baber/WOPTO huggingface dataset:
Patent DE-4107028-A1 (DE)
Title: Deuteromycetes and Ascomycetes fungal strains with reduced catabolic repression w.r.t. enzymes produced,
Inventor: BAUER ECKHARD DR
IPC: C12N9/42
Filed: 1991-03-01
Abstract: Fungal strains of the class of Deuteromycetes and Ascomycetes, with reduced catabolite repression w.r.t. the enzymes which they produce, are claimed.  Also claimed is the increased prodn. of extracellular enzymes by above mentioned fungi, comprising submerged cultivation of the fungi by electro-stimulation in a culture medium contg. carbon-, nitrogen-sources and mineral salts. The enzymes are then recovered.
Patent DE-4111617-A1 (DE)
Title: Bobbin winder - has cam drive profile for piston rod head to vary pressure of friction drive roller without changing the pneumatic cylinder pressures
Inventor: BEHNERT SIEGFRIED
IPC: B65H54/52
Filed: 1991-04-10
Abstract: To control the pressure applied to a winding bobbin by the friction drive roller, the pneumatic operating cylinder (10) is charged on both sides with different and constant pressures during the winding run. The piston rod head (14) acts with the fixed cam curve (15) to give a variable linkage point at the swing arm (2). Pref. the swing arm (2) is formed into an angled lever, with a sliding bush (7) at the lever arm (3) to hold a sliding block (8) for two tracking rollers (9) on a common axis at the piston rod head (9) to follow the cam curve profile. The swing arm can also be a one-armed lever, with a sliding block and tracking rollers. A throttle valve (13) is in the pneumatic feed to the piston, close to its connection. ADVANTAGE - The appts. controls the pressure applied by the friction roller, without altering the pressures at the pneumatic cylinder.
Patent DE-4115920-A1 (DE)
Inventor: RUBARTH WOLFGANG DR ING
IPC: B03D1/02
Filed: 1991-05-16
Abstract: The invention relates to a process for cleaning granular materials like mill scale and oil-contaminated minerals of attached fatty substances, especially oil, in which, for the purposes of surface cleaning, the materials are subjected to a solid-body mechanical stress (attrition 2) and conditioning (4) with the addition of liquid or washed with a detergent possibly containing surface-active reagents (tensides) and dispersants in a flotation plant (5). According to the invention, it is proposed that the materials be treated in a single or multi-stage cyclone (6, 16) between attrition (2) and flotation (5), preferably after conditioning (4) for partial separation into cleaned material (7, 17) and an oil-enriched phase (14, 19). Flat-bed cyclones (6, 16) are to be used, in particular.
Patent DE-4117129-A1 (DE)
Title: Anti-vibration mounting assembly - has four internal chambers which are interconnected and filled with damping fluid
Inventor: TATTERMUSCH PETER ING GRAD
IPC: F16F13/14
Filed: 1991-05-25
Abstract: The hydraulically damped anti-vibration mounting has an outer metal housing (10) which receives an elastomeric insert (14). The insert has a central through hole in which an elastomeric bush (12) is fitted. This bush (12) is vulcanised to a metal housing (16) which is vulcanised to the bore of the insert (14) which is, in turn, vulcanised to the outer metal housing (10). The elastomeric insert has four internal chambers which are filled with hydraulic damping fluid. The two chambers (24, 26) are diametrically opposite to each other and are interconnected by a circumferential groove (46) in the bush (12). The two chambers (28, 30) are also diametrically opposite and are interconnectedby the circumferential goove (48). The diagonally opposite chambers, (26, 28) and (24, 30) are interconnected by oblique grooves (32, 34). USE/ADVANTAGE - Anti-vibration mounting for road vehicles. The mounting damps out both axial and radial vibrations.
