Mechanisms — marine surveying

Recent Blogs

Sounding-weight Release diagram
Sounding-weight Release Mechanism: How It Works, Parts, Diagram, and Deep-Sea Sounding Uses
Sounding-weight release mechanisms drop a lead from a sounding line on bottom contact so hydrographic crews recover the line clean. Specs, formula, worked example.
Deep-sea Sounding Ball diagram
Deep-sea Sounding Ball Mechanism Explained: How Brooke's 1854 Detachable Trigger Works
Watch a Brooke-pattern sounder release its weight and recover the sampling rod. Separately compare buoyancy and terminal speed for an equivalent sphere.