Abstract: The invention relates to laboratory temperature control devices for storing laboratory samples. It particularly concerns incubators for the growth of cell cultures. Efficient measures for thermal decoupling of chamber and housing of the laboratory temperature control device are described.

Abstract: The invention relates to a laboratory tempering device for storing laboratory samples at a target temperature. It relates in particular to an incubator (1) for growing cell cultures. The invention moreover relates to a method for setting a target temperature in a laboratory tempering device that is based in particular on estimating the temperature inside the chamber.

Abstract: The invention relates to a laboratory instrument for working on laboratory samples, and a network instrument insertable inside a working chamber of the laboratory instrument. The laboratory instrument comprises a working chamber for housing the laboratory sam-ples, a network interface apparatus for providing a network connection capable of ex-changing data for the at least one network instrument, when the same is arranged and installed in an installed position inside the working chamber, the network interface appa-ratus comprising a communication apparatus being arranged outside the working cham-ber and providing the network connection, and a connector apparatus including at least one first connector for connecting with the network instrument, the at least one first con-nector being arranged facing the inside of the working chamber and being connected with the communication apparatus for allowing the data exchange.

Abstract: The invention relates to a pressing arrangement for a cover, in particular in a laboratory thermostat, having at least: a first component disposed to exert an excitation force, a second component, in particular a plate component disposed to exert a pressing force Fz in at least one target position, a transmission device disposed for transmitting force from the first component to the second component, characterized in that the transmission device comprises a transmission component disposed to be driven by the first component and to drive the second component, and the transmission device comprises at least one elastic tensioning member disposed to be driven by the first component so as to change its tension and to drive the transmission component, and the transmission device or the transmission component causes the setting of the pressing force Fz in dependence on the target position. The invention further relates to a corresponding method for pressuring.

Abstract: The present invention relates to a device and a method for controlling the temperature of at least one sample. The device comprises at least the following means: (a) means for accommodating at least one sample; (b) means for heating and/or cooling at least one sample; (c) means for covering at least one sample. These means for covering at least one sample comprise at least one movable contact area and first and second means for fixating said at least one movable contact area in at least one defined direction relative to the sample. Therein said first means for fixating matingly engages with a corresponding second means for fixating.

Abstract: The invention relates to a laboratory apparatus, in particular for performing a polymerase chain reaction (PCR) in a plurality of PCR-samples, which comprises an arrangement for tempering samples, the arrangement comprising a tempering block for the tempering of samples, the tempering block comprising a reception side, which provides receptacles for receiving sample vessels, and a contact side for the contact of at least one tempering device, at least one tempering device, arranged in an area of said contact side, a pressure device, which comprises a pressure element and an auxiliary element, said at least one tempering device being arranged between said auxiliary element and the tempering block, the pressure element being linked to said auxiliary element and to the tempering block, and being arranged to press said at least one tempering device against the tempering block by pressing said auxiliary element against said at least one tempering device, wherein at least one tempering device is shaped and arranged

Abstract: The invention relates to a tempering apparatus for tempering a sample comprising: at least one tempering block configured for receiving at least one sample, at least one tempering device arranged for tempering the tempering block, at least one temperature measurement device assigned to the tempering device, at least one control loop to which the tempering device and temperature measurement device are assigned to, at least one control device configured for control of the tempering of the tempering block, wherein the tempering apparatus comprises at least two temperature measurement devices assigned to the control loop, and that to the tempering apparatus a testing device for performing a test method is assigned to, wherein the testing device comprises a signal-connection to at least one of the at least two temperature measurement devices, such that at least one testing quantity of the tempering apparatus is detectable, which characterizes the operational status of the tempering apparatus.

Abstract: The present invention relates to a cover for covering one or more sample(s) that are suitable to avoid or minimize evaporation and/or condensation of any vaporizable substance that may be present in the sample(s) or reaction mixture(s), in particular evaporation of substance at the fringes of a vessel or an array of vessels or condensation of a substance on the lid of a reaction vessel or a plate/block containing the sample(s) and/or a cover. This is achieved by providing a device comprising, among others, a force distribution unit that comprises at least one medium or material that is unable to withstand a static shear stress and deforms continuously under the action of a shear force.

Abstract: The invention relates to a method for testing of a tempering apparatus, wherein the method comprises the following steps: starting of the method; operation of at least said first tempering device for the duration of at least one first period from at least one first time; detection of at least one measurement temperature from said at least one first temperature measurement device, which is assigned to said first tempering device, at least at a second time; determining at least one first testing quantity of the tempering apparatus by using said at least one measurement temperature; and comparison of said first testing quantity with one reference quantity.

Abstract: The invention relates to a pressing arrangement for a cover, in particular in a laboratory thermostat, having at least: a first component disposed to exert an excitation force, a second component, in particular a plate component disposed to exert a pressing force Fz in at least one target position, a transmission device disposed for transmitting force from the first component to the second component, characterized in that the transmission device comprises a transmission component disposed to be driven by the first component and to drive the second component, and the transmission device comprises at least one elastic tensioning member disposed to be driven by the first component so as to change its tension and to drive the transmission component, and the transmission device or the transmission component causes the setting of the pressing force Fz in dependence on the target position. The invention further relates to a corresponding method for pressuring.

