baber/WOPTO huggingface dataset:
Patent DE-2711683-A1 (DE)
Title: Brazing pressing produced by powder metallurgy - in which shape of pressing is preserved by using projection on joint surface, covered with flux and heated to m. pt.
Inventor: SCHREINER HORST PROF DR TECHN
IPC: B23K35/40
Filed: 1977-03-17
Abstract: Pressings or mouldings a made by powder metallurgy are hard-soldered or brazed, where the brazing wire is fed to and melted on a joint surface. The joint surface is first provided with a projection, and then covered by flux, followed by heating the pressing to the m.pt. of the brazing wire. The pressing may be rotated during the melting of the brazing wire, esp. where the melting zone is outside the axis of rotation, e.g. using a ring-shaped projection. The geometry of the pressing is not affected by the brazing process.
Patent DE-2713982-A1 (DE)
Title: Proximity switch with class=C oscillator transistor - has oscillator controlling charging and discharging of capacitor that operates trigger
Inventor: MILOSEVIC DRAGUTIN DIPL ING
IPC: H03K17/95
Filed: 1977-03-30
Abstract: The proximity switch has an oscillator whose oscillations can be damped. It has a demodulator, a threshold switch and an output stage. The active transistor (Q2) of the oscillator is driven in the class-C mode. This transistor determines the charging and discharging of a capacitor (C4), and the charge state of the capacitor operates a single transistor (Q3) in the threshold switch. The oscillator transistor is in parallel with the capacitor.
Patent DE-2723985-A1 (DE)
Title: Telephone interruption circuit with preset duration - has transistors and other components to provide operation independent of control mode, current and temp.
Inventor: BINDER ERWIN
IPC: H04M1/53
Filed: 1977-05-27
Abstract: A circuit is used to provide an interruption of a current during a set period in a telephone line. The interruption time is independent of the control used, the value of the current and any variation in ambient temperature. The circuit has a set of contacts (rls) actuated by a relay (R1s) and a set of contacts (S1) actuated by a keyboard push-button. A bridge rectifier is used to protect the circuit against any reversed polarity. The circuit is connected to two terminals (ws, br) of a telephone. Two resistors (R1, R2), a capacitor (C), a load resistor (R), and two transistors (T1, T2) are connected to the relay coil (R1s) and a second set of contacts (S2) actuated the keyboard pushbutton.
Patent DE-2733098-A1 (DE)
Title: Display disc to be worn on clothing - has disc with information pads viewed selectively through aperture in cover
Inventor: SCHLOTTER ALFRED DIPL ING
IPC: G09F11/04
Filed: 1977-07-22
Abstract: A display disc to be worn in the lapel of a coat is intended to indicate a particular item of information e.g. member of a group. The information carrying disc (12) has a number of stick on pads (22) located on a constant pitch circle diameter. A top cover disc (14) is supported on a central shaft (16) that is peened over (20) for retention. The top disc has an aperture (24) to allow a specific information pad to be seen. A clip (26) is provided for securing to a lapel.
Patent DE-2746184-A1 (DE)
Title: Missile piezoelectric supply system - has capacitor whose dielectric constant alters with temp. heating up in flight
Inventor: GOTTSCHILD WILFRIED DIPL ING
IPC: F42C11/02
Filed: 1977-10-14
Abstract: The missile electric supply system is partic. for the fuse, having a piezo-electric element in which a charge is generated by a pressure or blow, the charge being stored in a capacitor. The capacitor has a dielectric whose constant alters with temp. and is so mounted that it heats up while the missile is in flight. It can be in heat contact with the outer missile case. The element and capacitor can be so dimensioned that the charge generated in the element is insufficient for the system connected to it, the balance being made up by the charge in the capacitor after heating.
Patent DE-2805577-A1 (DE)
Title: Flow connector for hot water radiator - has variable cross section orifice provided by stepped pipe cut off at desired section (NL 14.8.79)
Inventor: REICHMANN HANS H ING GRAD
IPC: F16K47/16
Filed: 1978-02-10
Abstract: The connector is used in a hot water radiator. The flow resistance of the radiator is matched to the system requirements without the use of a large number of different resistor elements. Into the connection nozzle is fitted an orifice tube whose flow cross section increase or decreases. The final cross section can be varied by separation of the sections of the orifice tube. The tube is injection moulded from a corrosion resistant and heat resistant plastics. Sections are removed by a knife.
