baber/WOPTO huggingface dataset:
Patent GB-1323239-A (GB)
Title: Derivatives of digoxigenin
IPC: C07J19/00
Filed: 1971-08-23
Abstract: 1323239 Digoxigenin derivatives BECTON DICKINSON & CO 23 Aug 1971 [24 May 1971] 39433/71 Heading C2U [Also in Division C3] The invention comprises compounds of formula wherein R<SP>1</SP> is OH or OCOCH 3 ; Y is succinyl, maleoyl, fumaroyl or phthaloyl; and X is (a) OH, (b) OM where M is alkali metal, (c) -NHProtein, wherein the protein is preferably human serum albumin, insulin, lysozyme or bovine serum albumin, (d) -NH-Peptide, wherein the peptide has up to 20 aminoacid units at least one of which is tyrosine, 4-hydroxy- α-phenylglycine, tryptophan, 5-hydroxy-tryptophan or histidine, and at least one of which is optionally radiolabelled (e.g. radioiodinated); or (e) one of the following aminoacid radicals wherein R 2  is H or C 1-6  alkyl and wherein the aminoacid radical may be unlabelled or radiolabelled, preferably radioiodinated with one or two radioiodine atoms (e.g. <SP>125</SP>I or <SP>131</SP>I), the probable positions thereof being indicated by asterisks. Preparation of compounds I (wherein R<SP>1</SP> is OCOCH 3  and Y is other than fumaroyl) is by conversion of digoxigenin 12-acetate into its 3-hemisuccinate, hemimaleate or hemiphthalate which, when required, is then reacted with an aminoacid, aminoacid alkyl ester, peptide or protein suitably by the mixed anhydride method using isobutyl chloroformate, pivaloyl chloride or N - ethoxycarbonyl - 2 - ethoxy - 1,2 - di hydroquinoline. The compounds wherein Y is fumaroyl are prepared by isomerization of the compounds wherein Y is maleoyl. The compounds wherein R<SP>1</SP> is OH are prepared by hydrolysis of the compounds wherein R<SP>1</SP> is OCOCH 3 . In the hydrolysis of compounds, wherein R<SP>1</SP> is OCOCH 3  and Y is the radical of an amino acid alkyl ester (R 2  = alkyl), either or both of the ester groups may be hydrolysed according to the conditions employed. Radioiodination of  aminoacid or peptide moieties may be effected  by known methods.
Patent GB-1014834-A (GB)
Title: Rotary mechanical seal
Inventor: MUELLER PETER ANDREW
IPC: F16J15/38
Filed: 1962-10-18
Abstract: 1,014,834. Mechanical seals. MUELLER SEAL CO. Oct. 18, 1962, No. 39473/62. Heading F2B. A mechanical seal for a pump or other rotary shaft 14 where it extends through an opening 12 in a housing 10 comprises a non-rotatable washer 36 which is resiliently urged by an imperforate, metallic, frusto-conical ring 62 into facial sealing contact with a seat 34 rotatable with the shaft, the ring 62 being sealingly connected at its inner and outer margins to the washer and housing 10 respectively and having at its inner margin a flat portion 70 that bears in sealing contact against the rear face 64 of the washer 36 and a pair of lugs 72 which engage sockets 66 in the washer. The seat 34 is driven from and sealed to the shaft by an O-ring 44 compressed between the seat and a cup member 42 secured to the shaft. The outer margin of the ring 62 is clamped in a retainer 60 press-fitted in a recess 84 in the housing 10 and has a pair of protuberances 94 engaging notches in the retainer. The washer 36 may be of cast iron, brass, stainless steel, polytetrafluoroethylene or ceramic and the seat 34 may be of cast iron or ceramic.
