baber/WOPTO huggingface dataset:
Patent GB-1224229-A (GB)
Title: Document positioning and eject device
IPC: B65H5/34
Filed: 1968-09-24
Abstract: 1,224,229. Feeding and delivering sheets. BURROUGHS CORP. 24 Sept., 1968 [29 Sept., 1967], No. 45356/68. Heading B8R. Apparatus for positioning a card or cheque in the shoot (23, Fig. 1) of a machine comprises two spaced-apart rotatable circular discs 71 and 73 positioned on one side of the plane defined by the cheque, and three resiliently supported balls 63, 65 and 67 positioned on the other side of the plane and movable laterally into and out of contact with predetermined points on the faces of the respective circular discs at their peripheries. The discs 71 and 73 are continuously rotated in the same direction by a motor 31 and gearing 73, 77, 79. Balls 65 and 67 are arranged to engage the face of disc 73 at the twelve o'clock and six o'clock positions, respectively, and ball 63 is arranged to engage disc 71 at the three o'clock position. The cheque positioned between the balls and the discs can be moved in various directions depending upon what ball is selected to engage its respective disc. When a cheque is dropped into the shoot (23), balls 65 and 63 are selected to engage the discs, resulting in the movement of the cheque downwards and to the right (Fig. 3) to position it against the bottom and side guide (103). When the cheque processing is completed, balls 65 and 63 are released and ball 67 selected to engage disc 73 (Fig. 5) thereby moving the cheque to left and out of the shoot. The balls are mounted in cups 53, 55 and 57 behind circular apertures 95, 97 and 99 of a slightly smaller diameter than the balls. Connected to the armatures of two solenoids 33 and 35 are plates 41 and 43 each carrying a pair of locating pins 51. Springs 45, 47 and 49 positioned over three of the locating pins 51, are arranged to resiliently engage the balls and urge them into the circular apertures and into engagement with the discs 71 and 73, dependent upon which solenoid is engaged. In a modified embodiment (Fig. 2A), only one solenoid is provided. Its armature is connected directly to plate 43 and indirectly via a pivoted link (106) to plate 41. The installation of the above apparatus in business or accounting machines provides automatic positioning of cheques and similar documents for printing or magnetic ink encoding, and installation in data processing equipment provides automatic positioning of cheques or cards for either "reading" or "writing".
Patent GB-965935-A (GB)
Title: New pregnenes
IPC: C12P33/00
Filed: 1961-12-19
Abstract: The invention comprises D 4-3,20-dioxo-6a -fluoro-16a -methyl-11b , 14a , 17a  21-tetrahydroxypregnene and 21-esters thereof.  They may be prepared by enzymatic hydroxylation of the corresponding 11-unsubstituted-pregnenes, with, for example, enzymes of the fungus Cunninghamella elegans or enzymes obtained from suprarenal glands. Esters and the free 21-ol may be interconverted by standard esterification and hydrolysis procedures. Examples are given and an extensive list of esterifying organic and inorganic acids is provided.  D 4-3, 20-dioxo-6a -fluoro-16a -methyl-14a , 17a , 21-trihydroxypregnene and esters thereof are prepared by enzymatic hydroxylation, e.g. using Curvularia lunata, of the corresponding 14-unsubstituted pregnenes. They may be separated from the concomitantly formed D 4-3,20-dioxo-6a -fluoro-16a -methyl-11b , 17a , 21-trihydroxypregnene or esters thereof by, for example, chromatography on silica gel.  The steroids of the invention, which are stated to have anti-inflammatory properties, may be formulated as pharmaceutical compositions with suitable excipients. These may take the form of oily or aqueous solutions, suspensions, emulsions, implants, tablets, dragees, ointments or creams, and may contain preserving, stabilizing, wetting or emulsifying agents, salts for regulating the osmotic pressure or buffers.
Patent GB-1319348-A (GB)
Title: Dump bleed system in the compressor of a gas turbine engine
IPC: F04D27/02
Filed: 1970-09-24
Abstract: 1319348 Axial-flow compressors GENERAL ELECTRIC CO 24 Sept 1970 [30 Sept 1969] 45540/70 Heading F1C When stall is incipient in a gas turbine engine compressor, a number of actuators 40 move a segmented ring 36 axially from the dash line position in which it closes a circumferential port 32, to the position shown in which it allows air to bleed from the compressor. The inner surface of the ring 36 and the co-operating surfaces at each side of the port 32 are tapered as shown to enhance sealing when the ring closes the port 36. The ring has a number of circumferentiallyspaced pads 48 which slidingly co-operate with guide ribs 50 on the compressor casing.
