baber/WOPTO huggingface dataset:
Patent DE-2808298-A1 (DE)
Title: Digital controller for multiphase thyristor chopper - has clock pulse counter connected via decoder to thyristors and shifted pulse train decoders also receiving output from reverse counter
Inventor: KALINITSCHENKO ANATOLIJ JAKOVL
IPC: H02P5/68
Filed: 1978-02-27
Abstract: The chopper control is for use with machines fed in parallel from a common d.c. source e.g. in electric vehicles. The digital control is intended to ensure that all choppers do not switch on at the same instant. Timing pulses are generated and fed to a counter which transmits them to a non-delayed pulse decoder for triggering the choppers (8, 9, 10, 11) is sequence. The pulses are also fed to time delayed pulse decoders which trigger the commutating circuits. An up-down counter system provides the second input to the delayed decoders to set the commutating point. Diode matrices are used to form delay circuits.
Patent DE-2809147-A1 (DE)
Title: Tyre with retracting grips - has radial push rods acting between recessed grips and hub cams
Inventor: KRALIK MILAN
IPC: B60C11/16
Filed: 1978-03-03
Abstract: The outside of the tyre is fitted with a pattern of grip links in a recess groove, with each link hinged on the tyre fitting with one end and with the other end linked to the end of a radial servo drive set through the tyre and to a hub fitting. As the servo drives are extended the grip links are set proud of the tyre to grip the road. The tyre can be used on normal roads, with the grips retracted so as not to damage the road surface. A central cam around the hub operates on all the servo drives to push outwards and raise the links, with the operation controlled by a dashboard switch.
Patent DE-2812226-A1 (DE)
Title: Protecting munition carried by military vehicle from explosive impact - using bins made of pref. fibrous polyamide-6 laminate or coated or lined with it
Inventor: HOHMANN CLAUS
IPC: F42B39/28
Filed: 1978-03-21
Abstract: Polyamide-l, opt. fibre-reinforced, is used in mfr. of ammunition bins, esp. those for military vehicles. The prod. protects the ammunition against impact of (shell) splinters whose thermal energy is sufficient to cause the ammunition to explode. The ammunition bin, need not be made entirely of polyamide-6 (or some other suitable thermoplastics); they may comprise some other (unspecified) material, covered or lined with (fibre reinforced) polyamide-6 laminate or a single-ply coating. Suitable for use in armoured vehicles.
Patent DE-2814287-A1 (DE)
Title: Detergent compsn. contg. N-vinyl! imidazole polymer - as discoloration-inhibiting additive
Inventor: WALDHOFF HEINRICH DIPL CHEM DR
IPC: C11D3/00
Filed: 1978-04-03
Abstract: Detergent compositions contain anionic and/or non-ionic surfactants, framework substances and other usual additives, with addn. of 0.1-10 wt.% water-soluble or -dispersible N-vinyl imidazole homo- or co-polymer. The polymer additive is more effective than polyvinyl pyrrolidone in preventing transfer of colour to white or light-coloured textiles during washing with coloureds, and can be used in detergents contg. anionic surfactants. Pref. content of N-vinyl imidazole polymer is 0.2-5 (0.5-4)wt.%. Polymerisation grade is 10-10000(20-5000).
Patent DE-2816554-A1 (DE)
Title: Angle marking and measuring device - has theodolite-like instrument mounted on slide on rotatable arm
Inventor: BIEBER JOSEF
IPC: F16M11/04
Filed: 1978-04-17
Abstract: The device has a tripod with a head, a circular graduated plate rotatable on the tripod head, a sighting device or sighting telescope mounted on the graduated circle, and a plumb-bob for centering on a reference point. A straight arm (8) is rotatable on the tripod head (4). Its longitudinal axis is perpendicular to its axis of rotation. A slide (20) can move and be locked on the arm, on which a column (30) can swivel and be locked. The graduated plate (46) is mounted on the column, and the plumb-bob is suspended on the column axis.
Patent DE-2817008-A1 (DE)
Title: Spool valve for hydraulic system - has sealing rings between chambers around inner sleeve and between spool sections
Inventor: HAERTWIG MANFRED
IPC: F16K27/04
Filed: 1978-04-19
Abstract: The spool valve for e.g. a hydraulic circuit, has a spool (3) down the centre which slides axially inside a sleeve (2) inside the housing (1). The sleeve has grooves (6, 8, 10) around it communicating through radial holes (5, 7, 13) with the spool chamber and communicating also with a working line (A), the tank (T) and the pump (P) respectively. Movement of the piston connects the latter lines selectively via a chamber (4) near the middle of the spool. The spool also has grooves (12, 19, 20) around it, for sealing rings. The spool has two grooves (12, 19) near the return spring end, and one (20) near the other end, with the chamber (4) between them. There are further sealing rings inset in the sleeve (2) between its chambers.
