baber/WOPTO huggingface dataset:
Patent DE-2220907-A1 (DE)
Title: Phosphorylated salicylic acid anilide prepn - from salicylic acid anilides and use for anti-microbial textile finishing
Inventor: BUECHEL KARL-HEINZ DR
IPC: C07F9/12
Filed: 1972-04-28
Abstract: Active ingredients for disinfection and anti-microbial finishing of textiles, active against Trichophyton mentagrophytes and Staphylococcus aureus consist of cpds. - (where X and Y are halogen; Z is -O- or -S-; R1 and R2 are alkoxy, alkylthio or dialkylamino, esp. 1-2 C alkoxy or dimethylamino; R3 is halogen, -NO2 or haloalkyl, esp. CF3, and R4 is halogen or haloalkyl, esp. Cl or CF3, or H if R3 is -NO2). They are prepd. by reacting salicylic acid anilides of formula (II): (where M is H or a cation) with cpds. R1R2P(=Z)halogen (III), opt. in the presence of acid binders and opt. in an inert diluent, at 0-120, pref. 20-100 degrees C. using a 1:1-1.5 (II):(III) mol. ratio.
Patent DE-2264638-A1 (DE)
Title: Cyclocytidine 5'-acetate derivs - prepd by reacting cyclocytidine derivs. with glacial acetic acid
Inventor: KANAI TADASHI
IPC: C07H19/06
Filed: 1972-09-08
Abstract: Cmpds. (I) are new: (where Y is H, OH, 1-4C alkyl or 1-4C alkoxy; and X is H, halogen or CH3; pref. at least one of X and Y being other than H). This is a Division of 2,244,257. Antivirals and antitumour and anticancer agents. 2,2'-Cyclocytidine (1.0 g) is dissolved (heating) in glacial acetic acid (150 ml) and the soln. is heated 3 hrs. at reflux while water is removed, then let stand overnight in a refrigerator. (I; X=Y=M) (5'-acetyl-2,2'-cyclocytidine) hydrochloride (0.46 g) is precipitated in the form of prismatic crystals, m.pt. 275 degrees or more.
Patent DE-2304485-A1 (DE)
Title: Floating elements to reduce natural evapn. - being hexagonal dishes of material lighter than water, floating on storage reservoirs in hot climates
Inventor: LESSEN LOTHAR VAN DIPL PHYS DR
IPC: B01J19/16
Filed: 1973-01-31
Abstract: In hot climates better use of annular rainfall can improve crop prodn. and high natural evapn. losses from reservoirs are only a partial soln. since there can be reduced by hexagonal plates floated over the surface. This provides a coherent but flexible cover, and gaps can be left if required. The level will after automatically with grain in water and as the plates are of cheap but durable plastic, the relative return is good.
Patent DE-2316288-A1 (DE)
Title: Water-insoluble ammoniumpolyphosphate - by reaction of ammonium-phosphate melt with gaseous ammonia, for solid, slow-release fertiliser
Inventor: HECHT HORSTMAR DIPL CHEM DR
IPC: C05B13/06
Filed: 1973-03-31
Abstract: Crystalline, water-insol. ammoniumpolyphosphate (APS) (I) of formula: (NH4PO3)n where n = 10-400; is prepd. by reacting a melt of water-sol. ammoniumphosphate from the "wet" process of technical quality, at 300-400 degrees C, pref. 340-360 degrees C with gaseous ammonia while stirring strongly, until >=90% of (I) has been formed. The mass is then cooled to ca 100-200 degrees C with a stream of ammonia, when it is brittle enough to be milled to small particles. The purity can be improved further by washing the product with water contg. 15-25% NH3 to give a product of =100% purity. The process uses cheap starting materials and does not produce undesirable by-products.
Patent DE-2325000-A1 (DE)
Title: Seal for hydraulic piston (rod) - has poly(tetrafluoroethylene) seal ring forming, with moving part, gap toward low-pressure side
Inventor: EDLUND ROY DIPL ING
IPC: F16J15/3204
Filed: 1973-05-17
Abstract: Rubber-elastic clamping ring radially clamps and compresses the PTFE contact seal, which forms a gap opening at a small angle. The peripheral surface of the seal ring forming the high-pressure end of the gap merges into a narrow contact face with the moving machine part, adjoined by a widening on the high-pressure side. By correct shaping of the seal ring, leakage during reciprocation is prevented, without increasing friction.
