[AT] Plowing

[Steve W.]

Gene Dotson wrote:
>     What Dennis is referring to with the Farmall has nothing to do with snap 
> coupler, fast hitch or any other type of tractor lift. What he referred to 
> was a clevis bolted or pinned to the drawbar to pull a pull type plow, that 
> could be a hydraulic lift or a mechanical lift. Only connection to the 
> tractor was a "L" shaped bar that set down in the clevis.  A spring put 
> pressure on the mechanism so that when a sudden or hard pull would overcome 
> the spring pressure and allow the plow to disconnect from the tractor and 
> prevent any serious damage to the plow or tractor.. John Deere system has a 
> hitch bar that curved around under the hitch tongue  and through a captive 
> channel with a spring to hold it engaged until a sudden pull allowed it to 
> move far enough forward  to disengage the channel and disconnect the plow. 
> Hydraulic lift plows had to have the quick disconnect hydraulic connectors 
> to disconnect when the plow disengaged. Rope trip plows had to have a method 
> to allow the rope to disconnect from the seat or fender it was hooked to. 
> Rope tied to the seat can give quite a jolt to the operator.
> 
>                         Gene
> 

Yep, You learned real quick not to tie the rope to anything solid. On 
the F-20 we had a simple spring loaded clamp bolted to a chunk of iron 
under the seat. If the coupler popped the rope just pulled out of the clamp.

-- 
Steve W.