baber/WOPTO huggingface dataset:
Patent DE-3004996-A1 (DE)
Title: Elastic stop for winder for sliding roof panel - has captive nut acting on sprung ball to retard winder
Inventor: RICHTER ENKHARD
IPC: B60J7/057
Filed: 1980-02-11
Abstract: The elastic stop for the winder for a sliding roof panel indicates to the operator that the panel is fully closed and allows further winding against stiffer resistance to raise the rear edge of the panel for ventilation. The winder operates a threaded shaft (14) on which is threaded a captive sleeve (22). One end of the sleeve has a nose (34) which presses a ball bearing (26) against the winder handle (31) to stiffen the resistance. The ball bearing is located in a hole in the mounting sleeve (20) for the winder gear. The elastic nose of the captive sleeve holds the bearing outwards to locate in a hole in the winder handle (16). The operator has a clear indication that the panel is closed.
Patent DE-3007359-A1 (DE)
Title: Device for finding related accords, harmonies and keys - has rotary disc with windows to show all details for given key on marked base disc below it
Inventor: LINDEMANN UWE
IPC: G09B15/00
Filed: 1980-02-25
Abstract: The rotary disc assembly is intended as an aid in rapidly finding chords, harmonies and keys. It comprises a basic disc provided with appropriate markings, which is rotatable about its centre relative to a cover disc with windows. The arrangement is such that, when the discs are set to show a base key at the centre of an edge window, the main and secondary harmonic functions, the parallel minor key for a selected major key, the accord in basic position and first and second inversion, the seventh, major seventh and sixth to this accord can be read. Further details can be read off using a second disc with windows on the other side.
Patent DE-3008401-A1 (DE)
Title: Folding bath or shower cubicle - has frame fixed to wall, with sloping trough, and sectional sides hinged together with covering frame
Inventor: GEORGOPOULOS GEORGIOS
IPC: A47K3/32
Filed: 1980-03-05
Abstract: The cubicle consists of a basic frame (1) which is fixed to the wall. The cubicle walls (4,12) fold up sideways into the frame (1) and are covered by a covering frame (6) which is closed by a cubicle door (6'). A sloping trough (7) is movably mounted on the wall (2) or on the basic frame (1) and has at the side at least one drainage hole joined to a flexible drainage hose (9). The cubicle sides (4) consist of rigid sections (5) hinged (4') together.
Patent DE-3010842-A1 (DE)
Title: Safety garment for skiers, climbers etc. - has inflatable air pockets with pressure storage means for protection during avalanches
Inventor: PREGLAU OTTO DR MED
IPC: A41D13/018
Filed: 1980-03-21
Abstract: The garment is designed as a windcheater or anorak or similar. It has at least one inflatable air chamber set in the front and/or back of the garment so as to at least partially enclose the chest area of the wearer. A pressure storage member such as an oxygen cartridge is provided pref. in the front half of the garment in order to inflate the air chamber using a valve which can be released in the event of danger. This jacket now provides a lifeline in the event of an avalanche since the inflated air chambers would protect the wearer from being crushed under the impact of snow etc.
Patent DE-3011488-A1 (DE)
Title: Coupling screw bolt head or nut - has annular recess in bearing face with concave spherical or conical pressure area for contoured pressure ring
Inventor: VOSSLOH FRIEDRICH
IPC: F16B43/00
Filed: 1980-03-25
Abstract: The screw connection comprises a headed screw bolt (1,2) engaging an internal thread, or a nut engaging in a stud screw. The end face (3) of the bolt head (1), or nut, has a rotationally symmetric spherically concave (R2) or conical portion (5) which transmits the pressure. This portion is formed in an annular recess (4) in the head, or nut, and a pressure ring (6) is interposed which does not plastically deform when the screw connection is overloaded and has a complementary surface contour (R1), via which it transmits the pressure. The annular recess preferably has a trapezoidal section, with the surface portion forming the radially outward side.
Patent DE-3011684-A1 (DE)
Title: Condensation protection for electric machines - has gas drier with by=pass containing electrically driven fan in cooling gas filled, hermetically sealed housing
Inventor: CHOI SEOK-BONG
IPC: H02K9/24
Filed: 1980-03-26
Abstract: The condensation protection is intended for electric machine casing, filled with a cooling gas. In a by-pass, parallel to the cooling circuit, is incorporated an external gas drier. A blower (6) with its electric drive (5) is mounted in the by-pass (3), both the blower and drive being enclosed in a hermetically sealed common housing (7), filled with a cooling gas. Pref. the housing has a penetrating suction branch and a pressure branch coupled to the blower pressure side. The electric drive may be mounted in the flow path of the cooling gas between the suction branch and the suction port of the blower. The electric drive may be of open construction. Parallel to the blower may be fitted a further by-pass (8) with a non-return flap (9). The protection device is partic. suitable for turbogenerators filled with hydrogen.