Patent DE-4119309-A1 (DE)
Title: Fixing asbestos in buildings - involves spraying in aq. liq. which is pre-treated to make it have an electrostatic charge allowing safe asbestos removal
Inventor: RUCK HEIN
IPC: C04B41/46
Filed: 1991-06-12
Abstract: Where buildings may contain asbestos and are thus potentially hazardous, a special liq. is sprayed into the building. The liq. is pre-treated to give it an electrostatic charge and a drying period of 1-6 hours is then observed. The liq. is water based with protein cpd. addns. and is formed into a mist of particles, 10 power (-5) - 10 power (-6) in size. ADVANTAGE - Makes buildings safe before removal of asbestos
Patent DE-4119513-A1 (DE)
Title: Laminate for prepn. of sliding bearings elements - comprises support layer of steel, sliding layer of graphite, and adhesion-promoting layer between them
Inventor: HODES ERICH DIPL CHEM DR
IPC: F16C33/16
Filed: 1991-06-13
Abstract: In a laminate material (I) comprising supporting layer (11) of steel and sliding layer (20) of practically pure graphite, an adhesion-promoting layer (II) (15-19), with lubricating properties if required, is applied between these supporting and sliding layers. Material (I) is prepd. by (1) coating one face of a steel tape as supporting layer with (II) of high temp.-resistant plastics material (III) having lubricating properties if required and/or filled with powder and/or fibre material having good sliding properties and/or good heat conductivity, (2) pressing a graphite film on (II), pref. by rolling, while (II) is molten. USE/ADVANTAGE - E.g., sliding bearings and bushes. (I) can be prepd. simply, is of lightweight construction, can be shaped without risk of sepn. between supporting and sliding layers, good mechanical and heat transfer between supporting and sliding layers is achieved, (I) can be operated at high temps.
Patent DE-4120125-A1 (DE)
Title: Solar energy recovery component - has heat transfer medium passages in absorbing layer glued to inorganic foam
Inventor: VAHLBRAUK KARL HEINZ
IPC: E04C2/52
Filed: 1991-06-19
Abstract: Solar energy is recovered by a constructional component having a ray absorbing layer secured by a layer of glue to a supporting one. The latter is of inorganic foam material, while a system of passages for a heat-transfer medium extends over the former. The rear sides of the passages, furthest from the surface, and also the glue can be coloured black. In the case of the passages, this can be done by duromer polyurethane paint. A cement-polymer dispersion glue can be used, or alternatively a non-foam geopolymer, or an elastomer interlaced polyurethane foam. ADVANTAGE - Forms integral part of building.
Patent DE-4127093-A1 (DE)
Title: Specimen extraction from reaction vessel using spray - achieving reliable extraction using specimen tube with closure device immersed into reaction soln.
Inventor: DACH ROLF DIPL CHEM DR
IPC: G01N1/10
Filed: 1991-08-16
Abstract: The method of extracting a specimen from a reaction vessel involves the discontinuous acquisition of samples from a closed chemical reaction vessel using a spray. The extraction can be performed manually or mechanically using a specimen tube with a blocking valve immersed into the reaction soln. after flushing with an inert gas. USE/ADVANTAGE - For reliable continuous or discontinuous specimen extraction of specimens from chemical reaction vessels avoiding danger of fire, etc.
Patent DE-4127309-A1 (DE)
Title: Cardboard base pallet with main part -  has lengthwise sides, base and top, with runners gripping under pallet's base
Inventor: KERSTING RUEDIGER
IPC: B65D19/20
Filed: 1991-08-17
Abstract: The base pallet made of cardboard or other foldable material has a main part (1) consisting of lengthwise sides (2.1,2.2), base (3) and top (4). Spaced apart pallet runners (6) grip under the base (3). The runners (6) are in the form of insertion pieces fitting into openings (7) on the base of the main base part (1). The inserts are integrated with support struts (9) placed on the top (4) and fitting into the interior of the main part (1). The runners (6) are formed of a rectangular flat piece which is assembled into a U-shape and which have slots open at the ends to take parts of the lengthwise sides (2.1,2.2). USE/ADVANTAGE - The base pallet is easily assembled, requires less material to make, and is made of rigid, sturdy component parts.
Patent DE-4129774-A1 (DE)
Title: Pressure compensated switch valve for hydraulic media - is very compact with drive element compensated in itself independently of operating rod
Inventor: RUNKEL WALTER DIPL ING DR
IPC: F16K31/06
Filed: 1991-09-07
Abstract: The operating rod (2) is connected to the valve cone (16) which interacts with the valve seat. The drive element is preferably designed as a multi-stepped pressure-compensated ram piston (32). The ram piston separates a first pressure compensating chamber (26) on the side facing the operating rod, from a second pressure compensating chamber (50). The piston (32) has on the side of the first chamber (26) a first pressure face biased in the direction of movement and equal at least approximately to a second pressure face biased in the opposite direction on the side of the second chamber (50). The two chambers are connected together with moderate pressure. USE/ADVANTAGE - Compact design of valve requiring only slight operating forces.
