New trigger system

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blackjack
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Re: New trigger system

Post by blackjack »

thanks mate, & by the way how long did you subject the limbs to the 400 lb test for & which xbow did you use? best regads blackjack
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Joystyx
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Re: New trigger system

Post by Joystyx »

Sounds promising but I'm not interested, even if I'm a target shooting freak. I think it's too expensive for a mod on something which is already excellent out of the box. And a little polishing does wonder on a marvelous, simple, almost indestructible system. I didn't mind spending this kind of money on a Leupold scope or in a HHA tho, but those parts greatly improved the crossbow, are easily transferable on another bow or rifle or can even be sold in 2d hand.
Last edited by Joystyx on Tue Jun 28, 2011 4:48 pm, edited 1 time in total.
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Boo
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Re: New trigger system

Post by Boo »

How much lighter are you making the lower sear?
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Newtrigger
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Re: New trigger system

Post by Newtrigger »

blackjack wrote:
Newtrigger wrote:
blackjack wrote:A PHOTO OF IT WOULD BE NICE TO SEE MATE. CAN YOU POST ONE
Here a pictureImage
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Re: New trigger system

Post by Newtrigger »

Boo wrote:How much lighter are you making the lower sear?
I can't talk too much about the internals however it has nothing to do with making the sear lighter. The pressure on the sear is totally independent of the draw weight. The original Excalibur trigger is a lot like the 1911 trigger system where the pressure on the engagement surfaces will have a direct effect on the trigger pull.
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Limbs and Sticks
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Re: New trigger system

Post by Limbs and Sticks »

This much I do know, 200 clams is to much, I had a trigger job done my trigger is smoother and very little creep but most important it's so easy on the serving which is a plus meaning that the serving last longer, and this was a long ways from 200 bucks. good luck

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Last edited by Limbs and Sticks on Tue Jun 28, 2011 5:45 pm, edited 1 time in total.
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Re: New trigger system

Post by bcmuledeer »

I also have to agree with the guys, $200.00 is to much for me. I would be father ahead to put that money into a better scope. IMHO my scope on my xbow is what's preventing me from shooting tighter groups at 40 to 50 yards. I'm new at xbows and I know it's me, not the trigger, that gives me 1 out of 3 shots that's 3" away from the group when free hand shooting!
I believe there could be a market for it, but with a rest or a competent shooter these xbows are tac drivers already. :D
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Boo
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Re: New trigger system

Post by Boo »

Newtrigger wrote:
Boo wrote:How much lighter are you making the lower sear?
I can't talk too much about the internals however it has nothing to do with making the sear lighter. The pressure on the sear is totally independent of the draw weight. The original Excalibur trigger is a lot like the 1911 trigger system where the pressure on the engagement surfaces will have a direct effect on the trigger pull.
I'm not responding in an attempt to make you look bad but I know the 1911 trigger system very well and the only thing it has in common is that it could be called simple. Primarily the Excalibur trigger system has the trigger attached directly to the lower sear and the 1911 is not.
I agree that the weight of the lower sear has nothing to do with trigger pull weight but that is not why I asked. The reason for asking is safety which of course can never take a back seat to performance character. In case you haven't guessed I know the Excalibur trigger unit very well too.
A few things you should want to inform the masses here. Do you have insurance? What does it take for the sears to disengage when the safety is off? Does it take a small bump? After bringing my Remington 700 down to 2.5 lbs I checked it for a AD by putting it in a freezer for 35 hours and then slamming the butt into the floor and slamming the bolt shut. What safety tests did you perform?
BTW, if the sear engagement angles are correct then the lower weight bows have a greater potential for an AD.
You've come to the right place for discoveries, this forum is full of guys who know the bows really well and modify their own bows.
Last edited by Boo on Tue Jun 28, 2011 5:26 pm, edited 2 times in total.
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Re: New trigger system

Post by Boo »

deleted double post
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Re: New trigger system

