Abstract: The present invention is directed to a crimping conjugate fiber, comprising a first component and a second component, wherein the first component comprises a polybutene-1; the second component comprises a polymer having a melting point higher than that of the polybutene-1 by at least 20° C., or a polymer having a melting initiation temperature (extrapolated melting initiation temperature measured using differential scanning calorimetry (DSC) as defined in JIS-K-7121) of at least 120° C.; in a cross section of the fiber, the first component occupies at least 20% of the surface of the conjugate fiber, and the centroid position of the second component is shifted from the centroid position of the conjugate fiber; and the conjugate fiber is an actualized crimping conjugate fiber in which three-dimensional crimps have been developed or a latently crimpable conjugate fiber in which three-dimensional crimps are developed by heating.

Abstract: A vibrometer and a method for optically measuring oscillations at an object, including a radiation source for creating a source beam, a beam splitter to split the source beam into a measuring beam and a reference beam, an optic interference device for interfering the reference beam with a measuring beam, at least partially reflected by the object, and a detector, with the interference device and the detector being embodied cooperating such that a measuring beam, at least partially deflected by the object, and the reference beam interfere on the detector. The vibrometer is embodied as a heterodyne vibrometer, having an optic frequency shift unit, which is arranged in the optical path of the vibrometer, to form a carrier frequency by creating a frequency difference between the measuring beam and the reference beam.

Abstract: The invention relates to a vacuum pump having a cup-shaped housing, a rotor, eccentrically mounted for rotation in the housing, at least one blade mounted in or on the rotor, and a housing cover closing the cup-shaped housing, wherein the rotor has a rotor shaft that passes through the cup-shaped housing and by which the rotor is driven, wherein the rotor shaft is sealed by means of a seal in the housing.

Abstract: The invention relates to a vacuum pump comprising a cup-shaped housing, a rotor eccentrically mounted for rotation in the housing, and a housing cover closing the cup-shaped housing, wherein the rotor has a rotor shaft that passes through the cup-shaped housing and by which the rotor is driven, wherein the rotor shaft is provided with a bore for delivering a lubricant, and a connection nipple is seated in the free end section of the bore.

Abstract: An oil filter assembly (10) has a receiving chamber that can be closed by a cover element and a spring-loaded supporting tube (22) that is fixed in the receiving chamber (18) and is designed to receive a filter element (20) that can be radially traversed by oil, the supporting tube being axially displaceable between an operating position and a drain position in such a way that, in the operating position when the receiving chamber is closed by the cover element (14), the tube closes a drain opening (42) and when the receiving chamber is open in the drain position, the tube releases a drain opening (42). The cover element (14) has a supporting tube contact area (58) on the side facing the receiving chamber in such a way that during the closing of the receiving chamber (14) when the filter element is located on the supporting tube (22), pressure is exerted on the tube by the support tube contact area (58), thus displacing the tube into the operating position.

Abstract: A crimped conjugate fiber of the present invention is a conjugate fiber containing a first component and a second component, the first component containing polybutene-1 and linear low density polyethylene, the linear low density polyethylene content being 2 to 25 mass %, the second component 2 containing a polymer having a melting peak temperature at least 20° C. higher than the melting peak temperature of polybutene-1 or a polymer having a melting initiation temperature of 120° C. or higher, when viewed from a fiber cross-section, the first component occupies at least 20% of the surface of the conjugate fiber 10 and the centroid position of the second component not overlapping the centroid position of the conjugate fiber, the conjugate fiber is an actualized crimping conjugate fiber in which three-dimensional crimps have been developed or a latently crimpable conjugate fiber in which three-dimensional crimps are developed by heating.

Abstract: An oil filter arrangement, has a housing (12) with a receiving space (18) for a filter element (20) which can be inserted into the housing and through which oil can flow radially, with an oil inlet (34) and an oil outlet (32), and with a supporting tube (22) which is present in the receiving space and supports the filter element. The supporting tube is inserted into the receiving space and is fastened to the housing in such a manner that it remains in the housing when the filter element is exchanged.

Abstract: An interferometer for optically measuring an object (10), including a light source (1), at least one beam splitter (2) and at least one detector (12a, 12b), with the beam splitter being arranged in the beam path of the light source such that a light beam created by the light source is split into a working beam (3) and a reference beam (4). The interferometer is embodied such that the working beam impinges on the object (10) to be measured and the working beam is at least partially reflected by the object and interfered with the reference beam on the detector (12a, 12b).

Abstract: The invention relates to a rotor pump having an internally toothed outer ring and an externally toothed inner ring which is mounted therein and intermeshes therewith, wherein the outer ring and the inner ring are arranged axis-parallel to one another, and the axes of the outer ring and of the inner ring are at a distance from one another, and the outer ring is connected to a hollow shaft motor with a stator which is fitted with windings, and to a rotor which is rotatably mounted therein, characterized in that the outer ring forms the rotor of the hollow shaft motor.

Abstract: A method and a device for non-contact vibration measurement of an object. Method steps include: Moving at least one laser interferometer, which emits at least one measuring beam to at least one measuring point on the object, detecting the measuring beam reflected by the object, determining the vibration data from the emitted and reflected measuring beam, allocating the vibration data to the measuring point, as well as evaluating the vibration data and displaying the vibration data of the measuring point, with at least one comparison of a position of the laser interferometer being performed using at least one position of a known freely predetermined point on the object and a transformation rule being prepared to determine the position of the laser interferometer in reference to the object for arbitrary measuring positions based on the comparison. The device for measuring vibrations is also disclosed.

