baber/WOPTO huggingface dataset:
Patent DE-3918640-A1 (DE)
Title: Contactless signal generator for optical fibre system - has mirror with magnetic member, forming movable unit, actuated by magnetic target
Inventor: BOYSKEN GUENTHER
IPC: H03K17/95
Filed: 1989-06-08
Abstract: A photosignal from an optical fibre is reflected on a mirror surface, opposite to the optical fibre output face, and is supplied to a photosensitive detector for generating an electric output signal. A mirror (3) is coupled to a magnetic material element (2) to form a movably held unit, which  engageable by magnetic material target element (10). The target element is movably fitted at a given spacing. The mirror is movable w.r.t. the beam path of the optical fibre (6). The movable unit is pref. engageable by a resetting spring (5). The unit and spring are typically fitted in an air-and humidity-tight housing (1) with a connector for coupling the optical fibre. USE/ADVANTAGE - For detectors of movable component end position, with reliable switching signal generating and transmission even with electromagnetic interference.
Patent DE-3919749-A1 (DE)
Title: Inductive rotation angle sensor with coupling coil - uses magnetic coupling to secondary and/or primary coil variation with rotation angle
Inventor: VEH HERBERT
IPC: G08C19/46
Filed: 1989-06-16
Abstract: An inductive rotation angle sensor has a primary coil (14) and a secondary coil (16) through which the magnetic flux of the first coil passes and whose output voltage is a measure of the angular displacement. The coils rotate together w.r.t. a short-circuited coupling coil (22) through which the primary coil's magnetic flux passes.  The magnetic coupling between the coupling coil and the secondary and/or primary coil varies with rotation angle. ADVANTAGE - Inductive rotation angle sensor is simple and reproducibly accurately manufacturable and has high sensitivity and good linearity with a compact design.
Patent DE-3931886-A1 (DE)
Title: Enclosure assembly with hinged frames - has reflective panels as support foil with reflectors, or reflective foil
Inventor: HINZ KLAUS
IPC: E01F13/02
Filed: 1989-09-24
Abstract: The enclosure assembly consist of hinged frames formed by uprights connected by horizontal members. The frames are so designed that they can be joined end to end to form a fence around a protected area. Each frame is fitted with warning panels (14) which are covered with reflectors (11,12), or plastics reflective film which contains pigments of different colours with reflecting areas arranged in a fixed pattern. USE/ADVANTAGE - For open service shafts, roadworks etc., with protection at dusk and at night.
Patent DE-3933335-A1 (DE)
Inventor: VOLKERT OTTO DR
IPC: C08G18/42
Filed: 1989-10-06
Abstract: The invention relates to a process for preparation of rigid polyurethane foams having low thermal conductivity by reacting 
 
  a) organic and/or modified organic polyisocyanates with 
  b) at least one relatively high molecular weight compound having at least two reactive hydrogen atoms and optionally 
  c) low molecular weight chain extenders and/or crosslinking agents in the presence of 
  d) cyclopentane (d1) or mixtures (d2) which contain: 
 
  d2i) cyclopentane and/or cyclohexane and 
  d2ii) at least one compound which is homogeneously miscible with cyclopentane and/or cyclohexane and preferably has a boiling point below 35 DEG C, selected from the group consisting of the alkanes, cycloalkanes having not more than 4 carbon atoms, dialkyl ethers, cycloalkylene ethers and fluoroalkanes,
 optionally in conjunction with water, as blowing agents (d), 
 
  e) catalysts and optionally 
  f) auxiliaries and/or additives. 
 
<??>The rigid polyurethane foams are used in the refrigerator industry and as insulating material in heating and composite elements.
