baber/WOPTO huggingface dataset:
Patent DE-2554331-A1 (DE)
Title: Biological sewage treatment basin equipment - with linked hollow sections forming partitions separating settling and aeration sections
Inventor: SCHLEICH JOSEF DIPL ING
IPC: C02F3/12
Filed: 1975-12-03
Abstract: A set of structural elements for excavated basins for use in biological sewage treatment includes hollow sections made of PVC or polyethylene which interlink with each other to divide the basin into settling sections and aeration sections. Deflector plates, attached to these parations, can be either plane or curved to assist the circulation in the activated sludge sections. This results in a simple and cost-saving equipment by which any excavated basin can be subdivided to achieve a better sewage treatment efficiency.
Patent DE-2557678-A1 (DE)
Title: Pyroelectric detectors with high sensitivity - made by pressure sintering mixt. of lead titanate-zirconate and uranium oxide
Inventor: ZEYFANG ROLF DIPL PHYS DR RER
IPC: C04B35/491
Filed: 1975-12-20
Abstract: Lead titanate-zirconate of formula PbTixZr1-xO3, (where x is 0.2 but above the value defining the limit of the anti-ferroelectric phase) is used 0.01-5 wt % U3O8 is added and the materials are powdered and homogenised, the powder is then used to pre-press a blank which is subjected to sintering under pressure. The addn. is pref. 1.0% U3O8, and x is pref. 0.07, pressure sintering being undertaken at 1000-1300 degrees C, for 5-10 hrs, esp. 6 hrs. using a pressure of 100-400 bars, esp.350 bars. After sintering the compact is pref. heat-treated without using pressure, esp. using the same temp. and time as those employed for the pressure sintering cycle. The finished prod. is intended for pyroelectric detectors used for temp. measurement or the prodn. of infrared images via a Vidicon (RTM). The compsn. and process produce detectors with very high sensitivity, and the heat treatment applied after pressure sintering produces a low dielectric constant.
Patent DE-2557831-A1 (DE)
Title: Ink jet printer with degassing chamber - having high thermal conductivity and low level inlet to printing head
Inventor: SICKING HEINRICH ING GRAD
IPC: B41J2/19
Filed: 1975-12-22
Abstract: Ink jet printer has a chamber (11) for de-gasing the ink supply to the printing head. The head has a supply tube (8) whose inlet is near the bottom of the chamber so as to avoid the gas bubbles rising to the top of the chamber. The chamber is made of a material e.g metal as distinct from plastics, of greater heat conductivity than the remainder of the supply ducting, so that gasification due to ambient temperature rise takes place in the chamber rather than elsewhere. The inlet to the supply tube may be of capillary size.
Patent DE-2602848-A1 (DE)
Title: Ferromagnetic sheets thickness measurement - uses excitation magnet and determines saturation flux for sheet
Inventor: BROCKHAUS SIEGFRIED DIPL ING
IPC: G01B7/06
Filed: 1976-01-27
Abstract: The magnet magnetises the metal sheet up to saturation, and the saturation flux is used as the measure for the sheet thickness. In order to correct the error introduced, in spite of saturation, by variations of the air-gap between the excitation magnet and the metal sheet, the air-gap is measured. The result of measurement of the air gap is displayed and/or supposed on the thickness measurement result to achieve the desired correction for the influence of the air gap.
Patent DE-2603336-A1 (DE)
Title: Non-destructive testing for cracks, spalling, etc. - in rolling mill rolls by determining rate of change of hardness
Inventor: TAIT WILLIAM
IPC: G01N27/90
Filed: 1976-01-29
Abstract: In the nondestructive testing of the surface of a steel rolling mill roll for defects such as cracking and spalling, the surface is scanned to determine the rate of change of hardness and/or magnetic conductivity along the roll. The finding of a rate of change greater than a determined amount indicates the possibility of a defect at this point. This part of the roll surface is then removed until the rate of change is below the determined amount. Pref. eddy current testing is used to measure magnetic conductivity.
Patent DE-2610929-A1 (DE)
Title: Colour difference signal generator - applies rectangular signal to bases of complementary transistor pair to convert it to ramp signal
Inventor: HESS HEINZ
IPC: H04N11/18
Filed: 1976-03-16
Abstract: The generator which produces sawtooth colour difference signals, required no polarity reversal for the SECAM R-Y signal and no sequential changing over between the R-Y and B-Y signals. A rectangular wave signal (a) -- of half the horizontal frequency is applied to the bases of two complementary transistors connected together at their collectors and is converted into a signal with positive and negative ramps. This ramp signal is clamped during the horizontal blanking period using an FET switch connected between the collectors and zero potential.
