1354RE: [rootsradicals] Re: power assist!
- Aug 2, 2007That would invite complications that would include "jack-knifing" if power were
to be applied while in the midst of a turn.
Greg Kreski <velodog@...>
Quoting Mighk Wilson <mwilson@...>:
> Perhaps someone could design a motorized single-wheel trailer that pushes the
> bike? That way you could attach the trailer only when you needed a boost.
> No drivetrain complications either, just a controller line from the
> handlebars to the back of the bike to connect.
> There's also some outfit developing a hydraulic transmission system that's
> evidently scaleable (not the NuVinci hub; this is for the propulsion part of
> the drivetrain, not for shifting). It would use hydraulics to store energy
> for regenerative braking. UPS is very interested in it with all their stop &
> go driving. The article I read on it said the inventors were also talking to
> a major bicycle manufacturer.
> From: email@example.com [mailto:firstname.lastname@example.org] On
> Behalf Of Ryano
> Sent: Thursday, August 02, 2007 8:32 AM
> To: email@example.com
> Subject: Re: [rootsradicals] Re: power assist!
> Sanyo already makes an electric bicycle with regenerative braking. My
> mother-in-law bought one this Spring and absolutely loves it. She lives in a
> hilly area, where the regenerative system is particularly useful. It is
> called the "Enacle" http://www.e-life-sanyo.com/bicycle/
> Really pretty cool. I haven't tried, but would not be surprised if you could
> actually fit an Xtracycle onto one of these, because the motor runs from
> around the bottom bracket, not the hub, just like the Giant Lite someone
> mentioned - which incidentally is basically a National Panasonic e-bike
> adapted to American tastes. My wife also uses a Panasonic e-bike and it
> really is pretty sweet if you are hauling things (and kids). I certainly can
> manage without and prefer something light and simple, but millions of
> Japanese housewives rely on e-bikes and if that keeps them from buying cars,
> who are we to scoff at them. And because of all those millions of sales, the
> Japanese e-bike makers really do have it down pat. I'm really surprised they
> don't already have factories in Kansas making them for Americans also.
> On 02/08/07, Mark Garvey <lazybee45@...> wrote:
> Well, on my Trike I was averaging about 9 mph generally, with power assist It
> was about 10-12 mph. On my Mountain bike with road tires (Primo Comets) I
> can average about 11-12 mph but with the PA running I can blow through 13-14
> mph. I did 28 miles today in 2 hours and a few seconds, missing 14 mph
> average for 2 hours by only a few hundred yards! Note that I am 54 years
> old, and weigh 240 more or less. I rode 20 miles over lunch time (I got a
> 2 hour lunch today!) and totalled 36 miles today with my X. I am digging it
> more and more! I did a modest grocery run this afternoon and only picked up
> 6 bags of groceries, I had room for more! and NO TRAILER! I plan to add a
> hitch for my Kiddie trailer and my little utility trailer so that I do have
> that option if I need it! But overall the X is delightful!
> By the way, the BionX has a regen system, but I have a feeling that while it
> is a working system and does have an effect, it may be more flash than
> utility! My Currie USPD system is very simple and works really well! The
> Stokemonkey and Cyclone systems run through the gears to improve efficiency.
> My Currie starts to groan a bit when it gets down to 8 or 9 mph!
> On 8/1/07, tyler_rudkin < tyler_rudkin@...> wrote:
> Check out the Bion-X system for egenerative charging on
> My Xtracycle is going on a Giant Lite (electric bike). I commute on
> a road bike because I can go much faster than my eBike ever could,
> and like the exercise. However, after that commute, the eBike is a
> deciding factor in pulling my kids to the ice cream shop after work
> or running an errand by bike vs. car.
> The same should hold true for the Xtracycle.
> --- In firstname.lastname@example.org, "Mark Garvey" <lazybee45@...>
> > On 8/1/07, Nathan Klatt <n8klatt@...> wrote:
> > >
> > > On 7/31/07, Mark Garvey <lazybee45@...> wrote:
> > > > Unfortunately, that motor makes the bike MORE practical than
> my car!
> > >
> > > Arguments of purity aside, this put a huge smile on my face!
> > >
> > > Arguments of purity NOT aside, what if the electric assist would
> > > give out what was put into it by the rider directly? I.e., if
> > > never plug the battery in and, instead, it charges using
> > > braking? Like you could add some small amount of drag when
> you're on
> > > the flats and going downhill to charge it then get it back when
> > > up? How would that affect the purity of bicycling?
> > >
> > > Well, Personally i don't give a hang about the "purity" of
> > Anyone who worries about "purity" except in a sense of water or
> > is not living in the real world! It is kind of like a recital my
> > gave once. It was all German Lieder, which may well be the most
> awful and
> > boring music ever to be considered as part of a classical music
> > Imagine if you will, a song with lines like "You WILL love me, you
> are mine
> > because I desire you! You have the beauty of a finely machined
> > part!" sung in German, to a group of stern faced judges who are
> picking on
> > inflection, meter, tonal quality and all that sort of thing.
> > The real world happens OUTSIDE the college where kids play
> > instruments and do wop for tips! Try huckstering Lieter THERE!
> > But I digress! I like what WORKS. My only beef with e assist is
> > weight. My lovely light bike has become heavy! It bothers me,
> but it
> > WORKS!
> > mark
> > --
> > Putting the fun in dysfunctional for over 50 years!
> > Mark Garvey
> > Cedar Rapids, Iowa free state!
> > Check out the web site at:
> > http://www.vine-ave.com
> > contact us to have INVISIBLE INC! appear at your next program!
> Details at
> > www.vine-ave.com
> > I am a bicycling lifestylist!
> You're getting this message because you signed up to be an Xtracycle roots
> To Post a message, send it to: email@example.com
> ride to believe.
> Yahoo! Groups Links
> Putting the fun in dysfunctional for over 50 years!
> Mark Garvey
> Cedar Rapids, Iowa free state!
> Check out the web site at:
> contact us to have INVISIBLE INC! appear at your next program! Details at
> I am a bicycling lifestylist!
- << Previous post in topic Next post in topic >>