baber/WOPTO huggingface dataset:
Patent GB-1513648-A (GB)
Title: Detection of gentamicin
IPC: G01N33/94
Filed: 1976-11-03
Abstract: 1513648 Gentamicin detection G H SCHERR 3 Nov 1976 [8 March 19761 45706/76 Heading G1B A Gentamicin-sensitized particle comprises a carrier macro-molecule supporting gentamicin, which macro-molecule is either adsorbed on or co-valently bonded to the surface of the particle, the sensitized particle being agglutinable in the presence of antigentamicin serum. The particle may be a red blood cell, a microbial cell or a synthetic polymer. It is suitably a tanned red blood cell. The carrier macromolecule is suitably a protein. The gentamicin sensitized particles may be used in a method for detecting gentamicin in human serum or other fluid, which method comprises: (a) affixing gentamicin to a carrier macro-molecule; (b) injecting the product of step (a) into suitable animals on an appropriate injection schedule; (c) harvesting the serum from animals thus injected to procure anti-gentamicin antibodies after removing the serum by absorption with the carrier macro-molecule; (d) preparing sensitized fixed red blood cells to which has been adsorbed or co-valently bonded the gentamicin macro-molecule complex; (e) titrating the absorbed antiserum from step (c) against free gentamicin in a welled tray or small tube to which is added the sensitized fixed red blood cells which will agglutinate in the absence of gentamicin (i.e. leave uncoupled the anti-gentamicin serum) or the cells will settle (not agglutinate) in the absence of anti-gentamicin sera resulting from the free gentamicin in the sample being tested neutralizing all of the anti-gentamicin serum.
Patent GB-1285949-A (GB)
Title: Mechanism for closing and opening the cover of a pressure-and-vacuum autoclave
IPC: B01J3/03
Filed: 1969-09-17
Abstract: 1285949 Autoclave cover operating mechanism BIURO KOMPLETOWANIA ZAKLADOW DRZEWNEGO "BEKAZED" 17 Sept 1969 [3 Oct 1968] 45734/69 Heading E2M [Also in Division F2] A pressure-and-vacuum autoclave is closed by a cover 2 which is connected to the autoclave body 1 by a toothed connecting ring 3 and which is movable away from the body 1 on horizontal guideways 8 and vertical guideways 9. The cover 2 is supported on rollers 7 of a carriage 6 and is moved horizontally by actuators 5 and vertically by a chain and drum system 10, 12, 13. Actuators 4 rotate the connecting ring 3 so that its teeth are in or out of alignment with teeth on the cover 2 to close the autoclave or allow the cover 2 to be moved away from the body 1 respectively. A safety locking unit 14 comprises a locking pin 19 passing through the ring 3 and movable into a recess in the autoclave body 1 to prevent rotation of the ring with the cover 2 in the closed position, a valve (25) connecting the interior of the autoclave with the atmosphere and which is locked in the open position by a bar (20) during the opening and closing operations of the cover 2 and is closed, but not locked whilst the autoclave is in operation, and a valve (24) which is locked in the closed position during the opening and closing operations of the cover by a bar (21), and locked in the open position by means of the bar (20) to supply steam continuously to a sealing ring (22) located between the cover 2 and autoclave body 1 whilst the autoclave is in operation. The bar (21) locks the pin 19 in the recess whilst the autoclave is in operation.
