Elevator – industrial lift truck – or stationary lift for vehicle – Having specific load support drive-means or its control – Includes linking support cable in drive-means
Reexamination Certificate
2003-12-09
2008-01-08
Mackey, Patrick (Department: 3654)
Elevator, industrial lift truck, or stationary lift for vehicle
Having specific load support drive-means or its control
Includes linking support cable in drive-means
C187S254000
Reexamination Certificate
active
07316296
ABSTRACT:
In an elevator apparatus, a first driving machine having a first drive sheave and a second driving machine having a second drive sheave are disposed in an upper portion of a hoistway. A car and first and second counterweights are suspended inside the hoistway by a main rope body wound around the first and second drive sheaves. The car and the first and second counterweights are raised and lowered inside the hoistway by a driving force from the first and second driving machines.
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International Search Report dated Sep. 14, 2004.
Chinese Office Action, with English-language Translation, dated Dec. 22, 2006.
Buchanan & Ingersoll & Rooney PC
Mackey Patrick
Matthews Terrell
Mitsubishi Denki & Kabushiki Kaisha
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