baber/WOPTO huggingface dataset:
Patent DE-2441530-A1 (DE)
Title: Railway track bottom removal machine - with guide rollers outside wheel gauge further apart than bottom plate width
Inventor: DROSTE FRIEDRICH WILHELM
IPC: B61D7/02
Filed: 1974-08-30
Abstract: The bottom discharging machine runs on carrier elements during the process of unloading, following the raising of the bottom track, with a bottom plate that can be folded down lengthways, and if necessary divided. Wheel sets and guide rollers are seated on a rail, at the detached end of the bottom plate. The guide rollers (2) are mounted on both sides of the bottom plate (1), outside the gauge width of the wheel sets (3), and the interval between the paired guide rollers is greater than the breadth of the bottom plate. The loaded material is allowed to fall away without hindrance and the guide track can be symmetrically formed, allowing transit in both directions through the unloading position.
Patent DE-2443009-A1 (DE)
Title: Self-monitoring contact unit - is for monitoring switch-contacts and metering systems for electrical switching appts
Inventor: SCHELLE JOSEF
IPC: H01H47/00
Filed: 1974-09-07
Abstract: The contact unit has a self-monitoring capability in electrically guarding switch-contacts and metering systems for electrical switching apparatus with drive systems. It incorporates a new feature in having two double-throw or changeover switch contacts that are separately controlled, rather than being controlled in common by the drive system, such that one contact is retarded in its function as a late-opening switch-contact. The contact positions may be monitored by an optical lamp display arrangement with a series of green and red lamps.
Patent DE-2445211-A1 (DE)
Title: Washing machine with condensation surface for steam - comprising double walled surface to permit passage of cooling water
Inventor: GUTE KLAUS ING GRAD
IPC: D06F25/00
Filed: 1974-09-21
Abstract: The washing machine has a drum, a heater for the washing liq. a radiation heater for drying the washing and a condensation surface to condense the steam produced in drying which is formed by a double walled part-surface which forms a water pocket through which cooling water passes, the latter being arranged in a closed circuit including an equalising container fed by the tap water and a heat exchanger. The condensation surface is permanently cooled and prevents steam leaving the machine.
Patent DE-2445822-A1 (DE)
Title: Locking device for lid of casing for electric apparatus - consists of latch attached to knob whose rotation is resisted by springs
Inventor: ZIMMER VOLKMAR
IPC: H02G3/14
Filed: 1974-09-25
Abstract: The locking device is used to hold a lid on a casing or housing for electrical equipment. A latch (13) in the lid engages a corresponding member in the housing (12) and may be released by turning a knob (16). The knob is fastened to a sleeve (6) which rotates on a shaft and the rotation is resisted by four strip springs (4). The shaft is restrained from rotating by a plug device (5) which fits into a slot in a rib (2) in the lid. There is a further rib (10) which has a hole (11) over the edges of which fit catches (8) on the ends of the plug. The plug (5) is flexible so that it can be forced into place, and it has a shoulder (3) which fits against the rib (2).
Patent DE-2450583-A1 (DE)
Title: Two-colour retractable ball pen - double helical cam slots in telescopic sleeves for raising and lowering writing units
Inventor: SCHUMACHER EMIL
IPC: B43K24/14
Filed: 1974-10-24
Abstract: The two colour retractable ball pen with two writing units mounted inside the casing, as in the main patent, has an improved retracting mechanism intended to give an adequate length of movement for each unit (15, 16) which includes a semicircular adaptor (9, 10) supporting each refill unit, with a peg (11) secured near the top, extending outwards, so as to pass through an inner sleeve (1) with a curved helical cam slot each side, for the two pegs, each slot being of opposite hand, and also passing through an intermediate sleeve (2) which has two similar cam slots each side, crossing one another in X formation, the peg passing through their junction point. The effect of the opposed cam slots is to lift one unit while lowering the other.
Patent DE-2453050-A1 (DE)
Title: Machine rolling of dough spindles for pretzels - has felted conveyor with polished guide plate
Inventor: GEPPERT HILDEGARD
IPC: A21C3/02
Filed: 1974-11-08
Abstract: A device for rolling out cylindrical strands of dough as required for pretzels with a thickened middle section and thinner ends, has between a conveyor belt and one or more guide plates, a channel in the form of a slot, the section of which. from a height corresponding to the thickness of the dough rolls fed to it, tapers off to the form of a pretzel roll. The edges of the slot are in part soft and felt-like from the conveyor and in part smooth and highly polished corresponding to the outlet of the guide plate. Produces a roll with a smooth surface similar to those made by hand.
