Patent ID: 8191436

Claim:
An apparatus for collecting marine deposits, comprising: a piston corer ( 10 ) for collecting a deep part of marine deposits, the piston corer having an external body ( 11 ) stuck in the deep part of a sea bottom while serving as a cylinder body and having a piston body ( 12 ) positioned in the external body ( 11 ) to move up and down and serving as a piston; a corer ( 20 ) for collecting a surface part of marine deposits, the corer including a deposits inserting pipe ( 21 ) in a pipe shape stuck in the surface part of the sea bottom and extending downwardly from a frame ( 22 ), the corer further including an upper cover ( 23 ) and a lower cover ( 24 ) blocking upper and lower portions of the deposits inserting pipe ( 21 ) when the deposits inserting pipe ( 21 ) is stuck in the sea bottom and in contact with the sea bottom before the piston corer ( 10 ) while having a weight guiding the falling of the piston corer ( 10 ); and a trigger body ( 30 ) connecting the corer ( 20 ) and the piston corer ( 10 ) to each other while being maintained at a laterally set interval and when the corer ( 20 ) is safely seated at the sea bottom, free-falling the piston corer ( 10 ) to be stuck in the deep part of the sea bottom while a rope ( 32 ) connected to the piston corer ( 10 ) is instantly untied.