Patent DE-3017640-A1 (DE)
Title: Equalising filter for exposure process - has gaps in radiation equalising filter layer filled with refractive index equalising layer to avoid blurred image
Inventor: NAGAI HARUO
IPC: G21K1/10
Filed: 1980-05-08
Abstract: Equalising filter for exposure processes has a radiation equalising filter layer (I), consisting of a substance which absorbs radiation and transmits visible light and is formed so that its thickness changes according to the radiation equalising pattern, and a refractive index equalising layer (II), which consists of a substance with refractive index matching that of (I), which transmits both radiation and visible light and is formed so that it fills the gaps in (I) and gives the complete filter a uniform total thickness. Pref. the filter has a continuous coating (III) on (II). (I) pref. consists of acrylic resin contg. Pb and esp. comprises (1) a polymer of (A) 1-4C alkyl methacrylate, hydroxyalkyl (meth)acrylate and/or styrene and (B) Pb (meth)acrylate and (2) a Pb carboxylate of the formula (RCOO)aPb (in which a is the valency of Pb (2-4, esp. 2) and R is a 5-20 C (un)satd. (hydroxy)hydrocarbyl gp., pref. a 5-18 C aliphatic hydrocarbyl gp.). Image is not blurred by complicated refraction due to differences in the refractive index. The filters have high mechanical strength and can have better resistance to scratching and surface properties than usual.
Patent DE-3021813-A1 (DE)
Title: Hydraulic compression of coal into cake before coking - using pressure cycle adjusted to coal properties and process requirements
Inventor: HAUER KURT DIPL ING DR
IPC: C10B45/02
Filed: 1980-06-11
Abstract: In a process for mfr. of coke, the coal is compressed by horizontal plates in a mould before feeding to the oven. The pressure, applied hydraulically, has a constant element with superimposed pulsations adapted to requirements. The period of compression may be controlled by the back-pressure exerted by the coal. After each period, the plates are raised and a fresh layer of coal run in. The process may run continuously. Coal prepn. is flexibly adapted to operating cords and coal properties. Cake density is at least as high as from present processes but more uniform. Noise is less than from a stamping press.
Patent DE-3022126-A1 (DE)
Inventor: ZWEIFEL MARTIN
IPC: F23M5/08
Filed: 1980-06-12
Abstract: The incinerator furnace (A) is designed as a vertical single-pass boiler. Its wall is formed by a pipe coil (3) wound turn by turn, cylindrical, and ending conically at the bottom, through which a permanently liquid heat carrier is circulated and maintains the wall temperature constant at approximately 320-350 DEG C. In this way, a corrosive effect of aggressive substances in the flue gas is prevented. The furnace (A) comprises, from bottom to top, the following zones: conical slag removal funnel (4), combustion chamber (5) and waste heat boiler (6). The flue gases leave the waste heat boiler at a maximum temperature of 500 DEG C. The combustion chamber (5) and, partially, also the slag removal funnel (4) and waste heat boiler (6) are lined with a thin layer (8) of refractory composition. The burner (7) is directed obliquely downwards; the flame ends approximately over the outlet opening of the funnel. Application primarily for incinerating concentrated chlorine-containing and bromine-containing industrial effluent. <IMAGE>
Patent DE-3024298-A1 (DE)
Title: Piston of hydraulic positioning valve - has skirt covering port to change fluid flow gradually to prevent shock stresses
Inventor: URLAUB ALFRED PROF DR
IPC: F01L9/10
Filed: 1980-06-27
Abstract: The valve has a casing (1) with a stepped piston (2) within it. The casing has two ports (12,14) on the side of the piston with the larger working area and two further ports (11,13) on the side of the piston with the smaller working area. Working fluid is admitted either above or below the piston to move it into one of two positions. Fluid then flows through the other ports according to the position the piston has taken. The piston has a skirt round the larger area surface. The skirt gradually opens and closes the reversible port (12) as the piston moves.
