baber/WOPTO huggingface dataset:
Patent DE-2603726-A1 (DE)
Title: Compression and expansion machine for refrigeration - has rotary bladed regenerator with gas channels cooled by air
Inventor: EGGER ROLF
IPC: F02B53/00
Filed: 1976-01-31
Abstract: The refrigerating gas making compression and expansion machine has a regenerator acting as a heat exchanger. Regenerator is designed to operate in conjunction with rotary piston machine with trochoidal piston. The regenerator (4) is rotating cooler which acts also as a blower for drawing in atmospheric air for cooling purposes. The regenerator is a drum (7) rotating on two sealed bearings (5,6). The middle part (8) of drum has several radial blades (10) made from material with good thermal conductivity. The blades have channels (11) for carrying compressed gas and blades are cooled by air. This cooler system can be used in an air conditioning plant.
Patent DE-2609908-A1 (DE)
Title: Composite covers for high press. vessels - assembled on site using skeleton frames and tensioning bolts
Inventor: JANAKIEV NIKOLAI DR
IPC: F16J13/00
Filed: 1976-03-10
Abstract: Thick-walled disc-segmental plates are connected together by tensioning bolts using a carrier frame to form a prestressed composite cover for high press. vessels for use in the petrochemical and chemical industries and in plant and reactor technology. Accurate and rapid assembly of large covers can be carried out using small easily transportable components.
Patent DE-2623594-A1 (DE)
Title: Aircraft servo unit push:rod guide - has longitudinally split bearing bush fixed in housing by telescopic cone rings supported by compression springs
Inventor: RENNER ECKHARD DIPL ING
IPC: F16C29/12
Filed: 1976-05-26
Abstract: The guide element is for push rods, esp. in redundant electrohydraulic servo units of aircraft control systems. The guide element consists of a bearing bush, which is split several times in a longitudinal direction. The bearing bush is fixed to the housing of the servo unit via two telescopic cone rings which accommodate the bush. The cone rings are supported in the longitudinal direction by compression springs. The rings and front faces of the bush are in a drive connection, to be able to move the rings away from each other against the force of the springs.
Patent DE-2632761-A1 (DE)
Title: Heat exchanger with two or more separate circuits - for heating circulating service water in hot water-filled tank
Inventor: KRAMER GUENTER
IPC: F24D17/00
Filed: 1976-07-21
Abstract: Circulation heat exchanger comprises >=2 heating pipe coils or plates for heating the circulating service water in a hot water filled tank, and >=2 separate circuits bypassing the water, quantity measuring appts. Instead of hot water, any other medium may be used as heat carrier, or instead of either, the circulating service water can also be electrically heated. The circulation heat exchanger may comprise a container or distribution of any shape and material, or a water heater of any shape and material. Arrangement allows several different hot water circuits to be supplied by a water heater, with circulation of the hot water and measurement of quantities in the individual circuits.
Patent DE-2636852-A1 (DE)
Title: Central logging of postal charges caused by use of franking machines - transmits charges stamped by machine over normal telephone line to central counter at telephone exchange
Inventor: HEIL FRIEDRICH
IPC: G07B17/00
Filed: 1976-08-16
Abstract: The charge stamped on the letter is added in a store which blocks the franking machine from further use. It can be reset to its initial state when a data sender transmits through a telephone or telex line the stored charge to a charge counting device which can be dialled through the line. The franking machine (FM) makes use of the normal telephone line (TL). A switch (US) normally connecting the telephone-appts. (FA) may be charged to alternatively connect the franking machine to the charge counting device in the telephone exchange.
Patent DE-2636986-A1 (DE)
Title: Adaptation of large lathe for turning small parts - has geared headstock with two parallel chucks and all ancillary equipment mounted over main bed
Inventor: BARTOLOSCH FRITZ
IPC: B23B3/32
Filed: 1976-08-17
Abstract: To adapt a large lathe for turning small parts a gear box (16) is mounted on the bedplate with its input shaft (17) coupled to the spindle head (5). The gear box (16) has two output spindles (18', 18") which drive the face plates (19, 19"). The main slide (8) which runs on the guides (2) is provided with a transverse slide (9) fitted with two tool posts (20', 20") carrying tools (21', 22"). A steady (23) is mounted on the guides (2) and attached to the tailstock (13). The steady is provided with two tailstocks (22', 22") which co-operate with the face plates. The lathe can thus turn two small parts simultaneously, resulting in a more economical use of the machine.
