baber/WOPTO huggingface dataset:
Patent DE-2756971-A1 (DE)
Title: Process for emptying powder filled barrel - inverts top of lining sack over edge and then clamps it against side
Inventor: THUEMMLER URSUS DIPL CHEM DR
IPC: B65G69/18
Filed: 1977-12-21
Abstract: The system empties a barrel of powdery material, particularly one liable to dust formation and explosion. The barrel is lined with a sack of gastight flexible material in which the material is accommodaed. Before tipping the barrel (1) the top part of the sack (3) is inverted over its edge, and the part of the sack outside is pressed against the barrel to form a seal, typically by fitting a ring around it. Alternatively, a funnel with a concave ring at its larger end can be pressed over the edge of the barrel mouth.
Patent DE-2758585-A1 (DE)
Title: Single sheet per day type calendar - has combination of months and day of week arranged above number for perpetual use
Inventor: HORST CHARLOTTE VON DER
IPC: B42D5/04
Filed: 1977-12-29
Abstract: A calendar is made with thirthy-one sheets of paper, each carrying a number from 1 to 31. In addition each sheet has the names of the months and the days of the week arranged in three columns above the number. As an example, the sheet carrying the number 17 has the day of the week written opposite the name of the month on which the 17th day of that month falls during the year for which the calendar is valid. This type of calendar obviates the need for replacing the sheets carrying the dates and names of months and days.
Patent DE-2804252-A1 (DE)
Title: Ski binding with integrated brake - includes mechanism to swivel brake arm into operating position
Inventor: LANGBAUER JOSEF
IPC: A63C7/10
Filed: 1978-02-01
Abstract: The ski brake includes an adjustment mechanism which swivels the brake arms from a position on the ski's surface into the braking position around an axis transverse to the ski's length axis, and at the same time lifts the arm far enough to swivel past the upper edge of the ski's surface. This ensures that during 'edging' of the ski the running is in no way affected. There is a housing which holds the mechanism of both the binding and the brake.
Patent DE-2809735-A1 (DE)
Title: Tubular heat exchanger - with meandering tube panels supported by tubes vibrated by impacts
Inventor: VORKAUF HEINRICH DR ING
IPC: F28G7/00
Filed: 1978-03-03
Abstract: A heat exchanger is fitted with vertical parallel tubes on its walls and, connected to them, several panels of meandering tubes, extending to half the duct. At the centre, these tubes are connected to vertical support tubes with rectangular bends top and bottom, leading to distributors and headers. A push rod, linked to each top bend, receives periodic impacts to vibrate the support tubes. This is a simple and reliable means of keeping the tube panels free from incrustations which impede the heat transfer and promote corrosion.
Patent DE-2814780-A1 (DE)
Title: Catalytic exhaust gas afterburner of IC engine - has secondary air volume controlled to maintain stoichiometric conditions
Inventor: NAKASE TAKAMICHI
IPC: F01N13/02
Filed: 1978-04-05
Abstract: The exhaust pipe (5) of an internal combustion engine (1) contains a three stage catalytic afterburner (10a, 10b, 10c). The engine drives a fan (21) which delivers secondary air to the afterburner. A valve (40) in the secondary air pipe is operated by a membrane (41) between two chambers (42, 43). Solenoid valves (44, 45) admit air to and release it from these chambers in a timed sequence so that the air valve opens and shuts periodically. This oscillation controls the amount of air admitted to the afterburner. A relief valve (30) in the secondary air pipe is controlled from the engine suction manifold (4). The volume of secondary air is controlled to maintain a nearly stoichiometric mixture of air and gas in the three stages of the afterburner.
Patent DE-2814821-A1 (DE)
Title: Improved access switch console for dashboard - has curved edges under steering wheel for fingertip control
Inventor: KUHN HEINZ
IPC: B60K37/06
Filed: 1978-04-06
Abstract: The dashboard is fitted with a console (6) under the steering wheel (3) with indicator lamps and dials visible through the steering wheel and with control switches on either edge, reached with fingertip control by the hands on the steering wheel. The console edges are sloped to form mounting surfaces for the switches. The dashboard controls and indicators are ergonomically laid out to improve safety. Additional instruments are on a raised console above the dashboard.
