baber/WOPTO huggingface dataset:
Patent DE-4015974-A1 (DE)
Title: Rear wheel steering mechanism - is for motor vehicle and has wheels mounted on arms supported on rubber bushes
Inventor: BUFLER ERNST DIPL ING
IPC: B62D7/14
Filed: 1990-05-18
Abstract: The motor vehicle has steerable rear wheels (1) which are mounted on the outer ends of arms (2). The inner ends of these arms (2) are mounted in rubber bushes (3) which are fixed to the vehicle structure. The outer ends of the arms (2) are connected to each other by a flat bar (5). The mid-point of this flat bar (5) is pivoted to a vertical link which connects the ends of two swinging arms (81, 82) to form a Watts straight line motion mechanism. One of these arms (82) is formed by the piston rod of the hydraulic actuator (6) which deflects the wheel support arms (2) in order to steer the rear wheels (1). USE - Rear wheel steering for vehicle.
Patent DE-4018167-A1 (DE)
Inventor: OTTOW ECKHARD DR
IPC: C07J43/00
Filed: 1990-06-01
Abstract: PCT No. PCT/EP91/01018 Sec. 371 Date Nov. 30, 1992 Sec. 102(e) Date Nov. 30, 1992 PCT Filed Jun. 3, 1991 PCT Pub. No. WO91/18918 PCT Pub. Date Dec. 12, 1991.A process for the production of 10 beta -H-11 beta -(substituted phenyl) steroids of the formulae Ia or Ib set forth in the claims by reduction of a compound of the formula III:    <IMAGE>  (III)  followed by cleaving with a strong acid or partial cleaving with a less strong acid. Reduction with an electropositive metal in an electron-solvating solvent is preferred.
Patent DE-4019242-A1 (DE)
Title: Transport medium charging and discharging method - uses energy supply medium divided into warm and cold currents in tube
Inventor: PETZ MICHAEL
IPC: F26B21/08
Filed: 1990-06-15
Abstract: The method simultaneously charges and discharges a transport medium, using a medium acting as energy supply. This is divided in an eddy tube into warm and cold currents, both of which are used for charging and discharging. A descending temp gradient can be built up, to raise or lower the charging capacity, and an open or closed system can be used. Charging with energy can be effected by a compressor, and air can be used as one medium. USE/ADVANTAGE - Simple system can extract a large amount of liq from wet material.
Patent DE-4026327-A1 (DE)
Title: Tanning and therapy appts. - has alternating UV and colour light sources mounted on radiation element
Inventor: GOSCHKE KURT
IPC: A61N2/04
Filed: 1990-08-20
Abstract: The treatment appts. comprises a couch surface (4) and an upper radiation element (1). At least one selectively switchable UB radiation source (2) is assigned to at least the upper radiation element. At least one colour light source (3) is provided in the latter for irradiating the user lying on the couch section. A lower radiation element (5) can be provided underneath the couch area (4). At least one colour light source (3) is also provided here. The colour light source can be in the form of a fluorescent tube to extend over the whole length of the radiation elements (1, 5) or only part of it. The colour light sources can be yellow, red, green and blue, selectively switchable for various combinations. ADVANTAGE - Allows for therapeutic as well as tanning treatment.
Patent DE-4027797-A1 (DE)
Title: Fabric for operating theatre clothing etc. - has knitted polyester absorbent fabric outer layers and water vapour permeable inner barrier layer
Inventor: BLUECHER HASSO VON
IPC: A61L31/10
Filed: 1990-09-01
Abstract: Material for medical applications, esp. in clothing for operating theatre staff and patient drapes, which is resistant to boiling and is sterilisable, comprises a top layer of absorbent textile material, an inner barrier layer of water vapour permeable, water tight, virus impermeable, non-microporous material, and a bottom layer of absorbent textile material. The outer fabric layers are pref. of knitted polyester fabric with an area wt. of 50-150 (50-100) g/m2, raised on one side, and with the raised side facing outwards. The water vapour permeable barrier layer is esp. of polyurethane which does not swell or which swells only slightly in water,and the layer is 40-150 (60-100) micron thick. USE/ADVANTAGE - The materials are made by laminating together two layers of non-microporous polyurethane coated fabric without using an adhesive, to give a material having the properties required for use in operating theatre clothing and drapes and which have better resistance to boiling and sterilisation and longer life than the materialsdescribed in the parent specification DE4003764.