Patent DE-2637797-A1 (DE)
Title: Expanding masonry wall plug - has nut positively engaging with forward end of sleeve by protrusion and slot
Inventor: GERHARD ANTON
IPC: F16B13/06
Filed: 1976-08-21
Abstract: The expanding wall plug fits in holes in masonry, having a cylindrical sleeve into whose forward end a spreader nut is pulled by a screw bolt passing through the sleeve. The nut positively engages with the forward end of the sleeve (7) typically by a protrusion (12) fitting in a radial recess (17) in the sleeve. The protrusion can be chamfered towards the rear end (10) of the sleeve. The recess can be in the form of a groove or slot in the sleeve, running in the axial direction from the forward end for part of its length, and the forward end of the sleeve can extend past that of the nut.
Patent DE-2651797-A1 (DE)
Title: 3-Methylene cephalosporin derivs. prepd. from penicillin-S-oxide - useful as intermediates for cephalosporin antibiotics
Inventor: ISHIMOTO SACHIO
IPC: C07D501/14
Filed: 1976-11-12
Abstract: 3-Methylenecephalosporin derivs, of formula II (R1, R2 are indep. H or amino protective gp, or when taken together they may form an amino protective gp; R3, R4 are together with the N an ammonia residual gp. or prim. or sec. amine residual gp. or may form a ring with or without a hetero atom) useful as intermediates for cephalosporin antibiotics, are prepd. by treating 1 mole of a penicillin -S- oxide of formula I. under such conditions to give arise to ring enlargement reaction and dehydration reaction pref. in the presence of 0.001-10 esp. 0.05-5 moles, of a rearrangement agent such as an acid catalyst, e.g. sulphuric acid, trifluoroacetic acid, methanesulphonic acid; a salt between an organic nitrogen base, e.g., pyridine, quinoline, picoline, etc., and an acid, e.g., methanesulphonic acid, orthophosphoric acid, phosphorus acid; a phosphoric acid ester, e.g. phenyldihydrodiene phosphate; 2- chloromethyl-4-nitrophenyldihydroiene phosphate; a salt between a phosphoric acid ester and a base as above; and the like in at least the same amt. pref. >=3 times of a solvent, e.g., methyl ethyl ketone, n-propyl acetate, dioxane, benzene, chlorobenzene, etc., based on the wt. of cpd. I under refluxing at 50-200 pref. 60-170 degrees C, for 1 minute to 100 hours. The prods. can be obtd. in a high yield.
Patent DE-2702591-A1 (DE)
Title: Dowel for fixing into holes drilled in concrete - has hard setting cement injected between dowel and hole surface
Inventor: FISCHER ARTUR DR
IPC: F16B13/00
Filed: 1977-01-22
Abstract: In order to fix objects to the surface of the concrete (1) a hole (2) is drilled with a shallow recess around the mouth of the hollow. A dowel (4) with circumferential ribs (3) is inserted in the hole (2) and is held in a central position by the flange (5) which fits in the recess. A hard setting cement is then injected through a hole (7) in the flange (5). The cement completely fills the space between dowel (4) and hole (2) and when it has set retains the dowel (4). The dowel (4) is provided with a number of equally spaced longitudinal ribs (10) which are deformed by the thread of the fixing screw and hold it in place.
Patent DE-2705477-A1 (DE)
Title: Mechanism for removing particles from sheets in printing press - includes rotating wiper roller with scraper and guide to move solvent in receptacle
Inventor: GRINDLEY RONALD C
IPC: B41F23/00
Filed: 1977-02-10
Abstract: Mechanism is for removing liquid-mixable or liquid-soluble particles from sheets moving through a printing press. It comprises a wiper roller (20) capable of wiping the sheets, means supporting the coller adjacent to the sheets, roller drive belt (82) rotating the roller so as to collect the particles as it wipes across the sheets, a receptacle for the liquid arranged near the roller, and means (50) acting on the surface of the roller so as to remove the particles and transfer them to the receptacle. The latter means may comprise a scraper and a guide extending from the scraper to the receptacle such that the particles are guided there as they move due to the centrifugal force of the rotating roller.