Patent DE-2815342-A1 (DE)
Title: TV camera tube dark current compensating circuit - uses thermistor, multiplier and differential amplifier to compensate for changes in level without reducing camera sensitivity
Inventor: SIEGEL EMIL
IPC: H04N5/217
Filed: 1978-04-10
Abstract: The signal plate of the t.v. camera tube is biased from a source via a load resistor. The video signal is amplified and fed into a differential amplifier. A constant voltage source supplies the thermistor mounted near the signal plate. The thermistor current is converted to logarithmic values, multiplied by an appropriate factor, and converted back. This signal feeds the second input of the differential amplifier via a current or voltage converter. The output signal is thus adjusted for changes in dark current without reducing camera sensitivity.
Patent DE-2816371-A1 (DE)
Title: Banknote assembly and dispensing machine - has magazines with separator mechanisms connected to storage tracks
Inventor: HOPPE JOACHIM
IPC: B65H39/04
Filed: 1978-04-15
Abstract: The machine assembles and dispenses banknotes, as desired. A storage unit is provided for each particular paper type, connected to an assembly station. Each unit comprises a magazine for the notes and with a separator mechanism, connected to storage track. Each of the latter can consist of a number of intermediate storage units typically comprising independent sets of belts, between which the notes are guided. Individual notes can be separated by a suction roller with cups, extracting them from the underside of the stack in the magazine, and transferring to a conveyor delivering to the storage track.
Patent DE-2817419-A1 (DE)
Title: Indicator with hinged panels lettered on both sides - and mounted around common spindle for successive display
Inventor: GERKE DIETER
IPC: G09F11/06
Filed: 1978-04-18
Abstract: The indicator device's hinged panels (2) are so arranged that any number of magazines can be displayed with a corresponding number of panels. There is a common holder (4). The magazine (1) which is displayed is connected to a control and all the magazines on call are separated from the picture control, but connected to the magazine control. Three or more magazines may be combined into a unit with a drive and a control. The magazines can have a common axis.
Patent DE-2828238-A1 (DE)
Title: Seal for eccentrically mounted shut=off valve clack - is of PTFE with physical characteristics improved by additives
Inventor: BELLEMANN RUDOLF DIPL ING
IPC: F16K1/226
Filed: 1978-06-28
Abstract: A sealing ring of a synthetic material having plastic and elastomeric characteristics, and partic. resistant to high temps., pref. consists of PTFE. It has a "U"-form cross-section with a groove which is open towards the ring clamping it against the edge of the clack disc or against the mantle of the ball in a shut-off stop. The clack or the gate are mounted eccentrically to the valve seat and the sealing ring is fitted on the face turned away from the eccentric bearing point, resting when closed on a conical metallic seat in the housing of the valve. Inside the sealing ring a metallic spring exerts pressure outwards against the "U"-profile and the inner leg of the "U" is held firmly between the flat disc or the ball and the clamping ring. The outer leg of the "U" between which and the clamping ring, there is some play, forms a sealing lip and the crest of its curved outer surface makes a seal on the conical seat. A seal for working at medium temps. up to 200 degrees C for clack and ball valves is provided, which gives faultless sealing over the long term. The sealing ring does not lose its elasticity and becomes brittle or wear, the design is simple and inexpensive.
Patent DE-2836393-A1 (DE)
Title: Rubbish skip with hinging lids - has non-rotating hinge spindle with springs acting on lids
IPC: B65F1/16
Filed: 1978-08-19
Abstract: The large-capacity rubbish skip has link-type supports on the sides protruding above the top edges for a hinge spindle on the vertical centre line. This system accommodates lids on each side. The spindle(11) is prevented from turning, and accommodates pairs of coil springs(12-15), whose ends towards each other(17) are secured by a common non-rotating component(18), while their other ends act against the lids. The first-named ends can be secured to a bush on the spindle, and which is secured to the latter by a bolt or split pin.
Patent DE-2838751-A1 (DE)
Title: Removing plant material from wool or textiles - by incubation with microorganisms or enzymes
Inventor: KADLCIK IVAN DIPL ING
IPC: D06M16/00
Filed: 1978-09-06
Abstract: Enzymatic decompsotion of plant components in wool and/or wool-contg. textiles so as to convert them to soluble and/or suspendable substances, comprises treating with a soln. contg. appropriate culture media and/or enzymes. The treated material is then contacted with >=1 treatment bath until the required decomposition has occurred, the compsn. of the bath being such as to provide optimum conditions for the culture medium or enzymes. Esp. the material is contacted directly with a treatment bath contg. the culture medium and/or enzyme-contg. soln. Several treatment stages can be used with different media or enzymes, under aerobic or anaerobic conditions. The plant contaminants are removed without deleterious effect on woold quality and the amt. of rejected material is greatly reduced.
