baber/WOPTO huggingface dataset:
Patent DE-2502976-A1 (DE)
Title: Device for prevention of theft of skis - has U-shaped arms with cylinder type lock to fasten rod arm ends together
Inventor: LAPACZ HANS-JOACHIM DIPL KFM
IPC: A63C11/00
Filed: 1975-01-23
Abstract: A theft prevention device for skis is of U shaped construction and manufactured from metal. The separation of the component arms is between a minimum of 55 mm and a maximum of 70 mm. the component arms are of round section and have a diameter of some 5-10 mm typically they are 150 mm in length. A cylinder lock is fixed to one arm end of a flap or rotational type. The other end of the arm has an aperture and is pushed into the lock in order to complete the locking operation. As an alternative to a metal construction a fracture resistant non flexible plastics member can be employed.
Patent DE-2503677-A1 (DE)
Title: Interchangeable cutting blade fixture - has inclined section over which blade stop fillet engages
Inventor: HILTEBRAND HEINRICH
IPC: B23D61/06
Filed: 1975-01-30
Abstract: Swarf removing tool, particularly a knife head or saw disc, with blades exchangeably fitted by means of a clamping device in a basic body, where the clamping devices are formed by a clamping body and a flat clamping surface of the basic body. The one side edge of the clamping surface has at least one inclined section, and each blade has a rear side locating against the clamping section, and each blade has a rear engaging over the incline. The clamping surfaces are directed in an inclined manner in relation to the axis of the basic body, and the inclined parts are provided in the area of the sharp-angled side surface of the clamping surface. On each clamping surface, a non-inclined section of the side edge is arranged radially byond an inclined section.
Patent DE-2507839-A1 (DE)
Title: Speed control for machine tool feed drive - has through-put regulation valve to control feed speed with measuring shutter
Inventor: HESS PAUL
IPC: F21V19/00
Filed: 1975-02-24
Abstract: The speed control device for the hydraulic feed drive of machine tools has a through-part regulation valve which controls the feed speed and which has a measuring shutter as setting component and a regulating piston as pressure balance. The measuring shutter is in the form of a drop-shaped flow orifice (4) with an extremely close rocker arm (7) with an arcuate control edge. The rocker arm (7) can be moved transversely to the flow orifice in the manner of a flat slide. Specifically, the drop-shaped flow orifice (4) is arranged in a fixed measuring shutter section (3) which has a straight line guide device which engages with a corresponding guide on the rocker arm (7).
Patent DE-2508718-A1 (DE)
Title: Instant-soluble fruit juice solids prepn - by pre-concentrating fruit juice with beer wort and vacuum-drying
Inventor: HARTMEIER WINFRIED DR
IPC: A23L2/52
Filed: 1975-02-28
Abstract: Instant-soluble fruit juice-based dry solids (A) are prepd. by pre-concentrating fruit-juice together with beer wort to >=55 (>=65)% dry solids content and vacuum-drying, is used in food-industry e.g. as basic ingredients or additives for drinks or food, but esp. for ready-to-use foods, e.g. dry soup- and sauces, pudding- and cold dessert powders. The additional protein- and protein decompsn. prod.-contg. beer wort helps to achieve a stable foam structure in vacuum drying. Beer wort also introduces vitamins of B-complex and essential amino-acids, thus improving nutritional value of solids. Malt components of beer wort impart a pleasant, "rounded-off" taste.
Patent DE-2514861-A1 (DE)
Title: Delayed electronic switching device - operates switching relay under control of RC circuit and unijunction transistor system
Inventor: STROMBERG BERNHARD
IPC: H03K17/292
Filed: 1975-04-04
Abstract: The transistor is programmable, and the relay holds itself in its operated state so long as a direct voltage is applied to the input terminals (1, 2). The unijunction transistor (UJT) has its gate (G) connected to the negative terminal of a capacitor (C), whose positive terminal is connected to the positive pole of the input direct voltage supply (1), and to a variable resistor (R3). The anode (A) of the transistor is connected to the tapping (4) of a voltage divider which consists of two fixed resistors, (R1, R2). Delayed switching is obtained using simple means.
