baber/WOPTO huggingface dataset:
Patent DE-2514412-A1 (DE)
Title: Separating piston for two chamber ampoule type injection syringe - with cup-type seal permitting transfer of injection liquid but sealing on injection
Inventor: WIMMER HANS
IPC: A61M5/315
Filed: 1975-04-02
Abstract: Separating piston for injection syringe, particularly for two-chamber injection ampoule with at least one radially oriented seal lip, in which the front part of the piston is formed externally as a tubular radially flexible cup which adjoins internally an annular cavity opening towards the front end of the ampoule. Advantageously, at least one and pref. two seal lips of known type are provided in the cup zone, and at least one outer seal lip at the other end zone of the piston. Maximum sealing between the piston and ampoule cylinder is obtd. with ease of displacement of the piston during injection of the ampoule contents. In a two chamber ampoule the possibility of overflow of one injection component in the region of the piston does not have deleterious effects on the seal during the expulsion process or curing storage.
Patent DE-2518382-A1 (DE)
Title: Clamping sleeve with internal sawtooth thread - has spindle screw tightening sleeve around workpiece
Inventor: BRAUNREITHER ERWIN
IPC: B23B31/40
Filed: 1975-04-25
Abstract: The clamping arrangement consists of a mounting spindle (1) which is provided with L.H. thread (2) of saw-tooth section. A split clamping sleeve (3) with internal saw tooth thread is mounted on the spindle. The sleeve is thus located on a row of short cones (5) which are formed by the sawtooth thread. The sleeve is pushed on to the spindle with the conical thread sections by means of a screw (7). The screw is mounted in the end of the spindle. The force of the screw is transmitted to the sleeve via a pin (8) which passes through the spindle and engages with the edges of a groove in a sleeve (6). When the screw is tightened, the clamping sleeve will move axially on the thread as the thread is left handed. The sleeve will expand and grip a workpiece in its bore.
Patent DE-2522392-A1 (DE)
Title: Lid for motor vehicle fuel cap cavity - has hinge with springs connected for closing and preventing noise
Inventor: BROCKHAUS ERNST
IPC: E05D11/10
Filed: 1975-05-21
Abstract: The hinge is used especially on the cover of the cavity in a vehicle body accommodating the fuel filling cap. The hinge is economical to produce, and noise in operation is readily suppressed by a spring of simple design. The hinge is loaded by a tension spring (17), one end of which is held in the opening direction in front of the hinge pin on the bracket (6). The hinge is a straight bar and the cover plate is folded over to form the hinge bearing. The folded part has also a web with a hole for holding one end of the tension spring.
Patent DE-2529068-A1 (DE)
Title: Crane lifting tackle for engines - has spreader beam lifting eye on nut adjusted in lengthwise direction
Inventor: LAUTERWASSER ERWIN
IPC: B66C1/62
Filed: 1975-06-30
Abstract: The tackle s for suspension from a crane hook, and is used for supporting engines during removal from and installation in motor vehicles. The engine is suspended by slings from shackles on a spreader beam. The beam is of T-section, with its cross-piece (7) carrying lifting shackles (8) for the slings, and is reinforced by a top rib (10). The beam (1) is free to rock and is tubular, with a threaded spindle (2) for a nut movable to and fro between the two spindle bearings. This nut carries at the bottom the bearing (4) for the lifting eye (6) with which the crane hook (13) engages.
Patent DE-2530183-A1 (DE)
Title: Cable driven lift with brake - has hydraulic pump coupled to motor and delivering through adjustable throttle
Inventor: DAFFNER ERNST DIPL ING DR
IPC: B66B1/04
Filed: 1975-07-05
Abstract: The cable-driven lift has a cage suspended from a pulley coupled to an electric motor, together with a brake. The brake is constituted by a hydraulic pump (5) coupled to motor (4) and pulley (2) and in whose circuit (6) an adjustable throttle is mounted. The throttle can be adjustable to match the speed of the cage (1). The cage speed can be determined by a desired-value emitter, dependent on its position in the shaft, and equipped with a transformer, coupled to the pulley by a gear train and if necessary a clutch, converting the positions of the cage into signals representing the desired speeds.
