baber/WOPTO huggingface dataset:
Patent DE-4003637-A1 (DE)
Title: Moulding curved e.g. poly:methacryl:imide foam - using flat sheet of rigid foam by covering with glass cloth and thicker similar foam, thermo-forming, cooling and removing ancillary layers
Inventor: PIP WOLFGANG
IPC: B29C51/00
Filed: 1990-02-07
Abstract: Flat sheets of rigid foam are moulded into shapes with curved surfaces by packing them between thicker sheets which are also to be moulded, and moulding the assembly in conventional manner under heat and pressure. The foam is pref. polymethacrylimide. ADVANTAGE - The method eliminates the segment lay-up process. The desired shape is made entirely in the foam sheet used.
Patent DE-4003654-A1 (DE)
Title: Road vehicle weighing device - has weighing bridge with spaced longitudinal runners for receiving vehicle wheels
Inventor: HAEFNER HANS WILHELM
IPC: G01G19/02
Filed: 1990-02-07
Abstract: The weighing device has a weighing bridge (1) supported by weighing cells (6). The weighing bridge (1) has longitudinal runners (3) spaced apart in correspondence to the spacing of the vehicle wheels and an intermediate central zone which is partially filled by a metal mesh. Each of the longitudinal runners (3) has a smooth top surface (3a) and is angled inwards in the direction of a central drainage channel, or outwards in the direction of a drainage channel along each outer side edge of the weighing bridge (1). USE/ADVANTAGE - Reduced overall height. (5pp Dwg.No.2/4)
Patent DE-4007759-A1 (DE)
Title: Laser weapon training device - uses laser beam directed onto mat disc and camera at rear of latter
Inventor: BAUER ROLF DIPL ING
IPC: F41G3/26
Filed: 1990-03-12
Abstract: The weapon training device has a laser source (2) attached to the weapon, providing a laser beam (4) directed onto a simulated target (5) with detection of the incidence point. The target (5) has a matt target disc (8) onto which a camera (9) is focussed at the rear, the camera coupled to an evaluation cirucit (10...15). Pref. a CCD camera (9) is used, contained wtihin a light tight housing (6) which has a front opening fitted with the matt disc (8). The laser source (2) pref. provides a modulated beam, with a coding contained in the modulation. ADVANTAGE - Simple mfr. and low cost.
Patent DE-4009905-A1 (DE)
Inventor: JANSER MAXIMILIAN
IPC: B26B5/00
Filed: 1990-03-28
Abstract: The shank parts (3, 4) of a laying knife are pivotable relative to one another in the manner of scissors by means of a joint (7) for the purpose of opening and are secured, in the use position, against rotation by means of an insertion bar (31) designed as a blade magazine (40) and against spreading by means of front and rear securing devices (11, 12, 13), a rear knocking face (45) of the gripping shank is formed without joints merely by a single shank part (3). Very simple operation with high stability of the gripping shank is thereby guaranteed. <IMAGE>
Patent DE-4012488-A1 (DE)
Inventor: OBERSTALLER HERBERT
IPC: B65H23/02
Filed: 1990-04-19
Abstract: In a device for guiding and tensioning a cloth with at least one cloth guide arranged obliquely to the cloth running direction, having a rotatable control roller (1) and a rotatable counter-roller (2) parallel thereto, taking an edge region (K1, K2) between them, and also having a pressure member (3) engaging with the control roller to press the control roller against the counter-roller, a sensor device generating correcting signals proportional to the edge position and a control device to adjust the pressure member and affected by the correcting signals in order to correct any cloth offset, the pressure member (3) is steplessly adjustable up to a limit (Q) on the length of roller engagement which is still acceptable for cloth offset correction and varies the clamping force without lifting the control roller off completely. The pressure member (3) cannot be adjusted to release the clamping force until length of engagement is less than the limit (Q).
