baber/WOPTO huggingface dataset:
Patent CH-715167-A1 (CH)
Title: Dispositif d'affichage astronomique.
Inventor: JEAN-MARIE BOUQUIN
IPC: G04B19/28
Filed: 2018-07-12
Abstract: L’invention concerne un dispositif d’affichage astronomique (1) pour pièce d’horlogerie, comprenant: – un disque de voûte céleste (3) muni d’une courbe (5) représentant l’horizon; – un disque de carte (7) portant une carte du ciel (9) illustrant une pluralité d’objets célestes, ledit disque de carte (7) étant coaxial audit disque de voûte céleste (3), dans lequel l’un parmi ledit disque de voûte céleste (3) et ledit disque de carte (7) est monté mobile en rotation par rapport à l’autre et est destiné à être entraîné en rotation par un mouvement horloger (18) à une vitesse angulaire relative de substantiellement un tour par jour sidéral; caractérisé en ce que ledit dispositif d’affichage (1) comporte en outre un premier (11) et un deuxième (13) organes indicateurs montés coaxialement et mobiles en rotation, l’un desdits organes indicateurs (11) portant une échelle (15) définissant des divisions de temps, l’autre desdits organes indicateurs (13) portant un index (17) coopérant avec ladite échelle (15), lesdits organes indicateurs (11, 13) étant déplaçables angulairement et agencés de manière à: – indiquer un objet céleste d’intérêt par le biais d’un premier desdits organes indicateurs (11); et – indiquer une position d’intérêt sur ledit disque de voûte céleste (3) par le biais d’un deuxième desdits organes indicateurs (13), ladite position étant destinée à être atteinte par ledit objet céleste d’intérêt à un moment futur, la durée jusqu’audit moment futur étant indiquée sur ladite échelle (15) par le biais dudit index (17).
Patent WO-8910825-A1 (WO)
Title: Device for improved sawing of a piece into thin slices
Inventor: HAUSER CHARLES
IPC: B24B57/04
Filed: 1989-05-08
Abstract: A device for sawing pieces into thin slices by means of a row of parallel wires (2) coated with a slip is characterized by the presence of one or more pieces (3) placed near the object (1) to be sawn so that their presence ensures a uniform pressure and quantity of slip near the point at which the wire enters the piece (1) bo be sawn.
Patent WO-9302835-A1 (WO)
Title: Belt grinder
Inventor: MAIER URS
IPC: B24B21/14
Filed: 1992-06-30
Abstract: The grinding belt (79) of the belt grinder is guided over a drive roller (86) and a contact roller (78) and tightened by a belt tensioner. To improve the matching of the contact roller (78) to the surface (4) to be ground, it has a floating suspension. In addition, guide rollers (80, 82) for the grinding belt (76) are fitted on both sides of the contact roller (78).
Patent WO-9935007-A1 (WO)
Title: Ultraleichter, schall- und schockabsorbierender bausatz
Inventor: ALTS THORSTEN
IPC: F16F7/12
Filed: 1999-01-06
Abstract: Ultraleichter, schall- und schockabsorbierender Bausatz mit mindestens einer Auflageschicht (2), einer Zwischenschicht (3) und einer Abdeckschicht (6), welche Zwischenschicht (3) aus einer Vielzahl nebeneinander angeordneter Hohlkörper (4) gebildet ist, deren Wandungen perforiert sind und damit ein komplexes Hohlraumlabyrinth bilden. Die Abdeckschicht (6) weist bevorzugterweise eine mikroporöse Versteifungsschicht (8) auf, mit welcher ein Luftströmungswiderstand von 900 Ns/m3 < Rt < 2000 Ns/m3 erzeugt wird. Die Wandungen der Hohlkörper (4) sind derart dimensioniert, dass diese eine Stauchung von mindestens 50 % bei einer maximalen Plateauspannung von 0.5 MPa < σ < 1.2 MPa zulassen und dabei eine Aufprallenergie von ca. 0.5 MJ/m3 inelastisch vollständig in Deformationsarbeit umwandeln.
Patent WO-03001507-A1 (WO)
Inventor: LI JINYU
IPC: G10L15/14
Filed: 2001-06-22
Abstract: A method and system for incorporating frame correlation in a hidden Markov model is disclosed. The method includes calculating frame independent parts of a speech, inputting the frame independent parts to a Gaussian model, and computing frame probability. Auto-regressive coefficients are then computed from the frame probability.