Patent GB-1255245-A (GB)
Title: Spring clutches
Inventor: HENDERSON KENNETH JAMES
IPC: F16D13/02
Filed: 1969-08-07
Abstract: 1,255,245. Friction clutches; ratchet clutches. SHANDON SOUTHERN INSTRUMENTS Ltd. 5 Aug., 1970 [7 Aug., 1969], No. 39584/69. Heading F2C. In a normally engaged helical spring clutch wherein a helical spring 6 frictionally engages driving and driven members 1, 3, an annular shoe 8 of low friction material is attached to the inside of the spring and engages a recess 1b between the adjacent edges of the driving and driven members 1, 3 to prevent wear at the ends of the driving and driven members. One end 6a of the spring 6 is connected to a control sleeve 7 which may be held by a brake to disengage the clutch. An additional shoe 10 of low friction material may be attached to the inside of the spring adjacent the end 6a.
Patent GB-923255-A (GB)
Title: Improvements in or relating to sliding clasp fasteners
IPC: A44B19/40
Filed: 1960-04-06
Abstract: 923,255. Sliding clasp fasteners. J. RUHRMANN. April 6, 1960, No. 39592/62. Divided out of 923,254. Class 44. A sliding clasp fastener comprises a pair of stringers each of which comprises an elongated flexible member which is substantially non- extensible and a plurality of coupling elements formed by a continuous filament, the elements having coupling portions, the coupling portions of one stringer being interengageable with the portions of the other stringer, the elongated flexible member being connected to said coupling elements for maintaining the spacing between said coupling portions thereof, portions of the filament of each stringer extending over the entire breadth of the stringer, a slider engaging the coupling elements being provided for coupling and uncoupling the same, the slider having at least one slider plate encompassing the coupled stringers over the whole breadth thereof. The sliding clasp fastener stringer of Fig. 1 comprises a filament structure 2 constituted by a continuous filament formed in a folded meander shape which is sewn to an edge of an article 5 by a seam 6. The spacing between successive coupling portions of the structure is maintained by an elongated non-extensible flexible member 7 of textile tape or cord to which the structure is attached by cementing, heat sealing, sewing or any other known way. A cover tape 8 is sewn to the edge of the article with the stringer. In a modified stringer the filament structure is in the form of a flattened helix having a generally rectangular crosssection. Figs. 3 and 4 (not shown) illustrate two consecutive steps of attaching a stringer of the type shown in Fig. 1 to an edge portion of an article to arrive at the arrangement shown in Fig. 5 in which the coupled stringers are completely covered by the edge portions 5, 5<SP>1</SP> of the article and in which the seams for attaching the stringers are not visible on the outer face of these edge portions. A slider 61, Fig. 5, comprises a plate 62 having along longitudinal extending edge portions thereof upwardly extending flanges 622 which are formed at their free edges with inwardly extending guide lips 621. The flanges 622 and lips 621 engage the edge portions 23 of the filament structure of the stringer 1, 1<SP>1</SP> which extend beyond the edges 51 of the bent-over edge portions 5, 5<SP>1</SP>. An elongated lug 63 extending upwardly from the plate 62 carries a pull tab 12. The continuous filament may be made of synthetic plastic material.