Patent DE-2534163-A1 (DE)
Title: Pneumatic measuring appts. with calibrating nozzles - having flow characteristic corresponding to required dimension of workpiece
Inventor: SCHULZ HELMUT
IPC: F16K11/074
Filed: 1975-07-31
Abstract: Pneumatic measuring appts. has a first duct (2) leading to the measuring nozzle and a second duct (3) leading to a calibrating nozzle. The ducts are connectable by a valve (4) to an air pressure supply duct including a pressure gauge. The calibrating nozzle has a flow characteristic corresponding to a required dimension of the workpiece due to be measured. To calibrate the appts. the valve is set to connect the supply to the calibrating nozzle and the gauge is adjusted to the required zone or other setting. Several calibrating nozzles may be connectable by an appropriate multi-way valve.
Patent DE-2536863-A1 (DE)
Title: Safety switch with rotary cylindrical insert and lock - has intermediate blocking lever driven by cam fixed to key socket
Inventor: MERKLE PAUL
IPC: H01H27/06
Filed: 1975-08-19
Abstract: The safety switch has a rotary cylindrical switch insert, a lock and an intermediate lever pivoted vertically in a longitudinal or transverse plane. The lever locks the switch disc. The intermediate blocking lever for the switch is acted on by a spring that holds it in its disengaged position. The lever is moved towards its blocking position by a cam (11) or a similar device fixed to the key socket and rotating with it.
Patent DE-2542793-A1 (DE)
Title: Pump or motor of gear tooth wheel type - has seal system enclosing drive shafts and bearing boxes
IPC: F04C15/00
Filed: 1975-09-25
Abstract: The gear wheel type pump or motor has a pair of intermeshing gear wheels mounted between two pairs of biasing bases. A sealing system or gasket is between the cover and housing. The sealing system is composed of a sealed gasket which fits around the drive shafts (3) and (4) in a W shape. The sealing ring which bounds the axial field runs parallel to the periphery of the bearing bases (7, 8) along its inner edge. The axial pressure field enclosed by the ring extends some 40 deg. out over the main or central plane with the end radius mid point outside the central plane by an amount equal to the gear tooth spacing.
Patent DE-2554928-A1 (DE)
Title: Reclamation of silver from photographic film - by bacterial decomposition of gelatine layer and electrolysis of solution after acidification
Inventor: NOERO ROGER
IPC: G03C11/24
Filed: 1975-12-06
Abstract: Process for reclaining Ag from a gelatine layer, partic. from roll film or X-ray film waste, in which the crushed film carrier is put into a soln. which contains a component effective for biological decompsn. of the gelatine and the crushed film carrier is sepd. from the soln. after dissolution of the gelatine layer and prepd. for reclamation. Ag is then obtd. from the gelatine prod., contg. Ag cpd., in the soln. Enzymes, partic. bacterial protease N (M) are used for bacterial decompsn. of the gelatine. Pptn. of the prod. is obtd. by acidification of the soln. to a pH of 5, giving rapid coagulation and desposition as a cake; about 20 kg. is obtd. from 1 tonne of film. The cake is treated with pref. nitric acid and the resulting AgNO3 soln. is used for cathodic sepn. of Ag by electrolysis.
Patent DE-2621426-A1 (DE)
Title: Articulated vehicle jack system - has lever attachment point to lifting head further from column than spindle nut
Inventor: HELMICH ARMIN
IPC: B66F3/12
Filed: 1976-05-14
Abstract: The articulated vehicle jack has a lever pivoting roughly halfway up the column under the action of a spindle at the top end, and with a load-supporting head at its free end. The spindle nut (6) pivots in the head (4) on an axis running horizontally in the working position of the jack, and at right angles to the spindle axis. The distance between the pivot pin (5) coupling lever (2) and head from the point (1a) at which the spindle engages with the column (1) is greater than that of the latter point from the spindle nut bearing. The spindle guide (1a) can be fixed to the head instead of to the column, and particularly where the spindle is on the former, the lever and/or the head together with their joint pin can be split vertically, and wide enough for the spindle to pass through them during the entire movement from the rest position to that of maximum height.
Patent DE-2621663-A1 (DE)
Title: Fast response vehicle heater control - compares reference signal with compounded incoming air temp., heat exchanger temp. and inside temp. signal to operate proportional control
Inventor: BREITSCHWERDT WERNER DIPL ING
IPC: G05D23/19
Filed: 1976-05-15
Abstract: The vehicle heater control operates as a proportional control with a reference signal compared with a signal compounded from the temp. of the incoming air, the temp. output of the heat exchanger and the temp. inside the vehicle. The system provides a high output of heat when the temp. difference between the outside and inside is high, with the heat output modulated as the set temp. is reached. The temp. inside the vehicle is kept within set limits set limits and does not vary much with the outside temp. and the speed of the vehicle.
