 alternating with arms 4 projecting inwardly from the receptacle wall and all the arms being of trapezoidal cross-section to form opposed scraping edges. The receptacle is supplied with meal intermittently to the level h, together with molasses from a tank 16 having a discharge conduit 18 with valve 17. Further mixing is effected by two or more screw conveyers 8 each of whichis housed in a tube 5 connected at its lower and upper ends 6, 7 to said receptacle and serves to circulate the mixture from the bottom of the receptacle to the top thereof, above the level h, in such a manner that the stream of mixture projected by a radial blade 14 mounted on one conveyer shaft meets a similar stream projected from the other tube, or tubes, 5. The stirrer and conveyer shafts 2, 8, 8 are driven by a common shaft 11, and the mixture is removed from the receptacle through an outlet 15 normally closed by a slide.
Patent GB-310188-A (GB)
Title: Improvements in or relating to boring and reaming devices
IPC: B23Q9/00
Filed: 1928-04-27
Abstract: 310,188. Keller, M. H. April 27, 1928. Boring - bars; reamers ; jigs. - Apparatus for boring or reaming work such as the connecting-rod bearings of internal combustion engines comprises two hollow cones 5, 6, adapted to engage the ends of the bearing F and support a boring-bar 16. The cone 6 is provided with a coaxial sleeve 7 upon which the cone 5 is slidable and whose rear end receives an adjustable ring 13 to form the abutment for a spiral spring 14 which forces the cores into contact with the bearing, The boring bar has a handle 18' for rotation and is bored and threaded at 17 to receive a screwed spindle 18 having a pointed end 19 co-acting with inclined surfaces on the cutters 22 to adjust the diameter of cut. The spindle is squared at 20 for rotation thereof and is locked in the adjusted position by a nut 23. A split clamp 24 has a threaded opening engaging the screwed spindle 18 and is adapted to engage a stationary member, such as part of a bench vice which holds the connecting rod, and so feed the boring bar axially during its rotation. The clamp is adjustable along the spindle 18 and is locked in the closed position by a turnbuckle 29. Both the cones and the sleeve 7 are slotted radially at 8, 10, and 11 to receive the cutters 22 and the cone 5 is provided with a key 12 entering the slot 8 to ensure its rotation together with the cone 6. For operating on short bearings a modified cone 5<1>, Fig. 7, is used, having a conical recess 24' to receive the apex of the cone 6.
Patent GB-1488977-A (GB)
Title: Salt ground disazo diimide pigments
IPC: C09B67/00
Filed: 1975-03-25
Abstract: Yellow disazo diimide dyestuffs of the formula below are conditioned.   <IMAGE>  The radicals A and B are defined in Claim 1. The dyestuff is ground with an inorganic salt in a non-aqueous medium or in the dry state and a pigment is obtained which is particularly suitable for dyeing organic polymers in bulk. Before use, the inorganic salt can be removed by washing.
Patent GB-550369-A (GB)
Title: Improved method of, and means for, casting metal to fill and enclose metal sections preparatory to bending them
IPC: B22D33/04
Filed: 1941-09-26
Abstract: 550,369. Casting composite articles. WARWICK, G. Sept. 26, 1941, No. 12477. [Class 83 (i)] In order to fill a metal section and wholly or partly enclose it with cast metal, the section, or part of it, is inserted endwise through the open end of an elongated mould, this is placed in erect position and molten metal is poured in and allowed to cool, one or more longitudinal mould walls are then separated from the casting, and this is extracted longitudinally from the mould, both by mechanical means. The mould comprises plates 14, 15, Fig. 4, and T-section bars 12 connected by bolts 19, the plates being pressed apart by springs 23 and one end of the mould being closed by a plate 50, Fig. 6, and screw plug 29. The section S is centred by bending out portions S<SP>1</SP> at the ends or arranging. projections on the parts 12, 14, 15. A metal block 32, Fig. 6, is preferably inserted before the section, and after pouring, a head 43, Fig. 7, connected to a loop 45, is inserted into the molten metal to form a connection for an extracting cable if the section S does not project from the mould. After loosening the bolts 19, the walls 12 are pulled apart by vices 34, Fig. 2, engaging headed stems 37 projecting from these walls and the casting is moved axially by a screw, inserted in place of the plug 29, through the plate 50. The casting is then extracted by a winch 47, the mould being held by an abutment of the bench 33.
Patent GB-916351-A (GB)
Title: The production of nisin
Inventor: HALL RONALD HENRY
IPC: C07K14/315
Filed: 1960-04-08
Abstract: Nisin is produced by cultivating a nisinproducing strain of Streptococcus lactis in a liquid culture medium which has been produced by treating milk with papain, pepsin or trypsin to digest a part of the protein contained therein, heating the liquid to inactivate or destroy the enzyme and separating from the liquid phase protein which is precipitated during the digestion and/or heat treatment.  Specified forms of milk treated are sterilised raw whole or skim milk or milk reconstituted from whole or skim milk powder to varying solid contents or evaporated milk.  The nisin may be recovered by passing air through the nisin-containing culture medium if desired after the addition of a small quantity not exceeding 0.1% by weight of a surface active agent, collecting the foam, adjusting the pH to 2.5 adding 25% of sodium chloride, recovering the precipitated solid by centrifuging and freeze drying.ALSO:A liquid medium suitable for growing a nisin-producing strain of Streptococcus lactis is made by treating milk with papain, pepsin or trypsin to digest a part of the protein, heating the liquid to inactivate the enzyme, and removing protein precipitated during such digestion and heat treatments.  The milk treated may be sterilized whole or skim milk or milk reconstituted from whole or skim milk powder or from evaporated milk.
Patent GB-284984-A (GB)
Title: Apparatus for use in the wet treatment of textile fibres and yarns in hanks
IPC: D01D10/04
Filed: 1927-05-11
Abstract: 284,984. Sindl, O. Feb. 7, 1927, [Convention date]. Hanks, treating.-During the treatment of textile yarns in hank form the supporting rods 8 for the hanks 9 are carried in bearing cheeks 7, Fig. 2, and are given an intermittent forward and backward rotation by means of rails 6 carrying elastic friction surfaces 13 reciprocated by cranks 4 through links 5, Fig. 1, rollers 12 coacting with interrupted bars 11 to ensure intermittent contact of the surfaces 13 with the rods 8. The apparatus shown in the Figures may be modified so that the rotation is greater in one direction than in the other.
Patent GB-942761-A (GB)
Title: Method of preparing amides
IPC: C07F9/28
Filed: 1960-04-08
Abstract: The invention comprises N,N- disubstituted mono (aminoalkyl) amides of the formula: <FORM:0942761/C2/1> or a salt thereof, wherein R represents a halogenophenoxymethyl, naphthylmethyl or naphthoxymethyl radical, A represents a straight or branched chain hydrocarbon radical, and R1 and R11 each represent a saturated or unsaturated aliphatic radical or an aromatic radical, or together with the nitrogen atom jointly form a heterocyclic ring. The above compounds are prepared by reacting a halide of a halogenophenoxyacetic, naphthylacetic or naphthoxyacetic acid with a diamine of the formula: <FORM:0942761/C2/2> Specified acid halides are 4-chloro-, 2-methyl -4-chloro- and 2,4-dichlorophenoxyacetic acids, alpha-naphthylacetic acid and beta-naphthoxyacetic acid. Salts with HCl, C2-6 aliphatic (including hydroxy substituted) carboxylic acids, ethane-disulphonic acids aralkyl carboxylic acids and para-acetamidobenzoic acids may be prepared.