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

Fire escape – ladder – or scaffold – Self-sustaining – Connector for horizontal or diagonal brace

Double latched scaffold connector

Drag harness improvements

Drag harness improvements

Drag rescue device

Fire escape – ladder – or scaffold – Wall- or floor-attached – Wall-mounted platform – with ladder

Drawer type emergency escape

Fire escape – ladder – or scaffold – Wall- or floor-attached – Wall-mounted platform – with ladder

Drawer type emergency escape

Fire escape – ladder – or scaffold – Combined

Drill holster

Fire escape – ladder – or scaffold – Wall- or floor-attached – Independent rung or step

Drive in manhole step

Fire escape – ladder – or scaffold – Wall- or floor-attached – Independent rung or step

Drive-in manhole step construction

Fire escape – ladder – or scaffold – Body catcher – Sheet or net type

Driveway safety net and method

Fire escape – ladder – or scaffold – Combined

Drop over hanger for placement over an upright piece of 2" by 4"

Fire escape – ladder – or scaffold – Combined

Drywall bench step

Dual connection lanyard for use in safety system

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 – Platform with elevating or lowering means – Suspended

Dual-mast self-elevating platform construction

Fire escape – ladder – or scaffold – Unitary foldable – rigid scaffold or ladder – Collapsible ladder

Dynamic hinge for ladder

Fire escape – ladder – or scaffold – Scaffold external of shaft

EASY-UP TREE STAND