Patent DE-2823591-A1 (DE)
Title: Multiple layer glazed window - has two outer glass panes divided internally by transparent plastics film, held in tension
Inventor: TROLLE STEN
IPC: E06B3/67
Filed: 1978-05-30
Abstract: The multi-glazed window to reduce heat loss has two outer panes (3, 4) of glass set into a suitable frame (1, 2). The internal spacing between the frames is further sub-divided by a transparent plastic film to again reduce the heat loss. This inner film is in one piece, folded into two lengths (15, 16) with the free ends fixed into the upper part (5, 6) of the frame. The fold line lies downwards and is held by a circular rod (11) onto a profiled sealing pad (21). Tension is applied onto the rod by springs (17) to form three separate internal divisions (12, 13, 14).
Patent DE-2827802-A1 (DE)
Title: UV bedside sun lamp - has irradiation body extended from housing on telescopic bars with angular adjustment
Inventor: POMPLUN DIETER
IPC: A61N5/06
Filed: 1978-06-24
Abstract: The ultra-violet sun-tanning lamp is for use at the bedside. It has an irradiation body (b) in a housing (a) and mounted on two telescopic bars. The body is extended from the housing by hand or electric motor, and locked in the final posn. by insection of a pin (c), when hand-operated. A clamping device (d) allows angular adjustment steplessly from the vertical to the horizontal posns. The design is compact, and travel rollers (3) allow easy manoeuvring.
Patent DE-2833638-A1 (DE)
Title: Robot hand programming system - uses frame with guide handle mounted on hand via force sensors
Inventor: RICHTER HANS
IPC: B25J13/08
Filed: 1978-08-01
Abstract: A frame (12) with a handle is mounted round the land of the robot. Forces sensors (13) are used to support the frame on the hand (13). The handle is used to move the hand over the initial path during programming. The forces exerted on the handle are transmitted via the sensors to the hand. The signals generated in the sensors are stored in a programme and are used to control the motors which manipulate the hand about three axes.
Patent DE-2835334-A1 (DE)
Title: Circular heat exchanger for natural gas liquefication - having refrigerant distribution chamber feeding distributor pipes from top capable of installation on swaying offshore rigs
Inventor: SUESSMANN WOLFGANG DIPL ING
IPC: F28D5/02
Filed: 1978-08-11
Abstract: Coiled tubular heat exchanger has a system for distributing the coolant over the outside of the tubes. It has a centrally located tube which acts as a storage and distribution system for the coolant or refrigerant. The refrigerant is distributed from a series of pipes which radiate outwards from the central pipe and distributed it into a series of circular pipes. These have holes along their lower edge which correspond to the vertical runs of the tube coils. Each tube is thus individually irrigated. Used esp. for natural gas liquefication on offshore rigs. The tendancy towards rocking makes conventional distribution unsatisfactory. The system described maintains full capacity even if the exchanger is swaying about.
Patent DE-2848207-A1 (DE)
Title: Shaft eccentric driven hydraulic piston pump - has inlet port formed through base of piston and piston shoe guide
Inventor: SCHLAGMUELLER WALTER
IPC: F04B1/053
Filed: 1978-11-07
Abstract: The pump has a hollow piston (24) reciprocating on a cylinder bush (21). The flat bottom (26) of the piston slides on the flat top surface of a guide (28) which is held on a pin projecting eccentrically from the end of the drive shaft. The eccentric movement of the pin causes the piston to reciprocate and the bottom of the piston slides laterally on the guide. The guide has a groove (31) cut diagonally through its top, and the bottom of the piston has a bore (32) in it. These come together at bottom dead centre to form the inlet opening from the suction chamber surrounding the end of the shaft.
