baber/WOPTO huggingface dataset:
Patent GB-333535-A (GB)
Title: The preservation of natural and artificial building materials
IPC: C04B41/47
Filed: 1929-05-13
Abstract: 333,535. Ros, D. de. May 13, 1929. Stone, bricks, &c., preserving.-A process for preserving natural and artificial building material, e.g. stone, bricks, &c., by removing the absorbed water and deleterious salts and compounds, consists in applying to the material an aqueous liquid in which is dispersed a protective colloid, e.g. gum arabic, the liquid being applied, preferably hot, in sufficient volume to saturate the material in the capillarv ducts. The colloid retains the deleterious salts, &c., in solution and draws them to the surface from which, upon evaporation of the water, they can be removed by washing or brushing. The amount of colloid may be up to 10 per cent by weight of the water.
Patent GB-388619-A (GB)
Title: Improvements in beading and cover strips particularly for use on vehicles
IPC: B61D17/00
Filed: 1932-05-26
Abstract: 388,619. Vehicle bodies. SUNSALOON BODIES, Ltd. and PEARSON, D. A., Castleford Road, Sparkhill, Birming- ham. May 26, 1932, No. 14908. [Classes 103 (iv) and 108 (i).] A beading for covering and sealing the joint between two panels &c. on a vehicle comprises a metal or like section a having inturned edges adapted to clip a backing strip f of a packing strip b of rubber &c. Fig. 1 shows the beading covering the joint between two panels c, d while Fig. 5 shows the method of sealing where the beading abuts on a transverse flange &c. g the packing strip being allowed to protrude at one end so that as the beading is secured in place the end j of the packing strip is turned upwardly and presses against the flange g.
Patent GB-896795-A (GB)
Title: Improvements relating to bulb holders for automobile lamps
IPC: F21V19/00
Filed: 1959-05-01
Abstract: 896,795. Lamp-holders. REGIE NATIONALE DES USINES RENAULT. May 1, 1959 [May 14, 1958], No. 14967/59. Class 38 (1). A bulb holder for automobile lamps permits the use of a standard bayonet cap doublefilament bulb in a lamp of the type to which current is supplied through a connector normally coupled to a bulb unit having a pin-plug type of cap. As shown, a socket 1 for a bayonet cap double-filament bulb 2 has a mounting flange 3 for securing the socket to a reflector 4 and carries a transverse insulating plate 5 which provides a base for mounting contact fingers 6, 7. These fingers make contact with terminals on the bulb cap and are secured to the plate by screws and nuts 8, 9. Two other insulating plates 11, 12 are mounted on the screws, and flat-conducting strips 13, 14, 15 are fitted between these plates. The strips are bent to form plug pins and the other ends of the strips 13, 14 are secured on the screws 8 when nuts 17 are tightened. The other end of the strip 15 makes contact with the rear part of the socket 1 to which it may also be soldered. The plates 11, 12 have cut-out portions 19 to provide for the insertion of a parking light bulb, and the flange 3 is slotted 20 to allow light from the parking light bulb to shine through.
Patent GB-665601-A (GB)
Title: Improvements in or relating to electrically insulating materials
IPC: H01B3/48
Filed: 1946-05-17
Abstract: An electrically insulating material is prepared from cork powder impregnated with phenol-formaldehyde or cresol-formaldehyde artificial resin or from wood flour impregnated with phenol formaldehyde or urea-formaldehyde resin in which the cork or wood, before treatment with the resin is heated to such an extent that decomposition occurs without resulting in a carbonizing destruction. In an example, cork powder is pretreated for a few hours at 150 DEG C.  Specification 206,266, [Class 70], is referred to.
Patent GB-1005281-A (GB)
Title: Improvements in or relating to roof covering, wall cladding and the like
Inventor: JOHNSON LESLIE GORDON
IPC: E04F13/12
Filed: 1963-04-17
Abstract: 1,005,281. Roof and wall cladding. DORMAN LONG (STEEL) Ltd. April 3, 1964 [April 17, 1963], No. 15076/63. Heading E1V. A roof or wall cladding comprises two series of alternating, interengaging elements 11, 12 substantially of channel section with flanged side walls, the flanges being directed outwardly of the channels in the case of the elements 11 and inwardly of the channels in the case of the elements 12, the flanges themselves constituting channels with the side walls of the elements. The webs 15, 20 of the elements may be arranged on the outside of the structure as in Fig. 6, in which the elements are secured to a purlin 38 by hook bolts 34. Alternatively the flanges 13, 17 may be outermost as in Fig. 7, in which the elements are secured to the purlins by selftapping screws or bolts passing through the webs 15, 20 which co-operate with sealing washers. An outer covering 37 of roofing felt may be provided. Heat insulating material 41, Fig. 6, may be provided between the elements 11, 12 and the purlins or within the channels of the elements as indicated at 42, Fig. 7. The elements 11, 12 may be of galvanised or plasticcoated steel.
