Elevator – industrial lift truck – or stationary lift for vehicle – Stationary lift for roadway vehicle or required component... – Having specific drive means for support
Patent
1992-03-17
1993-08-24
Olszewski, Robert P.
Elevator, industrial lift truck, or stationary lift for vehicle
Stationary lift for roadway vehicle or required component...
Having specific drive means for support
414630, B66B 920
Patent
active
052380866
ABSTRACT:
On a forklift equipped with a full free lift mast, a limit switch for detecting the maximum free lift of fork on an inner mast is installed in such a manner when the limit switch is turned on, the raising control of fork is stopped, by which a collision between the inner mast and the ceiling is prevented.
REFERENCES:
patent: 2554930 (1951-05-01), Ulinski
patent: 3107750 (1963-10-01), Bishop
patent: 4130183 (1978-12-01), Tjornemark
European Search Report.
Aoki Kanji
Midorikawa Toshiyuki
Uchiyama Yukio
MHI Sagami High Technology & Control Engineering Co.
Mitsubishi Jukogyo Kabushiki Kaisha
Noland Kenneth
Olszewski Robert P.
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