Patent DE-4013420-A1 (DE)
Inventor: IIDA MASAHARU
IPC: H04L12/12
Filed: 1990-04-26
Abstract: A network controller includes a connection supported circuit (42) for supporting a connection between a network (L) and a communication apparatus (37, 38), and a call detection circuit (43) for detecting an incoming call. The connection supporting circuit and the call detection circuit include circuit elements (R1 - R5, C1, C2) for providing a predetermined circuit constant of the network controller, and the circuit constant is changed in response to a control data (S1 - S6) which in turn is read out from a memory (34) by a processing unit (32) in response to an area code (A1 - A4) specifying an area in which the network controller is to be used. In order to change the circuit constant, the network controller includes circuit devices (PC1 - PC6) which change connections of the circuit elements in response to the area code. <IMAGE>
Patent DE-4019015-A1 (DE)
Title: Hand-guided mower with rotary blade - has feeler for braking belt drive and tilting arm
Inventor: GUETHNER ALBERT
IPC: A01D75/18
Filed: 1990-06-14
Abstract: The hand-guided mower with a drive motor has a belt-driven rotary cutting blade (17) on the end of an arm. The arm may be tilted at least horizontally and has a feeler (23) that reacts to obstacles. There is a braking device (12, 24) for the belt drive (12, 16, 21, 22, 29) and the feeler (23) is coupled to this braking device in such a way that actuation of the feeler (23) causes braking of the belt drive and simultaneous tilting of the arm (26). USE/ADVANTAGE - It is possible to react sensitively to obstacles in the path of the cutting blade, and the blade is tilted away by servo-assistance without effort by the operator.
Patent DE-4019901-A1 (DE)
Title: Electro-dip coating conductive substrates in aq. coating bath - contg. crosslinker obtd. by reacting di:isocyanate(s), opt. di:ol(s) and/or tri:ol(s) and blocking agents
Inventor: OTT GUENTHER DR
IPC: C07C271/28
Filed: 1990-06-22
Abstract: Electro-dipcoating conductive substrates (I) is effected in an aq. coating bath with (I) connected as cathode (DC), with subsequent stoving. The bath contains a crosslinker with no NCO gps. (II) which is obtd. by reaction of (A) di-isocyanate(s) of formula (III) opt. (B) diol(s) and/or triol(s) and (C) blocking agent(s). In (III) R1, R2 = lower alkyl, pref. Me or H. n = 1, 2 or 3. Also claimed are aq. paints contg. (II) and the blocked isocyanates (II). Pref, component A is cpd. (III) with R1 = H and R2 = Me (cpd. IIIA). or a mixt of (a) at least 30 (pref. 30-50 esp. pref. 35-50 wt.% (IIIA) (b) up to 50 (pref. 5-45 esp. pref. 10-35) wt.% cpd. (IIIB) (formula III with R1 = R2 = H) and (c) up to 50 (pref. 5-45 esp. pref. 10-35) wt.% cpd. (IIIC) (III with R1 = R2 = Me). (B) is a triol pref. trimethylolpropane (TMP) and (C) is a glycol ether of formula Me(CH2)n-O-(CH2CH2O)mH or a mixt. thereof (with n = 0-6, pref. 2-5; m = 1-3, pref. 1 or 2).
Patent DE-4021599-A1 (DE)
Title: Brushless DC motor with permanent magnet rotor - has stator pole shoes supported by shells at each end of rotor shaft
Inventor: IVKOVIC ZORAN
IPC: H02K29/08
Filed: 1990-07-06
Abstract: The motor comprises a rotor shaft carrying a permanent magnet rotor (1) and a cooperating stator having a number of stator shoes (3) wound with the stator windings. Two non-magnetic shells (2) at each end of the motor each provide a bearing for the rotor shaft (1) and seatings (21) for the pole shoes (3). The latter are coupled to a magnetically-conductive ring (5) lying on the opposite side to the rotor. Pref. each pole shoe (3) is made of sheet iron laminations and is embedded in each shell (2), the latter pref. made of plastics. ADVANTAGE - Reduced mfg. costs.