Patent DE-2615899-A1 (DE)
Title: Lateral view mirrors for car - has triangular housing fitted to front and rear vehicle wings to hold vertical mirrors
Inventor: FUCHS HANS
IPC: B60R1/00
Filed: 1976-04-10
Abstract: The front and rear edges of the car are fitted with streamlined mirror housings with the small mirrors set so that the driver can view at right angles to the car when coming out of hidden drives. The mirrors are set about vertical axes to suit the driving position. The streamlined housings are triangular in shape, with apex angles of about 45 deg., with a countersunk vertical bore to take the fitting bolts. The housings do not present any injury risk to pedestrians.
Patent DE-2616628-A1 (DE)
Title: Automatic box emptying equipment - has two frames sliding in each other and vertically pivoted by servo mechanism
Inventor: BENDEL PAUL
IPC: B65B69/00
Filed: 1976-04-15
Abstract: The equipment for emptying boxes or similar containers may transfer apples from a large capacity box on a belt conveyor. The equipment consists of a frame support (2) for normally positioned filled containers (2). The frame support (21) includes two parts (22, 23) which are slidingly displaceable against each other and opposite pushing in direction (A) of the container. One part (22) of the frame support (21) is pivotably mounted on an axis (41) positioned at right angle to the pushing in direction (A) and held in a static frame (11). The second part (23) is connected to a servo mechanism. The servo mechanism activates the pivoting movement (B) of the support frame (21) together with the container (2) and the sliding displacing movement in a vertical direction of the second part (23) which is carrying the first part (22) with the container (2).
Patent DE-2618446-A1 (DE)
Title: Target dialling devices for telephone extensions - use signal stored in device to simulate operation of earth key with special key employed to engage outgoing circuit
Inventor: SCHOEN SIEGFRIED
IPC: H04M1/27495
Filed: 1976-04-27
Abstract: In the target dialling circuit (ZW), signals are passed through when a coincidence occurs between a coding signal and a vacancy in the data storage unit. Engagement of an outgoing connecting circuit is made by operation of the earth key. When a special key (PT) at the target dialling device is operated, an identification signal stored in the target dialling device is inserted into the number first digit instead of the usual control function. It connects earth (by contact a1) simulating the operation of the earth key. The circuit includes a monostable flip-flop (MK) operated by a signal from a store passed through the decoder and gate elements (91, 92).
Patent DE-2622492-A1 (DE)
Title: Mixer for gravel and cement used to make road beds - where mixing tools can rapidly be replaced on their rotating holder
IPC: E01C21/00
Filed: 1976-05-20
Abstract: The device consists of >=1 driven, rotating tool holder for several tools which can consist of knife blades, teeth and/or scrapers and ploughs. On the outer edges of the tool holder are bolts fitted with spring plates and nuts; and the tool shanks possess a slot through which a bolt passes to clamp the tool. Behind each tool in the direction of rotation of the tool holder is a thrust pad supporting the tool. The back end of each tool shank pref has a hook end of each side, the hooks being located on pegs mounted on the spring plates.
Patent DE-2625436-A1 (DE)
Title: Fur pickling and tanning - in inorganic solvents insoluble in water followed by neutralisation, centrifuging and conventional stuffing
Inventor: GRAF HANS DIETER ING GRAD
IPC: C14C1/08
Filed: 1976-06-05
Abstract: Fur skins are pickled, tanned and stuffed in organic solvents which are not soluble in water, the skins having a moisture content in the hide substance of 30-80wt.%. Pickling, tanning and, if necessary, neutralising, are done in organic solvents, insoluble in water. Stuffing is then done in the conventional way, after the solvent has been removed by centrifuging. The time required for the treatment is shorter and the machines have a better utilisation factor. The main advantages of the Parent Patent (no effluents and no environmental pollution) are retained.