Patent WO-2004100807-A1 (WO)
Title: Micro-pipette avec ouverture oblique
Inventor: XIA JIAHUI
IPC: A61D19/04
Filed: 2003-05-19
Abstract: La présente invention concerne une micro-pipette. L'extrémité de maintien de la micro-pipette présente une ouverture oblique, c'est-à-dire que la surface d'extrémité de cette partie de maintien fait un angle aigu par rapport à l'axe transversal de cette partie, angle inférieur à 90° et compris de préférence entre 25 et 85°. La présente invention offre l'avantage de pouvoir percer une zone pellucide par le côté (et non par la surface observée) d'un oeuf ou d'un embryon avec une micro-aiguille d'injection en vue d'une incubation, sans que oeuf ou l'embryon ne soient déformés par la pression. C'est un avantage pour de multiples micro-procédés. La micro-pipette et son mode d'utilisation permettent de protéger efficacement l'embryon contre les dégâts et de favorisent une croissance saine de cet embryon.
Patent WO-9530056-A1 (WO)
Inventor: CHEN KUOCHUNG
IPC: E02D5/04
Filed: 1995-01-10
Abstract: Tubular sheet piling includes a piling body (1) of several pipes (10, 11) and sheet portions (12) therebetween, a foot (2) and a ring (3) for injecting grout, the ring (3) is inserted into the pipe (10, 11) at the connection between the body (1) and the foot (2) or the adjacent bodies (1), and is formed with injecting holes (31) communicating with the inner surface of the ring (3) and the outer surface of the pipe. The outer diameter of one outside pipe (10) is smaller than that of the other pipes (11), the pipe (10) of smaller diameter is fixed with a guide cutter (14) for the pipe (11) at its end near to the foot to insert the pipe (10) into the pipe (11) of adjacent sheet piling so that the adjacent pilings are jointed to each other; the outside of the piling is also formed with recessions (52) and projections (51) to connect the adjacent pilings to each other.
Patent WO-0016146-A1 (WO)
Inventor: KUPILIK PAVEL
IPC: G02B6/44
Filed: 1998-11-02
Abstract: The optic fibre cable for transmission networks, the inside structure of said cable, being envelopped by the outer sheath (7), consists of the central tube (2) in which at least one optic fibre (1), with protection, is situated. Further, said structure consists of a tensile element, having a form of the bedding (3), and/or of the strand (4) and of the filling cover (5). On the filling cover (5), under the outer sheath (7), the fire-blocking layer (6) is situated which consists of glass-textile ribbon and/or metallic foil.
Patent WO-0078500-A1 (WO)
Title: Werkzeugmaschine mit metallbauteilen aus metallschaum und herstellungsverfahren dafür
Inventor: KROLL DIETER
IPC: B22F7/00
Filed: 2000-06-15
Abstract: Bei einer Werkzeugmaschine ist ein zu bewegendes Metallbauteil (1), vorzugsweise ein Schlitten der Werkzeugmaschine, durch eine geschlossene Aussenschale (2) aus Metall gebildet, deren Innenraum (3) zumindest teilweise mit einem Metallschaum (4) gefüllt ist. Dazu kann die Pulvermischung des Metallschaums (4) in die Aussenschale (2) eingelegt und darin durch Wärmezufuhr aufgeschäumt werden. So weist das Metallbauteil trotz geringen Gewichts erhöhte mechanische Dämpfungseigenschaften auf.
Patent WO-0124940-A1 (WO)
Inventor: RISSE UWE
IPC: B05B7/14
Filed: 2000-10-02
Abstract: L'invention concerne un dispositif permettant de renvoyer à l'état aéroporté les poussières déposées présentes sous la forme de particules solides sédimentées. A cet effet, les particules sédimentées sont réduites en poussière dans un contenant (1) à l'aide d'une membrane vibrante (3) et évacuées à l'aide d'un flux de gaz de transport réglable. Des grandeurs de particules sélectionnées sont, de préférence, évacuées et cédées à une valorisation ultérieure.
Patent WO-0232749-A1 (WO)
Title: Roller und zugehörige halterung
Inventor: SCHINDLBECK RALPH
IPC: B62B17/02
Filed: 2000-11-20
Abstract: Die vorliegende Erfindung betrifft einen Roller, insbesondere Microscooter oder Kickboard, mit mindestens einer Kufe (63) zum Gleiten auf Schnee oder Eis und eine zugehörige Halterung zum Befestigen der Kufe (63) an dem Roller, wobei die Halterung lösbar am Roller anbringbar ist.
