It contains a very powerful auger to crush snow and if you don't wait until the power is shut off to put your hand in the machine, you run the risk of severe injury.
The employment of a simple auger instead of a spudding-bit.
If now the vertical movement of the walking-beam be 24 in., when 'it starts on the up-stroke the sinker-bar rises 4 in., and the cross-heads come together with a smart blow, then the auger-stem is picked up and lifted 20 in.
See FRANCE: Law and Institutions; Henri See, Les Classes rurales et le regime domanial en France au Moyen Age (Paris, 1901); and Auger, Code des tailles (Paris, 1788).
On the down-stroke, the auger-stem falls 20 in., while the sinkerbar goes down 24 in.