baber/WOPTO huggingface dataset:
Patent DE-2838000-A1 (DE)
Title: Two=stage rotary piston engine - has parallel shafts, internal gears and two-lobe, half-shaft speed compressor and four lobe rotor
Inventor: MAI WOLFGANG
IPC: F01C11/00
Filed: 1978-08-31
Abstract: The two-stage rotary piston engine with parallel shafts and internal gears has a two-lobed compressor rotor and a four-lobed power rotor in a common casing divided into two chambers, with the usual porting and fuel injector. Rotor motion is controlled by teeth on externally coupled shafts engaging others inside the rotors, gearing ratios are 1:2 for the compressor, 3:4 for the power rotor. The lesser radial angle between the peripheral exhaust and transfer ports is smaller than that subtended by the tip seals of the compressor rotor.
Patent DE-2841540-A1 (DE)
Title: Pigment concentrate has low m.pt. vehicle - based on copolymer of vinyl aromatic cpd., unsatd. acid and alkyl (meth)acrylate
Inventor: HAEGELE GERHARD DIPL CHEM DR
IPC: C08J3/22
Filed: 1978-09-23
Abstract: Pigment compsn. consists of pigment (I) dispersed well in a vehicle (II). (II) is a copolymer of 60-80 (wt.)% vinyl-aromatic cpd., 5-15% copolymerisable alpha, beta-olefinically unsatd. carboxylic acid or a half-ester of an alpha, beta-olefinically unsatd. dicarboxylic acid with a 1-18C monoalkanol and 10-25% (meth)acrylate(s) of 1-12C monoalkanol. (I) pref. is incorporated in (II) by shear. Very high pigment concns. are obtainable. (II) has a softening point of ca. 100 degrees C. which allows blending without excessive heating. The compsn. is useful for pigmenting other vehicles (e.g. plastics or pigment concentrates).
Patent DE-2849668-A1 (DE)
Title: Carbon di:oxide laser using exhaust gases of IC engine - driving vacuum pump circulating pump and generator for discharge gap in laser instrument
Inventor: UHLENBUSCH JUERGEN PROF DR
IPC: H01S3/036
Filed: 1978-11-16
Abstract: A carbon dioxide laser uses the exhaust gases of an i.c. engine. The laser is fixed and pulsed. It is used on engines to drive ancillary units. This increases efficiency and reduces pollution. The combustion gases are partic. suitable for laser amplification because of the low oxygen content. The flue gases from e.g. Otto, Diesel and rotary engines as well as gas turbines are used as the laser medium. The engine is used to drive vacuum pumps, circulating pumps and generators which operate the electrical discharge gap in the laser instrument.
Patent DE-2850161-A1 (DE)
Title: Shoe seam along heel - joints two parts of upper using two grooves parallel to edges of upper parts
Inventor: MATTIL KLAUS ING GRAD
IPC: A43B23/02
Filed: 1978-11-18
Abstract: The shoe consists of two upper parts (1, 2) which are sewn together by a seam at the heel after being bent over along the edge. The two upper parts are made thinner near the seam by means of a groove (9, 10) running parallel to the edge (7, 8) of the two parts (1, 2) of the upper. The joining seam (13) is embedded in the grooves (9, 10). The distance (A) between the edge (7, 8) of the upper parts (1, 2) and the groove (9, 10) is less than the width (B) of the groove (9, 10).
Patent DE-2853907-A1 (DE)
Inventor: VEITH GUENTER
IPC: D03J1/02
Filed: 1978-12-14
Abstract: The warp-beam lifting and transport carriage is intended to achieve the object of making it possible to pick up either a full warp beam or two half warp beams directly from the ground without additional aids, making it possible to mount the driving wheel and the bearings on the warp beam picked up by the warp-beam carriage and making it possible to brace the lateral supporting arms of the warp-beam carriage relative to one another. For this purpose, the lateral supporting arms (80, 80') arranged on the lifting shaft so as to be laterally displaceable engage, by means of supports (81, 81') attached to them, on the warp-beam flanges, whilst for picking up and holding half beams there is provided a middle supporting arm which can be removed from the lifting shaft (3) and which has a claw engaging on the warp-beam tubes and supports and holding members engaging on the half of the warp-beam flanges located on the carriage side. The supports and holding members are formed on the supporting arms in such a way that warp beams of different diameters can be picked up and inserted directly into the weaving machine. <IMAGE>
Patent DE-2856649-A1 (DE)
Title: Disinfectant and deodorising container for toilets - is mounted in and controlled by cistern allowing regulated doses of additive
Inventor: HASCHEM ABDELGHANI ING GRAD
IPC: A47K17/00
Filed: 1978-12-29
Abstract: The deodoriser comprises two main parts and has a disposable refill bottle. An actuating arm mounted on an axis has at one end a segment with a movable tooth whose cam action causes the locking flap to open and close to allow the additive to flow into the toilet cistern. The unit is hung in the cistern whereupon the additive is only released into the water when the cistern is flushed since the actuating arm is connected to the cistern lever. Shortly before the cistern is emptied there is a suction which moves the cistern lever down whereupon the tooth presses the flap forwards whereby the pipe from the bottle is temporarily released. The tooth returns to its original position in front of the flap and the flap re-closes the pipe.