Patent DE-2625945-A1 (DE)
Title: Long chain branched alkyl quat. ammonium cpds. - useful as textile softeners, having antistatic and antimicrobial properties
Inventor: RUTZEN HORST
IPC: D06M13/463
Filed: 1976-06-10
Abstract: Quat. ammonium cpds. of formula (I): R1CH2CH2.CHR2.CH2N(R3)(R4).Y X- and intermediate of formula (IVa): (R1CH2CH2CHR2.CH2)2NH (IVa), (R1 and R2 = 6-20C alkyl, R3 and R4 = 1-3C alkyl or substd. ethyl or propyl. Y = 1-3C alkyl or CH2CHR2.CH2CH2R1, X = an anion). (I) are prepd. from (IVa), or the corresp. prim. amine, by alkylation to the tert. amine, then quaternisation. In an example, bis(2-decyltetradecyl)dimethylammonium chloride was prepd. by reacting di(2-decyltetradecyl)amine with CH3I in isopropanol. (I) are textile softeners useful for application after washing. They have minimal effect on the absorption capacity of the textiles and also possess antistatic and antimicrobial properties.
Patent DE-2627781-A1 (DE)
Title: Biological-chemical treatment of waste water - with dephosphatisation and recycling of the phosphate sludge to active sludge treatment
Inventor: KLEGRAF FERDINAND
IPC: C02F3/12
Filed: 1976-06-22
Abstract: Effluent is led through an activator vessel, and the water and active sludge are led into a first separation vessel where the active sludge is sepd. Part of the active sludge is returned to the activator vessel and part is recovered as excess sludge. The effluent water from the settling stage is led into a destabilisation and flocculation vessel with a metered amt. of a chemical flocculating agent. The water is passed into a second sepn. vessel for sepn. of the chemically flocculated sludge and the whole of the sludge recovered in the second sepn. stage is returned to the activation vessel. Resistance time of the effluent water in the activator vessel is sufficiently long to allow the pptn. chemicals remaining in the recycled chemically pptd. sludge to react virtually completely with the effluent water in the activator tank. Process gives improved efficiency and a more economical use of pptn. chemicals in the chemical pptn. (dephosphatising) stage compared with prior art.
Patent DE-2629684-A1 (DE)
Title: Rotary and impact operated stone cutting machine - has tool mounted on slides, travelling above work and programmed control
Inventor: KUSSER JOSEF DIPL KFM
IPC: B28D1/26
Filed: 1976-07-01
Abstract: A stone cutting machine has a combined rotating and impact operating cutting tool which is moved to and fro between guides, the tool spindle being vertical and at right angles to the surface of the stone block. The movement of the tool is controlled by a programming device so that a small groove is cut along this path during each traverse. The tool can be reversed during each impact, and has a ring of cutting teeth at the end of the spindle. The spindle is carried by a head mounted on slides to travel across the vertical arms of an inverted U-shaped frame which itself travels on guides alongside the stone block. The programming device can use a pattern or template.
Patent DE-2636192-A1 (DE)
Title: Transistor emitter coupled logic circuit - has two differential amplifiers with transistor collectors and connected to voltage supply directly and through diode and load
Inventor: WILHELM WILHELM DR ING
IPC: H03K19/086
Filed: 1976-08-11
Abstract: Collectors of transistors belonging to at least to differential amplifiers with emitter coupled transistors, are joined together. A load resistor is between one collector junction point and corresponding terminal of the supply voltage source. Its collector end is connected to the output terminal. A diode (D) of forward polarity is inserted between the load resistor (Ra) and the collector junction point (OD). A further transistor (T5) emitter is connected to the point (CD), and its collector to the voltage supply collector terminal (VCC). A voltage corresponding to signal level of binary input signals is applied to its base.
Patent DE-2648376-A1 (DE)
Title: Deep-freezing puree in packaged individual portions - esp. potato puree, to be thawed in hot water and heated when required
Inventor: SCHULTEN HEINZ
IPC: A23L19/12
Filed: 1976-10-26
Abstract: Prepn. of puree, esp. potato puree ready for the table. The puree is first conventionally prepd. ready for consumption and then packaged in foil or sheet bags of individual portion size and deep-frozen. When required, a bag or bags are thawed out by immersing in hot water and are then heated to a temp. somewhat above the serving or consumption temperature. The bag is then cut open and the contents are squeezed out, and decoratively prepd. for a serving. The high quality taste of potato puree can be preserve during deep-freezing. By packing it in individual bags, small portions for one or more persons can be taken from store and heated as required.