Patent DE-4031695-A1 (DE)
Title: Improving binding quality in big-bale balers -  involves reducing pressure before binding starts
Inventor: PRELLWITZ HUBERT
IPC: A01F15/08
Filed: 1990-10-04
Abstract: The binding unit is for a big-bale baler. It has an actuating unit (2) which moves continuously as the length of the bale increases, and has a release (4) which encounters a tiltable lever (5) elastically connected with a pressure lever (6) via a spring (8). This actuates a sensor (13) coupled to a pressure-regulating device (14), which reduces the pressure before the start of binding. USE/ADVANTAGE - Improves the reliability and quality of binding in big-bale balers, without creating excessive tension on the twine and binding mechanism.
Patent DE-4039091-A1 (DE)
Title: Sound and heat insulating building element prodn. - from lime-contg. ash residues and other wastes
Inventor: LUDWIG U PROF DR ING
IPC: C04B18/12
Filed: 1990-12-07
Abstract: Sound and heat insulating building blocks or elements of low density and high open porosity are produced from lime-contg.  ash residues. The novelty is that (a) the requisite amt. of free lime is derived completely or mainly from the ash residues, any additional lime amt. being very low, pref. less than 2% by wt. of the starting materials; (b) the only aggregate material added is lump coal gaugue material in total amt. at least 20 (pref. at least 50) wt.%; and (c) a significant portion (at least 10 wt.%) of the starting materials and the gaugue material is in a finely ground state with a Blaine fineness of more than 2000 (pref. more than 3000) sq. cm./g. The materials are pressed at a moisture content of pref. 10 wt.% and then hardened either in a moist atmos. esp. at 40 deg.C or in steam at 0.5-20 (pref. 0.7-15, esp. 1-8) bars pressure. ADVANTAGE - The process allows use of a wider range of residual materials, thus reducing consumption of natural resources, and gives a prod. with excellent properties comparable with those of lime sandstone.
Patent DE-4039188-A1 (DE)
Title: Exhaust system for IC engine - has additional exhaust return valves and return tubes
Inventor: BENDER FRANZ
IPC: F02M26/38
Filed: 1990-12-08
Abstract: The system has several independent exhaust gas flows, with a branch (7, 8) coming off each one. Each branch contains an exhaust return control valve (13, 14) connected to a return tube (9, 10), which in turn is connected to the air intake manifold of the engine. The exhaust return valves are independently controlled. The return tubes are of similar dia. and length and open separately into a mixer housing (3) of the air intake system. USE/ADVANTAGE - EGR system for IC engine gives reduced NOX emissions.
Patent DE-4041269-A1 (DE)
Inventor: HOEFLING RAINER DIPL ING
IPC: F16C29/06
Filed: 1990-12-21
Abstract: In a rolling bearing for linear movements, two rolling member circuits arranged between one arm of a U-shaped guide carriage and a lateral face of a guide rail, are substantially perpendicular to one another with their force transmission planes and are substantially parallel to one another with their circuit planes. All rollers have parallel axes in each of the two roller circuits. The load-transmitting row of rollers and the return row of rollers are offset from one another in the axial direction of the rollers in both roller circuits.
Patent DE-4102302-A1 (DE)
Title: Covering strip for window of car - makes used of clamp to ensure exact separation lines
Inventor: THOMA NIKOLAUS
IPC: B60J10/30
Filed: 1991-01-26
Abstract: The covering strip is for a vehicle window section. The strip (4) is divided along a separation line (11) into two parts (1,2) with each part having a fastening projection (13,14), which lie alongside each other. In the assembled state the fastening projections are prevented from lifting apart by a common clamping section (17). USE/ADVANTAGE - Covering strip with a visible, exact seaparation line in the longitudinal direction.
Patent DE-4107013-A1 (DE)
Title: Vorrichtung zur automatischen Lenkung eines Fluggerätes unmittelbar über der Meeresoberfläche
Inventor: GAIDE PIERRE
IPC: G01S13/935
Filed: 1991-03-05
Abstract: Die Vorrichtung zur Lenkung eines Flugkörpers (1) unmittelbar über der Meeresoberfläche enthält eine Höhen- Meßeinrichtung (8), Navigations-Trägheitseinrichtungen (9), ein Kalman-Filter (10), das wenigstens einen Höhen-Schätzwert $I1 einen Vertikalgeschwindigkeits-Schätzwert $I2 und ein Meßrauschen $I3 abgibt. Erste Rechenmittel (14) geben eine Höhen-Datengröße $I4 und eine Vertikalgeschwindigkeits-Datengröße $I5 ab. Analysemittel (11) gewinnen aus dem Meßrauschen $I6 Kenngrößen für die Meeresoberfläche (3). Zweite Rechenmittel (12) berechnen eine Flughöhenstufe ZCOA für das Fluggerät (1). Eine Einrichtung (15) zur Vertikallenkung des Fluggeräts (1) empfängt die erste Flughöhenstufe ZCOA und die Datengrößen für die Höhe $I7 und die Vertikalgeschwindigkeit $I8 um einen Vertikalgeschleunigungs-Steuerbefehl $I9 für das Fluggerät (1) auszugeben. Der Vertikalbeschleunigungs-Steuerbefehl I10 wird mittels einer Einrichtung (20, 21, 6) an die Vertikal-Lenkorgane (7) des Fluggeräts (1) abgegeben.
