baber/WOPTO huggingface dataset:
Patent GB-1281229-A (GB)
Title: Safety apparatus
Inventor: MARTIN ROBERT LYNN
IPC: B60R21/215
Filed: 1969-10-23
Abstract: 1281229 Protecting guards EATON CORP 23 Oct 1969 [4 Nov 1968] 52059/69 Heading B7B An inflatable crash restraint cushion is expanded by the generation of gas from a solid material ignited by a heating wire. The material is supported by an L or C section member which is independent of the wall of the cushion and which may be cooled during generation of gas.
Patent GB-1207693-A (GB)
Title: Improvements in or relating to plants for the treatment of sewage
Inventor: NICOL JAMES BLACKBURN
IPC: C02F3/12
Filed: 1967-11-17
Abstract: 1,207,693. Treating sewage. DRYSDALE & CO. Ltd. 18 Nov., 1968 [17 Nov., 1967], No. 52419/67. Heading C1C. A sewage treatment plant comprises a sewagereceiving and aerating compartment 1, two aerating and settling compartments 2A, 2B and air inlets 3, 3A, 3B. Devices 4, 7 and (5), (6), Fig. 2 (not shown), e.g. air lifts, are provided for the transfer of liquid sewage between the sewagereceiving compartment 1 and each aerating and settling compartment 2A or 2B. Means 9A, 9B, e.g. weirs, allow discharge of effluent from each compartment 2A or 2B. A liquid sewage transfer control device 10 permits two alternative settings of the liquid sewage transfer devices 4, 7 and (5), (6): one setting whereby liquid sewage is transferred from the sewagereceiving compartment 1 to compartment (2A) and from compartment (2B) to the sewagereceiving compartment, Fig. 1, and Fig. 4 (not shown), and another setting whereby liquid sewage is transferred from the sewage receiving compartment 1 to compartment 2B and from compartment 2A to the sewage-receiving compartment, Fig. 2, and Fig. 3 (not shown). A control device 11, which may be operated by the sewage transfer control device 10, admits air continuously to the sewage-receiving compartment 1 and to that compartment 2A or 2B in which the level of liquid sewage is dropping because of transfer of the sewage to the sewagereceiving compartment. The compartments, 1, 2A and 2B may be arranged around a digester (12), Fig. 5 (not shown), in which sludge is aerated.
Patent GB-1411079-A (GB)
Title: Cathode assemblies for electron tube devices
IPC: H01J29/04
Filed: 1971-11-12
Abstract: 1411079 Cathode constructions EMI Ltd 9 Nov 1972 [12 Nov 1971] 52607/71 Heading H1D A cathode assembly comprises a cathode 1, 2, 3 mounted in an apertured coaxial shield 4 by means including an annular disc 9 of insulating material and tubular members 7, 10; the member 10 including a projection 11 which accurately spaces the cathode from the transverse face 5 of the shield. An indirectly heated cylindrical cathode with emissive material 3 on an end cap 2 is attached to a tube 8 by conical member 8a. The tube 8 is supported from the shield 4 by an aluminosilicate glass disc 9 welded to the metal cylinders 7, 10, the cylinder 10 being pushed into the shield 4. The assembly is used in videcon tubes.
Patent GB-1356093-A (GB)
Title: Coin slide mechanism
IPC: G07F1/00
Filed: 1972-11-12
Abstract: 1356093 Coin slide mechanism ESSEX ENG WORKS (WANSTEAD) Ltd 18 Jan 1973 [15 Nov 1972] 52841/72 Heading G4V A coin slide mechanism comprises a guide track 12, a slide 10 having three apertures 16, 18 and 20 for receiving coins resting flat on the guide track and testing means for preventing depression of the slide from its extended position to its fully depressed position if any one or more of the apertures is empty. The slide is biased to its extended position by a spring 28 and is provided with a full stroke ratchet 34. In the embodiment shown the testing means, for aperture 16, comprises a lever 36 for sensing the presence of a coin, a washer detecting lever 40 and a finger 44 which engages the coin near its edge to determine if it is of appropriate diameter. A magnet (58) (Fig. 3, not shown) is mounted above the guide track and holds up a magnetic coin to abut a stop 60 and prevent further depresion of the slide. Corresponding levers 38 42, finger 46 and stop 62 are provided for aperture 18. Aperture 20, associated with the lowest denomination of coin, is provided only with a lever 84 to test for the presence of a coin. The coins are removed from apertures 16, 18 by cams 52, 54 and from aperture 20 by the fingers 44, 46. A finger 56 is provided for stripping adhesive tape &c. from an inserted coin.