Patent DE-3933832-A1 (DE)
Title: Process for making hay or straw into bales - uses conveyor to press harvest into ribbon and bale channel to complete process
Inventor: EGGENMUELLER ALFRED DR ING
IPC: A01F15/00
Filed: 1989-10-10
Abstract: The process for making bales of hay, straw and silage.  The harvest material is taken up from the ground, compressed into a flat ribbon through a conveyor, and pressed into a cubic bale and bundled into a bale channel (12). The ribbon compressed by the conveyor is fed continuously into a widening cross section bale channel and compressed by a time orientated separator. USE/ADVANTAGE - The process produces large or small bales of densely compressed hay.
Patent DE-3939582-A1 (DE)
Title: Supported pipe-fitting in furnace - involves recess allowing access to locking member for welding to pipe
Inventor: HAMMER ERNST E DR ING
IPC: F27D3/02
Filed: 1989-11-30
Abstract: The fitting is mounted on a supporting pipe (2), through which coolant flows, in a furnace (1) for heating material (5).  It has a locking member (9) secured to the pipe and fitting in a recess (7A). The recess is so shaped that part of the locking member is accessible from the outside, so as to allow it to be welded to the pipe itself or a lengthwise ridge (6) on it. USE/ADVANTAGE - Fitting system preventsa fitting falling off, or cracking of the pipe and consequent coolant leakage.
Patent DE-3940955-A1 (DE)
Title: Switched power supply - has coupled converter stages to provide different voltage levels
Inventor: VOLLMER LUDWIG ING GRAD
IPC: H02M3/337
Filed: 1989-12-12
Abstract: The switched power supply has an input rectifier (1), a current supplied feedback converter (2) and a through flow converter (3). The rectifier is formed of a diode (13) and a capacitor (18). The feedback converter is based around a transformer (10) with the primary having a pair of switching transistors (12,13). The secondary winding has rectifying diodes (22,23) and a smoothing capacitor (27).$  Other tappings (28,33) connect via diodes (29,34) to the inductive coil of the through flow converter (3). This has a transistor switch (36) that can be used to raise the voltage from 4 to 12 volts.$  ADVANTAGE - Allocated switching between different voltage levels.
Patent DE-3942629-A1 (DE)
Inventor: WAMHOFF WILHELM
IPC: B60N3/00
Filed: 1989-12-22
Abstract: The invention concerns a folding table, particularly for use on seats in passenger aircraft, comprising a table plate which can be folded out for use and folded back in when no longer required. Mounted on the table plate are preferably two plate elements which can be moved between a first and a second position and pivot together with the table plate about a main axis. The plate elements have smaller dimensions than the table plate and are designed to take articles such as bottles, beakers and cups and support them so that they cannot fall over. In their first position, the plate elements lie in a plane close to that of the table plate, in a recess behind the seat back.
Patent DE-4002483-A1 (DE)
Title: Couch in form of collapsible or camp bed - has flexible and tensionable surface of transparent plastics foil highly resistant to tear
Inventor: SCHNEIDER HEINZ
IPC: A61N5/06
Filed: 1990-01-29
Abstract: The foil of plastics material (1) of high tensile strength pref. has a high transmission level in the spectral range of 300-480 nm. It is in two sheets separated so that an exchangeable medium of similar transmissivity can be introduced between them. The foil can be in the form of a hose tensioned out by two spars (2) arranged in parallel. The end of each spar is pivotably fixed to a two rod leg (3) arrangement for a collapsible scissor-like linkage with a central pivot point (5). An extendable support rod (4) tensions the surface. A fan at one end can blow cool air through the hose. The latter can be placed in a cooling water circuit with a rotary pump and a heat exchanger. The surface can be placed under or above a radiation source. The plastics foil is antistatic. USE/ADVANTAGE - Tanning or radiation therapy for skin diseases. Mechanically fully separable from radiation equipment.