Patent DE-2706333-A1 (DE)
Title: Fence type wire holder - is monolithic extruded unit with ribs for additional fixtures
Inventor: GRUMBOECK GUENTHER
IPC: E04H17/10
Filed: 1977-02-15
Abstract: The wire holder for mounting on fences is in the form of a clamping clip, as universally used esp. for retaining bracing wire. In addition to its clamping arms (5), the wire holder, pref. in the form of a one-piece light metal extruded unit (1), of fishplate shape to match the post, incorporates a rib (2, 3, 12), or more than one, for attachment of further fixture media. One such rib can have an end (10) bent back in a fork shape, to accommodate a clamping rail (9), near a hole (4) for the clamping screw. There may be sharp-edged ribs (6) on the inside of the holder, for improved adhesion and resistance to twisting. Further ribs can also serve for the attachment of additional struts or hinge bolts.
Patent DE-2712163-A1 (DE)
Title: Concrete wall form stripping - involves plastic tube with cone cladded holes applied to spindle screws
Inventor: RUNG HANS
IPC: E04G13/00
Filed: 1977-03-19
Abstract: Forms are stripped from concrete walls by pressing the formwork away using spindles engaging the wall through holes in the form skin. Binding rods passing through the concrete wall are first removed. A plastic tube with holes cladded with opening cones is applied to the spindle screws. A thread is cut into the fitting cone, and the spindle screw is supported against the support structure (3) and then unscrewed from the cone. The spindle screw has a cylindrical guide piece adjoined by a cutting thread and then a screw thread and behind this an annular support face with a non-rounded profiling at the end, for application of a grip.
Patent DE-2713239-A1 (DE)
Title: Yarn dyeing preparation - applies coaxial pressure to stack of spools for a film to be drawn over and shrunk on
IPC: D06B5/16
Filed: 1977-03-25
Abstract: In preparing wound packages for a yarn dyeing, or similar process, the spools are arranged in stacks, forming a vertical column, where the spool carriers press or lock together. The vertical stack of spools is pressed together by coaxial pressure and, while compressed, a film is drawn over the stack and shrunk into place. The system ensures that there is a constant density in the wound yarns so that the dyestuff has an equal effect throughout, and that there are no channels through which the dyestuff can flow freely.
Patent DE-2716699-A1 (DE)
Title: Mudguard for tractor wheel - has two shells with space between them containing bearer and heavy filling material
Inventor: KETTLER PAUL ERICH
IPC: B62D25/16
Filed: 1977-04-15
Abstract: The tractor wheel mudguard consists of inner and outer shells. The bearer profile is contained in the space between the two shells and is fitted immediately to the outer shell. The space between the two shells is filled with a heavy material. The top mudguard section has a recess to accept a connecting plate for the cab superstructure. The bearer profile is joined to the wheel axle casing by a support plate and flexible mounting plates by means of bolts.
Patent DE-2736332-A1 (DE)
Title: Bottling plant bottle washing stage - has flow of washing fluid and compressed gas controlled by float inside bottle
Inventor: WEISS WILHELM
IPC: B67C3/00
Filed: 1977-08-12
Abstract: A bottling plant also includes a cleaning stage where washing liquid and gas under pressure are injected into the bottle, and an injection member is lowered inside to discharge the gas and liquid. The liquid and gas lines are connected to a chamber inside which a piston is raised and lowered to force the mixture into the bottle during a downward stroke, and remove the mixture during the upward stroke, the supply lines being kept open. The injection member forms an upper and a lower chamber for gas and liquid respectively, the liquid being fed in through one chamber and discharged through the other chamber. The discharge of liquid is through a float which rises from a position between the feed holes to an upper position controlling discharge.
Patent DE-2748897-A1 (DE)
Title: Electric motor driven hydraulic actuator pump - has oil chamber with one pipe including solenoid valve to control inlet and outlet flow
IPC: F04B53/10
Filed: 1977-11-02
Abstract: The electric motor driven pump is used for hydraulic actuators such as lifting jacks. The valves (24, 38, 42) are arranged into oil holding chamber (3). Only one oil pipe (34) leads out of this oil chamber. This pipe is connected within the chamber to a solenoid valve (42). A bypass channel (37) with safety valve (38) connects the oil pipe with the chamber. Oil is returned to the chamber, on lowering the hydraulic jack, via the same pipe and valve.
