baber/WOPTO huggingface dataset:
Patent GB-1201401-A (GB)
Title: Roll stabilising equipment for ships
IPC: B63B39/06
Filed: 1968-01-10
Abstract: 1,201,401. Ship stabilizer. BLOHM & VOSS A.G. 10 Jan., 1968 [24 Jan., 1967], No. 1457/68. Heading B7M. A roll stabilizer for ships comprises a fin 5 attached to a shaft 4 rotatable in a casing 1, the shaft having a slot engageable with a bar 6b on a drive shaft 12, and the casing having pins 2, 3 pivotable in a housing 7 so that the fin 5 may be pivoted into the ship. Shaft 12 is driven by an electric motor 13 to adjust the inclination of the fin. A shaft 14 is connected to pin 2 to pivot the casing 1, shaft 4 and fin 5 through 90 degrees into the ship. Before pivoting, the fin is rotated into its zero position. During pivoting, coupling member 6 disengages bar 6b and engages a guide rail (16, Fig. 3, not shown) to maintain the fin in its zero position.
Patent GB-346758-A (GB)
Title: Improvements in means for sharpening razor blades
IPC: B24D15/08
Filed: 1930-01-16
Abstract: 346,758. Stropping-apparatus. ROBINSON, G. E., Metropolitan Chambers, Wolverhampton. Jan. 16, 1930, Nos. 1529 and 16238. [Class 60.] Apparatus for stropping or honing single-edged or double-edged razor blades consists of a frame A having a base a, side walls a<1> with flanges a<2>, and an end wall a<3>. A carriage B is provided with sides b<1> carrying fibre blocks B<1>, slidable along the walls a<2>, and the sides b<1> are bent inwards to provide bearings b<2> for a blade-holder, which seats in recesses b<3> and is held in position by a pivoted handle lever b<4>. The blade-holder consists of two plates c, c<1> slidably and hingedly connected and provided with journals c<5> which are extended to carry levers c<7> carrying spring-pressed studs c<8> ; the plate c also carries a lever c<4>, at right-angles to the lever c<7>, within the carriage. A block M is supported by a wire frame m<3> and carries a strop m and a hone m<1>, and in the frame are rails E, with inclined or discontinued ends e, plates F, G, projections H, and plates J. In operation, the carriage is moved to and fro along the frame and the blade is tilted and pressed against the strop by the engagement of the studs c<8> with the rails E ; pins c<9>, by engagement with the rails limit the movement of the blade and, in the case of single-edged blades, keep the edge clear of the strop on the backwards stroke. The blade is reversed, at the end of the stroke from right to left, by the action of the plates and projections F, G, H, J on the levers c<4>, c<7> and the plates G lift the blade from the strop at the end of the outer stroke. The levers c<7> and studs c<8> may be replaced by rubber discs on the ends of the blade-holder adapted to contact with the flanges a<2>. Levers c<4>, c<7> may be provided at both ends of the blade-holder.
Patent GB-938891-A (GB)
Title: Improvements in or relating to the manufacture of a sheet-like thermoplastic synthetic resin or thermoplastic synthetic resin surfaced article
IPC: B29C48/08
Filed: 1961-01-14
Abstract: Liquid thermoplastic synthetic resin e.g. P.V.C. plastisol, which may incorporate a blowing agent, is spread or calendered on to a moulding surface consisting of a moving sheet or endless belt of fabric or paper to the surface of which is attached silicon carbide particles. The particles penetrate the plastisol layer to produce a porous structure after gelling by overhead heaters and stripping from the moulding surface.  A backing sheet of knitted or woven adhesive coated fabric may be laminated to the hot gelled and expanded P.V.C. upon the moulding surface by passage between a steel and rubber roller nip and the embossed P.V.C. surface may subsequently be abraided to reproduce a "suede" effect, or may be printed or oversprayed.  Inlaid colour effects are obtainable by moulding upon discrete portions of plastisol.