Patent DE-2634506-A1 (DE)
Title: Mixed load assembly system on pallet - stores packages of one kind in layers ready for mechanical issuing
Inventor: BARTELS HELMUT
IPC: B65G47/10
Filed: 1976-07-31
Abstract: The system assembles mixed loads on carriers such as pallets etc. Layers formed by packages of one kind of item are stored on supports ready for issuing, and the layers containing the different kinds are mechanically transferred to the pallet to make up the complete mixed load. To handle the individual layers sheets of material of suitable quality can be inserted between the layers held ready, each sheet forming a protruding tongue, which can be gripped, extending for the entire length of one side of the layer at least. The layers of one kind of item can be so arranged that one side of each is aligned with the others along a front from which access is gained when making up the load.
Patent DE-2636467-A1 (DE)
Title: Electrically powered hair cutting scissors - has oscillating blade driven by crank pin attached to shaft of electric motor
Inventor: TRAUTMANN GUENTER
IPC: B26B13/24
Filed: 1976-08-13
Abstract: The hair cutting scissors, intended for professional use, are powered by an electric motor in order to reduce the physical exertion required from the hairdresser. The scissors have a plain fixed blade and oscillating blade in the form of a comb. The oscillating blade is driven by a crank pin attached to the shaft of the electric motor (a). The motor (a) can be switched on by the sliding switch (C) fitted to the wall of the cylindrical plastic casing (d) which enclosed the motor. An alternative design uses a vibrating electromagnet to drive the oscillating blade. The scissors are partic. useful for thinning out very thick hair.
Patent DE-2640544-A1 (DE)
Title: Flexible, thermally insulating strip for pipe - which is bent round the pipe joined together at the edges with adhesive, to form a cylinder
Inventor: TRIEB PETER
IPC: F16L59/02
Filed: 1976-09-09
Abstract: The adhesive is pref. sprayed on to the material, allowed to dry, and re-activated at the time of use. The outside of the material is pref. sealed or coated. In contrast to insulation which is pre-formed and retains the shape of the pipe, the flexible pieces are stored and transported flat.
Patent DE-2700734-A1 (DE)
Title: Electric indicator system for automatic bowling alleys - is operated by permanent magnets built into rope rollers transmitting pulses to electric counter
Inventor: GAILHOFER ERNST
IPC: A63D5/08
Filed: 1977-01-10
Abstract: An installation is used for generating control impulses for automatic bowling alleys and to block the rope which is deflected by falling ninepins. The rope (4) is led over a rope roller consisting of nonmagnetic material which has built-in permanent magnets which are impulse controlled and of alternate polarity positioned at equal distances and on the same radius to the axis (14). The permanent magnets emit impulses through a co-ordinated light barrier via a closed relay contact to an electric counting mechanism (16). A half turn of the rope roller generates four impulses to the counter whilst movement of less than half a turn are effectively ignored by the counter.
Patent DE-2701362-A1 (DE)
Title: Tunnel lining in zones of mountain subsidence in mines - continuously and tensionally compensates changes in surrounding soil, by radial movement
IPC: E21D11/00
Filed: 1977-01-14
Abstract: Tunnel lining in zones of mountain subsidence in mines compensates continuously for changes in the supporting surrounding soil, by virtue of radial displacement of its outer shell. The mantle surface of the lining is partly composed of 2 shells i.e. an outer shell supporting the soil and an inner, statically load-bearing one. Between the shells are pressure-resistant elements distributed over the mantle surface adapted to support the outer shell elastically upon the inner shell. These elements are either cup springs or made of a platics material e.g. neoprene. Destructive action of stresses and deformation of the tunnel by subsidence and/or movement of the supporting soil is minimised.
Patent DE-2701547-A1 (DE)
Title: Speed regulator for automatic bottle inspection machine - accelerates transporter temporarily closing gap in bottle row to filling machine when faulty bottle is rejected
Inventor: DULLINGER KARL
IPC: B65G47/31
Filed: 1977-01-15
Abstract: The speed regulator is used for regulating working speed of an automatic bottle inspection machine. The bottles are fed to a rotating transporter at the inspection area and faulty bottles are ejected. Passed bottles are moved on to filling machine. The bottles are moved along without gaps. The working speed is regulated in relation to the rejected bottles. The working speed is temporarily increased when a bottle is rejected until the gap between bottles is closed. After that, the working speed is readjusted to the former rate which corresponds to filling speed of bottling machine.