Patent GB-1509560-A (GB)
Title: Heat-resistant panels
IPC: E06B3/60
Filed: 1975-12-29
Abstract: 1509560 Glazing SAINT-GOBAIN INDUSTRIES 29 Dec 1975 [18 June 1975] 52984/75 Addition to 1470996 Heading EIR A panel comprises a sheet of glass 1 mounted on a peripheral member 2 and supported by an apertured member 3 contacting the sheet at a region spaced from its edge, the edge of the sheet being insulated by material 11. A strip 13 of glass having a lower softening temperature than the sheet is provided. Member 4 is not apertured and receives insulation 10. Alternatively both strips are apertured and may be laminates of metal which bend into the sheet on heating (Fig. 3, not shown). A double glazed panel has a spacer 56 (Fig. 4, not shown) with apertured flanges.
Patent GB-1201050-A (GB)
Title: Reduction process
Inventor: DODMAN DAVID
IPC: C07C209/32
Filed: 1967-11-24
Abstract: 1,201,050. Hydrogenation catalysts. IMPERIAL CHEMICAL INDUSTRIES Ltd. 7 Nov., 1968 [24 Nov., 1967], No. 53636/67. Heading B1E. [Also in Division C2] A catalyst comprising two or more heavy metals as defined, as their oxides, hydroxides or carbonates or partial reduction products thereof, which has been prepared by a procedure including as a step either a coprecipitation or a heating together of the heavy metals as their hydroxides or heat unstable salts is used in the preparation of amines by reduction of aromatic nitro compounds. By heavy metals is meant Ti, V, Mn, Fe, Co, Ni, Cu, Ge, Zr, Mo, Ag, Sn, Sb, La, Ce, Nd, W, Au, Hg, Tl, Pb, Bi and Th. In examples the metal combinations used are Mn and Ag, Cu and Ce, Cu and Mn, Fe and Co, Mn, Ni and Co, Ce andÀFe, Fe and Cu, Mn and Fe. Other metal combinations referred to are Ni and Mn, Ag and Ti, Pb and V, Sn and Mn, Bi and Mn, W and Ce, Th and Ce, Au and Mn, Mo and Ce, Cu and La, Ag, Pb and Mn, Hg, Pb and Mn, Ti, Pb and Mn.
Patent GB-536650-A (GB)
Abstract: 536,650. Rontgen-ray apparatus. BRITISH THOMSON-HOUSTON CO., Ltd. Dec. 1, 1939, No. 31224. Convention date, Dec. 1, 1938. [Class 98 (i)] A radiographic apparatus comprises a number of carriages or frames mounted in a relatively movable manner in a main supporting frame, and indexing means to indicate when the carriages are in a predetermined related position consisting in co-operating members on the carriages which operate visual indicating means when the desired adjustment is attained. The X-ray apparatus shown, Fig. 3, being a view from below, comprises a frame 15 carrying the table 13 and tiltable on its carrying base 17 by hand-operated rack and pinion gearing. A carriage 33 in which the film cassette holder is mounted is provided with rollers 30, 32 running in longitudinal tracks in the frame 15, a counterweight 41 being connected to it by cords passing over pulleys. The X-ray tube housing 51 is tiltably mounted on trunnions 65 in a fork 53 carried by a .stem 55 rotatably mounted in a bearing carried by an arm 59 pivoted to a frame 63. The frame 63 is vertically adjustable on a hollow standard 61, in which moves a counterweight connected by cords passing over pulleys to the frame 63. The member 61 extends below the table 13, so that by unlatching the arm 59 and turning it to the rear to clear the frame 15 the frame 63 may be lowered and then turned to bring the lamp below the table, the lamp being inverted as shown in broken lines. A fluorescent screen mounted on a pivoted arm 153 may then be lowered over the table for fluoroscopic examination. The standard 61 may be moved laterally and longitudinally of the table 13, for which purpose it is secured to a bracket 71 forming part