baber/WOPTO huggingface dataset:
Patent DE-3918626-A1 (DE)
Title: Camera stand with telescopic legs - has at one end arms, and incorporates connections for joining arms and legs
Inventor: KUS HELMUT
IPC: F16M11/34
Filed: 1989-06-07
Abstract: The camera stand has telescopic legs (10) which can be moved in at least two stages (11-13). The legs (10) are linked at one end to a camera attachment, and at the other end to a a surface on which it stands. Inbetween, at the distal ends,  the legs (10) are joined by the arms of a manifold. Connections connect the ends of the arms to the  legs (10) so that the manifold can be joined to the legs (10) at various freely selected positions. USE/ADVANTAGE - The camera stand is more rigid and stable by having arms of adjustable length.
Patent DE-3920078-A1 (DE)
Title: Burner head for a blower gas burner
Inventor: DREIZLER WALTER DIPL ING
IPC: F23D14/34
Filed: 1989-06-20
Abstract: Burner head (1) for a blower gas burner, having a burnable-gas separation (4) and a combustion-air separation, with radially arranged burnable-gas nozzles (7) and axially extending combustion-air passage openings (9, 19), in the case of which burner head the flame root is formed in the region of nozzles (7) and openings (9, 19), downstream of which flame root webs (12) project radially in the flame region. Provided coaxially with the burning tube (10) is a flame tube (13), an annular gap (16) for waste gas recirculation being provided between the burning tube (10) and the flame tube (13). <IMAGE>
Patent DE-3926158-A1 (DE)
Title: Massage couch with body support part - is hinged to leg support and has mechanism to vary angle of inclination
Inventor: SIELING JUERGEN
IPC: A61G13/00
Filed: 1989-08-08
Abstract: The massage couch has an underpart (1) consisting of a frame (5) mounted on a support (4) fixed to a base (3). The upper part (2) of the couch has a body support part (10) and a leg support part (12). The head end of the body support part (10) is attached by a hinge (11) to one end of the frame (5). The other end of the body support part (10) is connected to the leg part (12) by a hinge (13) which can be locked if required. The leg part (12) has an attachment on its underside, near the hinge (13), by which it is connected to a vertically sliding rod (7) which is actuated by a motor (6) mounted on the base (3). USE - Massagee couch.
Patent DE-3927525-A1 (DE)
Title: Spindle for coordinate measurement machine - is of lightweight half shell construction with inner corner stiffening struts and outer guide bearing surfaces
Inventor: BAND GERHARD
IPC: G01B5/008
Filed: 1989-08-21
Abstract: A spindle (1) for a coordinate measurement machine has an essentially rectangular, esp. square cross-section, is guided in the Z-direction by a bearing and accepts a sensor at one end. Four bearings are provided at each end and two in the centre region. The spindle is of light construction with two half shells (2, 3) with inner corner struts (7, 9) extending over its entire length. Bearing surfaces (20, 21) in the outer corner regions interact with guide bearings in the spindle guide body. ADVANTAGE - Spindle is designed for reduced wt. and adequate stiffness, great accuracy of bearing guidance and high torsional stiffness.
Patent DE-3930753-A1 (DE)
IPC: C08L9/00
Filed: 1989-09-14
Abstract: The invention relates to a method for stabilising prefabricated semifinished products or finished articles consisting of an unsaturated polymer or of a polymer alloy which contains at least one unsaturated polymer. The semifinished products or finished articles are exposed to high-energy radiation for crosslinking and/or sterilisation. According to the invention, the unsaturated polymer is a 1,2-polybutadiene. The semifinished products or finished articles prefabricated therefrom or therewith are exposed to a maximum dose of 80 kGy.
Patent DE-3933226-A1 (DE)
Title: Granular photographic fixative or bleach fixative
Inventor: KUEHNERT PETER DIPL CHEM DR
IPC: G03C5/26
Filed: 1989-10-05
Abstract: Granular photographic fixative or bleach-fixative contains a thiosulphate (I) and a disulphite (II) in the same granules. The bleach-fixative also contains a FeIII complex (salt) (III).  The granulate has an average particle dia. of min. 150, pref. 150-3000 microns. It contains 35-85 (wt.)%, 5-15% (II) and 30-50% (III). The granules are produced by milling (I) with (II) and opt. other additives until the max. of the particle dia. distribution curve is under 10 microns, followed by powder agglomeration, vacuum drying opt. incorporating the bleach and sealing in a water vapour-tight package.