Patent DE-2848418-A1 (DE)
Title: Fading control potentiometer with resistance coil - has coil turns in regions near to run-up rails wound at greater pitch than in middle section
Inventor: HENNINGER HELMUT ING GRAD
IPC: H01C10/38
Filed: 1978-11-08
Abstract: The fading control is partic. intended for stereo loudspeakers in motor vehicles, in order to control the tone middle point inside the vehicle compartment, while providing a high degree of sensitivity. The resistance wire coil is mounted on an insulating support and connected to run-up rails. On the latter, as well as the coil, slides a double contact slider in a manner resembling a potentiometer. The turns (6) of the resistance coil are wound with a greater pitch in the sections (A, C) near the run-up rails (4, 5) than in the middle section (B) of the coil (7). The entire coil is pref. wound of the same continuous resistance wire. The ends of the support are provided with terminal eyelets (2, 3) for soldering, connected or forming a transition to the run-up rails. The total resistance of the coil may be 40 ohms. The slider (8) has a lead (12).
Patent DE-2849689-A1 (DE)
Title: Music reproduction and recording device - uses signals describing e.g. piano key depression to operate second remote piano fitted with electromechanical actuators
Inventor: PIERSKALLA JOACHIM
IPC: G10G3/04
Filed: 1978-11-16
Abstract: The reproduction and recording device eliminates the path of the music over microphone, amplifier disc or tape recorder and loudspeaker. Instead, the effects on a musical instrument, produce the music, are recorded, stored and transferred to another correp. musical instrument. The original music is then re-heard. Example: in the case of a piano each key has a detector producing signals describing the way in which that key is operated. These signals are stored for later use in driving a second piano fitted with electromechanical devices for moving its keys.
Patent DE-2855625-A1 (DE)
Title: Traffic light control system - clears route for emergency service vehicle by transmitting signals along speech channels from vehicle to central control via beacon
Inventor: GO GIOK BIE DIPL ING
IPC: G08G1/087
Filed: 1978-12-22
Abstract: A traffic light control system enables the route to be cleared from a central control station for emergency services. Control signals are transmitted without the intervention of the driver. The traffic signals are set in favour of the emergency vehicle at up to a distance of 500m. and the vehicle automatically operates the lights to its favour. The control signals are transmitted along a speech channel from radio equipment installed in the vehicle. The equipment comes into operation only after the vehicle passes a radio beacon at a given distance from the traffic lights. The control signals are evaluated in the control stations. They are allocated addresses so that the traffic lights will only respond to specific signals. The transmission of control signals from different vehicles are synchronised.
Patent DE-2901846-A1 (DE)
Title: Pressure liq. flushing appliance - has inflow and outflow pipe sockets and apertures sited to give compact shape
Inventor: SCHENCK ZU SCHWEINSBERG JOHANN
IPC: E03D3/04
Filed: 1979-01-18
Abstract: Inflow and outflow pipe sockets are sited in an elongated housing, with an activating device passing through a sealed end cover, and with a socket combining with its walling to form a flow channel in the pressure flushing assembly. The inflow socket (3) opens out at the periphery into the housing (2), while the outflow socket (4) opens out from the end opposite to the cover (5). The socket (10) with a closed base (a a valve aperture (15) surrounded by the valve seat (14) at the other end, opening out into a deflection chamber (7) linked to the outflow socket by the flow channel (16). An inflow opening (19) between valve seat and closer's (20) sleeve (24) is in contact with the inflow pipe socket.
Patent DE-2904140-A1 (DE)
Title: Working fluid for hot dry rock geothermal systems - consists of a ketone and water and gives reduced scale
Inventor: REX ROBERT W
IPC: F03G4/06
Filed: 1979-02-03
Abstract: A hot dry rock geothermal system is operated by passing a fluid mixt. of a ketone and water into an injection well and through a geothermal reservoir formation to a prodn. well and flashing the prod. into a vapour. Problems with scale formation in the system when the heated fluid is flashed to steam are eliminated and, because of the relatively low b.pt. of the mixt., the system can be operated with geothermal formations having lower rock temps. Energy may be extracted by using the vapour to drive a turbine.
Patent DE-2913117-A1 (DE)
Title: Fuel injection distributor for Diesel engine - has buffer cylinder and separate distributor sleeve to make injection independent of pumping speed
Inventor: WAGNER ALBERT
IPC: F02M41/16
Filed: 1979-04-02
Abstract: The distributor has a shaft (1) with eccentric sections which operate rocker arms (5). Each rocker arm drives a spring-loaded pumping piston (4). The timing can be adjusted by alteration of the setting of the rocker support (6). Both pumping cylinders discharge into a buffer cylinder (2) which contains a spring-loaded piston. The fuel flows from these into a rotating distributor sleeve (3), from which it passes to the several cylinder injectors in turn. The distributor sleeve is driven by a crown wheel from the shaft (1). The buffer cylinder and distributor reduce the number of pumping cylinders needed and make the unit suitable for higher speeds.
