Title:
STORABLE TYPE STAIRCASE FOOTBOARD
Document Type and Number:
Japanese Patent JP3152577
Kind Code:
B2
Abstract:
PURPOSE: To provide a staircase footboard storable under the top footstep, forming the staircase footboard for being extensible in a drawer type, being dispensable of assembly, and being simple in storing and extending manipulation.
CONSTITUTION: Respective footsteps 1, 2, 3 of different heights have footboards 11, 21, 31 placed on the top of supports 10, 20, 30, risers 12, 22, 32 fitted by hanging them down in the respective fronts, wheels 130, 230, 330 provided by fixing leg materials 13, 23, 33 ground on the respective installed surfaces to the rear end thereof, and rollers 14, 24, 34 rolling on the bottom footboard provided thereon. The bottom footstep 1 is moved back by winding two wires 6 on a rotating winding drum 5 driven by a motor 4 and footsteps 1, 2, 3 are energized to extend by equipping a forward moving mechanism 7 energized by zirtue of a coil spring. Under a stored condition, footsteps 1, 2, 3 are arranged under the top footboard 3 by successively placing footboards 2, 3 on the footboard 1.
Inventors:
Hirotaka Haruta
Application Number:
JP1875795A
Publication Date:
April 03, 2001
Filing Date:
January 11, 1995
Export Citation:
Assignee:
Hirotaka Haruta
International Classes:
E04H3/12; (IPC1-7): E04H3/12
Domestic Patent References:
| JP60238577A | ||||
| JP6055638U | ||||
| JP6048552U |
Attorney, Agent or Firm:
Monichi Nishiyama