baber/WOPTO huggingface dataset:
Patent DE-4139666-A1 (DE)
Title: Feeding bowl for budgerigars - has separate compartments for husks and feed
Inventor: SCHMIDT KLAUS DIETER
IPC: A01K39/01
Filed: 1991-11-29
Abstract: A feeding bowl for budgerigars or other similar caged birds has two compartments and an upper and a lower section. The upper section is seated in the lower one which is divided into separate husk and feed compartments, the depth being about two or three centrimetres, but can be more. The upper section consists of a hood and sides and a sieve covering the husk compartment. It may be made of wood, plastics or ceramic material, and its function is to separate the husks from the feed and deposit them in the special compartment. USE/ADVANTAGE - The sides extend to the end of the husk compartment, so preventing a sideways scattering of husks.
Patent DE-4200577-A1 (DE)
Title: Pretreating cotton, flax or linen textile to remove wax, grease and size - by contacting with bleaching liq. contg. peracetic acid and alkali and/or alkaline earth carbonate or percarbonate
Inventor: DENTER ULRIKE DIPL ING
IPC: D06L3/02
Filed: 1992-01-13
Abstract: Pretreatment process for textiles contg. natural fibres, esp. cotton, flax and/or linen, involves contacting with a pretreatment liq. (I) for a given time (T) and then washing the material. Liq. (I) contains peracetic acid (II) and an alkali and/or alkaline earth percarbonate or carbonate (III). (I) pref. contains 0.1-5 wt.% (II) and 5-50 g/l water-soluble alkali carbonate and/or percarbonate (IIIA), has pH 5.5-8.5, pref. 6.5-7.5, and pref. also contains a wetting agent. The textile is first treated with a soln. of (II) and then (pref. after 0.1-10 secs.) with a soln. of (III), both pref. applied by padding at a concn. of 100-1800 g/kg textile. Contact time (T) is 0.5-4 hrs. at room temp., or 0.5-15 mins. at 40-160 deg. C, pref. 1.5-4.5 mins. at 50-70 deg. C. The process is used for continuous scouring and bleaching of textile sheet, by pad-treating a continuous strip of textile with soln. (II), leaving for 0.1-0.5 sec., adding soln. (III), leaving for 1.5-4 mins. at 50-70 deg. C and then washing off the size and the decomposition prods. produced by bleaching. USE/ADVANTAGE - The process requires shorter treatment times (due to the spontaneous formation of active oxygen when (II) and (III) are brought together, resulting in more rapid removal of natural waxes, grease, and sizes from the material) and gives textiles with high absorbency, high degree of extn. and high degree of whiteness; no stabilisers are required, there is less fibre damamge, and the effluent contains only the corresp. acetate
Patent DE-4201744-A1 (DE)
Title: Extra circuit for LV halogen lamp adaptor - carries out forced interruption of oscillation at end of each mains half-wave
Inventor: WITTKY LOTHAR
IPC: H05B39/04
Filed: 1992-01-23
Abstract: The circuit adaptor is of half-bridge converter type, and has a short circuit for energising a LV halogen lamp. The circuit reacts to each operational mode, such as normal operation over a large load range, as well as to operation with overload and short circuit. In order to exclude a continuous oscillation over more than one mains half-wave, an extra circuit actuates a forced interruption of the oscillation at the end of each mains half-wave. Pref. a pnp-transistor charges, in inverse operation, a capacitor via a resistor, the capacitor being charged during the mains half-wave to a voltage of a Zener diode in parallel with the capacitor. USE/ADVANTAGE - Firm coupling of adaptor converter even at very large power and short circuit, limited to single mains half-wave oscillation.
Patent DE-4203320-A1 (DE)
Title: Fermentative aminoacid prodn. pref. in Coryneform bacteria - selected after chemical or physical mutation for increased aminoacid secretion
Inventor: BROEER STEFAN
IPC: C12N1/20
Filed: 1992-02-06
Abstract: A fermentative prodn. of aminoacids (AA) from AA producing bacteria is claimed in which a bacteria strain, pref. a coryneform bacterial strain, is used having an increased activity of its secretion system induced by chemical or physical mutations. The strains pref. is selected by screening using measurements of cell internal and cell external AA concns.. Pref. it also has a low pH dependence of the secretion. For lysine secretion, pref. a strain is used having a secretion rate above 10 micro Mol/min g dry wt. at a pH below 7.5, such as improved Corynebacterium (C.) glutamicum DSM 5714 and DSM6870. USE/ADVANTAGE - AA, e.g. L-lysine, L-isoleucine, L-arginine are food additives, part of infusion solns. and starting materials in the chemical and pharmaceutical industry. ADVANTAGE - So far, AA prodn. in bacteria was increased by targeted genomic mutations and amplifications. Using the new method, a further increase in the AA prodn. is achieved.