Patent DE-2648853-A1 (DE)
Title: Adjustable holder system for vidicon tube in TV camera - uses concentric clamp which permits adjustment of tube and filter and is held by screws
Inventor: SEITZ GERHARD
IPC: H04N5/225
Filed: 1976-10-27
Abstract: A support is used for Vidicon TV camera tubes. It has a tubular holder for the deflection and focussing coils in which the tube is held. The tubular support (3, 5) has a concentric annular component (22) at its front end between which and an annular concentric axially adjustable clamp (24) at the signal target ring of the tube (2) can be held. The clamp (24) can also be provided with a holder for a filter. The arrangement facilities adjustment, and enables the inclusion of a filter to adapt the tube to operate as a colour tube. Screws are used to hold the adjustable clamp in position.
Patent DE-2655700-A1 (DE)
Title: Reciprocating drive for bicycle - has free wheel ratchet transmitting drive to wheels from pedals with levers connected to gear mechanism
Inventor: DICHTL PETER PAUL
IPC: B62M1/24
Filed: 1976-12-09
Abstract: The bicycle drive has two levers (4) depressed downwards by two pedals (17) to drive a reciprocating gear linkage which drives a freewheel ratchet on the driving wheel. The levers are pivoted in front of the wheel hub and drive simple gear segments (11). Intermediate gear wheels (13) link the segments with the freewheel drive cog (14) on the hub. The downward pressure on the levers and pedals is simpler than a rotating crank and allows maximum effort to be used with a short stroke.
Patent DE-2657498-A1 (DE)
Title: Fast acting coffee filter for single cups - has filter bag attached to double armed holder secured to cup by recesses in base
Inventor: COMOUTH JOSEF
IPC: A47J31/02
Filed: 1976-12-18
Abstract: The fast-acting coffee filter for single cups includes a coffee filter bag (3) suspended from two hoops of a holder which fits onto a cup. On opening up the filter bag the two hoops (2, 4) unfold so that they can be placed on the cup whereby the recesses in the lower part of the hoops prevent the filter bag from folding up again. The two hoops (2, 4) are attached to the right and left of the filter bag (3) and connected together along their folding axis. The lower part of the hoop is provided with several recesses (6, 5) and can thus be adapted to fit any sized cup.
Patent DE-2658771-A1 (DE)
Title: Cover feeding device for container filling machine - has pusher to displace group of covers from gripping device for deposition on conveyor
Inventor: OERTEL WOLFGANG
IPC: B65B7/26
Filed: 1976-12-24
Abstract: The machine for feeding stacked inverted covers to paper or plastic containers consists of a central stack positioned above the closed container and a distributor positioned across the central stack. The distributor guides the inverted covers discharge from the central stack to a station for placing them on the containers. In the bottom part of the central stack is located a gripping device (5) which presses against edges of a number of bottom covers (3). Above the gripping device is mounted a pusher (9). During downwards movement of the pusher, a group of the covers is removed from the stack shaft (4). The stack grip consists of a number of clamping jaws which are grouped in horizontal plane round the stack shaft (4) and are adjustable to suit the shape and size of the inverted covers (3).
Patent DE-2703266-A1 (DE)
Title: N-Phenyl-maleimide derivs. - useful as fungicides, esp. seed dressings
Inventor: BOETSCH FRANZ DIPL CHEM DR
IPC: C07D207/44
Filed: 1977-01-27
Abstract: N-Phenylmaleimide derivs. of formula (I) are new: (where X is O, S or SO2; R1 is H, F or a 1-2C haloalkyl gp. contg. 1 H atom on the C atom attached to the CF2 gp; n is 0-4; each R2 is independently 1-4C alkyl, CF3, halogen or NO2). (I) can be used as industrial or agricultural fungicides, and are esp. useful as seed dressings for control of Helminthosporium gramineum on barley. In an example N- 4-(1,1,2,2-tetrafluoroethoxy)phenyl -maleimide, is prepd. from maleic anhydride and 4-(1,1,2,2-tetrafluoroethoxy)-aniline.
Patent DE-2705092-A1 (DE)
Title: Accurate positioning device for image support - uses fixed microscope for viewing coordinate reference markings
Inventor: GOMMEL KARL-WERNER DR
IPC: H01L21/00
Filed: 1977-02-08
Abstract: The positioning device is used to accurately position an image support, e.g. for mfr. of printed circuit boards by a photolithographic process. It uses a microscope for viewing two pairs of reference markings of an XY coordinate system. The image support (7) is associated with a base plate, which can be moved in the plane of the image support via two setting elements, for moving the base plate in the respective X and Y coordinate directions, with a third setting element for rotating the image support (7) parallel to one of the first two setting elements (15, 16). The vectors of the latter setting elements intersect the optical axis of the microscope, which runs perpendicular to the plane of the image support (7) through one of the reference markings.
