Weight Shifts, Additions and Removals

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Lesson 4.2
Weight Shifts, Additions and Removals
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CLASS TOPICS
1. Vertical Weight Shifts2. Vertical Weight
Additions/Removals3. Sine Correction4.
Horizontal Weight Shifts5. Horiz Weight
Additions / Removals6. Cosine Correction7.
Example Problem
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Vertical Weight Shifts
GG1 KG1 - KGo
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KG1 (Wo x KGo) (w x kg)
Wf
WHEREw Weight Shifted
kg Distance Shifted
Wo Original Displacement
KGo Original Height of G
Wf Final Displacement
if shift up/- if shift down
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25 T
Wo 2000 T
6
45T
Wo 3400 T
8 FT
33 FT
15.5 FT
17T
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WHEREw12 Weights Shifted
kg12 Distances Shifted
Wo Original Displacement
KGo Original Height of G
Wf Final Displacement
if shift up/- if shift down
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CLASS TOPICS
1. Vertical Weight Shifts2. Vertical Weight
Additions/Removals3. Sine Correction4.
Horizontal Weight Shifts5. Horizontal Weight
Additions/Removals6. Cosine Correction7.
Example Problem
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Vertical Weight Additions
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Vertical Weight Additions
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WHERE
KGo Original Height of G
Wo Original Displacement
if addition/- if removal
w Weight Added/Removed
kg Distance Keel to "g" of wt
Wf Final Displacement
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CLASS TOPICS
1. Vertical Weight Shifts2. Vertical Weight
Additions/Removals3. Sine Correction4.
Horizontal Weight Shifts5. Horizontal Weight
Additions/Removals6. Cosine Correction7.
Example Problem
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CL
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WHERE
OPP GT
HYP GG1
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KG1 19.8 FT
Sin 0 0Sin 30 0.5Sin 90 1.0
GT0 .8FT x 0 0 FT
GT30 .8FT x .5 .4 FT
GT90 .8FT x 1 .8 FT
X
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CLASS TOPICS
1. Vertical Weight Shifts2. Vertical Weight
Additions/Removals3. Sine Correction4.
Horizontal Weight Shifts5. Horizontal Weight
Additions/Removals6. Cosine Correction7.
Example Problem
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Horizontal Weight Shifts
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WHEREw Weight Shifted
d Distance shifted
Wf Final Displacement
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Horizontal Weight Shifts
Wo 3000 T
34 T
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CLASS TOPICS
1. Vertical Weight Shifts2. Vertical Weight
Additions/Removals3. Sine Correction4.
Horizontal Weight Shifts5. Horizontal Weight
Additions/Removals6. Cosine Correction7.
Example Problem
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Horizontal Weight Additions and Removals
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WHEREw Weight Added or Removed
d Distance Added/Removed from Centerline
Wf Final Displacement
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Horizontal Weight Additions and Removals
50 T
Wo 4500 T
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CLASS TOPICS
1. Vertical Weight Shifts2. Vertical Weight
Additions/Removals3. Sine Correction4.
Horizontal Weight Shifts5. Horizontal Weight
Additions/Removals6. Cosine Correction7.
Example Problem
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Cosine Correction
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WHERE
ADJ GP
HYP GG2
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KG1 19.0 FT
GG2 .9 FT
Cos 0 1.0Cos 60 0.5Cos 90 0
GP0 .9FT x 1 0.9 FT
GP60 .9FT x .5 .45 FT
GT90 .9FT x 0 0 FT
X
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CLASS TOPICS
1. Vertical Weight Shifts2. Vertical Weight
Additions/Removals3. Sine Correction4.
Horizontal Weight Shifts5. Horizontal Weight
Additions/Removals6. Cosine Correction7.
Example Problem