Patent DE-4204083-A1 (DE)
IPC: C08L3/02
Filed: 1992-02-12
Abstract: The invention relates essentially to biodegradable containers based on polysaccharide material which are coated on their surface and/or impregnated internally with rubber. The rubber is preferably used in the form of latex milk which is incorporated in the pulp or paste during manufacture of the containers or is applied to the finished containers. The containers can be used in place of conventional plastic containers and are suitable for disposal by biodegradation.
Patent DE-4206794-A1 (DE)
Title: Composting of wood impregnated with tar oil - using microorganisms capable of degrading tar oil components.
Inventor: RINGPFEIL MANFRED PROF DR SC N
IPC: C05F17/00
Filed: 1992-03-04
Abstract: Composting wood impregnated with tar oil comprises mixing the comminuted wood with materials contg. active microorganisms and nutrients, and aerating the mixt. in a closed container or covered heap until the tar oil components have been degraded to the desired extent and the compost has the desired consistency. Pref., the wood is mechanically comminuted to a particle size of 5-20 mm, further comminuted by a thermomechanical process (not described), and mixed with a concd. activated sludge suspension from the coal industry. Additional nutrients and wood-destroying microorganisms may be added. Part of the compost may be recycled to a source of microorganisms for the next batch. USE/ADVANTAGE - The compost is suitable for use in horticulture and agriculture.
Patent DE-4211170-A1 (DE)
Title: Securing elements for constant velocity drive joint - has finger tags on support ring welded into recesses around joint outer section which can replace costly securing elements
Inventor: TAUREG HERBERT
IPC: F16D3/223
Filed: 1992-04-03
Abstract: The outer side of the drive joint has recesses (12) between the bearing tracks, and open to the outside. The finger tags (4) are supplied on a ring and located in the recesses. Spot welds secure the tags after which the ring is cut away. The tags replace costly securing elements separately fitted. The recesses are shaped to locate the ring. The remainder of the ring is removed using prefabricated shear lines in the ring. ADVANTAGE - Simplified assembly, no restriction to angle of drive.
Patent DE-4212234-A1 (DE)
Title: Pressure regulating unit with diaphragm assembly and puppet valve - in which all three units are held together by ring unit locating around periphery within main housing
Inventor: BECK ERWIN DIPL ING
IPC: G05D16/06
Filed: 1992-04-11
Abstract: A pressure regulator has flow between inlet (9) and outlet (14) controlled by a poppet (10) that locates relative to a valve seat. The position of the poppet is dependent upon the outlet gas pressure on one side of a control diaphragm (7) and the force generated by a spring (5) subject to a manual setting (12). The spring force is applied to a second diaphragm (6) that provides guidance support for the poppet stem and also secured to this is a safety diaphragm (8). The diaphragms are located around the peripheries in a circular carrier. This secures all three together before insertion in the housing. ADVANTAGE - Simplifies assembly of unit.
Patent DE-4217930-A1 (DE)
Title: Automatic handling of garment sleeves during ironing - has proximity switches to limit movement of handling clamp in three dimensions, avoids need for manual adjustment for different sizes
Inventor: SAYER DIRK
IPC: D06F71/40
Filed: 1992-05-30
Abstract: The sleeves of a garment are gripped and closed automatically as it is placed on an ironing dummy and pressurised internally with air. A calmp positions the sleeve along a rail which can be swung about a vertical and a horizontal aixs. Each motion is controlled by a proximity switch which senses the edge of the sleeve to stop the motion and closes the clamp when it reaches its final position. The clamp has jaws operated by cylinders. After the clamp has closed, a further cylinder limits the motion of the slide along the rail thereby giving a controlled tension along the axis of the sleeve up to a max. set value. Switches limit the rotation of the rail about the vertical and horizontal axis respectively as it approaches the sleeve from above. A switch indicates the final position of the sleeve end. The switches can be optical, capacitative or ultrasonic. USE/ADVANTGE - The invention accommodates various shapes of garments with different dimensions without requiring manual adjustment.