Patent GB-1188196-A (GB)
Title: Shock Absorbing Foam
Inventor: ERICKSON ROBERT EVERETT
IPC: C08L21/02
Filed: 1967-10-06
Abstract: 1,188,196. Latex compositions. DOW CHEMICAL CO. 6 Oct., 1967 [6 Oct., 1966], No. 45823/67. Headings C3C and C3P. An aqueous composition comprises, dry weight, (a) 25 to 50 parts by weight of a copolymer of a styrene 70-84%, an aliphatic conjugated diene 15-25%, and an α,#-ethylenically unsaturated aliphatic carboxylic acid 1-5%, (b) 75 to 50 parts by weight of a copolymer of a styrene 36-45%, an aliphatic conjugated diene 54-60%, and an α,#-ethylenically unsaturated aliphatic carboxylic acid 1-4%, and for each 100 parts of (a) and (b) combined, (c) 2À5 to 10 parts by weight of a water-dispersible melamine-formaldehyde resin, and (d) from 40 to 150 parts by weight of finely divided inorganic filler. Polymers (a) and (b) are each preferably butadiene-styrene-acrylic acid terpolymers and the filler is preferably aluminium silicate. The composition may contain emulsifier, e.g. sodium lauryl sulphate, silicone fluid and methyl cellulose. The compositions are foamed by beating air into the blend to form a wet froth of density 10-13À5 pounds/cu. foot on a dry basis, curing and drying.
Patent GB-1073304-A (GB)
Title: Improvements relating to structural members for use as pillar or column units in building frameworks
Inventor: SCOTT KENNETH ELI
IPC: E04C3/07
Filed: 1964-02-19
Abstract: 1,073,304. Columns for buildings. RIGID FRAME CONSTRUCTION Ltd. Feb. 17. 1964 [Feb. 19, 1963], No. 45866/64. Divided out of 1.011,092. Heading E1B. An elongated structural member such as a pillar or column comprises at least two angularly disposed longitudinally extending limbs 4, Fig. 1, each comprising a web having transverse corrugations presenting flat crest and trough portions 7 braced by transverse portions 8, connecting a pair of spaced apart chord members 3, 3<SP>1</SP>. The edges of the portions 7 project beyond the edges of the portions 8 to provide recesses in the webs within which the chord members are fitted and secured. Two limbs may be connected together along the edges of the chord members 3<SP>1</SP> ,  to form an L sectioned member, or three limbs may be so connected to form a T-sectioned member, Fig. 4 (not shown): In another construction of a T-sectioned member the inner chord member 3<SP>1</SP>, Fig. 5, of the limb forming the stem of the T is secured directly to the web part forming the cross-head of the T. Bearer plates 5, which may having fixing holes 10 Fig. 1, are connected across top and bottom ends of the members. Preferably, the members may be made of metal the several component parts being connected by welding, but a plastics material may also be used.
Patent GB-1191077-A (GB)
Title: Method of Manufacturing Plated Polypropylene Shaped Articles
IPC: C23C18/20
Filed: 1968-09-27
Abstract: 1,191,077. Coating plastic surfaces with metal; electro-plating. MITSUBISHI PETROCHEMICAL CO. Ltd. Sept.27, 1968 [Sept. 30, 1967; June 17, 1968], No.45996/68. Heading C7B and C7F. A metal-plated polypropylene article is made by treating a surface of a polypropylene composition containing 20-50% by weight of an inorganic powder, e.g. kieselguhr, CaCO 3 , BaCO 3 , Al 2 O 3 , TiO 2 , BaSO 4 . MgSO 4 , SrSO 4  and/or CaSO 4 , having an average particle size of less than 20 microns with an acid solution containing an oxidizing agent, e.g. CrO 3  and H 2 SO 4  solution at 50-90 C. for 10-60 minutes, then metal-plating, preferably by a chemical plating process (e.g. using CuSo 4 -Rochelle salt-formalin reduction solutions) followed by an electroplating process (e.g. using CusO 4 -H 2 SO 4  bath). Alternatively, the surface may be degreased, then etched, sensitized and/or activated. Thus prior to plating, the acid-treated surface may be immersed in an aqueous HCl solution containing SnCl 2 , then in one containing PdCl 2  . An example specifies a chemically Cu-plated article subjected to electroplating first in a Cu pyrophosphate-K 2  oxalateammonia bath, then in a CuSO 4 -H 2 SO 4  bath, then in NiSO 4 - NiCl 2  - H 3 BO 3  bath, and finally in a CrO 3 -H 2 SO 4  bath.