Patent WO-0241408-A1 (WO)
Title: Solarzellen-oberfläche
Inventor: KOENIG DIRK
IPC: H01L31/0216
Filed: 2001-11-16
Abstract: Die Erfindung betrifft eine Solarzellen-Oberfläche mit Elektroneninjektionskontakten, bestehend aus: a) einer Siliziumschicht (SS) als Basismaterial, b) einer sich auf der Siliziumschicht SS befindenden dünnen Siliziumoxidschicht (SOS), c) einer sich auf der dünnen Siliziumoxidschicht (SOS) befindenden Fluoridschicht (FS), d) metallischen Kontakten K. Erfindungsgemäss befindet sich an der Grenzfläche zwischen Fluoridschicht (FS) und Siliziumoxidschicht (SOS) oder in der unmittelbaren Nähe der Grenzfläche zwischen Fluoridschicht (FS) und Siliziumoxidschicht (SOS) eine hohe negative Festladung. Zusätzlich wird die Siliziumschicht mit metallischen Kontakten (K) elektrisch nach aussen verbunden. Dabei können sich die metallischen Kontakte direkt auf der Siliziumschicht, auf der Siliziumoxidschicht, auf dem Schichtverbund Siliziumoxid - Fluorid oder aber direkt auf mit Akzeptoren hoch dotierten p+-Gebieten befinden. Die Erfindung kann insbesondere für die Erzeugung eines sehr starken negativen Driftfeldes in einer Siliziumschicht genutzt werden.
Patent WO-03033379-A1 (WO)
Title: Verpackung für eine magnetstreifenrolle
Inventor: LUBER KLAUS
IPC: B65D85/67
Filed: 2002-09-18
Abstract: Es wird eine Verpackung (10) für eine auf ein Kernelement (32) aufgewickelte Magnetstreifenrolle (12) beschrieben, mit einem Wannenelement (14) mit einem Boden (15), von dem ein zentraler Zentrieransatz (20) zum zentrierten Festlegen des Kernelementes (32) der Magnetstreifenrolle (12) und vom Zentrieransatz (20) radial gleich weit entfernte Stapelansätze (22) zum Aufeinanderstapeln von Wannenelementen (14) in die gleiche Richtung nach oben stehen.
Patent WO-03094584-A1 (WO)
Title: Verfahren zur erzeugung einer grabenstruktur in einem polymer-substrat
Inventor: LESJAK STEFAN
IPC: B23K26/40
Filed: 2003-04-01
Abstract: Zur Erzeugung einer Grabenstruktur mit steilen und rückstandfreien Seitenwänden in einem insbesondere glasfaserverstärkten Substrat (1) wird das Substrat mit einer konformen Maske (10) versehen, welche Aussparungen entsprechend der zu erzeugenden Grabenstruktur (3) aufweist. Der Laserstrahl (15) wird dabei derart über die Aussparungen der Maske geführt, daß die energiearmen Randbereiche (5) des Laserstrahls (FL) abgeschirmt werden und der auf die Polymeroberfläche treffende Anteil (4) des Laserstrahls an jedem Punkt eine Energiedichte oberhalb einer Schwelle (FG) aufweist, bei der das Substratmaterial einschließlich einer gegebenenfalls vorhandenen Glasfaserverstärkung vollständig abgetragen wird.
Patent WO-2004003626-A1 (WO)
Title: Einrichtung und verfahren zur laserstrahlablenkung für optische messsysteme
Inventor: REHM WOLFGANG
IPC: G02B26/08
Filed: 2003-06-07
Abstract: Eine Einrichtung zur Laserstrahlablenkung für optische Messsysteme umfasst ein optisches Element (11) zur Ablenkung eines einfallenden Laserstrahls und eine Antriebseinheit zur Erzeugung einer Rotationsbewegung zwischen dem optischen Element (11) und dem einfallenden Laserstrahl, um den Laserstrahl in verschiedene aufeinander folgende Richtungen abzulenken. Das optische Element (11) umfasst mindestens zwei Segmente (12a, 12b) zur Ablenkung des einfallenden Laserstrahls um jeweils einen festen Ablenkwinkel. Bei der Rotationsbewegung trifft der Laserstrahl nacheinander auf die verschiedenen Segmente (12a, 12b). Das optische Element (11) ist scheiben- oder ringförmig gestaltet, und die Segmente sind keilförmig mit geneigten Oberflächen. Bei einem Verfahren zur Laserstrahlablenkung wird ein zur Rotationsachse (A) versetzt einfallender Laserstrahl während einer Zeitdauer (t) durch jedes Segment (12a, 12b) in genau eine definierte Richtung abgelenkt.