Patent DE-2522909-A1 (DE)
Title: Timing information signals recovery circuit - is from bi-phase coded signal and includes four differentiation units
Inventor: HEYD JOCHEN DIPL ING
IPC: H04L7/02
Filed: 1975-05-23
Abstract: The recovery circuit comprises a first, monostable flipflop (2) with a direct and inverting output. The biphase coded signal is applied to its input. A second similar flipflop (3) is provided, to whose input an inverted bi-phase coded signal is applied. Four differentiating circuits (5, 6, 8, 9, 11, 12, 14, 15) and an OR gate (17) with 4 inputs are provided. The OR gate (17) each input is connected through one of the differentiating circuits to the outputs of the two flipflops (2, 3), and its output to the input of a pulse counter (18) whose output delivers the timing information signals.
Patent DE-2525393-A1 (DE)
Title: Protective switch for voltage sensitive appliances - has differential amplifier with two transistors as sensor for improper voltages
Inventor: REICH JOACHIM
IPC: H02H11/00
Filed: 1975-06-06
Abstract: The switch affords protection against application of wrong voltage. Its sensor for under- or over-voltage is in the form of a different amplifier wit two transistors. One transistor base is connected to a constant voltage, while the other transistor base is connected to a reference voltage varying in dependence on the voltage source to be disconnected. The difference from the constant voltage over a preset value changes over the differential amplifier. The change-over energises a control circuit which interrupts a relay incorporated in the protected appliance circuit.
Patent DE-2531092-A1 (DE)
Title: Control system for thermal printing head - has heating elements arranged in line and column matrix and controlled for selected time intervals
Inventor: BERGVALL BENGT ALLAN
IPC: B41J2/355
Filed: 1975-07-11
Abstract: The switching time required to heat up certain heating elements for particular lines and columns is divided into intervals between which other lines and columns are controlled. During the interval the heating elements are controlled with higher input power than in the case of uninterrupted heating for rapid warm up. The heating elements of comprise standard resistors or transistors. The use of this intermittent heating means that greater energy can be supplied over a short time thereby awaiting the possibility of damage to the heating elements or the reduction in printing quality associated with the longer heating times of other processes.
Patent DE-2534924-A1 (DE)
Title: Illumination system control installation - uses memory system to aid control of direction and intensity of light projectors
Inventor: TOME KONRAD ING GRAD
IPC: H05B37/02
Filed: 1975-08-05
Abstract: The control installation for an illumination system, regulates leveral projectors in intensity, direction, and by the interposition of coloured filters and shutters in the projector beams. Transmitters are used to change the intensity settings, and mechanical parameters such as shutter state and direction in accordance with values in a store, as instructed by the control unit. This has a timer for the programmed regulation of the control, and a switching system for reading the memory. The control has two sections which operate sequentially to control mechanical parameters and the intensity of the projectors.
Patent DE-2537695-A1 (DE)
Title: Heating system for rooms with prefab cavity floors - maintaining length and cross-section of channels with access to one end
IPC: F24D3/14
Filed: 1975-08-23
Abstract: Heating system for rooms with prefabricated floors, with cavity floor blocks in the gaps between every two joists having cavities in the form of channels parallel to the joists comprises heating elements in the form of electrical heating resistors or pipe systems for a heat carrier medium, arranged in the channels (22) formed by the cavities (21) in the hollow floor blocks (2). Near the ends of the channels are apertures (31) leading to the floor surface, with the apertures at one end leading into a collecting channel (42) which extends perpendicularly to the channels and which acts as an air inlet. The collecting channel is provided with a fan which is controlled according to set room temp. Mechanical or electrical means may be provided for partially shutting off the heating resistors, e.g. in every other channel.
Patent DE-2538113-A1 (DE)
Title: Extrusion of bubble-free adhesive cartridges from polyester resin - by extruding against an adjustable resistance using an elastic plug in the mould channel
Inventor: HORN WILHELM
IPC: B29C45/03
Filed: 1975-08-27
Abstract: The adhesive, opt contg. granular components which is filled against a movable resistance. Advantageously the mixed material is treated before injection and cooled during the introduction in the mould channel. Bubble-free rods of length equal to a multiple of the dia meter are cooled in the mold for a pre-determined time and then removed and subdivided into cartridge type length for use in an adhesive gun. Methods avoids the difficulties and riks of accident, which arise in directly extruded cartridge contg. occluded gas bubbles.
Patent DE-2538904-A1 (DE)
Title: Sweetener tablet dispenser with manually operated plunger - has rectangular section funnel tapering downward to width exceeding twice tablet dia.