Patent DE-4130844-A1 (DE)
Title: Alphanumeric display panel with surface mount LED(s) - guides LED outputs through irregularly shaped optical conductors to provide mosaic pattern display surface
IPC: G09F9/33
Filed: 1991-09-17
Abstract: The display segments comprise surface mount technology LEDs (2) that are mounted on a back plate (1). The LEDs outputs are transmitted to optical conductors or lenses (4) that are shaped to form an irregular output surface (5,6). The complete panel surface has mosaic format and individual LEDs are energised to provide the observer with an optical light to dark contrast effect. ADVANTAGE - Improved contrast display.
Patent DE-4140094-A1 (DE)
Title: Water supply and circulation system for washing machines - permits introduction of detergent, rinsing agents, etc., directly into washing
IPC: D06F39/08
Filed: 1991-12-05
Abstract: The installation incorporates an inlet guide (s) or opening (c) for introducing water, detergent, rinsing agents and concentrated washing solution directly into the washing. It freatures several pipes, tubes etc. for guiding the abovmentioned substances through the sealing ring between the door and the housing (e) of the laundry drum (d), or through the bearing shaft onthe rear wall of the drum (d). ADVANTAGE - As a result of the direct introduction of the detergent or rinsing agents into the washing, these agents act quickly and at full concn. The work stage runs more intensively and the amt. of substances can be reduced or the work time cut.
Patent DE-4200174-A1 (DE)
Inventor: CURTIS ANTHONY JOHN
IPC: F16F15/131
Filed: 1992-01-07
Abstract: A twin mass flywheel (10) for a vehicle comprising two co-axially arranged relatively rotatable masses (11, 17) interconnected by a plurality of pivotal linkages (40). Each linkage (40) comprising a first link (41) pivotally connected to one flywheel mass (12) a second link (42) pivotally connected to the other flywheel mass (11) and a pivot (45) to move radially outwardly. A variable hysteresis friction damping means (50), whose resistance to relative rotation changes as the relative angle of rotation is altered, acts between the flywheel masses. The damping means (50) can be provided by two friction damping plates (151, 155) which operate at different stages of rotation. The relative rotation may be limited by resilient stops 1B.
Patent DE-4206095-A1 (DE)
Title: Four-way directional control valve - has main bore with control piston intersected by second bore to create control edges
Inventor: DANTLGRABER JOERG
IPC: F16K11/07
Filed: 1992-02-27
Abstract: Directional control valve, especially a 4-way valve, having a housing (11) with a first bore (longitudinal bore) with a first diameter (d) and connection channels (15,16,17,18) between the bore and connections for a pump, tank and other outlets. A control piston moves to-and-fro within the bore and connections are created by means of pairs of control edges on the piston and in the housing. A second bore in the housing for the creation of housing control edges has a diameter (D) greater than the diameter (d) and intersects the first bore. USE/ADVANTAGE - Valve having control edges which can be produced with high precision and at relatively low cost.
Patent DE-4213254-A1 (DE)
Title: Protective cover for transporting bicycles on vehicles or public transport - is suitably shaped from water-repellent plastics fabric and resilient foam to keep out dirt and protect against knocks.
Inventor: MEIR WOLFGANG
IPC: B62J19/00
Filed: 1992-04-22
Abstract: The cover (1) has two kidney-shaped side parts connected by slide and touch and close fasteners. The main slide fastener can be opened at different positions so that the cover can be used as a bag or placed over the bicycle (2) as a cover. The slide fastener can be opened to allow the stand to be used even when the bicycle is packed. USE- The cover can be used by the manufacturers and dealers and also by the owners. It is suitable for all sized bicycles without having to dismantle any parts.
Patent DE-4214221-A1 (DE)
Title: Glue dispensing procedure for fixing vehicle seat covering - involves inserting lance with end nozzle and on retraction, glue is released through nozzle and distributed and then covering is pressed to piping
Inventor: OHLHAUSEN OTTO
IPC: B60N2/58
Filed: 1992-04-30
Abstract: The method involves securing piping strips (8) of upholstery material to a flexible base (5). The piping strips are overlaid by a loose seat covering (9). A lance (15) with a nozzle (14) is inserted between a piping strip and the flexible base and then withdrawn. During the withdrawal the nozzle exudes glue, and when the lance is finally withdrawn the still-loose covering is pressed against the piping to form a bond. ADVANTAGE - Avoids the formation of unwanted creases and folds during seat assembly.
