baber/WOPTO huggingface dataset:
Patent DE-2558227-A1 (DE)
Title: Electrically heated domestic hot water cylinder - has ambient air heat pump to supplement electric heating
IPC: F25B29/00
Filed: 1975-12-23
Abstract: Domestic water cylinder (2) contained in an outer insulated casing (1), has an electric heating element (6) in its base. Within the same outer casing is a heat pump which has an air heated evaporator (16) positioned above the water cylinder (2). The casing has inlet and discharge openings (17,18) for the air flow and an air circulating fan (19) above the cylinder. The refrigerant is piped to a compressor in the base of the casing (1) below the water cylinder and then passes to a condenser (20) in the form of a coil round the electric heater. The air flow over the evaporator can be connected in a ducted extractor system from the kitchen or utility room containing the hot water cylinder.
Patent DE-2559282-A1 (DE)
Title: Press with reduced impact noise - has chamber filled with noncompressible fluid between tool and ram
Inventor: CHRUBASIK PAUL
IPC: B30B1/26
Filed: 1975-12-31
Abstract: The press consists of a worktop carrying the workpiece fitted to a matrix. The ram carrying the tool is operated by spindle in a reciprocating movement. The ram has a vertical extension by which it is pneumatically suspended by cylinders. The extension has a cylindrical recess in which a plunger is fitted with a limited sliding movement creating a chamber. This chamber is filled with a non-compressible fluid and is fitted with fluid connections both terminating over various controls in tank. During the downward travel of the ram, pistons in pneumatic suspension also move downwards creating a pre-stressed condition inside the cylinders.
Patent DE-2603715-A1 (DE)
Title: Pipeline leakage detection and location - by measuring pressure gradients on section ends and pressure differential using stated formula
Inventor: ISERMANN ROLF PROF DR ING
IPC: G01M3/28
Filed: 1976-01-31
Abstract: In a system for the detection and location of leaks in pipelines for oil, water and gas, the pressure gradients are measured at the start and end of the section concerned, together with the total pressure differential. After subtraction, a cross correlation function is produced and the location of the leak is determined from a quoted formula. This results in a reliable location of a leak even at small leakage rates of 2% and when the fluid flow is not stationary.
Patent DE-2606431-A1 (DE)
Title: Fluid flowmeter with photoelectric indication - uses reservoir with several discharge tubes of different height
Inventor: ZIMMERMANN HEINO DIPL ING
IPC: G01F1/52
Filed: 1976-02-18
Abstract: The fluid flow meter uses an optical system for continuous monitoring of the flow rate which is unaffected by the transparency of th emedium. The inlet to the meter is via a float chamber (1) which discharges into a central reservoir (2). The float valve closes the reservoir in the absence of any input. The reservoir has a number of outlet tubes (6) mounted in its base. Each outlet is set at a different height above the base in a sloping stepped configuration. Each outlet pipe discharges into a common collector funnel (7) and is fitted with its own photo-electric detector (10). The detectors comprise a light source and photo-transistor aligned with transparent apertures in each tube. Each photo-transistor output is taken to the input of a common summing amplifier. The amplifier output is integrated to reduce small fluctuations in the output signal and drives an indicator and level alarm.
Patent DE-2608690-A1 (DE)
Title: Tubular container for two different substances - has clamp for separating flexible container tube into two chambers
Inventor: KORTE-JUNGERMANN HANS-WERNER
IPC: B65D81/32
Filed: 1976-03-03
Abstract: A container which is made from flexible plastic, has two chambers. Each chamber contains a substance which reacts with the other one when being mixed. Thus the two substances are kept apart until the mixture is used. The container section that separates the two chambers is located inside a slotted tube. A cylindrical insert is then forced into the tube so that the plastic container wall is trapped between the inside face of the tube and the insert. In order to mix the two substances, a clamp assembly is removed. A nozzle assembly is provided for the extraction of the mixture from its container.
Patent DE-2610649-A1 (DE)
Title: Counter mechanism with cam null positioning - has additional parts on counter roller attached to tensioning blocks acting transiently on drive and spring
Inventor: MUELLER FELIX
IPC: G06M1/30
Filed: 1976-03-13
Abstract: The counter mechanism with cam null positioning avoides the dead centre positions of null position levers and cam profiles. The mechanism uses additional parts on only one counter location, pref. on the lowest counter roller (3) or on its drive elements. The additional parts rotate the lowest counter away from its dead centre position. The roller (3) has attached to it tensioning elements (24, 25) at defined positions which act transiently on a drive element (26) and associated spring as the roller is rotated. This ensures that each roller (3, 4, 5) is moved slightly away from its null position at all times.