Patent DE-2704155-A1 (DE)
Title: Microphone mounted on helmet - has fixed plug into which pivoted coupling fits with microphone on flexible stem
Inventor: PEIKER HEINRICH
IPC: A42B3/30
Filed: 1977-02-02
Abstract: A stem mounted microphone is fitted to a motorcyclists helmet to allow conversation with a passenger while riding. The microphone is fitted to the end of a flexible stem (22) that fits into the pivotted coupling (16). A hole (1) in the helmet wall receives a socket (4). The coupling has a tapered plug section (17) with a groove (18) that snaps into an internal circlip (12) within the socket. Once located in the socket the coupling may be pivotted.
Patent DE-2712483-A1 (DE)
Title: Discharge unit for palleted containers - has elastic clamping surfaces on guide plates on end of thrust rods
Inventor: KLOESS JOCHEN
IPC: B65G59/00
Filed: 1977-03-22
Abstract: The discharge unit is for palleted cans or containers whose layers are separated by plane parallel intermediary layers (2) and has a guide unit with two guide plates (7). Each plate has a downward directed clamping surface (15) against which is pressed the free strip (16) of the intermediary layer carrying the upper layer of cans. The clamping surfaces each comprise an elastic esp. rubber layer (17). The guide plate is located on one or more, pref. two, thrust rods (8) accommodated in a guide housing (9) and moved by a pressure-medium cylinder (10) in its longitudinal direction.
Patent DE-2714455-A1 (DE)
Title: Submersible pump for photographic bath - has internal compartment under pressure to prevent negative pressure on shaft seal
Inventor: KRUEGER ALFRED
IPC: F04D7/06
Filed: 1977-03-31
Abstract: The submerged pump for a photographic bath has its casing (15) fixed to the bottom of the bath (22). Liquid enters it through openings (21) in the base of the casing and is discharged through a volute (17) in its side. The impeller (18) is carried on a vertical shaft (29) which rises through the casing and container and is coupled to a motor (23) at the top. The casing (15) has a dividing plate (12) above the impeller. The plate has a clearance opening (13) for the shaft and another opening (25). This is dimensioned to give an excess pressure in the casing space (24) above the dividing plate. This prevents air entering the casing through the shaft seal (10) when the liquid level in the container falls below the top of the casing.
Patent DE-2718737-A1 (DE)
Title: Multiple roller conveyor for steel bars - has parallel tracks each formed by aligned pulleys with different transfer speeds (OE 15.12.77)
Inventor: HEIN HERMANN DIPL ING
IPC: F27D3/02
Filed: 1977-04-27
Abstract: The straight roller conveyor for steel bars (6) has several tracks located side by side. Parallel shafts (1) which form the endless conveyor track are driven by roller chains located on the outside end of the conveyor shafts (7). Each shaft is provided with a track roller (2) whose outside dia. has a VEE-groove for the location of the bars (6). If the conveyor has three tracks, every third shaft has a track roller in the same lateral position. By driving the shafts of the same track with the same roller chain, each track can be running at an individually selected speed.
Patent DE-2722706-A1 (DE)
Title: Diuretic testosterone derivs. - are 17-beta-hydroxy-17-alpha 3-hydroxypropyl-androsta-4,6,15-tri:ene-3-one derivs.
Inventor: WIECHERT RUDOLF PROF DR
IPC: C07J31/00
Filed: 1977-05-16
Abstract: 17 beta-Hydroxy-androst-4-ene-3-one derivs. of formula (I) are new: In the formula, R2 is H or an organic acid radical; R3 is methyl or ethyl; R4 is H or methyl; SCOR1; R1 is lower alkyl and (I) are aldosterone-type diuretics which invert the activity of deoxycorticosterone with respect to the excretion of sodium and potassium. In Hollmann tests they have superior activity to potassium canrenoate (I) are generally administered orally in doses of 20-500 mg/day.
Patent DE-2726701-A1 (DE)
Title: Combined ski brake and transporting clamp - has rigid and flexible parts held against ski side by spring-loaded catch during transport
Inventor: BIERLEIN WILLI
IPC: A63C7/10
Filed: 1977-06-14
Abstract: Brake attached to the ski(7) by a sole plate(2). The arm of theski brake consists of a rigid part(3) and a flexible part(6). When the skis are being transported a spring loaded catch(7) holds the brake arms(5, 6) against the side of the ski. When the skis are required to be used the catch(7) is pulled outwards and the arms(5, 6) swung through 270 deg. until the arm(5) rests on the sole plate(2) and the notch(14) engages the catch(7) of its own ski. The skier's foot then presses the arm(6) downwards until its chamfered edge(15) releases the catch so that the brake comes into operation, due to a torsion spring mounted on the pivot bolt(11), as soon as the foot leaves the ski.
