curving an object ball....

Dr. Dave's line is a more accurate representation of how much the object ball curved imo.

The angle of the picture does not allow for accuracy when you make the line follow the path through the ball at rail and the ball in the first frame because the object ball jumps off the rail.
The first 6 pics (beginning with the ball touching the rail) show the ball on the same straight line.

The ball curving so late must mean John's balls and/or cloth are very clean/slick.

pj
chgo
 
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Likely it was high right. The top english transfers a tad of low english to the OB which helps the bend a little........this only works when the OB is close to the rail as it will loose that tad of draw very quickly. And the right (inside) checks the ball up. You can see the CB check up after hitting the rails......with running english (left in this case) the CB would have gone all the way around the table.

The 9 Ball did JUMP a little after contact with the rail.......maybe jumping over the original blocking angle?

I was trying to tell by the way he lined up to the shot, but now that you mention it, the cue ball acts like he just put a lot of follow on it. Notice how it curves back to the 2nd rail like hai karate.
 
Okay, attached is a photo of "the bank shot", just as it hit the rail and was about to bounce off of the rail. I drew a rectangular box approximately the same width as the object ball and centered the box on the side pocket.

Let the lashings begin until morale improves.

picture.php


JoeyA
 
I would phrase that:
Thanks for the video, John. It does look like it's curving. If you have time, please redo the shot so that the ball is coming nearly straight at the camera when it leaves the cushion. That will remove any doubt that some may still have.

I agree,and I will work on getting another one done,but my son just headed back to college,dang it!!! :p

My dehumidifier is not working so I think when I get it going again I can curve it even more than this one. My table is playing a little sticky right now as it is. John B.
 
Here's a more detailed version of Dave's pic. It can be clearly seen that the OB curves more than a ball offline, beginning its curve just before reaching the blocking OB.

As Dave says, the curve isn't needed to make this shot, but it obviously could help when the blocking ball is in the way.

I don't believe any special stroke or tip placement (or side spin) is needed for this effect. Just a firm enough bank on pretty clean cloth.

Thanks, John!

pj
chgo

View attachment 95655

No PJ,Thank you!!!:thumbup: JB
 
Get to practicing. Video or it didn't happen. Oh yeah, for clarity, please add a diagram like the 3 frames snipped you did on John's shot.

BTW, I agree that as John 's bank shot, it was not necessary to "bend" the path of the object ball in order to make it in the side pocket.

JoeyA


John,

Thanks for posting this. I snipped 3 frames of the video and carefully superimposed three OB position on the same photo. Here it is:

JB_bank_shot.jpg

It looks like you did get a small amount of post-rebound OB curve. It wasn't really necessary to avoid the obstacle ball, but it certainly is noticeable. As I promised, I will attempt to get similar action on my equipment (and if it doesn't work, I try some tables at the pool hall).

Thanks again,
Dave
 
The first 6 pics (beginning with the ball touching the rail) show the ball on the same straight line.

The ball curving so late must mean John's balls and/or cloth are very clean/slick.

pj
chgo

My table is playing dirty and humid. I'll curve it more the next time I do one. John B.
 
I was trying to tell by the way he lined up to the shot, but now that you mention it, the cue ball acts like he just put a lot of follow on it. Notice how it curves back to the 2nd rail like hai karate.

Good eye.If my table was not playing so sticky my cball would kill over there by the rail. John B.
 
The ball curving so late must mean John's balls and/or cloth are very clean/slick.

pj
chgo

Or it's jumping a little off the cushion and he hit it hard. Those can both also delay the curve.
Yes. In fact, I think you have to hit the shot pretty hard to make the ball curve late enough to see.

After Dave called for videos I recorded a few hard banks of my own (looking from the pocket toward the rail), but on my pretty old pool hall Simonis they curved way too early to see clearly - they did go short, but it's impossible to tell if it's just a sliding ball hitting sticky rail cloth or if it's (also) curving within the first few inches off the rail. I'll try to get to Chris's one day soon to try it on their newer cloth.

pj
chgo
 
John, first off congratulations once again for your win at the DCC. And as this video shows, there's not much you don't know about banking a ball into a pocket. Quick question, how much is having good pure stroke involved in this shot versus just applying the correct English and speed to the cue ball? Seems to me that was an awful lot of spin you transferred to the OB. :cool:

Thanks!
 
John, first off congratulations once again for your win at the DCC. And as this video shows, there's not much you don't know about banking a ball into a pocket. Quick question, how much is having good pure stroke involved in this shot versus just applying the correct English and speed to the cue ball? Seems to me that was an awful lot of spin you transferred to the OB. :cool:

Thanks!

It does take a good "stroking method". My new term I just now came up with,hehe. Thank you!!. JB
 
I going to give my 22 year old son a good whippin when he gets back home from college. JB

Not sure if it will help but I am uploading a video now with 4 shots with slow motion. It will be available here once it is rendered to youtube. Hard to tell if it is curving but the blocker is in the way, I know it is air born on a few shots.
One of the shots the blocker ball wiggles but the object ball still goes..
https://www.youtube.com/watch?v=aIy-L_V3XVo&feature=youtu.be
Mark
 
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