Patent GB-1090543-A (GB)
Title: Workpiece handling apparatus in rolling mills
IPC: B21B39/14
Filed: 1964-11-10
Abstract: 1,090,543. Rolling. UNITED ENGINEERING. & FOUNDRY. CO. Nov. 10, 1964 [Dec. 2, 1963], No. 45736/64. Heading B3M. Blooms, bars, rods etc. are alternately fed to a rolling mill, and received therefrom, by a roller table 11, and the workpieces are positioned relative to a particular roll pass, and then guided by side guards 13, 14, and members 53, 27, and 38 on the guards, for rotating the workpieces about their longitudinal axes. Table 11 carries driven rollers 12, and rams 15, 16, which pass between the rollers, have guards 13, 14 secured thereto. The rams are actuated to move the guards by rack and pinions 17, 19 and 18, 23 and the bar located on the table is positioned in the required position along the rollers 12. Manipulator fingers 27 are vertically movable in recesses 26 in guards 13, by a lever system 29, 35, 36 actuated by a drive 37. Pivoting arms 38 are carried by guards 14 and are actuated by. fluid pressure pistons 42. Striker arms 53 are carried by guard 13, and they are actuated by pistons 54. A pair of pinch roll assemblies 56, 57 comprise rolls 58, 59 carried on carriages 62, which are movable, on the guards by pistons 63. The rolls are driven by motors 65 through gears 66, 67. In operation, when a billet is to be rolled, guards 13, 14 are placed so that arms 38 and fingers 27 contact the billet, Fig. 4a. Fingers 27 are raised, and arms 38 are retracted, and the billet is rotated through 90 degrees. When a rectangular flat or oval is to be rolled, the turning is carried out with arms 38 initially extended, Fig. 6a, and as the guards are moved towards each other, the arms 38 are moved into the guard 14, Figs. 6b, 6c and the workpiece is rotated through 90 degrees. In this position the work cannot be fed by rollers 12 due to the small area of contact, therefore rolls 58, 59 are rotated to feed the work. When a bar is to be turned, striker arms 53, and arm 38, are used, Fig. 7b, and the guards are moved towards each other.
Patent GB-1135695-A (GB)
Title: Automatic switching circuit
IPC: H04M15/04
Filed: 1966-10-14
Abstract: 1,135,695. Telephone swtiching arrangement. INTERNATIONAL STANDARD ELECTRIC CORP. 14 Oct., 1966 [21 Oct., 1965], No. 45943/66. Heading H4K. In an electrical switching network which includes a plurality of cascaded switching stages of fully equipped co-ordinate switching matrices, plug and jack cabling is provided for interconnecting at least two of the stages. The numbers of switches in the at least two succeeding stages differ, and the interconnections between them are patterned according to the traffic handling requirements. Connection of a line A, Fig. 1, through a line circuit 49 and switching stages 51-53 to a trunk circuit 50 is controlled by a marker 60 in accordance with the class of service allocated to the calling subscriber. The calling lines are concentrated in unit 51 to a few control links 53 and stage 52 directionally switches traffic from the links to any desired outlet. The switching stages may each comprise a number of small matrices and changes in service may be introduced by adding further small matrices and changing the interconnecting cable. The control link 53 provides two of the end markings for stages 51, 52, and the speech battery connection, and supervisory equipment, and the inlet and outlet markings are provided by marker 60 in response to data supplied by register 62, and access matrix 65 interconnecting the register 62 and the control link. The arrangement may include a translator 63 and a status assessment and routing translator which detects conditions which preclude completion of the path, and effects rerouting. Different kinds of registers to handle different types of signalling are made available through a matrix, and upon completion of the path across the switching stage 51 the marker is released. The register arranges the connection in a path selector 61 of appropriate signal sending equipment again through a separate matrix. The paths selector selects from among a group of trunk circuits leading to a desired distant office and marks matrix 52 accordingly. Setting up of local calls is described with reference to Fig. 12 (not shown), and the application of the invention to a remote concentrator is described with reference to Figs. 16, 17 (not shown) the central office including an expansion stage for incoming traffic to equalize the status of concentrator and central office traffic. Toll ticketing and billing on different charge bases are discussed, the metering pulse rate being controlled according to the levied charges which may vary with the bandwidth used. In the system catering for different types of transmission a single marker may control both a wide-band and a narrow-band matrix, and executive right of way, and camp-on busy facilities may be provided, the latter being an arrangement whereby a signal can be sent for a call to be pursued, and the caller can hang up until the called sub is available.
