baber/WOPTO huggingface dataset:
Patent DE-4032136-A1 (DE)
Title: Travelling wave tube for space application - has metal laminate between anticorrosion and heat radiation layers for stopping hydrogen penetration
Inventor: BRADATSCH HUBERT DIPL PHYS
IPC: H01J23/033
Filed: 1990-10-10
Abstract: The tube has a copper collector, whose outer surface is coated for improved heat radiation and an intermediate anti-corrosion layer. Between the anti-corrosion layer (3) and the heat radiation coating (2) is a laminate (5-7) of at least two different metals to prevent hydrogen permeation. Pref. the anti-corrosion layer is of nickel, and the oxygen permeation preventing laminate is of rhodium and/or gold and/or palladium. Another nickel corrosion preventing layer may be sandwiched between the laminate and the heat radiation coating. Typically the laminate contains a gold film (6) between two metal films, differing from nickel. ADVANTAGE - Improved prevention of hydrogen permeation.
Patent DE-4037191-A1 (DE)
IPC: B60P1/02
Filed: 1990-11-22
Abstract: The invention concerns a load-transporting motor vehicle or trailer in which a self-supporting cargo compartment is located between the front axle (4) and the rear axle (5), i.e. between the driver's cabin and the rear-mounted engine compartment. For loading or unloading, the cargo compartment can be raised or completely lowered by means of lifting/guiding gear (15).
Patent DE-4041737-A1 (DE)
Title: Water-sol. copolymers contg. vinyl] alcohol units - vinyl ester units and oxy:alkylene units are melt-moulded
Inventor: OISHI TSUKASA
IPC: B29C45/00
Filed: 1990-12-24
Abstract: Copolymers (I) comprising (A) a mol% vinyl alcohol units of formula -CH2-CH(OH)- (A); (B) b mol% vinyl ester units of formula -CH2-CH(OCOR1)- (B); (C) c mol% oxyalkylene allyl ether units (sic) of formula -CH2-CH(CH2O-(CHR2-CH43)n-R4)- (C) (sic, CH2(OCHR2-CHR3)n-R4 - see also (D) below) where R1 = alkyl; R2, R3 = H or alkyl; R4 = H, alkyl, or opt. substd. Ph; n = 1-300; c = 0.1-20; a.100/(a+b) = 50-100 (i.e., saponification of (B) is at least 50 mol% complete); and having melt index at least 5 g/min. (2160 g/210 deg C) are melt-moulded under substantially water-free conditions (i.e., contg. not more than 5, esp. not more than 0.5, wt% water). (B) is pref. a vinyl acetate unit, and oxyalkylene gp. of formula (D) (CHR2-CHR3-O-)n- in (C) comprises 3-40 wt% (I), n = 3-50, 0.1-5, and gp. of formula (D) compries 5-30 wt% (I). (I) are melt-moulded in absence of plasticiser. (I) are injection moulded with cylinder temp. 150-250 deg C, mould temp. 30-100 deg C, injection pressure 500-2000 kg/sq. cm or are extrusion moulded with nozzle temp. 150-300 deg C and screw compression zone temp. 5-30 deg C higher than output zone temp.. USE/ADVANTAGE - Injection, extrusion or transfer moulding. Good results are obtd. in moulding without use of plasticiser, favourable properties of (A) units (aroma absorption, resistance to oil, antistatic, O2- and heat-barrier properties) are retained.
Patent DE-4102314-A1 (DE)
Inventor: OBERDORFER-BOEGEL RAINER
IPC: F24H1/43
Filed: 1991-01-26
Abstract: A heat exchanger for hot water production with oil or gas burners is described, in which pipe layers (13, 14) which are coiled conically in a two-layered manner are provided in a horizontal arrangement and in this connection the flame cone is introduced into the pipe-layer region from one side of the heat exchanger. In order to achieve a considerably longer service life of the heat exchanger with a higher degree of efficiency, it is envisaged that the connection between the inner pipe coil (13) and the outer pipe coil (14) is made via a plate (18) of worm-type design which has in the centre a through-bore, via which the inner pipe coil (13) is connected to the outer pipe coil (14) in a liquid-tight manner. <IMAGE>
Patent DE-4114857-A1 (DE)
Title: Plant mulch - uses suspension of recycled paper material applied directly to the ground
Inventor: LABER OTTO
IPC: C09K17/52
Filed: 1991-05-07
Abstract: To employ used paper or paper products for recycling as agricultural or horticultural mulch, it is formed into a paper suspension and applied directly to the ground.  This forms into a cohesive paper layer as a covering for the  mulch round the plants. ADVANTAGE - The paper mulch requires no machinery for laying nor does it need to be anchored to the ground.