Inventor: GALLINA FERENC ING GRAD
IPC: B65D83/04
Filed: 1975-09-02
Abstract: The dispenser is intended for sweetener tables and is of the type comprising a container (1) with cover (1a) and a spring-loaded (9) slide (6). The container has a funnel portion (2) which leads to a rectangular section collector (4) whose inner-cross-section has a width slightly greater than the height of one tablet. This tapers down towards a portion with parallel walls (5) whose width is slightly greater than twice the dia. The slide (6) may form the bottom of the collector portion and be provided with an opening (8) which is greater than the height and longer than the dia. of a tablet.
Patent DE-2543602-A1 (DE)
Inventor: PUERSCH GUSTL
IPC: E05F1/00
Filed: 1975-09-30
Abstract: The ventilation window is provided with a pivotable or foldable window wing (1) and with a window frame (3) and is designed so that it is not open for an undesirably long time when its closing is forgotten after the desired ventilation time. For this purpose, there is provided between the window wing (1) and the window frame (3) a closing device (5) having a tension member (7) which, after a desired ventilation time, moves the window wing (1) automatically into the closing position. The ventilation time is regulated by a time-control device (9) acting on a drive device (8) for the tension member (7). The ventilation window is provided, particularly, for toilets, bathrooms and other rooms to be ventilated regularly. <IMAGE>
Patent DE-2544527-A1 (DE)
Title: Halogen lamp low voltage light fitting - has tubular housing holding transformer and end reflector dish
Inventor: DRAUDE GUENTER
IPC: F21V23/02
Filed: 1975-10-04
Abstract: The low voltage halogen incandescent filament lamp has a reflector held in a housing. This housing has a transformer connected to the mains supply, and the whole arrangement is readily fastened to a support. The tubular housing (11) accommodates the reflector dish (28) with its central lamp (27) and internal transformer (22). The transformer consist of two component transformers or of a single multi arm transformer. The windings (24) of this transformer are distributed on at least two arms of the transformer core. Alternatively the transformer can be an enclosed unit. The reflector (28) for the lamp (27) closes one end of the housing (11). The transformer supports the lamp socket (26).
Patent DE-2551085-A1 (DE)
Title: Bearing for swing bridge - has elastic ring to stop extrusion of low friction surface
IPC: E01D19/04
Filed: 1975-11-14
Abstract: The swing bridge is mounted on the plate (1) which rests on a layer of PTFE supported on thick disc of an elastically deformable material (3) which is enclosed within the ring (6). The loads imposed on the bridge may result in uneven loading of the PTFE which may then be extruded through the bearing clearance (5). To prevent this, a ring (4) of material having a low modulus of elasticity is embedded in the upper surface of the disc (3). The inside diameter of this ring (4) fits closely around the PTFE (2) and the outside diameter has a radial extension of semi-circular cross-section (11) which fits in a groove (12) in the outer ring (6).
Patent DE-2559687-A1 (DE)
Title: Hydraulic mud conveyor system - has pressure increasing stations supplied with mud and water from filters
Inventor: KOCSANYI LASZLO DIPL ING
IPC: B65G53/30
Filed: 1975-09-16
Abstract: The hydraulic mud conveyor system has one or more filters and two or more stations increasing the pressure by the use of flushing water. Each staion (17, 20) has a filter unit (15, 19) and the low-pressure mud inlet of the station is connected to the filter mud outlet, while the flushing water pipe is connected to the filter clean water pipe. A buffer tank (21) can be connected between the clean water and the flushing water pipes. The filter can have a housing guiding the mud and containing filter elements whose insides are connected to the clear water outlet pipes. The cross-section of the elements decreases steadily towards the housing outlet, as does that of the passage for the mud.
Patent DE-2616939-A1 (DE)
Title: Soluble collagen prodn. for use in cosmetics - from placental extraction residues
IPC: C08H1/06
Filed: 1976-04-17
Abstract: Placental extraction residues constitute a readily available starting material which is relatively free of impurities and is normally discarded as useless. The soluble collagen is pref. obtd. by washing the placental residue with a dil. buffered NaCl soln. at 0-3 degrees C and then extracted with a more conc. neutral salt (esp. NaCl) soln. for 206 days. The extract is then treated with NaCl to salt out the collagen. The residue remaining after extraction can be further extracted with citrate buffer at 0-3 degrees C for 1-4 days to isolate acid-soluble collagen, which is salted out as above. The collagen product is pref. dissolved in a buffer soln. with a pH of 7 (esp. a placental extract) contg. a preservative, to produce a storage stable skin-care product.
