Abstract: A laminate material element (1) for a hook and loop closure, particularly a diaper closure, has a carrier film (2) and a textile material (3) laminated onto the carrier film (2), which has a surface structure that is suitable for forming a connection with the hooks of a hook and loop closure. The carrier film (2) and the textile material (3) are bonded together over their entire surface in an edge region that extends along the edges of the laminate material element and has the shape of a frame. A bond between the carrier film (2) and the textile material (3) that does not cover the entire surface is provided in the region within this frame.

Abstract: The invention relates to a method for isolating hydrogen sulphide from coke-oven gas with the subsequent recovery of elemental sulphur in a Claus plant. The hydrogen sulphide is eliminated from the coke-oven gas by gas washing using an absorption liquid. During the regeneration of the loaded absorption liquid, hydrogen sulphide is accumulated in concentrated form and is fed to the Claus plant. Said Claus plant comprises a Claus boiler, a waste-heat boiler, in addition to a reactor, which forms an additional catalyst stage. According to the invention, the Claus plant is operated with a single reactor, which operates at a working temperature of below 250° C. The process gas that exits the reactor is returned after the deposition of elemental sulphur with a non-reacted residual concentration of hydrogen sulphide to the coke-oven gas that is to be cleaned, prior to the gas washing stage.

Abstract: For two-dimensional imaging of scenes through continuous passive or active microwave scanning, use is made of a fully mechanized directional antenna array comprising a main reflector (1), a primary radiator array (3) and a subreflector (2) having a small size in comparison to the main reflector and being tilted relative to the optical axis (7) of the directional antenna array. First drive means (8) are operative to rotate the subreflector (2) about the optical axis (7), and second drive means (17,18) are operative to move the total directional antenna array in a direction approximately vertical to the optical axis (7). The moving speed of the subreflector (2) is very high in comparison to that of the total directional antenna array.

Abstract: A suction roller for transporting flat material blanks has a roller axis and a mantle surface. The suction roller is independent of format and therefore can be universally used for transporting flat material blanks, particularly label blanks. The suction roller has controllable suction holes or suction zones that lie at the closest possible distance from one another on its mantle surface. To this end, the suction roller has a plurality of suction slits, which run parallel to the roller axis and open into the mantle surface, whereby at least adjacent suction slits can have suction air applied to them independent of one another, and whereby a slit cover provided with passage holes is disposed on the mantle surface, in such a manner that the passage holes align with the suction slits, at least in part.

Abstract: In order to derive the temperature in the mesopause region from hydroxyl (OH*) airglow, in which intensities of three lines of OH* emission and a basic position are measured during the night using ground-based IR spectrometers, a noisy OH* spectrum is smoothed by filtering out white noise superimposed on the measured OH* intensities, by means of a spectral analysis method in the form of a harmonic analysis and by means of adaptation using the Voigt function which is carried out in the form of a combination of a Lorentz distribution and a Doppler distribution. A decision is made on the quality of the adaptation of the smoothed spectrum obtained to the original spectrum using statistical characteristic variables and by selecting one of the two methods, harmonic analysis function or Voigt function, and the temperature is thus accurately determined.

Abstract: Process for preparing 2-methoxycarbonylmethyl-6,6-dimethyl-2-tetrahydropyran carboxylic acid (I) comprising: a) Reaction of 5-bromo-2-methyl-2-pentene (III) with magnesium and then diethyloxalate to obtain ethyl-2-oxo-6-methyl-5-heptenoate (IV); b) Reaction of ethyl-2-oxo-6-methyl-5-heptenoate (IV) with an alkali amide and methyl acetate to obtain ethyl-2-methoxycarbonylmethyl-2-hydroxy-6-methyl-5-heptenoate (V); c) Reaction of ethyl-2-methoxycarbonylmethyl-2-hydroxy-6-methyl-5-heptenoate (V) with an alkali metal hydroxide to obtain the corresponding 2-carboxymethyl-2-hydroxy-6-methyl-5-heptenoic acid (VI); d) Cyclisation of 2-carboxymethyl-2-hydroxy-6-methyl-5-heptenoic acid (VI) with formic acid to give 2-carboxymethyl-6,6-dimethyl-2-tetrahydropyrancarboxylic acid (VII); e) Monoesterification of 2-carboxymethyl-6,6-dimethyl-2-tetrahydropyrancarboxylic acid (VII) to 2-methoxycarbonylmethyl-6,6-dimethyl-2-tetrahydropyran carboxylic acid (I), characterised in that in stage (e) the 2-methoxycarbonylmethyl-6,6