Patent DE-2845900-A1 (DE)
Title: high-current copper switch contacts - enclosed in inert gas filled insulated bellows having PTFE joints
Inventor: FUNK HANS WOLFGANG DIPL ING
IPC: H01H1/64
Filed: 1978-10-21
Abstract: Switch contacts for the interruption of large currents, for example, 5000 A d.c. at a voltage of 10 V in a corrosive environment as in electrolytic plants of the chemical industry, are made of two blocks of metal (copper) with good electrical conductivity. On the sides facing each other, each carries a circular raised part which is covered by a contact layer (silver nickel) and is surrounded by bellows. The bellows are made of alloy steel and form a gastight enclosure; the bores for the fixing bolts have insulating sleeves and one flange is fitted with an insulating joint. The enclosure is filled with nitrogen, neon or argon, the insulating joint is made of PTFE and the sleeves for the insulation of the bolt bores are made of glass fibre reinforced epoxy resin. All surfaces except those used for the current conduction are coated with an anticorrosive material such as polyurethane or ethylene polychlorotrifluoroethylene. Such contacts have a long service life and save time and labour for maintenance.
Patent DE-2846636-A1 (DE)
Title: Safety helmet with integral front visor - consists of chin part flapping down on pivot point over skull with abutment edge flap
Inventor: ZAHN CHRISTIAN
IPC: A42B3/32
Filed: 1978-10-26
Abstract: The safety helment consists of a part over the skull(1) and a chin-part(2) which is fixed to it and flaps up and down. The chin part(2) has an abutment edge(9) on both sides, which rest flush with the skull part(1) when the chin part is flapped down. Attachments hold the chin part(2) fastened, and can be undone from the outside of the helment. The abutment edge(9) can be vertical, or slanting downwards and backwards. The pivot point(3) of the chin part(2) is half way up the skull part(1). The edge along which the abutment edge(9) of the chin part(2) meets the matching edge(10) of the skull part(1) has an overlapping flap protruding over the two edges(9, 10).
Patent DE-2846954-A1 (DE)
Title: Catheter-coupling insert for instrument - has chamber connected to hose and with cleaning passage shut by plug
Inventor: CLEMENS ANTON HUBERT
IPC: A61M25/18
Filed: 1978-10-27
Abstract: The insert piece couples a catheter to a measuring and/or infusion instrument, particularly a blood sugar monitoring device. It consists of a shaped component with a union fitting inside the catheter and an outlet end for the hose of the instrument. The component has a hollow chamber (12) connected to the hoses of one or more instruments (3), and from which there emanates a cleaning passage (11) leading to the component surface. This passage is shut by a removable plug or cap (15).
Patent DE-2848631-A1 (DE)
Title: Self-cleaning liq. filter system - has tubular filter element with groove in entry surface for flow of liq., esp. for purifying textile processing waste water
IPC: B01D29/33
Filed: 1978-11-09
Abstract: The system comprises a tubular filter element through which liq. to be filtered passes radially. The entry surface through which the liq. enters the filter element is formed with one or more grooves defining flow path(s) extending along the entry surface for liq. to be filtered. Used for purifying textile processing waste water to eliminate chemicals, e.g. pastes having molecules of large size. Liq. to be filtered flows continuously along the groove(s) so that particles retained on the entry surface after sepn. from the filtrate are immediately rinsed away. The groove(s) provide an increased surface area over the entry surface of the filter element.
Patent DE-2849013-A1 (DE)
Title: Rotary biological filter - with horizontal Archimedean spiral designed as scoop wheel
Inventor: NIEMINEN TAISTO TAPANI
IPC: C02F3/08
Filed: 1978-11-11
Abstract: A biological filter includes a drum which rotates around a horizontal axle. The walls of the drum are designed as an Archimedean spiral which picks up a certain amount of the liquid to pass through its filling of a nutrient medium for bacteria. At the wheel hub, the water runs off purified into a tray for discharge or recycling. This ensures a filter path long enough to give a satisfactory purification. It takes up less space than biological filter towers.