Patent DE-2332236-A1 (DE)
Title: Eccentric stirrer e.g. for paper pulp slurries - with combined rotary and oscillatory motion
Inventor: HUEBER RUDOLF
IPC: D21B1/12
Filed: 1973-06-25
Abstract: In a stirrer assembly having a vertical central, rotatably mounted stirrer shaft and an additional vertical rotatably mounted eccentrically located stirrer shaft connected to the central shaft by spacer elements, >=1 of the shafts being coupled to a drive motor, as disclosed in the parent Application, the improvement is that each spacer element incorporates a hinge, so that the eccentrically located shaft not only revolves round the central shaft but also pivots round an additional axis of rotation.
Patent DE-2345480-A1 (DE)
Title: Moulding refractory liners for metal casting moulds - slurry fed through tube into drum and centrifuged
Inventor: HAMACHER ALFONS
IPC: B22D7/10
Filed: 1973-09-08
Abstract: This is an addn. to 2228696 which described the mfr. of liners for metal moulds using a slurry of refractory particles; the slurry was fed into a rotating mould with perforated walls and centrifuged, thus producing a cylindrical or bell-shaped liner. In the present invention, the slurry is fed through a tube projecting axially into a rotating drum with perforated walls; one end of the drum is closed by a hinged disc and the other end consists of a ring-plate which can be pressed down the drum to eject the moulded liner. The tube feeding the slurry is pref. mounted so that it can move both axially and radially.
Patent DE-2347359-A1 (DE)
Title: Goods accumulation mechanism on roller conveyor - has separate roller drive chains running over rollers on common truck
Inventor: KAPPENBERG HERBERT
IPC: B65G47/26
Filed: 1973-09-20
Abstract: Where the items are accumulated, the rollers are individually engaged and disengaged. They are driven by a flexible component such as a chain divided into two endless sections. Each section runs round a guide roller on a first slide travelling along the roller track, and also round a roller, on a second slide running parallel to the first and in the opposite direction. The first section is permanently driven, while the second one is started and stopped as desired. The first slide has a control unit switching on a drive on a fresh item coming up against accumulated items. The first slide is then moved in the opposite direction to that in which the goods travel until the control unit clears. The second drive can be started up in order to removed individual accumulated items.
Patent DE-2348891-A1 (DE)
Title: Processing circuit for PCM signals - is for time multiplex exchanges controlled by central control with programmed store
Inventor: DARRE ALLAN DIPL PHYS DR
IPC: H04Q11/06
Filed: 1973-09-28
Abstract: The PCM signals are transmitted in time slots cyclically recurring in pulse frames, and have at least one additional bit for signalling or synchronisation. Four-wire lines are connected to the exchange. Each signal connection uses an incoming and an outgoing time channel on the above line. Main stores are provided for all signal elements arriving on the four-wire line and holding stores are controlled by a route search device, control and connection in time and space of an incoming time channel to an outgoing channel leading in the required direction. EAch of the above four-wire lines has a main store for the incoming and outgoing connection direction decoupling means for separation of the exchange clock pulse frequency from that on the incoming wire pair. A monitoring device checks a synchronisation channel in one of the incoming signal channels.
Patent DE-2350040-A1 (DE)
Title: Oxy-hydrogen burner for glass blowing - made entirely of quartz-glass for semiconductor industry
Inventor: PFEIL FRITZ
IPC: C03B23/043
Filed: 1973-10-05
Abstract: The gases are fed into the burner via individual channels and mixing only occurs at the burner outlet. The novelty is that the burner consists of a bundle of radially-oriented tubes tapering towards the outlet, each tube being connected to one of the gas inlets. The tubes may be of different dia. or the same dia. and uniformly distributed on the burner-outlet face; they are pref. bonded together, esp. by melting, at least in the tapered portion, and are designed to give the required flame shape and temp. The burner is pref. made of the same material as the workpiece, esp. quartz glass. Using pure quartz, no impurities can pass into the glass being worked, which can occur with metal burners; high flame temp. and sharp focussing can be obtd.