of a frame 74 having side rails 73 movable on rollers 75 on a frame 79. The frame 79 engages by rollers 81 longitudinal tracks in the frame 15, and is connected by cords passing over pulleys to a counterweight 85. Indexing means are provided for indicating when the X-ray source and the film are centralized with respect to one another, and also for indicating when they have been relatively shifted through correct currents for obtaining stereoscopic pairs of images. For this purpose signal lamps 96, 97, 98, carried by the standard 61 are controlled by switches 101, 103, 107, 109 carried by the frame 79. When the frame 74 is adjusted to bring the tube vertically over the longitudinal centre line of the film the switch 103 is closed by a screw 121 which is carried by the frame 74 and engages a cam-like switch-actuator 137. The lamp 96 is then lit. Similarly, when the cassette carriage is adjusted so that the transverse centre line of the film is vertically beneath the tube, a screw 131 carried by it closes the switch 107 and the lamp 97 is illuminated. For indicating longitudinal and transverse displacements to either side of the central position necessary to obtain stereoscopic pairs a lamp 98 is illuminated when either the switch 107 or the switch 109 is closed, the first being operated by spaced screws 125 carried by the frame 74 and the second by screws 135 carried by the cassette carriage 33.
Patent GB-1164560-A (GB)
Title: Vibration Damping Laminated Systems
IPC: C08L31/04
Filed: 1967-11-27
Abstract: 1,164,560. Synthetic resin interlayers for laminates. FARBWERKE HOECHST A.G. 27 Nov., 1967 [25 Nov., 1966], No. 53827/67. Heading B5N. [Also in Division C3] A vibration damped laminate comprises two plates, e.g. of steel, interposed with a layer of a polymer blend comprising: (A) 52-70 parts by weight of a copolymer I of vinyl acetate and crotonic acid having a monomer ratio by weight between 90:10 and 96: 4 or a mixture of copolymer I with up to 50% by wt. of a copolymer II of vinyl acetate and dibutyl maleate having a monomer ratio of 60: 40 to 80: 20; (B) 22-40 parts by wt. of a plasticizer, e.g. an ester of phthalic or of phosphoric acid; and (C) 8-10 parts by wt. of a soft bifunctional epoxy resin, e.g. a diglycidyl ether of a dihydric alcohol. The total parts by wt. of A + B + C in the mixture is 100. The blend may be crosslinked by thermal treatment between the plates, e.g. at 150-210‹ C. The blend may also contain a minor proportion, e.g. up to 1% by wt. of a filler. The total thickness of the laminate may be from 1 to 6 mm. and the thickness of the polymeric interlayer from 0À1 to 1 mm. The polymer blend may be applied to the plates by trowelling, brushing or pouring at elevated temperature. The laminate may have a bandwidth, i.e. an operative temperature range of 100‹ C. In the example, a mixture of: 33 parts by wt. of a 70: 30 vinyl acetate/dibutyl maleate copolymer; 33 parts by wt. of a 95: 5 vinyl acetate/crotonic acid copolymer; 13 parts by wt. of di-2-ethylhexyl phthalate; 13 parts by wt. of tricresyl phosphate and 8 parts by wt. of a diglycidyl ether of an aliphatic polyol, "Epikote" (Registered Trade Mark, 812) was applied between two steel plates. The laminate was compressed at 120‹ C. under pressure of 2 kg./ cm.<SP>2</SP> and cooled at the same pressure. The plates were 0À5 mm. thick and the interlayer 0À3 mm. It was finally subjected to 15 minutes at 190‹ C. The properties are compared with a similar laminate not in accordance with the invention in which the interlayer is a plasticized 63: 37 vinyl acetate/dibutyl maleate copolymer.
