Elevator – industrial lift truck – or stationary lift for vehicle – Stationary lift for roadway vehicle or required component... – Having specific drive means for support
Patent
1974-03-18
1976-02-10
Blunk, Evon C.
Elevator, industrial lift truck, or stationary lift for vehicle
Stationary lift for roadway vehicle or required component...
Having specific drive means for support
182 63, 182141, 187 9R, B66B 1104
Patent
active
039373010
ABSTRACT:
A trailer is provided with a self-lifting platform and comprises a vertical mast having vertical lifting supports spaced in the longitudinal direction of the trailer. Each lifting support carries a toothed rack and symmetrical independent lifting mechanisms for actuating roller stars which are in engagement with the rack teeth.
REFERENCES:
patent: 668627 (1901-02-01), Crow
patent: 3516512 (1970-06-01), Kupke et al.
patent: 3606251 (1971-09-01), Willke et al.
patent: 3804208 (1974-04-01), Iida
patent: 3866717 (1975-02-01), Johansson
"Alimatic Mammoth 3200," Linden-Alimak Co. Publication, 4 pp., Mar. 1972.
Blunk Evon C.
Dennemeyer John J.
Rowland James L.
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