Patent DE-2914082-A1 (DE)
Title: Open air plastic insulator - with anti-friction insert prevents conductor wear
Inventor: SCHIPPERS FRIEDHELM
IPC: H01B17/22
Filed: 1979-04-07
Abstract: Open air post-type insulators for the support of conductor cables are often made of cyclo-aliphatic casting resin with a quartz filler. They have a semicircular recess on top for the cable and a bore for a fixing element (rope or spiral). Both recess and bore are preferably formed in an insert, consisting of a material with high wear resistance but good sliding properties. Suitable materials are Al (alloys) or a synthetic resin such as thermoplastic polyester. Such as insert, specially a plastic injection moulding, can be produced at low cost and cuts out all cable wear.
Patent DE-2921866-A1 (DE)
Title: Rubber spring with damping action - has chamber between outer frame base and member vulcanised round pipe
Inventor: ALBERSINGER GEORG
IPC: B60G15/12
Filed: 1979-05-30
Abstract: The rubber spring unit with damping action comprises an annular rubber member vulcanised round an inner pipe and in a pot-shaped outer frame. Between the base of the outer frame and the member and pipe a chamber is formed. This chamber is reduced in volume when the unit is compressed. A valve can be provided, via which compressed air is delivered into the chamber, thus adjusting the capacity and spring characteristics. Damping can be effected by fluid in the chamber, forced by compression of the unit into the tube via a valve which has a throttling action on the return stroke.
Patent DE-2944367-A1 (DE)
Title: Epicyclic power transmission gear train - has double planetary pinions with separate sections meshing with annulus and sun-wheel
Inventor: MERKLE PAUL
IPC: F16H1/28
Filed: 1979-11-02
Abstract: The epicyclic gear train with cylindrical gears incorporates double planetary pinions (6,7). The smaller sections (6) of the latter mesh with the internally-toothed annulus (1), and the larger ones (7) with the sun wheel (1). As an alternative, the smaller sections can mesh with the sun wheel and the larger ones with the annulus. The design allows a much greater reduction ratio to be achieved, e.g. up to 25:1, than is the case with a conventional epicyclic gear train.
Patent DE-2946746-A1 (DE)
Title: Hydraulic radial piston pump - has inlet flow increasingly throttled with increasing speed and with increasing pressure at outlet
Inventor: HOHMANN JUERGEN ING GRAD
IPC: F04B1/053
Filed: 1979-11-20
Abstract: The hydraulic pump, partic. radial piston pump (1), throttles the flow in the inlet connection (7,19,3), pref. in the inlet ducts (3)leading into the pump cylinders (4). This throttling action is speed-dependent and has an output pressure-dependent action superimposed thereon. The pump may have a housing (5) with spring-loaded (17) pistons (2) driven by an eccentric (10), an inlet (via 7,19,3) and an outlet (via 21,22,8). The cylinder bushes (4) may be axially movable in the housing and supported therein by a collar (11) on each bush resting on a stepped portion (20) in the corresponding housing bore via a spring element such as an elastomer O-ring (6), a spring disc or a coil spring.
Patent DE-2947877-A1 (DE)
Title: Solar energy collector using air medium - is made from plastics film which encloses black metal heat absorbing plate
Inventor: BOETTCHER ALFRED PROF DR
IPC: F24S10/50
Filed: 1979-11-28
Abstract: A collector of solar energy is made from two sheets (1,2) of plastics film which are joined together with an air-tight seal along their edges. At least one of the sheets is transparent and a thin metal heat absorber (5) is fitted between the sheets. Air is circulated through the space (4) between the plastics sheets (1,2) and then passes through a heat exchanger to heat water. The heat absorber (5) and the opaque plastics is painted black to increase its rate of absorption.. The plastics outer walls of this type of solar energy collector provide thermal insulation which increases the collection efficiency.
Patent DE-2950162-A1 (DE)
Title: Stepping motor with high angular resolution - has cylindrical ferromagnetic body rotated by electromagnets and has magnetic flux return bracket
Inventor: SCHUBERT HERMANN DIPL ING
IPC: H02K37/00
Filed: 1979-12-13
Abstract: The stepping motor has at least three electromagnets (2) located equidistant around a circle. A circular ferromagnetic body (1) acts as a stop. The diameters of the circular stop of the ferromagnetic body resting on the poles (3) of the electromagnets differs from the diameter of the circle formed by the poles. The ferromagnetic body is made of soft iron and is a hollow cylinder. A magnetic return bracket (4) connects the poles of the electromagnets and acts as a holder for them.