Patent GB-1364790-A (GB)
Title: Universally mounted gas service regulator
IPC: G05D16/06
Filed: 1972-11-21
Abstract: 1364790 Valves M L SHEWARD 21 Nov 1972 53845/72 Heading F2V A gas regulator comprises a four-part body 16, 14, 18 and 20 wherein a main valve 46, inlet port 24 and outlet port 26 are included in the part 16, a resilient diaphragm 116 is disposed between parts 14 and 18 and a chamber 74 in the part 14 accommodates motion transmitting mechanism 62, 82, 96 between the main valve member and the diaphragm and communicates with the outlet port. An increase in pressure in the outlet and hence the chamber tends to close the main valve  thus regulating the outlet gas pressure. A relief valve 98 is attached to the diaphragm and is actuated when a member 96 is held by stop brackets 112 after travelling a certain distance. The gas then escapes from the upper chamber via a vent valve 200 and a filter 210. The diaphragm is biased by a spring 164 which can be set to a required tension. The member 96 is biased to the diaphragm by a spring 158. The body parts are held together by clamping rings and the whole of the relief valve assembly can be removed from the diaphragm by the simple manipulation of pins 148. The main valve closure member comprises a resilient portion 54 bonded to a permanently magnetized steel core 56 which is attracted to a magnetic member 58 fixed to a rod 62. The closure member can thus be easily removed from the housing after removal of plugs 30 and 42. The upper chamber is permanently vented by an orifice 204 in the vent valve.
Patent GB-1336195-A (GB)
Title: Aquous emulsions of alkylhydrogenopolysiloxanes
IPC: C08K5/17
Filed: 1971-11-19
Abstract: 1336195 Aqueous emulsions of alkyl hydrogen polysiloxanes stabilized by amino acids RHONEPOULENC SA 19 Nov 1971 [20 Nov 1970] 53877/71 Heading C3T [Also in Division D1] Aqueous emulsions of alkyl hydrogen polysiloxanes are stabilized by the presence of one or more aminoacids of the formula or an acid addition salt thereof, wherein R is an alkylene radical and R<SP>1</SP> and R<SP>11</SP> are each a hydroxyalkyl, hydroxycarbonylalkyl or radical, wherein R<SP>111</SP> and R<SP>1111</SP> are alkylene radicals, and R<SP>11</SP> may also be H or an alkyl or alkenyl radical. In Examples 1-8 to a 40% aqueous emulsion of Me 3 SiO(MeHSiO) 25 SiMe 3 , using dimethyl dodecyl benzyl ammonium chloride emulsifier is added nothing, or relative to the polysiloxane. Baths containing 100 gm. of each of these emulsions and 10 gm. of catalyst emulsion containing 18À2 wt. per cent zinc octoate, 15 wt. per cent toluene, 4 wt. per cent dibutyltin diacetate, polyvinyl alcohol 1À875 wt. per cent and 0À0125 wt. per cent sodium lauryl sulphate, are used to impregnate a cotton fabric.
Patent GB-1334283-A (GB)
Title: Gear clutches or couplings
IPC: F16D11/10
Filed: 1971-11-22
Abstract: 1334283 Positive clutches; shaft couplings MAAG GEAR WHEEL & MACHINE CO Ltd 22 Nov 1971 [25 Nov 1970] 54044/71 Headings F2C and F2U A clutch comprises an axially movable sleeve 3 having internal teeth permanently meshing with teeth on a boss 2 mounted on input shaft 1 and having internal teeth 6 which can mesh with either of two gear rings 7 and 8, gear ring 7 being a face gear and 8 being a spur gear (see Fig. 2), these being mounted on output shaft 10. Teeth 7 and 8 are offset by a quarter tooth pitch, teeth 7 being provided only for alignment purposes so that if the teeth 6 are positioned so that they cannot engage teeth 8 (see Fig. 2), the input and output shafts being stationary, movement of the sleeve 3 in the opposite direction, so that teeth 6 contact teeth 7, moves the output shaft circumferentially enough to enable the teeth 6 and 8 to mesh. The offset of the teeth may be other than a quarter tooth pitch, but cannot be half a tooth pitch, and the sleeve may be provided with teeth 6 and 7 with the gear 8 on output hub 9 as an alternative construction.
