baber/WOPTO huggingface dataset:
Patent DE-2622150-A1 (DE)
Title: Piped supply chain to moving component - has links forming open ended boxes for pipe round guide wheel
Inventor: CREMER HEINRICH
IPC: B65G17/40
Filed: 1976-05-19
Abstract: The chain supplies services via pipes or cables to a machine component travelling on a track above a stationary connection for the pipes or cables, comprising a chain with links having internal chambers in which the pipes etc. are accommodated. The chain has a self-supporting upper, a lower run resting on a support, and a portion round which it is deflected through 180 deg. The chain links (9) are in the form of square or rectangular boxes, open at each end, and forming a continuous hinges on the adjacent links, and runs round a guide wheel (23) pressed against it at the deflection portion.
Patent DE-2627398-A1 (DE)
Title: Multistage axial flow fan - has no interstage guide vanes but increasingly greater blade tip speeds of successive stages
Inventor: KOHA ROBERT DR ING
IPC: F04D25/06
Filed: 1976-06-18
Abstract: The m utli-stage axial flow fan operates without guide vanes between the stages and has the blade tip speed of each stage (V) lower than that of the subsequent stage (N). In the event of single or three-phase motors being used, each preceding stage pref. has a motor with the next greater number of poles than the subsequent stage. The stages may have identical impellers. The stages may run at equal speeds, the differences in top speeds being achieved by a greater impeller dia. of the subsequent stage. In this case the overlapping portions of successive impellers pref. have identical geometry.
Patent DE-2629005-A1 (DE)
Title: Velocity measurement for oscillating elements - uses magnet and coil system with part of magnet system attached to oscillating element
Inventor: BREITBACH ELMAR DR ING
IPC: G01H11/02
Filed: 1976-06-28
Abstract: The method uses the electrodynamic principle with a magnetic field generated by a magnet system. A coil system is also provided. Both systems are movable w.r.t. each other. A voltage proportional to the velocity of the relative motion is collected from the coil system. The magnet system (4, 5, 6) is divided in two parts carrying out the relative movement to each other. One part is attached to the oscillating element, and the coil system is allocated to one of the two parts. In one embodiment, a single magnet is used in the centre of the system, another uses a pair of magnets at the side and yet another method uses four magnets with opposing poles facing each other in pairs.
Patent DE-2632062-A1 (DE)
Title: Circulating cable railway car running gear - has hanger running rollers and frame friction rollers raised by compression springs
Inventor: RAENSCH GERHARD
IPC: B61B12/02
Filed: 1976-07-16
Abstract: The running-gear is for a circulating aerial cable railway, where there are holding-down brackets with a fixed-mounting holding-down rail for running-gear guidance, and a fixed running-rail wth the carrier cable hinged below it. Running-rollers are fitted on both sides of the hanger central axis, mounted rigidly in the frame above the carrier cable, and there are friction rollers resiliently mounted on the frame, with compression-spring connection to the running-rollers. When the running-gear enters the holding down area the rollers move on the running-rail, and friction rollers are raised by counter compression-spring pressure into a contact position for running off in the holding-down rail. Passage through the holding-down sector is rapid but safe, and wear is reduced.
Patent DE-2638393-A1 (DE)
Title: Normally closed three way solenoid valve - has valve piston with sealing inserts on both ends opened against spring action
IPC: F16K31/06
Filed: 1976-08-26
Abstract: The three way valve is normally closed by the action of a compression spring, (13) and has a cylindrical valve piston (10) which is enclosed by a solenoid coil (6). The centre of the valve piston consists of an elastic insert (15) for sealing the valve ports. When the coil is not energized, the inlet port (2) is blocked and the outlet side (3) is connected with the exhaust (4) on the opposite side of the coil. By energising the coil (6), the valve piston is lifted off the inlet port and at the same time the opposite piston and closes the exhaust bore (4).
Patent DE-2638643-A1 (DE)
Title: Plastic and metal ice skate - has steel skate blade moulded and riveted into plastic frame
Inventor: CHAMBERS ALAN F
IPC: A63C1/42
Filed: 1976-08-27
Abstract: The ice skate consists of a steel blade (24) which is moulded and riveted into a plastic frame (20). The frame consists of a rail over the top of the blade which carried supports for heel and sole plates (44). The mould for the skate is in two halves and has pegs which locate in two of the rivet holes in the blade (24). The other two rivet holes are covered by similar peg holders which press against the blade to hinder the entry of plastic into the rivet holes. Another hole (28) is put in the centre of the blade into which plastic is allowed to flow. The device (28) locks the blade in position in the frame so that, during cooling the plastic shrinks towards the centre. After cooling the rivets are fitted in place to form a strong, light and durable skate.