Abstract: A wheel suspension for a motor vehicle has a transverse control arm that can be attached to a vehicle body by way of bearings and can be rotated about a longitudinal axis, and a body spring configured as a torsion bar spring for absorbing rotational movements of the transverse control arm about the longitudinal axis. The body spring is disposed on the transverse control arm so as to rotate with it, with a first end. An electromechanical actuator for changing the angle of rotation of the body spring is disposed at a second end of the body spring. The wheel suspension has a damping element. The second end of the body spring is connected with a stress relief spring that is configured as a torsion bar spring, disposed coaxially with the body spring, and can be attached to the vehicle body.

Abstract: The invention relates to a method for the position- and angle-compensated welding of a component (6) to a base body (5), in particular to a blow molding, comprising the working steps of three-dimensionally recording the geometrical and positional data of the joining face (51) of the base body (5), positioning at least one heating element (221) on the basis of the recorded geometrical and positional data in such a way that a constant distance between the heating element (221) and the joining face (51) of the base body (5) is achieved over the entire joining face (51), plastifying the joining faces (51, 61) of the base element (5) and the component (6) and bringing the plastified joining faces (51, 61) of the component (6) and the base body (5) together.

Abstract: The invention relates to waveguide components based on acoustic surface waves, comprising at least one interdigital converter for exciting acoustic surface waves in a piezoelectric substrate or a piezoelectric layer. The object of the invention is to change known waveguide components, comprising at least one interdigital converter for exciting acoustic surface waves in a piezoelectric substrate or a piezoelectric layer, such that no reflectors are necessary with an otherwise equivalent function. The inventive waveguide components are characterized in that the interdigital converter(s) a) is or are disposed at a defined distance over the piezoelectric substrate or the piezoelectric layer for exciting wave fields, or b) is or are in contact with the piezoelectric substrate or the piezoelectric layer, wherein in version a) the piezoelectric substrate is designed as a ring and the piezoelectric layer is designed as a circular region.

Abstract: In order to prepare the final assembly of stamps which have a rest position, in which a stamp housing projects from an actuating yoke, and an operating position, in which the actuating yoke is moved against the force of a spring over the stamp housing and is lockable, as well as for the final assembly of the stamps by applying a stamp plate to a plate holder, several stamps are packed in a carton-like package (20) in at least one row in parallel to each other; the packaging (20) is closed with a covering (26) and the stamps are held in this way in the closed position; after opening of the packaging (20) prepared text plates (6) are adhered to plate holders (5) of the stamps (1).

Abstract: A piston for an internal combustion engine has annular cooling passage arranged in the vicinity of the piston crown and radially on the outside, which, in those regions of the pin bosses which lie close to the boss holes, has boss cooling passages which are connected to the cooling passage and are intended for improved cooling of the pin bosses.

Abstract: A connecting member is adapted to be coupled with a connection object including a pipe portion having a sealed end and a terminal portion protruding outward from the sealed end. The connecting member includes a tubular portion adapted to be fitted over an outer peripheral surface of the pipe portion, a bottom portion connected to one end of the tubular portion in an axial direction and adapted to be faced to the sealed end when the tubular portion is fitted over the outer peripheral surface of the pipe portion, and a connecting portion connected to the bottom portion and adapted to be connected to the terminal portion. The tubular portion includes a plurality of elastic sections separated by a plurality of slits extending from the other end towards the one end in the axial direction and adapted to be brought into elastic contact with the pipe portion.

Abstract: The present invention relates to an equipment for jump in an oversized parachute for carrying a pilot (1) and a passenger (2) comprising a main harness (3) and a secondary harness (4) connected to the main harness (3) and provided with at least a dorsal part and a frontal part which can be applied on the back and the belly of the passenger (2), respectively, characterized in that it comprises means to maintain the dorsal part and the frontal part of the secondary harness (4) spaced apart. The invention has the advantage of enabling a better positioning of the passenger (2) during the canopy descent in view of the landing operations. The invention will find its application during jumps in tandem parachute.