Patent GB-1320175-A (GB)
Title: Production of cyclohexenyl acetate
IPC: C07C69/14
Filed: 1970-11-13
Abstract: 1320175 Process for the manufacture of cyclohexenyl acetate BADISCHE ANILIN- & SODA-FABRIK AG 13 Nov 1970 [14 Nov 1969] 54102/70 Heading C2C Cyclohexenyl acetate is obtained by reacting cyclohexanone with ketene in the presence of phosphorus trihalide, e.g. phosphorus trichloride as catalyst. A crude ketene may be used which contains impurities and which is obtained by dissociating acetic acid following the addition of ammonia and cooling to 10‹ C.
Patent GB-1174736-A (GB)
Title: An Arrangement for Damping Nodding Vibration of a Motor Vehicle Rear Axle
Inventor: BAILEY SYDNEY BREEDON
IPC: B60G13/18
Filed: 1968-11-15
Abstract: 1,174,736. Road vehicle vibration dampers. FORD MOTOR CO. Ltd. 15 Nov., 1968, No. 54415/68. Heading B7D. [Also in Division F2] In a motor vehicle having a rigid rear axle and differential assembly connected to a body structure by longitudinal leaf springs, a mass 16 is mounted on the axle casing 11 solely by a rubber member 15 bonded both to a supporting surface 13 fixed relative to the axle casing and to a surface of the mass so that the rubber member dissipates energy of angular vibration of the rear axle and differential assembly.
Patent GB-1416743-A (GB)
Title: Tape reel and tape magazine
IPC: G11B23/107
Filed: 1972-11-28
Abstract: 1416743 Tape reels and holders MATSUSHITA ELECTRIC INDUSTRIAL CO Ltd 28 Nov 1972 [1 Dec 1971 (5) 21 Dec 1971 14 Jan 1972] 55002/72 Heading B8M Parts A and B A reel for winding a tape 10 having a leader tape 11 of greater width than the tape 10 at one end, comprises a hub and two substantially circular flanges fixed to the hub in opposed relation and having central portions defining an annular tape receiving portion of greater width than the tape but smaller width than the leader tape. Peripheral edge portions define an annular leader tape receiving portion of width at least equal to that of the leader tape. At least one of the flanges has pairs of spaced slits 57, 57<SP>1</SP> and 58, 58<SP>1</SP>, extending radially inwards from the periphery to form between each pair of slits and integrally with the flange a leader tape holding strip 15 which is thinner than the other portion of.the flange and is provided at its free end with a claw 17 projecting towards the opposite flange for holding the leader tape 11 in its receiving space. The flange portion other than strips 15 is provided, adjacent its periphery, with a shoulder 16 against which tape 11 abuts. Strip 15 may be provided in both flanges, the strips of one being staggered relative to the strips of the other. A magazine for storing the reel for the paying out and rewinding of recording medium and leader tape, comprises a case 1 defining a space 5 wherein the reel 12 is located and having an opening 7 for passage of leader tape and recording medium and an opening for connecting the reel to a drive. A lug 38 enables disengagement of tape 11 from strips 15 and guides it toward opening 7 when the reel is rotated in the unwinding direction. A leader tape pusher 8 forces the tape 11 into space 5 when the reel is rotated to rewind the tape and a brake 9 prevents the reel from undesirably rotating in the tape unwinding direction. Brake 9 is biased to engage the periphery of at least one of the reel flanges and is released by a pin passing through opening 28<SP>1</SP> to pivot brake 9 out of such engagement. The ease 1 comprises two parts connected on a plane parallel with the reel flanges, and apertures 52, 53, and other means (not shown) which prevent wrongful positioning and inversion of the magazine in a recording and reproducing apparatus. The leader tape may be provided with a projection of the same width as the recording medium which overlies it and is secured thereto by bonding tapes: alternatively the projection is of the same width as the recording medium at its base but tapers to a narrower width at its free end.