Patent GB-1410112-A (GB)
Title: Optical scanning probe
IPC: G06K7/10
Filed: 1973-01-12
Abstract: 1410112 Optical scanning probe INTERNATIONAL BUSINESS MACHINES CORP 12 Jan 1973 [4 Feb 1972] 1656/73 Heading G2J An optical scanning probe, e.g. for scanning documents, comprises a barrel 22 on one end of which is mounted an end-piece 20 rotatable about the axis 78 of the barrel, the end-piece having a tip 80 offset from the axis 78 and an elongated aperture 90 in a plate 84, see Fig.2 (not shown), and an internal light guide, e.g. an optic fibre bundle 70, for guiding light from the tip 80 to the barrel 22. The document is illuminated by a source 100 via a half-silvered mirror 96, the aperture 90 and fibre bundle 70, and light returning through the aperture 90 passes up a bore 108 to a photo-sensitive diode 114 via a lens system 110; Pressure of the probe on a surface acts against a spring 28 to move a pin 30 which actuates an electric switch 40 to indicate that the probe is operative. In one modification, see Fig.4 (not shown) the light source (148) is external of the probe and attached to it by a non-imaging fibre optic bundle (140). In another modification, Figs. 5, 6 (not shown) the light source (162) and the photo-sensitive device (180) are outside the probe (150) and attached to it by a non-imaging fibre optic bundle (140<SP>1</SP>).
Patent GB-659413-A (GB)
Title: Improvements relating to detonating assemblies for blasting and like purposes
IPC: F42B3/00
Filed: 1949-01-21
Abstract: 659,413. Blasting assemblies. DU PONT DE NEMOURS & CO., E. I. Jan. 21, 1949, No. 1772. [Class 9 (i) ] A blasting assembly or cartridge adapted to be loaded into a deep borehole comprises a container 1 filled with high explosive and an enclosing device 2 fixed to the container and adapted to hold three columns of explosive parallel to the longitudinal axis of the container. The container is preferably of ferous alloy and the enclosing device of metal. When loading a borehole 7, a strand 8 of Primacord detonating fuze is looped through the device 2 of the first cartridge, see Fig. 4, and then passed through the device 2, of each succeeding cartridge and connected at the top of the borehole with a trunk line 5 of detonating fuze. Filling material 6 is used to space the cartridges. A separate strand 9 of Primacord extends from the uppermost cartridge to the trunk line 5. The device 2 is divided into three channels by an element 10, shown as a blank in Fig. 5, having perforations 11 along the bent-up sides so that detonation passes from one enclosed column of explosive to the next, the centre column being secured by ears 12. The centre column of the device 2 is loaded during construction of the cartridges with a column of detonating explosive, e.g. 6 inches of Primacord with the ends waterproofed or a sealed metal container filled with explosive.
Patent GB-176946-A (GB)
Title: An improved burner for incandescent gas lights
IPC: F23D14/30
Filed: 1921-01-11
Abstract: 176,946. Merchant, H. L. Jan. 11. 1921. Incandescent gas burners. -The tubular burner mouth of an inverted incandescent gas burner is splayed outwardly at its lower end and a hollow deflector 7 is screwed into or otherwise attached to the burner mouth so as to form an annular outlet 11. The deflector 7 is closed at its lower end 8 and is formed with holes 12 to allow the passage of the gas.
Patent GB-1457661-A (GB)
Title: Production of articles from alloy powder
IPC: B22F3/10
Filed: 1974-01-15
Abstract: 1457661 Production of dense sintered alloy articles CABOT CORP 15 Jan 1974 [15 Jan 1973] 01801/74 Heading C7D Sintered alloy articles are made by mixing the alloy powder with not more than 5 wt. per cent dry organic binder, than adding a solvent for the binder, consolidating the mixture and then drying and crushing the consolidated mixture to form agglomerates which are pressed in a die and then sintered. The alloy powders used are preferably atomized Fe, Co or Ni based alloys, the dry binders may be camphor, polyvinyl alcohol, methyl alcohol, paradichlorobenzene, chloroacetic acid, naphthalene, benzoic acid, phthalic anhydride, glycerine, metal stearates, acrylamides, ACROWAX (Trade Mark) and CARBOWAX (Trade Mark). Water may be used as solvent for water soluble binders and the mixture may be consolidated by extrusion.
