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Patent Searching and Data


Title:
LEAK DETECTION DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/234193
Kind Code:
A1
Abstract:
The invention relates to a leak detection device (54) comprising: - a portable leak detection bell (55) that comprises a seal and is configured to define a detection chamber (61) between the main body and the test zone, the detection bell also having a handle (76) provided with a manually actuable control member (51, 52) for producing a control signal, - a gas suction circuit intended to connect the detection chamber (61) to a vacuum pump (37, 57), the gas suction circuit being provided with a controlled valve (48, 248) that is able to be switched into an open state for connecting the detection chamber (61) to the vacuum pump (37, 57) and a closed state for isolating the detection chamber (61) from the vacuum pump, and - a control unit (36) configured to switch the controlled valve in response to the control signal.

Inventors:
TOS GAËL (FR)
PERROT OLIVIER (FR)
LARROQUE SÉBASTIEN (FR)
DE FARIA ANTHONY (FR)
DA CUNHA CARLOS (FR)
FRAYSSE VINCENT (FR)
HASSLER DAVID (FR)
Application Number:
EP2020/063718
Publication Date:
November 26, 2020
Filing Date:
May 15, 2020
Export Citation:
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Assignee:
GAZTRANSPORT ET TECHNIGAZ (FR)
International Classes:
G01M3/22; B25B11/00; F16B47/00
Domestic Patent References:
WO2014057221A22014-04-17
Foreign References:
US4002055A1977-01-11
US4104905A1978-08-08
US5559282A1996-09-24
US3524342A1970-08-18
KR20100050128A2010-05-13
KR20100050128A2010-05-13
EP0064886A11982-11-17
US4021982A1977-05-10
FR2691520A11993-11-26
Attorney, Agent or Firm:
LOYER & ABELLO (FR)
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