Patent DE-1809786-A1 (DE)
Title: Alginates with improved water dispersibility
Inventor: M HUSAINI DR SYED
IPC: A23L29/256
Filed: 1968-11-19
Abstract: Algine treatment to improve water-dispersibility. Is carried out by mixing the algine with water, pref. with 3-500 kg water per 100 kg algine, esp. sodium alginate, until homogeneous algine particles are obtd. the particles may be dried and ground to a fine powder. They are useful in prodn. of jellies and may also be used in prepns. for preventing boiler scale, in wall paper adhesives, in printing materials and in soil treatment agents.
Patent DE-1902504-A1 (DE)
Title: Mgo additive preparation for oil burners for - boilers
Inventor: GRANDJEAN EDMUND
IPC: F23J7/00
Filed: 1969-01-18
Abstract: Additives of MgO, dolomite etc. are used for neutralising acid combustion gas components. The pref. powdered additive is mixed to a slurry with a carrier liquid, pref. water, and continuously circulated in a circuit which includes the delivery point; the particles are kept in suspension. A portion of the stream, determined according to the requirements of the burner operation is branched off from the circuit and introduced into the firing space, spatially separated from the fuel inlet.
Patent DE-1904633-A1 (DE)
Inventor: GENE HARNSBERGER BOBBY
IPC: C09K8/502
Filed: 1969-01-30
Abstract: Stabilising underground oil formations as in 1583005 with an aqueous suspn. of sand and cement in an oil fraction with wetting agent which are then contacted with a surfactant to solidify the cement and allow oil to be recovered from the formation. The agent is an aliphatic alcohol, acid or amide or glyceride contg. 10-18C atoms, or an alkyl phenol with 10-18C atoms, alkylnaphthenol with 12-18C atoms. Surfactant a hydrocarbylamine with 12-18C atoms. Surfactant should be ethoxylated nonyl phenol with 9.5 ethylene oxide groups.
Patent DE-1906702-A1 (DE)
Title: Removing oils and fats from process water
IPC: C02F1/76
Filed: 1969-02-11
Abstract: Oils and/or fats are separated from emulsions by treating the emulsions with active chlorine. Preferably, more is added than is consumed. Inert gas or gas mixture is fed to, and/or agitated with, the emulsion, under flotation conditions, and adding heat. Gaseous chlorine escaping from the process is recycled.
Patent DE-1929229-A1 (DE)
Title: Unregistered fancy textile printing process
Inventor: ERICH FEESS DR
IPC: D06P5/12
Filed: 1969-06-10
Abstract: Fancy textile prints of batik-type patterns on cellulosic fibres (without register alignment) are produced by treating the goods with alkali and an oxidising agent and drying. The goods are then printed with one or more colours, each of which contains a reactive dyestuff, the sulphonic ester of a leuco-vat dyestuff and a relatively insol. alkali-absorbing resist material. Alternatively the patterns are produced by treating the goods with a relatively insol. alkali-absorbing resist material relatively inol. in water and drying. The goods are then printed with one or more colours, each of which contains a reactive dyestuff, the sulphuric ester of a leuco-vat dyestuff, an alkali and oxidising agent. In each case oxygen-transfer catalysts may be added. The goods are finally dried and the colours developed in the conventional way.
Patent DE-1949976-A1 (DE)
Title: Hairdressing cape
Inventor: STRUBL FRANZ DIPL-KFM
IPC: A45D44/08
Filed: 1969-10-03
Abstract: The hairdressing cape, whichis cheap and disposable is of polyethylene sheeting and has two perforations which can be parted to form two tying ribbons. Spec. the sheet is rectangular and has a tie at each side.
Patent DE-1960716-A1 (DE)
Title: Carboalkoxyalkyl esters of alpa, beta-un- - saturated acids
Inventor: NIKOLAEWITSCH BODNARJUK FRISIA
IPC: C07C69/54
Filed: 1969-12-03
Abstract: The esters of formula CH2-C(R)-COO-A-COO-R1 are prepd. by thermal reaction of halo substd. carboxylic acid alkyl esters of formula X-A-COO-R1 with the salt of an alpha, beta-unsatd acid of formula CH2=C(R)-COOH in the presence of catalysts such as amines or quaternary ammonium salts with a total carbon atom content of 3-24. R is H or CH3-, R1 is C1-C6 alkyl, A is a divalent C1-C6 hydrocarbon gp. X is a halogen atom and M is Na or K. The process is esp. useful for production of methacrylate esters.
