Escalator apparatus and method of operation

U.S. Patent Number: 5386904

Abstract: Escalator apparatus of the invention is of the type that has a step whose step board can be raised to provide a surface for carrying a wheelchair. In order to realize conveyance of a large size wheelchair or handcart without changing the installation space for the escalator, the escalator apparatus of the invention is structured such that the step boards of a plurality of adjacent steps are movable upwardly and downwardly.

Inventors: Ojima; Kazuhira (Kasama, JP), Saito; Chuichi (Katsuta, JP), Takeda; Kazutoshi (Katsuta, JP), Tamatsu; Toshiyuki (Katsuta, JP)

Assignee: Hitachi, Ltd. (Tokyo, JP) Hitachi Mito Engineering (Katsuta, JP)

Application Number: 08/193,605

Issued: 1995-02-07

Expired: 2007-02-07

Classes: 198/333

Field of search: 198/322,324,333

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