baber/WOPTO huggingface dataset:
Patent DE-4037859-A1 (DE)
Title: Kerbstone for edges of pavements - has additional top part to increase its height and project above adjoining road surface
Inventor: BOECKE THOMAS DR
IPC: E01F9/588
Filed: 1990-11-28
Abstract: The kerbstone (1) is for the edges of pavements and the like. It has an additional top part (2) to increase its height and project above the adjoining road surfaces. The addition (2) is pref. in one piece with kerbstone. The rectangular lower portion of the kerbstone is buried in the road material. The additional top part has a sloping front surface which is kept free of road material, while the rear side is buried in paving material right up to the top. USE/ADVANTAGE - The added height of the kerb prevents road vehicles from being driven on to pavements or other areas prohibited to them.
Patent DE-4039484-A1 (DE)
Title: External vehicle rear view side mirror - has uneven section in air flow path for reduced wind noise
Inventor: SIBINGER HARALD
IPC: B60R1/06
Filed: 1990-12-11
Abstract: A vehicle external rear view mirror has a housing (1) to take the mirror, and a fixture (2) for holding the housing to the vehicle door or body. The surface (8) of the mirror housing over which air flows has adjacent uneven sections (9) to achieve a break up of the air flow. This provides for differing turbulence in the air streams, and results in reduced wind noise heard in the passenger compartment. ADVANTAGE - Avoids wind noise.
Patent DE-4040487-A1 (DE)
Title: Hedge clipper powered from battery worn on belt - has on=off switch in handle and another in battery pack allowing switching by either hand
Inventor: OCHS HUBERT DIPL ING
IPC: A01G3/053
Filed: 1990-12-18
Abstract: The hand-held hedge clipper is powered by a battery pack slung over the shoulder or worn on a belt. There are two on/off switches in series, one in the hand grip of the clipper itself and one on the battery pack. A short length of cable connects the clipper to the battery pack. Thus in an emergency, the clipper can be shut off either with the hand holding the clipper or the other hand resting on the battery pack. A development has an earth-leakage circuit breaker incorporated into the switch arrangement. ADVANTAGE - Extra safety, allowing emergency shut-off with either hand.
Patent DE-4041761-A1 (DE)
Inventor: BENZ PAUL
IPC: H03H11/48
Filed: 1990-12-24
Abstract: A circuit arrangement for a current sink is specified which has a high impedance for currents within a predetermined frequency range. In the simplest case, the current sink consists of a transistor or field-effect transistor, the switching current path of which receives the sink current and the control connection (B) of which is connected to the input (E) of the switching current path by a component (C1) which is selectively transparent for the predetermined frequency range. <IMAGE>
Patent DE-4101341-A1 (DE)
Title: Frequency transverter for operating polyphase induction motor - with control electronics to set operating frequency and voltage according to ideal motor speed
Inventor: SCHOTTEN HENNO DIPL ING
IPC: H02P27/04
Filed: 1991-01-18
Abstract: A frequency transverter is for the operating of an asynchronous polyphase induction motor. The operating frequency and the operating voltage of the motor are determined by an electronic control system in accordance with the ideal revolution speed of the motor. A signal corresponding to the prevailing actual speed of the motor is fed to the control electronics and the operating voltage and frequency are adjusted in accordance with the actual revolution speed and storage values, which embody for different actual speeds those voltages and speeds at which the motor works with a high degree of efficiency. The control electronics regulate the operating frequency in accordance with the ideal speed and the actual speed. ADVANTAGE - The motor works with an optimum degree of efficiency with an adjusted revolution speed
Patent DE-4104782-A1 (DE)
Inventor: WILLMITZER LOTHAR PROF DR
IPC: C12N15/82
Filed: 1991-02-13
Abstract: Plasmids are described having DNA sequences that after insertion into the genome of the plants cause changes in the carbohydrate concentration and the carbohydrate composition in regenerated plants. These changes can be obtained from a sequence of a branching enzyme that is located on these plasmids. This branching enzyme alters the amylose/amylopectin ratio in starch of the plants, especially in commercially used plants.
Patent DE-4105146-A1 (DE)
Title: HF decoupling circuit utilising transformer stray inductance - has dual bandpass filter circuits with frequency independent mached input voltage unrelated to reflection coefft.