Patent DE-3933627-A1 (DE)
Title: Sensor with permanent magnet system for measuring motion - has permanent magnet rings separated by weakly magnetic ring plate, coil arrangement
Inventor: SCHIESSLE EDMUND DIPL PHYS
IPC: G01D5/242
Filed: 1989-10-07
Abstract: Movement of the permanent magnetic system (1.4) induces a voltage in a coil arrangement (1.11) contg. at least one coil (1.5).  The permanent magnet system consists of at least two permanent magnet rings (1.1, 1.2) separated by at least one weakly magnetic intermediate ring plate (1.3). The like poles of the magnet rings face each other and the rings are concentrically mounted inside the coil arrangement.  The distance ring plate is in the centre of the coil arrangement in the rest position of the sensor. USE/ADVANTAGE - Motion parameter measurement sensor is of low wt. and small size and achieves good sensitivity.
Patent DE-3938533-A1 (DE)
Title: Hand-rinsing water tap with sequential automatic control - responds to proximity of hands with timed spray of cleansing agent between outflows of warm water
Inventor: LUTZ RAINER M
IPC: E03C1/05
Filed: 1989-11-21
Abstract: The end of the tap carries a proximity sensor (4) incorporating a photodiode and LED for detection of approach of the hands, on to which a mixt. (14) of hot and cold water is directed (15) automatically for about 1 second. The flow is then interrupted by a control unit (19) while liq. cleaninsing agent is ejected from a separate nozzle (9), after which the warm water supply is resumed.  Both liq. flows are controlled automatically be electromagnetic valves (5,10). ADVANTAGE - Warm water (11), liq. soap (9) and possible warm air (18) for drying are supplied in sequence without manual operation of any additional controls.
Patent DE-3943508-A1 (DE)
Title: Light weight field howitzer
Inventor: SEARLE HAROLD LESLIE
IPC: F41A27/24
Filed: 1989-11-22
Abstract: The light weight field howitzer includes a barrel (101) which is supported by  a cradle constructed from hollow members (119,119A) and which is pivotally mounted about a trunnion bearing (113) secured to a chassis (117). The trunnion bearing (113) lies on the barrel axis and is positioned beyond the limit of maximum recoil of the barrel. Front stabilisers and rear trail support legs are provided to spread the load of the howitzer and spades (106) are rigidly but removably secured to the chassis.  The howitzer includes a single hydraulic accumulator arrangement (136,177,185,130,189,119) constituting a combined recoil buffer and recuperator system. A barrel elevating device (Figure (7) not shown)is provided comprising a geared manual device (115,116,153,149,139) assisted by a precompressed gas system (114,119A). Hydraulically pivoted wheels and a pivotted towing lunette may be provided and the howitzer may be split easily into units which can be carried by a light helicopter.
Patent DE-4000751-A1 (DE)
Title: Renewing worn drive wheels of tracked military vehicle - by first grinding out teeth in packet of worn wheels then welding on new wear-resisting layers esp. for tank
Inventor: THURN JUN ADOLF
IPC: B62D55/32
Filed: 1990-01-12
Abstract: The method groups together several parallel drive wheels into a single packet.  A series of regions lying one behind the other in the packet and lying between two adjacent tooth heads is ground at least to the depth of the low-wear layer to be applied, measured from the wheel contours to be reestablished. All series of regions around the periphery of the packet are ground in this way.  The packet is dismantled and the wheels are flat ground to the required thickness.  The packet is reassembled into a packet with a series of wheel bodies having the same thickness between end discs and with the inclusion of spacers.  New wear layers are then welded into place. ADVANTAGE - Renewed wheels have same wear-resistance as brand new ones.
Patent DE-4003273-A1 (DE)
Title: Two=part housing, e.g. for engine idling air demand controller - has collar forming shape-locking joint with cross-matched region of second part
Inventor: GANSER OTMAR
IPC: B23P11/00
Filed: 1990-02-03
Abstract: The two-part housing has one part with a collar engaging a connection region of the other part to form a material deformation mounting. The outer surface of the connection region is cross-hatched (6) and the collar (4) engages the cross-hatching by shape locking by virtue of the material deformation. The material deformation consists of sections (7, 8) forced in radially at individual points over the collar's circumference. USE/ADVANTAGE - E.g. for use in control elements for the idling air induction demanded by an internal combustion engine. The two housing parts can be simply secured together without precise angular positioning.
