Noun:

பளு தூக்கும் கருவி,

derrick தமிழ் அர்த்தத்தின் உதாரணம்:

None

derrick's Usage Examples:

The drilling of a well is commonly carried out under contract, the producer erecting the derrick and providing the engine and boiler while the drilling contractor finds the tools, and is Drill ing the responsible for accidents or failure to complete the well.

The derrick crane introduces a problem for which many solutions have been sought, that of preventing the load from being lifted or lowered when the jib is pivoted up or down to alter the radius.

The whole derrick is set up by keys, no mortices or tenons being used, and thus the complete rig may be readily taken down and set up on a new site.

For drilling the deeper wells, the derrick, on account of the length of the " string " of drilling tools, is usually at least 7 o ft.

Why leave it up there if you've got a better choice, like a tree or iron ring to rig your station?The whole derrick is set up by keys, no mortices or tenons being used, and thus the complete rig may be readily taken down and set up on a new site.

The position of the reversing link is altered by means of a cord, passing over two pulleys, fixed respectively in the engine-house and on the derrick.

5 shows another type of fixed crane, known as a derrick crane.

Obviously, nearly every kind of crane can be made portable by mounting it on a carriage, fitted with wheels; it is even not unusual to make the Portable Scottish derrick portable by using three trucks, one under the mast, and the others under the two back legs.

Bradford ("Orion") got to the top of a derrick with a grapnel, leapt on to the mole, secured it and fell back shot into the water.

moulderrick molder was the key to the operation and he was the head of the team.

The needles are put in place one by one against the raised frames, or trestles, by a derrick on a barge lifting them by their ring, whilst a man on the foot-bridge, taking hold of the eye at the top, arranges them in position close together.

This derrick is also used for putting out the fore bunt sections of the bobbins.

The throttle-valve is opened or closed by turning a grooved vertical pulley by means of an endless cord, called the telegraph, passing round another pulley fixed upon the " headache-post," and is thus under the control of the driller working in the derrick.

Synonyms:

framework,

Antonyms:

None