Patent DE-2900506-A1 (DE)
Title: 2-cyanomethyl-benzimidazole prepn. - from 0-phenylenediamine and cyano-acetic acid deriv. without solvent
Inventor: DOST FRANK DIPL CHEM DR
IPC: C07D235/16
Filed: 1979-01-08
Abstract: Prepn. of 2-cyanomethylbenzimidazole (I) is carried out by reacting o-phenylenediamine (II) with a cpd. of formula (III) NC-CH2-CO-R1 (where R1 is NH2, NHR2, NR2R3 or OR2; R2 and R3 are H or aliphatic, araliphatic, cycloaliphatic or aromatic gps.). The reaction is effected at 130-150 degrees C in the absence of solvents, and pref. at 130-142 degrees C with a (III) : (II) molar ratio of 1-1.2:1. (I) is an intermediate for dyes and plant protection agents. The process gives good yields (e.g. 76%) using lower reaction temps. and simpler work-up procedures than prior art processes.
Patent DE-2903739-A1 (DE)
Title: Operational mode control of tape recorder drive - has record and pause modes linked to avoid delays and errors in recording
Inventor: MOORTGAT-PICK WALDEMAR DIPL PH
IPC: G11B15/10
Filed: 1979-02-01
Abstract: A magnetic tape recorder has the operating keys interlocked such that recording may commence without delay and without and distorting signals being recorded. The two functions, record and pause are either mechanically or electrically interlocked such that the record key is only operational providing that the pause key is actuated at the same time. Operation of the keys in this way ensures that it provides the standby condition for subsequent operations, by energising the tape drive motor. The pause function is cancelled when the start key is actuated. For all other modes the drive motor remains energised during the key selection phase. Only when the stop is actuated is the drive motor switched off.
Patent DE-2910704-A1 (DE)
Title: Non-rotating bar straightening machine - has rotating frame with concave periphery straightening roller and concave-convex support rollers
Inventor: LINDEMANN WOLFGANG DIPL PHYS D
IPC: B21D3/06
Filed: 1979-03-19
Abstract: The straightening machine is intended for bar material which is prevented from rotating during straightening. It comprises a rotating frame carrying at least three rotatable rollers whose angle and radial distance relative to the bar axis are adjustable. Two of the rollers are support rollers (4) whilst the third is the straightening roller (2) and has a concave peripheral surface (3). The peripheral surface portion (A) of each roller (4) farthest from the roller (2) peripheray is concave (R1) whilst the portion (B) nearer the roller (2) is cylindrical or convex (R2).
Patent DE-2911173-A1 (DE)
Title: Carousel game surface for ball games - consists of circular table with rotatable bearing on fixed table frame consisting of plastics sections
Inventor: HAHN RICHARD
IPC: A63D15/02
Filed: 1979-03-22
Abstract: The carousel game surface, is designed for ball games. The carousel game board consists of a circular carousel table (1) which has a rotatable bearing in a fixed table frame (2). The carousel table (1) and the table frame (2) consist of plastics sections (5, 6, 7, 8) which when fitted together form hollow chambers and which are connected by a stabilised hardened foam. The carousel table together with the built-in circular guide groove rolls on the guide ball bearings positioned in the table frame (2).
Patent DE-2914563-A1 (DE)
Title: Dioptre viewfinder for low cost camera - has viewing groove along one edge and pull out viewing frame at front
Inventor: FAUTH GUENTER ING GRAD
IPC: G03B13/04
Filed: 1979-04-10
Abstract: A simple dioptre viewfinder for a low cost camera has a viewing groove (3) along one top edge of the camera housing and a pull out viewing frame (4) at the front corner in line with the groove. The user looks along the groove to position the subject in the centre of the viewing frame. The frame pulls out diagonally from the front of the camera on a spring loaded guide (1). It has a cut-away lower corner to fit into the camera shape when extended. A recess in the camera housing provides a finger grip for the frame. In the retracted position the frame forms a lens protection.