Patent DE-2639974-A1 (DE)
Title: Low temp. carbonisation of refuse - uses steplessly controlled amount of burned carbonisation gas for furnace heating and heat recovery
Inventor: LANGLOTZ GERD ING GRAD
IPC: C10B47/40
Filed: 1976-09-04
Abstract: A plant for the low temp. carbonisation of refuse such as tyres, textile articles, plastic, lacquer residue and packing material consists of a furnace which is heated to carbonization temp. and a furnace which utilises the heat of combustion of the low-temp. carbonisation gas. A combustion chamber below the first furnace is fitted with a burner. A flap valve is used to control the amount of recycled gas and therefore the temp. in the first furnace. The thermal carbonisation conditions can thus be adjusted steplessly to suit the particular charge of refuse. Even products requiring up to 800 degrees C can be processed successfully.
Patent DE-2653666-A1 (DE)
Title: Organic chromium cpds. derived from hexa:methyl-di:silazane - and chromium chloride, with ligand incorporation, used in polymerisation catalyst prepn.
Inventor: HORVATH BERTALAN DR
IPC: C08F4/72
Filed: 1976-11-23
Abstract: Organic Cr cpds. claimed have formula Cr N(SiMe3)2 nLL', (I), (in which each L and L' is a 4-18C cyclic or acyclic ether, tert. 6-18C aliphatic amine, 1-ring heterocycle contg. 1 or 2 N atoms as heteroatoms, a 2-8C aliphatic nitrile or a 7-14C aromatic nitrile, and n = 2 or 3), where Cr/N(SiMe3)2/2.2 THF, which is a known cpd., is excluded. The use of (I) for the prepn. of polymerisation carrier catalysts is claimed. (I) can also be converted to Cr (II)-alkoxides. On forming the Cr-surface cpd., (I) releases-N(SiMe3)2, which reacts with free OH gps. and imparts water-repellent properties to carrier. In an example (I) was prepd. by reacting HN(SiMe3)2 in an ether-contg. soln. with N-BuLi; reacting prod. with CrCl2 and further reacting the Cr(N(SiMe3)2)2.2 OEt2 soln. obtd. with various ligands.
Patent DE-2655313-A1 (DE)
Inventor: WILDEN HERMANN
IPC: H02G3/04
Filed: 1976-12-07
Abstract: A carrier device of this type has longitudinal carriers (11) and cross-arms (12), which cross-arms are separated from one another in a reciprocal arrangement and over which laterally open U-shaped shoes (14) are pushed, the free limbs of which project beyond the edge of the cross-arm and are locked into place on the cross-arm (12) by arresting or retaining pins (31 or 23, 24) which allow the shoes (14) to be shifted on the cross-arms (12) and simultaneously provide lateral retention of the cables or pipes laid on the carrier device. There is therefore no need for holes to be drilled in the cross-arms (12), thereby reducing manufacturing costs. <IMAGE>
Patent DE-2702112-A1 (DE)
Title: Knitted articles interconnected by frangible meltable yarns - which are sepd., after heat treatment, by passing articles successively through the nip of bursting rollers
Inventor: EHEMANN KURT
IPC: D06H7/22
Filed: 1977-01-19
Abstract: Knitted articles which are joined together by thermoplastics meltable yarns are separated following heat treatment in a finishing stage by passing the articles successively into the nip of bursting rollers which accelerate the leading article w.r.t. the trailing article. Sepn. process is fully automatic whereby no yarn residues are left in the articles and special yarn removing devices are dispensed with.
Patent DE-2718377-A1 (DE)
Title: Axially split connecting element - has oppositely offset surface over joint face area
Inventor: LINDNER GUENTER
IPC: F16B13/08
Filed: 1977-04-26
Abstract: The connecting element used where threaded elements cannot be used consists of two halves fitting together along the axial line (2). One end has a shoulder (3) which has an outside dimension larger than the opening through which the element is to be applied. The shouldered end (3) is split along contact surfaces (4) and the other end of the element is cylindrical with a diameter larger than the opening in the part to be connected. The two halves in this area contact each other along lower surfaces (5). Along the rest of the length of the element the jointing surfaces are recessed, so that in fitted condition a gap appears. To fit the element the two halves are axially shifted against each other, so that protruding surfaces (4, 5) fit into recessed surfaces forming a gap (6), the outside diameter of the shouldered part (3) being reduced enough to pass through the opening of the part to be connected. Then the two halves are axially shifted back into contact position of surfaces (4, 5).