Abstract: The invention relates to a process for the preparation of multicolored interior trim components of motor vehicles having a defined surface profile, and to the thus obtained interior trim components.

Abstract: The present invention relates to a fiber assembly obtained by electrifying a resin in a melted state by application of voltage between a supply-side electrode and a collection-side electrode so as to extend the resin into an ultrafine composite fiber by electrospinning, and accumulating the ultrafine composite fiber, wherein the ultrafine composite fiber includes at least two polymeric components and the ultrafine composite fiber includes at least one type of composite fiber selected from a sea-island structure composite fiber and a core-sheath structure composite fiber as viewed in fiber cross section, at least one selected from an island component and a core component has a volume specific resistance of 1015?·cm or less, and at least one selected from a sea component and a sheath component has a volume specific resistance exceeding 1015?·cm.

Abstract: The invention relates to a device for producing and providing a vacuum for a vacuum consumer, having a vacuum source, having a suction valve, having a non-return valve arranged between the vacuum consumer and the suction valve, and having a ventilation valve, the control inlet of which ventilation valve is connected to the suction port of the vacuum source, the output of which ventilation valve opens out between the control valve and the non-return valve, and the input of which ventilation valve is open to the environment.

Abstract: A method for the spectrometric measurement of a material flow moving in the longitudinal direction, that includes illumination of an illumination area (1b) on the material flow (10) via an illumination beam (1b) generated in a radiation source (1), at least partial collection of the radiation reflected in a measurement area (2b) on the material flow (10) via optical components and forwarding it to a spectrometer. The illumination area (1b) essentially overlaps the measurement area (2b) and the illumination and measurement areas are stationary in the longitudinal direction. Spectrometric analysis of the radiation guided to the spectrometer is carried out.

Abstract: A device for interferometric vibration measurement on an object (8), having a radiation source (1) for generating an original beam, a first beam splitter for dividing the original beam into a measuring beam and a reference beam (4, 5), a detector (10) and a focusing device (9). The device is implemented in such a way that the measuring beam at least partly reflected by the object and the reference beam are superimposed on a detection area of the detector, and the focusing device is arranged in the beam path of the measuring beam for focusing the measuring beam onto a measuring point (7) on the object. It is important that, by using the device, a measuring beam having a wavelength greater than 1100 nm can be generated and that the device additionally has an image unit (12) for two-dimensional imaging of at least a sub-region of the object surrounding the measuring point.

Abstract: A skin-covering sheet for impregnation with a cosmetic preparation according to the present invention includes a non-woven fabric in which a splittable conjugate fiber containing at least two components as viewed in fiber cross-section, namely a polyethylene component and another polymer component, and a hydrophilic fiber are blended, and hydroentangled. The conjugate fiber is partially split and includes a polyethylene ultrafine fiber having a fineness of 0.6 dtex or less. A face mask according to the present invention includes the skin-covering sheet for impregnation with a cosmetic preparation impregnated with 500 to 2000 mass % of a liquid containing a cosmetic preparation. It is therefore possible to obtain a skin-covering sheet for impregnation with a cosmetic preparation and a face mask that have good impregnating ability of a cosmetic liquid into the sheet layer, cause very little irritation to the skin, and are soft in texture.

Abstract: A pre-assembled camshaft module for attachment to a cylinder head of an internal combustion engine includes a cylinder head cover, at least one camshaft, and bearing elements to which the camshaft is rotatably mounted. The bearing elements are formed as bearing brackets, which are connected by attachment members to the cylinder head cover at individual attachment points, in order to produce the pre-assembled camshaft module. The camshaft module is connectable to the cylinder head at the attachment points by the attachment members.

Abstract: An oil filter arrangement comprises a housing, which has a receiving chamber for a filter element which can be cross-flowed in a radial manner by oil and which can be inserted into the housing, a support tube which supports the filter element when it is inserted, a housing cover which closes the receiving chamber, and a drainage channel which is provided in the base area of the receiving chamber. The support tube is fixed to the housing and it remains therein when the filter element is replaced and that a drainage plate, which comprises closing means for closing the drainage channel and which is arranged in an axially displaceable manner, to a limited extent, on the support tube, is arranged in the base area of the receiving chamber.

Abstract: A device for the optic measuring of an object (1), including a signal processing unit (2) as well as an interferometer with a light source (3) and with at least one detector (4a, 4d). The interferometer is embodied such that a light beam (12) created by the light source (3) is split at least into a working beam (12a) and a reference beam (12b), with the working beam (12a) impinging the object (1) and the working beam (12a) is at least partially reflected by the object and interfered with the reference beam (12b) on the detector (4a, 4b). The signal processing unit (2) is connected to the detector (4a, 4b) and includes a vibrometer processing unit (2f), which detects the motion of the object (1) from the measuring signals of the detector (4a, 4d).

Abstract: An oil filter assembly (10) comprises a housing (12) that has a holding space for a filter element (20), which can be placed inside the housing and through which oil can radially flow, an oil inlet, an oil outlet, and a supporting tube (22), which supports the filter element. A guide (62) for a compensating body of the outlet valve is provided on a part that is separate from the housing (12). The compensating body (58) serves to compensate for axial tolerances of the housing and/or of the filter element.