baber/WOPTO huggingface dataset:
Patent DE-4027139-A1 (DE)
Title: New 3-substd. pyridine derivs.
Inventor: ZIERKE THOMAS DR
IPC: A01N43/40
Filed: 1990-08-28
Abstract: (A) Pyridine derivs. of formula (I) and their N-oxides, mineral acid salts and metal complexes are new: X = OH; Y = OCHO, OCOW3R3 or OSO2W3R3; or X+Y = O, OCH(W3R3)O, OCH(OW3R4)O or OC(W3R3)(OW4R4)O; W1-W4 = direct bonds, CH2, CH2CH2, CHMe, CH2O or CH2S; R1-R4 = (a) 1-6C alkyl opt. substd. by halogen or 3-8C cycloalkyl, (b) 3-8C cycloalkyl opt. substd. by 1-3 of 1-6C alkyl, (c) 1-4C alkyl substd. by 1-4C alkoxy or alkylthio, (d) 2-6C alkenyl, etc., or R2 may be H when X+Y = OCH(W3R3)O, or OC(W3R3)(OW4R4)O and W2 is a direct bond; except for: cis-1-(2,4-dichlorophenyl) -2-(3-pyridyl)-1,2 -epoxypropane; trans-1-(2,4 -dichlorophenyl) -2-(3-pyridyl) -1,2-epoxypropane; etc..  Intermediates of formula (II) are also new provided that: (a) R1W1 is not H (sic), vinyl, phenyl or 3-pyridyl when R2W2 = H; (b) R1W1 is not 2,4-dichlorophenyl when R2W2 = Me; (c) R2W2 is not phenyl or 4-methoxyphenyl when R1W1 = phenyl; (d) W2 is not CH2 or CHMe when R1 = H (sic) or 1-5C alkyl, R2 = opt. substd. phenyl and W1 is a direct bond.
Patent DE-4029281-A1 (DE)
Title: Hollow box-section strip with grooves in edges -  is formed from at least two sections, fixed together and with one section formed as plain box section with no grooves
Inventor: SPAETH WALTER E
IPC: E04H15/64
Filed: 1990-09-14
Abstract: The hollow box-section strip with outwardly open round-section grooves (2) along its longitudinal edges, is formed from at least two. pref. steel or extruded light-metal alloy, sections (5, 6). A first closed box-section (5), whose edges have no grooves, is fixed to at least one head section (6), in which the gooves are formed. USE/ADVANTAGE - Improved flexibility over one-piece box-section strips.
Patent DE-4030839-A1 (DE)
Inventor: LOHSE JUERGEN
IPC: B65D85/68
Filed: 1990-09-28
Abstract: Package for large, heavy objects, fluids and gases, especially defence devices, tanks, vehicles and the like for long-term storage in casings of plastic and the like which can be sealed by means of connection points, whereby the casing takes the form of a cylindrical hose and is fitted with securing devices like loops, eyes, etc. whereby each of the front ends of the hose (10) is, through a suitable section, spherically, truncatedly or hemispherically shaped (20) in the closed state and the sealing closures at the fastening points are formed into arched extensions with the aid of gas and fluid-proof zip fasteners (30).
Patent DE-4031076-A1 (DE)
Title: Reel handling equipment with improved safety - comprising frame to enable interchange of full and empty reels with semi-automatic working speeds
Inventor: WATERMANN JUERGEN H
IPC: B65H67/04
Filed: 1990-10-02
Abstract: Reel handling equipment is partly automatic when removing yarn reels from winders. The equipment is based on one frame to enable interchange of full and empty reels, with the ability to move the full reel into a transport position. - The swivel mechanism (7) which is driven from the unit (16) can put the spindles (6,8) into the direction (X, Y or Z) within the framework (12). The ends of the spindles (6a, 8a) are capable of being positioned with exactitude. A torsion unit (11) is based on the frame (12) to give added flexibility.