Patent GB-934583-A (GB)
Title: New anthraquinone vat dyestuffs and process for their manufacture
IPC: C09B1/36
Filed: 1959-11-23
Abstract: The invention comprises vat dyestuffs consisting of two anthraquinone residues which contain in the 1-position a primary amino group and in the 2-position a carboxylic acid ester group, and which anthraquinone residues are linked via amino groups in other a -positions of the anthraquinone residues by the acyl radical of a dicarboxylic acid or through the carbon atoms of a heterocyclic residue containing at least twice the grouping <FORM:0934583/IV(a)/1> in the ring.  The dyes are made by reacting two mols. of an anthraquinone-2-carboxylic acid ester having -NH2 in the 1-position and an acylatable amino group in another a -position, with one mol. of a dicarboxylic acid halide or of a heterocyclic compound having at least twice the grouping <FORM:0934583/IV(a)/2> in the ring, where Y is chlorine or bromine, and when the product contains halogen still attached to the heterocyclic ring, condensing the latter with alkylamines or arylamines. The dicarboxylic acid halides may be derived from benzene, naphthalene, azobenzene, fluoranthene, benzanthrone, anthraquinone, diphenylene oxide, diphenylene sulphide and diphenyl oxdiazole dicarboxylic acids and those of the formula:- <FORM:0934583/IV(a)/3> where X is -O-,-S-,-SO- or -SO2-, and from fumaric acid. The heterocyclic compound may be a chloro- or bromo-triazine, pyrimidine, pyrazine, quinazoline or phthalazine and may carry further substituents or a di-(chlorophthaloyl-quinazolyl) -benzene.  Examples are given.  The dyes vat-dye or print fibres of natural or regenerated cellulose and may be used as pigments. 1:4-diamino anthraquinone-2-carboxylic acid phenyl ester is made by reducing 1-amino-4-nitro anthraquinone-2-carboxylic acid phenyl ester prepared by acylating phenol with 1-amino-4-nitro anthraquinone-2-carboxylic acid chloride.  1:5-diamino anthraquinone-2-carboxylic acid isobutyl ester is made by reduction of the corresponding 1-amino-5-nitro compound prepared by reacting 1-amino-5-nitro-anthraquinone -2-carboxylic acid chloride with isobutanol.  Specifications 147,001 and 267,164 are referred to.
Patent GB-1270905-A (GB)
Title: Cooling system for an axial flow elastic fluid utilizing machine
IPC: F01D5/08
Filed: 1970-08-20
Abstract: 1,270,905. Elastic-fluid turbines - cooling. WESTINGHOUSE ELECTRIC CORP. Aug. 20, 1970 [Sept. 29, 1969], No.40125/70. Headings F1G and F1T. The invention relates to an axial-flow elasticfluid machine such as a turbine having a bladed rotor assembly, the rotor shaft comprising an annular passageway for supply of cooling fluid to the blades, also an annular cavity formed around part of the rotor and in communication with the annular passageway; flow-directing means are disposed upsteam of the annular passageway to impart an angular velocity to the cooling fluid as it enters the passageway. A gas turbine engine is shown in Fig. 1 and comprises a turbine rotor comprising discs 16, 18 also a torque tube 42 secured together by through-bolts 19. The torque tube is connected to a shaft member 43 by bolts 44. The rotor discs carry blades 20, 22 which co-operate with blades 23, 25 carried by the stator casing 11, 12. The engine comprises also combustion chambers 36. An inner stator casing member 45 carries labyrinth seal members 46 which co-operate with a member 49 which forms part of the rotor assembly, an annular passageway 60 being defined between the member 49 and the torque tube 42, the passageway extending to an annular chamber 70 defined between a flange 50 of the member and the rotor disc 16. Cooling fluid such as air from the compressor is supplied to manifold 47 and then flows through pipe 48 to an annular cavity 56 defined between the stator member 45, the rotor member 49 and the seal members 46. The cooling air then flows through devices 62 carried by the rotor member 49 into the annular passageway 60, the devices 62 acting to impart angular velocity to the cooling fluid as it enters the passageway. The flange portion 50 of the rotor member 49 carries vanes 71 which assist the circumferential flow of the air in chamber 70. From chamber 70 the air passes to cool the roots of the rotor blades. The device 62 is a tubular-shaped member as shown in Fig. 3, part of the radially inner portion 63 being cut away to provide an outlet 64. In place of the member 62 shown in Fig. 3, a straight vane may be utilized. In a further embodiment the cooling air passes through a series of tangentially directed nozzles (90) formed in a ring member (82) supported by the stator member (83), the air passing through openings (88) formed in the rotor member (86) and so into the annular passageway (89).
