baber/WOPTO huggingface dataset:
Patent DE-3919276-A1 (DE)
Title: Single piece carton packet with two parallel ends - has a fold strip, and rigid inner casing made of three sections, and insertion flaps and slots
Inventor: BAERENFAENGER GUNTER
IPC: B65D5/18
Filed: 1989-06-13
Abstract: The packet is made of one piece of carton and consists of two parallel end-parts (1, 2) joined together along fold-lines on a fold-strip (3) determining the depth of the packet.  One or both sides (841, 843) next to the folding-strip, on one or both ends-parts (1, 2) has a rigid inner casing (804, 904) made of at least three sections folded at right angles to each other inside the packet. The end (2) opposite the end (1) containing the inner casing (804, 904) has insertion-flaps (22) fitting into matching slots (845, 945) on the inner casing. ADVANTAGE - The inner casing is joined to the packet ends without needing to be stuck down or folded.
Patent DE-3928616-A1 (DE)
Title: Check valve body forming internal part of water circuit - has metal or polyamide T=shape body with internal spring, ball seal and sealing seat
Inventor: ENGLER HERMANN JOSEF
IPC: F01P7/14
Filed: 1989-08-30
Abstract: A body (6) for a check valve is mfd. in metal or rigid, heat resistant plastic. The valve is used in contact with hot and cold water. The valve body (6) has an internal compression spring (7), and a ball seal (8) and a sealing seat (9). and forms an integral part of a flexible tube system in partic. a T-junction (1). The body (6) is polyamide. USE/ADVANTAGE - In hot and cold water circuits using flexible pipes for controlling waterflow, partic. into a branch pipe. The valve operates without a power source.
Patent DE-3930828-A1 (DE)
Inventor: KNAPPE WOLFGANG DIPL ING
IPC: G01J5/06
Filed: 1989-09-14
Abstract: The invention relates to a method for the compensation of the temperature of the housing or the ambient temperature of a pyrometer, which, in particular, is fitted with a photon detector or thermal detector for detecting radiation, and a pyrometer device for carrying out the method. According to the invention, the compensation signal relating to the temperature of the housing or the ambient temperature of the pyrometer is obtained from the element of the detector provided for detecting radiation. <IMAGE>
Patent DE-3940912-A1 (DE)
Inventor: SEEGER HERBERT DIPL ING
IPC: B60L1/10
Filed: 1989-12-12
Abstract: Power source devices of the type in question are equipped nowadays with a transformer unit (6) which can be connected to a train busbar (1) and which supplies a single-phase alternating voltage and downstream of which useful kitchen loads (18, 20) are connected via a thyristor adjustment element or chopper and a rotary current invertor (14), and a vehicle battery is connected via a charging device (10); when the busbar voltage fails, said battery feeds, as an emergency power source, at least some of the useful kitchen loads. In order to simplify the construction and to improve the cost-effectiveness of power source devices of this kind, it is proposed to make it possible to wire the vehicle battery (11) in such a way that is connected to the input of the rotary current invertor (14).
Patent DE-4001757-A1 (DE)
Title: Grids for nuclear fuel arrangements
Inventor: OYAMA JUNICHI
IPC: G21C3/34
Filed: 1990-01-22
Abstract: A grid in a nuclear fuel arrangement to support a plurality of nuclear fuel rods comprising: (1) several elongated strips (101) which intersect one another in order to form a plurality of grid cells (103) each having a peripheral wall, whereby the peripheral walls are provided with several pairs of punched sections (11,111),2) several elongated spring devices (110),3) a several pairs of protrusions (114) is provided for the several elongated spring devices (110) and (4) several pairs of ribs (115) provided for the grid cells (103). The several pairs of protrusions have a trapesium shaped cross-section.