Patent DE-2806652-A1 (DE)
Title: Mixer for blower operated gas burner - has perforated mixing shell and guide blades on burner tube
Inventor: ERDOES KAROLY
IPC: B01F5/04
Filed: 1978-02-16
Abstract: The mixer for gas combustion is esp. for gas burners with blowers. The mixer has a cylindrical envelope arranged in an axial direction and provided with several rows of radial gas outlet openings. The end opposite the gas supply tube is hermetically sealed. An external burner tube has guide blades between the cylindrical envelope and the burner tube. Between the guide blades (6) and the cylindrical envelope (3) is provided a gap. The guide blades project over the plane of the bottom of the cylindrical envelope. These blades have a bend in the axial direction at a sharp angle. The gas supply tubes (1) are able to move relative to each other with a connecting cylindrical envelope and the burner tube (5) together with its guide blades.
Patent DE-2806991-A1 (DE)
Inventor: SCHIPPERS HEINZ DIPL ING
IPC: D01H4/16
Filed: 1978-02-18
Abstract: The fibre-feed apparatus serves for loosening fibres from a fibre sliver and for feeding the individual fibres to an open-end spinning apparatus which consists of two bodies of revolution (41, 42) having air-permeable casings. The bodies of revolution or screening drums (41, 42) are arranged relative to one another in such a way that they form between them a very narrow gap, into which the individual fibres are guided. The fibre-feed apparatus consists of a housing with a carding roller (48) which is rotatably mounted in a chamber and to which the fibre sliver (46) is fed by way of a channel. The fibre-feed channel (45) adjoins the chamber by way of a fibre passage slot (51) and extends as far as its mouth (52) arranged in the gusset between the rotating screening drums (41, 42). The elongate mouth (52) extends along the air-permeable surfaces of the bodies of revolution (41, 42). The surface content of the cross-section of the fibre-feed channel (45) decreases from the fibre passage slot (51) towards the mouth (52). Devices (injectors 49) for generating an air stream in the fibre-feed channel (45) are arranged in the fibre-feed channel (45). Moreover, the front and the rear limiting surface of the fibre-feed channel (45) are each inclined at an angle of less than 60 DEG relative to the mouth of the fibre-feed channel. <IMAGE>
Patent DE-2807538-A1 (DE)
Title: Liq. presence detector for enuresis prevention - has sensor with transmitter on body in wireless communication with receiver with display
Inventor: SCHLENKE HUBERT ING GRAD
IPC: A61F5/48
Filed: 1978-02-22
Abstract: The instrument for recording and signalling the presence of moisture of liquid is used to prevent enuresis. The moisture probe has high sensitivity, is comfortable to wear and not visible. The sensing probe has a miniature transmitter and transmits pulses to a receiver. The transmitter is activated by moisture which connects the contact strips on the probe surface. The receiver may be powered from the mains supply while the transmitter attached to body is powered by a miniature battery. The receiver will produce an optical or acoustic display.
Patent DE-2807575-A1 (DE)
Title: Safety belt locking system - consists of tongue with hole into which fits spring loaded locking bar secured by catch
Inventor: KORGER HEINZ ING GRAD
IPC: A44B11/25
Filed: 1978-02-22
Abstract: The safety belt lock consists of a tongue (8) with a hole (27) in it, and a lock housing (1) in which a spring-loaded locking bar (44) is inserted. The locking bar (44) has pivot-mounted on it a catch (51) which fits into the hole (27) in the tongue (8). When the catch (51) is in its locked position, the locking bar (44) is supported against a spring (52) which is positioned at the back end of the locking bar (44). The spring (52) is also positioned underneath the pivot axis (50) of the locking bar (44) for opening, and on forward-slanting sids (53).
Patent DE-2833929-A1 (DE)
Title: Dust protector for brake lining turning lathe - uses vacuum cleaner and centrifugal separator to prevent clogging of filters
Inventor: SEDELMEYER JUN FRANZ XAVER
IPC: B23B5/04
Filed: 1978-08-02
Abstract: The brake shoe linings (1) which are to be machined, are mounted on a turning arrangement (4) in which a rotating cutting tool (6) can be moved to and fro over the linings. The arrangement is enclosed in a housing (8), to which a suction line (12) is connected. The suction line runs tangentionally to a vertical drum, so that the air in the drum is swirled. Dust is flung from the swirling air and collects in the bottom of the drum. Air is sucked from the drum via a pipe which is mounted centrally in the drum.