Patent DE-2735695-A1 (DE)
Title: Speed indicator for vehicle - with accelerator pedal return spring pressure increased from set point relating to chosen operating condition
Inventor: KOHL KARLHEINZ
IPC: G05G1/30
Filed: 1977-08-08
Abstract: The application point of the return spring on the accelerator pedal is varied w.r.t the vehicle or motor speed, or the engine vacuum. This allows the driver to feel when a set dynamic parameter is reached by the engine. The system provides a simple speed, or torque indicator for the vehicle without the driver having to loose any driving attention.
Patent DE-2747717-A1 (DE)
Title: Photoelectric converter having integral electrical insulation - combining good electrical isolation with max. thermal contact
Inventor: BLAKESLEE A EUGENE
IPC: H01L31/052
Filed: 1977-10-25
Abstract: A photoresponsive device comprises (a) a device body having two opposed parallel major surfaces, (b) a photoresponsive semiconductor active region along a first major surface, (c) a region of electrically insulating material epitaxial with the active regions, separating it from the second major surface, and (d) a heat sink bonded to the second major surface. Used esp. for photoelectric conversion cell arrays. The integral insulator may be much smaller than separate insulators allowing max. thermal conduction, and full use can be made of the accurate control of diffusion and vapour deposition techniques.
Patent DE-2751012-A1 (DE)
Title: Land vehicle true speed measurement system - has two vertical accelerometers at specified distance and correlation is performed
Inventor: HELD VOLKMAR DIPL ING DR
IPC: G01P3/80
Filed: 1977-11-15
Abstract: The vehicle (1) is a wheeled or tracked vehicle, and has two measurement pickups at a specified distance from each other, generating signals depending on the ground surface. The first signal is delayed by a shift register so that the correlation function of the two signals becomes a maximum, and the speed is calculated from the delay time and the distance between the pickups. Signals depending on the ground surface are generated by two accelerometers (B1, B2) which measure vertical acceleration of two non-suspended or unsprung vehicle parts (C1, C2).
Patent DE-2751538-A1 (DE)
Title: Sea wave energy conversion system - has swinging arms extending from ship with floats resting on surface of water
Inventor: MENZEL JOACHIM
IPC: F03B13/20
Filed: 1977-11-18
Abstract: The system for obtaining energy from the waves, based on the main patent, has swining arms (B) projecting from a floating body (A) such as a ship. These carry floats (C) at their ends, which rise and fall with the waves. The free ends of the arms projecting beyond their pivot oints can be used as an energy source. They can be coupled to a mechanical or hydraulic drive, and the drive can be used to operate an electric generator.
Patent DE-2751546-A1 (DE)
Title: Heat treating silver or its alloys - using long anneal to produce uniform tensile strength and electric conductivity
Inventor: LEHRNICKEL WILHELM DR
IPC: C22F1/14
Filed: 1977-11-18
Abstract: The alloys contain min. 99.5% Ag; and the workpiece (a) is heated at 600-900 degrees C in an atmos. contg. oxygen, for a time corresp. to that required for a semifinished prod. (b) which has the same cross-section as piece (a). (b) contains an amt. of Cu to match the amt. of impurities in piece (a) and its heat treatment time causes oxidn. through its entire cross-section. Heating is pref. at 650-800 degrees C, and is pref. used instead of a normal intermediate anneal employed to restore the workability of the workpiece. The heat treatment time (t) is pref. calculated by the formula x2 = kt; where x is the oxidn. depth and k is an oxidn. constant. Wide variations in the mechanical properties and electrical conductivity are eliminated; such variation are unwanted when mfg. electric contacts, fuses, etc.
Patent DE-2757969-A1 (DE)
Title: Coke oven door seal - by soft metal strip parallel to flat iron knife edge
Inventor: STEIMANN FRANZ
IPC: C10B25/16
Filed: 1977-12-24
Abstract: A coke oven door is sealed against the door frame by a flat iron knife edge which is urged against the frame by a leaf spring. Outside the knife edge and parallel to it, a soft metal seal strip urged both the knife edge against an internal seal strip and can be pressed by adjusting screws against the door frame. The soft metal seal absorbs irregularities in the frame surface which the knife edge cannot cover. The combination of two seals protects against the deposit of condensed and saves extensive adjustment.