Patent GB-1216916-A (GB)
Title: Polymeric materials
Inventor: BOND ALEXANDER EDWARD
IPC: C08F8/20
Filed: 1968-08-22
Abstract: 1,216,916. After-chlorinated vinyl chloride copolymer. IMPERIAL CHEMICAL INDUSTRIES Ltd. 29 July, 1969 [22 Aug., 1968], No. 40235/68. Heading C3P. An after-chlorinated vinyl chloride copolymer is obtained by (1) polymerizing vinyl chloride at a first polymerization temperature, (2) when at least 40% has been polymerized, adding a comonomer in an amount less than the remaining vinyl chloride monomer, (3) polymerizing the mixture at a temperature at least 5 C. higher than the first and (4) chlorinating the product. In examples, the comonomers used are vinyl acetate and propylene added in an amount of 2À6% of the total vinyl chloride after 66% conversion using suspension technique and chlorination is effected in carbon tetrachloride in the presence of azodiisobutyronitrile. Reference has been directed by the Comptroller to Specification 1,178,054.
Patent GB-1367482-A (GB)
Title: Work transfer devices for indexing workpieces between successive  stations in a die mounted in a press
IPC: B21D43/05
Filed: 1971-08-27
Abstract: 1367482 Feeding blanks; transfer devices B J WALLIS 27 Aug 1971 [28 Aug 1970] 40251/71 Headings B3W and B3H A device for indexing workpieces between stations of a press mounted die in which carriages 10, 10<SP>1</SP> are reciprocated in the feed direction and finger bars 16, 16<SP>1</SP> carried by them are reciprocated between workingaging and retracted positions includes an overload disconnect means 38 in a drive train for the finger bars, which drive train is independent of a drive train for the carriages, and a safety mechanism 78 actuated in timed relation with downward movement of the press ram for retracting the finger bars should the drive train fail to do so. Cam tracks 24, 26 rotated about a pivot 28 by motor 22 control reciprocation of the carriages 10, 10<SP>1</SP> and finger bars 16, 16<SP>1</SP> through cam followers 56 and 30 respectively. The drive train for the carriages includes a rack 58, shafts 62, 66 and 74, a rack 75 and an overload disconnect device 64 which uncouples the shaft 62 if the drive train is subjected to excessive driving force. The drive train to the finger bars includes a rack 32, shaft 36, racks 44, 48 and 50 and an independent overload disconnect device 38. The safety retraction mechanism comprises a rack 80 which meshes with a pinion 82, coupled with a shaft 54 which connects the rack 44 with racks 48 or 50, and has a chamfered end portion 94 which, if the finger bars have not been fully retracted when the press ram descends, is engaged by a cam 90 on the ram 92. As the rack moves to the right (Fig. 2) the shaft 54 is rotated anticlockwise which retracts the finger bars. In an alternative embodiment, Fig. 13, a drive shaft is (a) moved axially through a cam track 110, lever 112 and shaft 114 to reciprocate a carriage 106 and (b) rotated through a cam track 118, gear 120 and rack 121 to reciprocate the finger bars. There is an overload disconnect device (not shown) between a shaft 132 which drives the cam-carrying tracks 110 and 118 and the means driving the shaft 132. A second overload disconnect device (not shown) is located in the rotary drive between the cam and the shaft 102. The safety retraction mechanism comprises a pinion 122 rotated by the shaft 102 and meshing with a pinion 124 to which is attached a crank 126. If the finger bars have not been retracted when the press ram descends, an actuator 130, Fig. 14, attached to the ram engages a roller 128 on the crank and pivots the crank which rotates the shaft 102 and thus retracts the finger bars.
Patent GB-900890-A (GB)
Title: Improvements in supporting pillars, especially for use in supporting a roof in mine workings and the like
IPC: E21D15/60
Filed: 1959-11-27
Abstract: 900,890. Mine chocks. LINSINGEN M. VON, [trading as BOCHUMER EISENHUTTE HEINTZMANN & CO.]. Nov. 27, 1959 [Dec. 4, 1958], No. 40340/59. Class 20 (2). A mine chock comprises support members 8 secured to sectoral members 7 mounted for rotation about a shaft 6 journalled in the side walls 4 of a box-shaped member 1; the support members being rotated about shaft 6 into operative position, Fig. 1 (not shown), by pushing a link 13 into a vertical position whereby a segmental portion 9 is moved upwardly so rotating the sectoral members 7 into the required position. In another embodiment, Figs. 3 and 4 (not shown), the segmental portion 9 is replaced by toggle levers.