Patent DE-2504061-A1 (DE)
Title: Vehicle drive arc free electric conductor - with magnetic switches to select conductor under vehicle
Inventor: SCHUTZ SIEGFRIED
IPC: B60M1/10
Filed: 1975-01-31
Abstract: The electric traction system has an array of conductor rails buried in the insulating floor separated from contact rails flush with the floor by a magnetic switch. The underside of the vehicle is fitted with magnets and a wiper contact. As the wiper contact passes over a conductor rail te interaction between the magnets connects the top contact to the supply rail. The system eliminates arcing as the wiper touches the rail before contact is made, and the contact is broken before the wiper leaves the rail. For a complete system a number of wiper contacts under the vehicle act together with a close spaced array of conductors.
Patent DE-2507745-A1 (DE)
Title: Foldaway table-tennis table with hinged top - has three-wheeled base and trapezoidal, bolt-secured brackets
Inventor: PAHL ERNST
IPC: A47B25/00
Filed: 1975-02-22
Abstract: The fold-away table tennis table has two halves which are fastened to beams and connected by hinges so that the playing surfaces can be folded inwards. The table supports consist of trapezoidal wheel holder brackets with a three-wheeled base bracket at right angles. The base bracket is rotatably mounted on the beam or tabletop section. A suitable angle of about 110 deg. is chosen for the wheel holder brackets so that a desired distance is guaranteed between the brackets. Bolts are provided to prevent the table tops from accidentally unfolding. The outside pair of legs provide the table tops with independent stability so that they are each stable in the absence of hinges.
Patent DE-2508065-A1 (DE)
Title: Metal powder press tool - for helical contours with top-bottom plungers guided in helical grooves with recirculating balls
Inventor: FOWLER JOHN GEORGE
IPC: B30B11/04
Filed: 1975-02-25
Abstract: A press tool to compact a metal powder to a shape with a helical contour includes a die with the desired internal contours, filled with the powder, and an upper and a lower plunger with the desired external contours. Both plungers are supported in bearings with helical grooves containing recirculating balls and of the same pitch as the helical contours of the die. This allows the two plungers to revolve freely as they are closed upon the die and prevents excessive premature water. This is less complicated than a separate mechanical drive for the plungers.
Patent DE-2509080-A1 (DE)
Title: Fuel control system for gas turbine drives - uses fluidic oscillator and fluidic control throttle
Inventor: ORLOFF GEORGE
IPC: F02C9/32
Filed: 1975-03-01
Abstract: The control system contains a fluidic oscillator, the oscillation frequency of which is a function of the fuel flow ratio through the oscillator. It also has a fluidic control throttle, with a fluidic impedance, controlled by the rate, at which the fuel is fed to one of its control inlets. There is a control to adjust the rate, dependent upon the oscillation frequency of the oscillator, and one or more requirement values of the drive. The oscillator and the throttle are switched in series, so that during operation, all the fuel flowing to the drive passes through them. The oscillator is formed as a bi-stable adhesive unit, with two connected control apertures.
Patent DE-2509719-A1 (DE)
Title: Vibratory and suction tobacco conveyor - has fine material suspended inside suction chambers, above perforated conveyor
Inventor: FLASDIECK JOERN DIPL ING
IPC: A24B1/04
Filed: 1975-03-06
Abstract: A tobacco processing system includes a perforated, vibratory plate conveyor onto which loose tobacco is deposited so that fine material falls through the perforations onto three take off conveyors underneath, the tobacco also being conveyed through two suction chambers which alternate with these take off sections fo the path fo travel. The flow of air is controlled inside the chambers so as to travel upwards and hold the extracted fine material in a stream maintained at a constant height above the tobacco leaf being conveyed through the chambers, each chamber having a gap through its wall at this height. In an alternative design, the two suction chambers are located inside a single take off chamber running the whole length of the conveyor, underneath it.