Patent GB-1022741-A (GB)
Title: Process for the production of ú­-amino-aryl aldehydes
IPC: C07D295/112
Filed: 1963-11-22
Abstract: p-Aminoaryl aldehydes of the general formula <FORM:1022741/C2/1> wherein R and R1 each represent a hydrogen atom or an unsubstituted or substituted alkyl, cycloalkyl, or aralkyl, radical or R may also be an aryl radical, or the radicals R and R1, together with the nitrogen atom, can form a heterocyclic ring, and wherein the phenylene ring A may contain further substituents and also a further condensed 6-membered carbocyclic ring, or functional derivatives thereof, are made by reacting a corresponding amino compound which has a hydrogen atom instead of -CHO, at elevated temperature with hexamethylene tetramine and formaldehyde or a formaldehyde-yielding agent, e.g. paraformaldehyde, in the presence of glacial acetic acid, optionally with the addition of acetic anhydride and/or concentrated mineral acid. The hexamethylene tetramine may be replaced by a mixture of ammonia or its salts with weak acids and paraformaldehyde or formaldehyde in aqueous solution or in gaseous form.  The preferred temperature range is 80-140 DEG  C.
Patent GB-1029600-A (GB)
Title: Improvements in or relating to the winding of yarns
Inventor: TAYLOR JAMES DOVE WILFORD
IPC: B65H54/10
Filed: 1961-12-27
Abstract: A disc of woollen or like relatively soft and bulky yarn is formed by winding the yarn between a pair of plates 10, 12, Fig. 2 (not shown) whilst applying a compacting pressure to the periphery of the disc in a manner permitting the yarn to cross wind at random.  The compacting pressure is applied by a resiliently loaded arm 16.  To release the wound disc the plate 12 is moved to the right against the spring 13 and the spindle 11 is moved to the left relatively to the plate 10.
Patent GB-1217858-A (GB)
Title: Improvements in or relating to coal cutter drums
Inventor: WITHAM BERTRAM
IPC: E21C25/10
Filed: 1967-10-13
Abstract: 1,217,858. Rotary cutter drums. HEELEY (MINING MACHINERY) CO. Ltd. 26 Sept., 1968 [13 Oct., 1967], No. 46907/67. Heading E1F. A coal cutter drum comprises parts 40 adapted to receive cutter picks 46 and extending longitudinally of the drum, the parts being carried at or near their ends by supports which are variable in size radially of the drum. The supports are provided by end-plates 16 each of which has an inner portion 20 and outer portions 22 having guides and mating- parts 24, 26 whereby the distance of each outer-portion from the drum axis may be varied, replaceable distance pieces 28, 30 being provided between the portions 20, 22 if desired. The parts 40 are helical and each carries two rows of picks. In a second embodiment, Fig. 3 (not shown), the adjacent edges of the outer portions of the end plates extend radially of the drum and have distance pieces disposed between them. In a third embodiment, Fig. 4 (not shown), the guides and mating parts are omitted, and there are five outer portions. The parts 40 may be straight and have a single row of picks, and the distance pieces may be adjustable, e.g. wedges or screw jacks.
Patent GB-1441628-A (GB)
Title: Method and apparatus for producing knitted articles
IPC: D04B39/00
Filed: 1973-10-10
Abstract: 1441628 Knitting apparatus C CORBIERE 10 Oct 1973 [10 Oct 1972] 47399/73 Heading D1C Fabric is knitted by introducing yarn into a series of orifices to form a row of sinusoidal loops 20 which are then positioned and held so that a second now of loops 22 also formed through the orifices and lying in a different plane from that in which the first row are now positioned after which the first row of loops are released and drawn back through the orifices while the second row are positioned to receive the third row. The machine may be circular and has hooks 15 which pull the loops down as they are formed and then push them up to receive the next row of loops. "Sinkers" 13 are provided to push down the fabric as it is formed, pulling the loops back out of the orifices. Yarn 1 is fed into a passage 3 in a spinning top 14 rotated by a notched belt 5. It is blown by compressed air through passage 7 to exit 8 where it encounters a stationary cylindrical member 9 with orifices 10. "Sinkers" 13 and hooks 15 are carried on members 12 and 14 each having a butt which engages a cam track on the rotating top 4.