Patent GB-1436194-A (GB)
Title: Oxygen sensor
IPC: G01N27/404
Filed: 1973-10-02
Abstract: 1436194 Oxygen sensor GENERAL ELECTRIC CO 2 October 1973 [5 Oct 1972] 45993/73 Heading G1N A sensor for determining c gen in a liquid or gaseous sample comprises a first electrode 10 of tungsten, molybdenum or tantalum or an alloy thereof, a silver, silver halide reference electrode 13 separated from the first electrode, an electrolyte solution 17 containing a buffer and in contact with both electrodes and an oxygen permeable, ion impermeable membrane 16 enclosing the electrolyte and electrodes and separating them from the sample. The reference electrode is preferably silver/silver chloride and the electrolyte a sodium or potassium halide (other than fluoride) buffered to a pH of 5-8 by e.g. potassium biphthalate. The electrolyte is preferably iso-osmatic with the sample. The membrane 16 may by a siliconepolycarbonate block copolymer, dimethyl silicone, a fluorosilicone polymer, natural rubber or polybutylene. The electrodes are separated by an insulating sleeve which may be polyethylene terephthalate, polypropylene, polyethylene, PTFE, glazed paint or epoxy resin. The probe may have an outside diameter of about 20 mils for insertion into a blood vessel.
Patent GB-461893-A (GB)
IPC: G03C1/64
Abstract: 461,893. Photographic ferro-prussiate processes. HARPER, L. R., and POWELL, D. W. Aug. 22, 1935, No. 23581. Addition to 427,746. [Class 98 (ii)] The stability of the lines and the blue background in the prints produced by the method described in the parent Specification is improved by the addition to either the sensitizer or the developer of a phosphoric acid. Although ortho, meta and pyrophosphoric acids may be used, the ortho acid is to be preferred owing to better keeping qualities. An oxidizing agent, e.g. 1-2 per cent of potassium bichromate may be added to the developer. Examples of sensitizers containing ferric ammonium sulphate, ammonium oxalate, potassium ferricyanide, oxalic acid and ortho-phosphoric acid, and of developers containing calcium salts (or salts of magnesium strontium and aluminium), hexamethylenetetramine, potassium bichromate and orthophosphoric acid, are given in the Specification. Specification 416,489 is referred to.
Patent GB-1282523-A (GB)
Title: Improvements in or relating to a wire fastening
Inventor: GROSSBUDDE WILLI
IPC: B65D63/14
Filed: 1970-09-29
Abstract: 1282523 Releasable fastenings W GROSSBUDDE 29 Sept 1970 [30 Sept 1969] 46260/70 Heading E2A A means for connecting the ends of a wire 1 comprises a male member 3, Fig. 2, which is at one end of the wire and a female member 4 which is at the other end of the wire. The member 3 is reinforced by means of a sleeve 5 and is passed through the member 4, the sleeve 5 preventing deformation of the member 3 when subjected to stress. The wire may be twisted as shown in Fig. 2 or may be welded as at 14 in Fig. 4. A male member 8 may be reinforced as shown in Figs. 4 and 5 or a male member 20 may be provided with a reinforcing part 22 of sheet metal as shown in Fig. 6.
Patent GB-1105148-A (GB)
Title: Improvements relating to photographic apparatus
IPC: G03B17/52
Filed: 1965-11-02
Abstract: 1,105,148. Photographic processing apparatus. INTERNATIONAL POLAROID CORPORATION. Nov. 2, 1965 [Nov. 5, 1964], No.46386/65. Heading G2A. An apparatus for processing photographic sheets comprises a housing (12), (14) having an opening 112 through which successive sheets are withdrawn following processing, means (e. g. a hinged cover 114) including lips (108), (110) for preventing light entering housing through the opening, the lips having indentations 128, 130 which allow sheets to be grasped manually and pulled from the apparatus, a cutting member 136 movable to a position between the lips to enable the withdrawn sheet to be severed, and indexing means 116 for arresting the movement of the sheet when the cutting member is in its cutting position. The apparatus may be a self-processing camera in which an image-recording sheet 36 is superposed after exposure with an imagereceiving sheet 38 by pressure rollers 50, (52) for processing. As shown, the indexing device may be mounted at one end of pressure roller (52) and consists of a rotatable disc 116 having radial projections 118; as the sheets are withdrawn, one of the projections 118 rides against the surface of an image-receiving sheet until it engages a perforation 126 therein so that it is rotated by the trailing edge of the perforation thus punching a hole in the image-recording sheet, whereon the disc 116 and hence sheets 36, 38 held on projection 118 are prevented from moving further by an arm 168 of a spring 160 which engages the other projection 118, the arm 168 being held by arms 172 of a fixed support 170. A fixed cutting edge 148 having an indentation 150 corresponding to the indentations in the lips is provided so that when the cutting member is in its cutting position the cutting edge 138 of the latter is aligned with indentation 150 to prevent the sheets being grasped. The cutting member 136 is held in the cutting position by a cammed stud 154 which releasably engages a recess 152 and is movable into an inoperative position by a button 156 whereby an arm 166 of spring 160 pivots to displace arm 168 releasing projection 118 so that the sheets may again be withdrawn. The other embodiment a cutter bar in the form of an L-shaped crank (174) or (180) may be used.