Inventor: NIELINGER HORST PROF DR
IPC: H03H7/48
Filed: 1991-02-20
Abstract: Between a signal input terminal (1) and a decoupling output terminal, two inductors are connected in series and partially coupled (factor k). Additional inductors and capacitors are arranged in parallel and shunt dual bandpass circuits for compensation. The equiv. circuit for in-phase excitation shows the stray inductance L(1-k) in a parallel combination of two T-section bandpass filters. For antiphase excitation the main inductance L(1+k) is shown in a series combination of two pi-section bandpass filters. USE/ADVANTAGE - Very wideband circuit achieves max. deg. of decoupling e.g. between microphone and earphone circuits in telephony.
Patent DE-4110520-A1 (DE)
Inventor: MAYER BERND DR
IPC: C08J7/04
Filed: 1991-03-30
Abstract: The present invention relates to a mixing system for producing water-dilutable coatings with precisely determined hues from various basic colours in which the mixing system contains: A) various basic colours A containing less than 5 % wt. water, at least one colouring and effect-producing pigment, an organic solvent, at least one water-dilutable or water-dispersable binder and possibly auxiliary materials and additives, and B) at least one water-containing, unpigmented component B. The present invention also relates to a process for making coatings using this mixing system and the use of the mixing system for producing water-based paints for coating automobile coachwork and/or plastic components, especially for automobile paintwork repairs.
Patent DE-4117489-A1 (DE)
Title: Chemical polishing of surfaces of high temp. ceramic superconductors - using dilute acid which is further diluted and removed followed by rinsing with solvent
Inventor: PONTO LUDWIK DR
IPC: C04B41/91
Filed: 1991-05-28
Abstract: The surface of a Cu-contg. ceramic superconductor is chemically etched by (a) flooding the surface with an acid soln., pref. a mineral or aliphatic acid, in a water soln.; (b) diluting the acid soln. by the addn. of solvent, and (c) removing the diluted acid soln. from the surface and rinsing the surface with solvent. The solvent used is pref. water or methanol, and the pref. acid concn. is max 5 vol. %. The mineral acid used is pref nitric, sulphuric, phosphoric and esp. hydrochloric acid, in a concn. of 0.2-3, (0.4-0.8) vol. % in water. The organic acids pref. are formic and esp. acetic acid. A trace of a surfactant is pref. added to the acid soln. After etching, the surface is pref. rinsed in a water-free solvent, pref. acetone.
Patent DE-4121111-A1 (DE)
Inventor: RITTER WOLFGANG DR
IPC: C08L67/08
Filed: 1991-06-26
Abstract: Described are materials and/or shaped articles produced from starch which has been thermomechanically hydrolysed at elevated pressures and temperatures with the addition of water and/or low-molecular-weight plasticizers and which contains, intimately mixed with it, synthetic thermoplastic polymers. The materials and/or shaped articles described are characterized in that they contain, as the synthetic thermoplastic polymers, suitable polyesters and/or polyamides which are made up at least in part of basic materials based on renewable raw materials. The invention also concerns a method of producing such polymer-modified materials or articles, as well as the use of the thermoplastic materials produced by this method to obtain shaped articles, sheet or packaging materials.
Patent DE-4122251-A1 (DE)
Title: IC engine camshaft assembly - has one or more rotating cams and uses intermeshing claws as moving couplings between cam and shaft
Inventor: OPPEL RALF DIPL ING
IPC: F01L13/00
Filed: 1991-07-05
Abstract: The stops which limit the angle of rotation of the rotating cam (20) take the form of cylindrically sectioned intermeshing claws (23, 24; 25, 26) along at least one side of the rotating cam. The claws are rigidly fixed in a circumferential direction to the camshaft and rotating cam alternately. The claws can be fluid -tightly sealed to define fluid chambers with sleeves (27). USE/ADVANTAGE - A simple method of maximising the transmission of forces from camshaft to cam, effective even at every high rpm.