Patent GB-1060170-A (GB)
Title: Improvements in junction devices for gravity conveyors
Inventor: DOLLING VICTOR EDWARD
IPC: B65G13/00
Filed: 1964-11-23
Abstract: 1,060,170. Roller conveyer. BAGSHAWE & CO. Ltd. July 30, 1965 [Nov. 23, 1964], No. 47532/64. Heading B8A. Articles conveyed from the left on rollers 1 may be diverted on to rollers 7 or rollers 13 (or may proceed straight forward) by mounting the rollers 1 on vertical pivots 5 and connecting the rollers by links 9 to lever 16 so that the three positions of the lever determine the three possible paths of an article.
Patent GB-1189635-A (GB)
Title: Improvements in or relating to Adjusting Means.
Inventor: NORMAN ALAN ERNEST
IPC: E05F11/38
Filed: 1967-10-19
Abstract: 1,189,635. Detents. WILMOT-BREEDEN Ltd. 10 Oct., 1968 [19 Oct., 1967], No. 47557/67. Heading F2E. [Also in Division E2] A vehicle window adjuster comprises a pivotally mounted window lifting arm 13 (shown cut away in Fig. 1), a rotary drive means with a drive axis aligned with the pivot axis X of the arm, and a pawl assembly with two pawls 12 which are pivotally mounted (at 19) and spring-urged to positions in which they engage a fixed toothed formation so that they respectively lock the arm against movement in both angular directions, the drive means including a drive member 8 which has a degree of free angular movement with respect to the pawl mountings whereby the drive member engages and frees both pawls from the toothed formation before arm 13 takes the drive up. As shown, the pawls are mounted on the arm 13 and are released by the cam-like action of pegs 9 fixed on the " ears " of member 8 as they slide along inclined edges 27 of apertures 10 in the pawls. When the pegs reach the corners of the aperture the drive is taken up by arm 13 via the pawl mountings. In the locked position the pegs are seated at apices 28 of apertures 10, under the action of spring 25. The mechanism may be inside a vehicle door, and member 8 is then connected to a handle (7, Fig. 2). Spring 32 is provided to counterbalance the window.
Patent GB-1384366-A (GB)
Title: Camera adapter
IPC: F16M11/04
Filed: 1973-10-11
Abstract: 1384366 Camera supports POLAROID CORP 11 Oct 1973 [24 Oct 1972] 47560/73 Heading G2A An adapter for supporting a foldable camera (on a tripod or on a level surface) prevents, when fitted to the camera, inadvertent folding thereof. As shown, the camera is of the type comprising housing sections 12, 14, 16, 18 coupled together by pivots 20, 22, 24, 26, and shown in Fig. 1 unfolded into the operative position. In this position the optical axis 54 makes an angle # with the bottom of the base section 16, preferably about 15 degrees. The adapter 66 has a front portion 68 and a U-shaped rear portion 70. Portion 70 has resilient arms 84, 86 with hooked ends 88, 90 which engage over the top face 92 of side walls 32, 34 of housing section 16. Folding of the camera is commenced by pushing an erecting link 31 in the direction of the arrow, during which movement it encounters an extension 108 of hooked end 90, which prevents any further folding. Thus the camera cannot be folded up while supported on the adapter. When placed on a level surface, the adapter rests on the bottom 74 of front portion 68 and a pair of feet 102 at the rear end of rear portion 70. Front portion 68 is wedge-shaped, with its top and bottom faces 72, 74 at an angle # to each other. Thus when resting on a level surface the optical axis is oriented in a horizontal position. The adapter has a threaded bore 78, so that it may be attached to a tripod.
