Chairs and seats – Bottom and back connected to and foldable in wall or partition – In floor
Patent
1991-12-26
1994-06-28
Cranmer, Laurie K.
Chairs and seats
Bottom and back connected to and foldable in wall or partition
In floor
52 9, A47C 906
Patent
active
053240936
ABSTRACT:
An apparatus for setting an operative attitude to be assumed by each furniture such as a chair, a table or the like in a furniture accommodating chamber of a furniture raising/lowering type floor equipment is disclosed. The apparatus includes as essential components a raising/lowering unit vertically displaceably accommodated in the furniture accommodating chamber and having an array of furnitures mounted thereon so as to allow the furnitures to assume a raised-up attitude or an accommodated attitude, first and second cam guide rails arranged in the furniture accommodating chamber while standing upright therein so as to assure that the furnitures firmly maintain a raised-up attitude or an accommodated attitude, and a triangular link mechanism operatively associated with the raising/lowering unit and operatively connected to the furnitures so as to enable the furnitures to assume a raised-up attitude or an accommodated attitude.
REFERENCES:
patent: 895552 (1908-08-01), Gehrke
patent: 3142871 (1964-08-01), Harms
patent: 4854092 (1989-08-01), Chatenay epouse
Cranmer Laurie K.
Kabushiki Kaisha Kotobuki
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