Patent DE-2356350-A1 (DE)
Title: Viscosimeter with pivoting measuring cylinder in housing - has measuring springs and spiral scale
Inventor: AUSINSCH PETERIS PETROWITSCH
IPC: G01N11/14
Filed: 1973-11-12
Abstract: The measuring cylinder of the viscosimeter is connected rigidly to one of the axle driving shafts of a differential gearing, which runs in the direction of the longitudinal axis of the measuring cylinder. A spiral scale, as well as the measuring springs, is fastened to the second axle driving shaft of the differential gearing. This second shaft has on it a damping device which is designed as a centrifugal driving clutch. The viscosimeter enables accuracy of measurement in determining the viscosity of liquid media to be increased by the avoidance of torsional vibrations in the spiral scale during the measuring process.
Patent DE-2358177-A1 (DE)
Title: Fold closing machine for pipe lines - features high friction between drive roller and workpieces for distortionless joining
Inventor: REINER JOSEF
IPC: B21D39/02
Filed: 1973-11-22
Abstract: Fold closing machine, especially for closing pipes and segment pipe arcs for room ventilation where, because of the design of the drive roller there is no need to drive the counter roller, as the friction force between drive roller and the two workpieces is so great that the fold is closed without distortion and the workpieces and the counter roller are taken along by the movement of the working roller. The workpieces are thus passed without distortion through the two flanks of the roller side in the working roller. The drive is through a gear motor fixed to an arm, via two sprockets and a chain and allows joining of 1500 mm pipes to required lengths.
Patent DE-2361883-A1 (DE)
Title: Plastics pipe bend for insulating heating and water pipes - without weld seam to increase insulation, and manufactured in a single process
Inventor: SCHEFFCZYK WERNER
IPC: F16L59/22
Filed: 1973-11-27
Abstract: Plastics insulating pipe bend of dia. 3/8" - 2" is made of a single piece of PVC by an injection moulding tool with core puller which is cooled on the injection side to 12" and on the opening side and on the platen of the injection side to 15 degrees. Injection temp. is within 7 degrees of 210 degrees. The tool comprises a basic mould with interchangeable inserts for different sizes. The core puller is mounted in two halves at the top and bottom of the tool, perpendicularly to the injection nozzle, and uses an injection pressure of 2.5 atm. absolute pressure. The pipe bend has no welding seams or spots on its outer radius.
Patent DE-2364750-A1 (DE)
Title: Vacuum cleaner nozzle with swivel-mounted sliding base - has resilient sealed connection between the two allowing base to run flat along ground
Inventor: WESSEL HANS
IPC: A47L9/02
Filed: 1973-12-27
Abstract: The vacuum cleaner nozzle is connected to a sliding base which is designed to tilt during the normal to and fro motion of the chamber so that the base always rests flat on the ground within a certain swivel range. A resilient insert can be fitted between the sliding base and the upper part of the nozzle which has a holder for the base, this insert allowing the base to tilt by 5 deg. to 8 deg. in both directions about a longitudinal axis of the nozzle. It is also possible to fix the sliding base to an intermediate plastics support which is mounted to swivel in the upper part of the nozzle. A rigid wing member is moulded onto the support to prevent air flowing through a gap into the suction channel.
Patent DE-2400460-A1 (DE)
Title: Heat storage with earth as heat-storing material - also using underlying strata of ground
Inventor: ZIMMER ERIK DIPL ING
IPC: F28D17/00
Filed: 1974-01-05
Abstract: Heat is fed in and extracted by means of a medium which flows through channels fashioned in the earth or deposits and underlying strata. The heat-transmitting medium can be conveyed in channels of any cross section and the channels can have linings, e.g. pipes, of any material or be left bare, i.e. without lining. The channels can be fashioned in the ground in any direction and are traversed by the heat-transmitting medium in one direction or, in the case of double-walled channels, in a reverse flow with reversal of direction. The channels can be laid not only parallel to one another, but also in the form of a fan.
Patent DE-2401224-A1 (DE)
Title: Plasma arc heated melting furnace - with rotating liq.-cooled drum and seals preventing escape of cooling liq.
Inventor: SCHOUMAKER HENRY R P J F M C
IPC: F27B7/24
Filed: 1974-01-11
Abstract: The seals are of an elastic deformable material arranged at both ends of the drum between it and a surrounding housing. As exemplified the rotating drum narrows towards both ends forming end walls in which are axially located apertures for introducing a plasma arc. Outwardly of these apertures the end walls of the drums extends radially of the drums to form discs with peripheral flanges. Each peripheral flange is held within a circular flange on the surrounding housing and between the flanges is arranged the seal. The seal is pref. held in a circumferential groove of the peripheral flange by screws. The drum is mounted on roller bearings and is cooled by fluid sprayed upon both its cylindrical surface and its end surfaces, the fluid being sprayed between the drum end walls and their disc extensions.