Patent DE-4214806-A1 (DE)
Title: Mounting frame for vehicle heater not driven by engine - has collar shaped arms with fixing holes for attachment to vehicle bodywork
Inventor: MITTERER ERIK
IPC: B60H1/22
Filed: 1992-05-04
Abstract: The flat mounting frame has a base body (2) with at least two collar arms (4) extending from the base. The arms can be bent, or if not required, removed completely. The arms are arranged in a parallel or star-shaped pattern with holes (6) for the insertion of fastening screws to hold the frame to the vehicle. Holes (3) are provided in the base for the heater mounting screws. USE/ADVANTAGE - Mounting frame allows a free-standing heater to be fitted in the most convenient position in a wide range of vehicles.
Patent DE-4218527-A1 (DE)
IPC: G07F7/06
Filed: 1992-06-05
Abstract: The invention relates to a deposit lock for articles to be fastened releasably to one another, such as shopping trolleys and luggage trolleys, with a lock case 1 which is fastened to the first article and which possesses an orifice 1c for a deposit and an orifice for a coupling member 1a which is fastened to the second article and which is held retained by a locking bolt 4 until the deposit is inserted, the deposit being a card and/or a coin which, during insertion, move a control part 3 which moves the locking bolt 4 from the locking position into the release position. <IMAGE>
Patent DE-4220676-A1 (DE)
Title: Optical image recording appts. for xerographic copier - has photoconductive drum coupled by belt to drive wheel which rotates at rate equal to fraction of recording interval
IPC: G03G15/04
Filed: 1992-06-24
Abstract: The optical image recording appts. uses recording devices (1-6) to record images periodically onto a photoconductive drum (8) in a time interval t0. A drive mechanism (16-19) cooperates with the recording devices so that the image is periodically recorded on a defined part of the photoconductive drum. The drive comprises a motor (16) which turns a belt drive wheel (17) for rotating the drum. The drive operates such that the time required for one rotation of the belt drive wheel is approximately equal to an n th fraction of the recording interval t0, where n is a number. ADVANTAGE - Prevents reduction in image quality caused by reduction in drum speed.
Patent DE-4221785-A1 (DE)
Title: Publicity or information carrier - comprises rigid bearer plate and full surface, single or double-sided adhesive layer
Inventor: GARBAR KLAUS-DIETER
IPC: G09F7/12
Filed: 1992-07-03
Abstract: The rigid bearer plate (1a,1b,1c) comprises two or more three-bearer sheets in sandwich formation. The outside bearer sheets (1a,1c) are provided with the adhesive layers (2c,2b). The adhesive layers have surface-active tiny micro balls, the adhesion of which to the bearer plate is greater than to the attached paper or posters. Devices are provided on the bearer plate, or a surrounding frame is used for suspension of the plate. The rigid bearer plate (1) in sandwich formation on one or both surfaces is concealed by a paper layer having the adhesive layers (2a,2b). USE - Bearer plate for display of publicity of information.
Patent DE-4229071-A1 (DE)
Title: Light alloy piston, for internal combustion engines - comprises insert made of pressed, sintered chips of metallic material
Inventor: MIELKE SIEGFRIED DR
IPC: F16J1/16
Filed: 1992-09-01
Abstract: Light alloy piston has a shell-like insert stretching the length of the bolt direction and piston axis and forming a part of the sliding surface for the piston bolt. The insert (7) consists of pressed, sintered chips of a metallic material, whose open pore vol. is filled with piston material. The width of the insert (7) is at least 20 (pref. 25-50)% of the length of the hubs (4) of the bolt eyes (5). The periphery angle of the insert (7) is 30-120 (pref. 45-86) degrees and decreases from the inner edge of the hubs (4) continuously outwards. The insert (7) is a hollow cylinder of wall thickness 3-8 mm. The chips are of a cast iron material contg. 3.5-17.5% Ni, 5.5-7.5% Cu, 1.8-2.5% Cr, 1.0-2.5% Si, 1.0-1.5% Mn, max 3% C and balance Fe; or of a steel alloy of the 42CrMo4 type; or a Cu-bronze. USE/ADVANTAGE - Used for I.C. engines, esp. diesel engines. The piston material has good wear resistance.
Patent DE-4229477-A1 (DE)
Title: Prepn. of a highly porous membrane - by selective removal of polymers; useful as testing strips in urine analysis
Inventor: PUDLEINER HEINZ DR
IPC: G01N33/52
Filed: 1992-09-03
Abstract: Prepn. of a highly porous polymer membrane comprises: (i) dispersion of an insol. filler material into a soln. of at least two incompatible polymers which are in phase sepn. so that a homogenous soln. results, (b) application of (i) onto a carrier, performing a precipitative coagulation and (c) a solvent extn. of the membranes. Pref., the solvents are organic solvents such as alcohols, cyclic esters or ketones, the fillers are talcum, titanium dioxide, barium sulphate and the incompatible polymers are cellulose ester/polyvinyl ester and polyurethane/polyacrylate or acrylic copolymers. Also claimed is the membrane. USE/ADVANTAGE - (Claimed) The membranes are used as carrier matrices for testing strips such as for urine analysis. Compared to prior art, the new membranes are very absorbent and are uniformly wetted with the sample fluid.