Patent DE-2852045-A1 (DE)
Title: Spun yarn with two components - with components alternating along yarn length
Inventor: HABA KIYOTO
IPC: D02G3/34
Filed: 1978-12-01
Abstract: Spun yarn is produced by drawing >=2 slivers (gamma beta) having component fibres of different type to a predetermined length while being drafted alternately and intermittently by 2 sets of rollers and feeding them to a sliver connecting zone. A time lag is provided so that one fibre is fed to the connecting zone before the feed of the previous fibre completely stops. Subsequently the slivers are drafted twisted and wound up. Pref. the rollers handle one sliver driven alternately with the other rollers so that while one fibre is being sent by one pair of nip rollers the other fibre is held by the other nip rollers. Fibre is produced with different component fibres present alternately in the lengthwise direction to provide different textures or colours along the length. Produces a fibre of special appearance using simple appts.
Patent DE-2855987-A1 (DE)
Title: Dual speed LV DC motor - has two rotor windings and two collectors with single permanent-magnet field for both speeds
Inventor: RENNER WOLFGANG
IPC: H02K23/36
Filed: 1978-12-23
Abstract: The d.c. motor runs at two very different speeds, e.g. 2000 rpm and 8000 rpm, and accordingly has a rotor with a winding for each speed. These two rotor windings are electrically separate, insulated from one another and wound together into the laminar packet's slots. The ends of the windings pass out at the end of the packet. Two collectors are located on the shaft-one on each side of the laminar rotor packet- and each serving one of the two windings. The rotor windings and the permanent magnets are arranged so that the same magnetic field produced by the permanent magnets can be used for both speeds.
Patent DE-2900196-A1 (DE)
Title: Heat conserving double skinned external wall - has foamed plastic insulator filling in cavity between separated slabs
IPC: E04B2/94
Filed: 1979-01-04
Abstract: The inner of two shells making up at least part of the outside walls of the building is a load bearing slab of heat-insulating and conserving concrete, with vitreous broken granulated material used as aggregate. The outer (2) and inner shells (1) are separated over the whole room height, and pref. their whole individual width, with no heat bridges. The hollow space between them is filled with insulating material (3), esp. polyurethane or other plastics foam. There may be rigid connection only at top and bottom, outside the interior area. Energy for air-conditioning is saved, with good insulation and heat retention.
Patent DE-2902204-A1 (DE)
Title: Mirror system for astronomical telescope - includes supporting structure for adjusting and changing over mirrors in line with main mirror
Inventor: BROESICKE PAUL
IPC: G02B23/16
Filed: 1979-01-20
Abstract: The focal system for a reflective telescope includes a support structure for auxiliary mirrors mounted on a fixed base in the path of the main mirror. The structure includes a support spindle (11) which is mounted vertically in the fixed base, so that radial arms (21, 31 41) carrying the mirrors can be swung into position as required. Each arm carries supports (23, 33, 43) which project sideways to carry the mirrors. The mirrors can then be selectively positioned at the end of the tube carrying the main mirror, this end carrying a support to keep it in position during changeover. The mirror carriers are moved axially along their spindles.
Patent DE-2909689-A1 (DE)
Title: Hollow-rotor reducer for tree trunk - provides in line array of rotors through which trunk passes to have diameter progressively reduced
Inventor: VALO ANTTI TAPANI
IPC: B27C5/08
Filed: 1979-03-12
Abstract: The hollow-rotor reduing apparatus is for tree trunks. It has a frame (1), with a hollow rotor (6, 7) rotatably mounted in it. A milling cutter head is mounted in the rotor and comprises cutter rims (11-14) of different internal diameters and a feed (8-10) for guiding a tree trunk (15) longitudinally in the axial direction through the hollow rotor. The cutter head mills off word material in layers from the tree trunk. The milling cutter head is divided into separate cutter rims of a different diameter. The hollow rotor comprises at least two separator rotors (2-5) located one after the other in the feed direction of the tree trunk and rotate in opposite directions. The individual rotors are replaceably provided with separate cutter rims (11-14) such that a rotor provided with a cutter rim of a bigger size is located in the feed direction of the tree trunk before a rotor provided with a cutter rim of a smaller size.