Patent DE-2403709-A1 (DE)
Title: Impact machine for attaching hinges and locks - has anvil holder carrying boxes movable away from tool between striking cycles
Inventor: SCHMALE KARL ERNST
IPC: B27F7/15
Filed: 1974-01-26
Abstract: The impact machine attaches hinges and locks to box-like containers, and has an anvil on a holder, and a striking tool movable in a cycle toward the anvil. The anvil holder can be moved away, between the striking cycles, from the striking tool in the tool direction of motion. The holder is held, at the end remote from the anvil, in a machine body into which it can be partially sunk. A drive in the body is connected via gears to the guide part, held in the machine body, for the anvil holder. The containers onto which the fittings are to be hammered can be moved successively into and out of the working region, without having to be lifted or pivoted on their sides, but advanced in a straight line.
Patent DE-2406960-A1 (DE)
Title: Waste press with waste carriage and door - in which door folds back and forms chute
Inventor: HUETTEMANN WILFRIED DIPL ING
IPC: B30B9/30
Filed: 1974-02-14
Abstract: The press consists of an enclosed frame into which a waste carriage on wheels can be pushed through an opening. A panel which is mounted on the carriage closes the opening on the frame and acts as a door. The panel is hinged at a point near the bottom of the carriage and extends above the height of the carriage. A second panel is hinged near the top of the carriage and has a slotted bracket near its end with which it fits over a bolt mounted on the first panel. when the first panel is hinged back, the second panel will be pulled back and form a chute. The hinge on this chute is spring loaded so that it tends to close the first panel.
Patent DE-2414741-A1 (DE)
Title: Moulding esp of ceramics removed from mould - by grab mounted on arm pivoting on mould guide-bar
Inventor: EIGEN ULRICH ING GRAD
IPC: B29C45/42
Filed: 1974-03-27
Abstract: A moulding removal appts. for an injection machine, esp. for easily broken mouldings, e.g. of ceramic materials, comprises a pivoting arm mounted to slide on one of the guide bars for the movable half-mould. The swinging end of the arm carries a grab which picks the moulding off the half-mould after the mould has been opened; the arm then slides axially along the guide bar, pivots through 90 degrees and deposits the moulding on a receiving surface. along-side the mould. The arm is pref. pivotally driven by a rack-and-pinion drive in which the rack is actuated by a ram mounted transversely to the mould. The pinion may be mounted on a sleeve revolving on the guide-bar with transmission rods extending parallel to the guide bar (i.e. parallel to the pinion axis) and engaging the hub of the pivoting arm, so that the hub and pivoting arm are free to slide axially along the guide bar.
Patent DE-2419640-A1 (DE)
Title: Automatic fastening car seat belt - uses bow hinged to seat side to pull belt across when ignition operated
Inventor: NEUMANN PETER
IPC: B60R22/04
Filed: 1974-04-24
Abstract: The device ensures that a strong three-point car seat belt has been fastened in every seat, occupied or not, whenever the car is on the road. It uses either spring loading to ensure its own automatic action, or interconnects with the cars ignition to prevent moving off under power until the seat belts are fastened. The device consists of a metal bow hinged at one end to the seat and fastened at the other to the cross- and shoulder seat-belts where they enter their fastener. The bow functions only simply to ensure that seat belts are fastened, and may be used with collision dampers fixe d to the seat. These dampers recover in time to face a possible second collision occurring immediately after the first.
Patent DE-2420702-A1 (DE)
Title: Sound deadening cover for typewriter without movable carriage - has upper plastics part with access openings and lower part made of sound deadening material
Inventor: GENSER FRITZ
IPC: B41J29/08
Filed: 1974-04-29
Abstract: The upper part of the cover is made of transparent plastic with a slit through which paper is fed, a slit for paper outlet and a third slit which enables typing corrections to be made. Rectangular edge recesses are provided for the paper holder bar controls. The lower part which can be rigidly attached to the upper part is made of such sound-deadening material as foam rubber, felt, cork or textile material. This second part has a cut-out region forming a visible field in the region of the platen. Elastic tongues or similar couplings are located near the edge recesses and engage with the border to the opening in the main housing of the typewriter.