Patent DE-4122764-A1 (DE)
Title: Thermoplastic moulding materials contg. e.g. sinterable ceramic - can be shaped using thermoplastic processing techniques and sintered to yield ceramic or metal bodies
Inventor: HUGGINS JOHN DIPL CHEM DR
IPC: C08K3/00
Filed: 1991-07-10
Abstract: Thermoplastic mouding materials comprising a homogeneous mixt. of at least one sinterable metal or ceramic powder and at least one thermoplastic silicone resin of formula R1aSi(OH)b(OR2)cO(4-a-b-c)/2 (I) in which R1 = 1-18C alkyl, allyl, vinyl or phenyl, R2 = 1-18C alkyl, a = 0.95-1.5 and (b + c) is less than 0.3, and the (I) has a softenign pt. of 40-200 deg. C and a ceramic yield upon pyrolysis at 1000 deg. C of at least 60 wt.%. USE/ADVANTAGE - The compsns. have good thermoplastic processing properties which allows the prodn. of shaped parts e.g. by extrusion, injection moulding and hot pressing, and the shaped parts can then be fired at temps. up to 1000 deg. C and sintered at 1000-2000 deg. C without using a mould to yield fault-free sintered metal or ceramic bodies produced more rapidly and at lower cost than previous sintered bodies. The process can be used to make sintered articles of oxide ceramics such as Al2O3, MgO, ZrO2, Al2TiO5, and BaTiO3, non-oxidic ceramics such as SiC, Si3N4, BN, B4C, AlN, TiN, TiB2, ZrN, ZrB2 and TiC, hard metals such as WC and TaC alloys, and sinterable metals such as Si and alloy steel
Patent DE-4133451-A1 (DE)
Title: Lubrication or cooling oil circuit for IC engine - maintains required min. oil level in sump during running of engine
Inventor: BOLZMANN JOERG DIPL ING
IPC: F01P3/00
Filed: 1991-10-09
Abstract: The lubrication or cooling oil circuit for an i.c. engine has an oil sump (2) and a supply reservoir (4) at a higher level, coupled to the sump (2) via two lines (5,6) with their ends (7,8,10) at different levels, for continuous circulation of the oil between the supply reservoir (4) and the sump (2). A multi-way valve (6) couples the supply reservoir (4) to a suction source (20) during cold running of the engine and to the atmos. upon the oil level in the sump (2) reaching a given point (B), corresp. to hot running of the engine. The valve is closed when the oil level in the sump (2) drops below this point (B), with cut-out of the engine. Pref. a float valve (23) and a magnetic valve (16) are used. USE/ADVANTAGE - IC engine oil circuit control. Accurately maintains min. oil level in sump during running of engine.
Patent DE-4142934-A1 (DE)
Title: Pick=up device for light-weight objects - consists of removable self-adhesive ball in removable insert in holder
Inventor: BECKMANN KARL-HEINZ
IPC: B65G47/90
Filed: 1991-12-24
Abstract: The device has a self-adhesive surface on an adhesive ball (3), which is directed towards the object. The ball is removably held in the device, via a removable insert. This holds the ball, and leaves part of its surface free. The ball is made of a highly flexible material pref. silicon which will always keep its shape. USE/ADVANTAGE  - In the packaging, textile industries or for e.g. lifting of individual metal sheets from a stack, etc. Simple construction and economical manufacture, long-term and permanent function.
Patent DE-4200302-A1 (DE)
Title: Testing system with control unit and at least one pressure line - evaluates variation of pressure in auxiliary system with time
Inventor: HELLDOERFER REINHARD
IPC: B60T13/26
Filed: 1992-01-09
Abstract: The method involves connecting at least one auxiliary system (2) to the pressure line (SL,VL,RL) at a coupling point (KK1,KK2) . A measurement process is triggered depending on the press. in the line or lines and the state of the control unit (KE). The pressure measured at at least one measurement point in the line or lines at several measurement times is evaluated. The state of the system is determined from the time variation of the press. in the line or lines during the measurement process. USE/ADVANTAGE - E.g. for lorry air braking systems. For safe, reliable evaluation of the coupling state of a system and determination of further parameters of a system once coupled.
Patent DE-4206796-A1 (DE)
Title: Cleaning esp. oil residue from road surface - using intumescent binder based on hydrogel-forming polymer
Inventor: BRUECKNER MANFRED
IPC: A62D3/00
Filed: 1992-03-04
Abstract: Elimination of harmful residues from surfaces, esp. oil traces from traffic surfaces, is carried out by (a) applying a thin layer of binder contg. crosslinked hydrogel-forming polymers and cpds. with a large surface structure and/or a capillary and/or fibrous structure onto the surface; (b) applying water to cause the residues to float and to cause the binder to swell and enclose the water-residue mixt.; and (c) removing the swollen binder, loaded with the water-residue mixt.. Appts. for carrying out the above process has a dry binder container (8), with a dosing applicator at its bottom end, and a water container (9) with a regulated water distributor which extends over the applicator spreading width. USE/ADVANTAGE - The process is used esp. for treating road surfaces to remove traces of oil or possibly fuel, battery acid, brake fluid, cooling water, paint residues, etc.. The process is simple, employs simple appts., provides complete removal of residue and produces only small amts. of oil-binder mixt. requiring disposal.
Patent DE-4207339-A1 (DE)
Inventor: LAUTH GUENTER DR
IPC: C01B37/04
Filed: 1992-03-09
Abstract: Crystalline molecular sieves containing one or more chromophores of the indigoid class and their use as colorants.