Patent DE-2719766-A1 (DE)
Title: PBX telephone exchange - has selectors for internal connections divided into two groups
Inventor: DIRR JOSEF ING GRAD
IPC: H04Q3/62
Filed: 1977-05-03
Abstract: The PBX telephone exchange has devices dividing the selectors for internal connections into into a separate part and into a central part. Calls can be made via both parts and both parts can be busied. When the called party lifts his receiver only a separate part is used to connect the two parties. Further devices are used for transferring the marked position of the central selector when the called party lifts his receiver.
Patent DE-2724138-A1 (DE)
Title: Wine storage container of polygonal cross=section - has sloping support surfaces, stands on short legs and is made of stainless steel
Inventor: BAECHLI EMIL
IPC: B65D90/10
Filed: 1977-05-27
Abstract: The container is of non-oxydizing material, esp. stainless steel for the storage and/or fermentation of wine, fruit juices, etc. The container (1) has a polygonal cross section with external surfaces of different widths. Sloping support surfaces (7) are positioned between jacket (2) and lid (3); and between jacket and bottom (4). The front of the container is straight and its lower part has an aperture to accommodate a surround (8) for an inspection aperture. A sleuce baffle (17) is removably positioned in the surround, and has side- and lower seals. The support surfaces of the container floor have feet. The container has in- and outlet sockets (12, 15), a clear tapping valve (16) and a relief valve (13).
Patent DE-2731044-A1 (DE)
Title: Marine seismic exploration system - has broadband energy source and hydrophone streamer trailed behind ship
Inventor: RUEHLE WILLIAM HAROLD
IPC: G01V1/38
Filed: 1977-07-08
Abstract: A ship (11) follows a seismic exploration route and surveys an underground formation below a water layer (13). Behind the ship is trailed a cable (17) carrying a linear, horizontal arrangement of seismic energy sources (14, 15, 16,...) and surface floats (18, 19, 29,..). A streamer bearing hydrophones is also trailed behind the boat. Ideally the first hydrophone is positioned directly opposite the centre of the energy source arrangement. A surface buoy permits the precise determination of the positional relationship between the streamer and the energy source. The energy sources, which may conveniently be air guns of known type, transmit broadband seismic impulses. The wavelength of the lowest frequency is less than that of either the energy source or the hydrophone streamer.
Patent DE-2732535-A1 (DE)
Title: Double scissors for hairdresser - with two closely spaced pairs of blades to provide even cut and avoid stepped finish
Inventor: POGGETTI PIETRO
IPC: B26B13/24
Filed: 1977-07-19
Abstract: The upper pair of blades consists of one blade(1) with a comb(87) formed by a series of parallel slots(9) which mates with a smooth blade(5). A second pair of blades both of which are smooth, are mounted on a common pivot bolt(7) and attached to common handles(3)(4). Each pair of blades are held together by a bearing sleeve for each pair and at lest one of the sleeves is screw threaded. A connecting screw between the sleeves is used to adjust the spacing between the sleeves. Pref. the thread of the sleeve(s) and the the connecting screw are of opposite configuration.
Patent DE-2736812-A1 (DE)
Title: Cylindrical mixer for liquids plus solids - shaft has blades with curved ends to prevent changing particle structure
Inventor: SCHLUETER WILHELM
IPC: B27N1/02
Filed: 1977-08-16
Abstract: A continuous cylindrical mixer for liquids and powdered/granulated/fibrous/chip solids has a cylindrical mixing chamber with inlet, an adjacent cylindrical mass-forming zone, inlet for the liq., mixing area and outlet, and a through high-speed mixer shaft carrying the operating tools. The individual tool has a blade, at least in the area between the inlet and cylindrical zone, it rotates on the shaft and has a radial web. Design provides minimum impact/compression/shear and friction forces on the particles but optimum acceleration and shortest possible axial components in the cylindrical zone plus adequate axial movement; particles are thus liable to minimum change in their structure; suitable for e.g. resin/wood chips.
Patent DE-2739657-A1 (DE)
Title: Pressure protection system for boiler gas preheater - has primary and secondary circuits for rapid closure units (CS 3012.78)
Inventor: KALHOUS JIRI DIPL ING
IPC: F23N5/24
Filed: 1977-09-02
Abstract: The excess pressure protector is used in a gas preheater for a boiler. The gas preheater has automatic gas pressure regulator reducing pressure to a specified value. This protection system protects the boiler system assembly with heat exchangers and fittings and boiler house with boilers, expansion vessels and fittings. The protection arrangement is readily accessible and explosion danger in the boiler house is prevented when allowable pressure is exceeded. The gas pressure reducer has primary circuit and secondary circuit. A first safety rapid closure unti is fitted into the primary circuit. A second safety rapid closure unit is held in secondary circuit. The first pulse signal conductor is connected to the hot fluid distributor channel of the heating plant.
