[SML] Remotely actuated floor locks

[Jerry Durand]

bottom of HAMMER. 

Don't type while people are talking to you, never ends well.


On 01/12/2015 04:52 PM, Jerry Durand via Stagecraft wrote:
> On your cam, look into a SEAR as used in gun triggers.  Can hold a LOT
> of force and takes little force to release it.  Really simple to make,
> here's all the parts from an 1858 pistol
>
> http://lameclan.altervista.org/blog/wp-content/uploads/2011/06/remington-2.jpg
>
> The sear is on the bottom of the trigger.  You can see a notch and a
> step to it's right just under that small hole.  The notch is for
> "half-cock" and the step is the full cock position.  The very top of the
> trigger snaps into this when the hammer is pulled back.  The hammer
> rotates around the large hole.
>
> Note the size of the sprint on the hammer, this is a significant force
> yet the trigger pulls quite easily yet locks solid when it's cocked.
>
> For the trap application, a spring rotates the "hammer" into cocked
> position which holds the trap shut.  For safety the air cylinder slides
> under the trap as a dead bolt but doesn't carry any load.  To open, the
> air cylinder retracts and when clear of the trap it pulls the trigger
> releasing the sear.
>
>

-- 
Jerry Durand, Durand Interstellar, Inc.  www.interstellar.com
tel: +1 408 356-3886, USA toll free: 1 866 356-3886
Skype:  jerrydurand 

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