Patent DE-2916388-A1 (DE)
Title: Twin-beam nephelometer with extended range - uses light guide to detect direct and scattered light at higher turbidities
Inventor: LARSON PAUL EDWIN
IPC: G01N21/51
Filed: 1979-04-23
Abstract: The nephelometer is designed to extend the measuring range of double-beam nephelometers to higher turbidities, maintaining a linear response characteristic at the same time. It comprises a tubular glass fluid specimen cell (11) placed on the axis of an optical system consisting of a lamp (12) and lens (13). One photo-detector (15) is placed at one side of the cell at right-angles to the beam. A second detector is placed so that it responds to light passing through the cell (20). The second detector uses a light-guide (25) so that the higher turbidity, both the direct light and the forward scattered light (29) is intercepted and used to activate the detector element (28). The detectors are connected to a comparator (21) and indicating instrument in the usual way.
Patent DE-2918993-A1 (DE)
Title: Electromagnetic actuator for valve - has electro-optical indicator built into valve solenoid casing and protruding through housing aperture
Inventor: STAIGER BRUNO
IPC: H01F7/06
Filed: 1979-05-11
Abstract: The electro-optical indicator shows whether or not the coil is excited. Such indicators are normally remote from the valve. This results in additional installation costs and also in some insecurity due to the lead length between coil and indicator. The present indicator (14) is mounted to protrude through a cut-out in the housing (2) enclosing the valve-operating coil (4). Typically, the indicator is in the wall of the electrical connector (10) between the incoming supply leads and the coil. A current limiting resistor (19), in series with the indicator, is normally included.
Patent DE-2922744-A1 (DE)
Title: Stone cutting wheel with diamond cutters - has rectangular sloping and longitudinal cutters along helical paths between cutters around both edges
Inventor: EICHENLAUB ROLF
IPC: B28D1/18
Filed: 1979-06-05
Abstract: The stone cutting wheel with a ring shaped rim (2) overhanging its web (18) and with sloping cooling water channels (15) through the rim, has a pattern of cutting segments projecting from the rim. All these segments are of diamond material secured by hard silver solder, and are rectangular in shape. Mounted on the two outside edges, and overhanging them, are two rings of segments (13) extending in the cutting direction. Following spiral tracks around the face of the wheel in the manner of a multi-start thread, are further sets of segments (5) also extending in the cutting direction, i.e parallel to the edges. Between these sets are further sets (6) also forming spiral tracks in the manner of a multi-start thread, but at an angle to the edges. An alternative design has a rim secured by screws to a web.
Patent DE-2923875-A1 (DE)
Title: Method of improving efficiency of hot water supply tank - includes injecting steam into auxiliary chamber at cold water inlet
Inventor: WEITMAN JACOB DIPL ING
IPC: F28F13/00
Filed: 1979-06-13
Abstract: The improvement method for the efficiency of a hot water tank (1) with its contents heated by a coil (2) immersed in the water, uses steam injection. Inside a chamber (9) on the end of the main chamber, is a steam injection pipe (10) mounted in the path of incoming cold water entering through the water feed connection (A). Steam is discharged through perforations in the pipe, to mix with the water inside this auxiliary chamber then pass through holes (11) through a partition (3) dividing it from the main chamber. The steam expands as it passes through these holes resulting in a reduced saturation pressure, and the temp. falls as the steam condenses. The steam injection also acts to clean the tank from collected impurities.
Patent DE-2930914-A1 (DE)
Title: Low noise display for ultrasonic scanner - has picture clamp amplifier coupled to signal level control
Inventor: SCHWARZ ROBERT DIPL ING
IPC: G01S7/52
Filed: 1979-07-30
Abstract: The low noise display for an ultrasonic scanner has a logarithmic amplifier with adjustable threshold voltage to suppress noise. The threshold circuit is coupled to a level equalising amplifier in such a way that a change in the threshold level alters the output of the amplifier to retain the maximum value of the white level. The display has stabilised black- and white levels and suppression of echo signals. A clear image is derived from the signal with automatic adjustment to retain the display level.
