baber/WOPTO huggingface dataset:
Patent DE-2611507-A1 (DE)
Title: Contactless switch with magnetic field sensitive resistors - is inserted into magnetic biasing circuit whose field passes through in opposite directions
Inventor: BORCKE ULRICH V
IPC: H03K17/97
Filed: 1976-03-18
Abstract: The magnetic field sensitive resistors are connected in a bridge balanced for their resistances determined by the biasing magnetic flux. The switch has a control magnet system in the form of a claw wheel rotatable w.r.t. the resistors. Their relative positioning in such that the resistors are in the active range of the claw wheel. The magnetic field sensitivity resistors (1, 2) have surfaces through which the biasing magnetic flux passes and these are inclined to the claw wheel plane. The angle of inclination of the claw wheel to the resistor is in the region of 20 deg.
Patent DE-2636849-A1 (DE)
Title: Telephone handset and dial - has built in loudspeaker with amplifier circuit on board beneath dial
Inventor: PAULUKAT FRANK DIPL ING
IPC: H04M1/62
Filed: 1976-08-16
Abstract: The telephone has a built-in loudspeaker and amplifier for listening at a distance. The loudspeaker (9) is located at one end of a sound channel (13) leading to the front of the unit. The housing's cover (12) has sound slots (11) opening at the end of the sound channel. The amplifying circuitry is located on a circuit board (14) behind the dial (3). A volume control (17) and an on/off switch (15) are provided below the dial.
Patent DE-2640437-A1 (DE)
Title: Roll film camera for different film sizes - has interchangeable backs carrying film spools and counter mechanisms
Inventor: SCHRADER GOETZ
IPC: G03C3/00
Filed: 1976-09-08
Abstract: The rear cover for a camera which can be used with roll films of various types, providing for the use of films with difficult film thickness guide channels, and different frame counting rates. A separate interchangeable back is provided for each specific type of roll film. Each film back has on its inner side a pair of film spool holders (2, 3) with a winder engagement slot (7), together with a spring-loaded pressure plate (9). It may also carry a control cam to assure the proper engagement wiht the counter mechanism and display.
Patent DE-2640745-A1 (DE)
Title: Centrifuge electric motor and brake - has brake resistor across armature with transistor connection to field coil circuit
Inventor: KUHNERT ROLAND
IPC: B04B9/02
Filed: 1976-09-10
Abstract: The design offers a braking circuit for centrifuges with constant braking force at high- or low speeds of the motor. The centrifuge is driven by a DC motor with field coil (2) and armature (4) both of which can be connected to relay contacts (1a, 1b) and (1c, 1d) to form a braking circuit. Parallel to the armature (4) brake resistor (5) is the base emitter section of transistor (6). The field coil (6) is connected via the emitter collector section of the transistor (6) with the DC source.
Patent DE-2640909-A1 (DE)
Title: Passive light amplification in electro-optic display - uses filter plate located behind fluorescent plate for ambient light amplification (SW 27.6.77)
Inventor: BAUR GUENTER DIPL PHYS DR
IPC: G02F1/01
Filed: 1976-09-10
Abstract: Fluorescent plates are included in an electro-optical display element to increase the degree of passive light amplification. The electro-optical display has a number of seven segment elements within a main plate. Polarisers are located on either side of the plate. Behind the plate is located a fluorescent plate with mirrored side walls and apertures corresponding to the display elements. Amplification of the ambient lighting is achieved by uses of a filter plate located behind the fluorescent plate. An alternative is provided by using a coloured foil as a filter.
Patent DE-2641808-A1 (DE)
Title: Hydraulic vane type shock absorber - has relief valves in vanes to absorb high velocity induced peak loads
Inventor: ZENZ WILHELM
IPC: B60G15/06
Filed: 1976-09-17
Abstract: A hydraulic radial vane shock absorber for heavy crawler vehicles has a built-in relief of high peak loads, produced by high drive sprocket velocities, which otherwise lead to a severe temp. rise of the shock absorber. The rotor (3) is joined to a torsion rod which is supported on a rocket of the unsprung mass of the crawler chassis. The stator (4) is connected to its sprung mass. The damping action is effected by the movement of the rotor vanes (11a, 11b) in the working chambers (7, 8) bounded by the stator vanes (6a, 6b, 6c). Relief valves (18) in the vanes are set to a higher pressure and connect the pressurized chambers with the unpressurized one, and with the relief chamber (9). The relief chamber is also in communication with colling pockets (15).