Patent GB-489331-A (GB)
Title: Improvements in or relating to the production of hollow articles from organic plastic materials
IPC: B29C33/44
Filed: 1937-01-21
Abstract: Hollow articles are made from organic plastic materials such as cellulose derivatives, synthetic resins, &c. by applying the material in solid or powdered form, or as a solution, to a hollow core of glass, china, or earthenware, and subsequently removing the core by breaking it into pieces.  Hollow articles formed on the cores may be moulded externally.  The hollow articles may have metal inserts that are applied to the core with the plastic.
Patent GB-672038-A (GB)
Title: Improved mortice gauge
IPC: B25H7/04
Filed: 1950-01-24
Abstract: 672,038. Marking gauges. CORBIDGE, Ltd., F. & V., and CORBIDGE, V. Jan. 23, 1951 [Jan. 24, 1950], No. 1882/50. Class 61 (ii). In a mortice gauge comprising a guide bar 10 carrying an adjustable gauge head 22 and a fixed scribing point 19, the adjustable scribing point 14 is carried by a screw threaded slide 13 accommodated in an undercut groove 12 in one face 11 of the bar. The slide 13, Fig. 3, has a screw threaded flat exposed face 16 and a pair of shoulders 15a adapted to engage with shoulders 14a on the slide. The manipulating nut 21 is housed against axial movement in a transverse slot 20 in the bar. The scribing point 19 is carried by an insert 17 which closes the forward end of the slide. The gauge head 22 is locked in position by a set screw 23, a bearing plate being interposed between the screw and gauge bar. A small recess 26 is provided in the gauge head in which the pin may lie when only one scribing point is required for use.
Patent GB-851005-A (GB)
Title: New 0,0-dimethyl-thiophosphoric acid derivative and pesticidal compositions comprising it
IPC: C07F9/165
Filed: 1959-01-19
Abstract: The invention comprises the N-monomethyl amide of O,O-dimethyl-thiophosphoryl acetic acid: (CH3O)2P(O)S,CH2,CONH,CH3. It may be obtained by reacting an alkali metal salt of O,O-dimethylthiophosphoric acid with the N-methylamide of monochloroacetic acid.  The reaction can be carried out in water or in an organic solvent at ordinary temperature or by moderate heating. The product has pesticidal properties (see Group VI).ALSO:A pesticidal composition comprises the N-monomethylamide of 0,0-dimethylthiolophosphoryl acetic acid (see Group IV(b)) and an inert diluent, e.g. diatomaceous earth.  The composition may also contain a wetting agent, e.g. it may be in the form of a wettable powder.  The active ingredient is stated to be soluble in water, alcohol, acetone, benzene, dioxane, and dimethylacetamide.