Patent GB-312356-A (GB)
Title: Improvements in or relating to electric discharge tubes for producing flash lights
IPC: H05B41/34
Filed: 1929-05-14
Abstract: 312,356. Kayser, D. P. A. A. May 26, 1928, [Convention date]. Flash signals.-An electric discharge tube is supplied with direct or rectified current through a condenser and a second condenser of greater capacity is connected across auxiliary electrodes in the path of the main electrodes for giving an intense discharge. The intermittent discharge can be regulated by varying the capacity of the condensers, resistances or inductances being connected in the discharge circuit.. In one arrangement, Fig. 3, rectifiers R<1>, R<2> are fed through transformers T<1>, T<2> and charge a condenser C connected to electrodes a, c for ionizing a neon tube T. A condenser C<1> of larger capacity is charged through rectifiers and transformers R<3>, R<4>, T<3>, T<4> and is connected to electrodes a, b. A group of neon tubes having circuits of different time constants can be arranged to give particular flash sequences, the tubes may be coloured.
Patent GB-353578-A (GB)
Title: The manufacture of arylsulphonic-esters of 2.8-dihydroxynaphthalene-6-sulphonic acid
IPC: C07C309/43
Filed: 1930-05-16
Abstract: Arylsulphonic esters of 2 : 8-dihydroxy naphthalene-6-sulphonic acid are obtained by treating 2 : 8 dihydroxynaphthalene-6-sulphonic acid with one molecule of an arylsulphochloride in presence of alkali, to give the 8-ester, further treating with arylsulphochloride to give the di-ester, and partially saponifying to the 2-ester, or by treating 2-amino-8-hydroxynaphthalene-6-sulphonic acid with an arylsulphochloride in presence of alkali, and converting the amino-group into the hydroxy group by customary methods.  The 2-acylamino compound may be employed with subsequent saponification of the acylamino group.  According to examples:-2 : 8-dihydroxynaphthalene-6-sulphonic acid is treated with benzenesulphochloride to give the 8-ester and the di-ester, the former of which is isolated by fractional crystallization; with p-toluene sulphochloride, to give the di-ester, which is saponified to the 2-ester; the benzenesulphonic-2-ester is obtained in a similar-manner; and 2-acetylamino - 8 - hydroxynaphthalene - 6 - sulphonic acid is treated with benzenesulphochloride to give the 8-ester which is saponified to the 2-amino-8-ester, followed by diazotization and conversion to the 2 - hydroxy - 8 - ester. Specification 335,893, [Class 2 (iii), Dyes &c.], is referred to.
Patent GB-901357-A (GB)
Title: Improvements in or relating to a device for administering mouth-to-mouth artificial respiration
Inventor: GARDNER ARCHIBALD WARD
IPC: A61M16/00
Filed: 1960-04-29
Abstract: 901,357. Respiratory apparatus. SIEBE, GORMAN & CO. Ltd. April 29, 1960, No. 15182/60. Class 81 (2). A mouth-to-mouth resuscitator comprises a tube, one end of which extends in an airtight manner through a portion of a face mask and is inserted in the rescuer's mouth and the other end of which has a passageway for connection with the victim's lungs, and means for permitting the rescuer's exhalations reaching the victim and preventing the victim's exnalations reaching the rescuer. A flexible tube 10 is connected to a tube 20 which passes through a demand regulator 21 and mask 22 of the rescuer's breathing apparatus. The other end of the flexible tube is connected with the victim by a face mask 31 or, alternatively, a mouthpiece (not shown) which has a cuff which is inflated by exhalations of the rescuer and deflated by his inhalations to permit the victim to exhale to atmosphere. When a face mask is provided for the victim, a valve 30 which permits the rescuer's exhalations to reach the victim but prevents the victim's exhalations reaching the rescuer is disposed between the flexible tube and the victim's mask. The valve 30 comprises two portions 32, 33 screwed together to secure a perforated plate 34 between them. The part 32 is secured to the flexible tube and has apertures 39 which are obturated when the rescuer's exhalations flow to the victim, by a cylindrical membrane 40 secured to an annular flange 37 on the plate 34. A rubber disc 38 covers holes 36 in the pate within the flange and is displaced to permit the rescuer's inhalations to reach the victim. When the victim exhales, the holes within the flange are covered by the disc and exhaled air passes through other holes 35 in the plate and displaces the cylindrical membrane to be vented to atmosphere through the apertures 39 in the valve part 32.