Patent DE-4033881-A1 (DE)
Title: Sun screen mfr. for vehicles and buildings - by coating glass or translucent plastic substrate with titanium nitride- tin oxide- titanium nitride triple layer
Inventor: SZCZYRBOWSKI JOACHIM DR
IPC: G02B1/10
Filed: 1990-10-25
Abstract: Producing a sun screen with predetermined visible light transmission and comparatively low sun ray transmission consists of coating a mineral glass or translucent plastic substrate (1) with a titanium nitride, hafnium nitride or zirconium nitride layer by sputtering in an argon and nitrogen atmosphere as a first layer, a transparent oxide with refraction index of approx. 2, esp. SnO2, In2O3, its mixed oxides or Ta2O5 and ZrO2 or ZrO by sputtering in an argon or oxygen atmosphere as the second layer and a third layer similar to the first. USE/ADVANTAGE - In screens for vehicles and glass buildings where the cost of a climatizing unit can be reduced. The cost of prodn. is low and the coatings have good durability properties. (1/1)
Patent DE-4035682-A1 (DE)
Inventor: ANSMANN ACHIM DR
IPC: C09K23/42
Filed: 1990-11-09
Abstract: Disclosed are mixtures of homologous lauryl polyglycol ethers of the formula: C12H25O(CH2-CH2O)x-H in which C12H25 is a straight-chain primary alkyl group and x has a mean value of 5 to 7. The homologous range of the ethers in the mixture is narrow, at least 75 % by wt. of the homologous mixture consisting of homologues with x = 4 to 8 glycol ether groups. Such mixtures exhibit a high local-anaesthetic action and are suitable for use as active substances in topical therapeutic and cosmetic applications.
Patent DE-4102637-A1 (DE)
Title: Appts. for sepn. of gas mixt. - selectively absorbs pt. of gas mixt. and releases non-absorbed gas through outlet
Inventor: KOELSCH PETER DR
IPC: B01D53/04
Filed: 1991-01-30
Abstract: A process and assembly for the sepn. of gas mixts. under cyclic pressure. In a process using adsorbtive sepn. of gas mixts.  gas is drawn in by a rotary pump. The novelty is that unpressurised gas is sucked in via the pump inlet and then compressed whereupon a part of the gas mixt. is absorbed. The non-adsorbent gas prod. or effluent gas 1 is then sepd. through an outlet valve. USE/ADVANTAGE - The process simplifies the design and construction of cyclic pressure adsorbtion gas sepn. plant used in the chemicals, and foods industries, in medical applications and for the removal of gaseous industrial effluents. Only small quantities of adsorbents are required. The arrangement lends itself to dealing with small quantities of a wide range of gases in different locations in a quasi-continuous process.
Patent DE-4109835-A1 (DE)
Title: Apochromatic field lines collimator - comprises nine lenses and a max. of ten glass-air surfaces
Inventor: LAUX UWE
IPC: G02B27/30
Filed: 1991-03-26
Abstract: The apochromatic field lens collimator is for a focal reductor system in Ritchey-Chretien-Cassegrain telescopes (RCC). Along the optical axis of the optical surfaces of the RCC system, i.e. the surfaces of a correlation plate, a field lens is located at a distance (L1). The entry pupil of the collimator is the exit pupil of the RCC system. After a further air distance (12) is a further lens (L2), and beyond a further air distance (13) is a triple union group os lenses (L3,L4,L5). Beyond this union group, and after an air distance (14) is a thickner meniscus (L6). This is followed, after a lesser air distance (15) by a final triple union group of lenses (L7,L8,L9). The optical glass used is of the chrome or quartz type, whilst the two union groups of lenses are composed of a material combination of optical glass and earth alkaline fluoride optical glass. USE - For the focal reductor system of an RCC telescope.