Patent DE-2510151-A1 (DE)
Title: Control valve for double acting cylinders - has valves between compressed air connection and working line and ventilation connections
Inventor: FUCHS CHRISTIAN
IPC: F15B13/04
Filed: 1975-03-08
Abstract: The 4/2 way control valve is for double-acting operating cylinders, each with a piston split into two cylinder chambers and acted upon with control pressure via a pre-control valve, with a compressed air connection, a ventilation connection and an operating line connection per cylinder. Each piston of two adjacent cylinders is in the from of a stepped piston. The control pressure of the pre-control valve acting on the larger piston face of one piston simultaneously acts on the difference piston ring face of the other piston in the adjacent cylinder. A shaft section is set centrally on both piston ring faces, with a valve sealing plate on the free end forming the smaller piston face.
Patent DE-2513339-A1 (DE)
Title: Tuner for HF superheterodyne receiver - has oscillator whose frequency is tuned by control voltage to receive required transmitter frequency
Inventor: HENZE WERNER ING GRAD
IPC: H03J7/06
Filed: 1975-03-26
Abstract: Two time intervals are periodically compared first time interval is constant, and the second time interval is determined by a main counter. This counter monitors the oscillator oscillations applied to the counter through a divider stage programmed in accordance with the corresponding waveband time corresponds to the counting time for oscillations from the required sender or channelis generated by the comparison results, and changes the oscillator frequency so that the difference is reduced. The apparatus includes a coding device connected to a store which in turn is connected to a comparator.
Patent DE-2516301-A1 (DE)
Title: Parasitic pneumatic windscreen washer for vehicle - uses pneumatic diaphragm pump driven by reciprocating wiper linkage via flexible thrust link
Inventor: BOCK WILLY
IPC: B60S1/48
Filed: 1975-04-15
Abstract: The windscreen wiper/washer system is driven by a single electric motor (10) which drives the reciprocating wiper linkage (19). One end of the reciprocating drive rod powers a diaphragm air pump (31) via a flexible thrust link (33). The air pump pressureises the washer fluid container (29) via a non return valve (35). The washer jets are coupled to the pressurised water supply by a control valve (27). The system is simple to operate and install and ensures an efficient washing action.
Patent DE-2522125-A1 (DE)
Title: Sliding door for sloping fixture surfaces - is flexible material and consists of rail with cables for operating
IPC: E06B9/36
Filed: 1975-05-17
Abstract: The suspension-piece for the strips consists of an armature pivot-mounted in a carriage, and inter-connecting pieces. An end-piece connects with and can be detached from, the strip-holder. The armature has a bearing-pin which has a gear wheel on one end operating with a pivot-shaft. The other end is forked with the two sprung prongs (28, 29) resting on the outside on stub shafts (30, 31). The intermediate-piece is a forked link consisting of a centre-piece and two arms positioned on it.
Patent DE-2523220-A1 (DE)
Title: Water mixing tap for pressure supply system - has interchangeable inlet sleeve with masking disc carried in recess in sleeve wall
Inventor: MERZ KLAUS-PHILIPP DIPL ING DR
IPC: F16K11/20
Filed: 1975-05-26
Abstract: The mixing tap (1) for hot and cold water can be used for a pressure or overflow water supply system. The tap includes two integral adjustable valves (9, 10) with which the flow volume of the hot and cold water is regulated. An internal change over valve (26) directs the mixture either to the outlet nozzle (12) or to a shower unit. A masking disc (3) which is placed in a recess (4) in the inlet sleeve (2) is interchangeable when selecting the water supply system. When the water supply comes from a storage overflow system, the inlet sleeve (2) which is also used to instal the mixer tap on the wash basin is provided with three holes.
Patent DE-2527578-A1 (DE)
Title: Signal receiver for information transmission system - operates with phase-regulated oscillator synchronised by signal current
Inventor: HORNUNG FRANZ DIPL ING
IPC: H03L7/095
Filed: 1975-06-20
Abstract: The signal receiver is used for information signals, transmitted via a given frequency and has at least one DC network, responsive to the received signal frequency. A phase-regulated oscillator (5) is synchronised by the signal AC, its response range selected in accordance with the frequency difference between the relevant received signals and signals not relating to the signal receiver. A synchronous detector (D) is used to determine when the received signals and the signals from the oscillated are synchronised in phase.