Patent DE-4207611-A1 (DE)
Title: Tobacco for cigarette-production by smoker - comprises portion of length and dimensions requiring manipulation before insertion in paper sleeve
Inventor: RUPPERT HEINRICH W
IPC: A24C5/40
Filed: 1992-03-10
Abstract: The tobacco comprises a portion (10) with an air-permeable peripheral surface (11). It forms the filling of a cigarette produced by the smoker. The length and/or cross-section of the portion are such that it will not fit in the space (13) for the tobacco in the sleeve without prior manipulation, e.g. manual stretching (14) in the lengthwise direction and/or compression in the radial direction. It can be shaped so that it will return to its original shape, and it can have a concertina-type peripheral surface which is smoothed out by stretching. USE/ADVANTAGE - Tobacco for hand-rolled cigarette is simple to use, and gives quality equal to factory-made cigarette.
Patent DE-4208631-A1 (DE)
Inventor: VOLLMER OTTO
IPC: B60T8/18
Filed: 1992-03-18
Abstract: For optimising the wear of the brakes of commercial vehicles with air suspension a brake pressure control device is provided, by means of which the pressure level on the brakes to be actuated, for example of one axle, can be adjusted by retention of the pressure as a function of the wear. The brake pressure control device comprises an electrically actuatable valve device, which comprises a pressure retaining valve (5), actuatable by the air spring bellows pressure of the vehicle, and a solenoid valve (3) monitoring the air spring bellows pressure and controlled by a control unit as a function of the wear. The control unit is fed by wear sensors on the monitored brake linings and according to the wear values controls the solenoid valve which monitors the air spring bellows pressure acting in opposition to the pressure retaining valve. <IMAGE>
Patent DE-4209102-A1 (DE)
Title: Polybiuret-polyurea mixts. useful as fillers etc. - obtd. by reacting solns. of isocyanate(s), esp. TDI distn. residues, in inert solvent with dry ammonia gas
Inventor: NABER BERNHARD
IPC: C08L27/06
Filed: 1992-03-20
Abstract: Prodn. of powdered, infusible polybiuret-polyurea mixts. (I) comprises reacting solns. of isocyanates (II) in inert solvents (III) with dry ammonia gas. USE/ADVANTAGE - The process is useful for processing isocyanate-contg. residues, esp. distn. residues from the prodn. of TDI, by dissolving the residues in NCO-inert solvent (III) and reacting as above (claimed). (I) are useful as fillers for thermoplastics, esp. as stabilisers for PVC (claimed). The invention provides a simple, economical, environmentally acceptable means of converting isocyanate residues into useful non-toxic prods. (I
Patent DE-4210935-A1 (DE)
Title: Bearing sleeve for piston rod - is made of flexible plastics and is locked in position by pattern of ridges and grooves on ID of metal guide element
Inventor: WORTMANN WILHELM
IPC: F16F9/36
Filed: 1992-04-02
Abstract: The guide bearing and sealing device may be used with the piston rod of a vehicle hydraulic damper, pneumatic or hydraulic actuator. The bearing surface (3) in contact with the piston rod (6) is made of a deformable plastics material (3). The deformable plastics material is shaped as a thin-walled cylindrical sleeve. It is inserted in a through-bore in a rigid metal guide element (1) and the bore has a pattern of ridges (2) and grooves. The outer surface of the plastics sleeve bulges into the grooves, locking it firmly in place. USE/ADVANTAGE - Flexible plastics sleeve gives light fit on piston rod of damper of actuator, and is firmly locked in place in its metal holder.
Patent DE-4212732-A1 (DE)
Title: Fibrous moulding prodn. reinforced with e.g. metallic layer - by pressing two fibre mats with separator between, delaminating at separator, placing reinforcement on one mat and pressing second mat on top
Inventor: KNOCH WOLFGANG
IPC: B29C33/60
Filed: 1992-04-16
Abstract: A fibre moulding is produced with reinforcing inserts, and metal components in particular, by placing the reinforcement between two fibre mat layers and pressing to shape. In the process the two mats and an intermediate sepg. layer are pressed together in the first operation, the mats are then sepd. at the intermediate layer, the reinforcement is placed on one fibre mat and the other mat is applied on top. the intermediate layer is pref. made of polyester and/or viscose. Pref. a suitable mix of fibre materials is placed in a container (10a) and is brushed (12a) out through a screen (11a) on to a moving web (13) to form a mat (17a) passing over a vacuum chamber (14a) and then through a thicknessing rotor (16a). Excess material is drawn off and returned. A separating sheet, unreeled (28) and applied to the material (17a), is coated on the underside with release agent. A top layer (17b) of similar fibre material is applied (10b) and thickened similarly before the assembly is hot air heated (18) and passed between exhaust chambers. The material is then pressed between rollers (23). The rest of the process then continues as appropriate. ADVANTAGE - The method is quick and inexpensive. It produces an intermediate stage material.
