LandOfFree - US Patents - Listing for Fire escape, ladder, or scaffold,Traversing, track-mounted

Fire escape – ladder – or scaffold – Traversing – track-mounted

Access platform for sliding glass windows

Fire escape – ladder – or scaffold – Traversing – track-mounted

Access tower for manufacture of tunnel tubes

Fire escape – ladder – or scaffold – Traversing – track-mounted

Anchorage methods and apparatus

Fire escape – ladder – or scaffold – Traversing – track-mounted – With occupant elevating or lowering means

Ascension/descension apparatus and method

Fire escape – ladder – or scaffold – Traversing – track-mounted

Assembly of large structures

Fire escape – ladder – or scaffold – Traversing – track-mounted

Beam anchor

Fire escape – ladder – or scaffold – Traversing – track-mounted – With vertically spaced second track

Bosun chair support apparatus

Fire escape – ladder – or scaffold – Traversing – track-mounted

Cable hook tracking system

Fire escape – ladder – or scaffold – Traversing – track-mounted

Collapsible catwalk

Fire escape – ladder – or scaffold – Traversing – track-mounted

Construction platform and method

Fire escape – ladder – or scaffold – Traversing – track-mounted

Device and method for escaping fire and smoke in high-rise build

Fire escape – ladder – or scaffold – Traversing – track-mounted – With occupant elevating or lowering means

Device for displacing a gondola

Fire escape – ladder – or scaffold – Traversing – track-mounted – With occupant elevating or lowering means

Device for horizontally moving an apparatus working at a high lo

Fire escape – ladder – or scaffold – Traversing – track-mounted – With vertically spaced second track

Device for the maintenance of large-capacity containers

Fire escape – ladder – or scaffold – Traversing – track-mounted – With occupant elevating or lowering means

Device for treating exterior surfaces for structures

Fire escape – ladder – or scaffold – Traversing – track-mounted – Ground- or floor-engaging

Dual track ladder

Fire escape – ladder – or scaffold – Traversing – track-mounted – With vertically spaced second track

Dual track mounted ladder system

Fire escape – ladder – or scaffold – Traversing – track-mounted – With vertically spaced second track

Dual track mounted pivoting ladder assembly

Fire escape – ladder – or scaffold – Traversing – track-mounted

Fall arrest bypass device and method for using same