Cycling Equipment · Public discussion

Quick-release redesign (kinda-sorta disc-brakey)

Started by Phil, Squid-in-Training · · Last activity · 6 posts · 490 views

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Cycling Equipment
Published
13 October 2005
Last activity
14 October 2005
Original author
Phil, Squid-in-Training
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6
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  1. Jasper Janssen said:
    Squid-in-Training said:

    If it were up to me, I would redesign the quick-release to make it
    idiot-proof, not the disc brake. But it looks like we'll have to
    settle for forward-facing dropouts.

    Feel free to elaborate on how to idiotproof QRs.

    We could use some sort of locking device that wouldn't engage until past a
    certain point.

    A high-pitch helical gear with detents or an internal shelf that would
    "click" into place once the required tension is acquired. If it doesn't
    click into place, it immediately becomes totally loose again, making it
    obvious that the QR is in the open position.

    That would be more idiot-proof than the current one. Has anyone else had
    ideas for a better QR?

    --
    Phil, Squid-in-Training

  2. Phil said:
    Jasper Janssen said:
    Squid-in-Training said:

    If it were up to me, I would redesign the quick-release to make it
    idiot-proof, not the disc brake. But it looks like we'll have to
    settle for forward-facing dropouts.

    Feel free to elaborate on how to idiotproof QRs.

    We could use some sort of locking device that wouldn't engage until past a
    certain point.

    A high-pitch helical gear with detents or an internal shelf that would
    "click" into place once the required tension is acquired. If it doesn't
    click into place, it immediately becomes totally loose again, making it
    obvious that the QR is in the open position.

    That would be more idiot-proof than the current one. Has anyone else had
    ideas for a better QR?

    --
    Phil, Squid-in-Training


    it's really not about the qr, it's about the axle/fork interface. those
    that don't like old style qr fixing can go for through axle fixing. and
    that's all there is to it!

  3. jim beam said:
    Phil said:
    Jasper Janssen said:

    On Wed, 12 Oct 2005 01:17:58 -0400, "Phil, Squid-in-Training"
    <[email hidden]> wrote:

    > If it were up to me, I would redesign the quick-release to make it
    > idiot-proof, not the disc brake. But it looks like we'll have to
    > settle for forward-facing dropouts.

    Feel free to elaborate on how to idiotproof QRs.

    We could use some sort of locking device that wouldn't engage until
    past a certain point.

    A high-pitch helical gear with detents or an internal shelf that
    would "click" into place once the required tension is acquired. If
    it doesn't click into place, it immediately becomes totally loose
    again, making it obvious that the QR is in the open position.

    That would be more idiot-proof than the current one. Has anyone
    else had ideas for a better QR?

    --
    Phil, Squid-in-Training


    it's really not about the qr, it's about the axle/fork interface. those
    that don't like old style qr fixing can go for through axle
    fixing. and that's all there is to it!

    What about changing the serration pattern on the fork/skewer/hub? What if
    we had interlocking mechanisms, kinda like thicker serrations, with not a
    radial pattern, but a circumferential one instead? Sounds like the hub
    manufacturers can do a running change to locknuts. And skewers would
    benefit from a radial-to-circumferential change, too.

    --
    Phil, Squid-in-Training

  4. Phil said:


    What about changing the serration pattern on the fork/skewer/hub? What if
    we had interlocking mechanisms, kinda like thicker serrations, with not a
    radial pattern, but a circumferential one instead? Sounds like the hub
    manufacturers can do a running change to locknuts. And skewers would
    benefit from a radial-to-circumferential change, too.

    That would not resist fastener unscrewing. Part of the serrations'
    function is to resist unscrewing, and for that to work they must be
    radial.

    I do like the "click for proper tension" idea. Kinda kills the user
    error angle.

    E.P.

  5. Quoted message said:
    Phil said:


    What about changing the serration pattern on the fork/skewer/hub?
    What if we had interlocking mechanisms, kinda like thicker
    serrations, with not a radial pattern, but a circumferential one
    instead? Sounds like the hub manufacturers can do a running change
    to locknuts. And skewers would benefit from a
    radial-to-circumferential change, too.

    That would not resist fastener unscrewing. Part of the serrations'
    function is to resist unscrewing, and for that to work they must be
    radial.

    I do like the "click for proper tension" idea. Kinda kills the user
    error angle.

    E.P.

    Hmm... forgot about that. What about both types of serrations... radial
    towards the outside and circumferential on the inside?

    --
    Phil, Squid-in-Training

  6. Phil said:

    Hmm... forgot about that. What about both types of serrations... radial
    towards the outside and circumferential on the inside?

    Plain old teeth would be simpler, I think. Sorta like knurling.

    --
    Dave
    dvt at psu dot edu

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