Patent DE-4124414-A1 (DE)
Title: Multichannel read-write memory for information processor - has decoder for decoding selected addresses for interrupt via several channels
Inventor: MIYAKE TAKASHI
IPC: G11C11/401
Filed: 1991-07-23
Abstract: The multiple channel read/write memory connected to a central unit contains an interrupt circuit stage, a memory section and a number of data communications channels, each corresp. to an external device. The interrupt stage contains a decoder section for decoding a number of defined addresses for performing interrupts via the channels, and a selection circuit for the selection from the addresses. USE - In information processor of flexible processing power to enable complex processing to occur during multiple address interrupt handling.
Patent DE-4128646-A1 (DE)
Inventor: SCHMID KARL-HEINZ DR
IPC: C07C69/30
Filed: 1991-08-29
Abstract: Described are mixtures of esters of carboxylic acids branched at the 2-position and polyol mixtures comprising 60 to 99.9 % by wt. of branched saturated aliphatic polyols with 2 to 6 primary hydroxy groups and 4 to 10 C-atoms and 0.1 to 40 % by wt. of unbranched saturated aliphatic diols with 2 to 12 C-atoms. In spite of the branched chain, such acids can be esterified very rapidly, the resulting esters being suitable for use as lubricants.
Patent DE-4137972-A1 (DE)
Title: Connection for riding tackle especially stirrup harness - has flat or curved base plate of plastics or metal with pins on with screw-on round heads
Inventor: GRIESEL HEINRICH
IPC: B68B5/00
Filed: 1991-11-19
Abstract: The connection, especially for riding, driving or other equipment, has two or more fixed pins (6) fixed to one flat or curved base-plate (5) and with round heads on their tips. The round heads can be screwed on and off. The base plate and pins are made of a single piece of metal or plastics. USE/ADVANTAGE - The stirrup buckle is designed so as not to injure the horse by the sharp pins fitting into holes in straps, and so as not to get the strap tangled up in the harness.
Patent DE-4138545-A1 (DE)
Title: IC engine fuel injection system with self-regulating fuel pump - has press regulator integrated in fuel pump for adjusting feed press and electronically-controlled injection valves
Inventor: BOLL WOLF DR ING
IPC: F02M59/14
Filed: 1991-11-23
Abstract: The fuel injection system uses a mechanically driven fuel pump (5) with a press regulator (6) adjusting the feed press in dependence on monitored engine operating parameters and an electronic control unit (26) for at least one fuel injection valve (3), supplied with signals representing the engine revs and load. The fuel pump (5) maintains a defined press level independent of the engine revs, the feed press within the pump (5) adjusted via the integrated press regulator (6). Pref. a membrane pump (5) is employed with a displacement drive for the suction press and a resetting drive for the pumping and feed press. ADVANTAGE - Allows precision matching of engine fuel requirement.
Patent DE-4204019-A1 (DE)
Title: IC engine controlled exhaust gas turbocharger - uses sliding sleeves to control gas flow through delivery ducts
Inventor: SUMSER SIEGFRIED
IPC: F01D17/14
Filed: 1992-02-12
Abstract: The gas turbocharger turbine has a bladeless guide system, consisting of a number of independent flow ducts extending over the entire turbine wheel circumference. These deliver exhaust gas to the turbine blades. The flow control of the ducts (4, 5) is achieved by the movement of closable sliding sleeves (6) over the outlet openings around the turbine wheel (2). ADVANTAGE - Prevention of swirling flow at duct outlet cross sections.
Patent DE-4208675-A1 (DE)
Title: Electrical constant flow heater with cold water inlet and control unit - has insulation section with heater section consisting of at least tubular heating module, and second insulation section and hot water outlet
Inventor: KOHLRUSCH GERD-DIETMAR
IPC: F24H9/20
Filed: 1992-03-18
Abstract: The heater module (5a,5b,5c) has an essentially straight plastic tube secured in the water way, for the reception of a heating element or coil (50a,50b,50c) and has connection stubs projecting laterally at both ends. Turbulence spiral elements (52) are provided at the inner wall of the heating coil reception tube. The spiral elements (52) interrupt the axial flow lines of the water flowing through the heater and deflect it in to twisted and cross flows. The two insulation sections (4,6) are designed as flexible tubes, which respectively are coupled pressure tight with the connection stubs of the heating module(s). ADVANTAGE - Reduces constructional and operating costs, with at least compatible or even improved power output.