Patent GB-926933-A (GB)
Title: A railway car buffer
IPC: B61G11/18
Filed: 1960-04-29
Abstract: 926,933. Railway vehicle buffers. W. H. MINER Inc. April 29, 1960 [May 18, 1959(2)], No. 15197/60. Class 103(5). A buffer having telescopic casing members A, B comprises, a spring biased friction wedge C and shoe arrangement E wherein the wedge is provided with three lugs 19 which may be rotated to lie beneath three lugs 20 on the containing casing member to prevent separating of the members, and a separate hexagonal locking key which co-operates with hexagonal mating surfaces in the wedge and an internal boss on the other casing member to prevent relative rotation between the casing members. In Fig. 1 the wedge C is also provided with lugs 23 which engage lugs 24 on the boss 25, and spring guides 14 are provided in the member B. The lugs on the wedge and casing members may be engaged during assembly by pushing downwardly the wedge C with its key 27 and shoes E against the already positioned springs 15, 16, so that the wedge may be rotated until the lugs 19 register beneath the lugs 20. A threaded rod is then passed through the base hole 32 into a T slot 31 in the head 30 of the key 27, so that the key may be pulled back against the spring 15 to permit the casing member A to be placed over the casing member B and rotated into locking position with the lugs 23, 24 in engagement, In order to facilitate the rotation of the wedge against the pressure of the spring 15 during assembly the key head may be made separate from its shank so that the wedge and shank may be rotated relative to the retracted key head. In another embodiment, Figs. 5, and 6 (not shown), the casing members also engaged one with the other by means of external lugs 38, 39, and the locking key is a hexagonal member 40 engaging a hexagonal boss 42 on the member A and fitting within a hexagonal bore 43 in the wedge C. In a further embodiment, Fig. 7 (not shown), the stem 11 telescopes within the stem 13, and the wedge, shoe, and key arrangement is near to the base 12. Initially buffing load is resisted only by the spring 15, but when impact forces of a magnitude utilizing all of the initial movement are encountered then the friction elements together with the outer spring 16 enter into shock absorbing relation.
Patent GB-231711-A (GB)
Title: Improvement relating to ships' cabin and deck lights
IPC: B63B19/00
Filed: 1924-06-24
Abstract: 231,711. Swinburne & Sons, Ltd., M. W., and Pulman, H. N. June 24, 1924. Cabin lights.-In cabin lights of the kind in which an outer frame a secured to the ships plating carries a hinged frame b which supports a concentric light turning on vertical pivots d, the hinged frame being secured by a pivoted screw bolt e engaging in a tangential slot m, the screw bolt e is disposed horizontally at the bottom of the light and turns on a vertical pivot f. The screw e is provided with a brush h terminating in an operating-ring j and engages with the chamfered under side of the lugs k in which the slot m is formed. Specification 136,798, [Class 7 (iv), Internal-combustion engines, Igniting in], is referred to.
Patent GB-1392826-A (GB)
Title: Mobile loading platforms and couplings therewith to fraction  vehicles
IPC: B62D49/00
Filed: 1972-04-04
Abstract: 1392826 Tractor trailer couplings; vehicle coupling MARTIN FIALA KG 4 April 1972 [27 Aug 1971] 15314/72 Addition to 1380823 Headings B7B and B7T A tractor 1 and a wheeled loading frame 9 are coupled by a raisable swan neck 2 supported on a turntable 3 carried by an arm 4 pivotable about an axis 5 under the control of a lifting cylinder 6 and a coupling jaw 11. The jaw 11 has a larger cross-section than the tongue 8 of the swan neck 2, the tongue being locked to the jaw by an elongated catch 15 engaging a recess 17 in the tongue 8 when the swan neck is raised. A lower support 14 in the form of a cylindrical bolt engages the lower side of the tongue 8. The positions of the catch and recess may be transposed with respect to the jaw and tongue, Fig. 3, 6 and 7 (not shown) or the catch may have a semi-circular cross-section 33, Fig. 8.