Patent DE-4026461-A1 (DE)
Title: Blocking DC=DC converter with sec. series opto-coupler - which provides complete galvanic sepn. between transformer sec. winding and cyclically switched circuit on prim. side
Inventor: GEISTERT WOLFGANG DR ING
IPC: H02M3/335
Filed: 1990-08-17
Abstract: The operational cycle is started by closure of a switch (M) earthing the prim. winding of a transformer (U). The timer (T) is actuated by a Schmitt trigger (K) when the sec. winding current passes through a zero, or falls below a predetermined threshold. The signal for comparison is amplified (V) from the output of a photoreceiver (E) linked (L) to the infrared-emitting diode (S) in series with the sec. winding from which a storage capacitor (C) is charged rapidly during each cycle of operation. ADVANTAGE - High efficiency is achieved with guaranteed galvanic isolation between prim. and sec. circuits.
Patent DE-4028953-A1 (DE)
Title: Space suit for crew member of spacecraft - can be connected to main or emergency oxygen supply
Inventor: AUVIN MICHEL
IPC: B64G6/00
Filed: 1990-09-12
Abstract: Individual protection for each member of the crew of a  spacecraft is provided by an elastic suit (10) with a helmet (12) which is fitted with a visor.  The suit has manual control to enable it to operate under three different internal pressures. In the first case it operates at an absolute pressure (P1) when it is connected to the oxygen supply of the spacecraft cabin.  In the second case it operates at an absolute pressure (P2) which is higher than (P1) when it is connected to the emergency oxygen supply.  In the third case it operates at a pressure (P3) which is higher than the cabin internal pressure and protects the wearer against failure of cabin pressure. USE - Space suit connected to oxygen supply of spacecraft.
Patent DE-4029704-A1 (DE)
Title: Clamp for parts of coil core -  has spring brackets with hook-shaped ends, forming core surrounding clamping ring upon interengagement
Inventor: WEINER NORBERT
IPC: H01F17/04
Filed: 1990-09-19
Abstract: The clamp for mutual securing parts of a jacket or pot core for electric coils has two sprung brackets with angled ends, and a middle portion abutting a yoke section of the core, transverse to the clamping direction.  The angled ends grip round the core in the region of its outer side such that the core parts are clamped between the middle portions of the sprung bracket. The brackets (11,12) have hook-shaped ends (111,112,121,122), which form a clamping ring round the core (10) on interdigitating.  The ring sections, formed by the angled ends (113,114,123,124) are so long that they are under tension in clamping states.  Pref. the hook-shaped ends are symmetrical w.r.t. the centre point of their mutual coupling location. ADVANTAGE - Simple, low-cost design, independent of coil former.
Patent DE-4029722-A1 (DE)
Title: Wind power generator with speed-independent electrical output - has constant rate of differential rotation of rotor and stator with braking by hydraulic fluid pumping
Inventor: JANOWICZ MIROSLAW
IPC: F03D7/02
Filed: 1990-09-17
Abstract: The propeller (2) rotates about a vertical axis and is geared (7) to a worm drive (3) with a one-way clutch (15) driving three planetary gears (20-22) and the stator (5) of the generator (4). The rotor (6) is coupled to an underlying planetary gear (40) controlled by a hydraulic pump set (27). The tachometers (31,45,46) ensure that the rotor (6) and stator (5) rotate with constant relative angular velocity as the speed of the wind varies. Above max. speed, fluid is pumped (30) into a hydraulic reservoir. ADVANTAGE - Propeller idles at speeds below min. necessary for generation of constant power.
