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Electric Sportbike   Message List  
Reply | Forward Message #571 of 841 |
Re: Electric Sportbike

Hey Iceman,

Can you scan that article so that we can see or e-mail it to me?

Lyle

--- In lectra@yahoogroups.com, larry ice <ltcice@...> wrote:
>
> Hi Mike
> Just wondering if any of the group has seen the Jan 06
> issue of Walnecks Classic Cycles magazine? It has an
> article on page 136 & 137 about a 1977 electric MC
> built by Transitron of Honulu, Hawaii. Doesn't look
> too practical but at least they were trying!
> thnx Iceman
>
>
> --- Michael Bosworth <michael.bosworth@...>
> wrote:
>
> > A feature of hub motors (which seem to coming to
> > dominance in the
> > electrically augmented pedal bicycle arena) is the
> > considerable
> > mechanical simplicity and lower parts count, which
> > could drive to
> > lower production costs in large production. The EMB
> > electric
> > sportsbike at $7k a pop isn't a candidate for a
> > commuting electric
> > motorcycle, competing as it were with Virago 250s
> > and Rebel 250s and
> > such at half the price, considerably more range (and
> > considerably more
> > operating cost and noise...). But a good commuting
> > motorcycle could
> > handle the somewhat higher (but not horribly higher)
> > weight of a hub
> > motor and benefit from the reduced complexity and
> > tinkering (and a
> > commuting motorcycle can also deal with the reduced
> > range of the
> > typical electric....20 to 30 miles of 'real range'
> > is just fine if you
> > zip back and forth to the office or subway station
> > and plug it in
> > every night (or if possible, at both ends).
> >
> > Mike Bosworth
> > Vienna, VA
> > ex motorcycle rider; current eBike rider & eBoat
> > tinkerer; future eMC
> > rider
> >
> >
> > --- In lectra@yahoogroups.com, "k4man2000"
> > <k4man2000@y...> wrote:
> > >
> > >
> > > As said before, The cool thing about chain combos
> > is that you can
> > > mess with the gearing. If you want more torque,
> > put on a bigger
> > > sprocket on the rear wheel....[clip]
> >
> > > --- In lectra@yahoogroups.com, Jim Leung
> > <hk_jl@y...> wrote:
> > > > I agree with Scott.
> > > > Being a sportbike enthusiast, one of the first
> > major things when
> > > considering
> > > > performance, is "unsprung" weight. The hub motor
> > is great when
> > > considering very
> > > > upright wheeled vehicles (cars and scooters),
> > but in any kind of
> > > normal
> > > > motorcycle, where leaning is involved, a hub
> > motor's high unsprung
> > > weight is a
> > > > curse. It is bad for handling, emergency
> > maneuvers and
> > stability....[clip]
> >
> >
> >
> >
>
>
>
>
>
> __________________________________
> Yahoo! Mail - PC Magazine Editors' Choice 2005
> http://mail.yahoo.com
>






Tue Oct 31, 2006 8:42 am

slodown27
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Message #571 of 841 |
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Has anyone seen this ? I emailed the guy and he says hes sold about 6 units. Its built off a custom frame and its the first real-looking electric sportbike...
k4man2000
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Feb 22, 2005
7:44 pm

It sure looks great, although I'm a little concerned to see the chain. The chain was always the "weak link" (no pun intended) in the Lectra; the high torque of...
ImprobableOffense
ImprobableOf...
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Feb 22, 2005
10:31 pm

I agree, the best idea would be an electric hub motor. Unfortunately, the one's you can buy, are designed for bicycle use. AND, the one's that are suitable for...
wrumbarger@...
wrumbarger
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Feb 23, 2005
4:06 pm

I've seen it and ridden it -- it's nice. Re: Chains. A chain is the most efficient way to transfer power from a motor to a wheel -- more efficient than gears...
Scott Cronk
lectrascott
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Feb 23, 2005
5:47 pm

I agree with Scott. Being a sportbike enthusiast, one of the first major things when considering performance, is "unsprung" weight. The hub motor is great when...
Jim Leung
hk_jl
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Feb 24, 2005
12:39 am

As said before, The cool thing about chain combos is that you can mess with the gearing. If you want more torque, put on a bigger sprocket on the rear wheel....
k4man2000
Offline Send Email
Mar 4, 2005
3:38 pm

A feature of hub motors (which seem to coming to dominance in the electrically augmented pedal bicycle arena) is the considerable mechanical simplicity and...
Michael Bosworth
boz1800
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Nov 20, 2005
11:58 am

IMHO, neither the brushed nor brushless hub motors are nearly as simple or have as low of a parts count as a variable-reluctance motor. The only issue is that...
bocabikeguy
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Nov 20, 2005
4:25 pm

I'd add to this by saying that I rode my Lectra at 50 mph consistently on Tucson city streets. EMB took an extra couple of teeth off one of the sprockets in...
ImprobableOffense
ImprobableOf...
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Nov 20, 2005
9:28 pm

Hi Mike Just wondering if any of the group has seen the Jan 06 issue of Walnecks Classic Cycles magazine? It has an article on page 136 & 137 about a 1977...
larry ice
ltcice
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Nov 20, 2005
7:23 pm

Hey Iceman, Can you scan that article so that we can see or e-mail it to me? Lyle...
slodown27
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Oct 31, 2006
8:46 am

Hi Lyle Sorry don't have the mag anymore. thnx Iceman ... ____________________________________________________________________________________ Get your email...
larry ice
ltcice
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Oct 31, 2006
12:57 pm

There is one by Transitron at the Wheels Through Time Museum in NC. http://electricmotorcycles.net/modules/wordpress/?p=181 Still wish I had read that article...
slodown27
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Feb 10, 2007
6:18 am
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