Patent GB-1108636-A (GB)
Title: High tension spark ignition apparatus for burner installations
Inventor: ATKINSON PETER GEORGE
IPC: F02P15/00
Filed: 1965-04-10
Abstract: 1,108,636. Semi-conductor pulse circuits. GAS COUNCIL. 10 April, 1965, No. 15323/65. Heading H3T. [Also in Division F1] In an ignition system the discharge circuit for a condenser 7 includes the primary winding 8 of at least one pulse transformer, the secondary winding 10 of which is connected to a sparking plug 11 and an electronic switch 12 which when made conducting discharges the condenser through the primary winding of the pulse transformer. A trigger circuit is connected to the electronic switch and adapted to make the electronic switch conducting during an opposite half cycle to that for which the rectifier 6 is conducting. It is stated that the transistors 21, 22 could be replaced by some other form of electronic switch, a neon lamp, for example. Several methods of delayed triggering are referred to. The apparatus, when normal commercially available components are used, is suitable for the supply and control of not more than 25-30 pulse transformers.
Patent GB-1292766-A (GB)
Title: Improvements in sealing rings
Inventor: LAWRIE JAMES MUNRO
IPC: F16J15/32
Filed: 1971-05-18
Abstract: 1292766 Shaft seals DUNLOP HOLDINGS Ltd 18 May 1971 15465/71 Addition to 1219569 Heading F2B The studs 8 of the lip-type seal described in parent Specification for returning leakage each has its free end face 11 running into the sealing area 4 and accordingly at least a substantial part of its profile as seen in cross-section, tapering to the sealing area. The seal may act radially inwardly or outwardly.
Patent GB-868020-A (GB)
Title: Preparation of hexafluoroethane and higher fluorocarbons
IPC: C25B3/28
Filed: 1959-05-06
Abstract: 868,020. Hexafluor-ethane and higher carbon fluorides. DOW CHEMICAL CO. May 6, 1959 [July 22, 1958], No. 15504/59. Class 41. Carbon fluorides containing hexafluor-ethane and higher homologues are produced by electrolysis using a molten electrolyte consisting of alkali metal, alkaline earth metal, or earth metal fluorides, i.e. of Al, Sc, Y and La, or a mixture thereof maintained at 600  to 925  C., and as anode carbon in a particulate form. A current density of at least 1 amp per square inch of the powdered carbon anode surface in contact with the electrolyte is required and preferably about 3 to 5 amps. A suitable apparatus consists of a metal gas-tight tank 1 having a refractory lining 3, provided with a molten metal cathode 12, e.g. of lead, on which floats the molten electrolyte 13, e.g. a mixture of sodium and lithium fluorides. A carbon electrode is immersed in the particulate carbon 14 which floats on the electrolyte and' preferably consists of petroleum coke of 6-40 mesh. Graphite, charcoal, or lampblack and of finer sizes may also be used. The carbon fluorides produced are drawn off through a pipe 7 and fractionated. Graphs are given showing the effect of temperature and current density on the nature of the product.
Patent GB-238999-A (GB)
Title: Improvements in a machine for tinning strips of metal
IPC: C23C2/40
Filed: 1924-06-28
Abstract: 238,999. Bundy, H. W. June 28, 1924. Tinning. - In an apparatus for coating strips of metal with a thin film of solder, the tinned strip being used for the formation of double ply tubes, a pair of widthsizing rollers are arranged adjacent to the tinning bath for the purpose of removing surplus solder from the edges of the strip after its immersion in the bath. The metal strip c from a spool b is drawn by guide rollers d, c under a roll g in an acid bath f, and then through adjustable rubber rollers h to remove the acid thereon. The strip then passes through the solder bath j under a roller i and thence upwardly through width-sizing rollers m which are the main driving rollers of the apparatus and which are also provided at opposite ends with flanges n, o, Fig. 4, which remove the surplus solder from the edges of the coated strip. The strip then passes through heated scraping dies q, r, the die r being carried by a handle s pivotally mounted on the frame of the apparatus, and then via a roller t through a water bath v, cleaning rubber rollers w and a roller x to a spool y which also draws the coated strip through the dies q, r &c. The rollers m are driven by a belt z mounted on a shaft which is driven by a belt 1 itself-driven by a suitable transmission so that the speed of the machine can be altered, being slowed down when the metal strip from one spool is exhausted and the strip from another spool is being connected to the end of the first strip and then speeded up to its normal speed to provide continuous working of the apparatus. The rollers i, g, are mounted on bell-crank levers 10, 11 carried by pivots 12, 13 and connected by a rod 15, the rollers being raised by a lever 14 mounted on the pivot 12. The tinning bath j contains 70 parts of tin and 30 parts of lead.
