A test applied to one of a batch of machines of identical design from one manufacturer.

A winch with one or more rope storage drums for veering out, hauling in or making fast tow ropes.

Pipe-bundle also called umbilical stalk, which bundles together different supply pipes like air, fresh water, electrical power, communicative signal pipes, through which the underwater working unit obtains the supplies from the base above water or underwa ...

A device for hoisting and lowering the davit- launched lifeboat

A kind of winch, which is applied on sweep/survey ship for receiving/ throwing and towing the sweeping apparatus and hawser, and performing of sweeping the sediments under sea.

A kind of winch, which is applied for receiving/throwing the sampling apparatus, and performing the oceanic & geological sampling.

A winch having one or more drums, which may operate independently or simultaneously, to hold、haul in or veer out the trawl ropes. It may have monitoring safety devices and spooling gear to protect ropes、net and gear. Auxiliary drums and warping ends may b ...

A kind of winch, which is applied for deep sea-bed material sampling, and performing the benthonic organism trawl survey.

A kind of winch, which is applied for receiving/throwing the hydrographic survey apparatus, and performing the hydrographic measurements.

A winch having a rope storage capacity and used for topping, lowering and supporting a boom under load and no load.

Without any means of powering, except for hand power.

A prime mover which is suitable for operating the deck machinery at its full designed load.

A winch having a rope storage capacity and used for slewing and retaining a boom.

The maximum rope tension (in kilonewtons), measured at the drum commences to rotate in the direction of haul, the prime mover being set for maximum torque under automatic control and the rope being wound on the drum in a single layer.

What is NDT ? The field of Nondestructive Testing (NDT) is a very broad,interdisciplinary field that plays a critical role in assuring that structural components and systems perform their function in are liable and cost effective fashion. NDT technicians ...

A test applied to each machine produced by a manufacturer.

A crane with a boom consisted of several sections, being capable of moving the weight positions though folding the boom.

A crane with a jib which may be rotated by turning gear and adjusted in the vertical plane.

The maximum rope tension (in kilonewtons), measured at the drum exit when the drum ceases to rotate in the direction of haul, the prime mover being set for maximum torque and the rope being wound on the drum in a single layer.

A lightly powered or unpowered drum intended solely for rope storage