LandOfFree - US Patents - Listing for Traversing hoists

Anti-sway reeving system

Anti-sway system for a spreader suspended from a crane

Anti-sway, anti-rotation mechanism for crane reeving

Traversing hoists – Having random condition sensor combined with an indicator or... – Hoisting stops upon load being raised to a predetermined...

Anti-two block device using non-contract measuring and...

Reexamination Certificate

Traversing hoists – Having random condition sensor combined with an indicator or... – Hoisting stops upon load being raised to a predetermined...

Anti-two block system

Traversing hoists – Having vertically swinging boom – Having means to swing boom vertically

Anti-two block system

Anti-two block system

Antipendulation crane

Traversing hoists – Having horizontally swinging boom or bridge – Having trolley thereon

Apparatus and method for assembling wind turbines

Reexamination Certificate

Traversing hoists – Adjustable to transport or nonuse position – Collapsible or foldable boom

Apparatus and method for extending and storing jib of crane

Traversing hoists – Having counterweight or counterbalancing means – Counterweight movable relative to load support

Apparatus and method for loading and unloading cargo lighters on

Apparatus and method for straightening crane rails

Apparatus and method for transferring a crane boom assembly from

Apparatus for aligning trolleys

Traversing hoists – Having vertically swinging boom – Having specific engager for load

Apparatus for and method for lifting large objects

Apparatus for angularly displacing a load

Traversing hoists – Traveling bridge – Having plural trolleys

Apparatus for carrying a load

Reexamination Certificate

Apparatus for collecting drippings from a wet load carried by a

Apparatus for controlling movement of valve override control han