Patent DE-2627509-A1 (DE)
Title: Forward drive for wheeled toys - in which wheels are periodically displaced to produce additional forward drive
Inventor: HELLWEG GUENTER DIPL ING
IPC: A63H11/12
Filed: 1976-06-18
Abstract: For a forward movement of the toy, the wheels are not directly driven by a torque on a running surface, but are periodically displaced to a maximum value relative to the toy in a direction at right angles to the direction of advance. The wheels are periodically simultaneously turned to a maximum value B about an axis at right angles to the direction of advance. The maximum values A + B are staggered by a phase angle.
Patent DE-2637875-A1 (DE)
Title: Powder dusting device for printed sheets - is adjusted to deliver powder according to printing press via sensor and control mechanism
Inventor: PLATSCH HANS GEORG DIPL ING
IPC: B05C19/06
Filed: 1976-08-23
Abstract: Appts. for applying a powder for dusting of freshly printed sheets has a sensor (1) for the speed of the print machine (2) and a control mechanism (3) which regulates a dosing device (9) for the powder in accordance with the speed of the machine. The dosing device has a manually operable control (6) for setting the base level of the dosing curve. The sensor output may act on a valve (9) for regulating the supply of compressed air used for blowing the powder on to the sheets. Alternatively, the sensor may regulate the speed of an electric motor controlling the powder delivery.
Patent DE-2638154-A1 (DE)
Title: Protective cover for power cables in chain - with plastics sheath surrounding all cables
Inventor: BARTEN ERNST-HEINRICH DR ING
IPC: H02G11/00
Filed: 1976-08-25
Abstract: Protective cover for the power cables in a chain consisting of two chain links and interconnecting webs comprises a sheath of plastic which surrounds all the cables and which is disposed with the cables in the webs. The plastic of the sheat is resistant to mechanical stress and chemicals, and pref. consits of synthetic rubber e.g. chloroprene polymer or nitrile rubber, in which the cables are mebedded, or a thermoplastic elastic polyurethane tube in which the cables are inserted and which is shrunk onto them. The cover does not obstruct the flexibility of the cables and provides reliable protection against mechanical stress and/or chemical corrosion.
Patent DE-2639767-A1 (DE)
Title: Armature which plunges into an electro-magnet coil - has its plastic, friction-reducing covering, made of e.g. PTFE, burned on
Inventor: MIHALICH DIETER
IPC: H01F41/00
Filed: 1976-09-03
Abstract: The armature is to have its plastic coating made as a closed, thin layer of fluorocarbon resin e.g. PTFE, burned on, and covering at least that part of te armature that enters the coil. The armature is pref. recessed to receive the coating, which is pref. applied at 90 degrees C, after which the armature is rotated slowly while the coating is dried at 120 degrees C; finally, the coating is burned on at 360 degrees C. This increases the working life of the electro-magnet.
Patent DE-2644990-A1 (DE)
Title: Composite bridge steel and concrete girder without formwork - has concrete slab upper and steel flange lower chord on double T girder
Inventor: DREYER HANS DIETER
IPC: E01D2/02
Filed: 1976-10-06
Abstract: The girder espec. of span more than 15m. (1) comprises a concrete slab (10) as upper chord, and one or more steel flanges (22) as lower chord, with an interconnecting stem (23) on a double-T steel girder (20). The top flange (21) of the latter is severely reduced compared with the flange forming the lower chord, its dimensions being solely adequate for introduction of the stem forces. The concrete slab is designed as a self-supporting form element between adjoining girders (1, 2, 3) in the bridge. It is pref. wider than the girder's stem height. While weight is kept moderate for transport, it is still possible to dispense with elaborate formwork, and adequate torsion resistance is provided.
Patent DE-2647548-A1 (DE)
Title: Sandwich capacitor - with metal free strips of S=shape in each dielectric plate and trimming by revolving top segment
IPC: H01G4/255
Filed: 1976-10-21
Abstract: Parent patent described a sandwich capacitor having layers of a dielectric interleaved with metal layers which are subdivided by a metal-free strip into two metal layers in the same plane. In this addn., the metal-free strip has an S-shape. The middle sections of the S-shape register in all layers of the sandwich but the top and bottom ends of the S-shape are alternately in opposite directions. A segment of conductive material can be revolved on top of the sandwich during trimming and is fixed when the desired capacitance is reached. This requires no delicate orientation of certain capacitor structures. The new capacitor is simple to mfr. and to trim within very narrow tolerances.