Patent DE-4218157-A1 (DE)
Inventor: MUELLER PETER DR
IPC: C07D285/135
Filed: 1992-06-02
Abstract: The invention concerns thiadiazolines of general formula (I), in which n, R<1>, R<2> and R<3> are as defined in the description. The invention also concerns a method for the preparation of such thiadiazolines and their use as herbicides.
Patent DE-4218943-A1 (DE)
Title: Fuel injection nozzle for IC engine - has swirl chamber, and injected fuel and hot air form swirl flow in chamber
Inventor: LINDER ERNST DIPL ING
IPC: F02M67/04
Filed: 1992-06-10
Abstract: The injection nozzle has a body with valve seat and downstream valve opening. A displaceable valve needle acts with the seat. The needle is loaded by a closing spring, and by the fuel pressure in the opposite direction. The piston-like end of the needle is enclosed by a wall. The wall forms a swirl chamber, and fuel intakes open tangentially into the chamber. The end section (25) of the valve needle (20) fills the swirl chamber when in closing position, and covers the fuel intake openings (47). During the opening stroke of the needle, gas is sucked from the combustion chamber through the nozzle opening (15) into the swirl chamber. USE/ADVANTAGE - Fuel injection nozzle for IC engine gives intensive atomization and mixing with air in the combustion chamber.
Patent DE-4219341-A1 (DE)
Title: Rain detector for automatic vehicular windscreen wiper operation - is moved between active and concealed positions by electric motor and worm gear installed under bonnet
Inventor: VANDIERE AYMAR DE
IPC: B60S1/08
Filed: 1992-06-12
Abstract: The detector (4) housed in a space under the bonnet (2) has a circular disc (6) at the end of a movable arm (5) bolted (7) to a housing (8) between brackets (9). The bolt (7) and arm (5) are rotated by electric motor (14), worm wheel (15) and pinion (16) between an active position at the level of the windscreen and a rest position wherein the arm is out of sight. The device is retracted automatically when the bonnet is raised. ADVANTAGE - Detector which satisfies current stylistic requirements can be deployed into ideal position and retracted when not in use.
Patent DE-4220932-A1 (DE)
Title: Chemical pH sensor with which colour change is automatically evaluated - in which film of polymer soln. contg. photo-indicator and photosensitive material is formed and dried, and photosensitive material is activated to form light-conducting strips
Inventor: HOLLER THOMAS
IPC: G01N21/80
Filed: 1992-06-26
Abstract: In producing a chemical sensor for measuring hydrogen ion concn., colour changes in a photo-indicator material are automatically detected. A soln. contg. a polymer is prepd. using an organic solvent, this soln. is deposited in a thin film on a substrate material, and the film is then dried. A photo-sensitive material and a photo-indicator are added to the soln. and the thin film is deposited on a suitable polymer substrate. After drying, the film is structured using a photo-lithographic process, and both the lithographically treated and untreated parts of the film are fixed. USE/ADVANTAGE - Esp. for measuring hydrogen ion concn. in aq. solns. or moist gases. The sensor is compact and stable, and achieves a high accuracy of pH measurement in industrial applications. The end faces of the sensor are suitable for polishing so that light can be efficiently transferred into and out of the photo-indicator film.
Patent DE-4226926-A1 (DE)
Title: Analogue indicating clock with ring shaped housing and two or more hands - has driving parts accommodated in ring shaped housing with hands mounted on narrow rotating rings moved by mechanical drive
Inventor: RASPINI ANDREAS DIPL ING
IPC: G04B45/04
Filed: 1992-08-15
Abstract: The clock can be designed as a wall clock, self standing clock, a surface clock, a lamp clock or an advertisement clock. Alternatively it can be designed in the form of a wrist watch, an alarm clock or a table clock. The primary drive of the watch includes reduction gear elements, at least one battery, an electronic control circuit and bearing rollers which are inserted in the clock housing (1). The primary mechanical drive may be an electric motor, or a pneumatic or mechanical mechanism. ADVANTAGE - Free space left in centre of clock or watch can be used for alternative purposes e.g. advertising. Eye catching, can be used for special displays at exhibitions and sale rooms.