Patent DE-4005532-A1 (DE)
Title: Generator load switch for power plant - uses standard vacuum breaker switches controlled via zero transition relay
Inventor: LUELLWITZ GERHARD DIPL ING
IPC: H01H33/59
Filed: 1990-02-19
Abstract: The generator load switch uses a metal-encapsulated standard switch field incorporating vacuum breaker switches. A zero current relay (6) evaluates the AC component and the DC component of the genertor current (I) to calculate the earliest possible time point for a switch operation. A timing relay (7) in parallel with the zero current relay provides a delayed a switch operation command. Both relays are contained in a LV space of the switch field above the breaker switch space. ADVANTAGE - Eliminates need for pressurised gas breaker switches.
Patent DE-4008670-A1 (DE)
Title: Control circuit for IC engine fuel injection - has time delay corresponding to time delay DF injection pump
Inventor: WESSEL WOLF ING GRAD
IPC: F02D41/40
Filed: 1990-03-17
Abstract: The control system is provided with a programmed value of the injection start as well as an actual value, as measured on the injection system. The programmed value is applied to a first summation point (5) after passing through the time delay circuit (2), with a delay corresponding to the time delay of the injection system (8). The summation point also has added to it the actual injection level, fed back from the injectors. A parallel control circuit (4) provides a programmed signal without the time delay. This is applied to a second summation point (7) along with the corrected signal from the first control circuit (6), which incorporates the time delay. USE/ADVANTAGE - Diesel engine improved dynamic control, improved efficiency.
Patent DE-4008789-A1 (DE)
Title: Process and assembly for treatment of vehicle exhaust gases - using cold catalytic converter equipped with buffer to retain initial exhaust until hot exhaust gases pass through
Inventor: SCHATZ OSKAR DR ING
IPC: F01N3/08
Filed: 1990-03-19
Abstract: When exhaust gases pass through a cold catalytic convertor in the moments following start up, unburned hydrocarbon pollutants escape untreated to the  atmosphere. The novelty is that the exhaust system is equipped with a buffer chamber which in its first condition can accept and absorb pollutants, and in its second condition releases pollutants to the hot exhaust gases. USE/ADVANTAGE - Unburned hydrocarbons are stored in the buffer until the exhaust gases achieve the correct operating temperature when they are released back into the hot exhaust for catalytic treatment.
Patent DE-4011317-A1 (DE)
Title: Conveyor assembly for carrier
Inventor: SCHLOSSER GERHARD
IPC: B65G21/02
Filed: 1990-04-07
Abstract: Conveyor belt assembly for carriers e.g. skids has an open box profile (6) for the longitudinal carrier (5) on the long side (7) for the draw belt (9) to pass through on the empty level (9b). The upper level (9a) of the belt (9), carrying the loads, is supported on the upper side (12) of the box profile (6). Pref. the upper side (12) of the box profile (6) is formed as a running rail for the load bearing level (9a) of the belt (9) which lies on it to slide along. The return level (9b) of the belt (9) is supported by rollers within the box profile (6) which rotate. The belt (9) is pref. a flat belt of textile materials, with a steel insert. The long edges (17) of the open long side (7) of the box profile (6) are joined together by removable stiffening plates (16), held in place by screwed clamping straps at the box profile (6). The side (7) can be closed by inserted cover plates of hard plastics, pref. PVC, inserted at the longitudinal edges (17). The longitudinal carrier (5) is of two profile sections (21, 22) butted together with locking units (24) to hold them together in a stiff structure at the box profile (6).
Patent DE-4015554-A1 (DE)
Inventor: LEIDECKER MANFRED
IPC: B24B5/06
Filed: 1990-05-15
Abstract: Several grinding spindles (2, 3, 5) and a work-loading and work-unloading attachment (10) are provided on a movable base plate (1). <IMAGE>
Patent DE-4016259-A1 (DE)
Title: Self-cleaning window with hollow profile frame - has pump circuit and drive for cleaning or wiping mechanism incorporated in frame
Inventor: BRUEGGER CLAUDIA
IPC: A47L1/02
Filed: 1990-05-19
Abstract: The window has pump and drive elements (4, 5, 6, 7) incorporated in the frame (1) adjacent the mounting for the window pane. Pref.  an electric motor (4) with a drive shaft on either side coupled via cog wheels (5) to 4 axes (6) used for a combined brush and wiper (21) displaced across the surface of the window pane. The cleaning fluid is delivered via a pump to a hollow channel (3) incorporated in the frame with associated spray elements (9) directed onto the window surface. USE - For shop display window or office window.