Patent DE-2648164-A1 (DE)
Title: Solar energy collector uses plastic water pipes - to save cost and to allow water to be used without antifreeze
Inventor: MOSER PAUL
IPC: F24S10/70
Filed: 1976-10-25
Abstract: Heat collector's spiralling water pipe is made of plastic and its transparent cover of polyester reinforced with glass fibre. The water pipe is pref. blackened, and the plastic used is pref. polypropylene, polybutene, a polycarbonate or an elastomer. The collector's housing is pref. of wood, lined with Al foil and with a profiled Al strip to protect the outside edges and to hold the transparent cover in place.
Patent DE-2651671-A1 (DE)
Title: Rotating disc transporter for bottles, phials, etc. - has rotating cover placed above it, to prevent them falling over
IPC: B65G47/68
Filed: 1976-11-12
Abstract: The rotating disc is a buffer store between two processing stations in a bottle or similar packing or labelling machine. It is to be given a cover which will rotate with it and stand high enough above it to admit the bottles, but low enough to keep them from falling over. The cover, whole height may be adjustable, is pref. made of a transparent material, partic. acrylic glass, so that, at any given moment, the number of bottles in the buffer store can be easily seen.
Patent DE-2706292-A1 (DE)
Title: Seal for stoneware pipe socket connection - has roll ring collar held by clamping ring in socket bore
IPC: F16L49/02
Filed: 1977-02-15
Abstract: The seal is used for socket connection of pipes, esp. for stoneware pipes. The seal is placed into the socket of one of the tubes before the two pipes are pulled together. The sealing ring has a rolling part of elastic material and a collar. The roll ring collar (2) is held by a clamping ring (3) against the socket inner wall (10). The rolling ring is held in the preparation position with its radial outside face directly or with very small radial clearance in front of the inner walll of the clamping ring. The sealing ring is situated within the socket bore.
Patent DE-2707733-A1 (DE)
Title: Thermally energised pneumatic energy store - has metal hydride filling releasing hydrogen on heating in tightly sealed housing
Inventor: BUCHNER HELMUT DR
IPC: F24S10/70
Filed: 1977-02-23
Abstract: The thermally energised pneumatic energy store has housing accommodating the working medium. The housing has pipe connections for the working medium and is gas tight and pressure resistant. The housing is sealed against hydrogen diffusion and is filled with metal hydride (4). The working medium is thermally released hydrogen. The metal hydride is in thermally conductive contact with the housing (3). The metal hydride is porous and the housing is filled completely with this material which may be of sintered aluminium or copper hydride granules.
Patent DE-2708884-A1 (DE)
Title: Electronic max. unit transfer triggering arrangement - eliminates multiple transfers using trigger blocking for defined period after transfer
Inventor: SEIBT ARTUR DR ING
IPC: G01R11/64
Filed: 1977-02-25
Abstract: A method is used for effecting transfers in electronic max. units in which monthly maxima are manually transferred into an accumulator. It is designed to prevent multiple transfers in the event of intentional or unintentional multiple manual operations of the triggering mechanism. After each successful triggering operation the max. unit trigger input is blocked for a defined period, e.g. the duration of a measurement period. If the unit has an electronic display transfer triggering is only successful if the display is switched off.
Patent DE-2711796-A1 (DE)
Title: Electronic games calculator with decimal input keyboard - enables scores of several players to be simultaneously displayed
Inventor: KNIRSCH ROLF
IPC: G06F15/02
Filed: 1977-03-18
Abstract: An electronic calculator with decimal input keys and several stores is designed for game applications and to enable simultaneous display of several players scores. Each store is associated with a single indicator network and a visual display mounted in the calculator housing and constitutes a simple summing register. Each register may be connected to the input keyboard by use of an associated control key-placed adjacent to the corresponding display windows. A main indicator associated with a main store and indicator driver displays the individual results collectively.
Patent DE-2713727-A1 (DE)
Title: Skirting board clamp made of metal or plastics - has two flanged limbs to engage with board, and central limb formed as pipe support
Inventor: STEINBEISSER GEORG DIPL ING
IPC: E04F19/04
Filed: 1977-03-28
Abstract: The skirting board holder is made from plastics or metal and is E-shaped with an upper horizontal web (1) terminating in a short upward directed flange (4). A lower horizontal web (9) has a short upward directed flange (1) which is topped by a short horizontal, outward-directed flange (5). The two flanges (4, 5) are designed to fit into correspondingly dimensioned grooves (7, 6) in the inner surfaces of the horizontal upper and vertical limbs of an inverted L-shaped skirting board. The main cross web of the clamp has an elongated slot for adjustably bolting it to a wall and a short centrally-positioned horizontal web (3) for supporting e.g. heating pipes of up to 22mm diameter.