Patent DE-2612624-A1 (DE)
Title: Plug assembly fastening to plug boards - has elongated element which fastens two components together by passing through fastening holes
Inventor: MAHN GUENTHER
IPC: H01R13/74
Filed: 1976-03-25
Abstract: The plug board (4) has a recess, so that the plug assembly flange (2) can be passed through it and project above the plug board plane. An elongated fastening element (8) is passed through fastening holes of the plug assembly, firmly clamping it to the plug board (4). The assembly has the advantage of rapid assembly and disassembly and does not need complicated screwed bolts or similar fittings. The elongated fastening element (8) may be a round rod, an indented cone or a flexible capsule.
Patent DE-2616167-A1 (DE)
Title: Composite overhead LV cable - has longitudinal ridges along external surface of conductors to indicate phases
Inventor: MOBERG JOHN GUNNAR
IPC: H01B7/38
Filed: 1976-04-13
Abstract: A composite electric cable comprising at least three parts, each of which consists of a cylindrically cross-sectioned, discrete, insulated conductor for application in low-voltage overhead lines. Longitudinal ridges are provided along the length of the conductors to keep the phase cables in the correct order. The parts of the cables are connected to one another by means of tongues, such that on assembly the marking ridges are always on the outer or external side of the cable. A mathematical expression is given for the optimum width of interconnection tongues.
Patent DE-2621036-A1 (DE)
Title: Magnetic lock protected against dust and damp - has permanent magnet connected to locking collar within split rotating component
Inventor: KNABL EDUARD
IPC: E05B47/00
Filed: 1976-05-12
Abstract: The magnetic lock is especialy suitable for installation on positions subject to dust and moisture. The lock has a split rotation element with locking magnet arranged into a cylinder with a locking collar. This lock is designed so that neither dirt nor moisture can penetrate into the lock during operation, also ensures security against unauthorised openings. The mechanical components are high wear resistant. An arbitrary number of permanent magnets have central or eccentric grooves. These magnets are actuated by a nonmagnetic component into locked or released position by pulling or pushing. The rotating component is split and both halves provided with locking magnets are fitted into a locking collar in the middle from left and right. This also prevents axial displacement of the rotating components.
Patent DE-2622827-A1 (DE)
Title: Decoder for secondary radar answer signals - applies frame and delayed decoder pulses to AND circuit giving decoder output
Inventor: EHLERS MARION
IPC: G01S13/78
Filed: 1976-05-21
Abstract: A shift register is used with such a large number of stages and such high shifting frequency, than an answering pulse of nomal duration occupies n stages. Pulse frame decoding and passive decoding of answer signals are provided. Decoder pulse obtained by passive decoding and signalling correct answer coding and affected by jitters, is extended and applied in this shape to an AND gate. A frame pulse, pref, the F2 pulse, is delayed by a certain time corresponding to processing time of the decoder and following in circuit components up to formation of the delayed decoder pulse. A pulse appearing at the AND gate output owing to coincidence of these two pulses is used as output pulse for further processing.
Patent DE-2628711-A1 (DE)
Title: Circuit breaker for multiple mode waveguides - uses jacket of liq. crystals encasing waveguide core and switched between two refractive index values
Inventor: WITTE HANS-HERMANN DIPL PHYS D
IPC: G02F1/1337
Filed: 1976-06-25
Abstract: A circuit closer/breaker is designed for multiple-mode systems. It is for systems having multiple-mode waveguides and in this respect takes the place of so-called directional couplers that, however, cannot be inserted as switches in multi-mode systems. The proposed arrangement comprises the waveguide core encased in a jacket of liquid crystals (4) such that between this jacket and the waveguide core a first transparent cylindrical shaped electrode (3) is positioned. A second electrode (5) encloses the jacket of liquid crystals the latter being electrically switchable between two values of refractive index, of which, the waveguide core has a magnitude lying between these two values.
Patent DE-2629216-A1 (DE)
Title: Acoustic signal generator indicating bath water level - has float causing switch contacts of buzzer to close when water reaches given level
Inventor: KRUMBIEGEL HELMUT
IPC: G01F23/70
Filed: 1976-06-29
Abstract: Acoustic signal generator consists of a buzzer supplied by dry batteries, and a switch and is used to indicate when the water in a bath reaches a desired level. The buzzer (5) and the batteries (10, 11) are in water-tight parts of a housing (1). The base of the housing is formed into a compartment (15) into which the water can enter through a hole (16). A float (17) on this compartment rises when the desired water level is reached and contacts the switch (19) to operate the buzzer.