Patent DE-2430234-A1 (DE)
Title: Connection for two crossing tubes - has screw tightening and serrated face location at angular increments for use on sun shields
Inventor: GLATZ ADOLF
IPC: F16B7/04
Filed: 1974-06-24
Abstract: The rods or tubes are clamped together by two pairs of two discs. A clamping bolt passes through a central hole in the discs. The discs have half cylindrical cutouts, which fit over the rods, at one side of the bolt hole and a segment shaped pad at the other side of the hole. The two inner most discs in the assembly are provided with coupling plates, the faces of which have radial teeth. The relative angular position of the rods can be adjusted over an angle equal to the pitch of the teeth.
Patent DE-2440856-A1 (DE)
Title: Rail for temporary application to fractured jaw - allowing acceleration of healing with reduced danger of infection consists of plastics tubing
Inventor: BORETZKY HANS DR
IPC: A61B17/66
Filed: 1974-08-26
Abstract: Rail for temporary application to fractured jaw comprises at least two elements (12, 3) made of mouldable, solidifiable material, e.g. plastics tubing, pref. polytheline, which are adapted to the shape of the jaw and attached to the jaws. Between the elements are locking members (13, 14) each consisting of at least three metal screws which are screwed into the ends of the elements and which may be in two parts, with oppositely directed threads, and each including a central actuating attachment. Pref. the screws are arranged in the form of an equilateral triangle. Each section of tubing carries two pins which are driven into the jaw, enabling setting of a jaw which is fractured in two places.
Patent DE-2443429-A1 (DE)
Title: Electronic teleprinter keyboard with short time lock - has coder electronic simultaneous key lock operated by electromagnetically controlled bracket
Inventor: WACHS WALTER
IPC: H01H13/70
Filed: 1974-09-11
Abstract: The short-duration key lock limits the rate of keying in. Each key comprises only a key lever (7) and an electrical contact (1). The contacts are arranged in one row adjacent to each other. The bearing positions (11) of the contact levers (7) which are of varying lengths are arranged in such a manner that their travel is equally large on the key heads and on the contacts. The ends of the key levers (7) act on the contacts (1). The ends are centrally locked by means of a common electromagnetically controlled locking bracket (6) when an electronic intermediate store for the rate adaption reaches a specific level.
Patent DE-2446026-A1 (DE)
Title: Automatic cattle feeding grille - has top tubular bar with side operating bar sliding along guide pieces
IPC: A01K1/06
Filed: 1974-09-26
Abstract: The operating bar slides sideways along the top feeding grille frame-bar, in a lengthwise direction, and pivots up to 180 deg. on its own axis. On the operating bar are adjustable wedge-shaped locking cams. The securing clamps rest on cams by means of a drop shutter mechanism and on the top feeding grille frame-bar. The drop-shutter has a side-piece resting on the operating bar. The locking cam is conical and has a pin. When the operating car is moved and turned, the side-piece of the drop-shutter forces it to open or close. The drop-shutter is U-shaped and has one or more catches on it.
Patent DE-2448518-A1 (DE)
Title: Double cutter rotary can opener - has rotating cross memer supported on inverted rubber cup with spike through centre
Inventor: ELLMER KURT
IPC: B67B7/46
Filed: 1974-10-11
Abstract: A tin opener with a beam placed across the top of the tin, has a cutting wheel (12) at each end to cut the outer edge of the tin when the beam is rotated about its centre point, has the beam supported by an inverted shallow cup shaped rubber member (20) with a thick central disc (18). Through the middle of this disc is attached a metal spike (22). The point (24) of this spike is the only part which protrudes inside the cup, and is shorter than the inside depth of the cup, so that the cup has to be compressed to force the point into the surface of the tin. The beam then rotates about this point. This point has a set of grooves cut along its sloping face.
Patent DE-2448975-A1 (DE)
Title: psee-ting - has holding grooves for plastics stiffening and corrosion reducing sleeve
Inventor: KAMP HANS DIPL KFM
IPC: E03C1/04
Filed: 1974-10-15
Abstract: The pivoted outlet of a sanitary fitting is fitted by one end in an outlet nozzle of a sanitary fitting and it is held by a collar held by a clamping nut. This arrangement is highly stable and readily produced. A stiffening sleeve (4) made from plastics is fastened tightly into the end of the pipe. This sleeve engages also tightly with the outlet nozzle (1). This arrangement reduces corrosion and the pipe end is stiffened so that the cross-section is not deformed in normal use. The stiffening sleeve is connected to the pipe by internal ribs which engage with grooves in the sleeve circumference.