Patent DE-4108555-A1 (DE)
Title: Force measuring unit for web type material LED across roller - located rotatable with unit held locally and accepting measuring body for support of roller leaving gap outside connecting zone
Inventor: HERHAUS JUERGEN
IPC: G01L1/22
Filed: 1991-03-15
Abstract: A contact avoiding gap (10) for the force measuring unit (1) is also formed outside the contact region of the measurer (2) at part (6) of the circumference. In addition, two parallel double bending beams (11) - lying opposite to each other - are arranged at right angles to the working line of the force. The beams are engaged respectively with one or more expansion measuring strips (12). The double bending beams are formed respectively at a slit type recess (13) in the measurer clamped locally on one side. Their other ends are connected to each other to be resistant to bending and so that the connection also acts as a brace. The cross-section of each double bending beam, at least in the region of the strain gauge(s), runs according to a mathematical function in such a way that its surface undergoes a constant deformation in each of its normal planes. ADVANTAGE - Long term stability ensured across entire measurement range at lower cost.
Patent DE-4113247-A1 (DE)
Title: Gas turbine plant for motor vehicle - has compressor rotor and turbine rotor formed by rotors of mass-produced exhaust gas turbochargers
Inventor: REGAR KARL-NIKOLAUS DR
IPC: F02C3/107
Filed: 1991-04-23
Abstract: The gas turbine plant has a compressor (5, 6), a combustion engine (16), and a turbine (4), coupled to the compressor via a transmission (8, 9, 11, 12). Compressor rotor and turbine rotor are formed by corresponding parts of outside mass-produced tubro machines. The rotors are each formed by a radial rotor of a mass-produced exhaust gas turbocharger. The turbine acts via a multistage reduction gear (8, 9) on a driven shaft (10). This additionally serves to drive several compressors, and auxiliary units, e.g. fuel pump (17), lubricating oil pump (18). ADVANTAGE - Economical production costs, even with low production runs.
Patent DE-4115691-A1 (DE)
Title: Vibration damping device for vehicle hydraulic circuit - uses throttle valve controlled by electronic switching device
Inventor: MERZ JOHANN
IPC: F16L55/04
Filed: 1991-05-14
Abstract: The damping device uses a throttle valve as the damping element (7) which is associated with an electronic switching device (10). The latter holds a limit value for the max. permissible oscillation and receives signals from press sensors (11,12) lying on either side of the damping element (7), to reduce the flow cross-section of the latter, when the detected oscillation is above the permitted max. The flow cross-section of the damping element is gradually increased as long as the detected oscillation remains below the permitted max. USE - For vehicle servo steering circuit.
Patent DE-4117420-A1 (DE)
Title: Touring vehicle waste disposal - has chamber to take injected reduced organic waste for heating in air stream warmed by vehicle exhaust to kill germs and bacteria
Inventor: LATTEK HORST
IPC: A47K11/02
Filed: 1991-05-28
Abstract: The system to dispose of waste water and sewage from vehicles such as campers or touring coaches, and the like, to handle organic waste, has a chamber (9) to take the reduced waste which is heated by the vehicle exhaust gas passing through. At least one injection jet is at the pressure side (7b) of the dosing pump (7) for a pressure feed of the reduced matter from the grinder (3) into the chamber (9). The chamber (9) has a ring shape round the vehicle exhaust pipe (14) with an air flow through it heated by the exhaust pipe with a fan in front of the entry to the chamber (9) to induce the air flow through it. The chamber (9) is located at the hottest part of the exhaust pipe (14) where it is heated by the motor exhaust gas. The chamber (9) can also act as an incinerator, with a fuel injection to assist burning. The chamber (9) is after the exhaust outlet manifold (10a) of the motor (10), and can also be after an exhaust catalyst if fitted. ADVANTAGE - The assembly effectively kills germs and bacteria in the waste, for hygienic and easy disposal.