Abstract: The invention relates to a laboratory apparatus, in particular for performing a polymerase chain reaction (PCR) in a plurality of PCR-samples, which comprises an arrangement for tempering samples, the arrangement comprising a tempering block for the tempering of samples, the tempering block comprising a reception side, which provides receptacles for receiving sample vessels, and a contact side for the contact of at least one tempering device, at least one tempering device, arranged in an area of said contact side, a pressure device, which comprises a pressure element and an auxiliary element, said at least one tempering device being arranged between said auxiliary element and the tempering block, the pressure element being linked to said auxiliary element and to the tempering block, and being arranged to press said at least one tempering device against the tempering block by pressing said auxiliary element against said at least one tempering device, wherein at least one tempering device is shaped and arranged

Abstract: The invention relates to a tempering apparatus for the execution of a tempering program for at least one sample, in particular PCR-sample, comprising: at least one tempering block, which is configured for the reception of at least one sample, at least one tempering device, which is arranged for tempering said at least one tempering block, at least one temperature measurement device, which is assigned to said tempering device, at least one control loop for the regulation of a temperature, to which at least one tempering device and at least one temperature measurement device, which is assigned to said at least one tempering device, are assigned to, at least one control device, which is configured for the control of the tempering of the at least one tempering block, wherein the tempering apparatus comprises at least two temperature measurement devices, which are assigned to at least one control loop, and that to the tempering apparatus a testing device for performing a test method is assigned to, wherein said te

Abstract: The present invention relates to means for covering one or more sample(s) that are suitable to avoid or minimize evaporation and/or condensation of any vaporizable substance that may be present in the sample(s) or reaction mixture(s), in particular evaporation of substance at the fringes of a vessel or an array of vessels or condensation of said substance on the lid of a reaction vessel or a plate/block containing the sample(s) and/or the means for covering. This is achieved by providing a device comprising, among others, a force distribution unit that comprises at least one medium or material that is unable to withstand a static shear stress and deforms continuously under the action of a shear force. In a preferred embodiment, this medium or material is a gas, a shear force.

Abstract: The present invention relates to means for covering one or more sample(s) that are suitable to avoid or minimize evaporation and/or condensation of any vaporizable substance that may be present in the sample(s) or reaction mixture(s), in particular evaporation of substance at the fringes of a vessel or an array of vessels or condensation of said substance on the lid of a reaction vessel or a plate/block containing the sample(s) and/or the means for covering. This is achieved by providing a device comprising, among others, a means for positioning a covering means and a means for guiding at least one lid of the covering means.

Abstract: The present invention relates to a device and a method for controlling the temperature of at least one sample. The device comprises at least the following means: (a) means for accommodating at least one sample; (b) means for heating and/or cooling at least one sample; (c) means for covering at least one sample. These means for covering at least one sample comprise at least one movable contact area and first and second means for fixating said at least one movable contact area in at least one defined direction relative to the sample. Therein said first means for fixating matingly engages with a corresponding second means for fixating.

Abstract: An apparatus for photometrically testing several specimens each irradiated by a light source, the light altered by the specimens being detected by an optical device and analyzed, the apparatus including a light source, a plurality of sample holders configured adjacent to one another on a support, a detector that receives altered light from sample within the sample holders, the detector including a filter for eliminating interfering light, a sensor having a sensor face and a diffusing optical member located between the filter and the sensor, wherein light is diffused and shines on a greater portion of the sensor surface, and with a more homogeneous brightness as compared to when the light is not diffused.

Abstract: An apparatus for photometrically testing several specimens each irradiated by a light source, the light altered by the specimens being detected by an optical device and analyzed, the apparatus including a light source, a plurality of sample holders configured adjacent to one another on a support, a detector that receives altered light from sample within the sample holders, the detector including a filter for eliminating interfering light, a sensor having a sensor face and a diffusing optical member located between the filter and the sensor, wherein light is diffused and shines on a greater portion of the sensor surface, and with a more homogeneous brightness as compared to when the light is not diffused.

Abstract: A microfluidic accumulating and proportioning component, including: a reservoir including an aeration port and an outlet disposed below for a liquid, capillary cavities in the reservoir, a displacement chamber which is disposed at least partly at the same level as the reservoir, with an inlet disposed above and a proportioning outlet disposed below for a liquid, and a rising capillary channel connecting the outlet of the reservoir to the inlet of the displacement chamber.

Abstract: A configuration of mini-volume reaction receptacles (1, 16, 41) of which the receptacle housings (2, 17) each enclose an elongated chamber (3, 18, 42) of which the ends are connected to apertures (6, 7, 20, 22) formed in the receptacle housing. The receptacle housings have identical base surfaces and have a small height relative to the base surface, and are stacked on one another while their base surfaces are mutually aligned. At least one aperture of a receptacle housing communicates with at least one aperture of a vertically adjacent receptacle housing, as seen in the direction of stacking. The receptacles (1, 16, 41) are mechanically interlocked in a direction transverse to the direction of stacking and can be plugged one into another. Each receptacle housing defines at least one aperture (6, 7, 22) at its top side that is accessible to a pipette.

Abstract: A system for detecting fluids in a microfluidic component having at least one microchannel including a limitation wall which has two surfaces which, facing the microchannel in a transparent area, are inclined towards each other at an acute angle, with the system further including a photo transmitter and a photo receiver which are disposed outside the component and are directed to the inclined surfaces in the transparent area of the limitation wall in such a way that if a gas is waiting in the microchannel on the two surfaces, a light ray emitted by the photo transmitter impinges on the photo receiver following a total reflection on the two surfaces and, if a liquid is waiting in the microchannel, the light ray enters the microchannel on at least one of the two surfaces and, as a result, the incidence of light into the photo receiver is reduced or prohibited.