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tackle

Tackleisa deviceusedforliftingormovingweights;inits
originalformit wasmadeupofa systemofpulleysthrough
which the force necessary to lift aspecific weight was
reduced.Tackleisusedatseaforhandlingropesortoreduce
thestrainontherunningriggingandisa basicfeatureof
sailing.Tounderstandtheimportanceoftackle,youneedonly

remember that in a Force 5 wind (35kph/22 mph) the
pressureonthesailsis 10 kgpersqm/2Ib persqft.

There are varioustypes oftackle:a runner reducesthe
powerrequiredtolifta loadbyhalf,apartfromfriction;a gun

or alufftacklereducesit toa third;andwindingtacklereduces

ittoa sixth.Ingeneral,itisnotadvisabletousea greater
numberofwhipsthanthis.Whiletheeffortneededtomovea

weightisreducedinproportiontotheincreasingcomplexity

ofthetackle,thetimeit takesandtheamountofroperequired
increase.

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