Patent DE-2527962-A1 (DE)
Inventor: LANGHEINRICH KLAUS DR
IPC: D06M101/16
Filed: 1975-06-24
Abstract: Process for the treatment of cellulose fibres in the form of a doubled pre-drawn sliver, by impregnating with fixing agents of the formula   <IMAGE>   IN WHICH:
Patent DE-2531726-A1 (DE)
Title: Carpet which can be made by amateurs as a spare time activity - by bonding small pieces of suitable colour in a selected pattern to substrate
Inventor: BEYERSDORFFER GEB MAYER MARLIE
IPC: D04H11/00
Filed: 1975-07-16
Abstract: Carpet with fibres fixed to and projecting from a substrate, consisting of individual pieces each having a series of fibres bonded to one another at one end and fixed as a whole to the substrate. The structure permits carpets or rugs to be made by amateurs to their own design, with a minimum of equipment and as a spare time activity. The cost of prodn. is low enought for the carpets to be competitive with prods. of other spare time activities. In an example, a design is drawn in outlines on a substrate, e.g. rubber or plastic. Small pieces of material consisting of fibres of suitable colour and length embedded in a plug of material which can be fixed by adhesive to the substrate are used to fill the outlines. By selecting the colours and fibre lengths of the pieces, the finished carpet, e.g. resembling a woven or tufted carpet, can be produced in relatively short time.
Patent DE-2533751-A1 (DE)
Title: Lip seal for rotating shaft - has rubbing ring supported by rubber moulding which retains lip moulding
Inventor: LAUBNER WOLFGANG
IPC: F16J15/3272
Filed: 1975-07-29
Abstract: A lip seal (1) is a rubber moulding (4) with a metal internal reinforcing ring (2). The lip (6) is pressed against a rubbing ring (8) by a garter spring (7). The rubbing ring (8) has an end flange (10) and is encased in a rubber moulding which forms a seal with the shaft and in addition has a radial extension (14) which retains the inwardly turned flange (13) of the lip seal moulding (4). This construction of a lip seal keeps the two elements (1) and (8) together during storage and transport. The lip seal (1) can be easily assembled by axial pressure which forces the bevelled edge (15) over the flange (14). This form of construction eliminates the need for machined parts with fine tolerances.
Patent DE-2533911-A1 (DE)
Title: Floor bolting system for sliding doors - has photoelectric locking arrangement for improving stability of locking system
IPC: E05B45/08
Filed: 1975-07-30
Abstract: The floor locking bolt contactor especially for sliding doors has electrical switch situated under a plate below the door, actuated when the locking bolt passes through a slot in the mounting plate. This contact arrangement is stable and is not damaged even in case of frequent removal of the plates covering the channel. Below the mounting plate (17) is arranged a reflected light photoelectric arrangement, (22, 19, 23) which responds when the door locking bolt (15) is lowered. The closing plate (19) is pivoted about an axis (20) and this plate is spring loaded. The spring exerts force opposing the movement of the door locking bolt (15). The closing plate (19) has on its back face a scattered light reflector. A cover (26) is provided for protecting the reflector against stray light.
Patent DE-2534334-A1 (DE)
Title: Machine to reduce elastomers to small particles - having toothed cutters moving across feed direction of the work
Inventor: STELZNER WERNER
IPC: B29B15/02
Filed: 1975-08-01
Abstract: Machine feeds material on a belt against (a) rotating toothed cutter(s) on which the teeth move across the feed direction. The cutter(s) is one unit or several, similar to a circular saw, a toothed roller, or band saw etc. Device is simple and versatile and allows prodn. of particles with large surface area (for rapid solution in solvents).
Patent DE-2549569-A1 (DE)
Title: Flame resistant polytriazine prepn. - by polytrimerising cyanate or cyanamide derivs. of amino-phenol or polyphenol condensate with alkoxy or aroxy phosphoryl dihalides
Inventor: SUNDERMANN RUDOLF DR
IPC: C08G73/06
Filed: 1975-11-05
Abstract: Elastic, flame-resistant P-contg. polytriazines claimed are prepd. by (a) condensing (i) aminophenols or di- or polyphenols having formula (HRN-R')nAr(OH)m (I) (where R is H or alkyl; R' is a covalent bond or opt. substd. alkylene; Ar is an aromatic gp. opt. interrupted by bridge members and n is 0, 1 or 2; m is 1,2,3 or 4, provided sum n+m 2) with (ii) an alkoxy (aroxy) phosphoric acid dihalide (II), opt. in the presence of a base. Mol. ratio (I):(II) is 2.1:1. Prepn. further comprises (b) reacting the free amino- or phenolic OH gps. with halogen cyanide in the presence of a base or base mixt. to form cyanamide - or cyanate ester gps. and (c) polytrimerising prepolymers from (b) at 350 (50-350) esp. 100-250 degrees C. Flame-resistant, high mol. wt. polytriazines obtd. are insoluble in solvents. Prepolymers can be used, either as solns. in inert solvents, or as powders, for coating metals, ceramics or glass or for prodn. of moulded articles or laminates. In organic solvents, prepolymers can be used as impregnating- or laminating resins. In an example, 0.1 mol. phenoxyphosphoryl dichloride and 0.2 mol. 2,2-bis-(4-hydroxyphenoxy)propane was condensed. Condensate was reacted with 0.23 mol. CICN. P-contg. cyanate resin was polymerised with Zn octoate as catalyst.
