Abstract: A sample receiving element for use in or with a laboratory device (1), wherein the sample receiving element (3) is configured to receive a sample to be treated by the laboratory device (1) and is penetrated by a magnetic field (20) during operation of the laboratory device, and wherein the sample receiving element (3) is configured to effect, at least in sections, an interruption of an electric current (21) induced by changes in the magnetic field that penetrates the sample receiving element (3).

Abstract: The invention relates to an arrangement comprising a magnetic stirrer, having a heating plate and a control unit for controlling the magnetic stirrer, and a lifting table having a platform on which the magnetic stirrer can be placed, characterized in that the lifting table has an electric motor to raise and lower the platform, and in that a wireless or wired interface is provided between the magnetic stirrer and the lifting table and the control unit is configured to control the electric motor, in particular the power supply of the electric motor, via the interface.

Abstract: A laboratory device (4, 9), in particular a magnetic stirrer, comprises at least one adjustable operating parameter for controlling at least one laboratory device function, and an outer housing (2). The outer housing (2) has a coupling device (11a, 11b) for coupling the laboratory device (4, 9) to at least one further laboratory device (5, 9) for the same at least one laboratory device function, at which further laboratory device the at least one operating parameter can also be adjusted, and the coupling device (11a, 11b) is configured such that by means of the coupling device (11a, 11b) the laboratory device (4, 9) and the at least one further laboratory device (5, 9) can be operated simultaneously and by means of a common adjustment device the at least one operating parameter can be adjusted in a central manner independently and/or consistently for the laboratory device (4, 9) and the at least one further laboratory device (5, 9).

Abstract: A laboratory device, in particular a rotary evaporator, serves for evaporating a substance, preferably under reduced pressure, and comprises an evaporation flask for receiving the substance to be evaporated, a condenser for condensing the evaporated substance and a vapor passage for passing through the evaporated substance, which vapor passage is arranged in a vapor path between the evaporation flask and the condenser. The laboratory device further comprises a detection unit for foam detection, which detection unit is provided outside of the vapor passage and/or the evaporation flask.

Abstract: A rotary evaporator for evaporating a substance contained in an initial substance comprises an evaporation flask (2) for receiving the initial substance, a device (3) for heating the substance, a condenser (4) for condensing the vaporized substance, a collection container (6) for receiving the re-liquefied substance and at least one device (5) for generating a low pressure and/or an excess pressure. In order to remove the re-liquefied substance an excess pressure can be generated at least within the collection container (6) and/or in order to remove residues of the initial substance an excess pressure can be generated at least within the evaporation flask (2).

Abstract: Herein, a cleaning device for a rotary evaporator (2) is provided. The rotary evaporator (2) comprises at least a rotatably arranged rotary flask (4) for receiving a substance to be evaporated and a condenser (5) for condensing the evaporated substance during operation of the rotary evaporator (2). The cleaning device (1) comprises at least a supply line (16, 16?) for supplying a cleaning agent, a cleaning agent supply (13) for storing the cleaning agent and a pressure generating means (15) for generating a pressure in the cleaning agent in order to supply a pressurized cleaning agent from the cleaning agent supply (13) through the supply line (16, 16?) to the rotary flask (4) and/or to the condenser (5).

Abstract: A rotary evaporator for evaporating a substance contained in an initial substance comprises an evaporation flask (2) for receiving the initial substance, a device (3) for heating the substance, a condenser (4) for condensing the vaporized substance, a collection container (6) for receiving the re-liquefied substance and at least one device (5) for generating a low pressure and/or an excess pressure. In order to remove the re-liquefied substance an excess pressure can be generated at least within the collection container (6) and/or in order to remove residues of the initial substance an excess pressure can be generated at least within the evaporation flask (2).

Abstract: The invention relates to an operating element (11) having a support part (13) which can be mounted on a device housing, in particular on a housing of a laboratory device, for example a laboratory stirrer, and having a rotary knob (15) which is held on the support part, is rotatable about an axis of rotation, is provided with a permanent magnet (17) and is additionally adjustable relative to the support part in the axial direction between a released position and a depressed position, wherein, as a result of a magnetic force acting between the support part and the rotary knob, the rotary knob can be reset from the depressed position into the released position.

Abstract: A shaking and/or mixing device comprises: a drive (7a) having a drive shaft (7), an eccentric unit (4) driven by the drive shaft (7) and having an eccentric hub (14), and a holder (20) for receiving at least one sample to be treated by the shaking and/or mixing device (1). The eccentric hub (14) and the holder (20) are connectable to one another by means of a releasable connection in order to transmit a movement of the eccentric hub (14) onto the holder (20) and the releasable connection is provided as an extension of the drive shaft (7).

Abstract: A laboratory device includes an outer surface section. The laboratory device further includes a display apparatus that displays a respective temperature state of the outer surface section. In addition, the laboratory device utilizes at least also heat of the outer surface section for the energy supply of the display apparatus.