Patent DE-2637041-A1 (DE)
Title: Large pickling tank for coils of metal strip - which travel along spiral path through four separate spiral chambers
Inventor: MORHARD ALFRED
IPC: C23G3/02
Filed: 1976-08-17
Abstract: A coil of metal strip is pickled by locating the coil on the horizontal axis of a ring tank consisting of a spiral forming separate treatment chambers, each chamber consisting of >=1 turn of the spiral. Pairs of driven rolls are used to drive the metal strip along a spiral path and through the inlets of e.g. four separate chamber, each inlet being located at the top of the ring tank above the levels of the treatment liq. in each chamber. The treated strip leaving the outside turn of the spiral tank can be wound into a mandrel to form a coil; and up to one third of the dia. of the ring tank can be located below ground level. The outlets of the spiral chambers are pref. fitted with radial webs on which driving-, guiding and/or squeegee rolls are mounted, e.g. to squeeze liq. off the strip before it enters the next spiral chamber. Typically a ring tank with a total dia. of 6m contains a spiral path 50-60 metres long, divided into four chambers contg. a pickle and three rinses.
Patent DE-2648088-A1 (DE)
Title: Continuous laminated sheet press - has air filter in collector system under perforated hot air injection and pressure plates
Inventor: SCHILF KARL
IPC: B30B5/06
Filed: 1976-10-23
Abstract: A machine for making laminated sheet has a belt conveyor onto which a base layer, e.g. copper foil is discharged, and on which a resin is distributed. Inner layers of e.g. glass fibre, paper or textile material are deposited onto the resin, and scrapers or rollers spread the resin evenly. A final layer of copper foil is applied. The sandwich is then conveyed onwards by e.g. steel strips to the next stage. Pressure and heat are applied to harden the resin and consolidate the whole. Upper and lower pressure plates, with the upper plate pushed down by rods with pressure cylinders at the top, have holes through them for compressed air discharge to form an air cushion to reduce friction with the steel strip conveyors. The air extracted by lines underneath can then pass through a filter. The injected air can be heated to harden the resin more quickly.
Patent DE-2654150-A1 (DE)
Title: Earth drill drive rod extension connection - has threaded tube connection inside hexagonal sleeve and sliding connection for positive drive
Inventor: GRAEFER ALBRECHT
IPC: E21B17/00
Filed: 1976-11-30
Abstract: The earth drilling tool (6) with holes through it near the cutting point, for drilling fluid, is designed for connection to a drive rod (1) which in turn is designed for connection to an extension rod (2). This similarly has its other end similarly designed for connection to further extensions. The hollow rear part (5") of the tool is internally threaded with a right hand thread (9) for attachment to the next rod section (7). This rod is enclosed inside a hexagonal sleeve (3) which slides over the hexagonal exterior of the rear part of the tool (5") ensuring positive drive. The connection between this extension and the next is similarly an internal screwed connection and an external hexagonal connection, but the screw thread is left handed.
Patent DE-2658265-A1 (DE)
Title: Electric coffee machine - has heating unit with warming plate on base turned through 180 degrees for supporting coffee pot
Inventor: TRAUNSPURGER GUENTER
IPC: A47J31/50
Filed: 1976-12-22
Abstract: Electric coffee machine with a heating unit which may be placed on to or over a coffee pot and includes a water heater and fresh water container which supplies the heater. The heating unit (10) includes a warming plate (18) on its base, which after rotating the heater unit by 180 degrees is used as the support surface for the coffee pot. The cover of the fresh water container (24) is shaped as a bowl to hold the remainder of the water and is attachable to the fresh water container by means of a snap closure (26, 28). A coffee filter may be superimposed on to the coffee pot, being located largely within the pot itself.
