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    • 91. 发明公开
    • SLAT FOR ROLLER SHUTTERS AND SHUTTER COMPRISING SAID SLAT
    • EP4056800A1
    • 2022-09-14
    • EP22160301.2
    • 2022-03-04
    • Dallan S.p.A.
    • DALLAN, Andrea
    • E06B9/06E06B9/15
    • This invention relates to a slat (1) for roller shutters, comprising: - an internally hollow elongated body (10) extending in a longitudinal direction (X) and defining a coupling cavity (20) along a first longitudinal edge (11) thereof; and - a coupling appendage (30) extending from a second longitudinal edge (12), opposite the first edge (11), of said elongated body (10). The coupling appendage (30) consists of one or more profiled elements (31; 32, 33, 34), separate with respect to said elongated body, each of which is engaged on said elongated body (10) at a longitudinal engagement seat (13) which is made on said elongated body (10) along said second longitudinal edge (12). Each profiled element (31, 32, 33 and 34) protrudes from the elongated body (10) with a coupling portion 30a which protrudes from said longitudinal engagement seat (13). The slat (1) comprises one or more ventilation and lighting apertures that are defined by longitudinal slits (41) made on the coupling portions (30a) of said one or more profiled elements (31; 32, 33, 34) and/or by longitudinal spacings (42) between the coupling portions (30a) of two or more of said profiled elements (32, 33, 34). [Fig.6]
    • 97. 发明公开
    • ROLLER SHUTTER
    • EP3929391A1
    • 2021-12-29
    • EP21180278.0
    • 2021-06-18
    • Chung Tai Roller Shutters Company Limited
    • LAI, Ho Yan
    • E06B5/16E06B9/15E06B9/58
    • A roller shutter (400, 500, 600, 700) is disclosed as including a chamber (406, 506, 650, 750) with an opening (450, 508, 652, 752), a roller curtain (402, 502, 608, 702, 800, 802) movable between a retracted configuration in which the roller curtain is substantially fully contained within the chamber and an extended configuration in which at least part of the roller curtain extends beyond the chamber through the opening, and at least one guide rail (408, 522, 602, 732) along and relative to which the roller curtain is movable between the retracted configuration and the extended configuration, the roller curtain including a plurality of slat members (404, 504, 611, 704, 804, 810) interlocked with each other for relative pivotal movement, the plurality of slat members collectively forming a first major surface and an opposite second major surface, and a first layer of fire-resistant and/or heat-resistant fabric (410, 524, 612, 706, 806) fixedly mounted to the first major surface of the plurality of slat members and a second layer of fire-resistant and/or heat-resistant fabric (410, 524, 612, 708, 806) fixedly mounted to the second major surface of the plurality of slat members, and the guide rail including at least a sealing member (412, 526, 614) which, when the roller curtain is in the extended configuration, contacts or presses into the first layer of fire-resistant and/or heat-resistant fabric to form a seal which prevents or at least hinders the passage of smoke there-through.