Patent DE-4002260-A1 (DE)
Title: Stable liq. catalyst for rapid lactam anionic polymerisation - comprises alkali metal lactam, pyrrolidone, poly:alkylene glycol, amine and aromatic hydrocarbon
Inventor: FUCHS HUGO DR
IPC: C08G69/20
Filed: 1990-01-26
Abstract: Novel catalyst solns. for use in the anionic polymerisation of lactams comprise (a) 30-45 wt.% of an at least 7 ring-membered lactam contg. 3-5 wt.% alkali metal in the form of an alkali lactamate; (b) 3-8 wt.% 2-pyrrolidone; (c) 15-20 wt.% poly 1-4C alkylene glycol of mol wt. 250-350; (d) up to 5 wt.% primary and/or sec. mono- and/or poly-amine with normal pressure b.pt. above 250 deg.C; and (e) up to 40 wt.% of an aromatic hydrocarbon with b.pt. 80-145 deg.C. The sum of (a)-(e) is 100 wt.%.
Patent DE-4003682-A1 (DE)
Title: Rapid, high resolution D=A converter - measures sequential output signal at high velocity during intermediate matching operation
Inventor: BOESWALD KARL-HEINZ
IPC: H03M1/10
Filed: 1990-02-07
Abstract: The converter processes in normal operation digital input signals (E) in corresponding analog output signals (A). During an intermediate matching operation (22), the output signals are sequentially measured at high velocity. The detected defects are digitalised and stored in a memory (9). The memory address signal is formed by the coarse positions of each digital signal at the input of a D/A converter (1, 2). During normal operation, the memory output signal is fed to a correction D/A converter (3), whose weighted output signal and the output signal of the previous D/A converter are added. ADVANTAGE - Low-cost design for e.g. 16 bits and conversion time below 10 microsec.
Patent DE-4008242-A1 (DE)
Title: Method of reducing noise of IC engine - by mounting gudgeon pin in spring-loaded sliding bearings
Inventor: GABELE HUGO
IPC: F16J1/16
Filed: 1990-03-15
Abstract: The noise generated by an internal combustion engine can be reduced by offsetting the axis of the gudgeon pin from the axis of the piston. In existing designs of engines, the magnitude of this offset is fixed. The invention proposes a method which enables the offset to be varied with the speed of the engine. Each end of the gudgeon pin is supported in a bush (4) which is mounted in a rectangular block (4). This block (4) can slide at right angles to the piston axis in a rectangular recess (3) in the piston wall. A leaf spring (6) at one end of the recess (3) presses the block towards the opposite end of the recess (3). USE - Internal combustion engines.
Patent DE-4013441-A1 (DE)
Title: Guide for locking bars esp. of switchgear cubicle - has foot prevented from slipping out of hole in door in which it can rotate freely
Inventor: RAMSAUER DIETER
IPC: E05C9/18
Filed: 1990-04-27
Abstract: The guide (22) consists of a foot piston portion fixed to the retaining surface, and a guide portion spaced apart from it through which the bar (20) slides and about which it can pivot (38). The outer cross-section (46) of the foot deviates from a circle and is fitted into a hole through the door (12) up to a peripheral groove in the rim of the foot parallel to the plane of the door. ADVANTAGE - Assembly requires no welding or complicated screw-cap fitting, and retaining surface need not be accessible from both sides.
Patent DE-4014403-A1 (DE)
Inventor: BUBIK ALFRED DR
IPC: D21F9/00
Filed: 1990-05-04
Abstract: The invention relates to a vertical former with a vertical double sieve (DS). In the formation section (12), mutually opposite different forming elements (18, 19, 20, 21) are arranged, in order to achieve an improved formation in association with an improved web strength and in particular a more uniform web structure. <IMAGE>
Patent DE-4022372-A1 (DE)
Title: Balancing system for vehicle shock absorber - makes use of hydropneumatic spring to counter cross-forces
Inventor: BAUSCH PAUL DIPL ING
IPC: B60G15/00
Filed: 1990-07-13
Abstract: The arrangement can balance the wheel resistance cross forces on the shock absorber of the wheel suspension for a vehicle. The shock absorber has a spring/damper element (1) the housing (4) of which is connected to a wheel guide rod (5), with the piston rod (6) supported against the frame (3) of the vehicle. A hydropneumatic spring (15) has a non-positive connection with the housing of the spring/damper element and with the frame of the vehicle. USE/ADVANTAGE - Suspension system in which the customary leaf springs are replaced by a hydropneumatic spring to give a satisfactory balancing of wheel cross-forces.
