Patent ID: 11892374
Assignee: GAZTRANSPORT ET TECHNIGAZ
Field: Measurement (Instruments)
Classification: CPC G | IPC G

Claim 4:
5. The checking device (4) as claimed in claim 1, wherein the checking device (4) comprises:
a carrying handle (23) fixed to the box (5);
a control member (24) that can be manually actuated to produce a control signal (26), the control member (24) being positioned on or in immediate proximity to the carrying handle (23) so as to be able to be actuated by a hand of a user holding the carrying handle (23),
and wherein the depressurizing device (17) comprises a controlled valve (27) that can be switched over to an open state to connect the inner chamber (13) and the intermediate chamber (14) to the depressurizing member (18) and a closed state to isolate the inner chamber (13) and the intermediate chamber (14) from the depressurizing member (18), the checking device (4) comprising a control unit (28) configured to switch over the controlled valve (27) in response to the control signal (26).