Patent DE-4110294-A1 (DE)
Title: Television receiver with interference reception suppression - uses muting circuit controlled by AV switch to block police or emergency service transmissions
Inventor: MUELLER HEINRICH DIPL ING
IPC: H04N5/60
Filed: 1991-03-28
Abstract: The television receiver has a HF reception circuit for receiving television signals from a first source and video and sound signal inputs and outputs for receiving video and sound signals from a second televison signal source, with identification of a complete television signal. The reception circuit can be turned to a required station using tuning data held in a memory (14) within which the control valve for identification of a complete television signal are stored, upon switching to audio/video mode. These control valves are accessed together with the timing data, to control a muting circuit when a non-standard signal is received. ADVANTAGE - Prevents interference due to police or emergency services transmissions.
Patent DE-4110834-A1 (DE)
Inventor: RATHS HANS-CHRISTIAN DR
IPC: C07C41/03
Filed: 1991-04-04
Abstract: Fatty alcohol polyalkylene glycol ethers with improved filtrability are obtained if fatty alcohols of formula R<1>-OH, in which R<1> is an aliphatic hydrocarbon radical with 6 to 24 carbon atoms and 0, 1, 2 or 3 double bonds, are caused to react in the presence of layer compounds with an average of 1 to 20 mol ethylene and/or propylene oxide per mol fatty alcohol, the reaction product is mixed with water and a filter auxiliary and the catalyst and the polyglycol ethers formed are separated out, possibly at high temperatures and/or pressures.
Patent DE-4112334-A1 (DE)
Title: Multiprocessor system for control of motor vehicle - provides functions for ABS and engine operation controlled with monitoring to identify cold and warm start conditions following fault identification
Inventor: BUEHREN HARALD DIPL ING
IPC: F02D41/26
Filed: 1991-04-16
Abstract: A multiprocessor system for use in road vehicles has a pair of processors (12,14) coupled via a bus system (20,22) to an I/O interface (18) and a common memory (16). The interface connects to actuators (42,46) and sensors (34,36). A logic circuit (24) provides a power-on reset function. A watchdog function is built into the system to monitor the condition, restarts being generated following a fault condition. Warm and cold start conditions are differentiated to select the appropriate routine. A check is included to determine if a predetermined number of resets has been made. ADVANTAGE - Improved reset procedure.
Patent DE-4114776-A1 (DE)
Title: Motor vehicle wheel with air cooling duct - has cover closing adjacent ribs in radial outer region while leaving inner radial region free
Inventor: SAUTTER WOLFGANG
IPC: B60B19/10
Filed: 1991-05-06
Abstract: The wheel has a cover which closes adjacent ribs (10) in their radial outer region while leaving the inner radial region free. The hub-side edge region of the cover (14) changes into an approximately axially directed shroud which runs down to the brake disc (4) or drum. The cover is in the form of an annulus which is in places supported on the ribs as well as being atached to them. ADVANTAGE - The cooling air duct is of lightweight construction and cheap to manufacture.
Patent DE-4118236-A1 (DE)
Title: Cyclic-delivery fuel injection system for combustion engine - employs two control valves in low-pressure system supplying nozzle with fuel also during pre-injection period
Inventor: BUERGLER LUDWIG DIPL ING
IPC: F02M59/36
Filed: 1991-06-04
Abstract: A pumping piston (2) is driven by a plunger (3) from e.g. the camshaft against the opposition of a spring (4), to expel fuel from a cylindrical chamber (21) through a control valve (14) into the tank (18) when another valve (13) controlling admission to the low-pressure system is closed. During this preinjection phase the pressure in the injection line (23) is maintained and the nozzle (6) injects fuel into the combustion chamber. The main injection phase sees both valves (13, 14) closed. ADVANTAGE - Exhaust and noise emissions are reduced significantly by preinjection with exact setting of the fuel pressure.
Patent DE-4120514-A1 (DE)
Title: Stuffing box seal - has gland producing radial tensions and seal packing with several composite sealing rings laid loose on each other
Inventor: TUECKMANTEL HANS J DIPL ING
IPC: F16J15/20
Filed: 1991-06-21
Abstract: The rings (7) are made up of a sheet metal ring (8) and at least one foil (9) of sealing graphite connected with it. The packing can have a metal free packing core where the rings can have a covering ring on one or both sides. The metal ring (8) and graphite foil can be connected together by adhesive. The foil can be 0.2 to 2 mm thick, and the sheet metal ring 0.05 to 0.5 mm thick. ADVANTAGE - The sealing pack can be built up to the required thickness according to the operating conditions.