Patent DE-4208969-A1 (DE)
Title: Tool for repair of vehicle radiator - has tongue which facilitates bending up of clamping strip joint
Inventor: DAGN JOSEF
IPC: B60S5/00
Filed: 1992-03-19
Abstract: The tool is used for the repair of a vehicle radiator. It is used esp. for bending upwards a clamping strip joint, and has a bending tongue (7) displaceably arranged in a guide (8) with a support surface (9). A lever (11) is applied to the pin (13) which is in engagement with the tongue, causing the tongue to move relative to the guide (8). USE/ADVANTAGE - Tool which allows the quick and safe removal of the water head chamber from the top of a vehicle radiator.
Patent DE-4212777-A1 (DE)
Title: Laser diode temp. regulating system for atom resonance device, esp. atomic frequency standard - has Peltier heat-sink and additional, short time constant, heater in same temp. regulator circuit.
Inventor: DELFS HANS DIPL PHYS DR
IPC: H01S5/0683
Filed: 1992-04-16
Abstract: A laser diode (1) is attached to a heat sink (9) with a temp. control circuit. The laser diode has an additional heating element (7,8) of low thermal mass in good thermal contact with the laser diode. The control time constant of the additional heating element, which is also temp. regulated by the temp. control circuit, is of the order of ms. The diode is mounted on a thin insulating plate (4) of high thermal conductivity stuck onto a second insulating plate (5) of high thermal conductivity mounted on the heat sink. The additional heating element (7,8) is applied to the adhesive (6) side of the second plate. ADVANTAGE - Frequency and power are both controllable with time constants of order of null.
Patent DE-4217989-A1 (DE)
Title: Control system for crane or hoist - has horizontal movement knob connected to receiver of IR signals emitted from two stationary transmitters which are encoded
Inventor: KEMPE W-LEO
IPC: B66C13/56
Filed: 1992-05-30
Abstract: Transverse movements of the crane or hoist are commanded by signals on a control cable (5) from a hand-operated control unit (1) with knobs corresp. to raising, lowering and horizontal displacements in two directions. Each knob (2) associated with an horizontal movement is connected to a receiver (3) of e.g. infra-red emissions from two stationary transmitters (4) which are distinctively encoded so that if the operator turns through 180 deg. the machinery continues to respond in the same way to its commands. ADVANTAGE - Movement is always in direction determined by control knobs irrespective of orientation of control unit operator.
Patent DE-4220337-A1 (DE)
Title: Divider circuit forming result subtractively - has final right shifting of result number controlled by display circuit
Inventor: MERKLE PAUL
IPC: G06F7/52
Filed: 1992-06-22
Abstract: The circuit processes both numbers in a serial digit way. Respective digits of both numbers are supplied to a subtracting circuit while the result digit is carried to the memory array. The possible right shifting of the result number which is stored in a shift register (55) is controlled from the display circuit. The result number after its fading into the display circuit is clocked into the position which is correct with reference to the display circuit. ADVANTAGE - Has reduced number of components.
Patent DE-4226928-A1 (DE)
Title: Coating surfaces or objects with powder, fluid or gas form material - involves spray-painting machine with hand-operated lever to steplessly change angle and/or nozzle position and control supply to nozzle
Inventor: GROBBEL MICHAEL
IPC: B05B7/08
Filed: 1992-08-17
Abstract: The device has a manually operated lever (1) which moves in at least one plane and affects the position of the angle and/or the nozzle (11) position to one another. It can also steplessly control the supply of the nozzle and/or can mechanically open or close the nozzle. Several of these arrangements can be simultaneously controlled by the one lever. The nozzle is supplied by an elastic hose (9) having a controlling clamp (7) on it which is loosened and tightened. This control, as well as that of the nozzle position is proportional to the position of the manual lever. USE/ADVANTAGE - Esp. for spray painting objects. The composition and amount of paint cloud can be steplessly changed during spraying. Requires little cleaning and gives stepless changing of air in the nozzle.