Patent DE-2749178-A1 (DE)
Title: Swimming pool wall assembly components - have converging faced connector for diverging flanges on slab sides
Inventor: BRUNTON ERNEST WILSON
IPC: E04H4/14
Filed: 1977-11-03
Abstract: The sidewall cross-section, esp. for a swimming-pool, permits rapid assembly of wall components to make up a rigid wall unit. There are rectangular wall slabs (10), with a lengthways flange (12) along each side edge enclosing an acute angle with the slab plane. Flanges diverge to enclose an angle together when slabs are in a flush line or set at right angles to each other. There is an elongated connector (14), with two opposite converging surfaces accommodating flanges where they come together, to join slabs rigidly to each other. Rigidity is adequate to withstand forces emanating from water loading.
Patent DE-2756939-A1 (DE)
Title: Metal sheathed fire damping door leaf - has edge hood with protrusion bounding open combustion chamber
IPC: E06B5/16
Filed: 1977-12-21
Abstract: As used in industrial premises and elsewhere, the fire protective door has a leaf engaging in the doorcase, with a peripheral frame and with metal coverings on its two main surfaces; material rapidly expanding in heat is retained in the gap, in open metal mountings. The lead edges are comprised in a hood-shaped metal profile unit (17), with a piece (18) protruding into the gap (15) to define an open combustion chamber (19) running round on at least three sides. This piece may have gas holes (20) in it, and be lower than the gap width. The door is better protected from high temperatures, without any parts being destroyed.
Patent DE-2758110-A1 (DE)
Title: Pressure vessel endoscope mounting - has leakage indication passage and gap for introduction of observation window flushing agent
Inventor: KUEHN HEINZ DIPL ING
IPC: B65D90/48
Filed: 1977-12-24
Abstract: The mounting accommodates an endoscope or firbroscope in a pressure vessel, the endoscope being inserted, slid and turned in a pressure and guide pipe inside the vessel, preferably by a flanged coupling. From the inner distal observation end of the endoscope there extends outwards between the endoscope shank (1) and the pressure pipe (2) enclosing it a passage (K) indicating leakage and connected to a radial drilling outwards in the pressure pipe. Between the outside of the latter and the guide pipe (3) enclosing it is a calibrated flushing gap (Sp) for the introduction of a flushing agent before the observation opening (1a) with window (2b) at the distal end. By movement of the pressure pipe in relation to the guide pipe both passage and gap are shut off.
Patent DE-2801244-A1 (DE)
Title: Two stroke engine exhaust flow stabiliser - has apertured flap valve with adjustable counterweight mounted on end of exhaust pipe to maintain constant flow resistance (NL 17.7.78)
Inventor: KALMAN MELHA
IPC: F01N1/16
Filed: 1978-01-12
Abstract: The flow of exhaust from an engine is impeded by the friction caused by carbon deposits. To keep the flow resistance constant a flap valve with adjustable resistance is used. The flap valve (4) is mounted by means of a clip (2) on the end of the exhaust pipe. The hinge point (3) of the flap is outside the pipe diameter. A counterweight (5) is mounted on the flap, by means of which the force required to open the flap can be adjusted. A few holes are drilled in the flap, so that some gas can escape when the flap is fully closed.
Patent DE-2808244-A1 (DE)
Title: Large dia. bale press - has driven endless belts with transverse and longitudinal reinforcing inlays at joint regions
Inventor: ENGEL HORST
IPC: A01F15/07
Filed: 1978-02-25
Abstract: The large dia. bale press has driven endless belts to rotate the crop. The belts (1) consists entirely of rubber or plastic with similar characteristics, except if necessary for a small transverse area at the joins. Their Shore hardness A can be 50 - 70, preferably 55 - 75. The narrow transverse zone (a) can comprise embedded reinforcing inlays of textile, metal or plastic for the anchoring of mechanical fasteners (9, 10). These inlays can extend transversely, but also incorporate reinforcing members (8) running in the lengthwise direction.
Patent DE-2808656-A1 (DE)
Title: Dual supply water closet flush cistern - has two float valve systems for rain water and drinking water flushing
Inventor: EBERT HORST ING GRAD
IPC: E03D5/00
Filed: 1978-03-01
Abstract: For economy in water costs, the flush cistern (1) on a toilet can use rainwater and/or drinking water. It has two float valve systems (2, 3) mounted inside, close together and in the same direction on oen of its narrow sides; or it may have these close together, in opposite directions. The system for rainwater supply pref. has a larger hole for through-flow than the one for drinking water, and it may also be fitted with a meter (11). There is no danger of bacteria from rainwater entering the drinking water supply, nor of any additional odours emanating from the system, and use is made of rainwater which would otherwise be wasted.