Patent DE-2717609-A1 (DE)
Title: Automatic packing machine using hose netting - has hose puller mechanism determining length dispensed per packing
Inventor: GURTNER ADALBERT
IPC: B65B9/15
Filed: 1977-04-20
Abstract: The automatic packing machine packs quantities of items in hose-type packing material, particularly net. The quantities are delivered by a filler tube into a hose closed at the forward end and pulled onto the tube from a store. The hose is then closed at two points after the quantity and parted off between them. A hose puller mechanism is provided, determining the length of hose dispensed per packing. The storage unit can have a holder sliding along the tube, its stroke determining the dispensed length. The hose can be pulled off a tubular support rearwards in relation to the direction of filling, and then guided forward between support and filler tube.
Patent DE-2718834-A1 (DE)
Title: Travelling excavator frame with support levers - has hydraulically actuated height adjusting lever arms and wheels on levers
Inventor: SCHAEFF HANS
IPC: E02F9/08
Filed: 1977-04-28
Abstract: The travelling excavator has upper part rotating through full circle carrying overhanging arm. The excavator frame has pair of wheels held on levers rotated about horizontal transverse axis. Other end of excavator has support legs for adjusting excavator height. On both sides of middle part of the vehicle frame are arranged parallel levers (35) rotated about vertical axes. These are associated with side members (31) as holders for height adjustable support leg and for a height adjustable wheel arm (14). The distance of the side support from the middle part is adjusted by hydraulic cylinders (38).
Patent DE-2720826-A1 (DE)
Title: Instrument mounting for vehicle dashboards - uses right prism with self adhesive angled faces permitting fine adjustment
Inventor: HOEFERT PAUL
IPC: G01D11/30
Filed: 1977-05-09
Abstract: The universal mounting comprises a base for attaching additional instruments, e.g. a clock to the upper part of a vehicle dashboard (2). The base is formed from a right prism having two parallel surfaces, all other faces being inclined at different angles (6)(8). The mounting block is placed on the dashboard and supports the instrument. The block is manipulated until the optimum angle is found to give the best possible viewing angle for the instrument. The block is then attached to the instrument and the dashboard by an adhesive. The block may carry adhesive pads on fall faces. The chosen faces are prepared by removal of protective foil or film. If the block is constructed from plastic material which provides a certain degree of deformability, by manual pressure on the block this can provide 5 to 15% fine adjustment of the position.
Patent DE-2722619-A1 (DE)
Title: Antenna socket with conductive body - has antenna coaxial cable connectors mounted on or in conductive cover plate
Inventor: MANGHOFER WERNER
IPC: H01R13/646
Filed: 1977-05-18
Abstract: The antenna socket has a conducting body, a conducting cover on the side opposite to the receiver connection, and a terminal and clamping device for the antenna coaxial cable. The connecting and clamping arrangement (11, 26) for the antenna coaxial cable (19, 20) is mounted on or in the cover plate (2). The input side cable screen connector may be mounted on the outer surface of the B. cover opposite the body and the inner conductor connector inside the cover. The outside of the cover may have a channel-like recess for supporting the cable ends and a clamp rotatable about an axis perpendicular to the longitudinal axis of the cable.
Patent DE-2725068-A1 (DE)
Title: Radio receiver with circuit releasing switching process - performs switching by application of recognition signal when amplitude exceeds specified level
Inventor: SCHULZ ALFRED
IPC: H04H20/31
Filed: 1977-06-03
Abstract: The switching is performed on reception of a carrier modulated with a recognition frequency. The circuit has a channel (11-16) in which a first signal is generated, depending on the amplitude of the demodulated recognition signal. It releases the switching process when the recognition signal exceeds a specified amplitude. A second channel (27-32) generates a second signal depending on the amplitude of the zone signal. The first channel (11-16) or the release circuit (20) is controlled by the second signal, so that the release circuit does not respond when the amplitude of the zone signals falls below a specifiable level.