Patent DE-4229010-A1 (DE)
Title: Thermal transfer colour printer or copier - has repeated cycles of roller pairs to feed paper across print head followed by delivery to output stage
Inventor: TAMURA TOSHIHARU
IPC: B41J13/10
Filed: 1992-08-31
Abstract: The colour copier or printer has plain paper (4) sheets supplied from a cassette (2) and passed by a feed system along a path passing across the head of a thermal transfer unit (50). A colour ribbon (68) is transferred between reels (65,66). The paper sheet is extracted from the magazine by rollers (11,12,31) and passes through a guide (21) around a main print roller (34). The print head has a matrix of thermal elements (51) that bring the print ribbon against the print roller when the complete head assembly is moved through an arc by the action of a cam (41). The finished sheet is passed to a delivery tray (3). ADVANTAGE - Uses roller feed to transfer sheet through printer.
Patent DE-4233818-A1 (DE)
Title: Welding method using pulsed frequency - with reversed polarity phase to ensure good separation of molten drops from electrode
Inventor: MERKLE WILHELM
IPC: B23K9/09
Filed: 1992-10-07
Abstract: Welding method in which the DC produced by an electric arc between the electrode and workpiece is subjected to a predetermined pulse frequency from a base level (1g) to a higher level (1p). The novelty is that during the time when the current is reduced from its high level to the base level, it is subjected to a reverse polarity (In). USE/ADVANTAGE - Esp. in protection gas welding. The reverse polarity phase ensure premature and good separation of the weld material drops from the electrode. This leads to a relatively low transfer of heat to the weld area. The method is a simple and cheap improvement of prior art processes.
Patent DE-4234385-A1 (DE)
Inventor: JAGAU HERMANN HERBERT WILHELM
IPC: C10G1/10
Filed: 1992-10-06
Abstract: A process for the pyrolysis of organic wastes, preferably used vehicle tyres, and equipment for carrying out the process have been found. The pyrolysis takes place with exclusion of air and water and is operated under a reduced pressure, preferably in a metal bath, at a working temperature of less than 500 DEG C. In order to obtain an optimum product composition of the pyrolysed mixture of substances, with an increased proportion of gasoline and kerosene, the gas mixture produced in the pyrolysis is, after cooling, recycled into the gas space of the pyrolysis reactor. <IMAGE>
Patent DE-4239076-A1 (DE)
Inventor: PERNER JOHANNES DR
IPC: C02F5/10
Filed: 1992-11-20
Abstract: The invention concerns mixtures of (I) polymers of monoethylenically unsaturated dicarboxylic acids with a molecular weight of 200 to 5,000 and (II) (1) copolymers with a molecular weight of 10,000 to 150,000 consisting of (a) 10 to 70 % by wt. of monoethylenically unsaturated C4 to C8 dicarboxylic acids or salts thereof and (b) 30 to 90 % by wt. of monoethylenically unsaturated C3 to C10 monocarboxylic acids and/or salts thereof, (2) homopolymers and copolymers with a molecular weight of 1,000 to 500,00 consisting of monoethylenically unsaturated C3 to C10 monocarboxylic acids, (3) graft polymers with a molecular weight of 5,000 to 150,000 obtained by the radical-initiated graft polymerization of (A) monoethylenically unsaturated C3 to C10 carboxylic acids, their anhydrides and/or their salts in the presence of (B) mono-, oligo- or polysaccharides derivatives thereof, in the ratio by weight of A:B of (95 to 100):(5 to 80) and/or (4) polyaminocarboxylic acids and/or polymers containing aminocarboxylic groups, the mixtures containing components (I) and (II) in the ratio by weight of 10:0.5 to 0.5:10. The invention also concerns the use of such mixtures as additives in phosphate-free or phosphate-reduced textile-washing agents or as dispersants and deposit-prevention agents in cleaning agents for hard surfaces.
Patent DE-4239424-A1 (DE)
Title: Kneading mixer with rotating kneading shafts - reciprocated to avoid product nib deposits on housing wall
Inventor: SCHWENK WALTHER DR
IPC: B01F11/00
Filed: 1992-11-24
Abstract: The parent patent (DE4118884) claims a kneading mixer for carrying out mechanical, chemical and/or thermal processes, the mixer having two or more axially parallel rotating shafts, at least one (main shaft) of which has discs provided with peripheral kneading bars swept by cleaning or kneading and transporting elements arranged on the other (cleaning) shaft. The kneading bars of two adjacent discs on the main shaft are maintained at a spacing allowing passage of the cleaning or kneading and transporting elements on the cleaning shaft. In this patent of addn., the novelty is that the shafts (5,6) and/or the housing (1) can oscillate to-and-fro in the direction of the shaft longitudinal axes. ADVANTAGE - The design ensures complete avoidance even of small product nibs on the housing wall.