Patent DE-4122090-A1 (DE)
Title: Graphite piston for internal combustion engines - has graphite protective coating formed by combustion residues
Inventor: BUEHL HORST DR
IPC: F02F3/12
Filed: 1991-07-04
Abstract: Graphite piston for an internal combustion engine has a protective coating of graphite with open porosity of about 5-20 vol.% and a pore size of about 0.1-1.0 microns. The coating is formed during the running-in phase at low loads and temps., by adhesion of combustion residues. ADVANTAGE - Protective and insulating coating formed without added cost.
Patent DE-4123125-A1 (DE)
Title: Membrane module useful as biological reactor for chemical conversions - comprises membrane having one axially arranged membrane and one membrane in direction of main fluid flow to separate inlet and outlet pipe connection
Inventor: TIETZE RAINER DR SC TECHN
IPC: B01D63/02
Filed: 1991-07-12
Abstract: Fluid flows through a membrane module in which at least two membrane lengths are in close proximity and cross each other at intervals. The novelty is that one membrane is arranged axially and the other is arranged in the direction of the main flow of fluid through the module and that the membranes separate the inlet and outlet pipe connections. One of the membranes is formed of U-shaped capillaries connected radially to a central tube so that the beginning of each U-shaped capillary (seen from the central pipe axis) is in front of the sepg. wall and ends after the sepg. wall. USE/ADVANTAGE - The membrane module serves as a biological reactor, as a reactor for chemical conversions, and as a sepn. unit for different substances. The membrane reactor contains a reaction zone in which several components can be brought together under ideal conditions for the process, created by simultaneous and independent control over several parameters.
Patent DE-4126449-A1 (DE)
Title: Signal transmission system for vehicle controls - has two transmission lines coupled between sensors and respective control devices
Inventor: SHIBATA MINEHARU
IPC: G08C25/00
Filed: 1991-08-09
Abstract: The transmission system uses 2 transmission lines (20, 22). One of the latter handles sensor signals fed separately to the control devices for at least one controlled actuator, the second transmission line coupled to further control devices for controlling at least one further actuator, supplied with signals from at least one further sensor. Pref. the control devices coupled to each transmission line have a back-up function. Each control device has a CPU (100) and is coupled to the transmisson line via a signal interface 9103). ADVANTAGE - Reduces onboard wiring complexity.
Patent DE-4129504-A1 (DE)
Title: Pump for dispensing petrol - has tank with through holes in floor with sealed joints for fuel pipes
Inventor: HEIDENREICH PAUL
IPC: E02D31/00
Filed: 1991-09-05
Abstract: The petrol pump (13) is mounted over a tank (1) which is installed in a pit with concrete or masonry walls. The upper edges (2) of the tank walls are turned outwards to form flanges. The floor of the tank is provided with holes (5) of circular form. Each hole as a flange, which projects inwards, formed around its edge. These flanges receive the lower ends of leak-tight sleeves which have their upper ends connected to the fuel supply pipes. USE/ADVANTAGE - Installation of petrol pump. The spillage of petrol is prevented.
Patent DE-4135064-A1 (DE)
Inventor: KLEIN ULRICH DR
IPC: C07C43/315
Filed: 1991-10-24
Abstract: A process is disclosed for preparing a mixture of 8E,10E-dodecadienol (Ia), 8E,10Z-dodecadienol (Ib), 8Z,10E-dodecadienol (Ic) and 8Z,10Z-dodecadienol (Id), H3C-CH=CH-CH=CH-(CH2)6-CH2-OH, (8E,10E = Ia), (8E,10Z = Ib), (8Z,10E = Ic), (8Z,10Z = Id) from 1,8-octandiol (II) which is transformed by a halogenating agent into (III): Hal-CH2-(CH2)6-CH2-OH, (III) is then reacted with (IV): H2C=CH-O-R, producing (V): Hal-CH2-(CH2)6-CH2-O-CH(CH3)-OR, which is transformed in the presence of magnesium with crotonaldehyde into (VI): H3C-CH=CH-CH(OH)-(CH2)8-O-CH(CH3)-OR. The alcohol protective group is split off from (VI) in the presence of an acid, at the same time as the hydroxyl function is eliminated. Also disclosed are intermediates for this process, and a process for fighting the fruit surface eating tortrix moth Cydia pomonella with this mixture according to the mating interruption method.