Abstract: A laboratory device, in particular a rotary evaporator, serves for evaporating a substance, preferably under reduced pressure, and comprises an evaporation flask for receiving the substance to be evaporated, a condenser for condensing the evaporated substance and a vapor passage for passing through the evaporated substance, which vapor passage is arranged in a vapor path between the evaporation flask and the condenser. The laboratory device further comprises a detection unit for foam detection, which detection unit is provided outside of the vapor passage and/or the evaporation flask.

Abstract: Herein, a cleaning device for a rotary evaporator (2) is provided. The rotary evaporator (2) comprises at least a rotatably arranged rotary flask (4) for receiving a substance to be evaporated and a condenser (5) for condensing the evaporated substance during operation of the rotary evaporator (2). The cleaning device (1) comprises at least a supply line (16, 16?) for supplying a cleaning agent, a cleaning agent supply (13) for storing the cleaning agent and a pressure generating means (15) for generating a pressure in the cleaning agent in order to supply a pressurized cleaning agent from the cleaning agent supply (13) through the supply line (16, 16?) to the rotary flask (4) and/or to the condenser (5).

Abstract: A laboratory device, in particular a rotary evaporator, serves for evaporating a substance, preferably under reduced pressure, and comprises an evaporation flask for receiving the substance to be evaporated, a condenser for condensing the evaporated substance and a vapor passage for passing through the evaporated substance, which vapor passage is arranged in a vapor path between the evaporation flask and the condenser. The laboratory device further comprises a detection unit for foam detection, which detection unit is provided outside of the vapor passage and/or the evaporation flask.

Abstract: The invention relates to a rotary evaporator having a rotary drive, having an evaporator flask rotatable about an axis of rotation by the rotary drive, having a vapor tube, and having a glass structure adjoining the vapor tube in the direction of vapor flow, wherein a filter connected upstream of the glass structure, in particular upstream of the vapor tube, is provided for filtering solids from a vapor flow.

Abstract: A magnetic stirrer (11) comprises a magnetic drive and a placement surface (17) for a laboratory vessel containing a substance to be stirred. The magnetic drive is designed to generate a magnetic field which varies such that a magnetic stirring element can be driven to produce a stirring motion in the laboratory vessel, in order to stir the substance. The magnetic stirrer (11) also comprises a heating device (15), which is designed to heat the placement surface in order to heat up the substance, and a display device (23), which is designed to display the current temperature of the placement surface.

Abstract: A rotary evaporator for evaporating a substance contained in an initial substance comprises an evaporation flask (2) for receiving the initial substance, a device (3) for heating the substance, a condenser (4) for condensing the vaporized substance, a collection container (6) for receiving the re-liquefied substance and at least one device (5) for generating a low pressure and/or an excess pressure. In order to remove the re-liquefied substance an excess pressure can be generated at least within the collection container (6) and/or in order to remove residues of the initial substance an excess pressure can be generated at least within the evaporation flask (2).

Abstract: A laboratory device, in particular for shaking and/or mixing substances, comprises a base unit, that comprises a drive apparatus, and a pivot unit, that is pivotably connected to the base unit by means of a bearing element about axes oriented perpendicular to a central axis of the base unit. The drive apparatus comprises an arrangement of magnetic elements at an inner side of a roll-off surface of the base unit and a control apparatus that is configured to control the arrangement of magnetic elements for generating a peripheral magnetic field along a closed path at an outer side of the roll-off surface to drive the roll-off section of the pivot unit by means of magnetic attraction and/or repulsion to make a rolling-off along said path.

Abstract: A laboratory device (4, 9), in particular a magnetic stirrer, comprises at least one adjustable operating parameter for controlling at least one laboratory device function, and an outer housing (2). The outer housing (2) has a coupling device (11a, 11b) for coupling the laboratory device (4, 9) to at least one further laboratory device (5, 9) for the same at least one laboratory device function, at which further laboratory device the at least one operating parameter can also be adjusted, and the coupling device (11a, 11b) is configured such that by means of the coupling device (11a, 11b) the laboratory device (4, 9) and the at least one further laboratory device (5, 9) can be operated simultaneously and by means of a common adjustment device the at least one operating parameter can be adjusted in a central manner independently and/or consistently for the laboratory device (4, 9) and the at least one further laboratory device (5, 9).

Abstract: The invention relates to an operating element (11) having a support part (13) which can be mounted on a device housing, in particular on a housing of a laboratory device, for example a laboratory stirrer, and having a rotary knob (15) which is held on the support part, is rotatable about an axis of rotation, is provided with a permanent magnet (17) and is additionally adjustable relative to the support part in the axial direction between a released position and a depressed position, wherein, as a result of a magnetic force acting between the support part and the rotary knob, the rotary knob can be reset from the depressed position into the released position.