Patent GB-1276043-A (GB)
Title: Battery charger for toy vehicles
IPC: A63H29/24
Filed: 1970-08-21
Abstract: 1276043 Battery charger for toys MATTEL Inc 21 Aug 1970 [17 April 1970] 40346/70 Heading A6S [Also in Divisions H1 and H2] A toy vehicle 29 propelled by a battery driven electric motor has its battery recharged by means of charging batteries located in a housing 13 which simulates a toy service station petrol pump. The charging batteries are connected to the vehicle by a plug 17 and lead 15, the charging current flowing when a switch is closed by depressing on platform 35. The housing is made of high impact styrene and is provided with a member 25 on which the plug 17 may be supported when the charger is not in use.
Patent GB-884477-A (GB)
Title: Method of coloring metal and article produced thereby
IPC: C25D11/24
Filed: 1958-12-15
Abstract: 884,477. Colouring anodized aluminium. REYNOLDS METALS CO. Dec. 15, 1958 [Dec. 13, 1957], No. 40392/58. Class 93 [Also in Group XXXVI] Anodized aluminium articles are provided with a black inorganic finish by immersion in a solution of a reducible ferric ammonium double salt, treating with a substantially non-alkaline sulphide ion donor, and sealing the resulting iron sulphide coating. The double salt may be ferric ammonium tartrate or oxalate; the sulphide ion donor may be hydrogen sulphide or ammonium hydrosulphide; the preferred sealing method is treating with an aqueous solution of a soluble dichromate such as sodium or potassium dichromate. The anodizing may be effected in a sulphuric acid bath of from 5 to 70% concentration using A.C. or D.C.: preferably for 20 minutes using D.C. at 15 volts and 12 amps/ sq. foot at 70‹F.
Patent GB-1392425-A (GB)
Title: Camera having a film metering device
IPC: G03B17/42
Filed: 1973-08-28
Abstract: 1392425 Camera having sensitive material metering device AGFA-GEVAERT AG 28 Aug 1973 [29 Aug 1972] 40516/73 Heading G2A A camera, for use with film 2 having one perforation 2a per frame and backing paper 3, comprises a feeler member 9, a control member 16 arranged to urge the feeler member 9 into engagement with the film 2, and a transport terminating member 11 arranged when operated to terminate film transport, the arrangement being such that, when a film perforation is brought into register with the feeler, the feeler is driven by the control member into the perforation and during further film transport the feeler member is so driven by an edge of the perforation in the film that it causes the control member 16 to move from a first position in which it does not engage the transport terminating member 11, Fig. 1 to a second position in which the transport terminating member is operated Fig. 2, movement of the control member from the first position to the second position being arranged to drive the feeler member out of engagement with edges of the perforation. Preferably feeler 9 is mounted by a slot 9a on a pin 1a fixed to the camera and spring 8 urges the feeler end 9b in contact with the film 2 in an anti-clockwise direction opposite to the direction of film transport shown by the arrow 10. Control member 16 is rotatable about an axis 17 and is urged anti-clockwise by a spring 18. During film transport a pin 9c on feeler 9 is held in notch 16b and feeder 9 is driven into perforation 2a on meeting it, under the action of springs 8 and 18. During further film transport feeler 9b rests against edge of perforation 2a and is carried along by the moving film 2 and the pin 9c slides out of notch 16b and notch 16c slides, along its edge 16a, over the pin 9c, thus pivoting control member 16 anti-clockwise and engaging transport terminating member 11 to terminate film transport. The edge 16a lifts feeler 9 out of engagement with the edges of the perforation 2a during this last movement. Feeler 9 presses on backing paper 3 to help keeping the film stationary. Feeler 9 is normally removed from perforation 2a during shutter release and moved by spring 8 in the opposite direction to the arrow 10. The feeler 9 does not put strain on the film during photographing.