Patent DE-2658718-A1 (DE)
Title: Beta lactam antibacterials - with 2-oxo-imidazolidine type substit. in the side chain, are useful e.g. for increasing growth rate of animals
Inventor: FEYEN PETER DR
IPC: C07D501/57
Filed: 1976-12-24
Abstract: New beta-lactam antibiotics are of formula (I) and their hydrates (where R is H or UR'; U is O or S; R' is alkyl, alkenyl aralkyl, aryl or cycloalkyl, all opt substd.; Z is R1R2C=N- or R1R2C(OH)-NH-; R1 and R2 are H, alkyl, alkenyl, cycloalkyl, cycloalkenyl, cycloalkadienyl, aralkyl, heterocyclyl (all opt. substd.). COOH, (m)ethoxycarbonyl, CN, NO2, lower alkanoyl, or CONH2 or SO2NH2 both opt. substd. by 1 or 2 CH3; or R1R2C is an opt. satd. or unsatd. and opt. substd. 3-7 membered carbocyclic or heterocyclic ring; A is (CH2)2, (CH2)3 or 1,2-phenylene; B is opt. substd. phenyl, cyclohexenyl or cyclohexadienyl; X is S, O, SO, SO2 or CH2; Y is -C(CH3)2, CHCOOE or -CH2.C(CH2T)=C-COOE; T is H, alkanoyloxy, pyridinium, aminopyridinium, carbamoyloxy, N3, CN, OH, opt. substd. phenylthio or -SHet; Het is opt. substd. 5 or 6 membered heterocycle; and E is H, pharmaceutically acceptable ester gp. (e.g. pivaloyl), salt-forming cation or a protecting gp.). Both R and S configurations at the asterisked C atom (and their mixts.) are included, and when R1 is not =R2 in R1R2C=N-, the configuration can be syn or anti. (I) are antibacterials useful for treating infections; for increasing growth rate and feed utilisation in animals and for preserving goods such as polymers, lubricants, paper etc. They have a broader spectrum of activity than known antibiotics esp. against several Gram neg. families.
Patent DE-2707732-A1 (DE)
Title: IC engine with separate combustion chamber - has two passages connecting combustion chamber and cylinder for air and scavenging flows
Inventor: HAPPEL ROBERT
IPC: F02B19/12
Filed: 1977-02-23
Abstract: The reciprocating compression ignition IC engine has a piston (4) reciprocating in a cylinder (6). The cylinder head (2) contains an inlet valve (20) and a combustion chamber (10) which is separate from the cylinder and connected to it by passages (11) within the cylinder head. A fuel injection nozzle (28) opens directly into the combustion chamber (10). Injection takes place during the second quarter of the compression stroke and the combustion chamber vol. forms the bulk of the working chamber dead space at the top dead centre. The combustion chamber has two passages to the cylinder. One faces the inlet valve which directs entering air into it and the other faces away from the inlet valve. This ensures adequate scavenging of the combustion chamber.
Patent DE-2709885-A1 (DE)
Title: Binary catalyst system for dimerisation of lower olefins - comprising nickel salt complex with phosphorus cpd. and organo-aluminium cpd.
Inventor: KABANOV VIKTOR ALEKSANDROVITSC
IPC: B01J31/14
Filed: 1977-03-07
Abstract: olefins are dimerised by mixing the olefins(s) with an opt. halogenated hydrocarbon solvent at 0-100 degree C under 1-40 atm. using a binary catalyst comprising an organo-aluminium cpd. (I) and a complex of a Ni salt of an (in)-organic salt with a tert. phosphine or phosphite, the Al/Ni atomic ratio being 1-100. The novelty comprises the use, as (I), of a natural or synthetic rubber with carbon chains, which is swellable in the solvent and contains 2-50 mole % -AlRx units, where R is 8C alkyl and x is a halogen. The catalyst has high selectivity: dimerisation of ethylene gives 80% butene-1, and that of propylene gives 90-95% methylpentenes. The catalyst is also stable and is recoverable.
Patent DE-2710303-A1 (DE)
Title: Tower crane lower chassis - has all outrigger beams folding against it for road travel
Inventor: REICH ELMAR DIPL ING
IPC: B66C23/78
Filed: 1977-03-09
Abstract: The chassis particularly for a mobile crane, has folding outriggers for wheel mountings, to allow reduction of overall width and length when travelling on roads. All outrigger beams (3) fold against the chassis. Each can fold against on of the sides of the latter (1), or pairs of them can fold against opposite sides.
Patent DE-2716073-A1 (DE)
Title: Mobile sealing arrangement for water systems - is in form of ballasted vehicle which exerts restraining base pressure on canal bottom
Inventor: PULVER GEORG
IPC: E02B7/50
Filed: 1977-04-09
Abstract: The mobile seal is for water systems, esp. for man-made canals which are sunk at the point of use by flooding cells from the floating position into the closing position. The device in the form of a vehicle (1) in the sunk condition with ballast exerts such as a base pressure on the canal bottom (2) that the resting friction w.r.t. the canal bottom, prevents the vehicle (1) from moving. Damming vanes (3) with seals can pivot about vertical axes (4) on the vehicle side walls (1a). The vanes (3) have a triangular shape which emerges at the corner opposite to the pivot axis (4). At the bottom, they have height adjustable sealing flaps or slides (5).