Patent DE-2834099-A1 (DE)
Inventor: LANDGRAF HERMANN
IPC: A61C1/06
Filed: 1978-08-03
Abstract: For adjusting the rpm with the assistance of mechanical regulators consisting of low-retentivity magnetic material, the air gap between the rotor and the stator, and/or the magnetic return between the stator field poles of opposite polarity, and/or a magnetic shunt is adjusted. The illustrative embodiments are particularly provided for d.c. subfractional horsepower motors for the drive of dental tools.
Patent DE-2835959-A1 (DE)
Title: Roll-up door or window insect screen net - has swivelling unit operated to press edges close against frame
Inventor: BADEWIEN REINHARD
IPC: E06B9/54
Filed: 1978-08-17
Abstract: On window or door openings in walls, or similar, the device for preventing insects from entering comprises a flexible net, held so that it can be wound up on a roller, with a torsion spring fitted. There is a press element (17) aligned parallel to the roller (6). This swivels about the axis of rotation (19) of the roller to cause the net (7), withdrawn from the roller, to be pressed with a sealing effect against a window frame component (1) or other abutment, over full net width in an area adjacent to the roller. The activating device (10) for this can be a draw cord, pref. fixable in one or more positions between the end positions.
Patent DE-2837778-A1 (DE)
Title: Inclinometer for motorcycle rounding curve - uses damped pendulum to move friction help indicators to positions corresponding to max. inclinations of machine
Inventor: KADLETZ KARL
IPC: G01C9/12
Filed: 1978-08-30
Abstract: The inclinometer measures the max. inclination of a motorcycle travelling round a curve. A damped pendulum (31) has two perpendicular rods (40, 41) which extend through slots (21, 22) in the indicator scale (24). As the motorcycle leans over, one rod pushes the indicator to the required angle. When the motorcycle leans in the opposite direction the other rod pushes the second indicator the opposite direction. Both indicators are held fast by friction with flat springs. Thus the max. inclinations are preserved by the indicators. A release knob (46) resets the indicators to their zero positions.
Patent DE-2838908-A1 (DE)
Title: Sealing ring for pump shaft - has end flange fitting into groove in bearing housing face and encloses locking ring
Inventor: JANCOVICH GUIDO
IPC: F16J15/54
Filed: 1978-09-07
Abstract: The bearing arrangement for a pump shaft includes a ball bearing mounted in the end of the bearing block and fitted with an end cover. The remainder of the shaft is stepped, with part carrying the pump wheel and its packing rings. On another stepped part is mounted a face sealing ring. This is a resilient ring which can be easily removed for replacement of parts along the shaft. It is a deep drawn component which is top hat shaped in section. Housed between the smallest dia. part and the shoulder on the shaft is a corrugated resilient locking ring. This is followed by a disc portion with a horizontal flange which fits into a recess in the face of the cover.
Patent DE-2848621-A1 (DE)
Title: Computer controlled simulation of logic circuit operation - allows circuit operation to be evacuated by providing input-output combinations
Inventor: SCHREIBER KLAUS ING GRAD
IPC: G06F17/50
Filed: 1978-11-09
Abstract: The evaluation of the performance of a logic circuit is provided by a simulation programme executed by a computer system. An integrated circuit (JC) to be evaluated is socket mounted (SO) with pins assigned according to input (E) or output (A) functions. All outputs from the circuit are transmitted to the computer over an input /output module. Outputs are transmitted when the computer generates a gating signal (EB). A similar arrangement is used to allow the computer to transfer signals to the circuit under test. When the computer outputs a particular test condition the data is used to address a memory in the input/output module. A ready signal allows the circuit to synchronously transfer information back to the computer. All possible input/output combinations may be evaluated.
Patent DE-2853498-A1 (DE)
Title: Flat camera with retractable slide - has battery chamber between rear cover and slide, with chamber lid having part flush with rear cover
Inventor: ENGELSMANN DIETER
IPC: G03B17/56
Filed: 1978-12-12
Abstract: The camera has a slide (2) which can be pulled out of the housing and preferably forms the film transport handle, also covering the lens shutter trigger etc. when retracted. In the latter posn. it also extends over a long narrow side of the camera. A rear camera cover (4) is mounted on this side and is roughly flush with the slide, and there is a battery chamber (5) with a lid (7). This chamber is situated between the rear cover and the slide, when the latter is in the retracted position, and its lid has aportion (7a) flush with the rear cover and the slide, while another portion is set back towards the interior of the camera. When the slide is retracted, it fits over the latter portion.