Patent DE-4022566-A1 (DE)
Title: Hetero-aryl-di:carboxylic acid amide derivs.
Inventor: DITRICH KLAUS DR
IPC: C07D277/30
Filed: 1990-07-16
Abstract: Dicarboxylic acid imides of formula (I) and their salts tolerated by plants, excepting  3-methyl-isoxazole-4,5-dicarboximide and thiazole-4,5-dicarboxylic acid imide in which R2 = Ph if R1 = Me or 2-thiazolyl a, b and c complete an aromatic ring and represent either (i) CHR1, N and X, (ii) CHR1, X and N or (iii) N, CHR1 and X respectively X = O or S; R1 = H, halogen, CN, 1-6C alkyl (opt. contg. 1-5 halogen and/or 1 or 2 of the following: 3-6C cyclo-alkyl, 1-4C alkoxy, 1-4C haloalkoxy, 1-4C alkylthio, 1-4C haloalkylthio, 1-4C alkyl-sulphonyl, 1-4C haloalkyl sulphonyl or  CN), 3-8C cycloalkyl (opt. mono, di or tri substd. by 1-4C alkyl or halogen), 2-6C alkenyl, 2-6C alkynyl (these last 2 opt. mono, di or trisubstd. by halogen, 1-3C alkoxy and or Ph, which is itself mono, di or tri substd. by 1-4C alkyl, 1-4C haloalkyl, etc. PhO or PhS opt. substd., a 5 or 6-membered satd. or aromatic heterocyclic gp. (contg. 1 or 2 O, S or N heteroatoms, and the ring being opt. mono or di substd. ) or a condensed aromatic ring chosen from benzofuran-2 or 3-yl, isobenzofuran-2-yl, benzothiophen-2- or 3-yl isobenzothiophen-2-yl, indol-2 or 3-yl, , etc. (each opt. mono or di substd. substd. R2 = H, OH, 1-4C alkoxy, 1-6C alkyl (opt. --3-8C cycloalkyl (opt. mono, di or tri substd. by 1-6C alkyl, CN, etc. 3-6C alkenyl, 3-6C alkynyl (these opt. mono- di- or tri-substd. by halogen and/or mono-substd. by Ph, itself opt. or by formyl, Ph, 1-4C alkanoyl, 1-4C haloalkanyl
Patent DE-4031582-A1 (DE)
Title: Production of duplicate dental technicians model - by first making negative model from original model
Inventor: BRAUN SIEGFRIED
IPC: A61C13/14
Filed: 1990-10-05
Abstract: A duplicate, of a dental technician's model of a patient's jaw and teeth, is made in the following way.  The original model (36) is placed on a base (42) and the lower end of a sleeve (14) is fitted over the base.   The sleeve (14) has an internal circumferential ridge which engages a groove (40) in the base (42) to form a seal. The upper end of the sleeve (14) is supported by a flange (16) with a central hole for a piston (32).  The piston has a central hole (28) to enable a silicon mass to be poured into the sleeve (14) to cover the model.  The piston (32) is pressed downwards as far as possible to limit the amt. of silicon mass necessary to form a negative model. This  negative modelis then used to form a duplicate model. USE - Dentistry.
Patent DE-4036041-A1 (DE)
Title: Appts. for detecting discharges in chamber carrying flowing medium - has light conductors with one end in chamber, one opposite photoreceiver
Inventor: WINZMANN FRIEDHELM
IPC: G08B17/12
Filed: 1990-11-13
Abstract: The arrangement for detecting discharges in a chamber (2, 3) through which a medium flows contains at least one light conductor (11-13) with one end protruding into the chamber and the other end opposite a photoreceiver (16-18) which generates electrical signals corresp. to detected discharges. The photoreceivers are connected to an evaluation circuit (22). Several light conductors can be arranged is spatially separated positions, each with its second end opposite an associated photoreceiver. ADVANTAGE - More cost-effective and flexible.