Patent DE-4213110-A1 (DE)
Title: Object location system using satellite or terrestrial radio link - locates object in transit fitted with signalling device in continuous communication with vehicle-borne transceiver
Inventor: SCHMIDTCHEN KARL-HEINZ
IPC: G01S13/82
Filed: 1992-04-21
Abstract: The location system is provided for a vehicle (1) contg. the object (3) to be located. The vehicle carries a transmission and reception installation (5) linked (21) by radio to an artificial satellite (23) in either a moving or an equatorial geostationary orbit. Another link (25) connects the satellite to a ground station (27) exchanging signals via a bidirectional line (29) or radio link with an operational centre (31), linked to the user (33) of the system by a selected line (37) of either the public telephone network or some other data transmission network. USE/ADVANTAGE - Esp. in fleet management of heavy goods vehicles, compact integrated signalling device allows simple and inexpensive recognition of individual objects of any size.
Patent DE-4213368-A1 (DE)
Inventor: LANGENHORST GUENTER DIPL ING
IPC: E04C2/38
Filed: 1992-04-23
Abstract: The invention relates to an inspection covering having an inspection cover (2) which exhibits an insulating panel (3) and a cover frame (5) which encloses the insulating panel (3) and has a bearing leg (6) and a frame leg (7). The cover frame (5) is filled with filler (8). The insulating panel (3) is pressed into the filler (8) and is aligned with the frame leg (7). Subsequent levelling after the inspection covering has been installed is thus minimised. <IMAGE>
Patent DE-4214287-A1 (DE)
Title: Plastic or steel plug system for pipes in membrane filtration - has four components for feed flow, closure, outlet flow and filtrate respectively and presents maximum cross=section of flow
Inventor: BODENSCHATZ JOERG
IPC: B01D65/00
Filed: 1992-04-30
Abstract: A plug of plastics, stainless steel or similar has max. cross-section of feed flow as well as filtrate removal for (GRP steel or plastic, etc.) pipes as used in membrane filtration. The plug combines the following: feed plug with concentric connections and continuously widening taper, plug with horizontal distributor rim, through bores and flow cone, besides filtrate outlet bore; outlet plug with concentric connection pipe and continuous widening taper and plug for the permeate (filtrate) there are no moving parts in operation. The product has four parts, namely the plugs for feed flow, closure, outlet flow, and filtrate. They are swivel components and they fit together pressure-tight by the use of O-rings. Alternatively they can be permanently fixed (e.g. welded) together. ADVANTAGE - The product presents the largest possible cross-section to the feed flow, whilst ensuring removal of the filtrate. It provides optimal uniformity of feed flow. It offers a universal draw-bar (rod) system for the plug regardless of the operational pressure or material.
Patent DE-4214763-A1 (DE)
Inventor: GRABBE KLAUS DR
IPC: B09C1/10
Filed: 1992-05-10
Abstract: A process is disclosed for immobilizing pollutants. A pollutant-containing medium is put into contact with compost, stopping the microbial degradation of the humus.
Patent DE-4216016-A1 (DE)
Title: Telecommunication transmission satellite system - provides continuous transmission in range of latitude of most developed countries and regular periodic transmission to other areas
Inventor: MOZAYEV GERMAN VALENTINOVIC
IPC: H04B7/195
Filed: 1992-05-13
Abstract: The system has N artificial earth satellites, each of which has an on-board transceiver (n). The system also has a network of base stations. The system includes satellites spatially distributed on a circular orbit at uniform height and with an orbit angle in the range of 55 to 70 deg. The lengths of the rising junctions of the circular orbit and the arguments of the degrees of latitude of the satellites are determined according to the formula: omega j = omega 1 + (j-1) delta omega; delta omega = 2 pi X1/N; Uj = U1 + (j-1) delta U; delta U = 2 pi X 2/N, where j = 2, 3,..N; omega 1, U1 = random, arbitrary start values of the lengths of the junctions and the arguments of the first satellite; X1, X2 = coefficient values from Table 1. ADVANTAGE - Ensures uninterrupted data transmission in latitude range of 30 - 75 deg. north and south. In other regions provides periodic transmission at least every 10 - 20 mins. using low cost system.