Patent DE-2735970-A1 (DE)
Title: Drying room air circulation system - has air forced down vertical tube to operate pneumatic motors driving fans
Inventor: WAGNER MAX
IPC: F26B21/02
Filed: 1977-08-10
Abstract: The air circulation system for a drying room is arranged to avoid overheating of conventional drive motors for the fans (4). Each fan is driven by a pneumatic motor (3) mounted on a vertical tube (2) from floor (7) to ceiling (8) through which air is blown. The source of compressed air is above the ceiling. The vertical tube is mounted between bearings (5, 6) so that it can rotate slowly, the rotation being caused by mounting the axis of each fan and motor eccentrically to the vertical axis of the tube (2). A brake (13) can be fitted to prevent the tube from rotating if necessary. An injector (12) for introducing a lubricant into the air flow can be fitted to the air supply tube (9).
Patent DE-2737439-A1 (DE)
Title: Rubberised fabric edge removal - uses two drums with edge passing between them to tear edges free
Inventor: TORNAU FRED
IPC: D06H7/20
Filed: 1977-08-19
Abstract: The process to tear strips from one or both sides of a woven fabric, partic, a rubberised material for vehicle tyre applications, uses two drums with the fabric edge(s) passed between them. The drums are driven so that their speeds match the speed of moving fabric. The process allows the side strips to be torn free, leaving the longitudinal yarns firmly embedded in the rubber material, and without damaging the usable fabric, while the removing the side waste automatically and simply.
Patent DE-2738783-A1 (DE)
Title: Firearm for spinning projectile - has spiral ribs or grooves formed electrolytically in smooth-walled barrel
Inventor: BRUGGER ROBERT
IPC: F41A21/18
Filed: 1977-08-27
Abstract: The firearm is designed to impart spin to the projectile to stabilise it in flight. It is mfd. with a smooth-walled barrel(1) and one or more spiral ribs(2, 3, 5) are then formed in the barrel by electrolytic deposition and/or there can be a spiral groove formed by electrolytic erosion. Deposition of the ribs can be performed by galvanic action on the smooth barrel wall. The ribs and/or grooves can be covered by a continuous protective coating as a supplementary measure, and the ribs and coating can be formed simultaneously.
Patent DE-2750661-A1 (DE)
Title: 3,4,6-tri:chloro-phthalimide prodn. - from tetra:chloro-cyclohexadiene-di:carboxylate, useful intermediate for pesticides, pharmaceuticals, dyes etc.
Inventor: NOHE HEINZ DIPL CHEM DR
IPC: C07D209/48
Filed: 1977-11-12
Abstract: Prodn. of 3,4,6-trichlorophthalimide (I) comprises treatment of 3,4,5,6-tetrachlorocyclohexadiene-1,2-dicarboxylic acid ester (II) with a base at up to 200 degrees C to give a 3,4,6-trichlorophthalate ester (III). This is then reacted at 100-200 degrees C with cpds. which release NH3 under the reaction conditions. (II) is esp. the dimethyl ester. (I) is an intermediate for pesticides, fungicides, pharmaceuticals, dyes and plastics processing auxiliaries. Provides simple method giving high yields without prodn. of byprods. or isomers.
Patent DE-2752667-A1 (DE)
Title: Gripper loom with feeder and receiver needles - has receiver needle provided with U=shaped tip whose web faces the woven fabric for optimal positioning of weft
IPC: D03D47/18
Filed: 1977-11-25
Abstract: Gripper loom is provided with a pair of gripper bars having respectively a feeding needle and a receiving needle for feeding the weft yarns through the shed of the loom, whereby the feeder needle has the closed end of its tip facing the woven web whilst the open end faces away from the web. Accurate positioning of the weft yarn is possible even with inadvertent interference by warp yarns. Known machines can have their speed increased by inversion of feeder needles.
Patent DE-2754374-A1 (DE)
Title: Screen for screening or sifting machine - has interlocking tongue edge panels which can be replaced in sections when worn
Inventor: KUEPER WALTER DIPL KFM
IPC: B07B1/46
Filed: 1977-12-07
Abstract: The screen of a screening or sifting machine is made up from a number of panels attached to tension bands (1). The tension bands are made of plastic with internal reinforcing strips (2) and have two rows of staggered knobs (3). The screening panels have their edges formed in a series of tongues (8) with a recess (10) that fits over the knob (3) of the tension band with a snap action. The tongues (8) of adjoining strips fit between one another like a slide fastener. This design of screen enables any worn panel to be easily replaced.