Patent GB-1028464-A (GB)
Title: Artificial filaments of lobed cross-section and spinnerets therefor
IPC: D01D5/253
Filed: 1963-01-16
Abstract: 1,028,464. Artificial filaments of lobed crosssection. CELANESE CORPORATION OF AMERICA. Jan. 16, 1963 [Jan. 30, 1962], No. 1920/63. Heading B5B. [Also in Division A2] Artificial filaments have a cross-section consisting of a pair of legs connected at approximately their mid-points by a bar, one leg being straight and the other curved or bent so that its mid-point is nearer to the straight leg than are its ends, as illustrated, for example, in Figs. 4, 6, 8, 10 and 12 (not shown). They may be produced by dry-spinning a solution of a filmforming substance such as cellulose acetate through a spinneret having one or more orifices defined by a compact geometric figure into each of two opposite quarters of which a protuberance projects so deeply as to occupy most of said quarter and into another quarter of which a third protuberance projects less deeply, as illustrated, for example, in Figs. 5, 7, 9 and 11 (not shown). The geometric figure may be a full circle and the protuberances may be arcuate, the opposed protuberance being of equal radius and projecting to equal depths into the circle. As illustrated in Fig. 3 (not shown), all the protuberances may be arcs of identical circles the radii whereof are 40 to 80% of that of the full circle and the opposed protuberances extend into the full circle to within a distance from the centre of the full circle which is 8 to 30% of the diameter thereof of circle while the remaining protuberance extends to within a distance from the centre of the full circle which is 20 to 45% of said diameter. The opposed protuberances may have straight sides which are uniform and equal and the opposing sides of each of the two protuberances may be at angles of 55 degrees to 125 degrees of each other. In an example, a 25% solution of secondary cellulose-acetate in acetone is dry spun through a spinneret provided with holes shaped as illustrated in Fig. 3 (not shown) to form 8 denier filaments having a cross-section shaped as illustrated in Fig. 2 (not shown), 50 yarns of 140 filaments each are bundled together and stuffing box crimped to the extent of 8 crimps per inch to yield a tow which is opened in a conventional manner, sprayed with 6% of dimethoxyethyl phthalate as a plasticizer, condensed in shape, wrapped with paper, cut into cigarette filter plugs and cured at room temperature.
Patent GB-1195312-A (GB)
Title: Self Cleaning Drum Type Filter Assembly
IPC: B01D46/26
Filed: 1968-01-12
Abstract: 1,195,312. Clips; stud and socket fastenings. NORTH AMERICAN ROCKWELL CORP, 12 Jan., 1968 [9 Feb., 1967], No. 1950/ 68. Heading E2B. [Also in Division B1]  A sheet 121 of polyurethane foam filtering medium is attached to the outside of a rotatable filtering drum (Division B1/2) over a supporting layer of wire mesh 122, the two ends of the sheet being gripped between inturned tangs 146, 147 on a channel 148, secured in a large channel 138 which extends axially of the drum. Fig. 10 (not shown) illustrates how the two axially spaced edges of the sheet are clamped to the drum by nylon bands 123 whose ends are tightened by clamps (124). The drum comprises axial bars (57) and 138 to which wire mesh layer 122 is secured .by snap fasteners (136) and 144, 145. In another embodiment (Figs; 5, 6, not shown) the ends of the sheet are sandwiched with two clamping bars (69., 72), which have 'separate staggered .screws attaching them to axial channel (65). The axially spaced edges are clamped in annular channels 'by annular straps. Fig'. 6 illustrates two drums located in axial alignment, their respective sheets overlapping.
Patent GB-1032463-A (GB)
Title: Improvements in or relating to apparatus for cleaning windscreens
Inventor: GAMMON ROBERT GORDON
IPC: B60S1/48
Filed: 1962-01-19
Abstract: 1,032,463. Windscreen washers. TUDOR ACCESSORIES Ltd., and R. G. GAMMON. Jan. 15, 1963 [Jan. 19, 1962], No. 2121/62. Heading A4F. Check valves between a windscreen washer pump 28 and spray nozzles 32, 33, and between the pump 28 and a cleaning liquid reservoir 27, are disposed in a unit 11 separate from the pump 28, nozzles 32, 33, and reservoir 27 and connected thereto by readily disconnectable pipe lines 29, 30, 31, respectively.