Patent DE-4019122-A1 (DE)
Title: Crusher press for food containers - consists of box housing with assembly plate for motor and gears
IPC: B30B9/30
Filed: 1990-06-12
Abstract: The crusher is for drinks cans, tins, egg cartons, etc. It consists of a box-like housing, open at the top, and with an assembly plate (2) at one end. This carries an electric drive motor, and the gear wheels (5). These have an extended hub, to act as axlee journal to bear the assembly plate. The gears have threads for two threaded pressure spindles (7), and these are screwed to a crusher plate (6). The axial crusher pressure is accommodated by two axial ball bearings (3). USE - Crusher for drinks cans, tins egg cartons etc.
Patent DE-4023753-A1 (DE)
Title: In=line, renewable filter with automatic isolation and opening device - suitable for oil cleaning IC engine without draining fluid circulation system
Inventor: JUNGHANS ROLF
IPC: B01D35/153
Filed: 1990-07-26
Abstract: A filter for removal of particulate solids from a liq. using a filter element, enclosed in a container which is attachable to a block provided with inlet and clean fluid outlet. To allow cleaning, or renewal of the element without draining the fluid circulation system, such units can be provided with a rotatable valve plate having inlet and outlet apertures and also able to blank off the flow orifices between the block and the element. The valve plate is provided with a spring-loaded engagement device able to connect with one of the fluid outlet holes in the element top plate, to automatically ensure occlusion or opening-up of the flow orifices between the block and the filter element, dependent on whether the element is being removed or replaced. USE/ADVANTAGE - Oil filter for an i.c. engine or other machinery. Fool-proof isolation device, with partic. value for prevention of mechanical damage due to machines being returned to service with the filter element still isolated.
Patent DE-4024750-A1 (DE)
Title: Fermentation of vegetables - with addn. of salt and agent for binding water, under anaerobic conditions
Inventor: NIELSEN ERIK
IPC: A23B7/157
Filed: 1990-08-03
Abstract: In the fermentation of opt. comminuted vegetable matter, the vegetables are treated with 3-5 wt.% of salt and 2-5% of a water-binding agent, and fermentation is carried out under anaerobic conditions at 14-20 deg.C.. The water-binding agent is pref. dried vegetables, oat flakes, plant fibres or modified starch. USE/ADVANTAGE - There is less prodn. of waste water, and less loss of vitamins and minerals. Cabbage, esp. white cabbage, is fermented (claimed). The process can also be used with cucumbers, onions, cauliflower, kidney beans, tomatoes, carrots, kale, olives, soya beans, peas, paprika and manioc.
Patent DE-4025501-A1 (DE)
Title: High comfort moulded foam cushion - consists of two layers bonded together, each having inner side made up of separate prominence(s) which can yield separately under load
Inventor: HOH DIETER
IPC: A47C27/14
Filed: 1990-08-11
Abstract: A moulded foam cushion e.g. for a mattress or  seat etc. consists of at least two layers with surface prominences which fit together with matching recesses and which are glued or otherwise bonded together to form a body with point resilience in partic. The material used is pref. foamed latex or polyurethane. ADVANTAGE - The product has good properties of deformability, adsorption and loss of air etc. but has a simple construction.