Patent DE-4004438-A1 (DE)
Title: Specially equipped walking stick for blind person - gives all round acoustic picture of immediate area and direction and range of nearby objects
Inventor: LASCHUETZA MANFRED
IPC: A61H3/06
Filed: 1990-02-14
Abstract: The walking stick is fitted with a sensor (1) at its base to physically identify ground surfaces and obstructions. A further light sensitive sensor (2) informs the blind person of the ambient light conditions. An all round acoustic picture is achieved by TX/RX sensors (3) positioned around the circumference of the walking stick. The received signals are converted to acoustic information by a converter (7) connected to a head set (6). Other fitted sensors (11) are designed to warn traffic of the presence of a blind person, partic. at right. A refinement is the memory (8), comparator (9) and evaluation unit (10) which enable the blind person to recognise familiar surroundings. USE/ADVANTAGES - Allows blind person to walk more briskly than before. Road uses having suitable reception equipment are warned of presence of blind person. Blind person is able to take avoiding action before confronting an obstical.
Patent DE-4004794-A1 (DE)
Title: Cartridge filter for high viscosity materials - which has replaceable sleeve
Inventor: LUEHRMANN THEO DIPL ING
IPC: B01D29/15
Filed: 1990-02-16
Abstract: Cartridge filter for high viscosity materials has replaceable sleeve. Sleeve is held onto body of filter at upper end by cap, and at lower end by sealing arrangement that incorporates O-ring seal. Body of filter fits onto adaptor which holds filter onto baseplate. Sleeve is sepd. from body by coiled wire spacers, and it is held in place by cap which is welded onto body. Bottom of sleeve is held in place by ring. Leakage is prevented by O-ring.
Patent DE-4010526-A1 (DE)
Title: Flexible fleece-like filter material
Inventor: RUEGER HELMUT
IPC: D04H13/00
Filed: 1990-04-02
Abstract: Filter material consists of a matrix of synthetic and/or natural fibres with incorporated filter medium. The material is in the form of a flexible leaf or sheet with a fleece-like structure and comprises in combination (a) a matrix of self-binding synthetic plastics and/or natural fibres which are at least partially fibrillated and ground down to 5-50 deg. SR with (b) a filter medium consisting of very fine fibrillated fibrous material and/or inert particles, the filter medium at least partially forming a fine spatial chain structure anchored in the matrix. Substances which bring about physical and/or chemical changes are bonded to the surface of the fibrous material and/or inert particles, e.g. immobilised cells and/or enzymes, or biocatalysts. Further synthetic plastics materials may be incorporated into the filter material in an amt. of 0-10 wt.% and provide an additional cross-linking effect. Matrix consists of a mixt. of polyolefin fibres and/or pure wood pulp, e.g. from coniferous trees, and/or cotton fibres, and/or very fine synthetic fibres, e.g. cellulose acetate. Filter medium, part. if it has inert particles, may contain polyamine as a retention agent. Synthetic plastics materials are polyacrylates.
Patent DE-4012903-A1 (DE)
Inventor: KLINGEL WOLFGANG
IPC: B07C3/18
Filed: 1990-04-23
Abstract: The invention concerns the application of a protective film of plastic to a printed-circuit board (11) fitted with electronic components on at least one side. In order to keep some areas free of plastic film, a vat (24) is produced, the exposed rim (26a to 26i) of whose walls corresponds in shape to the outline of the surface (s) to be coated and lies in a single plane. The circuit board (11) is placed, with the side to be partly coated facing inwards, against the coplanar rim (26a to 26i) of the vat (24) and held pressed against the rim, defining the shape of the surface (s) to be coated. The vat (24) is subsequently pivoted, together with the circuit board (11) on it, into a position in which the circuit board (11) forms the floor of the vat and liquid coating material contained in the vat will spread over the surface (s) to be coated, wetting them. The vat is then pivoted into a position in which excess coating material can drain off the circuit board (11).
Patent DE-4017322-A1 (DE)
Title: Solar collector for heating heat conducting liq. - consists of pipework system laid in black screen containing metal fragments
Inventor: ANKARA UESTUEN DIPL PHYS DR
IPC: E04D13/18
Filed: 1990-05-30
Abstract: The solar collector for heating a heat conducting liquid by sun rays and ambient air consists of a heat conducting layer and a network of pipes. The pipes (3) are laid in a screed (5) containing metal fragements (8) and are externally electrically insulated. The screed (5) is mixed with a black colour dye and has a roughened upper surface (6). The pipes (3) are oval and are laid with the flattened side to the bottom (4) of the screed (5). An additional absorbent layer (7) is laid over the upper surface (6) of the screed (5), or alternatively the screed (5) may be laid on an insulation layer. A transparent cover (9) is placed at a  distance over the screed (5). USE/ADVANTAGE - An improved solar collector simply constructed maintains its efficiency through the screed.