Patent DE-2913715-A1 (DE)
Title: Sound-insulating enclosure for heating unit in hospital - has interfitting panels with chipboard layers separated by mineral fibre layer
Inventor: HENLE BRUNO
IPC: G10K11/16
Filed: 1979-04-05
Abstract: The enclosure (1) for a heating unit with an IC engine has interfitting wall panels (8), each of which is multi-layered. At least one of these layers comprises a chipboard sheet (9, 11). Pref. each panel (8) has two chipboard sheets (9, 11), one being thicker than the other and which are spaced apart by a layer of noise damping material (10). A further layer (12) of noise damping material is applied to the inside surface of the innermost chipboard sheet (11). The two noise damping layers (10, 12) may both use mineral fibres.
Patent DE-2916476-A1 (DE)
Title: Door lock with tumbler sleeve abutting stop strip - has arrangement of through apertures in stop strip, counter-bearing, and wedges, aligned with lock shield
Inventor: EIGEMEIER WILLI
IPC: E05B9/02
Filed: 1979-04-24
Abstract: The door lock has a part surface of its tumbler sleeve locating on a stop strip, while a forked and lever-type tumbler sleeve part abuts directly or indirectly on a counter bearing on a radial movement of the core. The stop strip (5), the counter bearing (6) and two wedges (12, 13) directly or indirectly connected to the lock housing, have through holes which coincide with holes in the lock shield. These holes can be either cylindrical or conical, an where they are of the latter shape the largest dia. is on the lock shield side.
Patent DE-2918114-A1 (DE)
Title: Training surface for ball games - is made from resilient material and includes surface sections of varying hardness, attachable to any suitable support
Inventor: NATUS UWE
IPC: A63B69/00
Filed: 1979-05-04
Abstract: Training surface for ball or similar games has at least one rigid or flexible surface which can be folded, turned over, rolled or telescopically slide into each other, the playing surface of which includes surface sections placed next to each other in rows either along the length or transverse to the playing surface. The surface sections have at least two different degrees of hardness. This type of varying surface hardness allows for a more realistic degree of training in the case of tennis, squash or similar ball games. The surface sections of varying hardness my be positioned either by symmetrical or asymmetrical to each other and the whole surface is equipped with attached holders to facilitate its anchoring to any suitable support such as garage doors etc.
Patent DE-2921715-A1 (DE)
Title: Flexible bellows for folding camera - has objective carrier with rounded edges to roll bellows over
Inventor: BRAEUNING GERHARD
IPC: G03B17/04
Filed: 1979-05-29
Abstract: A flexible bellows for a folding camera has the bellows formed by an elastic, tapering tube clamped on the front of the camera and at the rear of the objective support. The relative sizes of the two ends of the bellows allows it to be inverted, with the objective support folding inside the camera case for a compact fitting. The rear edge of the objective support is rounded to aid in the inversion of the bellows without creasing. The ends of the bellows are clamped to the camera and objective support using frames. The bellows do not require any complex linkage and provide a low cost fitting.
Patent DE-2921970-A1 (DE)
Title: Magnetic tape recorder for TV signals - has drum video pick=up and audio head with spools mounted on common vertical axis
Inventor: ZAHN HEINRICH
IPC: G11B5/53
Filed: 1979-05-30
Abstract: The magnetic tape recorder for the recording and display of analogue or digital television signals provides flexibility in production of originals or copies of tapes. The recorder has two tape spools mounted on a common axis. The tape passes from the bottom spool over a tensioning roller combination pas an erase head and around a guide roller. These rollers are all mounted on the level of the bottom spool, as is the rotating sensing drum. The tape continues around a second guide roller at the level of the second spool, thus providing a helical path contact with the drum surface. An audio recording head, contact roller tape drive and tensioner pass the tape to the rewind spool.
Patent DE-2923915-A1 (DE)
Title: Double glazed insulated window wing element - has panes fitted as final stage producing complete insulation glazing
Inventor: DELVO BERND
IPC: E06B3/24
Filed: 1979-06-13
Abstract: Only a single profile unit is needed for construction of insulation glazing and wing element for a window. The design permits the wing to be made in such a way that fitting the two panes of glass, as a final working process after completion of the wing, finally produces the insulation glazing effect. The wing, connected by two cross arm pieces to the spacing frame, is shaped so that this frame protrudes far enough beyond the main profile to permit fitting of the two panes, as a final step. The rearward-offset cross arm pieces can have sealing material fitted all round at the pane edges, producing optimal joints between panes and wing. A condensation regulator can be incorporated between spacing frame and cross arm pieces.