Pet Peeve - long backsprings

Joined
Dec 19, 2002
Messages
337
A lot of the new slippies I've gotten have had long backsprings. When you open the blades...they don't get "fully" opened. I've gotten to where I test every new one by opening each blade and laying it on a flat surface to see how much gap there is between the back edge and the surface.

I've been able to hand fit some by filing the edge of the backspring...it's a terrible process where I insert a small nail between a half open blade and the backspring (which pushes the spring out far enough to get at) and then use a small stone to file off the extra material.

I don't remember seeing this with older knives. Any thoughts on why this is?
 
If I understand what you are saying, I've encountered the same thing on some of the older knives I've picked up as well. I don't know why they are done that way, and they can be a pain to correct. Since a nick or two doesn't bother me, I generally use a cutoff wheel in my Dremel tool to speed the process.
 
I'm guessing that what you are saying is the blade attitude isn't high enough in the open position. It really makes the "look" of a knife when its correct. Either thespring is too long as you have already said or possibly the "run up" on the blade could be adjusted.This usually leaves knives not flush where the blade meets the spring when open.
Ken
 
That is annoying. It did happen on older knives too though. I have a scout type knife from the 30s with the same problem.

Leo
 
Yep. It's an issue that I've seen crop on both old and new knives but moreso on the newer ones as memory serves.
 
It's funny...it seems to be across the board. My last Buck, Case and Victorinox have all had similar issues.
 
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