Patent DE-2550142-A1 (DE)
Inventor: WERNER KURT
IPC: A61L2/07
Filed: 1975-11-07
Abstract: The device is used for disinfecting and/or sterilising waste waters carrying solids. It comprises a cylindrical closed housing (1) in which a drivable pipe worm (2) is mounted so as to be rotatable about an axis of rotation extending in the axis of the housing. At one end the housing (1) has an inlet (4) provided with a heating-up region (6) in which a number of openings (7) distributed over the circumference of the inlet channel are provided in the channel wall. During operation, high-pressure saturated steam is passed in through these openings. Between the heating-up region and the mouth the inlet is designed as a continuously widening channel (9). The outlet (5) located on the opposite end of the housing has a channel piece (10), directly adjoining the outlet opening in the flow direction, which continuously widens in the flow direction. The housing (1) has a double-walled jacket (13) with an inflow (41) and an outflow (42) through which hot water or saturated steam is passed during operation. The pipe worm (2) is also flowed-through by hot steam and is used, on the one hand, as a transport member and, on the other hand, as a working member for the waste water to be sterilised and/or disinfected. <IMAGE>
Patent DE-2553587-A1 (DE)
Title: Immunological haemolysis determn. of infections and immune processes - by selective haemolysis of damaged erythrocytes
Inventor: VEITH HORST DR MED
IPC: G01N33/50
Filed: 1975-11-28
Abstract: A blood sample is mixed with sodium citrate soln; the mixture is mixed with a mixture of (a) a soln. made up of a boric acid soln. and a sodium citrate solution, (b) a dil. NaCl solution and (c), opt., a dil. or homeopathically prepd. solution of substances to be tested. After completion of the reactions the serum is separated off; and the serum is analysed, pref. for its bilirubin content. The solution of substances to be tested in isotonic saline is pref. diluted 1:1012. The substances to be tested can be synthetic cpds. or may be of animal, vegetable or mineral origin. They may also be antigens of known specificity. New agents for blood investigations comprise components (a), (b) and, optionally (c) above. The new procedure is specific for the haemolysis of erythrocytes. The rest is highly specific, accurate, generally applicable and quantitative. It can be carried out simply and cheaply, and is highly reliable. An example describes the use of the new procedure on samples of venous blood. The serum obtd. is subjected to bilirubin determin.
Patent DE-2557017-A1 (DE)
Title: Cupboard support for ceramic wash basin - has recessed upper side to fit basin curvature and seal to bridge gap between basin and cupboard
IPC: A47K1/02
Filed: 1975-12-18
Abstract: The cupboard support unit for a wash basin is made from ceramic material fitted with suspension elements for its attachment to a wall. The upper side is made to correspond to the lower side of the appropriate wash basin. The cupboard has a cross section at least in the area of its upper side which is smaller than the base surface of the wash basin. It is positioned offset to the rear in relation to the front edge and the side edges whilst its upper side is recessed corresponding to the curvature of the lower side (2). The upper edges of the cupboard are fitted with devices (14) to bridge any gap towards the lower side of the wash basin.
Patent DE-2602073-A1 (DE)
Title: Person or load lowering gear - has sliding body with built-in cable brake and fixing attachment for load carrying harness
Inventor: SCHUELLER PETER
IPC: A62B1/06
Filed: 1976-01-21
Abstract: The gear lowers persons or loads with controlled speed. A sliding body has entries for the cable. The channel-like entries on each end of the body are connected by a spiral-shaped part with several coilings which provide a friction surface for the cable or rope running through it. The sliding body is fitted with an eyelet onto which the suspending fitting of te load-carrying harness can be attached by a spring clip. The person suspended from the gear controls the lowering speed by stretching or loosening the free end of the rope against, or away from the edge of the sliding body.