Patent DE-4029705-A1 (DE)
Title: Collapsible rucksack frame for child carrier - incorporates swivel support stay for resting rucksack on ground
Inventor: PASOTTO FAUSTO
IPC: A47D13/02
Filed: 1990-09-19
Abstract: The collapsible rucksack frame, particularly for a kiddy carrier has a support stay (3) which is connected to the upper ends (6) of the frame (1) and holds the rucksack in an upright stable position when the latter is placed on the ground. The extension arm (2) and support stay (3) are pref.mounted on the backrest frame for swivel movement allowing the rucksack to collapse. Two articulated fitments (9) are mounted between the extension arm (2), stay and the two ends (6) of the rucksack frame (1). USE/ADVANTAGE - The frame for the child carrier is easy to mfr., easy to collapse and allows a stable position on the ground even with a child seated therein.
Patent DE-4030666-A1 (DE)
Title: Vehicle seat with dividing channel -  makes use of wire and clips to give shape stability
Inventor: GOETZ HERWIG
IPC: B60N2/00
Filed: 1990-09-28
Abstract: The vehicle seat incorporates a seating surface with a channel (1) below which is arranged a securing wire (5). A strip (10) runs along the length of the channel and parallel to its floor, with the sides of the strip (12, 13) bent inwards in the direction of the wire. The shape of the strip enables fastening clips (20) which pass through the sides to connect the strip with the wire. USE/ADVANTAGE - Vehicle seat giving a high degree of shape stability and greater comfort in the region of the channel.
Patent DE-4031701-A1 (DE)
Title: Disposal of cylindrical tanks or containers -  involves by cutting tank wall into rings using flame cutter
Inventor: HEINRICH HELMUT
IPC: B65D88/00
Filed: 1990-10-04
Abstract: The cylindrical tank or container (1) is cut up for scrap metal in the following way. Two flame cutters starting at the same point are moved around the base of the tank in opposite directions until only two fifths of the diameter remains uncut. - The process is repeated at a higher level to remove a strip of metal from the wall immediately above the floor of the tank. The container is then bent along the chord connecting the end points of the circumferential cut. The circumferential cut is then completed and the material removed to bring the container back to a vertical position. The process is then repeated until the whole of the container has been cut into rings.
Patent DE-4033568-A1 (DE)
Inventor: MOELLER HINRICH DR
IPC: C07C49/255
Filed: 1990-10-22
Abstract: Disclosed are bicyclo-compounds of general formula (I), in which A is a -CHR<3>R<4> group or an oxygen atom; one of the groups Y and Z is a hydrogen atom, while the other is a -CHR<5>-X-C6H4-(CH=CH)m-R<6> group, X being one of the groups O, NH, S, SO and SO2 and m being 0 or 1; R<1> to R<5> are hydrogen atoms or methyl groups; n is 0 or 1; R<6> is one of the groups -CH2OH, -CO2H, -CO2R<7> and -COR<7>, R<7> being an alkyl group with 1 to 4 carbon atoms; and the six-membered ring formed by atoms C-1 to C-6 includes one or two double bonds or is an aromatic ring. Such compounds are suitable for use as sebum-suppressing substances in cosmetic or pharmaceutical preparations intended for topical application on the hair or skin.
Patent DE-4039925-A1 (DE)
Inventor: NIEDRIG MATTHIAS DR
IPC: C07K14/155
Filed: 1990-12-14
Abstract: Novel peptides from the HIV-gag protein contain the sequence (I), and are no larger than 50 amino acids, AATLEEMMTA (I).
Patent DE-4102743-A1 (DE)
Inventor: SCHIRMER WILFRIED DR
IPC: C11D3/12
Filed: 1991-01-30
Abstract: Disclosed is a phosphate-free dishwashing agent containing crystalline sodium disilicate ( beta -form) produced hydrothermally from quartz sand and caustic soda by a sintering process.
Patent DE-4107932-A1 (DE)
Title: Aq. slip and mould-release agent for tyre mfr.