Patent DE-2740080-A1 (DE)
Title: 2-Aminoalkyl-1,4-di:hydro-pyridine derivs. - with broad spectrum of effects on the heart and circulation, e.g. lowering blood pressure and spasmolytic effect
Inventor: BOSSERT FRIEDRICH DIPL CHEM DR
IPC: C07D211/90
Filed: 1977-09-06
Abstract: Dihydropyridines of formula (I) and their pharmaceutically acceptable acid addn. salts are new: In (I), R1 is H, alkyl, alkoxyalkyl or aralkyl, opt. substd. in the alkyl or aryl fragments; A is opt. branched alkylene; Y and Z are each COOR2,COR2,CN or SO(n)R3; R2 is alkyl (opt. substd. by alkoxy OH, NH2, or alkylamino)alkenyl, alkynyl, alkylaminoaralkyl or aralkyl, opt. substd. as in R1; R3 is alkyl (opt. substd. by alkoxy, NH2 or alkylamino) alkenyl, aryl, or aralkyl, opt. substd. as in R1; n is 0-2. R4 is H, alkyl (opt. interrupted by O), or -ANH2; X is aryl. opt. substd. by 1-3 of phenyl, alkyl, alkenyl, alkynyl alkoxy, alkynyloxy, acyloxy, halo, CF3, CF3O,OH,NO2,CN N3,NH2 (opt. substd. by alkyl or acyl), carbalkoxy, carboxamido, sulphamido or SO(n)alkyl; or X is quinolyl, pyridyl, pyrimidyl, thienyl, furyl or pyrryl (opt. substd. by alkyl, alkylamino, NO2 or halo), or opt. substd. aralkyl cycloalkyl, cycloalkenyl or styryl. (I) have circulatory activity. The main effects are (i) powerful and sustained dilation of cardiac blood vessels reinforced by a nitrate-like effect on the heart and modification of cardiac metabolism to save energy; (ii) redn. of blood pressure in normal and hypertonic subjects; (iii) antifibrillatory effect; (iv) spasmolytic effect on smooth muscles of the vascular system, stomach, intestines, urogenital tract and respiratory system; (v) effect on blood lipid and cholesterol levels.
Patent DE-2743580-A1 (DE)
Title: Storm sewage bar screen - with downward inclined bars for self cleaning action
Inventor: REPPERT HERBERT
IPC: E03F5/14
Filed: 1977-09-28
Abstract: The Parent Patent described a bar screen for storm sewage relief channels. This has now been improved by ensuring an automatic clearance of matter retained by the bar screen, without requiring any maintenance. The bar screen is downward inclined in the direction of flow of the storm sewage and terminates in a V-shaped collection chamber. A discharge pipe at its apex carries away any matter, retained by the bar screen, by the velocity of flow. The inlet end of the bar screen is fitted with an overflow and fluid, free from suspended matter, which passes the screen flows over the collection chamber and into a drainage duct at a lower level.
Patent DE-2748275-A1 (DE)
Title: End fixture for optical fibre bundle - has winding of tinned copper wire soldered to bundle of exposed fibres embedded in resin
Inventor: LANG MANFRED DIPL ING DR ING
IPC: G02B6/44
Filed: 1977-10-27
Abstract: To seal the end of a bundle of optical fibres, the fibre cable sheath (1) is held in one clamp (4) and the exposed fibre bundle (2) is held in another (5). The two clamps are both fixed, but a rotary guide arm (6) is mounted on the second, and is used to guide the winding of a tinned copper wire (3) which is wound around the bundle of fibres under a controlled tension. The winding process is actuated by a gear wheel drive, associated with a lead screw which operates the axial movement of the binding wire. One end (9) of the wire is held by a fixed projecting arm extending from the lower clamp (5). A heating jet (7) is used to embed the fibres in epoxy resin and at the same time to heat solder to form a sweated joint around the tinned copper wire.
Patent DE-2749101-A1 (DE)
Title: Plastics moulding machine for low temp. plasticising - has worm screw feeder with steeply pitched vane provided with radial plasticising pins
Inventor: WITTROCK LUDWIG
IPC: B29C48/67
Filed: 1977-10-27
Abstract: Moulding machine has its worm screw feeder provided with a helical vane whose flanks are disposed at a steep pitch, such that the surface area of the cylindrical wall is greater than the area of the vane between the flanks of which is a number of mixing cams, the collective area of which does not exceed that of the cylindrical wall. Used for extruding or injecting moulding plasticised PVC or polyethylene. In injection moulding the feeder can operate as an intermittently rotated plasticising member for low pressure plasticising or intermittently operable axially displaceable high pressure piston. Plasticised mass is uniformly mixed at lowest possible temp. permits optimal flow and is not liable to set on the cylinder walls.