Patent DE-4036907-A1 (DE)
Title: Cushioning of riding saddles of all types - works with air or compressed air or other gas-form substances, or water or other fluids
Inventor: GRIESEL HEINRICH
IPC: B68C1/08
Filed: 1990-11-20
Abstract: The spring mechanism of the saddle is activated by air or compressed air or other gaseous material alone or in conjunction with other cubstances and/or by water or other fluids alone or in conjunction with other substances. The gas or fluid material is provided in expandable elastic rubber and/or plastics compartments, beneath the saddle on either side, in total or part surface form, and with order without a valve. The cushioning is separately produced for subsequent fitment in existing riding saddles of all kinds, and can be made in one piece or two or more parts. USE/ADVANTAGE - To increase the comfort of riding saddles of all kinds.
Patent DE-4100215-A1 (DE)
Title: Symmetrical work automatic clamping and centring mechanism - comprises pairs of spring-loaded bell crank levers
Inventor: SCHULTZ KLAUS-DIETER
IPC: B25B5/06
Filed: 1991-01-07
Abstract: The automatic centring and clamping mechanism is for symmetrical work in two profiled sections(4). It has pairs of centring and clamping members on a base frame with central stop. These comprises bell-crank levers (5,6) on bearing brackets (9-12) and containing adjusting screws (13,14). Return springs (7,8) are mounted between the levers and base frame. ADVANTAGE - Keeps joint seam in programmed position despite manufacturing tolerances in components, and is operated solely by the weight of the work.
Patent DE-4104966-A1 (DE)
Title: Gas ceramic looking hob - with gas igniter for each burner integrated in monitoring device controlling gas supply valve
Inventor: DIEKMANN HELMUT DIPL ING
IPC: F23N5/12
Filed: 1991-02-18
Abstract: The hob has each cooking field provided by a burner (2) and an associated jet plate (3) positioned beneath the surface of the glass ceramic plate. The operation of the burner is monitored to control a magnetic valve (6) for the gas supply, the gas igniter (5) integrated in the monitoring device. Pref., the current supply for the gas igniter is monitored electronically via parallel analogue and digital monitoring paths, one or both of which is used to control the magnetic valve for the gas supply to the burner. ADVANTAGE - Improved operating safety.
Patent DE-4105318-A1 (DE)
Title: Auxiliary propulsion drive for sailing yacht - uses electric motor coupled to battery recharged via IC engine, solar cells and wind or water powered turbine
Inventor: FICHT MARKUS
IPC: B63H19/00
Filed: 1991-02-20
Abstract: The propulsion drive uses an electric motor driving a propeller screw (18), which is supplied via a rechargeable battery. The latter is selectively charged via a generator (25) driven by an i.c. engine (24) and/or via solar cells (34) and/or via a wind-, or water-powered generator (18). The battery and the first of the latter generators (25) can be used to operate auxiliary devices within the yacht, e.g. navigation, lighting, heating or cooking devices. Pref. the i.c. engine (24) and the generator are combined, the battery divided into a number of battery modules. ADVANTAGE - Reduced battery size and weight.
Patent DE-4107613-A1 (DE)
Title: Clip for attaching label to shelf or container - is held in place by elastic deflection of attached rib
IPC: G11B33/04
Filed: 1991-03-09
Abstract: A replaceable label (31) is attached to the edge of a shelf or edge of a container by means of a clip (34) and a rail (21) with a specially shaped cross-section. The rail (21) has an upper groove (25) and a lower groove (27). The clip (31) has turned over upper and lower edges on one face to retain the label (31). On the face opposite to the label the cip has an upper rib (331) which engages the upper groove (25) of the rail (21). A second rib (41) attached to the upper part of the clip extends downwards parallel to the body (32) of the clip. A third short rib (4) extends outwards at right angles to the body and its outer end is in contact with the second rib (41). Applying pressure to the label (31) causes it to bend inwards and bend the second rib (41). The lower edge of the rib (41) then engages the lower groove (27) and holds the clip in place. USE/ADVANTAGE - Attachment of identification labels so that they can be easily removed and replaced when required.