Patent DE-1963727-A1 (DE)
Title: Two head metal strip uncoiling machine
Inventor: STICH ALFRED
IPC: B21C47/18
Filed: 1969-12-19
Abstract: Twin head uncoiling device for sheet metal strip comprises two rollers which can be swung into a working position and which are attached at right angles to either end of an arm which can be rotated round its centre. Locking arms are provided for holding the arm horizontal when being used, the arms being pivoted round floor mounted hinges, and engaging protrusions at the two ends of the arms with the rollers. Furthermore, a wall mounted arm is provided for supporting the rollers in use. All movements are actuated by hydraulic cylinders, the arm being revolved by a rack and pinion mounted on its shaft.
Patent DE-2016994-A1 (DE)
Title: Divided blow mould
IPC: B29C49/48
Filed: 1970-04-09
Abstract: Divided blow mould for mfg. hollow articles as in DT 1,479,494 is modified to induce positive rupturing of the articles at predetermined positions and prevent undue noise surges by providing the half moulds at their interfaces with an axial annular groove and a complementary axial flange, respectively, the groove and flange acting as a throttle for the air issuing from the interior of the article when the half moulds are being opened.
Patent DE-2020816-A1 (DE)
Title: Alkyhydroxythiolbenzoic acid esters, light - stabilizers
Inventor: HERBERT STEINBERG DAVID
IPC: C07C327/00
Filed: 1970-04-28
Abstract: Alkylhydroxythiolbenzoic acid esters, light stabilisers Title cpds. have formula: (where p is 1 - 4; R1 is a 1 - 5C alkyl; R2 is a 3 - 8C alpha-branched alkyl, R1 and R2 together contg. =10C atoms and R is 1 - 22C alkyl or 2 - 20C thiaalkyl, benzyl, 8 - 15C alkyl benzyl, phenyl or 7 - 14C alkyl phenyl, - (CH2)y-COO p-A or y is 1 - 6; A is 1 - 18C alkyl, 2 - 14C alkylene 3 - 14C alkanetriyl or 4 - 14C alkanetetrayl).
Patent DE-2052186-A1 (DE)
Title: Increasing the bulk of a textured synthetic - yarn
IPC: D02J1/18
Filed: 1970-10-23
Abstract: The yarn (of e.g. polyester, polyamide, viscose or cellulose acetate) is drawn between a flat plate and a roller so as to gather up the yarn and increase its bulk. Pref. the plate is formed as a pivotal lever which is urged against the roller by a counter-balance weight, and the yarn is passed through a tensioning device before being wound onto a spool. Pref. the peripheral speed of the roller is between 1 and 3 times the running speed of the yarn, and the weight is movable to vary the pressing force of the plate. Yarn breakage is minimised.
Patent DE-2104909-A1 (DE)
Title: Terephthalic acid prodn - by para-xylene oxidn with oxygen using cobalt and bromine compound catalysts
IPC: C07C51/265
Filed: 1971-02-03
Abstract: Main patent 2,102,486, disclosing continuous prodn. of pure terephthalic acid by one-step oxidn. of p-xylene with O2 at normal press. in presence of Co- and Br cpd. catalyst in glacial AcOH as solvent and of Ac2O, while maintaining 0.003 to 0.03 g. atom Co : mole solvent and 1:1.5 to 1:0.01 g. atom Co : g.atom Br ratios, is modified by continuously distilling a mixt. of AcOH and water out of reaction mixt. whereby water content of reaction mixt. is kept below 5 wt.% without addn. of Ac2O.
Patent DE-2110102-A1 (DE)
Title: Coatings for polyolefine sacks - to prevent slipping contg vinyl acetate/octyl acrylate copolymers with calcium carbonate
IPC: B65D65/42
Filed: 1971-03-03
Abstract: Polyolefine sacks are coated with an aq. dispersion contg. 100 pts. vinyl acetate/octyl acrylate co-polymer, 400-800 pts. finely-divided CaCO3, 0-10 (&ref. 1-5) parts surfactant and 0-10 (pref. 1-5) pts. thickener. The dispersion pref. has 10-60 wt.% of solids and is applied at 5-15 g. solids/m2. The monomer ratio is pref. from 60:40 to 40:60. The surfactant is pref. sodium polyphosphate and the thickener is methyl cellulose. The coatings prevent slippage of sacks in handling or when stacked. Addition of CaCO3 eliminates tack without causing brittleness, and adhesion to the plastic is good.
