US Patent 7240573 Sampling device and sampling method

A sampling device (1) comprises a sampling container (4) for reception of a sample volume and a connecting piece (7) adapted to be connected to a fitting (2) mounted on a processing installation. The connecting piece (7) has a sample passage which is provided with a stationary valve part (12) and a corresponding valve member (14) which is displaceable between a closed and an open position. The stationary valve part (12) and the displaceable valve member (14) are integrated in the sampling container (4). The valve member (14) is spring-loaded towards its closed position and adapted to be automatically displaced to its open position upon connection of the connecting piece (7) with the fitting (2).