Patent DE-2713608-A1 (DE)
Title: Ski with reinforcement embedded in lubricant material and foam - to absorb impact stress and reduce vibrations and deformation
Inventor: LECHNER JOSEF ING GRAD
IPC: A63C5/12
Filed: 1977-03-28
Abstract: Ski or any other sports gear subjected, in use, to strong mechanical impact and similar dimensionally deforming stresses, features embedded, longitudinally oriented, rigid, stretched, inserts such as fibres, wires, tapes, lamellae which, whilst surrounded by the matrix constituting the main component material of the article, are movably embedded in it. Specifically, the inserts (designated "friction fibres") are spaced from a statically neutral zone in the ski, but are located parallel to it. The friction fibres are coated with a lubricant layer, pref. consisting of a >50%) of low molecular polyolefins (mol. 400-40000). The friction fibres may be embedded in plastics foam density 0.2-0.5 kp/dm3). The ski has low tendency to vibrate violently when being run e.g. over uneven ground.
Patent DE-2716264-A1 (DE)
Title: Piece goods steamer - has shrouded material inlet and outlet shafts with steam level control to prevent air entering or steam escaping
IPC: D06B19/00
Filed: 1977-04-13
Abstract: The steamer, for treating piece goods, has an inlet and outlet to allow the material to pass continuously through a satd. steam atmosphere. There is a water sump at the bottom of the unit, and the material inlet and outlet slits run vertically downwards. There are vertical inlet and outlet shafts, open at the bottom and with their own steam levels, so that the inlet and outlet channels are enclosed. The design ensures that the material runs through steam without the ingress of air, as the inlet and outlet lie below the steam level, and steam does not escape.
Patent DE-2718563-A1 (DE)
Title: Gas-tight housing for electronic device - is used in corrosive environment and has elastic sealing bellows providing pressure equalisation
Inventor: KELLER ROMAN ING GRAD
IPC: H05K5/06
Filed: 1977-04-26
Abstract: The gas-tight housing, for electronic devices used in corrosive environments, consists of an outer rigid casing (2, 3) providing mechanical protection and an inner encapsulation (5a) providing the gas-tight seal around the electronic device (4). The inner encapsulation comprises an elastic bellows that expands or contracts so that the gas pressure inside it is always equal to the gas pressure outside it, i. e. to atmospheric pressure. This pressure equalisation ensures that no corrosive gas penetrates into the encapsulation and that no protective gas inside the encapsulation escapes to the atmosphere as a result of pressure differences.
Patent DE-2722816-A1 (DE)
Title: Hiking or walking coat - has rear part provided along back seat and leg region with inflatable rest cushion
Inventor: FUNCK JOACHIM DR MED
IPC: A41D13/05
Filed: 1977-05-20
Abstract: Hiking or walking coat is provided at the rear part in the resion of the back, seat and/or leg region with a double-walled portion which can be inflated to provide a comfortable rest cushion. Inflatable portion may be formed by lining which is constituted by a rectangular section subdivided along spaced lines into elongate cells. Lines may be continuous or discontinuous and formed by welding or adhesive bonding. The lining may be associated with the coat by sewing, welding or adhesive bonding. Cushion may be subdivided into a number of individually inflatable chambers or subsections.
Patent DE-2731368-A1 (DE)
Title: Circuit for priority reception of traffic messages - uses a car radio with traffic signal decoder switched through when traffic message appears
Inventor: KLEIN EBERHARD
IPC: G08G1/09
Filed: 1977-07-12
Abstract: The circuit contains a car radio with a traffic radio decoder and an l.f. selector switch in the car radio l.f. signal path. An l.f. wire for general radio programs is connected to the l.f. switch one terminal, and a wire for traffic messages is connected to the switch second terminal. An l.f. wire of a radiotelephone set (8) is connected to the l.f. switch (4) third terminal (c). The switch (4) is controlled by a logic circuit (9) with a stand-by switch (11). When the stand-by switch (11) is on, and either the car radio or the radiotelephone is operated, the appearance of a traffic messages causes the l.f. traffic wire to be switched through by control signals applied by the traffic radio decoder (2) to the logic circuit (9). When the stand-by switch (11) is off, the connection between the car radio (1) and the radiotelephone set (8) is disconnected.