[Robotgroup] Fwd: Tracked vehicles

[Leslie Filip]

How hard could it be? : )

Les


On 13 Feb 2007, at 11:57 AM, Don Colbath wrote:

> We've seen this before.  There are professional bomb disposal bots  
> that
> will climb stairs but they cost big bucks.  These guys probably think
> they can get something cheap.  Now if some of us were to design and
> market something that would do the job of some of the pro bots for  
> half
> the price we could try this outside of the group.
>
> Don
>
> Clendon Gibson wrote:
>
>> Perhaps the Robot Group would like to pursue fame and glory by  
>> making robots such as the deputy in Maryland wants for use by  
>> police in smaller communities.
>>
>> ----- Original Message ----
>> From: Eric Lundquist <elundquist at austin.rr.com>
>> To: The Robot Group Mailing List <robotgroup at puremagic.com>
>> Sent: Tuesday, February 13, 2007 9:45:20 AM
>> Subject: [Robotgroup] Fwd: Tracked vehicles
>>
>> I received this email from a deputy in Maryland.  He is looking  
>> for some
>> sort of radio control robot that is capable of climbing stairs.  I  
>> have
>> attached my response to him but I thought that others in the group  
>> might be
>> interested in responding as well.
>> - Eric
>>
>>
>> ---------- Forwarded message ----------
>> From: Eric Lundquist < eric.g.lundquist at gmail.com>
>> Date: Feb 12, 2007 5:13 PM
>> Subject: Re: FW: Tracked vehicles
>> To: "Winer, Rick" < RWiner at fredco-md.net>
>>
>>
>> Hi Rick,
>>
>> Stair climbing is REALLY hard, especially with a small robot base.
>>
>> Here is a link to a slashdot article that describes a stair  
>> climbing wheeled
>> robot build by Dave Anderson of the Dallas Personal Robotics group.
>> http://hardware.slashdot.org/article.pl?sid=05/08/01/2259233
>> Be sure to check out the video and his build log where he  
>> describes how he
>> built it.
>>
>> The only really good commercially available stair climber I have  
>> seen is the
>> one built by Rodney Brooks' group from MIT.  Their company is called
>> iRobot.  They build the little Roomba vacuum cleaner but they also  
>> build a
>> double tracked base that is used in a lot of bomb disposal robots  
>> that I
>> have seen.  The have 2 sets of tank tracks.  The one on the back  
>> provides
>> the main driving force.  The small tracks up front rotate around  
>> and pick
>> the nose of the robot up off the ground and over the top of a step.
>> Video here:
>> http://www.irobot.com/sp.cfm?pageid=215
>>
>> If nothing else, these should give you some ideas on what is  
>> possible.  I
>> hope this helps.
>>
>> Regards,
>> Eric
>>
>>
>>
>> On 2/12/07, Winer, Rick <RWiner at fredco-md.net > wrote:
>>
>>
>>> -----Original Message-----
>>> *From:* Winer, Rick
>>> *Sent:* Monday, February 12, 2007 3:16 PM
>>> *To:* ' robo at robotgroup.org'
>>> *Subject:* Tracked vehicles
>>>
>>> Eric:
>>>  I stumbled across your web site while searching for tracked  
>>> vehicles on
>>> the Net.  I am a Deputy with the Frederick County Sheriff's  
>>> Office in
>>> Maryland.  I'm working on a project where I am mounting a  
>>> Remington Eye Ball
>>> Video unit on a remote controlled vehicle.  I am currectly using  
>>> a RC truck
>>> but it is only two wheel drive and does not ascend stairs.
>>>
>>> I thought of using some sort of tracked vehicle and hence this  
>>> email.  Do
>>> you know of something that would help me out?  The ball weight is  
>>> 20.5ounces and has a diameter of
>>> 3.35".
>>>
>>> I was going to visit our local Hobbytown but thought that I'd  
>>> seek out
>>> experts who have "already invented this wheel".
>>>
>>> Thanks for your time...Rick Winer
>>>
>>>
>>>
>>>
>>>
>>>
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>>
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>
> -- 
>
> What if there were no hypothetical questions?
>
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