Patent DE-4229578-A1 (DE)
Title: Liquid crystal display device for mounting with others in panel - has control electrodes applied to insulating foil attached to inside face of glass plate
Inventor: SCHAUER GERNOT DR
IPC: G02F1/1343
Filed: 1992-09-04
Abstract: The display device has a liquid crystal layer sandwiched between two opposing glass plates (1,2) with transparent control electrode layers on their inner surfaces. The electrode layers of at least one of the glass plates are applied to a flexible insulating foil (10) which is then applied to the surface of the glass plate. The foil projects beyond the glass, plate at one or more edges. The projecting part of the foil carrying conductor paths (9) for connection with the control electrodes and beat at an angle to the plane of the glass plate. ADVANTAGE - Allows display device to be incorporated in large scale display panel with relatively narrow spacing between adjacent devices.
Patent DE-4229851-A1 (DE)
Title: Photosynthesis as technological process - for energy recovery by activation of chlorophyll and chloroplast.
Inventor: EHBAUER HUBERT-G
IPC: B01J19/12
Filed: 1992-09-07
Abstract: Photosynthesis is used as a technological process to activate chlorophyll and chloroplasts and to recover energy. USE - When chlorophyll is irradiated with light, the luminescence energy obtd. can be up to 80% of the excitation energy and the photons upon reflection or absorption exert a press. known as the radiation press. which can be recovered as energy for kinetic elements. Water can be photolysed by way of isolated chloroplasts to produce molecular oxygen. Isolated chloroplasts use excess energy for conversion of adenosine phosphate into adenosine tri-phosphate which stores energy which can then be utilised for chemical syntheses such as synthesis of starch, and biological processes such as the citric acid cycle.
Patent DE-4230978-A1 (DE)
Title: Voltage amplitude comparator - contains two input diodes having common cathode connection with cathode of third diode, which is coupled to current source at anode, at which higher input voltage appears
Inventor: DONAT ALBRECHT DIPL ING
IPC: G01R19/165
Filed: 1992-09-16
Abstract: First and second voltages (Ue1,Ue2) are applied to the anodes of a first and a second diode (D1,D2) respectively. The common cathodes of the two diodes are connected to the cathode of a third diode (D3), whose anode is supplied with a first current of defined amplitude. A second current tapped from the cathodes of the diodes has twice the amplitude of the first current and the larger of the two voltages can be tapped (Ua) from the anode of the third diode. The diodes can be integrated onto a semiconductor chip. USE/ADVANTAGE  - For precision comparison of analog electrical signals. Circuit is designed for extremely good electrical characteristics.
Patent DE-4232398-A1 (DE)
Inventor: HERRMANN OTTO
IPC: B65B1/00
Filed: 1992-09-26
Abstract: An apparatus for filling bags 18 especially with sand has a funnel-shaped feed container 1 for the filling material. Located in the bottom of this feed container 1 is a conveyor worm 2 which is driven by an electric motor 4 and which opens out in a filling connection 6 of the feed container 1. This filling connection 6 is angled vertically downwards and, in its push-on region, has a switch 9, 9' which can be actuated when the bag 18 is pushed on and which at the same time sets the electric motor 4 for the conveyor worm 2 in operation and stops the electric motor 4 again when the bag 18 is drawn off. <IMAGE>
Patent DE-4235039-A1 (DE)
Title: Determining distance between amusement game machine monitor and operating unit - using light receiver connected to controller of control unit which controls game duration and is arranged in housing of coin-operated amusement unit
IPC: G07F17/38
Filed: 1992-10-17
Abstract: The controller (10) has at least one counter (22), in which the line recording pulses of the monitor (2) determined by the light receiver (24) are detected. The counter reading is a measure of the distance between the light receiver (24) of the operating unit (3) and the monitor (2). The game result can be influenced by the reading of the counter (22). The actual determined distance is compared with a distance value stored in a RAM. Upon deviation from the distance specified in the RAM, the attained game result is disallowed. ADVANTAGE - Distance of operating units from monitor can influence game duration so that distance between monitor and operating unit is determined.