Patent GB-1062995-A (GB)
Title: Process for graft polymerizing alphamethylstyrene,acrylonitrile and styrene with synthetic diene rubber
Inventor: YOSHINO MASAAKI
IPC: C08F279/02
Filed: 1965-01-18
Abstract: In manufacturing a graft copolymer of synthetic diene rubber, a -methylstyrene, acrylonitrile and styrene, firstly a monomer mixture of acrylonitrile and styrene, or these and not more than 30% of a -methylstyrene is continuously added to a latex of synthetic diene rubber, and secondly, after this graft polymerization is substantially completed, a second stage monomer mixture, consisting of acrylonitrile and a -methyl styrene, or these and not more than 30% of styrene is continuously added for graft polymerization, the amount of the said first-stage monomer mixture being 1/9 to 6/9 of the weight of said second-stage monomer mixture. The amount of a -methyl styrene in the first stage monomer mixture is preferably 0 to 30%.  Examples describe graft polymerization on latices of polybutadiene and a styrenebutadiene copolymer, using a free-radical initiator system.
Patent GB-898699-A (GB)
Title: Improvements in electric amplifier circuit arrangements
Inventor: MCCALLISTER EDWARD SAMUEL
IPC: H03F5/00
Filed: 1958-01-22
Abstract: 898,699. Valve and transistor amplifying circuits. PHILIPS ELECTRICAL INDUSTRIES Ltd. Jan. 22, 1959 [Jan. 22, 1958], No. 2199/ 58. Class 40(6). In a hybrid amplifier comprising a thermionic valve input stage 1 feeding a modulator 2 in which the low frequency signals are modulated on a carrier of higher frequency, being then amplified at carrier frequency by a transistor amplifier 4, demodulated in a demodulator 5 and finally amplified in a push-pull transistor output stage 6, the carrier source 3 supplying the modulator 2 also supplies the H.T. for the valve stage 1 via a rectifier 9. The valve heaters may also be supplied from this source., The arrangement is more particularly intended for use as an electrocardiograph amplifier, the stage 1 then comprising a long-tailed pair.
Patent GB-139265-A (GB)
Title: Improvements in and relating to electric dry batteries
IPC: H01M6/38
Filed: 1919-01-29
Abstract: 139,265. Hossack, J. G. Jan. 29, 1919. Electrodes; gas collectors. - The casing A, B, which also forms one electrode of the dry cell, is telescopic, the jelly electrolyte R being retained by a disk S in one end of the casing away from the carbon electrode L. When the cell is to be used, the two parts of the casing are pushed together, whereby the disk S is broken and the electrolyte caused to flow into the space between the electrode L and the casing. Several cells may be connected together to form a battery, accidental telescoping of the cases being prevented by a paper band round the part A. The electrolyte may be ammonium chloride or zinc chloride mixed with tragacanth. A washer 0 round the carbon electrode prevents the electrolyte from rising too far and forms a chamber P to receive gases evolved from the cell. The inner surface of the part B of the casing is covered with acid-proof varnish or paraffin wax. In a modification, the electrolyte is contained in a capsule placed in the part B, and the two parts A, B, instead of being telescopic, may screw one into another.
Patent GB-606997-A (GB)
Title: Improvements in or relating to telephone instruments
IPC: H04R1/02
Filed: 1946-01-23
Abstract: 606,997. Telephone instruments. PIONEER TELEPHONE MANUFACTURING CO., Ltd., and HOPE, N. B. Jan. 23, 1946, No. 2207. [Class 40 (iv)] A recess in the casing 10 of an instrument, such as a loud-speaking telephone, is adapted to receive in the four-pronged spring clip 13 a watch-type receiver, which acting on the spring- loaded plunger 22 controls change-over springs 17, the receive circuit being transferred from the loudspeaker to the watch receiver. In a modification in which the recess is a horizontal portion of the casing, the spring clip and plunger are integral, the change-over contacts then being gravityoperated.