Patent DE-4115308-A1 (DE)
Title: Distributorless ignition system for IC engine - has ignition coil with opposite wound split prim. and HV polarising diodes in sec. feeding spark plugs
Inventor: STREIT WALTER DIPL ING
IPC: F02P3/04
Filed: 1991-05-10
Abstract: A distributorless ignition system for an IC engine comprises a control unit (10) for determining which of a pair of spark plugs (34, 40) is to be energised in an alternate firing cycle via the Darlington transistors (12, 14). The primary coil windings (16, 18) are oppositely wound w.r.t. the centre terminal and d.c. source (20) and generate a corresp. voltage in the secondaray winding (22) of polarity which can promote a current to earth at the terminal (42) through only one of the spark plugs (34, 36) as a result of the polarising h.v. diodes (24, 28). USE/ADVANTAGE - Provides more economically constructed and space and wt. saving device.
Patent DE-4118097-A1 (DE)
Title: Method of cutting wrapping paper into sections on packaging machine - involves use of feeder rollers and cutter rollers independently powered to process endless band of paper into different lengths
Inventor: HOFFMANN GOTTFRIED DR
IPC: B26D5/20
Filed: 1991-06-03
Abstract: The band of paper is fed from a spool through feeder rollers (2) and another pair of rollers (7,8) in between the two cutting rollers (16,18). The cutter rollers (16,18) and the feeder rollers (7,8) are power driven by independent motors which enables them to rotate at different speeds. The length of the cut sections can be varied by altering the speed of the feeders (7,8) compared with that of the cutters (16,18), and this is done by means of electronic signals to a sensor (31) from a transmitter (27) through a booster (26). ADVANTAGE - The length of the sections is varied without changing the number of cuts per unit of time.
Patent DE-4122490-A1 (DE)
Title: Liq. water softener compsns. - contg. alkali metal or poly:carboxylate salt, water-soluble alcohol and surfactant opt. with phosphonic acid
Inventor: POETHKOW JOERG
IPC: C02F5/10
Filed: 1991-07-06
Abstract: Ready made liq. water softener comprises (by wt.) 10-40% alkali and/or NH4 salt of a polycarboxylic acid (I), 0.1-5% mono- or poly-hydric, water-soluble alcohol (II); 0.1-5% surfactant (III) and opt. at least one of 0.5-2% phosphonic acid; 0.001-0.1% dye and/or 0.01-1% perfume oil, with the balance water. (I) is pref 15-20%; (II) 0.5-2%; (III) 0.1-0.5%; dye 0.001-0.01% and perfume 0.01-1%. (I) is a homo- or copolymer contg. at least one of (meth)acrylic acid; maleic acid or anhydride; itaconic acid and citraconic acid, opt. with up to 30 mole% (meth)acrylamide and/or methacrylamidepropane sulphonic acid. USE/ADVANTAGE - The compsn. is esp. used to stabilise water hardness during domestic clothes washing. It is added to the wash liquor at 0.05-1.5 g per g of washing compsn., before, during or after adding the washing compsn. The addn. of (II) and (III) solubilises the water insoluble components (perfume and dye) so well that no phase sepn. occurs on storage
Patent DE-4123335-A1 (DE)
Title: Cable fixture esp. for low-voltage lighting system - secures end of cable in groove around central unit over which stretchable cap is fitted securely
IPC: F16G11/00
Filed: 1991-07-15
Abstract: A holder (10), a securing part (12) and a cap (14) are fitted together with rotational symmetry about their common axis (A), which passes through the centre of a transverse channel (26) in the plane of the cable groove (24) around the securing part (12). Another channel (28) at an angle of about 50 deg. to the axis (A) connects the groove (24) to an opening (32) in the centre of the cap (14). The holder (10) is secured by a countersunk screw within its central bore (16). ADVANTAGE - Simple and safe fixture for cable end presents attractive appearance in its assembled condition.
