Ads
related to: bosun's chair seat
Search results
Results From The WOW.Com Content Network
A bosun's chair (or boatswain's chair) is a device used to suspend a person from a rope to perform work aloft. [1] Originally just a short plank or swath of heavy canvas, many modern bosun's chairs incorporate safety devices similar to those found in rock climbing harnesses such as safety clips and additional lines.
This knot can be used to provide a toe hold in the middle of a rope; to make an emergency bosun's chair; [5] [6] and to create an upper rope "block" to make a crude purchase by threading the rope round an anchor point and then back up through the loop.
The shear legs are put in place. The chair is attached to the endless whip and raised to the tower. When everything on the ground is set, the coxswain signals the tower. One member of the tower crew gets in the chair and sits down, clips in, and signals the ground crew. The rider must be stopped in a controlled manner and removed from the chair.
A boatswain (/ ˈ b oʊ s ən / BOH-sən, formerly and dialectally also / ˈ b oʊ t s w eɪ n / BOHT-swayn), bo's'n, bos'n, or bosun, also known as a deck boss, or a qualified member of the deck department, is the most senior rate of the deck department and is responsible for the components of a ship's hull.
Bosun’s chair/boatswain’s chair — A single-person seat designed for controlled descent of rope. Often referred to as ‘rope descent systems’ (RDS), these are typically anchored to a roof structure, counterweight configuration, or connecting points designed for the purpose. These are always temporarily installed for the purpose of access.
Bosun's chair, a device used to suspend a person from a rope to perform work aloft; Brewster Chair, a style of upright, turned, wooden armchair made in the mid-17th century in New England named after Pilgrim and colonial leader William Brewster of Plymouth, Massachusetts; Bubble Chair, designed by Eero Aarnio in 1968 in Finland; a modernist classic