Patent GB-882811-A (GB)
Title: Saw type cotton gin and process for ginning cotton
IPC: D01B1/08
Filed: 1960-01-21
Abstract: 882,811. Ginning cotton. LUMMUS COTTON GIN CO. Jan. 21, 1960 [Feb. 24, 1959], No. 2215/60. Class 120(1) A saw cylinder gin has arrangements for reciprocating the seed cotton roll laterally of the roll box simultaneously with rotation of the seed cotton roll. A shaft 27 within the roll box 24 carries discs 29 set obliquely on the shaft so that as they rotate they move the cotton roll around them with a lateral motion relative to the box 24. Instead of toothed discs, as 29, pegs may be arranged on the roller similar to those of the kicker rolls 23 but with the pegs laid in rows at such an angle to the axis of the shaft 27 as to effect lateral movement of the cotton roll. In order to assist rotation of the cotton roll and to reduce the possibilities of its becoming compressed too hard, a series of freely rotatable rollers 53 define the upper boundary of the roll box. The shaft 27 is driven by a hydraulic motor and drive is transmitted from it to the kicker rolls 23. Lint is doffed from the saws by air blast into a duct 18 above which is a mote belt 16.
Patent GB-803565-A (GB)
Title: Composite vacuum and compressed fluid railway braking equipment
IPC: B60T13/60
Filed: 1956-07-18
Abstract: 803,565. Fluid pressure brakes. WESTING- HOUSE AIR BRAKE CO. July 18, 1956 [July 19, 1955], No. 22221/56. Class 103 (1). In a composite railway braking equipment having a compressed fluid braking system operative to cause a brake application on reduc. tion of the pressure of compressed fluid in a brake pipe 3, and a vacuum braking system operative to cause a brake application on reduction of the vacuum in a train pipe 2, the arrangement is such that operation of the compressed fluid braking system effects, automatically, operation of the vacuum braking system to a corresponding degree, the equipment including an application valve device 5, which is responsive to reduction of the pressure of compressed fluid normally maintained in a control chamber thereof, to initiate a reduction in pressure in the brake pipe 3; a protection valve device 8 being so adapted that in response to reduction of train pipe vacuum acting therein, it opens the control chamber of the application valve device 5 to atmosphere through port 99 and thereby causes the aforesaid reduction of pressure therein. A suppression valve device 7, interposed between the application valve device 5 and the protection valve device 8 closes communication therebetween of a predetermined pressure, such as 50 pounds per square inch, supplied to brake cylinder 120 is operative in chamber 54. Such action also prevents a diaphragm foot valve 6 from causing the application valve device 5 to reduce the brake pipe pressure if the pedal 51 is left undepressed by the driver's foot. The vacuum control device 1 operates to reduce the vacuum in the train pipe 2 in correspondence with the reduction in pressure in the compressed air pipe 3. The equipment is intended primarily for shunting locomotives, which may be used to haul vehicles equipped with either vacuum or compressed fluid brakes.
Patent GB-223107-A (GB)
Title: Improvements in or relating to adjusting devices for beds, chairs and the like
IPC: A47C20/08
Filed: 1924-01-28
Abstract: 223,107. Forrester, H. J. C., (Stickle, S. E.). Jan. 28, 1924. Stays.-Relates to beds or chairs having sections which can swing about horizontal axes and are operated by gearing to support the swing- able sections in any one of a number of angular positions. According to the invention, the moving section carries an arcuate rack 24 which passes through and engages a central threaded hole in a worm wheel 26. The worm wheel is mounted on a stud 22 projecting from a baseplate 9, both stud and base-plate having a guide plate 23 for the rack-bar as shown in Fig. 3. A worm 15, mounted in bearings 12 on the baseplate is turned by a crank handle 19, or by a cord 33 passing over a pulley 17 fixed to the worm shaft 13, and actuates the moving section by means of the toothed rack-bar. A base-plate with gearing as described may be secured at each side of the fixed members of the bed or chair frame, the worm shaft being continuous and interconnecting the gears. As described with reference to a chair the rack-bar is pivotally mounted on the moving foot-rest 51 and has a sliding connection 53, 54 with the chair back 55, which moves with the foot-rest.