Patent GB-1067655-A (GB)
Title: Device for dispensing documents singly
IPC: B65H3/50
Filed: 1965-09-23
Abstract: 1,067,655. Feeding sheets. ERTMA S.A. Sept. 23, 1965 [Oct. 2, 1964], No. 40522/65. Heading B6B. In sheet separating apparatus having suction pads 5 which grip the leading end of the bottom sheet and bend it to enable it to be gripped by sheet extraction grippers 7, a wedge-shaped air finger 10 is inserted into the gap between the sheets so that air can be blown therebetween as the sheet is extracted. Reciprocation of the finger 10 is achieved with a cam 26 acting through crank 27, shaft 17 and lever 16. The finger 10 reciprocates in a guide sleeve 15 and holes 15 and 20 in the finger and sleeve respectively, form distributing means which supply air to the finger only when the latter is in the advanced position. Pile tables.-The sheets are stacked in a magazine comprising a base-plate 1, sides guides 3 and front guides (4, Fig. 4). Each front guide consists of an endless rubber belt (28). The rear run (28b) of the belt passes through a stirrup member (32) arranged at the upper end of a piston (33) in a cylinder (34). Compressed air is supplied to the cylinder through conduit (35) via a three-way valve (36) controlled by a cam. When the lower sheet is withdrawn, air introduced into cylinder (34) lifts piston (33), which by means of a pawl (37) pivoted in the stirrup (32), moves the belt (28). The stroke of the piston (33), and hence the movement of the belt (28) is governed by an adjustable stop (40). A spring (42) returns the piston to its starting position at the end of the cycle. A spring (43) arranged between the upper pulley (29, Fig. 5) and an adjacent flange, prevents recoil of the belt (28). The cylinder (34) may be actuated after each or several sheets have been extracted.
Patent GB-1518546-A (GB)
Title: Aluminium alloy electrical conductors and processes for their manufacture
IPC: C22F1/05
Filed: 1975-10-03
Abstract: 1518546 Aluminium alloy SOC DE VENTE DE L'ALUMINIUM PECHINEY 3 Oct 1975 [4 Oct 1974] 40551/75 Heading C7A An aluminium alloy of composition:- Mg 0À1 to 0À7% Si 0À1 to 0À6% Fe 0À1 to 0À6% Nr 0 to 0À6%@ 0À05-0À6% Co 0 to 0À6%@ Al plus impurities balance. such that The alloy may be processed into wire form by casting rolling and/or drawing and may be heattreated for 1-12 hours at 200-300C or alternatively may be heated up to 400C and enamelled. The alloy may be used as electrical applications e.g. multi-strand cable for domestic and telephone applications or in strip form as a connector bar.
Patent GB-1190524-A (GB)
Title: Rotary Fluid-Flow Meter.
Inventor: WRINKLE RAYMOND L
IPC: G01F3/10
Filed: 1968-08-27
Abstract: 1,190,524. Rotary fluid-flow meters. AMERICAN METER CO. Aug. 27, 1968, No. 40916/68. Heading F1F. A rotary fluid-flow meter comprises a casing 11 containing a crescent-shaped member 20, which in co-operation with the wall of a circularcylindrical bore 17 and a part-cylindrical surface 31 defines an annular channel 27 intersected by a parallel eccentric cylindrical-cavity 30 for a two bladed rotor 34 and inter-meshing rotary-abutment 44, respectively, the latter being coupled to the rotor by a train of gears 53, 54, 55 so as to rotate synchronously therewith in the same direction. The gear 53 is lodged within, and fixed to, a hollow head 63 on the rotor, the gear 54 mounted rotatively on a disc 23 attached to the member 20 and carrying bearings 35, 47 for the rotor and the abutment, respectively. A yoke 59 connects the head 63 to a register (not shown) or the like. A second embodiment, Fig. 9 and 10 (not shown), differs from that shown chiefly in that the axes of rotation of the rotor and the abutment are orientated horizontally and the rotor has four blades instead of two, the abutment having two pockets (150) for the passage of said blades instead of the single pocket 50, Fig. 1. A third embodiment, Figs. 11 and 12 (not shown), differs from that shown chiefly in that the rotor has three blades and the abutment has two pockets.