Patent DE-4032203-A1 (DE)
Title: Portable combustion driven nail driving gun - has two section casing which can be moved axially to change vol. of combustion chamber
Inventor: BUECHEL JOHANN
IPC: F02B71/04
Filed: 1990-10-11
Abstract: A portable combustion driven nail driving gun has a combustion chamber (9) where a fuel and air mix is ignited to drive a piston (7,7a) in a cylinder (8). The chamber (9) is cased in a housing (2), and the gun has another part of the housing (3) which can move towards the first part (2). The volume of the chamber (9) can be altered by a relative movement between the first and second parts (2,3) of the housing which activates a sliding chamber wall (11). These movements are carried out on parallel axes. USE/ADVANTAGE - The gun is simply constructed, is more efficient and easily controlled.
Patent DE-4032812-A1 (DE)
Title: Landmine with rocket drive - to avoid influence of ground conditions, comprising propulsion nozzles and rotor
Inventor: DITTMANN FRANK-LUTZ
IPC: F42B23/16
Filed: 1990-10-16
Abstract: Mine (10) has an active body (12) from a shaft (16) at an angle to the vertical (18) projection to support a rotor (20) in the form of a disc (22) contg. pairs of slots defining bent-up propeller elements (30). A rocket drive has propulsion nozzles (36) spaced uniformly round the periphery of the rotor (20). When the mine is activated, eg, by trip line, the rocket drive lifts the active body, which can be directed to the target.
Patent DE-4034797-A1 (DE)
Title: Shoulder pad structure - has cover and base of roughened charmeuse
Inventor: ZEITLER KARL-HEINZ
IPC: A41D27/26
Filed: 1990-11-02
Abstract: The shoulder pad has a central core (12) with top (16) and base (14), both consisting of a fabric, especially, charmeuse. Top and base are connected along common seam (18), and perhaps to the core. Both consists of a roughened textile, especially roughened charmeuse, and the roughened side faces away from the core. ADVANTAGE - Does not slip.
Patent DE-4035154-A1 (DE)
Title: Twist-grip brake for bicycle - has inner thread for axial drive of plug attached to inner brake cable
Inventor: NEUSTEIN GUSTAV
IPC: B62K23/04
Filed: 1990-11-06
Abstract: The handgrip on each end of the handlebars has a twist fitting and is hollow. The inside of each grip has splines for the axial guidance of a plug (2/2) whose inner end is threaded inside a fixed sleeve (2/3) located into the end of the handlebar. The coarse thread causes the axial movement when the grip is twisted. The plug is attached to a brake cable (8) threaded through the inside of the  handlebars. The handgrip has an outer rubber body bonded to an inner metal sleeve. The sleeve has a fine thread coupling to an outer securing nut (3), with an O-ring axial location over the end of the handlebar tube. ADVANTAGE - Safe braking, no risk of trapping fingers, no external brake cables.
Patent DE-4039987-A1 (DE)
Title: Column display frame with horizontal support plates - has internally threaded base sleeve holding column rod fitted with display plates
Inventor: BOHLAND HANS G
IPC: A47F5/06
Filed: 1990-12-14
Abstract: The display frame has columns and horizontal support plates. An internally threaded sleeve (2) is fixed on the ground or base (1) and an upright rod (4) with external thread at the lower end is screwed therein. A tension ring (18) with inner thread is screwed ontot he top externally threaded end of the rod (4) and a tubular column (3) is clamped between the sleeve (2) and tension ring (18). Support plates (10, 10') are fixed by pairs of clamping ring discs (5-7, 8, 9) on the tubular column (3). Several such sleeves can be mounted in a grid pattern in the floor or an exhibition area and covered by closures (11). USE/ADVANTAGE - The display frames are sturdy and allow large numbers of objects to be displayed without detracting from the display effect.
Patent DE-4040768-A1 (DE)
Title: Acrylic roof light dome - has polycarbonate safety sheet to prevent objects falling through in case of breakage
Inventor: REUTHER ERNST-THOMAS
IPC: E04D13/03
Filed: 1990-12-19
Abstract: A roof light dome has a flat pane of polycarbonate or similar material extending beyond the dome rim and the supporting frame. A fixing device holds the rim of the flat pane. The fixing device can have screws which go through the rim of the flat pane. Pref. light dome has two rectangular acrylic domes held apart by a spacer. Below the lower acrylic dome is a flat polycarbonate sheet held by screws. The dome is carried on a hinge and can be opened as a unit. USE/ADVANTAGE - The addn. of a strong flat pane prevents falls or objects dropped in case anyone working on the roof breaks the acrylic light dome.
