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Flat Resistant or Flat Proof Tires

Started by Jeff Grippe · · Last activity · 9 posts · 666 views

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Recumbent bicycles
Published
2 February 2007
Last activity
3 February 2007
Original author
Jeff Grippe
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  1. Do Flat Proof tire exist and are they worth owning. I can imagine a day when
    I will be riding again (on something with 3 or more wheels that you don't
    have to sink into) but I can also imagine that even the simplest maintenance
    chores will be quite difficult.

    There was something on the cab-bike web site about a flat proof tire being
    codeveloped with the Greenspeed people. I contacted them about it and they
    said it was either a back burner project or something that isn't actively
    being worked on.

    What are the best tires for flat avoidance?

    Thanks.

  2. Jeff Grippe said:

    Do Flat Proof tire exist and are they worth owning.

    Yes and Generally Not are the answers for genuinely flat *proof* tyres,
    which are typically a closed cell foam construction rather than a
    covering for a pneumatic tube.

    Quoted message said:

    What are the best tires for flat avoidance?

    Flat /resistant/ is another matter, and there are some seriously tough
    tyres available. Schwalbe's Marathon Plus is an oft-cited example. The
    basic Marathon is a tough kevlar belted tyre but persistent spiky stuff
    can get through, the Plus version adds a deep puncture belt which can
    take on thumb tacks without the tube going. Extra weight and higher
    rolling resistance, but not unusably so if you're not out for Maximum Sport.

    Dutch Perfects are also widely cited for being /almost/ puncture proof.

    Pete.
    --
    Peter Clinch Medical Physics IT Officer
    Tel 44 1382 660111 ext. 33637 Univ. of Dundee, Ninewells Hospital
    Fax 44 1382 640177 Dundee DD1 9SY Scotland UK
    net [email hidden] http://www.dundee.ac.uk/~pjclinch/

  3. Jeff Grippe said:

    Do Flat Proof tire exist and are they worth owning. I can imagine a day when
    I will be riding again (on something with 3 or more wheels that you don't
    have to sink into) but I can also imagine that even the simplest maintenance
    chores will be quite difficult.

    There was something on the cab-bike web site about a flat proof tire being
    codeveloped with the Greenspeed people. I contacted them about it and they
    said it was either a back burner project or something that isn't actively
    being worked on.

    What are the best tires for flat avoidance?

    Thanks.


    I have 2 tires nested on the front wheel of my Vision, plus an anti-flat
    strip.

    --
    J Kimmel
    [email hidden]
    www.metalinnovations.com

    "Cuius testiculos habes, habeas cardia et cerebellum." - When you have
    their full attention in your grip, their hearts and minds will follow.

  4. On Feb 2, 11:16 am, JKimmel <[email hidden]> wrote:
    <snip>

    Quoted message said:


    I have 2 tires nested on the front wheel of my Vision, plus an anti-flat
    strip.

    --
    J Kimmel
    [email hidden]

    Wow...sounds beefy (and heavy!). What tires did you use? Did you need
    to modify the inner one? Say, by cutting off the bead?

    Quoted message said:

    "Cuius testiculos habes, habeas cardia et cerebellum." - When you have
    their full attention in your grip, their hearts and minds will follow.- Hide quoted text -


    (OT: Terry Pratchett...one of my favorite authors. Was that from Small
    Gods?)

    Best,

    Dan

  5. Dan B. said:


    Wow...sounds beefy (and heavy!). What tires did you use? Did you need
    to modify the inner one? Say, by cutting off the bead?

    Quoted message said:

    "Cuius testiculos habes, habeas cardia et cerebellum." - When you have
    their full attention in your grip, their hearts and minds will follow.- Hide quoted text -

    (OT: Terry Pratchett...one of my favorite authors. Was that from Small
    Gods?)

    Best,

    Dan


    The tires are Primo Comets, one's a 1.5", the other's a 1.75". The
    wheel's hub is an 8lb electric motor bolted to the fork, so I'm not
    concerned with weight and I don't want to have to take the wheel off to
    fix a flat.

    --
    J Kimmel
    [email hidden]
    www.metalinnovations.com

    "Cuius testiculos habes, habeas cardia et cerebellum." - When you have
    their full attention in your grip, their hearts and minds will follow.

  6. JKimmel said:

    The tires are Primo Comets, one's a 1.5", the other's a 1.75". The
    wheel's hub is an 8lb electric motor bolted to the fork, so I'm not
    concerned with weight and I don't want to have to take the wheel off to
    fix a flat.

    This doesn't sound like too great an idea to me, because sooner or later
    you WILL get a flat on the road and you'll have to undo this setup.
    ------
    I had a bike come with Comets on it; after a flat I decided to switch to
    tougher offerings. When taking the Comets off I noticed that the "tread"
    area barely seemed thicker than the sidewalls.

    The tires I went to were Marathon Plus', WAY thicker in the tread. I
    haven't ridden the bicycle much (due to lousy IL winter weather) but
    didn't notice much rolling resistance, in what bits of riding I have
    been able to get off.

    Plus I used "flat-resistant" tubes (tread area is 2X thick as the
    sidewalls). I figured just for good measure I would carry another spare
    tube in the cargo trunk of this bike--but the flat-resistant tubes are
    too big. Just one takes up most of the room in the cargo trunk....
    ~

  7. "Jeff Grippe" <[email hidden]> wrote in
    news:[email hidden]:

    Quoted message said:

    What are the best tires for flat avoidance?

    I use stan's tubeless setup on my mountain bike and they work great for
    sealing small thorn holes. I would recommend researching if other people
    have adapted them to road use. Kirk.

  8. In alt.rec.bicycles.recumbent on Fri, 02 Feb 2007 14:59:26 -0600

    DougC said:

    This doesn't sound like too great an idea to me, because sooner or later
    you WILL get a flat on the road and you'll have to undo this setup.

    You know in the Old Days when us kids all hooned round on single speed
    steel bicycles and no one had ever heard of "quick release", you fixed
    a flat by pulling the tube out and gluing a patch on.

    I don't believe that method is no longer viable. Just more work than
    swapping a tube.

    Zebee

  9. I had Primo Comets many years ago, but one blew out "big time" in a
    large garage- sounded like a bomb with all the echoes; and gave the
    neighbors cat heart failure. Never saw that cat again; so now I swear
    by Primo Comets for just that reason. Oddly, no more blowouts!

    One rear tire I ordered was the older Schwinn Dragslick; just to be
    different. Having 2.50" flat width looks good, but that tire does not
    skid anymore- too much traction!

    JKimmel said:
    Quoted message said:


    The tires are Primo Comets, one's a 1.5", the other's a 1.75". The
    wheel's hub is an 8lb electric motor bolted to the fork, so I'm not
    concerned with weight and I don't want to have to take the wheel off to
    fix a flat.

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