公开(公告)号：US20180306345A1

公开(公告)日：2018-10-25

申请号：US15765662

申请日：2016-10-05

Applicant: LUXEMBOURG PATENT COMPANY S.A.

Inventor： Pascal Chir ,  Paul Muzzo ,  Jean-Claude Schmitz

IPC: F16K37/00 ,  F16K1/30

CPC classification number: F16K37/0008 ,  F16K1/302

Abstract: The invention is directed to an indicator (22) of the opening and/or closing status of a device controlling the flow of a fluid, such as a tap or a pressure reducer for compressed gas, comprising a sleeve-shaped support (24) to rotatably engage with a protruding portion (18) of a body of the device and from which an actuating spindle (20) extends along a longitudinal axis of said device; an indicator sleeve (26) axially sliding along the support (24); a rotor (28) to be fixed to the spindle (20) and comprising at its periphery a least one track (32) with a curved profile; and at least one track follower (30) extending radially from the indicator sleeve (26) through a longitudinal slot (242) in the support (24) and engaging with the at least one track (32).