Patent GB-1277396-A (GB)
Title: Improvements relating to container closures
IPC: B65D41/52
Filed: 1970-10-01
Abstract: 1277396 Container closures AMERICAN FLANGE & MFG CO Inc 1 Oct 1970 [27 Oct 1969] 46707/70 Heading B8T A metallic bottle cap comprises a top wall 2, a curved portion 3 and a skirt 4 to which is attached a pull member 8. Score lines 6 and 7 facilitate tearing. A gasket 11 comprises a solid plastics sheet 12 adhered to the underside of the cap, and a spongy annulus 17 formed in situ, which are fused together. In another embodiment, the annulus 17 is covered by the solid sheet (23), Fig. 4 (not shown).
Patent GB-1363708-A (GB)
Title: Leather substitute material
IPC: D04H1/64
Filed: 1971-10-07
Abstract: 1363708 Polyurethane impregnant compositions MINNESOTA MINING & MFG CO 7 Oct 1971 [8 Oct 1970] 46821/71 Heading C3R [Also in Division D2] Polyurethane impregnant compositions comprise reacting a composition comprising a polyol with a pre-polymer in the presence of a suitable catalyst, e.g. phenyl mercuric acetate and chain extender, e.g. methylene bis-orthochloroaniline. For example, Example 2 describes the preparation of polyurethane compositions by reacting (A) a mixture of polyoxypropylene glycol and methylene bis-orthochloroaniline with (B) the reaction product of a mixture of polyoxypropylene diol and triol with an isomeric mixture of 2,4-/2,6-toluene diisocyanate in the presence of phenyl mercuric acetate. Example 1 describes a modification in which (A) also includes a SiO 2  filler, and a mull of PbO 2  in polyoxypropylene glycol, calcium octoate, and 2,6-ditert-butyl pcresol. Example 5 describes the preparation of a saturant from a hydroxyl terminated poly(ecaprolactone) - methylene bis - orthochloroaniline mixture and a prepolymer prepared by reacting the said hydroxyl-terminated compound with an isomeric mixture of 2,4-/2,6- toluene diisocyanate in the presence of phenyl mercuric acetate. Example 7 describes the preparation of a polyurea composition by reacting methylene bisortho-chloroaniline with a mixture comprising polyoxypropylene diamine and toluene diisocyanate (a mixture of 2,4-/2,6-isomers) in the presence of phenyl mercuric acetate.
Patent GB-1147854-A (GB)
Title: Substituted 1,4-diaza-cycloheptenes
Inventor: CANTATORE GUISEPPE
IPC: A47F3/12
Filed: 1967-10-13
Abstract: 1,147,854. Substituted diaza cycloheptenes. MONTECATINI EDISON S.p.A. 13 Oct., 1967 [14 Oct., 1966], No. 46919/67. Heading C2C. Alkyl 1,4-diazacycloheptenes of the general formula in which R is a hydrogen atom of the same or different alkyl groups having 1 to 12 carbon atoms, are prepared by condensing a diamine of the general formula e.g. ethylene diamine or 1,2-propylene diamine, with a saturated aliphatic ketone of the general formula R-CO-R, e.g. acetone or methylethyl ketone, the condensation being carried out in the presence of a catalyst having an acid character and treating the reaction mixture with a dehydrating agent having an alkali character, e.g. sodium hydroxide. Compounds claimed per se are: 5,7,7 - Trimethyl - 1,4 - diaza - 4 - cycloheptene; 7 - methyl - 5,7 - diethyl - 1,4 - diaza - 4 - cycloheptene; and tetramethyl - 1,4 - diaza - 4-cycloheptene.