Patent DE-3024444-A1 (DE)
Title: Extruded thermoplastics sheet for lining concrete pipe - has integrally extruded closely spaced ribs and thin flexible base
Inventor: KLEINDIENST FRIEDRICH BERNHARD
IPC: B29C48/13
Filed: 1980-06-28
Abstract: Extruded thermoplastics sheet intended esp. for lining concrete drainage pipes has a sufficiently small wall thickness to be easily bent to the pipe curvature; the inner face is equipped with ribs (3) extending in the direction of extrusion. Pref. these ribs are of such depth that they will withstand 50 years of erosion under normal operation. Pref. wall thickness in the thin zones is 1-2 mm, and pref. (additional) height of the ribs is 0.5-2 mm. The base angles or roots of the ribs are pref. rounded. The outer faces may be wider than the base faces, i.e. they are trapezium-shaped. For the lining of concrete pipes of various dias., and in partic. those pipes that may be carrying hot effluent or effluent contg. chemicals. The thin wall of the pipe provides adequate strength for all purposes, but nevertheless enables it to be bent to the desired dia.; this eliminates the need for a large number of pipe liners of different dia. to be stored. In addition, the projecting ribs afford considerable protection against errosion, preventing excessive damage to the shallower, thinner zones.
Patent DE-3024478-A1 (DE)
Title: Combined steam and gas turbine power process - has compressed air injected into gas upstream of turbine to improve part load performance
Inventor: ADRIAN FRITZ DIPL ING
IPC: F01K23/06
Filed: 1980-06-28
Abstract: Coal is fed into a fluidised bed reactor. The flue gases pass over steam raising coils within the reactor and the steam drives a turbine coupled to a generator. The flue gases are cleaned and compressed and returned through reheaters in the reactor. They pass through the centre of a twin wall tube to a gas turbine which is coupled to a generator and an air compressor. The compressed air flows through the outside of the twin wall tube to be preheated before entering the reactor for combustion. Part of it is drawn off and injected into the gas stream entering the turbine.
Patent DE-3030079-A1 (DE)
Title: Non-return valve for blower intake esp. of high temp. reactor - has series of small pivoted blades in annular intake duct
Inventor: HOLLFELDER HEINZ ING GRAD
IPC: F04D27/00
Filed: 1980-08-08
Abstract: A non-return valve for the intake duct of a blower comprises, in a annular duct, a series of pivotally mounted blades (R), so arranged that, in the closed position (II), they virtually obstruct the entire section of the duct, whereas in the open position (I) they permit free flow (hl) of the fluid. The pivot shaft (4) of each blade passes through the duct wall. The angle of pivoting of each blade is limited by stops (6.1, 6.2) defining the open and closed positions. The blades are medium-controlled, i.e. if a reverse pressure occurs when they are open (I), the reverse flow (h2) caused them to close (II). Pref. each blade has a rectangular contour adapted to the internal contour of the duct. They may have a streamlined section. They may be cantilevered on their shafts. Used esp. for a blower in a loop of a nuclear reactor circuit, where, due to the loop being out of operation, reverse flow must be prevented. Used esp. for HTR and THTR reactors.
Patent DE-3034141-A1 (DE)
Title: Tricycle conversion for bicycle - has tubular frame bolted to front of machine with two steered wheels to replace single front wheel
Inventor: HEIDERMANN GUENTHER
IPC: B62K13/04
Filed: 1980-09-11
Abstract: The tubular frame (f) has angled clamps (b) which are bolted to the front part of the frame after the front wheel is removed. Two small wheels (k) are fitted under the corners of the frame with their steering controlled by track rods (g) linked to the original front forks of the machine. The flat frame can support two passengers, facing forward, or can carry bulky loads. The rider is able to look over the passengers or load while the low centre of gravity provides a stable support. No alterations are required for the bicycle.
Patent DE-3035915-A1 (DE)
Title: Leaf spring arrangement for vehicle suspension - has elastic elements with low initial spring rate between main and support spring
Inventor: TAUTENHAHN WOLFRAM DIPL ING
IPC: B60G11/34
Filed: 1980-09-24
Abstract: The arrangement has a main spring, with at least one spring leaf, the centre of which is connected to e.g. the wheel axle while the ends are connected to the chassis. A support spring has a leaf, the centre of which is similarly connected, while the ends are free. The springs are dimensioned so that after exceeding a certain spring load, the main spring (1) supports itself on the free ends (21,22) of the support springs (2). The support is via intermediate elastic elements (3), which have an initial spring rate which is low relative to the support spring. The springs have progressive characteristics.
