from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Plural form of hairspring.
Sorry, no etymologies found.
Can you hear all of those oversized hairsprings and ratchet wheels at Tourneau clattering onto the sidewalk as the clocks explode in confusion?
This ether will carry all loose lint or other things to its bottom, from hairsprings or roller table, and if held but a moment will do effective work, and not loosen shellac.
I hardly know how to give directions how to proceed in adjusting hairsprings, when they are disarranged, but if I could see you, I could explain by example what I cannot well do in words.
It took 754 hairsprings to weigh an ounce of 437½ grains; 27,000,000 of these were required to make a ton, and, taking one to be worth 1½ cents, the value of a ton of these cheap little things ran up to over $400,000.
If we see only horseshoes or knife-blades, all our efforts and struggles will never produce hairsprings.
In the various Clock and Watch courses, students learn to use the jeweler’s saw and watchmaker’s lathe, temper and anneal steel, construct and repair clock movements, work with hairsprings, escapements, and jewels, replace balance staffs, and size bands.
a dial, temper hairsprings, polish steel, or do watch-gilding properly -- and none of their men had either.