Patent DE-2758294-A1 (DE)
Title: Decorative facing strip for furniture - has multilayer construction with outer surface scored to produce desired design
Inventor: SCHROEDTER GERT
IPC: B27M3/18
Filed: 1977-12-27
Abstract: The decorative strip for furniture has an upper paper layer formed with decorative designs. The strip has different designs, these being separated optically and corresponding to the dimensions of the furniture. The strip is pref. designed to represent the front face of a piece of furniture. The designs are pref. continuous on the strip, and are separated by cut lines. The designs are pref. decorative borders with mitres extending into the corners of the furniture. The designs may be multi-coloured.
Patent DE-2802232-A1 (DE)
Title: Magnetic tape recorder head carriage drive - brings carriage into playing position by applying stop face to outer periphery of turning cam against spring force
Inventor: GRUETTER MARKUS B
IPC: G11B5/54
Filed: 1978-01-19
Abstract: The tape-recorder head carriage drive uses a motor to actuate the head carriage which is displaceable in relation to a frame (11). The head carriage is displaced by keeping it, together with its sound heads (37, 38) away from the tape (36) by springs (34) when it is in the position of rest. The carriage (10) is brought into the playing position by applying a stop face (46) to the outer periphery of a turning can (14) against the force of the springs. The stop face may be formed by one edge of a spring-loaded rocker.
Patent DE-2803018-A1 (DE)
Title: Securing identification documents for police inspection - has photograph glued to page opposite hole in preceding page, with both pages glued together
Inventor: LIE LOEK-KIT
IPC: G07D7/00
Filed: 1978-01-21
Abstract: The method is intended to prevent the forging of identification documents, such as identity cards and passports. The sheet with the usual identification information is provided with additional coded information, and the edge of a photograph is covered by a frame on which a pattern and a passport etc. number are printed. The passport page has an opening (16) cut in it, the passport photograph is glued to the next page opposite the opening, and both pages are glued together, holding the photograph between them.
Patent DE-2806479-A1 (DE)
Title: Conditioning flue gas with sulphuric acid - which is injected ito gas via a sonic nozzle, as a mist
Inventor: OLSON WALLACE IVAR
IPC: B03C3/013
Filed: 1978-02-16
Abstract: Flue gas contg. flyu ash is reated to promote electrostatically pptn. by injecting H2SO4 is passed under presure through a PTFE-lined acid line into a lance incorporating a sonic nozzle. A part of the acid line is heatd adjacent the lance so that the H2SO4 will be heaed to a temp. above ambient but below its vaporising temp. and sufficient to increase its temp. to >=93 degrees C before it leaves the nozzle. Air is passed through an air lien into the nozzle at >=10 psi greater than the pressure of the H2SO4. Within the sonic nozzle vibrations break up the liq. H2SO4 into a mist having a mean droplet size below 10 mu.
Patent DE-2811210-A1 (DE)
Title: Output linkage for internal combustion engine - has cam and gear drive between piston and output shaft
Inventor: KADLEC MIRO
IPC: F01B9/04
Filed: 1978-03-15
Abstract: The engine has a piston reciprocating in a cylinder. The piston rod is pinned at its outer end to a lip on a cam ring. The cam ring is attached to a pinion wheel which is forced into engagement with an internally toothed gear wheel, to drive the output shaft through a planet gear. The cam ring has a further lip which is pinned to a guide rod whose other end is pinned to a fixed point on the engine casing. The speed of the shaft in relation to piston velocity can be adjusted by alteration of the length of the guide rod.
Patent DE-2817538-A1 (DE)
Title: Pumped water central heating system - has heat derived from water heater of minimal capacity via heat exchanger
Inventor: SOBIG HARALD
IPC: F24D3/10
Filed: 1978-04-21
Abstract: The central heating system uses circulating water, having a heat source heated by a burner with a fan using liquid or gaseous fuel. The heating circuit is connected to that of the heat source by a mixing valve controlling the temp. and there is a circulating pump in the heating circuit. The heat source (1) is a water heater with minimal water content and the feed and return pipes (3, 7, 11, 4) between it and the heating circuit (10) are passed through a separate vessel (5) functioning as a heat exchanger. A circulating pump (60) is mounted in the supply of return pipe between source and vessel, on which the unions for feed and return pipes are at opposite ends.