Patent GB-1315220-A (GB)
Title: Connecting element for bone fractures
IPC: A61B17/74
Filed: 1970-10-02
Abstract: 1315220 Bone nails A FISCHER 2 Oct 1970 [3 Oct 1969 29 Dec 1969] 46962/70 Heading A5R [Also in Division F2] A bone connecting device comprises a tubular dowel pin 2 provided with a screw cap 5 and an expansible portion 3 that is operated by expansioin peg 7. A pin is inserted into the neck of the femur and the stainless steel dowel pin 2 is pressed into the bone over this first pin which may then be removed. Turning screw 8 pulls the expansion peg 7 thus opening the expansible portion 3 and anchoring the device in the head of the femur. The broken parts of the bone are then drawn together by screwing the cop 5 onto the threaded part 4 of the dowel pin. Sympathetic rotation of the dowel pin is prevented by the provision of radial fins 10. A resilient sheath 14 is fitted over the extensible portion 3 and this may be removed together with the device when the fracture has healed. An alternative embodiment provided with a fusiform expansion peg is disclosed in (Fig. 2).
Patent GB-1001358-A (GB)
Title: Improvements in or relating to stabilization of polyacetals
IPC: C08L77/00
Filed: 1963-12-02
Abstract: A high molecular weight polyformaldehyde is stabilized by a system comprising (a) 0.01 to 50% of a superpolyamide having recurring carboxamide linkages and a degree of polymerization from 100 to 200, (b) 0.001 to 10% of a phenolic antioxidant of formula <FORM:1001358/C3/1> where R is hydrogen or a C1- 3 alkyl and R1\h is a C1- 4 alkyl and (c) from 0.0001 to 1% of a diester of a thiodialkanoic acid of formula <FORM:1001358/C3/2> where x and y are each 1, 2 or 3 and R11 is a C8- 20 alkyl group, a cycloalkyl group, a hydroxyalky group of one to four carbon atoms or a polyalkylene glycol group.  A preferred group of superpolyamides are those which on hydrolysis yield either omega-aminocarboxylic acids or mixtures of dicarboxylic acids and diamines, e.g. pentamethylenediamine/malonic acid and others.  Superpolyamides which are the self-condensation polymers derived from e.g. 6-aminocaproic acid, 9-aminononoic acid, 11-aminodecanoic acid and their lactams may also be used. Superpolyamides used in the examples are:  a copolymer of caprolactam/hexamethylene adipamide and hexamethylene sebacamide, poly - (N - methoxymethylhexamethylene adipamide), poly - (N - hydroxymethylhexamethylene adipamide, polycaprolactam and poly-(4,41 - dimethylhepytamethylene sebacamide). Phenolic antioxidants specified include 2,21-methylene bis - (4-methyl-6-tert-butyl phenol), 6,61 - ethylidene bis - (2,4 - xylenol), 4,41 - butylene bis - (2,5 - xylenol), 4,41 - butylidene bis-(3 - methyl - 6 - tert - butyl phenol), 4,41-methylene bis - (2,6 - di - tert - butyl phenol), 4,41 - ethylidene bis - (3 - methyl - 6 - tert - butyl phenol), 6,61 - propylidene bis - (2,4 - xylenol), 2,21 - butylidene bis - (3 - methyl - 6 - tert-butyl phenol) and 6,61 - butylidene bis - (2,4-xylenol), whilst dilauryl thiodiacetate, dilauryl-3,31-thio-propionate dicetyl - 3,31 - thiodipropionate, distearyl - 3,31 - thiodipropionate, lauryl stearyl-3,31 - thiodipropionate, di - (2 - hydroxyethyl)-3,31 - thiopropionate and di - (polyethylene glycol) - 3,31 - thiopropionate are amongst the specified diesters.  The polyformaldehyde includes: copolymers in which the recurring oxymethylene units are interrupted by oxyaldehyde units, e.g. the copolymers of formaldehyde or trioxane with gamma-butyrolactone, phthalide or isocyanic acid and polyoxymethylene polyacetate.  The composition may also include:  U.V. light absorbers, plasticizers, fillers, pigments, solvents and dyes.  They may be prepared either by dissolving the components in a volatile solvent, e.g. acetone, a lower alkanol or a chlorinated hydrocarbon or by milling them and dry mixing.  The products may be injection moulded or extruded as films or fibres.
Patent GB-1157336-A (GB)
Title: Improvements in relation to Disc Sanders and a Mounting Member Therefor
Inventor: MARTON MIKSA
IPC: B24D9/08
Filed: 1966-11-25
Abstract: 1,157,336. Bending. M. MARTON. 25 Nov., 1966 [21 Oct., 1966], No. 47658/68. Divided out of 1,157,335. Heading B3D. The subject-matter of the present Specification is included in Specification 1,157,335 and the claims are directed to the mounting member of a disc sander, the member comprising a circular front pressure face and a side wall extending rearwardly therefrom, the wall having a peripheral groove to receive a retaining ring for holding the disc sander on the member.