Patent DE-2856301-A1 (DE)
Title: Universally jointed conveyor chain - has slot in each block end face and locking lug on links
Inventor: GEFKEN WERNER ING GRAD
IPC: F16G13/08
Filed: 1978-12-27
Abstract: The universally-jointed chain for use in haulage conveyors etc has pairs of successive links movably secured to a block and turned through 90 deg. in relation to each other. Some of the pairs of links accommodate rollers between them. The block (2) has a slot (8) in each end face while the trailing pair of links in each set has a locking lug (13), whose distance from the rear end of the member is less than the depth of the slot (8) at the other end of the latter.
Patent DE-2905588-A1 (DE)
Title: Temp. measuring device for electrical equipment esp. transformers - has two bodies moving w.r.t. one another with different expansion coefficients and mutual displacement measured by optical conductor
Inventor: BERTHOLD RAINER DIPL PHYS
IPC: H02K11/25
Filed: 1979-02-14
Abstract: The temp. measuring device for electrical machines, esp. transformers includes a sensor with at least two electrically nonconducting bodies (10, 12) with different expansion coefficients, with a fixing at one end and a measuring instrument at the other end to measure the relative change in length with a light conductor (32). The conversion into a digital optical signal is made by an optical coder (38) connected to a coder template (18) which is associated with an optical pick-up device (20). The adjustable coder pattern is connected with the free end of the second body. The light conductor may be mounted on a third body mounted at one end above the first body near the end remote from the light conductor.
Patent DE-2907066-A1 (DE)
Title: Vinyl chloride mfr. - by cleavage of 1,2-di:chloroethane, with recovery of heat from the hot cleavage gases by indirect heat exchange
Inventor: CZEKAY ARNO DIPL CHEM DR
IPC: C07C21/06
Filed: 1979-02-23
Abstract: In a process for recovering pyrolysis energy in the prodn. of vinyl chloride, liq. 1,2-dichloroethane (I) is preheated under pressure, vapourised and led in the gaseous state into a cleavage zone. After incomplete thermal cleavage the hot cleavage gases under pressure are cooled in a heat exchanger through which a heat transfer or cooling agent is passed. The heat exchange medium, after extracting heat from the hot gases, is led off for use in another part of the process. The cooled gas stream is treated in a number of successive distn. zones to recover HCl, vinyl chloride, unconverted (I) and high- and low-boiling components. Process allows utilisation of the pyrolysis heat evolved during cleavage of the (I), and which was previously lost. The heat is esp. used to heat the distn. columns in the prod. sepn. stage.
Patent DE-2910023-A1 (DE)
Title: Stirring molten core of cast billet during continuous casting - via induction stirrer creating longitudinal travelling magnetic field
Inventor: KOLLBERG STEN DIPL ING
IPC: B22D11/12
Filed: 1979-03-14
Abstract: On leaving the mould, the billet has a solidified skin but a molten core; and a straight induction stirrer is located at one side of, or above, the semi-solid zone of the billet. The length of the stirrer is much shorter than the length of the molten core; and the stirrer produces a stirring motion in the longitudinal direction of the billet for a length of at least double the length of the stirrer. The upper end of the stirred melt pref. extends into the bottom part of the mould; and the pref. stirrer is fed with mains frequency, viz. 50-60 Hz; or with 10-20 Hz. A second stirrer may also be used in the region of the mould to provide stirring at 90 degrees to the longitudinal axis of the cast billet. With conventional electromagnetic stirrers negative segregation is obtd. which is often called "white bands"; the process is designed to eliminate the formation of these "bands".
Patent DE-2913505-A1 (DE)
Title: Rotary bottle label applicator cylinder - has cam-controlled pivoted carriers holding radially movable pressure pads and pivoted grippers
Inventor: WINTER HORST
IPC: B65C9/36
Filed: 1979-04-04
Abstract: The rotary (4) label applicator cylinder (1) is intended for a bottle labelling machine. It comprises at least one outwardly pivotable gripper (11) which together with a retainer (9), holds a label, and a pressure pad (15) which is movable radially outwardly and pivotable (7) about an axis at right angles to the cylinder axis (4). Gripper swivel and radial pad movement are controlled by cam faces. The gripper is pivotable in a carrier (8) which also holds the retainer (9). The pressure pad (15) is radially movable in that carrier which is itself pivotable (77) relative to the cylinder under control of a separate cam track below (27).