Abstract: A piston ring for the piston of an internal combustion engine, comprising, on a lower side of the piston ring, a circular, radially inner bezel, the width thereof reducing, on both sides of the ring stop, up to the side of the piston ring that is opposite the ring stop, in a symmetrical manner in relation to a radially situated axis and runs through the ring stop, and the bezel on the lower side of the piston ring is arranged away from the piston base. A good oil-scraping effect of the piston ring is obtained over the entire periphery of the inner wall of the cylinder.

Abstract: A hair extension kit enables user's hair to be coupled with extended hairs, and includes a fastening ring formed in a hollow shape, each respective upper end of the extended hairs being attached to an inner peripheral surface of the fastening ring; a guiding loop having a portion thereof received in the fastening ring and a guiding and holding part formed at the lower end thereof, the guiding loop being removable from the fastening ring; and a drawing loop having a portion thereof received between an inner wall of the fastening ring and the corresponding part of the guiding loop and a drawing and holding part formed at the lower end thereof, the drawing loop being removable from the fastening ring. The hair extension kit can increase the coupling force between the user's hair and the extension-hair via the fastening ring.

Abstract: The invention relates to a sports shoe (1), in particular an alpine ski shoe (2), with an adjusting means (3) for varying the stiffness of the sole system (4) as and when necessary. This adjusting means (3) comprises at least one profiled tension element (19) which remains essentially dimensionally stable when forces act on it and which is connected at its oppositely lying end portions to a front sole platform (10) on the one hand and to a rear sole platform (11) of the sole system (4) on the other hand, its middle portion extending freely between the front and the rear sole platform (10, 11). The tension element (19) is mounted so as to be relatively displaceable in the longitudinal direction of the sole system (4) in order to apply adjustable positioning forces relative to at least one sole platform (10, 11), and an individually adjustable tensing force can be expended between the front and the rear sole platform (10, 11) via the tension element (19).

Abstract: The present invention relates to a method for producing a single part piston (20) for an internal combustion engine from a piston blank (10), with a cooling channel (15) that is open in the downward direction running circularly inside a piston head (11), and an annular recess (16) built between the piston head (11) and a piston shaft (13), wherein the piston head (11) and the piston shaft (13) are connected to each other by means of a piston hub (14), and wherein the annular recess (16) and the cooling channel (15) are machined into the piston blank (10) by means of a cutting operation. According to the invention, it is provided that, for the cutting operation of the cooling channel (15), a tool (17) is moved into the area of the cooling channel (15) in an arc-shaped pivoting movement (A) through the recess (16), and that the cooling channel (15) is cut.

Abstract: The invention relates to a method and to a device for optically scanning a sample (1). The device comprises an adjusting unit (2, 3) and a scanning device (4, 5) which comprises an optical unit (4) and a scanning unit (5). The inventive device also comprises a control arrangement (6) which controls the optical unit (4), the scanning unit (5) and the adjusting unit (2, 3). The sample (1) is displaced in relation to the scanning device (4, 5), or vice-versa, by means of the adjusting unit (2, 3) which is impinged upon by the control arrangement (6). As a result, individual images (7), which are obtained by means of the scanning device (4, 5) are assembled to make at least one global image in the control arrangement (6). According to the invention, the respectively detected individual image (7) is evaluated either partially or totally in relation to the contrast thereof, and the obtained contrast values (K) influence the functionality of the entire arrangement.

Abstract: The invention relates to a device for the ultrasound testing of hot rolling material during the rolling procedure in one of a plurality of rolling stands in a rolling train which are arranged one behind the other, comprising at least two rolls which leave a roll gap between them, there being associated with the rolls ultrasound testing heads which are arranged such that parts of the roll body itself serve as the path along which the ultrasound waves pass on their way to the rolling material to be tested in the roll gap, which is characterised in that the rolls provided with the ultrasound testing heads are adjustable, have a straight transverse profile and a diameter which is a multiple of the width of the roll gap, with the result that a large rolling angle (?) is provided, and these rolls are arranged in one of the first rolling stands of the rolling train.

Abstract: A bearing bush system includes a bearing bush of polyamide that is held on an outer steering shaft with a stopping collar and on the free face of which the one-piece sealing element of thermoplastic elastomer that seals statically with a ring seal as well as dynamically with sealing lips is held in a form-fitting fashion by means of watchtower-like denticulated ribs provided on both sides. The bearing bush system of two plastics forms a single component, requires low manufacturing expenditures, can be easily assembled and also ensures a reliable seal.