Locking device, pressure container and locking method

Abstract

A locking device, a pressure container and a locking method are provided. The locking device includes a first element, a second element, a first movable element, a second movable element and a sustaining structure. The first element defines a first recess and a second recess opposite to the first recess. The second element is accommodated in the first element. The first movable element is configured to be inserted into the first recess and contact the second element. The second movable element is configured to be inserted into the second recess and contact the second element. The sustaining structure is disposed between the first movable element and the second movable element, and is configured to prevent the first movable element and the second movable element from moving away from the first recess and the second recess, respectively.

Dependencies are inferred from the claim text.