Patent DE-4030553-A1 (DE)
Title: Ternary polymer alloy(s) for injection moulding - contg. polyester, polycarbonate and (meth)acrylate] (co)polymer contg. opt.-substd. phenyl or phenoxy:alkyl (meth)acrylate units
Inventor: FISCHER JENS-DIETER DIPL ING D
IPC: C08L69/00
Filed: 1990-09-27
Abstract: Ternary alloys (PL) or thermoplastics contg. (in wt.%) (A) 0.1-99.9 mixt. of (a1) 0.1-99.9 polyester and (a2) 99.9-0.1 polycarbonate and (B) 99.9-0.1 poly(meth)acrylate ester (PA) contg. 20-100 pts. wt. monomer(s) of formula (I); where R1 = H or Me; R2 - 1-6C alkyl or -(CH2)n-QR3 (with n = 0 or 2-6; Q = O or NR4- (with R3, R4 = H or 1-4C alkyl); A = 1-4C alkylidene of -(CH2)mO- (with m = 2-6); q = 0 or 1. - Pref., (a1) is PET or PBT, (a2) is Bisphenol A-based polycarbonate, and (I) is phenyl or methoxyphenyl methacrylate.
Patent DE-4032280-A1 (DE)
Inventor: RUPPMANN CLAUS DIPL ING
IPC: F02P15/00
Filed: 1990-10-11
Abstract: Proposed is a moulded-resin ignition coil with a high-voltage terminal designed to conduct the ignition energy between the ignition coil (7) and the ignition-unit cable (2) with only low losses. This terminal comprises a tight connection plus a holding element, extending out beyond the surface (8) of the resin, to which the end of the cable is fitted. To protect the terminal from moisture and mechanical stresses, the end of the cable (2) is surrounded by at least one sealing element (3) which makes a moisture-proof join with the cable (2) and with the holding element (4).
Patent DE-4033742-A1 (DE)
Title: ABS and ASR car brake operation - uses changeover and stop valves for transition for ASR to ABS mode and vise=versa
Inventor: BERTLING JOHANNES-GERHARD DIPL
IPC: B60T8/48
Filed: 1990-10-24
Abstract: The car braking system has a master cylinder coupled to the brake pedal, supplying the braking pressure for each wheel brake via ABS valves (11a..11d). Each hydraulic ABS (10a-10d) has a stop valve with an operating piston acted on by a high pressure pump control pressure, with the same control pressure applied to an ASR valve (52) which is coupled on the output side to the wheel brakes for the driven wheels. Pref., the anti-locking regulation valves (11a..11d) comprise 3/3-way magnetic valves, the ASR valve (52) comprising a 3/2-way magnetic valve. ADVANTAGE - Use of a single high pressure pump for both ABS and ASR modes.
Patent DE-4034300-A1 (DE)
Title: Flow brake for supply of loose bulk material - has closed brake screen fixed on shaft to build-up material until it smoothly overflows
Inventor: RIEDEL ERIKA
IPC: B65G69/16
Filed: 1990-10-24
Abstract: The brake for the material flow comprises a housing (2) with an inlet (1) and in the middle a full-length rotatable shaft (6) on which a brake screen (9) is fixed. This brake screen has a leaning angle (8) of between 10 and 30 degrees and underneath the screen there is a frusto-conical outlet (4). An overflow edge (3) is preferably mounted on the brake screen at the end to form with the housing an overflow (7). The loose material falling through the inlet passes onto the brake screen which has opening so that the material builds up. It forms a material buffer corresponding to the size of the screen. Further supply of material passes over the overflow edge to the outlet. ADVANTAGE - A smoother supply of material.
Patent DE-4038166-A1 (DE)
Title: Illumination appts. for finely detailed object - uses partially reflecting plate between taking lens of camera and fine structure to be photographed
Inventor: GRUCHMANN DIETMAR
IPC: G03B15/03
Filed: 1990-11-30
Abstract: The appts. comprises a camera (K), comprising film (F) focusing mechanism (B), and object lever (O), lined up along axis (A) with object (H) illuminated by light source (Lq) and glass plate (G). Device (W) shields against unwanted light. In partic. a part reflecting plate (G) is placed between the taking lens (O) and the object (H) to be filmed/photographed, in such a way as to direct light from the light source to the object. The light beam is parallel to axis (A) of the camera, and the plate is at 45 degrees to axis, but also adjustable. USE - Photodocumentation of semi conductor clips.
