spring balance

British  

noun

1. a device in which an object to be weighed is attached to the end of a helical spring, the extension of which indicates the weight of the object on a calibrated scale

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Example Sentences

Before taking his place in the operator's seat Tom started the motor, and by means of a spring balance tested the thrust of the propellers.

From Tom Swift and His Sky Racer, or, the Quickest Flight on Record by Appleton, Victor [pseud.]

The apparatus is very simple in principle, consisting of but five pieces of wood, an ordinary spring balance registering up to 40 lbs., and a couple of handles.

From Things To Make by Williams, Archibald

S2 = Reading in lbs. of spring balance No. 2.

From Gas and Oil Engines, Simply Explained An Elementary Instruction Book for Amateurs and Engine Attendants by Runciman, Walter C.

As each cow is milked, the milker hangs the pail on a spring balance and registers the exact weight on a blackboard.

From The Fat of the Land The Story of an American Farm by Streeter, John Williams

To the moving index, O, of the spring balance, a fine steel point is soldered, projecting horizontally outwards.

From Mysterious Psychic Forces An Account of the Author's Investigations in Psychical Research, Together with Those of Other European Savants by Flammarion, Camille