Fire escape – ladder – or scaffold – Traversing – track-mounted – With occupant elevating or lowering means
Patent
1997-03-18
1998-12-08
Chin-Shue, Alvin C.
Fire escape, ladder, or scaffold
Traversing, track-mounted
With occupant elevating or lowering means
182142, E04G 314
Patent
active
058457399
ABSTRACT:
A suspension support device provided movably on the upper surface of a building for suspending, by means of ropes, an outer wall working machine having fitting and moving members which can be fittedly engaged in a pair of guide grooves formed vertically on an outer wall surface of the building, and lowering and lifting the outer wall working machine along the guide grooves includes a main body comprising a movable base capable of moving on the upper surface of the building, a rotary body provided on the movable base rotatably about a vertical first axis and a winding device for taking up and feeding out the ropes, a pivotable arm supported on the main body pivotably about a vertical second axis, and a holding unit provided on the foremost end portion of the pivotable arm rotatably about a vertical third axis and including a pair of holding guide members provided at an interval equal to an interval of the pair of guide grooves and capable of receiving the fitting and moving members.
REFERENCES:
patent: 5368124 (1994-11-01), Fukutomi
Chin-Shue Alvin C.
Nihon Biso Co. Ltd.
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