Patent DE-4038167-A1 (DE)
Title: Heating appts. for flexible mats, textiles, car seat covers, etc. - heats people individually to save energy by using textile-embedded heating wires each with two wires connected to DC voltage supply
Inventor: RALL BERNHARDT DIPL ING
IPC: H05B3/34
Filed: 1990-11-30
Abstract: The arrangement has heating wires connected to a voltage supply via control devices. Each heating wire consists of two closely-spaced sub-wires. The voltage source is balanced (=symmetric w.r.t. earth). The currents through the two sub-wires are also balanced and equal and opposite. The control devices connect the heating wires to the voltage supply via switches (21-22) controlled by clock pulses. The two sub-wires in each heating wire may take various forms, e.g. twisted and/or screened. The switches are electronic devices, e.g. FETs. The control devices may be smart power modules that include the switches. The d.c. voltage may be obtained from the a.c. mains by rectification. Monitors monitor balancing. USE/ADVANTAGE - As electric blankets, flying suits etc. Efficiency. Fault free.
Patent DE-4041064-A1 (DE)
Title: Height adjustable lighting unit - is suspended on cord and pulley system for raising and lowering with tension in cord maintained by centrally located weight
Inventor: OBERMAIER OTTO
IPC: F21S8/06
Filed: 1990-12-20
Abstract: The suspended lighting unit has a pair of lighting units (2,3) mounted on a crossbar (23) coupled to suspension cords (15a,15b). The cords pass over pulleys (13a,13b) fixed to a ceiling bracket (8). After passing over the pulleys the cords pass through a centre section (22) of the crossbar and pass around pulleys (14a,14b) fixed to a suspended counterweight (18). The ends are then tied to a fixed point (9) on the ceiling bracket. The height is adjusted by releasing the cords at the ceiling and varying the length of the cords. ADVANTAGE - Allows variation in lighting unit height over wide range.
Patent DE-4041433-A1 (DE)
Title: Multiphase sample mixt. prepn. appts. - includes back-flushable cross-flow filter
Inventor: MUELLER HEINZ DR RER NAT
IPC: G01N30/36
Filed: 1990-12-21
Abstract: In equipment for prepn. of multiphase mixts. (esp. suspensions) for analysis, including a sample line (1), a solids sepn. filter and filtrate delivery lines (6,6',6''), the novelty is that - (a) the filter is a self-cleaning, back-flushable, cross-flow filter (5); (b) a three-way switch-over valve (7) is provided with its first connection (a1) connected to the filtrate line (6), its second connection (a2) connected to a back-flushing medium source (8) and its third connection (a3) connected to a filtrate delivery line (6'); and (c) a gas bubble removing device is provided in the filtrate delivery line (6'). USE/ADVANTAGE - The equipment is esp. useful for prepg. waste water samples for analysis by gas chromatography or high pressure liq. chromatography. It can be operated for a long time without servicing.
Patent DE-4105317-A1 (DE)
Title: Photographic preparation of print masters - with originals in frames stacked in magazines with alignment aids
IPC: G03F7/20
Filed: 1991-02-20
Abstract: The print master (3) is held on an x-y table (2) and illuminated with various originals moved into the exposure path by a reciprocating suction frame (8) with vertical movement to pick up and drop the originals. Each original is held in a frame and stacked onto a tower magazine (14). One or more originals can be picked out of the tower as required. The original frames have alignment markings for correct alignment and for locating in the tower. A programmed control selects the combination of originals. Exposed originals can be dropped into a similar magazine stack on the other side of the reciprocating feed. USE/ADVANTAGE - Simple and compact photographic processing equipment.
