Material or article handling – Apparatus for moving material to a position in the erection... – Boxlike building module manipulating means
Patent
1987-03-23
1991-10-15
Spar, Robert J.
Material or article handling
Apparatus for moving material to a position in the erection...
Boxlike building module manipulating means
414482, 414495, 414541, 414589, B66F 712
Patent
active
050569775
ABSTRACT:
Apparatus for lifting and positioning mobile homes has a slide movably mounted upon a track. An elevator is supported on the slide. Hydraulic cylinders are provided for independently raising and lowering opposite ends of an elevator platform and for sliding the slide and the elevator supported thereon. A utility vehicle is hitched to the slide.
REFERENCES:
patent: 2355341 (1944-08-01), Trimbach
patent: 3424325 (1969-01-01), Kaltenegger
patent: 3817401 (1974-06-01), Becker
patent: 4106634 (1978-08-01), Becker
patent: 4137994 (1979-02-01), Wood
patent: 4200419 (1980-04-01), Rogers, Jr.
patent: 4461455 (1984-07-01), Mills et al.
patent: 4522548 (1985-06-01), Oswald et al.
Krizek Janice
Spar Robert J.
Teems Van L.
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