Patent DE-4228427-A1 (DE)
Inventor: BLUM RICHARD
IPC: H05K9/00
Filed: 1992-08-26
Abstract: A switchgear cabinet (1) has a door (4) which is provided with a sealing device (10) consisting of elastomeric material. The sealing device has a head web (21), with a cavity (12), as well as a fastening web (14), with a self-adhesive adhesive layer (15). The sealing device (10) rests against an edge limb (5 or 6) of the door (4) by means of the fastening web (14) and the adhesive layer (15). A friction-reducing coating (16) can be applied to an end surface (13) which is intended to rest against a front surface (3) of the switchgear cabinet (1), or to an adjacent side surface (17). <IMAGE>
Patent DE-4230005-A1 (DE)
Inventor: IRASCHKO JOHANN
IPC: F16D65/56
Filed: 1992-09-08
Abstract: The description relates to a compressed-air actuated disc brake (air brake) with a brake caliper (2) surrounding a brake disc (1) on one side of which there is an actuating device (3) which, on the application of compressed air, actuates at least one control spindle (72, 73) arranged to move in a crosshead (7) and acting via a pressure member (70, 71) fitted on its end towards the brake disc on the pressure plate of a brake lining (10) fitted on the actuation side of the caliper (2) so as to move in relation to the brake disc (1). An automatic adjusting device (74) maintains the gap, which alters as the brake lining wears, constant by acting on the control spindle(s) (72, 73). In order to minimise oblique wear, the invention proposes that the force transfer area between the pressure member (70, 71) of the control spindle (72, 73) and the pressure plate (80) of the brake lining (10) be constructed in such a way that the brake lining (10) is asymmetrically loaded in the peripheral and/or radial directions of the brake disc (1).
Patent DE-4231197-A1 (DE)
Title: Absolute position encoding system - has scales on encoder for coarse capacitive and fine optical measurements, and digitises results for processing by counter and comparator circuit
Inventor: KIRIYAMA TETSURO
IPC: H03M1/14
Filed: 1992-09-17
Abstract: The encoding system has a linear scale with a coarse resolution capacitive pattern and a high resolution optical pattern. The capacitive and optical scales are sensed (20,50) by corresponding detectors, and relative switching stages provide digital signals. The absolute capacitive values are entered into a register (40) and combined with the optical values in a bi-directional counter unit (90). A reset pulse generator (140) provides an output to a latch (110) coupled to a shift register (120). A comparator (100) identifies any error condition. ADVANTAGE - Improved reset process.
Patent DE-4236819-A1 (DE)
Title: Machine tool power transmitting appts. from driver to rotating drive shaft - translates both rotary and to and fro movement to spindle from rotary moment of drive mechanism to drive rotating tool
IPC: B25B21/00
Filed: 1992-10-30
Abstract: The power transmitting appts. of a motor driven rotating tool has a separable housing (1). A motor (3) is connected in the housing. A gear system is connected to a transmission shaft (5) to be coupled to the drive shaft (7) of the motor. A spindle (4) is rotatably connected in the housing to receive rotary movement of the transmission shaft. The spindle has an end to which a tool can be inserted and releasably attached. A coupling device (18) is operatively connected to the spindle. A hammer mechanism (24,25) is provided at the back end of the spindle (4) to transmit an axial to and fro movement to the spindle. USE/ADVANTAGE - For motor driven drills, screwdrivers etc. Has hammer drill mode, hammer rotation mode, normal rotation mode and normal drill mode. Frictional resistance is reduced.
Patent DE-4300078-A1 (DE)
Title: Textile material clamp used in garment or upholstery prodn.
Inventor: KROCKENBERGER OLIVER DIPL ING
IPC: D05B35/00
Filed: 1993-01-05
Abstract: A process to receive and retain a flexible workpiece, particularly textile material from the roll or piece, a section, or a finished product, comprises (a) laying the open clamp in a certain position relative to a workpiece in the length; (b) directing the workpiece in the length into the clamp; and (c) closing the clamp when the workpiece has reached a certain point.The appts. is also claimed.The clamp (1) has a surface plate (3) to drop onto the textile article (6). The base (2) is in two parts (4,5) joined at (7). A sensor detects when the textile article front end (25) has reached a certain position, when a spring mechanism (9) depresses the top surface plate (3) and clamps it and the textile article to the base (2). The base section (5) is separable, and may be used as a pattern former when sewing a particular shape on the machine. The textile material may be brought from a supply source and held in the clamp to be cut to length or shape, and then carried forward on a conveyor in the clamp, for a subsequent process. The material may also be clamped at the rear end to the base (2), when sensors detect that the front end (25) has reached its final position.