Patent DE-4107363-A1 (DE)
Title: Main boom holder device - applies pressure force to boom from mast above boom
Inventor: FRANK HANS-ALBRECHT
IPC: B63H9/10
Filed: 1991-03-05
Abstract: The device is used on sailing yachts, etc. to form and stabilse a desired sailing profile. It applies a pressure force to the boom (2), from the mast (1) above it. The force is applied via two distance bars (4), located via joints (8) on either side of the mast, and pressing via these joints on the end points of the beams (7). This is centrally connected to the runner (6), and this acts on the boom via the rail (5). The runner is adjustable on the rail, in high position, and lockable, when in low position.
Patent DE-4113450-A1 (DE)
Title: Treating root system of trees with pest control or fertiliser - by using container sunk into ground hear roots and filled with nutrients of fertiliser
Inventor: REHLAENDER CLAUS
IPC: A01G29/00
Filed: 1991-04-25
Abstract: The system is for treating the root system (12) of trees (10) with pest control materials or fertilisers. The roots are individually exposed (15) and introduced into a container (20) filled with nutritional material or fertiliser (22). The material (22) is filled into the container (20) by means of an open ended (26, 28) tube (24) inserted vertically into the container (20). The container (20) is buried in the ground with its upper rim just below the surface by the side of the root system (12). USE/ADVANTAGE - A simple operation and completely environmentally friendly.
Patent DE-4117249-A1 (DE)
Inventor: STIEF CHRISTIAN DR
IPC: A61K31/535
Filed: 1991-05-27
Abstract: The use of nitrogen oxide donors for treating erectile dysfunctions of humain beings and mammals is disclosed.
Patent DE-4117900-A1 (DE)
Inventor: DUTSCHKE BERND
IPC: B23C5/26
Filed: 1991-05-31
Abstract: The invention relates to a shell end mill with a holder (12), a two-piece cylindrical cutting section (10) releasably secured to the holder (12), at least two helical clamping grooves (18) at a circumferential distance apart in the cutting section (10), a set of substantially radial base support surfaces (22) arranged one behind the other along a clamping groove flank and a plate seat (20) with radially limiting side support surfaces on the groove base side to take indexable inserts (24) in an arrangement of axially overlapping pairs. The inner tips (24) arranged behind the outermost frontal indexable inserts (24') are axially clamped to the plate seats without abutment. In particular, the frontally inoperative cut (42) of the inner indexable inserts (24) engages without abutment in a back-cut (46) in the adjacent plate seat. This design makes it possible to make the base support surfaces (22) of the indexable inserts and the back-cuts (46) engaging with them frontally simply and logically by shell milling in the cutting section (10).
Patent DE-4121114-A1 (DE)
Title: Inner sole for ski-boot - is supported on inner surface of outer sole by  pads of polyurethane foam
Inventor: NERRINCK BERNARD
IPC: A43B5/04
Filed: 1991-06-26
Abstract: The ski-boot has a rigid inner sole (4) which is fitted over the layer (14) which forms the lower part of the upper (3). This rigid inner sole is supported by bosses (6,7) on the inside surface of the rigid outer sole (2). These bosses (6,7) have their lower ends made of polyurethane foam or similar material and so form shock damping elements (8,9). The bosses (6,7) are rigidly attached to the underside of the inner sole (4) and pass through holes in the intermediate layer (14). The bosses (6,7) are designed so that they can be easily removed and replaced. USE - Ski boots.
Patent DE-4122256-A1 (DE)
Title: Engine thermostat ambient sensor shielded from local heat radiation - is shielded from radiated manifold heat to quicker warm-up time of IC engine in cold weather
Inventor: SIGRIST FRED DIPL ING
IPC: F01P7/16
Filed: 1991-07-05
Abstract: A thermostatic valve for regulating the coolant-temp. in an internal combustion engine, consists of a primary expansion element fastened to at least one coolant-valve, and a second expansion element (12) secured to the housing. The working piston of the secondary element (12) determines the position of the primary element, and hence the coolant flow. The secondary expansion element (12) is influenced substantially by the ambient temp., and is surrounded by a screen. USE/ADVANTAGE - Temp. regulation of internal combustion engines, esp. in cold conditions. Shielding the secondary element from locally radiated heat reduces the warm-up time.