Patent DE-2756338-A1 (DE)
Title: 2,2,6,6-Tetra:methyl-piperidine cpds. - useful light stabilisers for plastics materials
Inventor: RITTER HELMUT DR
IPC: C08K5/3435
Filed: 1977-12-17
Abstract: cpds. of formula (I) are claimed in which R1 is H or CH3; R2 and R4 (same of different) are H or straight or branched 1-6 C alkyl gps.; R3 is a bi-functional aliphatic or aromatic component comprising 0.22C linear, branched or ring-contg. alkylene or arylene gp. which is opt. interrupted by ether oxygen, thioether, ester or carboxylic acid amide gps.; R5 is H or an acyl gp. of an (un)satd. linear or branched 2-18C, carboxylic acid or an acetoacetic acid, a residue of formula R6-N-CO in which R is phenyl or a 1-8C alkyl gp.; A is H or a gp. (II); B is a gp. (III) or (IV); and n is a whole number 0-50.
Patent DE-2757491-A1 (DE)
Title: luminous matrix screen for X=ray image intensifiers - is produced by using fibre-optic plate whose light guide sleeves are etched on side to be coated with phosphor
Inventor: RITTER MANFRED DR RER NAT
IPC: H01J29/38
Filed: 1977-12-22
Abstract: The production process ensures application of photocathodes without damaging the phosphor layer of the X-ray image intensifier. The screen contains a number of adjacent phosphor column (21) on a fibre-optic plate (7), the longitudinal directions of the phosphor columns and the fibre-optics (19) to be identical. The sleeves (20) between the fibre-optics on the surface of the fibre-optic plate, which has to be coated with the phosphor columns, is etched away, the phosphor being then vapour deposited onto the ends of the fibre-optics. The sleeves between the fibre-optics is etched away to a depth of several microns, preferably 5 microns. Prior to dipping the plate into an etching solution, or prior to exposition of an etching atmosphere the unconcerned parts of the surface are coated with an etching-resistant film.
Patent DE-2803022-A1 (DE)
Title: Proofing hollows in the soil e.g. boreholes against water penetration - by packing at least their mouths with liquid or slurry forming hard polyurethane foam
Inventor: VOSS ADOLF DIPL ING
IPC: E02D31/02
Filed: 1978-01-25
Abstract: Cavities in the ground are sealed against water by packing them completely or at least any entrance(s), from that side from which the water is expected to penetrate, with hard polyurethane foam. In practice, a relatively thin or a more viscous, hard-foam-foaming mass is allowed to flow freely into the entrance of the cavity which may be a borehole. Alternatively, a liq. or pasty mass is filled into a bag which is then introduced into the cavity or its mouth, from the water-side.
Patent DE-2803210-A1 (DE)
Title: Soil tank - with GRP double walls with foam infill protected by outer pressure-resistant cover in two halves
Inventor: HERTL GUENTHER
IPC: B65D88/76
Filed: 1978-01-25
Abstract: Soil tak, partic. for dangerous contaminating liqs., has >=1 inner lining, a concrete exterior, an intermediate layer porour to liqs., and a hole for entry. The outer plastic surface is surrounded by >=1 protective covering of >=2 pressure-resistant components, with a space left between the exterior and the protective covering. There is minimal excavation or gravel used, and max. protection of inner and outer walls.
Patent DE-2803707-A1 (DE)
Title: Magnetic system for earpiece of telephone handset - provides annular air gap by cylindrical magnet held by inner ring integral with outer plastics holder
Inventor: MUELLER WERNER
IPC: H01F7/02
Filed: 1978-01-28
Abstract: The magnetic system provides the main part of the earpiece of a telephone handset. It has a cylindrical magnet mounted at its bottom part in a ring in a surrounding cup of a ferromagnetic material. It is provided with a disc or plate shaped plastics holder projecting radially outward. The cup (4) has radial holes (6) in the magnet (2) fastening area, through which the inner holding ring (3) is joined to the outer plastics holder (5).
Patent DE-2813409-A1 (DE)
Title: Statically loadable building block for solar heating - has sealed air-filled gap between block and translucent cover
Inventor: FINK FERDINAND DIPL ING DR MON
IPC: F24J2/34
Filed: 1978-03-29
Abstract: The unit for solar energy collection and heating is built into walls as an ordinary building block, while collecting, storing and then emitting warmth to heat the building. It comprises a block (1) of normal building material, together with a translucent covering (2), of glass or plastic. A gap (3) is formed between block and covering, closed on all sides and filled with air. When the block serves as collector, the covering-in on the outside, facing the sun. The passive collector provides effective heating without disturbing traditional masonry structures.