Patent DE-4136478-A1 (DE)
Title: Blower for vehicle heating or ventilating system - with provision of covers on ends of blower blades to reduce noise generation
Inventor: KILIAN JOERG DIPL ING
IPC: F04D29/66
Filed: 1991-11-06
Abstract: The blower is for a vehicle heating or ventilating system. It has a spiral housing (10) with a blower wheel (13) pressed by means of a hub (14) onto the shaft (15) of an electric motor (16). The ends of the blower blades (18) are provided at the circumference with a cover (19, 20) which extends in the axial direction over at least 10% but not more than 12.5% of the axial length of the blower blades. USE/ADVANTAGE - Vehicle heating or ventilating blower in which noise generation is reduced and the amount of throughput air is increased.
Patent DE-4200556-A1 (DE)
Title: Seal for displacement machine axial gap - has sealing strips with removed material portions for increased resilience
Inventor: MUELLER THOMAS DIPL ING
IPC: F04C27/00
Filed: 1992-01-11
Abstract: The seal is intended for the axial gap between the machne housing and impeller. At the front side end of one component are sealing strips, held in axial grooves and axially facing the other component. The packing strips (15) incorporate bores (18), recesses, or other material removed for increased resilience. Pref. the bores etc. are parallel to the other component sealing faces. USE/ADVANTAGE - For compressible medium displacement machines, with increased service life.
Patent DE-4206566-A1 (DE)
Inventor: CHIOU REI-KWEN
IPC: A61B10/00
Filed: 1992-03-02
Abstract: A negative pressure biopsy needle comprises a cannula 22 axially mounted to an elongated chamber 21 with an inner solid stylet 18 initially positioned with a cutting tip 25 externally of a cutting edge 35 of the cannula and extending axially through the elongated chamber 21 exteriorly to an enlarged plunger 20. An annular plug 23 is mounted on an intermediate section of the stylet 18 within the elongated chamber 21, whereby on relative movement of the elongated chamber 21 and cannula 22 away from the plunger 20, negative pressure will be effective within the cannula 22 as it penetrates into tissue to core a biopsy. A spring biased mounting device, Figure 4, is provided to hold the cannula, elongated chamber and inner stylet and to move the elongated chamber and cannula relative to the inner stylet on releasing a latch. The biopsy needle cores a biopsy while simultaneously applying a negative pressure within the cannula to draw in and hold the biopsy in the cannula while the cannula is withdrawn from a tissue body. <IMAGE>
Patent DE-4208991-A1 (DE)
Inventor: SCHNEIDER MANFRED DIPL ING
IPC: B32B27/08
Filed: 1992-03-20
Abstract: The present invention relates to an edge band which has a material thickness of 400  mu m to 4000  mu m and is cut into strips of 12 mm to 200 mm. The edge band contains at least two layers of which at least one is a polyolefin layer or polyolefin film or polyolefin-containing layer or film (12) and contains or consists of a propylene homopolymer and/or copolymer and/or a high density ethylene (HDPE) and possesses at least one non-self-adhesive, solvent-free adhesive film or adhesion promoter layer (11) which is arranged immediately therebelow or via one or more intermediate layers and contains a polymer containing acid groups and/or ester groups and/or a polymer containing other polar groups. The invention further relates to a process for producing the edge band and the use thereof. <IMAGE>
Patent DE-4209245-A1 (DE)
Title: Self-adjusting cup tappet for vehicle IC engine - has pressure piston formed by spring covered with elastomer material
Inventor: FISCHER GERALD
IPC: F01L1/25
Filed: 1992-03-21
Abstract: The self-adjusting automatic hydraulic valve tappet (1) is for the IC engine of a vehicle. It has a fluid storage chamber (11b) subject to the action of a spring loaded pressure piston (24). The pressure piston is formed by a compression spring (12) with an end surface (16) directed towards the storage chamber, and the sleeve-shaped contour (25) is made from an elastomer material (15). USE/ADVANTAGE - Cup tappet in vehicle IC engine in which the operating life is extended against the action of the hydraulic fluid on the piston spring.