Patent DE-2950558-A1 (DE)
Title: Re-entrant circulating stream jet - directs feed material and carrier fluid into circular chamber, transmitting resultant circular velocity to classifying vortex
Inventor: ANDREWS NORWOOD HENRY
IPC: B02C19/06
Filed: 1979-12-15
Abstract: The comminuting and classifying appts. of the re-entrant circulating stream jet type includes a vortex chamber and jet. The feed includes a central conical recess in one wall of the chamber. A coaxial circular chamber opens into the recess and unit to direct the material and gaseous carrier fluid into the chamber tangential to the wall of the chamber, so that the material and carrier fluid is added to the vortex with a rotative velocity. The appts. is also provided with a jet and anvil comminution of feed material and/or recirculating material. The chamber includes an annular shoulder for skimming undesirable particles in the feed material. The chamber includes an annular shoulder for skimming undesirable particles in the feed material.
Patent DE-2952674-A1 (DE)
Title: Vehicle hydraulic steering system - has rotary fluid-metering motor for flow from pump to steering cylinder
Inventor: PETERSEN HANS CHRISTIAN
IPC: B62D5/32
Filed: 1979-12-28
Abstract: The valve comprises two pairs of openings (A,B,C,D), the cross-section of which vary in dependence on relative movement of two valve parts. Each pair of openings is connected in series between the pump connection (P) and a tank connection (T) and being open in the neutral position of the valve. The cross-sections of the two openings (A,D) vary in the same sense to one another, but oppositely to the two openings (B,C). The metering pump (23) and the steering cylinder (1) are connected in series between the junctions (22,24) of each pair of openings. The steering system can have a second steering cylinder (2) and a second control (9).
Patent DE-3000869-A1 (DE)
Title: Rotary cylinder lock auxiliary stop piece - is influenced by spring pressing into side recess on back of key
Inventor: STEINBRINK WILFRIED
IPC: E05B27/00
Filed: 1980-01-11
Abstract: Front ends of spring-loaded case pins protrude into the holes for the cylinder pins and prevent cylinder turning, with key withdrawn or wrong, in a cylinder lock with pin tumblers. An additional blocking piece, for the fitting key, is inserted in a groove in the cylinder surface, permitting limited peripheral displacement. It is affected by a force-storage unit with end pressing into a lateral recess in the back of the key. In one edge area it has part of the cut-out for blocking engagement of the case pin, which is displaced following insertion of the correct key. This permits use of an additional blocking piece with parts directly on the key back.
Patent DE-3005975-A1 (DE)
Title: Concrete prefabricated component transport loading device - has hammer-head socket beginning as circular and ending in oval shape
Inventor: SCHROEDER WALTHER ING GRAD
IPC: E04G21/14
Filed: 1980-02-18
Abstract: The hammerhead anchor is arrested in a metal socket built into the component, in provision for transporting prefabricated components made of concrete. The socket in hammerhead shape, crosses over from a basic circular shape into an outward-leading oval shape. Two arresting grooves can be provided in the transitional area, ending inside the oval part, pref. in rectangular or rounded form. They may have lateral flanks of unequal length.
Patent DE-3006053-A1 (DE)
Inventor: HABRICH REINER ING GRAD
IPC: C08L63/02
Filed: 1980-02-18
Abstract: 1. Use of casting resin moulding compositions, made of epoxy resins hardenable with a cyclo-aliphatic diamine or a tertiary amine and based on bisphenol A and having an epoxide value of 0.50 to 0.58, for the production of ink mosaic recordings heads.
Patent DE-3009016-A1 (DE)
Title: Packaging mechanism for fibrous goods - packs goods in bales using multistage presses being first pre-compressed to greater pressure
Inventor: KURZKE HERBERT DIPL PHYS DR
IPC: B65B27/12
Filed: 1980-03-08
Abstract: The packaging method is for fibrous goods in bales. It uses multistage presses, and the goods are first pre-pressed then finally subjected to a greater pressure and then are packed or conveyed to a packing station. The goods are pre-compressed on a continuous processing stage and they are immediately afterwards pressed into a pressure container by an intermittently working pressure stamp. The filler opening cross section of the press is small relative to the measurements of the container, and the container is moved sideways during the filling operation with the return stroke.