C
Ice-velocipedes were popular with inventors before 1900:
http://www.google.com/patents?as_dr...xy_ap=2008&q=velocipede+intitle:ice&scoring=2
or http://tinyurl.com/2vyx54
Most ice-velocipedes were timid creatures, with dainty little spikes
that were barely visible:
http://www.google.com/patents?id=s8xdAAAAEBAJ&pg=PP1&dq=407876
Pitiful! The spikes on that wheel are hardly as big as the teeth on
the chain-sprockets.
***
This cowardly ice-velocipede had no spikes at all, just a weird
worm-drive that rotated a spiral drive like an egg-beater lying flat
against the ice:
http://www.google.com/patents?id=nO9uAAAAEBAJ&pg=PP1&dq=266945
***
Here's an ice-velocipede whose teeth you could be proud of:
http://www.google.com/patents?id=JVtIAAAAEBAJ&pg=PP1&dq=369224
Cheers,
Carl Fogel
http://www.google.com/patents?as_dr...xy_ap=2008&q=velocipede+intitle:ice&scoring=2
or http://tinyurl.com/2vyx54
Most ice-velocipedes were timid creatures, with dainty little spikes
that were barely visible:
http://www.google.com/patents?id=s8xdAAAAEBAJ&pg=PP1&dq=407876
Pitiful! The spikes on that wheel are hardly as big as the teeth on
the chain-sprockets.
***
This cowardly ice-velocipede had no spikes at all, just a weird
worm-drive that rotated a spiral drive like an egg-beater lying flat
against the ice:
http://www.google.com/patents?id=nO9uAAAAEBAJ&pg=PP1&dq=266945
***
Here's an ice-velocipede whose teeth you could be proud of:
http://www.google.com/patents?id=JVtIAAAAEBAJ&pg=PP1&dq=369224
Cheers,
Carl Fogel