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accommodations
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It's important to be able to accommodate. One of my students is a double amputee from above the knees. I would say that's not the best case scenario for golf. But, other than looking a little stiff, you'd never know. I've seen him hit it about 240 with a driver. My goal for him is 100% of his potential. It's not to lament over his "limitations". |
The High and Mighty
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do you have to see it?
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Yodas Luke
I think of the word "abilities" and "limitations" being equivalent from a biomechanical perspective - because I don't harbor any emotional feelings about any golfer's limited biomechanical abilities. I am totally neutral, and I simply try and understand how to best optimize a golfer's golf swing biomechanics/mechanics/physics for his "given" set of biomechanical abilities (limitations). Jeff. |
Yodas Luke
You wrote-: "I cannot see the fingers of the pianist playing Mozart that misses a key, but I can hear it. Must everything been seen to know?" I think that's a weak argument. You are using your auditory sense organ to assess the accuracy of a pianist's note-playing. That's appropriate because you are using the appropriate sense organ to sense sound waves. However, if you want to assess whether the pianist's fingers are moving in space properly, then you must use the appropriate sense organ - the visual sense organ (or its appropriate surrogate substitute, a high speed swing video camera). If the clubshaft hosel is actually moving around the clubhead sweetspot in space during the golf swing, then surely it must be visually-apparent. Jeff. |
Occam's Razor...
if you took a strip of sheet metal say 1 inch wide by 6 inch long and wrapped it around the end of the dowel and attached it to a weight, it's stiffness would prevent it from "releasing" in the plane of the golfswing while still allowing to rotate out of the plane of the swing (provided it doesn't bind up) if indeed it were subjected to a force that caused it to want to rotate out of the plane of the swing. I submit there is no force that causes it to want to rotate out of the plane of the swing.
Generally speaking.. Any object (a shaft for instance) will naturally want to rotate about an axis defined by its angular momentum vector. But all real objects are constrained to rotate about random axis which due to manufacturing tolerances is never aligned with the angular momentum. This unavoidable misalignment between angular momentum vector and axis of rotation causes imbalance forces. (Lathe imbalance for instance). But this has nothing to do with the face of a golf club opening and closing. What we have with a golf club is the CG of each element of its contruction (head and shaft) wanting to find their way ONTO the plane of rotation (not off of) the plane of rotation. But... the club head being attached to the hossel is forced to rotate off plane (against its natural inclination) as the golfer's hands cause the shaft to rotate about its longitudinal axis. Quote:
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teaching
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nmgolfer
You wrote-: "f you took a strip of sheet metal say 1 inch wide by 6 inch long and wrapped it around the end of the dowel and attached it to a weight, it's stiffness would prevent it from "releasing" in the plane of the golfswing while still allowing to rotate out of the plane of the swing (provided it doesn't bind up) if indeed it were subjected to a force that caused it to want to rotate out of the plane of the swing. I submit there is no force that causes it to want to rotate out of the plane of the swing." You state that there is no force that would cause the clubhead to rotate out of the plane of the swing. That would be true if the hands propelling the dowel stick didn't rotate the dowel stick about its own axis while the dowel stick is being moved in a rounded arc. However, the left hand holding the dowelstick may swivel counterclockwise while the left hand is moving the dowel stick in a rounded arc. Wouldn't that cause the clubhead to change its position relative to the clubshaft, and wouldn't that change in position of the COG of the clubhead cause it to rotate even more - because the COG of the clubhead has shifted in space relative to the overall orbit of the dowel stick's hosel? I am thinking of a similar argument to your argument about the release phenomenon - where the club acquires angular velocity because the hand directional pull is not in-line with the COG of the club. Jeff. |
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Ted will also never tell you that he ran track in college and did not start the game until his senior year. I did not even know Ted and we went to the same school and ate at the same Athletic facility. So since we both left college I would say that he has done quite well for himself as a teacher and a player, especially since I only had almost 20 years experience on him. I think Ted would agree that he is no where close to the Physical shape he was in during his college years. Yet because he knows a more efficient way of swinging (or in Ted's case hitting) a golf ball, he has gotten longer with age and with less "physical abilities". Ted and Lynn are both far to nice to ever tell someone exactly how they feel. You really have to push Ted's buttons to get him riled up. I think you may be close to doing just that. So let me save you some time and effort by telling you to back off and stay on task. I have read this thread and feel that Jeff and yourself derive much pleasure from arguing worthless points. There is probably a reason why Jeff is not allowed to post on any other area of this site, or any other site for that matter. This site is for all golfers to learn about how to play better golf, not to allow Jeff to ask bizarre questions and then argue the answers given. I suggest you and Jeff get together and create your own site and stay off this one. I for one would enjoy being a part of it more. Golfgnome |
Golfgnome
You wrote-: "I suggest you and Jeff get together and create your own site and stay off this one. I for one would enjoy being a part of it more." I can appreciate the fact that you don't enjoy my posts and that you don't find them instructive. However, I cannot understand why you would enjoy LBG's website more if this "Golf by Jeff" forum didn't exist. You are not compelled to visit this forum section of Yoda's website if it disturbs your mental state of equanimity. Why must a poster's opinions conform to your personal need to avoid mental/emotional disccomfort? Why don't you just avoid reading their opinions? Jeff. |
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