Patent DE-2812890-A1 (DE)
Title: Coke pushing gas collecting cowl - with light frame running on buckstay rail and collecting main rails
Inventor: GROHMANN KLAUS
IPC: C10B33/00
Filed: 1978-03-23
Abstract: The gases, emitted during coke pushing operations of coke oven batteries, are collected and exhausted by a cowl which is supported on a travelling frame and spans the entire charging area of the coke quenching train. One rail for the track wheels of this frame rests along the buckstays of the coke oven battery on the coke side, and other rails are arranged on the quenching train track side away from the battery, straddling a gas collecting main. This makes the best possible use of already existing plant of a coke oven battery. The cowl travelling frame is designed for minimum weight and space and does not require substantial support.
Patent DE-2819065-A1 (DE)
Title: Single lever mixer fitting for sanitary areas - includes water return channel with sound attenuating strainer
Inventor: ZWINK HELMUT
IPC: F16K11/065
Filed: 1978-04-29
Abstract: The single lever mixer fitting for sanitary areas consists of a rigid plate with hols for cold, hot and mixed water, on whichis mounted an adjusting plate which can be twisted and slid relative to the rigid plate. The equipment includes a return channel for the water in which a sound attenuating strainer is fitted and th design allows the discharge openings to be closed without completely preventing flow through the strainer.
Patent DE-2826396-A1 (DE)
Title: Independent drive for road vehicle accessories - using steam turbine driven by engine heat has heat exchangers mounted near radiator and under vehicle body
Inventor: HINTZE RUDOLF
IPC: F02B67/08
Filed: 1978-06-16
Abstract: The auxiliary equipment fitted on a road vehicle is driven by one or more turbine propelled circuits heated with the waste heat from the IC engine. The heat exchangers are mounted on or near the radiator and the condensers are mounted under the vehicle where they have a good flow of cooling air. The systems do not reduce the torque of the engine and utilise the otherwise waste heat. Systems driven by the turbines can include alternators and servo pumps, which feed reservoirs and batteries.
Patent DE-2826662-A1 (DE)
Inventor: CARRUBBA FRANCIS PAUL
IPC: H04B1/66
Filed: 1978-06-19
Abstract: A method of and apparatus for time compression and changing the readout speed of a delta modulation encoded audio signal. The encoded audio signal has portions selectively deleted therefrom in accordance with detected zero crossovers of the same sign which occur in a predetermined timing sequence. The encoded audio signal which has had portions selectively deleted therefrom is decoded, with the undeleted decoded portions being joined. The undeleted portions have the same gain factor where joined, thereby eliminating step transients.
Patent DE-2826777-A1 (DE)
Title: Frame supported caravan roof hatch - has pane on cover frame assembled from hollow profile bars supported by swinging arms
Inventor: SESSINGHAUS KARL WILHELM DIPL
IPC: E04D13/035
Filed: 1978-06-19
Abstract: The skylight for a caravan, lifted on swinging arms has its frame made up of hollow bars joined at the end to form a rectangular box as in the main patent. The top part or lid has a frame made from hollow bars (17), supporting the covering pane (18). The pane can be carried by resilient lengthways battens in the frame members pref. in one piece with the frame. The adjusting arms can be fastened to the frame by connections (30-32). This means that two rigid frames made from hollow profiles are used in the whole assembly, providing ready adaptation to verying needs or preferences.
Patent DE-2829026-A1 (DE)
Inventor: JESCHKE WILLI
IPC: B41F13/00
Filed: 1978-07-01
Abstract: Drive for cylinders of an offset printing machine having a gear train constructed of spur gears disposed as drive gears on respective shafts of the cylinders, and including clamping devices for synchronizing rotation of the cylinders, the clamping devices being rotatable with the spur gears respectively associated therewith and having respective gear rims deformable more or less in accordance with an adjustment thereof, including a clamping plate respectively disposed coaxially to the spur gears, the spur gears being helically toothed, and at least two of the clamping devices mounted on the clamping plates, respectively, and acting in radial direction upon the gear rim of the spur gear respectively associated therewith.