Page 30 - Mark Gommers "Bowlines Analysis

Bowline structure under load
The following images provide an opportunity to study the response of the Bowline components to applied
load.

Load
Structure with At moderate load, Even at 1 metric ton,
no load – 0kN the collar has the collar can still be
begun to draw
down and fold manipulated.
over the nipping
loop.

0kN Increasing load 10kN

Load
Load Post load examination:

SPart SPart

Nipping loop

The ‘bight’ (ie legs
of the collar) has
been crushed by the
nipping loop

Nipping loop

This region of the
Ongoing nipping loop has

eye-leg Ongoing been stretched
eye-leg (similar to ‘necking’
in metal failure)

Load

Page 29 of 59 Bowline Analysis Version 2.7a 16 July 2016 © Copyright Mark Gommers