Le 18-12-18 à 12:03, Le_Forgeron a écrit :
> Le 18/12/2018 à 03:08, StephenS a écrit :
>> On 2018-12-17 7:40 p.m., StephenS wrote:
>> ...
>>> I think I should start with something easier, planetary gears
>>> (epicyclic gears). Then work my way up to something with more parts.
>> ...30 tooth inside
>> 4 x 10 tooth outside
>>
>> Comments Welcome:
>>
>> Stephen S
> 
> Margins are missing.
> 
> The head of tooth should not touch the foot of the opposite gear.
> 
> The part of teeth which get in contact should follow Euler's work, the
> remaining part is irrelevant as long as it does not block the movement.
> 
> For less noise, consider a slanted rolling profil along depth (missing
> the english word for that), and possibly a mirrored construction like
> Citroën.
> 
> contact between any two gears should be limited to one pair of teeths,
> one tooth per gear. (make teeth smaller).
> 
> Spur gear NEED a holding axis artefact.
> 
Slanted in one direction : Helical
Double slant à la Citroën : Chevron

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