Patent DE-2931370-A1 (DE)
Title: Double action multicontact tumbler switch - has first bridging leaf spring depressed onto second springs under first and further pressure
Inventor: DUERKOP WILLI
IPC: H01H23/00
Filed: 1979-08-02
Abstract: The double action rocker switch has a leaf spring to make the first switch position positive and unlikely to be overridden by mistake. The switch body houses the terminals and contact elements. The three position rocker switch lever fits over the spring sets in a double chamber so that it presses on the spring sets for the three positions each side of the fulcrum. The top spring extends from the fulcrum contact and under the switch operate arm onto a side support to hold the switch in a non operate rest position. First pressure position depresses this spring against a second and third arched spring to provide outer contact connection. Further depression depresses all springs at the centre to connect all contacts.
Patent DE-2931505-A1 (DE)
Title: Concrete delivery machine into shuttering - has device metering material affecting concrete quality near trough
Inventor: MACULAN ALEXANDER DIPL ING
IPC: E01C19/21
Filed: 1979-08-03
Abstract: The machine delivers hardening material such as concrete from a hopper to a trough below, vibrated if necessary, leading to shuttering. Near the trough (4) is a device (6), operated as necessary, delivering in metered quantities a material at least temporarily affecting the characteristics of the concrete etc. This device can be situated near the trough lower edge (4") and preferably underneath it, so that it only affects the concrete already discharged over it. It can be in the form of a sprayer for water, oil, an emulsion, paint or other liquid.
Patent DE-2942956-A1 (DE)
Title: Footrest for rear seat passenger - has folding fitting each side of transmission tunnel
Inventor: STAUFENBERG HERBERT
IPC: B60N3/06
Filed: 1979-10-24
Abstract: The footrest for the middle passenger on the rear seat of a car has a folding mounting each side of the transmission tunnel. This provides a secure support as well as a comfortable sitting position. When not in use the footrests are folded flat against the transmission tunnel. The footrests provide a comfortable ride in the otherwise uncomfortable seat position. They provide support in severe braking or in a collision and can be fitted to most types of car.
Patent DE-2944220-A1 (DE)
Inventor: GOSEBERG WALTER DIPL ING
IPC: H01F19/00
Filed: 1979-11-02
Abstract: A line end stage for a television receiver which comprises a transformer, a first high voltage rectifier and a second high voltage rectifier. The transformer has a primary winding coupled to the line sweep coils of the receiver, and a secondary winding. The secondary winding has one end coupled through the first high voltage rectifier to ground and through the second high voltage rectifier to the anode of the television receiver picture tube. The transformer comprises a core having a longitudinal axis. The primary winding is mounted on the core coaxial with the longitudinal axis and an insulating winding form surrounds the primary winding. The winding form is provided with spaced longitudinally-distributed radially-extending chambers and the secondary winding is located within these chambers. The thicknesses of the winding form between the bottoms of the chambers and the primary winding are greatest at the ends of the winding form and become progressively smaller toward the center of the form.
Patent DE-2945572-A1 (DE)
Title: Film gate for security camera - has continuous driven reels and intermittent gate drive via cam segment
Inventor: HEIDMANN HORST
IPC: G03B17/26
Filed: 1979-11-10
Abstract: The film gate is for a security camera and has a constant speed drive operating on a first drive roller (8) which feeds the film to the gate. The film is pulled through the gate by a second roller linked to the drive by a cam (10) wheel for intermittent drive. The film is cassette loaded. The single drive motor provides the intermittent drive to move the film frame by frame through the camera, without any complex rotating shutters. The film cassette is loaded and the camera locked with a security lock.
Patent DE-2951684-A1 (DE)
Title: Manhole cover for fuel tank installations - secured by mountings in shaft and includes plate retained by spreader mechanism
Inventor: BIMMERER HORST
IPC: B65D90/10
Filed: 1979-12-21
Abstract: Shaft closure secures the mountings of fuel tank installations with a closure plate made to fit the shape of the manhole cross section which is closed together with a spreader mechanism located below it and held by the latter in the shaft. At least two of the arms of the spreader mechanism are length adjustable and all the ends of the arms of the spreader mechanism are supported in recesses of the shaft wall as in 29 44 468. A ring (17) with bolts (16,19) projecting radially outwards as arms serves as the spreader mechanism (5).