Patent DE-3043729-A1 (DE)
Title: Vertical centrifugal separator for paper slurries - esp. for polystyrene foam particles sepn. has bottom inlet with intermediate and top outlets(CS 29.8.80)
Inventor: KMECO RUDOLF DIPL ING
IPC: B04C3/00
Filed: 1980-11-20
Abstract: A vertical centrifugal separator for aqueous paper mixtures is intended esp. for separating out granules of polystyrene foam. The separator comprises a vertical, generally cylindrical vessel with tangential inlet (2) at the bottom into an inlet chamber (1) of diameter (D1) and containing a concentric 'torpedo' (3) with conical point (31), and of diameter (D3); this inlet chamber is followed by a circular chamber (4) of larger diameter (D4) and having a tangential discharge pipe (5); this larger chamber is in turn followed by a working chamber (6) of diameter (D6), the inlet end of this working chamber being set back into the larger-diameter chamber (4). The upper end of the working chamber (6) has a second tangential discharge pipe (7) at the top and there is also a concentric (coaxial) discharge pipe (8) of diameter (D8) terminating in a tapered outlet pipe (9) at the extreme axial end of the separator. Pref. D4 is greater than D1; D1 is greater than D6; D6 is greater than D3; and D3 is less than D8. Pref. also, all the tangential pipes are oriented to the same direction of rotation. In particular for the separating out of polystyrene granules from aqueous paper mixtures. The appts. achieves a separation efficiency of 90-95%, which is much better than that of previous similar equipment.
Patent DE-3045227-A1 (DE)
Inventor: WILLI HERBERT
IPC: E03C1/042
Filed: 1980-12-01
Abstract: A connection device for joining a sanitary unit onto a water pipeline laid in a wall (3) comprises a connecting pipe (1) and an inner pipe (9) which can be screwed into said connecting pipe by means of a thread (7, 8). The inner pipe (9) bears, in an axially non-displaceable manner in a groove (15), a sealing ring (14) which is pressed against the internal thread (17). <IMAGE>
Patent DE-3102062-A1 (DE)
Title: Screw-in stopper
IPC: F16B1/00
Filed: 1981-01-23
Abstract: The invention relates to a screw-in stopper for use on metallic doors, flaps or wall parts which are earthed for safety reasons, preferably of switching cabinets or switchboards, having a housing (which can be inserted into a retaining opening) for accommodating the operating element which can rotate. In order to create a conductive connection between the screw-in stopper and the metallic part which is provided with the protective coating, with only slight and controlled destruction of the protective coating, at least one contact strip is arranged on the outside of the housing. Said contact strip can be constructed in the form of a wedge which is parallel to the longitudinal centre axis of the housing and has a radial thickness which increases in the insertion direction. <IMAGE>
Patent DE-3102685-A1 (DE)
Title: Particularly supplementary headlight for motor vehicles
Inventor: DAUMUELLER HANS
IPC: B60Q1/18
Filed: 1981-01-28
Abstract: The rear of the housing (10) of a supplementary headlight is partially constructed as a universal ball joint (11) in which a head screw (17) can be inserted at several points (18, 28, 29, 30). A base (12) which can be attached to the vehicle body (14) has a ball socket (19) which interacts with the universal ball joint (11) and has a quadratic opening (20). The head screw (17) can thus be fixed in each case at one of several points both in the universal ball joint (11) and in the ball socket (19). <IMAGE>
Patent DE-3103076-A1 (DE)
Title: Hand-propelled, wheeled device for receiving gardening implements which have been assembled by plugging in
Inventor: PETERSEN HERBERT
IPC: A01B73/00
Filed: 1981-01-30
Abstract: The mobile device for receiving gardening implements which have been assembled by plugging in and are intended for working the ground comprises an upright guide column, having a plurality of implement holders arranged at different heights, a front depositing receptacle, which is provided at the lower end of the guide column and is intended for the shafts of the implements, a ground support, which is arranged on the receptacle and is intended for supporting the device in an upright position, a shaft-securing means, which is in alignment with the depositing receptacle and is located on the upper region of the guide column, and a handle located at the free upper end of the guide column.