Patent DE-4209852-A1 (DE)
Title: Liquid treatment using stacked channels and capillary materials - which force fluid effluent through final cleaning stage before discharge from chemical factories or municipal facilities
Inventor: LINZMAIER GUENTER
IPC: B01D35/00
Filed: 1992-03-26
Abstract: An assembly to clean fluids using the capillary effect has channels and layers of material capable of soaking up fluid, so arranged that fluid is capillary-driven through the assembly. The novelty is that movable channels hold the filter material within the housing and are arranged above and alongside each other; further that collectors are arranged underneath the channels with the filter material loosely surrounding the channels. USE/ADVANTAGE - The assembly provides a final stage treatment of fluid effluent incident in the chemical industry, municipal facilities, treatment of waste material, swimming pools, and the home. The entire unit works using the capillary-effect so that operation continues even if the filter material becomes soiled.
Patent DE-4224914-A1 (DE)
Title: Vehicle brake disc assembly - has caliper with locator to take hook on pad backplate for reduced noise and vibration
Inventor: GIORGETTI ALBERTO
IPC: F16D65/097
Filed: 1992-07-28
Abstract: A vehicle disk brake assembly (1) has an actuator (2) forming a braking band (4) on a disk (3) face. Brake backplates (5) sit in the caliper, and locate via hooks (15) at the rear of the backplate when viewed in relation to the disk direction of rotation. A means upon which the hook locates (14,17) is provided on the caliper. ADVANTAGE - Reduced noise and vibration, ease of pad removal/insertion.
Patent DE-4225818-A1 (DE)
Inventor: GELDMACHER JOACHIM DIPL ING
IPC: B01D33/37
Filed: 1992-08-05
Abstract: A filter for continuous filtration of liquids containing solids or the like in a closed, cylindrical vessel having a pressure drop between the liquid to be filtered and the filtrate, having discs formed from hollow filter sectors and at a distance to each other, which are arranged vertically on a driven horizontal hollow shaft, having filter coats on both sides on each filter sector and a cavity provided inbetween for discharge of the filtrate through the hollow shaft and stationary devices on both sides of each filter disc for withdrawing and removing the solids or the like from the filter coats forming the filter disc outsides, each device being composed of one closed hollow box each completely surrounded by the liquid to be filtered, which box rests against the associated filter coat in a sealing manner and has, in the contact area, at least one inlet gap covering the entire radius of the filter disc. <IMAGE>
Patent DE-4225879-A1 (DE)
Title: Measuring head for monitoring pressure and temp. inside die casting mould - comprises thermocouple integrated in piezoelectric force monitoring device
Inventor: DEISENROTH WOLFGANG DIPL ING
IPC: G01L9/08
Filed: 1992-08-05
Abstract: Device comprises a hollow body (15) which passes through an opening in the casting mould. The body has a measuring head (6) including a thermoelement (1) at its front end which contacts a moveable tube (7) made of thermally resistant material which can move inside the body (15). The bottom end of tube (7) contacts a piezoelectric force sensor (13) which measures the force applied to the tube (7) from the melt in the casting mould. USE/ADVANTAGE - In die casting light metals. By monitoring the casting pressure and temp. the process can be controlled to ensure uniform reproducible quality. The third phase of pressure die casting is controlled directly. The vacuum pump and heating appts. for the mould are controlled in response to the measurements.