Patent GB-402804-A (GB)
Title: Improvements in lamp shades or reflectors
IPC: F21V1/00
Filed: 1932-06-02
Abstract: 402,804. Lamp shades and rejectors. GENERAL ELECTRIC CO., Ltd., Magnet House, Kingsway, DAVIS, C. M., and KING, C., 60, Kingsway, London. June 2, 1932, No. 15624. [Class 75 (ii).] A lamp shade or reflector made of glass or other lighttransmitting material, particularly applicable for the illumination of narrow corridors of bookshelves, comprises three or more areas so adapted that the intensity of light passing through two of the areas is less than that of the light passing through another area and that the brightness of every point of the said two areas is less than that of the source, whereby glare from the source is substantially reduced in preferred directions. In the form shown, the shade is made of glass moulded in one piece and comprises two opposite areas 3, 4 which are lightly etched so as to transmit light substantially freely, and two opposite areas 6 and a top area 7 which are coated with a translucent enamel so as to transmit light to a substantially less degree than the areas 3, 4, the shade being so arranged that the areas 3, 4 are directed towards the bookshelves and the areas 6 up and down the corridor. The under surface of the top area 7 may be silvered, or a reflecting disc may be arranged horizontally in this portion. The shade may be polygonal in plan, but substantially dome-shaped, with panels or sectors of different degrees of light transmission, and, instead of being moulded in one piece, it may be formed from portions of diffusing and clear glass. For this latter purpose the Provisional Specification refers to the use of opal glass.
Patent GB-954854-A (GB)
Title: Improvements in or relating to a process of transistor manufacture
IPC: H01L29/36
Filed: 1960-05-04
Abstract: 954,854. Transistors. FAIRCHILD CAMERA & INSTRUMENT CORPORATION. May 4, 1960 [June 30, 1959], No. 15712/60. Heading H1K. A silicon NPN transistor body has a limited amount of gold diffused throughout the body so that the carrier lifetime in the collector region is reduced without affecting the lifetime in the base region. In one example a thin (1 Á) gold layer is provided on the collector side of an NPN silicon transistor body and heated for 30 minutes at 980‹ C. to diffuse the gold into the body; the body may then be maintained at a temperature of 300 ‹ C. for annealing treatment.
Patent GB-1526432-A (GB)
Title: Suction pads
IPC: B28B7/46
Filed: 1976-04-22
Abstract: 1526432 Absorbent pad TREMIX ENG Ltd 22 April 1976 [16 April 1975] 15719/75 Heading F4G A suction pad for use in the vacuum treatment of newly laid concrete to dry the concrete, e.g. as described in Specification 1,205,010, comprises a filter gauze on whch is superimposed a flexible plastics mesh, the gauze and the mesh being held together by stitching, which may be round the periphery and across the centre of the pod. The gauze, mesh and stitching may be of nylon.
Patent GB-666185-A (GB)
Title: Improvements in card clothing for textile machines
IPC: D01G15/24
Filed: 1949-06-14
Abstract: 666,185. Card clothing for carding-engine flats &c. HOLT, J. A. June 13, 1950 [June 14, 1949], No. 15737/49. Classes 120(i) and 120 (iii) A carding engine flat &c. is furnished with metallic card clothing formed two series of metal strips A, B of uniform thickness, from which the teeth a, b are cut or stamped in such a way that the teeth extend over about one-half the length of the strip, the strips being assembled so that the teeth a, b are staggered with respect to each other, Fig. 5. The strips are furnished with dovetailed slots a\ b<SP>1</SP>, so that they may be held to the flat by an appropriately formed solid or hollow key E passing through the slots and driven between the ends d of a U-shaped member D thereby expanded and forced into contact with the edges of the slots, the member D being riveted at f to brackets G carried bv the flat-supporting chains. Strips C (not shown), having no teeth may be positioned between each pair of strips A and B. The teeth of one series of strips may be finer than those of the other series.