Patent DE-2651491-A1 (DE)
Title: Coal cutting machine cutting drum supports - include cylindrical and taper roller bearings on conical and cylindrical races respectively
Inventor: OBERSTE-BEULMANN KLAUS
IPC: E21C27/02
Filed: 1976-11-11
Abstract: The coat cutting machine with its cutting drum (3) mounted on a swinging arm extending from the machine. The support arrangement for the drum signals includes two set of rollers (21, 22) each sloping at an angle to the central axis of the drum. One set (21) uses taper rollers and the other set (22) uses parallel sided cylindrical rollers, with a triangular outer race (28) between them. Both sets are retainer between interlocking rings (8, 14) the inner ring (14) having an extension forming the piston (13) of a hydraulic device controlling its axial travel inside a sleeve (12) on a segment around it. These rings are mounted on an inner sleeve (16) forming part of a reduction gear for the drive. The inner race is formed by a hollow shaft (27) inside the two interlocking rings.
Patent DE-2707300-A1 (DE)
Title: Vibrating pile driver or extractor - has out-of-balance weight drive motors mounted on flanges of casting with hydraulic clamp and shock absorbing coupling at base
Inventor: SCHMIDT PAUL
IPC: E02D7/18
Filed: 1977-02-19
Abstract: The vibrator, for driving and extracting sheet piles has two hydraulic or electric motors (2) driving out of balance weights (6) the motors being mounted on the flanges (16) of a hollow casting (14). A hydraulic clamp (8) at the base of the casting (14) secures the vibrator to the pile, and a detachable loop (48) with an elastic shock absorbing coupling comprises the suspension attachment. The clearance between the two vibrator motors (2) is at least twice the overall depth of the largest pile section. The dimension, excluding the flanges, of the box-section casting, in the plane of the wall, is smaller than the width of the smallest pile.
Patent DE-2714717-A1 (DE)
Title: Frequency independent instrument transformer - has split magnetic core with polyphase winding in core slots
Inventor: KRZYMINSKI LEON DR ING
IPC: G01R19/22
Filed: 1977-04-01
Abstract: The frequency independent instrument transducer is intended for polyphase circuit. It has a magnetic core of two separate parts (2, 6) with a gap (5) inbetween. In its slots is mounted a polyphase coil whose current is to be measured. The yoke (2) of the core carries a measuring coil (1). Preferably the two-part core consists of core laminations. One core part may be annular and the second part may be provided concentrically in this annular part. Thus the voltage, simulating the value of the current supplied to the polyphase coil, is frequency independent and represents rapidly the current changes.
Patent DE-2721342-A1 (DE)
Title: Drill tubes manipulator - handles drill tubes during coupling and uncoupling operations without crane
Inventor: HURTZ GEORG
IPC: E21B19/15
Filed: 1977-05-12
Abstract: An attachment to store and handle sectional drill rods and tubes during coupling and uncoupling operations in well drilling requires no crane or other lifting tackle and can be readily transfered from one site to another. A manipulator is equipped with two parallel arms, which can be inclined up and down relative to the horizontal plane, and two transfer elements. The arms are directed across a magazine which stands next to the manipulator. The two transfer elements are each fitted with a tube holder and a tube retainer and can be turned from an outside position, where the tube holders face the magazine, to an inside position where the tube holders lie in the 'READY' position. The equipment can store and handle drill rods and tubes and can be easily transferred from one site to another.
Patent DE-2737433-A1 (DE)
Title: Lift car safety braking device - has journalled shaft, drive wheel fixed and movable discs and centrifugal element
Inventor: DAVID PIERRE MARCEL
IPC: F16D59/02
Filed: 1977-08-19
Abstract: A safety braking device for a unit movable along a surface, in partic. for a lift car, comprises a case which may be fixed to the moving unit. In the case there is journalled a shaft carrying at one end, outside the case, a drive wheel in slip-free engagement with the surface fixed discs integral with the case, and interposed between movable discs integral with the shaft. Means for axially urging together the discs comprises a screw thread in engagement with a screw thread integral with the movable disc, toothing and a toothed support member mesh with the toothing and carrying a centrifugal element adapted to engage an abutment which is fixed relative to the case.