Patent DE-2952793-A1 (DE)
Inventor: LINDENMEIER HEINZ PROF DR ING
IPC: H04B1/18
Filed: 1979-12-31
Abstract: The input coupling device, tunable, for a receiver in a receiving station, allows an operation with active or passive antennas and comprises an amplifying tripole network (1). The connection source (5) of the tripole network is connected to a resonating network (2), which is itself connected at a high frequency to the rest of the input coupling device (3), so that the input impedence (10) of the resonating network acts as a counter feedback impedence of the tripole network (1). The impedence of the tripole network (1) has, at the operating frequency of the receiver (29), about a minimum of its apparent resistance which increases with the increase of the deviation between the frequency and the operating frequency.
Patent DE-3001699-A1 (DE)
Title: Route information reproducer for vehicle navigation - uses tape cassette for audible information, with pulse system for comparison and correction
Inventor: RAPP KARL DIPL ING
IPC: G11B27/10
Filed: 1980-01-18
Abstract: The vehicle navigating system indicating distances and further route information, uses magnetic tape and a sound reproducing system giving audible information. The tape, which may be in cassette form, carries signals corresponding to parts of the route and these are measured by counting devices carried by the vehicle and comparators including a return comparator for reversing purposes, using a pulse control system (A2). These are used in conjunction with a forward and reverse system and a correction system (A3) enabling the route information signals to be readjusted with the actual position of the vehicle when necessary. The tape carries information which indicates where a correction (K) is to be made. The audible output signal is given over a loudspeaker.
Patent DE-3001860-A1 (DE)
Title: Easily releasable drawer guide and stop allowing removal of drawer - has peg and plate fixed to drawer yet removable when required
IPC: A47B88/16
Filed: 1980-01-19
Abstract: The stop for preventing the drawer from falling out of the surrounding carcase includes a peg (16) which protrudes from the side wall of the drawer to interact with a counter stop on the carcase. An opening (14) is adapted to the outer perimeter of the peg and is provided in the side wall (10) of the drawer so that the peg (16) can be pushed through it. The peg (16) has a plate (20) at its inner end which comes to adjoin the inside of the side wall (10) of the drawer and at a distance corresp. to the thickness of the drawer side wall (10) with a protruding detent element (22) which interacts with the outside of the side wall (10). The peg is thus detachable from the drawer and can be readily removed and replaced allowing the drawer to be easily removed and re-inserted from its socket recess.
Patent DE-3005643-A1 (DE)
Title: Two=stage emergency feed water system for nuclear power plant - has one or two steam-driven injectors with reflux to feed water vessel
Inventor: SINDELAR RUDOLF DIPL ING
IPC: F22D11/00
Filed: 1980-02-15
Abstract: At least two stages (11,13) are connected (53) in series, of which the first (11) contains an injector (15) operated by steam (in 23) from the generator which has a steam nozzle (10), a mixing duct (18), an auxiliary (32) and a main (76) diffusor which latter is surrounded by a co-axial variable-flow secondary diffusor (38) with a reflux connection (47) to the feed water vessel (31). The second stage (13) injector (17) is of similar design. The first stage may, alternatively, contain a steam- pressurised feed water vessel whilst the injector (17) of the second stage (13) has its reflux line (61) connected to this pressure vessel.
Patent DE-3015987-A1 (DE)
Title: Flavoured dairy prod. contg. medicinal herbs - as tincture, extract or powder
Inventor: SCHAEFERS HEINRICH B
IPC: A23C9/133
Filed: 1980-04-25
Abstract: Dairy and protein products, e.g. cheese, yoghurt, etc. are enriched with medicinal herbs (I). (I) are in the form of tinctures, extracts or powders. Pref. flavourings and consistency changing agents are added. The combination of protein and medicinal herbs activates and promotes the medicinal properties present in herbs and plants.
Patent DE-3018044-A1 (DE)
Title: Large-furnace boiler for solid fuel - burns straw or wood and has baffle parallel with cylindrical furnace-shell upper half, closed at flue end
Inventor: BOCK HANS-JUERGEN
IPC: F23M9/06
Filed: 1980-05-10
Abstract: The large-furnace boiler is for solid fuels, partic. straw and/or wood. It has a cylindrical, horizontal, furnace with a charging aperture at one end and a flue opening at the other. There is a semicircular baffle (2) which runs parallel to the furnace shell (1) upper half, along the whole length of the furnace. Its underside (11) and charging end are open and the flue end has a closing-plate (9). A central suspension plate (3) partitions the space between baffle and shell. A deflector-plate (5) at the baffle lower edge level closes the gap between the end-plate and furnace rear wall.