Patent GB-1070557-A (GB)
Title: Limited leakage shaft seal
IPC: F16J15/34
Filed: 1964-11-24
Abstract: 1,070,557. Mechanical seals. P. C. STEIN. Nov. 24, 1964 [June 1, 1964], No. 47816/64. Heading F2B. In a fluid seal for a rotary shaft 14 comprising a seal ring 20 axially movable by fluid pressure acting on opposed surfaces thereof and having a sealing face 22 which co-operates with a sealing face 18 of a runner 16 on the shaft to form a gap 50 therebetween through which limited leakage occurs from the high pressure side 12 to the low pressure side 48 of the seal, the pressure drop across the gap is made non- uniform by providing a shoulder 54 on the face 22 whereby the thickness of the gap between its high pressure extremity 52 and the shoulder 54 is greater by the offset amount 58 than the thickness between the shoulder and the low pressure extremity 51, the offset 58 being between 0À0001. to 0.001 inch. The ring 20 is sealed by an 0-ring 30 to a cap 24 secured to the shaft housing 10 and is prevented from rotating by pins 36 on the cap engaging recesses 38 in the ring. In operation, the ring 20 automatically occupies an axial equilibrium position with a predetermined gap thickness depending on the pressure differential across the seal. The gap thickness may be from 0.0002 to 0.002 between 52 and 54. In order to close the gap 53 when the pressure differential is small, the ring 20 is urged towards the face 18 by springs 40. In a modification (Fig. 3) the shoulder (92) is formed by an insert (90) housed in a recess (86) in the ring (80) and projecting therefrom by an amount equal to the height of the shoulder.
Patent GB-978689-A (GB)
Title: Differential pressure gauges
Inventor: ORVISS VICTOR
IPC: G01L7/16
Filed: 1962-12-20
Abstract: 978, 689. Differential pressure gauges. HYDRAULECTRIC ENTERPRISES Ltd. Dec. 17, 1963 [Dec. 20, 1962], No. 48198/62. Heading G1L. [Also in Division H2] In a differential pressure gauge in which a spring loaded axially movable piston 21 has its end faces exposed respectively to the two pressures to which the gauge is to be subjected, the piston 21 rotates, through rack and pinion gears 37, 44, the spindle 45 of an indicating and control mechanism and a cam 58 mounted on the spindle 45 actuates a movable member 63 of an electric switch 60. In an alternative arrangement, Fig. 4, (not shown), the piston 21 is replaced by a resilient diaphragm.
Patent GB-1270874-A (GB)
Title: Arrangement for building and/or drydocking a ship
IPC: B63C1/08
Filed: 1969-10-02
Abstract: 1,270,874. Drydocking and building of large ships. ERIKSBERGS MEKANISKA VERKSTADS A.B. 2 Oct., 1969 [8 Oct., 1968], No. 48476/69. Heading B7S. An intermediate section of a ship being built or drydocked in a dock where the available space is less than the length of the ship is enclosed by the dock entrance 3 and two gate doors 6 extend from the side walls 2 of the dock. The upper edge of sill 4 extending across the entrance is provided with sealing members and the ship and/or the doors 6 are provided with sealing boxes 15 which fit the free space between the ship and the doors.
Patent GB-1194079-A (GB)
Title: Improved Process for Producing Linear Alpha Olefins
Inventor: BEARDEN ROUBY JR
IPC: C07B61/00
Filed: 1968-10-14
Abstract: 1,194,079. Preparing linear low molecular weight polyethylene. ESSO RESEARCH & ENG. CO. 14 Oct., 1968 [16 Oct., 1967], No. 48562/68. Heading C3P. [Also in Division C5] Linear low molecular weight (70 to 300) polyethylenes are obtained by polymerizing an ethylene-containing gas in the presence of the reaction product of a compound of formula TiX 4 , TiX 3 OR<SP>1</SP> or TiX 3 OOCR<SP>1</SP>, where X is chlorine or bromine, and R<SP>1</SP> is alkyl, aralkyl, cycloalkyl, or aryl and an aluminium compound such that the formula of the compound after reaction is AlR n X 3-n , where R is alkyl, aralkyl or cycloalky], X is Cl, Br or I, and n is less than 2 but above zero, in the presence of a diluent which is an aromatic, halogenated aromatic, or halogenated aliphatic compound, at temperatures below 75‹ C. and pressures sufficient to liquefy the ethylene, and in the presence of 5 to 50 mole per cent of the titanium compound of an organic phosphine or phosphite catalyst modifier. In examples, ethylene is homopolymerized in the presence of a TiCl 4 - (C 2 H 5 ) 2 AlCl-(C 2 H 5 )AlCl 2 -trioctyl phosphine, tributyl phosphine or triethyl phosphite catalyst in the presence of xylene as diluent, and the reaction terminated with isopropanol.
