Patent ID: 11899030
Assignee: SHIMADZU CORPORATION
Field: Measurement (Instruments)
Classification: CPC B  G | IPC G

Claim 1:
2. A plate changer that carries out supply and collection of a sample plate to an autosampler, comprising:
a casing that stores a sample plate;
one or a plurality of first rack plates that each support the sample plate;
one or a plurality of plate supporters that respectively support the one or plurality of first rack plates at different heights in the casing; and
a first detector that detects whether the first rack plate is supported on each plate supporter,
wherein each first rack plate is configured to be supportable on and removable from the one or plurality of plate supporters,
the first detector includes one or a plurality of rack plate detectors that are respectively provided corresponding to the one or plurality of plate supporters,
each rack plate detector including, a first movable member configured to be changeable between a first state and a second state, and
a first sensor that detects which one of the first state and the second state the first movable member is in, and
the first movable member is provided to be brought into the first state when the first rack plate is not supported on the corresponding plate supporter and brought into the second state when the first rack plate is supported on the corresponding plate supporter.