Static structures (e.g. – buildings) – With stadium or auditorium feature – Seating arrangement
Patent
1991-11-27
1993-09-21
Chilcot, Jr., Richard E.
Static structures (e.g., buildings)
With stadium or auditorium feature
Seating arrangement
297331, 297378, E04H 312
Patent
active
052457990
ABSTRACT:
An apparatus for opening and closing covering means for a furniture raising/lowering type floor equipment employable for a building such as a hall, a theater, a gymnasium or the like wherein the covering means in the form of a rigid cover plate is accommodated in a cover plate accommodating gap with the aid of a link mechanism when a plurality of furniture accommodated in a furniture accommodating chamber in an inoperative state are to be raised up to stand upright above the floor surface of the building thereby to assume an operative state is disclosed. The link mechanism comprises an opposing pair of links each having cutouts formed at the opposite ends thereof and an opposing pair of slide links pivotally connected to one end of the cover plate. A flexible cover plate adapted to be laid across the furniture accommodating chamber may be substituted for the solid cover plate. The flexible cover plate includes an opposing pair of chains with a flexible cover portion comprising a plurality of plate pieces bridged therebetween at the central part thereof while hollow spaces are formed before and behind the flexible cover portion. Alternatively, the flexible cover plate may includes a single hollow space in one half region thereof.
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patent: 4850159 (1989-07-01), Conner
patent: 4854092 (1989-08-01), Chatenay
patent: 4879849 (1989-11-01), Hollingsworth, III et al.
Chilcot Jr. Richard E.
Kabushiki Kaisha Kotobuki
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