Patent DE-4300142-A1 (DE)
Title: Clamping ring for lids on cylindrical containers - has trapezoidal cross section and spaced cross-cuts to form flexible ring to adapt to clamping shape
Inventor: BERGER HAGEN
IPC: B65D45/34
Filed: 1993-01-06
Abstract: The lid is held onto the container by the trapezoidal section ring (1), with the bottom flanges (4) of the ring against the container and lid. The ring is divided into segments by the crosscuts (13) to provide flexibility, with the ring segments held together by the bottom flanges. A fastener (5) clamps the ring into the sealing position. The bottom flanges can be reinforced by wire ties crimped into the flanges for added tensile strength. The segments can be strengthened by pressed ridges. USE/ADVANTAGE - Improved sealing properties when container and lid are distorted.
Patent DE-4303584-A1 (DE)
Title: Disposal device for dangerous materials
Inventor: RUNGE MANFRED
IPC: B09B3/00
Filed: 1993-02-08
Abstract: The invention relates to a disposal device (1) for dangerous materials which is suitable especially for use in confined spaces and in the case of small quantities of dangerous materials. The disposal device (1) according to the invention has a suction arrangement (2) and a receiving arrangement (3) connected thereto. The receiving arrangement (3) is according to the invention designed as a concrete mixing machine which can be connected to the suction arrangement (2) by means of an adaptor (2). <IMAGE>
Patent DE-4304110-A1 (DE)
Title: Fuel injection system for IC engine - provides each cylinder with separate injection control and ignition control to produce smooth running
Inventor: OHTSUKA MASAHITO
IPC: F02D41/34
Filed: 1993-02-11
Abstract: The separate fuel injectors are controlled by the processor (30) as part of the overall engine control and with controlled variations in the separate settings to regulate the smooth running of the engine. Additional control is via adjustment of the separate ignition timing for each cylinder. For cold starting, the ignition is reduced to provide a more rapid warm-up for the catalyser. The injection programme is controlled by exhaust emission sensors as well as the engine torque demands, etc. ADVANTAGE - Improved engine management, smoother running, separate adjustment for each cylinder.
Patent DE-4305842-A1 (DE)
Title: Method for the three-dimensional detection of a surface
Inventor: WISSNER ROLF DIPL ING
IPC: G01B21/04
Filed: 1993-02-25
Abstract: In a method for the three-dimensional detection of a surface 1 of a workpiece, in particular of a workpiece which is scribed or scribes, a measuring head 2 which can be guided in the x-direction and y-direction is used to measure the z-component of the surface 1 of the workpiece at measuring points 4, 5 arranged spaced apart. The z-component of further points is measured in two linearly independent directions in the vicinity of each measuring point 4, 5, and the gradient of the z-component in the respective direction is determined at the measuring point 4, 5 from the z-component of the respective measuring point 4, 5 and the z-component of the further points. <IMAGE>
Patent DE-4306928-A1 (DE)
Title: Thermal transfer printing module
Inventor: SCHNEIDER PETER
IPC: B41J2/325
Filed: 1993-03-05
Abstract: The thermal transfer printing module consists of a thermal print head (1), having a row of heating elements (3) arranged transversely to the transporting direction (5) of a recording medium (6) to be printed, and of a closed counter-pressure belt (7) which is guided around supporting rollers (10, 11, 12). The heating elements (3) are brought into contact on the counter-pressure belt (7) in the region of a first supporting roller (10) in such a way that the recording medium (6) can be passed through between the counter-pressure belt (7) and the heating elements (3) and a thermal transfer ink ribbon (8) can be passed through between the recording medium (6) and the heating elements (3). To provide a compact thermal transfer printing module of simple construction for the multi-colour printing of a recording medium, the thermal transfer printing module is fitted with a further thermal print head (2) with a row of heating elements (4) arranged transversely to the transporting direction (5) of the recording medium (6), the thermal print head (2) being brought into contact on the counter-pressure belt (7) via its heating elements (4) in the region of the supporting roller (12). <IMAGE>
Patent DE-4308726-A1 (DE)
Title: Gasket for cylinder-head containing turbulence chamber - has edge round cylinder bore but clear of it where chamber insert overlaps it
Inventor: WALTER GERHARD
IPC: F16J15/08
Filed: 1993-03-19
Abstract: Where the cylinder bore and the insert overlap, the seal runs along a line clear both of the insert periphery and the wall of the bore. At this point the gasket can contain a supporting member distorting elastically. The member can be integral with the seal and formed by a half-rib on a sheet-metal layer. The gasket can consist of layers of metal, with a metal support plate between them. ADVANTAGE - Unaffected by different rates of expansion of insert and head, with consequent longer life.