Inventor: WAGNER HERBERT
IPC: B29C33/62
Filed: 1991-03-08
Abstract: An aqueous slip and mould-release agent for the mfr. of tyres and other rubber articles contains a) 0.5-6 wt.% pref. 1.5-4.0 wt.% polytetrafluoroethylene (PTFE); b) 20-40 wt.% pref. 25-35 wt.% esp. 27-32 wt.% mineral fillers; and c) 40 wt.% pref. 60 wt.% and esp. 65-75 wt.% water. Also claimed is the process for moulding and vulcanisation of tyres and other rubber articles. Negative moulds are pressed, in a press, into the blank with the help of a heating membrane under high pressure and vulcanisation is effected. Prior to the moulding and vulcanisation, the aq. slip- and mould-release agent is sprayed on the inside of the tyre blank and the water contained in it is allowed to evaporate, accompanied by development of a film of slip-and release agent.
Patent DE-4116644-A1 (DE)
Inventor: HAAS ECKHARD
IPC: F02M59/24
Filed: 1991-05-22
Abstract: A fuel injection pump comprising a pump element 1 having a pump piston 5 and an adjustable control sleeve 4 which co-operates with the pump piston 5 for adjusting the beginning of injection. The control sleeve 4 is connected for power transmission purposes to a control shaft 8.1 of a stepping motor 8, the transmission means being a shaft 6.1 disposed in the pump cylinder and having, on the end facing the pump piston 5, an eccentric spigot 7 engaging a recess in the control sleeve 4. The stepping motor 8 may be controlled by an electronic control unit (10, Fig. 5) having performance graphs stored in its memory (11, Fig. 5) and which receives inputs for sensors detecting engine operating parameter. The stepping motor may be connected to the transmission means 6.1 of several pump elements 1, or each pump element may have its own stepping motor which compensates for irregularities between the elements. <IMAGE>
Patent DE-4118574-A1 (DE)
Title: Car door hinge with stiffening strut - to one cranked hinge arm, strut is riveted to hinge at its head and other end of strut is welded to door-frame body
Inventor: KLUETING BERND-ALFRED DIPL ING
IPC: E05D5/06
Filed: 1991-06-06
Abstract: The car door hinge consists of a pin (1) on which two rotating hinge arms are fixed. The shorter arm (2) is screwed to the door or frame by lugs extending at right angles. The other, longer arm is cranked, and screwed to the door/frame. Additionally, in the crank section, a shaft is placed both through hinge and mounting surface. The shaft is riveted to the hinge and welded at its other end to the door/frame. USE/ADVANTAGE - Shaft extension on cranked hinge acts as strut and improves stiffness of hinge.
Patent DE-4120584-A1 (DE)
Title: Platform attachment for mobile digger jib arm - has height and tilt adjustment with tilt adjustment facilitated by means of double acting hydraulic cylinder
Inventor: ALBRECHT JOSEF
IPC: B66F11/04
Filed: 1991-06-21
Abstract: The platform (7) is attached to the digger jib (2) at two points (5,8). The attachment piece (11) incorporates both attachment points (5,8) which are both vertically and horizontally displaced from one another. The tilt adjustment is facilitated by means of a double acting hydraulic cylinder which may be controlled from the ground or the platform. The platform may have a cage (9) attached. The cage may incorporate a rotating mechanism about the vertical axis (13) and a height adjustment mechanism (15). USE/ADVANTAGE - Easily attachable work platform for a mobile digger jib which can be used at max. height and which is easily positionally adjusted.
Patent DE-4133593-A1 (DE)
Title: Rail vehicle disc brake pad - has lining shaped as circular arc to provide for universal application
Inventor: WIRTH XAVER DR
IPC: F16D65/092
Filed: 1991-10-10
Abstract: A lining for rail vehicle brakes comprises a friction element attached to a backing plate, for use with a disc caliper arrangement. The friction face of the element takes the form of a circular annulus, which has a linearly increasing or decreasing relation from the lining arc length (r) to the circumference (2r). ADVANTAGE - Universal application.