[TowerTalk] Carabiners

[Roger (K8RI)]

Jim Lux wrote:
> Larry Burke wrote:
>   
>> I'm not aware of any self-locking. Only locking and non-locking. The locking
>>     
The ones on my fall arrest gear are self locking. They require you to 
pull (bout 3/4") and twist (quarter turn) to open them against a 
spring.  When you let go they close and lock. (the sleeve you pulled and 
turn slides back forward and rotates against  a pin.

73

Roger (K8RI)
>> require the user to screw the locking sleeve mechanism into the mating
>> threads. Depending on the use, the non-locking are perfectly acceptable for
>> most tower work. Don't think I'd use them for rescue work, though. YCLMV
>> (Your Comfort Level May Vary).
>>
>> - Larry 
>>  
>>     
>
>
> I haven't bought any 'biners in a decade or so, but they used to have 
> ones where the slot that the pin in the gate engaged with was L shaped. 
>   under load, the pin would drop into the L, preventing the gate from 
> opening.  Of course, if you took a really hard fall and permanently 
> deformed the metal, you couldn't ever open it.  Don't know if they still 
> make them.
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