SHUT-OFF FLAP AND CORRESPONDING HEATING, VENTILATION AND/OR AIR CONDITIONING INSTALLATION
Number of patents in Portfolio can not be more than 2000
United States of America
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Issued Date -
Jan 16, 2020
app pub date -
Feb 8, 2018
filing date -
Feb 8, 2018
priority date (Note) -
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status (Latency Note)
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Abstract
The present invention relates to a damper door (1) having an axis of rotation (3), a first face (5), and a second face opposite the first face (5), said first (5) and second faces of the damper door (1) defining a plane, said damper door (1) comprising: a rotation shaft (9) projecting from each side of the plane defined by the first (5) and second faces of the damper door (1), and at least one side wall (11) having a flat surface arranged radially with respect to the rotation shaft (9), characterised in that the rotation shaft (9) has, in the plane of the at least one side wall (11), a semi-elliptical shape (13) extending over the side wall (11) and comprising a large diameter (G1) coinciding with the axis of rotation (3) of the damper door (1) and a small radius (P1) parallel to the plane of the at least one side wall (11).
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