Post by strum »

I have to agree with most ..my trigger is just fine ..probably far better than the operator 8)
I would never spend $200 bucks to try to improve it any more..But hey you did the right thing in asking ..you need the feedback before pulling the trigger on such an investment.
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Re: New trigger system

Post by Cossack »

Doing my own trigger jobs I have all three (2 Excals and a compound) at 3.5. 3.5 and 3.75, works for me. Several folks here and elsewhere do 'custom' work on Excal OEMs so may be slim pickins the brand. May want to post on Parker related sites, as folks who bought the Tornado were posting about heavy pull. CB triggers are evolving quite rapidly lately, now sure if you're going to catch a need market, niche maybe.
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muskyman454
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Re: New trigger system

Post by muskyman454 »

i am like everybody my trigger is better than i am nice and crisp and 200 would be a little to much for me.
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Re: New trigger system

Post by wheelie »

Image
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gendoc
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Re: New trigger system

Post by gendoc »

after smooth'n all 3 of my excals over the years.... i have found them to be quite nice. i don't need to worry bouta slam-fire or an inconsistant trigger break.
i'm happy with my own trigger jobs on all my triggered stuff !! :mrgreen:
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Re: New trigger system

Post by Newtrigger »

Boo wrote:
Newtrigger wrote:
Boo wrote:How much lighter are you making the lower sear?
I can't talk too much about the internals however it has nothing to do with making the sear lighter. The pressure on the sear is totally independent of the draw weight. The original Excalibur trigger is a lot like the 1911 trigger system where the pressure on the engagement surfaces will have a direct effect on the trigger pull.
I'm not responding in an attempt to make you look bad but I know the 1911 trigger system very well and the only thing it has in common is that it could be called simple. Primarily the Excalibur trigger system has the trigger attached directly to the lower sear and the 1911 is not.
I agree that the weight of the lower sear has nothing to do with trigger pull weight but that is not why I asked. The reason for asking is safety which of course can never take a back seat to performance character. In case you haven't guessed I know the Excalibur trigger unit very well too.
A few things you should want to inform the masses here. Do you have insurance? What does it take for the sears to disengage when the safety is off? Does it take a small bump? After bringing my Remington 700 down to 2.5 lbs I checked it for a AD by putting it in a freezer for 35 hours and then slamming the butt into the floor and slamming the bolt shut. What safety tests did you perform?
BTW, if the sear engagement angles are correct then the lower weight bows have a greater potential for an AD.
You've come to the right place for discoveries, this forum is full of guys who know the bows really well and modify their own bows.
Thanks for your constructive comments I really appreciate it. I was kind of getting really hammered by everybody else

Firstly safety is some I take very seriously. In fact the reason I started this development was that I realized that lowering the trigger pull on a Crossbow trigger to under 2lbs is just as dangerous as it can be on a 1911. In addition as you pointed out the trigger on a Excalibur is directly linked with the sear which means there is no take up travel and the travel is very short -big AD potential. On my trigger system I can adjust the length of the take up and the amount of take up pressure. Now lets compare the two systems set up with equal trigger pull. If you dry fire an original Excalibur trigger without the string pressure the pull to release the latch is about 2-3 oz. with the string in place the best possible is 1.5lbs (24 oz.) if you dry fire my system the pull to release the latch can be set to 1.4lbs (22 oz.) with the string in place the pull is 1.5lbs. Now which system do you think is safer? the original where 90% of the trigger pull comes from the parasitic sear engagement force or my system where only 5% comes from engagement and the rest is the take up. Basically by minimizing the parasitic engagement force I can use almost the entire pull force for the take up travel and the result is a extremely safe trigger system.

And a note to everyone else that complain about the suggested price. Keep in mind that I am just guy that has developed this system on my spare time and my current thinking is to start small scale and see where it goes. I am open to suggestions on how to bring this technology to the market at more affordable cost.
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