Patent DE-2723089-A1 (DE)
Title: Storage heater cladding wall - has ceramic plates with boss on rear face fitting through support and secured by sprung locking device
Inventor: HAAS HERMANN
IPC: F24H9/02
Filed: 1977-05-21
Abstract: The cladding wall has a number of ceramic plates set alongside each other and secured by holders to a support. The holders are situated on the rear of the plates and extend through the support. The extending portion is a boss (4) formed on the plate (2). The boss fits into a bore in the support and a locking device (6) is clamped onto its free end extending through the support. On the back of the plate are raised portions (3) equal height with flat end faces. The boss is situated on these raised portions. The support has protruding spring portions (9) bearing against the back of the plate.
Patent DE-2726767-A1 (DE)
Title: Twisted cable insulated covering applicator - has endless belt cable pullers which swing to allow cable to twist
Inventor: HONKAVAARA TOPI MIKKO
IPC: B29C48/355
Filed: 1977-06-14
Abstract: Twisted cable (2) unwound from a drum (1) is pulled by a unit (3) before entry into an extruder (4) then passes through an infra red heater (A). It then passes through a vulcanising tube (5), and along this zone (B) is water cooled. The covered cable is then passed through two sets of pulling belts (7, 8) before being coiled on a drum (9). Both sets (7, 8) have upper and lower belts forming a friction drive between them. To match the twisting (C) of the cable as it passes from one end to the other, the first set (7) is mounted so that the upper and lower belts can swing apart at different angles, about a vertical axis. Over the whole path, the cable is allowed to form a gradual loop similar to that when a cable is freely suspended between two points, one higher than the other.
Patent DE-2727249-A1 (DE)
Title: Mechanically powered pistol with barrel and feeder - has spring loaded pivoted lever in barrel slots for missile propulsion
IPC: F41B7/00
Filed: 1977-06-16
Abstract: The pistol mechanical bullet projection system has a barrel for bullets and feed and drive mechanisms for one or several bullets. The pistol drive ensures long range. The bullet barrel has two longitudinal slots. An impact lever projects through these slots. This lever is loaded by a spring and the lever pivots about an axis and it accelerated in the longitudinal slots to propel a bullet situated in the tube. This pistol is actuated by a trigger. This pistol is designed as a flat compact box. A battery powered, illuminated aiming device can be also incorporated.
Patent DE-2732238-A1 (DE)
Title: Urological examination chair with back permeable to radiation - has pendulum mounted collector dish movable from in front to behind seat
Inventor: MILLEY FRANZ ING GRAD
IPC: A61G15/00
Filed: 1977-07-16
Abstract: The examination chair is for use in urological, proctological and gynaecological investigation. It has a back permeable to radiation, and swinging on a horizontal spindle between the sitting and lying positions. At the seat end of the back is a seat surface swinging on an axis parallel to the spindle between the sitting and examination positions, while close below this end of the back is a collector dish. The dish(17) is weight-stabilised and pendulum-mounted on a movable bracket from the hinging seat section(6), being movable between the working position in front of the seat surface(15) and the ready position behind and below it. The bracket can comprise a set of levers, with two or more side levers(19) hinging on an axis(21) below and behind the seat surface on the seat.
Patent DE-2733614-A1 (DE)
Title: Non-compacting solid anhydrous dextrose - prepd. by shearing and cooling conc. syrup, casting, dehydrating and grinding
Inventor: SCOLLMEIER CHARLES ELMER
IPC: C13K1/10
Filed: 1977-07-26
Abstract: Prepn. of a solid, anhydrous, free-flowing prod. from dextrose conversion syrup comprises a) prepg. a molten dextrose conversion syrup concentrate of 85-93% dry wt. solids content at >230 degrees F; b) simultaneously shearing and cooling the concentrate to 200 degrees F to form a more viscous but still fluid mass; c) confining the mass, whilst keeping the solids level 93% and the temp. above that of crystallisation of dextrose hydrate; d) solidifying the mass; e) granulating the mass; f) dehydrating the particles to 2 wt. % moisture.