kashew Feb 16, 2018:

Hi! Maybe 'trappe' would be more appropriate? A gate in the assembly line?

Agnès Bourdin (asker) Feb 16, 2018:

D'autres exemples. Je ne suis pas convaincue par "récipient"
DOWEL SCUTTLE OPEN TIME L2
DOWEL SCUTTLE CLOSE TIME L2
DOWEL SCUTTLE OPEN TIME L1
DOWEL SCUTTLE CLOSE TIME L1
BALL SCUTTLE OPEN TIME L2 CH4
BALL SCUTTLE CLOSE TIME L2 CH4
BALL SCUTTLE OPEN TIME L1 CH2
BALL SCUTTLE CLOSE TIME L1 CH