Patent DE-4040954-A1 (DE)
Inventor: SCHELL JEFF
IPC: A01H5/00
Filed: 1990-12-20
Abstract: Prodn. of pathogen-resistant plants comprises inserting into the genetic material of plants under control of an active promoter (a) a protein synthesis inhibiting gene (I) or (b) a fusion product of (I) or of the protein synthesis inhibiting protein (II) with ligands which make possible specific attachment to cells. Also new are (1) DNA transfer and expression vectors contg. (I) isolated from barley plants, and (2) plants or plant parts modified by incorporation of (I) or fusion products.
Patent DE-4100288-A1 (DE)
Title: Super-twist liq. crystal display - has very short switching time and large operating temp. range, good contrast and low threshold voltage
Inventor: WAECHTLER ANDREAS DR
IPC: C09K19/42
Filed: 1991-01-08
Abstract: Supertwist LCD has 2 plane parallel substrate plates forming the cell with a rim, which is filled with a nematic liquid crystal mixt. (I) with positive dielectric anisotropy and electrode layers and overlying orientation layers on the inside of the plates. The angle of pitch between the longitudinal axis of the mols. w.r.t the plate surface is ca. 1-30 deg. and the twist angle w.r.t. the orientation layer is 160-360 deg. (I) contains (a) component A, (b) 0-45 (wt.)% component B1, B2 and/or B3 10-80% liquid crystal component, C consisting of cpd(s) with a dielectric anisotropy of over +1.5, (d) 0-20% liquid crystal component D, consisting of cpd(s) with a dielectric anisotropy less than -1.5 and (e) an optically active component E in an amt. such that the ratio between the film thickness (distance between the plates) and the natural pitch of the chiral nematic liquid crystal mixt. is ca. 0.2-1.3; and the mixt. has a nematic phase range of at least 60 deg.C viscosity of max. mPa.s and dielectric anisotropy of at least +5 at 20 deg.C. Component A consists of cpds. of formula (AI)-(A-VI), B1 of (BI)-(BIV), B2 of (BV)-B(VIII) and B3 of (BVIII) and/or B(X) R1 and R2 independently = R = 1-12C alkyl, in which one or 2 non-adjacent -CH- gps. may be replaced by -O-, -CH=CH-, -CO-, -O-CO- or -CO-O, Z2 = -CH2CH2-, -CO-O-, -O-CO- or a single bond; ring B = 1 1,4-cyclohexylidene or 1,4-phenylene ring; ZO = -CH2CH2- or a single bond; Q = 4-CH2n+1-trans-cyclohexyl (n=1-9), 4-R-phenyl or 3-Y-4-X-phneyl (X = CN or F and Y = H or F); ring C = as ring B or trans-1,4-cyclohexylene. The cpds. used are known cpds. or can be prepd. by methods analogous to those for known cpds. (No details are given in the text). USE/ADVANTAGE - The display combines very short switching times with a large operating temp. range, high gradient, good angle dependence of the contrast and low threshold voltage.
Patent DE-4103230-A1 (DE)
Title: Multi-wall steel pipe - formed from copper-coated roughened steel strip
Inventor: USUI MASAYOSHI
IPC: B21C37/09
Filed: 1991-02-02
Abstract: Multi-wall steel pipe consists of a copper-coated metal strip provided with a solder layer. In one form, at least one face of the strip is roughened and is brazed to the other overlapping layer when the strip is rolled up in several windings. In another form, the strip is rolled up in several windings such that the overlying faces are brazed together, these overlying faces being roughened surfaces with different roughness. Also claimed are (i) processes for prodn. of the steel pipe; and (ii) metal strip for use in a multi-walled steel pipe, one face of the strip being roughened and coated with copper to produce a solder layer. USE/ADVANTAGE - The steel pipe is esp. a small dia. (e.g. less than 15mm) oil or gas feed pipe for automobiles, electrical cooling units and other machines or equipment. Uniform solder distribution over the contact or overlying strip surfaces is ensured, capillary action is prevented to minimise undesired pinholes and reliable brazing of the overlying surfaces is achieved.
Patent DE-4105526-A1 (DE)
Title: Cover for back rest of vehicle seat - has storage pockets formed on inside surface of cover
Inventor: NUSSER MIRIAM
IPC: A47C7/62
Filed: 1991-02-22
Abstract: Seat cover (1) for the back rest (2) of a vehicle seat which is secured beneath the seat by rubber fastenings and has one or more storage pockets (3). The pockets are formed on the inside surface of the seat cover such that the only parts visible are the horizontally extending insertion slits (5). ADVANTAGE - Simple method of providing pockets in seat covers having a visually attractive appearance in contrast to the customary external network pockets.