Patent DE-4124920-A1 (DE)
Title: Biochemical analyser esp. for blood analysis - has attenuated total reflection prism., sample concentrator and IR source
IPC: G01N21/55
Filed: 1991-07-26
Abstract: A biochemical analyser has (a) an attenuated total reflection prism, on the surface of which is placed a sample cell for receiving a liq. sample from a sample feed device; (b) a device (pref. a sequential freezing device) for providing several object molecules in a proximal sample portion near the sample face of the prism; (c) an IR source for the prism; (d) a detector for detecting the absorption spectrum of the reflected IR light after the distal sample portion has solidified; and (e) a computer for calculating the detected absorption spectrum. USE/ADVANTAGE - The analyser is used esp. for blood analysis. The object substance is concentrated at the surface of the prism. to acheive a stronger spectrum signal thus improving detection precision.
Patent DE-4124958-A1 (DE)
Title: Sports bat/racquet/stick with hitting part and stick - incorporates compartments containing freely movable masses for damping recoil
Inventor: SOMMER ROLAND
IPC: A63B59/08
Filed: 1991-07-27
Abstract: The sports bat/stick/racquet has a hitting part and a stick to the outer end of which is a grip. Freely moving masses (3) are integrated in the bat/stick/racquet and are contained in one or more compartments (2) inside the hitting part or stick. The outside of each compartment is sealed on the outer surface by a stopper (5). Each freely moving mass consists of lead-shot, ball, a cylinder, a liquid such as mercury. ADVANTAGE - The sports bat/racquet/stick is designed to dampen the recoil and clatter to spare the player's arms and accelerate the ball.
Patent DE-4127505-A1 (DE)
Title: Arc suppression circuitry for gas discharge device - esp. plasma sputtering unit, allowing high coating rates of e.g. silica
Inventor: STUERMER JOHANNN
IPC: H05H1/36
Filed: 1991-08-20
Abstract: Equipment for suppressing arcing in a gas discharge device comprises two electrodes (6,7), connected to the voltage source (10), and a circuit (11) with two branches (15,25) which are connected in parallel to the voltage source (10) and which can be short-circuited in different current flow directions. USE/ADVANTAGE - The arc suppression equipment is useful in sputtering units e.g. for Si02 coating of glass, plastics foils or silicon wafers. It allows high coating rates, even when sputtering difficult materials (e.g. SiO2 by reactive sputtering), since the sputtering process is interrupted only for very short times.
Patent DE-4128501-A1 (DE)
Inventor: KRONE BERNARD
IPC: A01B73/02
Filed: 1991-08-28
Abstract: The invention relates to a haymaking machine with a crossmember which supports at least eight rotary rakes (1 to 8) rotatable about vertical axes and which comprises a middle member (14) attachable or mountable on an agricultural tractor or suchlike traction vehicle (11) and having two middle rotary rakes (1, 2) and lateral members (18, 19, 36, 37, 40, 41) articulated on the middle member (14), connected to one another in an articulated manner and intended for further rotary rakes (3 to 8), the lateral members (18, 19, 36, 37, 40, 41) being foldable out of their operating position into a transport position reducing the machine width, to transfer the lateral members (18, 19, 36, 37, 40, 41) out of the operating position into the transport position the first lateral members (18, 19) adjacent to the middle member (14) and the second lateral members (36, 37) adjacent to these being respectively foldable upwards about approximately horizontal axes parallel to the direction of travel and the third lateral members (40, 41) adjacent to the second lateral members (36, 37) being respectively foldable rearwards about approximately vertical folding axes (42, 43). <IMAGE>