Patent DE-3107382-A1 (DE)
Title: Multicylinder spark ignition reciprocating piston internal combustion engine
Inventor: KRUEGER HERMANN DR ING
IPC: F01L1/053
Filed: 1981-02-27
Abstract: The invention relates to a multicylinder spark ignition reciprocating piston internal combustion engine with a piston, assigned to each cylinder and enclosing a working chamber of variable volume opposite the cylinder head, and with a control piston varying the compression ratio as a function of the load of the internal combustion engine, which control piston is displaceably held in a cylindrical secondary chamber, arranged in the cylinder head and connected to the working chamber, and can be acted upon by a mechanical actuator drive for its adjustment. In order to reduce the actuating forces required for adjustment of the control piston, especially for adjustment tending to reduce the size of the secondary chamber, it is proposed that a spring energy store be connected in the mechanical actuator in such a way that any adjustment of the control piston, at least one tending to reduce the size of the secondary chamber, occurs only in phases of low working pressure in the secondary chamber connected to the working chamber.
Patent DE-3108081-A1 (DE)
Title: Method for processing printed matter, which is composed of a plurality of parts, so that it is ready for placing in envelopes
Inventor: MILANOWSKI GERD H
IPC: B41L1/08
Filed: 1981-03-04
Abstract: Printed matter, which is composed of a plurality of parts and is integrally printed on a continuous web of EDP-like paper, is processed to make it ready for placing in envelopes. To this end, the printed paper is first fed to a first processing station in a cyclical manner by means of its lateral perforations. In the said station, the perforated edges are continuously cut away and the sheets are separated by means of cyclically synchronised transverse cuts. Then each individual sheet is immediately guided by means of at least two further processing stations having directions of passage which are at right angles to one another. In at least one of these stations, the sheet is folded along one or two lines which are transverse to the direction of passage and the folded sheet is continuously cut apart in at least one further station of this type. The folds are carried out in such a way and the paper is cut apart along the lines of fold in such a way that one set of printed matter is finally discharged which is respectively composed of a plurality of folded and/or unfolded sheet parts and is of such a size that it is ready to be placed in envelopes.
Patent DE-3113907-A1 (DE)
Title: Rotary drum
Inventor: HAGEMUSS PETER
IPC: C13B40/00
Filed: 1981-04-07
Abstract: A rotary drum is subdivided into two separate zones, in which a bulk material is subjected to two successive separate treatments with gaseous media. The treatment in the second stage is carried out in countercurrent. A member (18, 19) is provided for transferring the material from the first into the second treatment zone. In order to prevent the treatment medium, as it exits from the second stage, from entraining the fine fraction of the material entering the second stage, the member (18, 19) is adjoined by a cylinder (20) which bridges the outlet orifices (12) for the treatment gas. <IMAGE>
Patent DE-3114341-A1 (DE)
Inventor: HENNE ANDREAS DIPL CHEM DR
IPC: C08F2/50
Filed: 1981-04-09
Abstract: Acylphosphine compounds of the formula I   <IMAGE>   where X is oxygen, sulfur or an electron pair, R1 is R4 or OR4, R2 is -OM, where M is a monovalent cation, R3 is aryl which is substituted at least at the two positions ortho to the carbonyl group, and R4 is hydrogen, alkyl or aryl, are very effective photoinitiators for photopolymerizable materials, such as coating compositions, finishes, printing inks, unsaturated polyesters, recording media and preferably aqueous polymer dispersions or solutions.
Patent DE-3115806-A1 (DE)
Title: Apparatus for the vibratory machining of products
Inventor: KOVSIK ANATOLY VASILEVIC
IPC: B24B31/06
Filed: 1981-04-18
Abstract: The apparatus for the vibratory machining of the surface of parts, preferably with the additional use of an abrasive machining agent, contains a housing (1) which bears on flexible supports (2) and is rigidly connected to a vibration producer. The housing (1) has a conveying device for conveying the parts "a", to be machined, within the housing (1). The conveying device carries insulating means for preventing the parts "a" colliding during their interaction with the machining agent "b". According to the invention, the housing (1) is designed as a horizontally arranged hollow cylinder having an opening for feeding the parts to be machined, while the conveying device is configured in the form of a drum (9) which is located inside the housing (1), coaxially therewith, can be subjected to common vibrations and can carry out a rotation relative to the housing (1). The insulating means are configured as a plurality of cells (12) which are arranged on the circumference line of the drum and have bores (13) leading out to the outer surface of the drum (9). <IMAGE>