Patent GB-1429609-A (GB)
Title: Automated audio health history acquisition system
IPC: A61B5/00
Filed: 1974-11-11
Abstract: 1429609 Selective signalling INTERNATIONAL HEALTH SYSTEMS Inc 11 Nov 1974 [23 Nov 1973] 48682/74 Addition to 1383095 Heading G4H An automated health-history acquisition system which presents recorded questions to the patient audibly, as in parent Specification 1,383,095, also has means controlling lights distributed over one or more human figure models to display a desired simulated pain or discomfort pattern as a question is asked. Other features not in the parent Specification are the provision of answer buttons for "sometimes", "don't understand", "repeat question", "next question" as well as "yes", "no", "don't know", and the use of a telephone touch tone handset with overlay as an alternative method of answering the questions.
Patent GB-1359170-A (GB)
Title: Laminated panels incorporating glass sheets
IPC: C03C21/00
Filed: 1971-05-21
Abstract: 1359170 Glass laminates GLAVERBEL 21 May 1971 48841/73 Divided out of 1359166 Heading B5N [Also in Division C1] A glass panel comprising a first sheet of glass 2 secured by an intervening organic sheet 3 to a second sheet of glass 1, both sheets 1 and 2 having been chemically tempered, is characterized in that the second sheet 1 can be flexed to impose flexing forces on the first sheet 2 sufficient to break that sheet but the relative inherent strengths of the sheets 2, 1 are such that, if tested independently the resistance of the first sheet 2 to breakage by flexure in a direction such that the flexure imposes tensioning forces on its side 5 which in the panel is remote from the second sheet 1 would be higher than the resistance of the second sheet 1 to breakage by flexure which imposes tensioning forces on the side 6 of the sheet which in the panel faces the first sheet 2. The panel may be flat or curved in one or more planes. Preferably the first sheet 2 is at least 1À25 times the thickness of the first sheet 1. The sheets 1 and 2 may form the external faces of the panel or the faces may be covered by a sheet which is not a strength member or by a coating layer. In addition to chemical tempering, effected in both examples by immersion of sheets 1 and 2 of a soda line glass in a KNO 3  bath, part or all of side 5 of sheet 2 and in some cases also side 4 of sheet 1 may be subjected to a weakening treatment. This may be surface abrasion as by a powder of iron oxide, cerium oxide or alumina or a mixture of two or more thereof or by surface scratches. Such scratches are preferably in one main direction, which in a windscreen, will be in a direction normal to the longitudinal axis of the screen, the scratches having a depth less than 5 microns. The treatment may be before or after the chemical tempering. In addition, a supplementary strengthening treatment of sheet 2 at least locally may be effected after the chemical tempering and before the weakening treatment. The treatment may be chemical dissolution of a surface layer by a medium in liquid or gaseous state, the preferred medium being one containing fluoride ions, such as ammonium fluoride or an aqueous solution containing hydrofluoric acid, plus for example sulphuric acid, which is sprayed on. One or both sheets may be in a state of elastic flexure, which may be by means of the sheets per se or by a frame. The intervening organic sheet is preferably a sheet of polyvinylbutyral or a high molecular weight polycarbonate of a bisphenol and the adhesive used is a polyvinylacrylate. Specifications 1,274,731; 1,359,166; 1,359,168 and 1,359,169 are referred to.