Patent DE-4123353-A1 (DE)
Title: Expanding metal dowel with threaded bolt - has continually increasing surface roughness from smooth surface for better hold
Inventor: MAYER BURKHARD DR
IPC: F16B13/06
Filed: 1991-07-15
Abstract: The threaded bolt (2) has at its insert end a restriction which forms a shoulder (11) towards the rear end of the bolt and an expanding cone (7) towards the front end. The surface of the cone is first smooth and then ribbed or threaded with the depth of the circumferential threads increasing. The bolt is pref. made from a threaded rod wherein the dia. of the restriction is less than the core dia. of the thread so as to provide the smooth surface for the start of the cone. As the expanding cone is drawn into the expanding sleeve the friction increases. USE/ADVANTAGE - Expanding metal dowel with threaded bolt. The cone cannot be pulled right through the expanding sleeve.
Patent DE-4124113-A1 (DE)
Title: Tensioner for musical instrument string - comprises body with left-hand bridge producing regulation by means of plates
Inventor: RUDNIK WITOLD
IPC: G10D3/14
Filed: 1991-07-17
Abstract: A tension arm (12) has screws (11) within a guide to regulate the tension of the string. The bridge (15) involved is blocked by screws (3) and is connected by bolts (2) with a block (14). By this linked connection, the block can be raised or lowered, so that a string regulation occurs. The raising and lowering are effected by a screw (8). The block (14) has a connection with the screw, and at the end of the screw is a ball, which is embedded in a guide, being able to be pushed to the right and to the left, with the ball maintained in the guide. USE/ADVANTAGE - To tune the strings of a musical instrument.
Patent DE-4125122-A1 (DE)
Inventor: GARDENIER KARL-JOSEF
IPC: C09J103/10
Filed: 1991-07-30
Abstract: Described is a dimensionally stable adhesive stick, sufficiently soft for the adhesive to be rubbed off, consisting of an aqueous preparation of starch derivatives and a soap gel as the body substance which gives the stick its shape plus, optionally, additional auxiliaries. In order to be able to produce an adhesive stick which is made substantially from natural raw materials and can therefore be considered acceptable from the environmental and toxicological points of view, the invention calls for the starch derivatives contained to be reduced-viscosity starch ethers.
Patent DE-4126030-A1 (DE)
Title: Manufacturing composite material based on conducting polymer
Inventor: SAGNES OLIVIER
IPC: C09D5/44
Filed: 1991-08-06
Abstract: Production of composite material based on conducting polymer comprises co-electrodeposition of insulating polymer latex and conducting polymer latex. Also claimed are material made by the method, and structure using the material.
Patent DE-4133149-A1 (DE)
Title: Telephone subscriber's appts. with card reader - used to enter data into group structured memory with connection to card control centre
Inventor: PERLICH WOLFGANG DR ING
IPC: G07F7/02
Filed: 1991-09-30
Abstract: A telephone communication system is accessed by card input to a reader (11) supplying data to a memory (14) organised on a group basis. The card information relates to identification of the user, the call number and the cash value. The memory output is connected via a selector unit (2) to the communication link to the network. A central credit card centre (4) is connected for authorisation. Following the first access by the card, information is held in a buffer and repeated calls may be made until a set limit is reached. ADVANTAGE - Allows repeated use without unnecessary connections.
Patent DE-4202098-A1 (DE)
Title: Installation of rollers in roller bearing cage - by temporarily holding the rollers in sockets while permanent projections are formed in end recesses by injecting and hardening plastic
Inventor: HACKEWITZ FRIEDRICH-WILHELM VO
IPC: F16C19/22
Filed: 1992-01-27
Abstract: A roller bearing assembly is mfd. by inserting the rollers (3) into sockets (2) within a cage (3) and retaining with a holding system while projections (22) are formed at the roller ends. Projections (22) are formed either, (i) in the socket side walls; or (ii) in the end faces (4) of each roller (3). Each projection (22) locates in a concentric recess (23, 24) in either the sidewalls of the sockets or the roller(s) side walls. The holding system is then removed. Projections (22) are formed by (i) injecting a hardenable plastic into one or both ends (4) of each roller (3); (ii) solidifying the plastic to form an anchoring bearing (22) on the walls (16) of each recess; (iii) sepg. each projection (22) from the opposing recess wall (16). USE/ADVANTAGE - The process is used to insert rollers into the sockets of a roller bearing cage. Damage to rollers during installation is reduced. The process is suitable for mass prodn.