Patent DE-4243884-A1 (DE)
Title: Car door lock with disc-shaped, rotary latch
Inventor: LINDE HANSJUERGEN PROF DR ING
IPC: E05B81/14
Filed: 1992-12-23
Abstract: In the locking position, the rotary latch (1) is arrested a bolt (8), displaceable in parallel direction to the swivel axis of the rotary latch. The bolt is displaced by movement of a delocking element into a delocking position from the opening region of the rotary latch.The bolt is swivelable about an axis (7) parallel to a preset radial direction of the rotary latch. In the locking position, an arrester protrusion on the bolt, or laterally on the disc-shaped region on the rotary latch, grips under a support shoulder (6I-IV) on the other part, thus preventing a rotation of the latch.
Patent DE-4300001-A1 (DE)
Title: Water collected from night air by hygroscopic heat radiating materials attracting dew and other atmospheric moisture
Inventor: WOLF HENNING DR
IPC: B01D5/00
Filed: 1993-01-02
Abstract: Water is collected in a single or multi-stage process from cool ambient night air; further that materials are exposed to the air which are good infra-red radiating bodies and are so arranged that they release heat to the sky and cool strongly to attract preferential deposition of dew and atmospheric moisture which is then collected.The radiating/collecting materials are hygroscopic (pref. kieselgel, activated clay, sand) and continue to absorb moisture when their temp. is above that of the dew point. Moisture is drawn from these hygroscopic materials in further stages. The materials are heat-insulated from the ground using heat-reflecting or insulation materials. Cooled air is further cooled to below dew point and release more water. Air movement is regulated over cooling surfaces to optimise deposition of water.
Patent DE-4301610-A1 (DE)
Inventor: HERMES CHRISTIAN
IPC: B25B21/02
Filed: 1993-01-22
Abstract: An electrical percussion screwdriver 2, particularly for battery operation, has a striker mechanism 7 provided with a striker 17 drivable for axial displacement. The rotational blows are produced with the aid of a driving spring 20 periodically stressed by a V-groove striker mechanism 7. In order to be able to use the percussion screwdriver without rotary percussion for light screwing work, the striker mechanism can be disconnected. For this purpose use is made of an eccentric 30 which locks the striker 7 in the axial end position in which the driving spring 20 is unstressed. <IMAGE>
Patent DE-4305246-A1 (DE)
Title: Hydraulic door stay
Inventor: LECHNER MATTHIAS DR
IPC: E05C17/30
Filed: 1993-02-20
Abstract: Hydraulic door stay which is to be arranged between door and door frame or the like and exhibits a hydraulic cylinder (1) with an axially adjustable piston (2) which separates a hydraulic-fluid-filled interior of the hydraulic cylinder (1) into two chambers (3, 3'). A piston rod (4) connected to the piston (2) projects outwards through a sealed-off cylinder opening (5). Formed in the piston (2) are two through-passage openings (8, 8') which connect the two chambers (3, 3') and can be closed in mutually opposite directions by adjustable valve bodies (9, 9'). The two valve bodies (9, 9') are of a rigid design, each adjustably arranged in the assigned through-passage opening (8, 8') and are made to move, by in each case one spring (12, 12') supported in the through-passage opening (8, 8'), in front of an inner sealing surface (10, 10') or sealing edge of the through-passage opening (8, 8'). <IMAGE>
Patent DE-4315814-A1 (DE)
Title: Heated domestic appliance, such as cooker or baking oven
Inventor: HAUER THEO
IPC: A21B3/04
Filed: 1993-05-12
Abstract: Heated domestic appliance, such as cooker or baking oven, with an oven muffle (2) which has a charging opening and can be closed by a door (3) comprising a door back (4) with front panel (5) mounted thereon, the door (3) being supported in the closed position on the edge of the oven muffle (2) by its door back (4), and a device for collecting condensation water being present. In the lower region of the door back (4) or at the lower edge (2') of the oven muffle (2) there is injection-moulded a condensation water drainage profile (6, 7) of elastic, self-adhering material, running in a horizontal plane, by means of which the condensation water is channelled into the collecting device. Such a condensation water drainage profile can be produced and attached in one operation with a small amount of material and at low production cost. <IMAGE>