Fire escape – ladder – or scaffold – Suspended platform
Patent
1998-10-02
2000-04-04
Stodola, Daniel P.
Fire escape, ladder, or scaffold
Suspended platform
182206, 280165, E04G 310
Patent
active
060449284
ABSTRACT:
A stepstool (20) configured for mounting on a vehicular tire (22) includes a support frame configured to rest against an outer surface (38) of the tire (22). The support frame includes a first upright support (24), a second upright support (26), and a third support (28) coupled to each of the first and second upright supports (24, 26). A platform (30) is attached to the support frame. A retaining bar (36) is configured to rest against an inner surface (40) of the tire (22). Chains (32 and 34) link the retaining bar (36) to each of the first and second upright supports (24, 26). The chains (32 and 34) are directed over an upper circumferential surface (83) of the tire and wrap around the upper circumferential surface (83) to hold the platform (30) securely on the tire (22).
REFERENCES:
patent: 3590950 (1971-07-01), Wilson
patent: 4947961 (1990-08-01), Dudley
patent: 5133429 (1992-07-01), Densley
Harbor Freight Tools Catalog, undated, p. 4, item No. 32044-5CXH.
Law Bruce
Toner John E.
Gresham Lowell W.
Meschkow Jordan M.
Stodola Daniel P.
Thompson Hugh B.
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