Patent DE-4208008-A1 (DE)
Title: Grave wreath material - comprises biodegradable tubular material with composting filling mass
Inventor: BOHLMANN KARL-HEINZ
IPC: A01G5/04
Filed: 1992-03-13
Abstract: For the prodn. of a bio-degradable wreaths, or other tributes in different shapes to be deposited on graves, the material is a tubular prod. with a filling mass of different degradable materials. Pref. the tubular material is of very different materials such as strong paper, woven textiles or other textile materials such as stretch or nettings which can be adhesive bonded into a tube, stitched or produced on a circular loom. The tubular material can be round and flattened on one or more sides. It can also be round and in a straight line, filled with a mass, for shaping as required. The tubular material can be in a single colour, have a printed pattern, or can be in different colours to be interwoven to form a coloured design. The filling mass is a natural material such as grass or straw, or other materials such as wood chips, paper shreddings and the like which fully composts, with a choice according to the flexibility required in the tubular material. The mass is inserted into the tubular material manually or mechanically. Where the tubes are of an elastic material, the filling mass is compressed within it for expansion, and sealed in place appropriately. USE/ADVANTAGE - The material is for forming wreaths and other prods. to be laid on graves, which fully degrades and composts, to meet cemetery regulations which forbid the use of plastics and metal components, and which meets the lack of reed straw no longer produced by modern harvesting
Patent DE-4210731-A1 (DE)
Title: Plug connector with coupling shaft - which is metal sleeve, separated from plug head, secured to latter support
Inventor: HERCHENBACH PAUL
IPC: F16B21/12
Filed: 1992-04-01
Abstract: The plug connection secures two components, having a shaft with a plug head which inserts into the bore of one component. The shaft is a metal sleeve (3) separated from the plug head (2), which sits on a support (4), formed integrally with the head. The support penetrates the shaft sleeve. Pref. the support has a holding section (5), protruding from the shaft sleeve axially. It is resilient and abuts the sleeve front face (7) by a support face (6). USE/ADVANTAGE - For shafts, axles, etc. with simple, low-cost mfr. and functional reliability.
Patent DE-4211694-A1 (DE)
Title: New alk(en)-yl-terminated liquid crystal cpds. and use as achiral component - for stabilising smectic C phase in chiral tilted smectic medium used in LCD, esp. ferroelectric LCD
Inventor: REIFFENRATH VOLKER
IPC: C07C69/773
Filed: 1992-04-08
Abstract: New liquid crystal (LC) cpds. are linear di- and tri-cyclic ester, ether or satd. or unsatd. hydrocarbon cpds. with terminal (alkoxy)alk-1-enyl gp(s)., of the formula R-(-CX=CY-) -(A1-Z1) -A2-Z2-(-CX=CY-) -R' (I): and R' = 1-15 C alkyl, opt. with halogen substit(s)., in which one or more non-adjacent CH2 gps. may be replaced by -O-; 1-2 = (a) trans-1,4-cyclohexylene, in which one or more non-adjacent CH2 gps. may be replaced by -O- and/or -S-; (b) 1,4-phenylene, in which one or two CH gps. may be replaced by N; or (c) 1,4-cyclohexenylene, 1,4-bicyclo(2,2,2)-octylene, piperidin-1,4-diyl, naphthalen-2,6-diyl, decahydronaphthalen-2,6-diyl or 1,2,3,4-tetrahydronaphthalen-2,6-diyl; and gps. (a) and (b) may be substd. by F; 1-2 = -CO-O-, -O-CO-, CH2O-, -OCH2-, -(CH2)4-, -CH=CH-CH2Ch2-, -C=C- or a single bond; and Y = H, F or Cl; s and o = 0 or 1 and s = o = 1 or more; m = 1 or 2. (I) can be prepd. (not claimed) by standard method, e.g. as described in Houben-Weyl, Methoden der organischen Chemie, Georg-Thieme-Verlag, Stuttgart. Examples are given in the text (see below).
Patent DE-4214478-A1 (DE)
Title: Radial length cutter for steel tubes etc. - has cord applicable to and tensionable on work, from which protrude several cutters directed towards work
Inventor: NEUSIUS KLAUS
IPC: B23D21/08
Filed: 1992-05-06
Abstract: The protruding cutters (40) are guided with the cord round the work axis. The cord is pref. in the form of a chain with longitudinally adjacent, rotary cutter wheels with peripheral cutting edges (42). The cutter wheels may form a ring of variable ID. The chain is typically of bicycle type of lugs (37), through which pass transverse bolts (36), with several adjacent transverse bolts forming the cutter wheel axes. One end of the chain is secured to the machine, while its free end is inserted into a tubular gripper. USE/ADVANTAGE - For very hard tubes etc., with simple handling and precise separating cuts.