Apparatus and method for transporting cargo between a water...

Apparatus and method for vacuum pick-up of porous materials

Apparatus and method for wave motion compensation and hoist...

Apparatus and methods for line stringing with load pickup...

Apparatus and methods for line stringing with load pickup...

Apparatus for accumulating trees during harvesting of the same

Apparatus for actuating hoistway doors of an elevator

Apparatus for actuating operating valve unit for winch

Apparatus for augmenting hoist brake capacity

Apparatus for controlling an a-c power elevator

Apparatus for controlling an elevator

Apparatus for controlling the arrival of an elevator cage at...

Apparatus for converting torque

Apparatus for conveying a solid or liquid material,...

Apparatus for correcting skew of a traveling crane

Apparatus for decelerating elevator at terminating floor

Apparatus for detachably clamping, tensioning and securing...

Apparatus for detecting and signaling the function and...

Apparatus for determining the location of an elevator car or...

Apparatus for driving a hydraulic elevator