Patent GB-1180258-A (GB)
Title: Primers for Coating Surfaces with Polytetrafluoroethylene and Polytetrafluoroethylene Dispersions containing such Primers
IPC: C09D127/18
Filed: 1967-12-04
Abstract: 1,180,258. Polytetrafluoroethylene coatings. FARBWERKE HOECHST A.G. 4 Dec., 1967 [3 Dec., 1966], No. 55068/67. Heading B2K. [Also in Division C3] Substrates are coated with a polytetrafluoroethylene dispersion containing a complex compound of a metal hydroxide in solution in the dispersion medium. In the Examples sheet iron, aluminium sheet, an aluminium pan, magnesium alloy dishes and porous clay dishes were coated.
Patent GB-1191990-A (GB)
Title: Process for the Continuous Hydrolysis of Glycol Esters
IPC: C07C27/02
Filed: 1968-11-21
Abstract: 1,191,990. Hydrolysis. KURASHIKI  RAYON K.K. 21 Nov., 1968 [25 Nov., 1967], No. 55394/68. Heading C2C. In the continuous hydrolysis of an ester of alkylene glycol (2-4C) and aliphatic carboxylic acid (1-4 C) to yield the glycol and acid, in the aqueous phase in the presence of an acid catalyst, the ester, water and catalyst are fed into the upper part of a column reactor and an alkyl ether (4-8 C) into the lower so that the materials flow in counter-current at 60 to 150 C. and under a pressure to maintain the ether as liquid, and the ether containing the acid is removed from the top of the reactor and the water containing the glycol from the bottom. The feed comprises water in 1 to 10 mols. per mol. equivalent of ester, acid catalyst in 0À01 to 1 mol. per litre of the total feed in the upper part of the reactor, and the ether 1 to 15 moles per mole equivalent of ester. Mono-, di- or mixed esters may be hydrolysed and sulphuric, hydrochloric, nitric, chloric, benzene-sulphonic, ptoluene sulphonic acids and cation exchange resins may be the catalysts. A multi-stage perforated plate column is preferred as reactor. Examples describe the hydrolysis of ethylene glycol monoacetate, a mixed ethylene glycol, ethylene glycol mono- and di-acetate, and 1.2- butylene glycol monopropionate using diisopropyl ether, propylene glycol monoacetate using di-n-butyl ether and mixed ethylene glycol, ethylene glycol mono- and di-acetate using ethyl isopropyl ether.
Patent GB-1204867-A (GB)
Title: Improvements in or relating to piezoelectric ceramics
IPC: H01L41/187
Filed: 1967-12-08
Abstract: 1,204,867. Piezoelectric ceramics. NIPPON ELECTRIC CO. Ltd. 8 Dec., 1967 [8 Dec., 1966; 20 April, 1967; 17 Oct., 1967 (2)], No. 55940/67. Heading C1J. Piezoelectric ceramics consist of the three components Pb(Mn 1 / 2 Z 1 / 2 )O 3 , PbTiO 3  and Pb- ZrO 3 , where Z is Nb or Sb. The ceramics may exist as solid solutions and may be prepared by mixing the oxides or precursors thereof with distilled water in a ball mill, filtering, drying, crushing, pre-sintering at 900 C. for one hour, crushing, mixing with distilled water, pressmoulding at 700 kg./cm.<SP>2</SP> and sintering in an atmosphere of PbO for one hour at 1230- 1300 C.
Patent GB-1334885-A (GB)
Title: Electrically started internal combustion engine installation  having a thermal reactor for exhaust gases
IPC: F01N3/18
Filed: 1971-12-06
Abstract: 1334885 Tubular resistance heaters AUDI NSU AUTO UNION AG 6 Dec 1971 [18 Dec 1970] 56464/71 Heading H5H [Also in Division F1] A high-alloy chrome nickel steel tube 6 within a heat-insulating housing 7 forms a heating element for exhaust gases from an I.C. engine 1 (see Division F1).