Patent ID: 8789694

Claim:
A packaging container of variable length for long objects, in particular heavy tools, said packaging container comprising: two cylinder-shaped hollow bodies, one of said hollow bodies being an inner hollow body with an outer casing and a longitudinal axis and the other of said hollow bodies being an outer hollow body with an inner casing and an outer casing and a longitudinal axis, each of said bodies being closed at one end and being open at the opposite end, said bodies being telescopically pushed together and pulled apart by a sliding movement along the longitudinal axis of said bodies; at least one longitudinal row of detent elements that extend substantially over the outer casing of the inner hollow body, and at least one counter detent element that is mounted adjacent the open end of the outer hollow body and that engages the at least one longitudinal row of detent elements, said at least one counter detent element being located on a separate locking element that is releasably attached to the outer casing of the outer hollow body at the open end thereof such that the locking element can be separated from the outer hollow body, when at least one of the counter detents is in the locked position with a detent element, said locking element permitting relative movement of the inner and outer hollow bodies in the push-together direction, but lockingly engaging the inner and outer hollow bodies in the pull-apart direction, and when the counter detents are in the unlocked position, the locking element permitting relative movement of the inner and outer hollow bodies in the push-together direction and in the pull-apart direction.