Patent DE-2915817-A1 (DE)
Title: Jet-loom insertion guide channel - with variable cross=section formed by vertically movable constrictors permitting shortened sley movement
Inventor: SCHEFFEL WALTER
IPC: D03D47/30
Filed: 1979-04-19
Abstract: The guide channel for the weft-insertion air-jet of a loom comprises constrictors with varying apertures mounted on a common bar, such that the insertion channel narrows in a series of discrete steps across the loom, with auxiliary jet orifices positioned adjacent the widened sections. The axes of the jets are inclined away from the reed and towards the axis of the channel, whilst the channel narrows towards the reed, the axes of the jets not intersecting the envelope of the channel on the side adjacent the auxiliary jets. The constrictor bar is affixed to the front of the sley by bolts passing through elongated holes in the bar which allow it to move vertically in a plane parallel to the planes of the reed and the fixed jet orifices. The variable-section canal does not require to be closed on the side towards the reed. It gives weft guidance with economical power consumption. The movable constrictors permit the use of a smaller shed, with higher loom speeds and less wear.
Patent DE-2921954-A1 (DE)
Title: Press ram safety circuit - has two two-way valves with passages in series and parallel
Inventor: SILVANI BENEDETTO
IPC: B30B15/28
Filed: 1979-05-30
Abstract: The ram safety circuit is particularly for use in a press, having a first and three-position valve. In two positions, this valve forms flow passages in different directions and in the third connects the pressure source to an accumulator vessel while cutting off the supply to the ram unions. Second and third and similar valves each form in each of their two positions two closed and two open flow passages. A passage in one of the latter valves is connected in parallel with one in the other, while two passages in the one are each connected in series with one in the other. Of the two passages connected in parallel or series, one in one valve is open and that in the other shut.
Patent DE-2926505-A1 (DE)
Title: Sound insulating masonry block joint - has thin rendering protection which involves deformations on vertical block joint edges
Inventor: SCHULZ FERDINAND
IPC: E04B2/02
Filed: 1979-06-30
Abstract: Precautions are applied to building blocks in walls, esp. at joints between blocks, to prevent formation of sound bridges and fissures in rendering. These precautions are used where there are thin-layered smooth internal wall finishes. The blocks are provided with recesses at their vertical abutting joint edges. These may be on all such edges, or on two tangential vertical abutting edges of a joint face, or on two vertical edges sited diagonally to the block surface. They can be in any form. This effects insulation and protection with simple and inexpensive equipment and gives good rendering adhesion, and no noise passing through joints.
Patent DE-2931421-A1 (DE)
Title: Tower crane with jib - has crab track extending beyond lower attachment points for jib extension section
Inventor: HUDELMAIER GERHARD DR
IPC: B66C23/26
Filed: 1979-08-02
Abstract: The crane jib has a crab with lifting tackle travelling along the jib, which is extensible by adding one or more jib sections attached to it at top and bottom points. The crab travel track (9) on the jib (6) extends on the latter and on the sections (13) attached to it beyond the lower a attachment points (11) for the jib section to be fitted. The lifting tackle (8) engages with the jib section in such a manner that the resultant of the rope force applied to the tackle extends at a distance (a) from the lower attachment points.
Patent DE-2937169-A1 (DE)
Title: Photo-mineralisation meter for adsorbed chemical combination - uses reaction cylinder with outer cooling jacket and inner sub-divided reactance space
Inventor: LOTZ FRIEDHELM DR
IPC: B01J19/12
Filed: 1979-09-14
Abstract: The device uses a reaction cylinder with a symmetrical intermediate space between the internal and external cylinder walls. This is divided into two halves (5,6) by a cylindrical dividing wall. The innermost half (5) contains the chemical combination and the adsorbant which are illuminated by a light source positioned within the cylinder. This half is sub-divided into two identical parts, one containing the chemical combination and the other containing a readily mineralised substance, e.g. pentachlorphenol. The outer half (6) is coupled in a coolant circuit for the reactance cylinder.