| 摘要 |
<p>Reflective level indicator comprising a central support piece (10) extending in the vertical direction (Z-Z), a glass element (30) extending in the vertical direction (Z-Z), a pair of flanges (40) situated opposite each other for closing the indicator, seals (20;120) arranged between the glass element (30) and the support piece (10) and the closing flanges (40), wherein said flanges (40) have a C-shaped central body (41) with short arms (42) extending in the longitudinal direction (X-X) along a section with a length such as to project above, in the same direction (Y-Y), by an amount smaller than the width of the glass element (30) in the longitudinal direction, and a foot (43) which extends from one of the two arms (42) of the central body (41) in the transverse direction (Y-Y) and the free end of which has a flange (43a) bent in the longitudinal direction (X-X) inwards and provided with holes (43b) for receiving tie members (44a,44b); at least two cross-pieces (45) in the form of an overturned U which extend in the longitudinal direction (X-X) and the free ends (45a) of which can be inserted in the transverse direction (Y-Y) inside respective seats (41d) of the flanges (40).
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