1. A bucket assembly for a machine, comprising:
a bucket configured to be coupled to a linkage assembly of the machine, the bucket having a top section, a bottom section, and a curved middle section; and
a kinematic reaction point about which the bucket is configured to rotate, wherein a loadability index of the bucket is between approximately 0.95 and 1.05, the loadability index being a ratio of a distance between the kinematic reaction point and a tip of the bottom section and a distance between the kinematic reaction point and a tip of the top section.
2. The bucket assembly of claim 1, wherein the tip of the bottom section is a part of the bottom section furthest away from the kinematic reaction point.
3. The bucket assembly of claim 1, wherein the tip of the top section is a part of the top section furthest away from the kinematic reaction point.
4. The bucket assembly of claim 1, wherein a bottom surface of at least a portion of the bottom section defines a cutting edge plane.
5. The bucket assembly of claim 4, wherein an angle between a plane perpendicular to the cutting edge plane and a plane extending between the tip of the bottom section and the tip of the top section is equal to a value (\u03b1) between approximately 17.8\xb0 and 23.8\xb0.
6. The bucket assembly of claim 4, wherein an angle between a plane formed by the top section and the cutting edge plane is equal to a value (\u03b2) between approximately 23.0\xb0 and 29.0\xb0.
7. The bucket assembly of claim 4, wherein an angle between a plane perpendicular to the cutting edge plane and a plane extending between the tip of the bottom section and the tip of the top section is equal to a value (\u03b1) between approximately 22.0\xb0 and 28.0\xb0.
8. The bucket assembly of claim 4, wherein an male between a plane formed by the top section and the cutting edge plane is equal to a value (\u03b2) between approximately 47.0\xb0 and 53.0\xb0.
9. The bucket assembly of claim 4, wherein an angle between a plane perpendicular to the cutting edge plane and a plane extending between the tip of the bottom section and the tip of the top section is equal to a value (\u03b1) between approximately 18.5\xb0 and 24.5\xb0.
10. The bucket assembly of claim 4, wherein an angle between a plane formed by the top section and the cutting edge plane is equal to a value (\u03b2) between approximately 44.0\xb0 and 50.0\xb0.
11. A mobile machine, comprising:
a linkage assembly configured to rotate a bucket about a kinematic reaction point; and
the bucket including,
a top section, a bottom section, and a middle section, wherein a ratio of a distance between the kinematic reaction point and a tip of the bottom section and a distance between the kinematic reaction point and a tip of the top section has a value between approximately 0.95 and 1.05, and Wherein at least a portion of the bottom section defines a cutting edge plane, and
a first angle between a plane perpendicular to the cutting edge plane and a plane extending between the tip of the bottom section and the tip of the top section being equal to a value (\u03b1) between approximately 17.8\xb0 and 23.8\xb0.
12. The mobile machine of claim 11, wherein a second angle between a plane formed by the top section and the cutting edge plane is equal to a value (\u03b2) between approximately 23.0\xb0 and 29.0\xb0.
13. The mobile machine of claim 11, wherein the tip of the bottom section is a part of the bottom section furthest away from the kinematic reaction point.
14. The mobile machine of claim 11, wherein the tip of the top section is a part of the top section furthest away from the kinematic reaction point.
15. The mobile machine of claim 11, wherein the bottom section includes a cutting edge, a bottom surface of the cutting edge forms the cutting edge plane, and a tip of the cutting edge forms the tip of the bottom section.
16. The mobile machine of claim 11, wherein at least a portion of the middle section is curved and a radius of curvature of the curved portion is approximately 490 mm.
17. A method of making a bucket assembly for a machine, comprising:
providing a bucket having a top section attached to a bottom section through a curved middle section; and
providing a kinematic reaction point for the bucket, the kinematic reaction point being a location about which the bucket is configured to rotate, wherein a ratio of a distance between the kinematic reaction point and a tip of the bottom section and a distance between the kinematic reaction point and a tip of the top section is between approximately 0.95 and 1.05.
18. The method of claim 17, wherein providing a bucket includes defining a cutting edge on at least a portion of the bottom section such that a first angle between a plane perpendicular to the cutting edge and a plane extending between the tip of the bottom section and the tip of the top section is equal to a value (\u03b1) between approximately 18.5\xb0 and 24.5\xb0.
19. The method of claim 18, wherein providing a bucket further includes providing a second angle between a plane formed by the top section and a plane of the cutting edge, the second angle having a value (\u03b2) between approximately 44.0\xb0 and 50.0\xb0.
20. The method of claim 17, further including coupling the bucket assembly to a linkage assembly of a mobile machine.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A thermoplastic adhesion promoter concentrate for thermal bonding the surfaces of two dissimilar substrates comprising a pentaerythritol ester of rosin or polymerized rosin incorporated in a functionalized ethylene copolymer.
2. The adhesion promoter of claim 1 further comprising at least one additional olefinic polymer.
3. The adhesion promoter of claim 1 wherein the concentration of pentaerythritol ester of rosin or polymerized rosin is about 1% (ww) to about 99% (ww)
4. The adhesion promoter of claim 3 wherein the concentration of pentaerythritol is about 30% (ww) to about 50% (ww).
5. The adhesion promoter of claim 1 wherein the copolymer is ethylene methylacrylate.
6. The adhesion promoter of claim 5 wherein the concentration of ethylene methylacrylate is about 1 % (ww) to about 99% (ww).
7. The adhesion promoter of claim 6 wherein the concentration of ethylene methylacrylate is about 50% (ww) to about 70% (ww).
8. The adhesion promoter of claim 1 wherein the substrates are selected from the group consisting of metal, paper and polymer composition.
9. The adhesion promoter of claim 8 wherein the metal is aluminum.
10. The adhesion promoter of claim 8 wherein the polymer composition is polyethylene.
11. Use of the adhesion promoter of claim 1 for thermal bonding dissimilar substrates.
12. The use of claim 11 wherein the thermal bonding is selected from the group consisting of mono or multilayer extrusion coating and extrusion lamination, mono or multilayer blown and cast films.
13. The use of claim 11 wherein the substrates are thermally bonded at a thermal bonding temperature of between about 260\xb0 F. (127\xb0 C.) and about 400\xb0 F. (204\xb0 C.).
14. The use of claim 13 wherein the thermal bonding temperature is about 360\xb0 F. (182\xb0 C.).
15. The use of claim 11 wherein the substrates are selected from the group consisting of metal, paper and polymer composition.
16. The use of claim 15 wherein the metal is aluminum.
17. The use of claim 15 wherein the polymer composition is polyethylene.
18. A film comprising a first layer bonded to a second layer with the adhesion promoter of claim 1.
19. The film of claim 18 wherein said first and second layers are dissimilar.
20. The film of claim 18 wherein said first and second layers are each selected from the group consisting of metal, paper and a polymer composition.
21. A first substrate bonded to a second substrate with the adhesion promoter of claim 1.