Patent DE-2146357-A1 (DE)
Title: Removing cobalt and nickel from iron oxide ores - - by rouling the ore with liquid reducer
Inventor: CUNTZ HEINZ
IPC: C22B1/24
Filed: 1971-09-16
Abstract: Ni and/or Co are removed from iron oxide contg. ores by mixing the milled ore with a liquid C-contg. reducer and passing the mixt. through two smooth or grooved rolls to consolidate. A consolidated strand-like form exits from the rolls and breaks up into flat high strength bodies which can be fed into the reducing furnace when Co and Ni metal, together with Fe3O4 are produced. The final stage is that of leaching where the Co and Ni contents are removed. Pref. 1-5% Bunker-C oil is used as reducer.
Patent DE-2151580-A1 (DE)
Title: Electromechanical loom shedding - harness wires selectively clutch to rotary insulating drum by johnsen-rahbeck effect
Inventor: WIELAND DIETRICH DIPL-PHYS
IPC: D03C13/00
Filed: 1971-10-16
Abstract: Electromechanical loom shedding, in which the heddles are raised by conductive harness wires selectively clutching to a rotating insulating drum by the Johnsen-Rahbeck effect increase of frictional coefficient on electrically charging the wire.
Patent DE-2209619-A1 (DE)
Title: Electric arc cutting torch - with gas dispersion of waste material
Inventor: MADDISON JOHN H
IPC: B23K9/013
Filed: 1972-02-29
Abstract: Molten metal formed in cutting by an electric arc torch is carried away by a stream of gas that passes down the centre of the torch and emerges through the annulus between the electrode and the end of the torch. The placing of the electrode in the torch automatically opens a valve to allow the gas to flow, and the angle of the emerging jet can be altered by turning one part of the handle w.r.t. the other part. The torch is light and easy to handle.
Patent DE-2213002-A1 (DE)
Title: Molybdate zinc oxide - used as corrosion inhibiting pigment
Inventor: KIRKPATRICK TRUMAN
IPC: C01G39/00
Filed: 1972-03-17
Abstract: Novel molybdate ZnO is made by heating in an aq environment (e.g. by mixing aqs. slurries) :1 but 10 moles ZnO for each mole MoO3 to recover a salt free, water-insol. prodt. characterised by ascertainable X-ray absorption peaks, which is calcined at >300 degrees but below the sintering temp. thereof to change the X-ray absorption peaks and dehydrate the prodt. which has a compsn. pref. Zn2MoO5 with X-ray absorption peaks at 2.57, 2.63, 2.69, 3.62, 3.73, 3.90 and 4.20 angstroms.
Patent DE-2223984-A1 (DE)
Title: Slit tub prodn appts - esp for prodn of aluminium tubes from strip
Inventor: ASSELBORN PETER
IPC: B21C37/083
Filed: 1972-05-17
Abstract: Shaping device for the bending of strip metal, partic. Al band, into a slit tube that is weldable along the band edges, has a mould which can be adjusted by a spindle and distance bolts and comprises interchangeable mould parts, a pairing device with a pairing blade in a holder, which can be set against the band edge, and rotated or fixed in posn., as well as an automatically driven, reversible spindle and several shaping members, which have recesses which clear the band edges and their immediate vicinity. One or more of the shaping members takes the form of a slotted shutter which always provides circular passageway surfaces, and has an axis which coincides with the axis of the tube to be shaped. This has a dia. that can be altered by an adjusting screw so as to prevent contact with the band edges and their immediate surroundings.
Patent DE-2242561-A1 (DE)
Title: Laminated panel or plastic body - made without casing mould by applying surface layer to prefabricated, moulded core
IPC: B29C70/00
Filed: 1972-08-30
Abstract: Pref. the core is injection moulded from glass fibre reinforced polyurethane foam and applied to a support core covered with wire-mesh or fabric. The surface layer can be fibre-reinforced synthetic resin which is injection-, vacuum- or hand-moulded. The thermoplastic surface layer can be heated, fitted to the core and then bonded on. Method eliminates the high cost of a mould which must withstand the foaming pressure or compression force partic. for small prodn. runs or individual pieces.