1. A percussion drill bit for percussive drilling in a formation, comprising:
(a) a bit head for percussive impact against the formation;
(b) at least a first plurality of first inserts and a second plurality of second inserts extending from the bit head;
(c) each of the first inserts having a first base portion that is not superhard mounted to the bit head and a first exposed portion extending from the bit head, the first exposed portion having a first profile and a first contact area;
(d) each of the second inserts having a second base portion mounted to the bit head and a second exposed portion extending from the bit head, each of the second exposed portions having a second profile that is appreciably different from the first profile and a second contact area that is appreciably different from the first contact area of the first exposed portion, at least some of the second exposed portions enhanced with a superhard material, wherein the bit head defines a first plurality of first cavities in which the first plurality of first inserts are disposed, and a second plurality of second cavities in which the second plurality of second inserts are disposed, wherein the depth of the second cavities is greater than the depth of the first cavities such that base planes of two adjacent cavities that are selected one each from the first cavities and the second cavities do not intercept in a bit section between the two adjacent cavities; and
(e) wherein the bit head has a periphery with a gage row having at least some of the second inserts located therein, and the gage row further comprises at least some of the first inserts.
2. The drill bit of claim 1 wherein the plurality of first exposed portions and the plurality of second exposed portions are generally the same geometric shape with one of the pluralities of first and second exposed contact area appreciably larger than the other.
3. The drill bit of claim 2 wherein the second exposed portions are proportionally larger than the first exposed portions.
4. The drill bit of claim 1 wherein the first exposed portions are generally hemispherical.
5. The drill bit of claim 4 wherein the second exposed portions are generally hemispherical and the radius of curvature of the second exposed portions is appreciably larger than the radius of curvature of the first exposed portions.
6. The drill bit of claim 1 wherein the first base portions and the second base portions are generally cylindrical and the diameter of the second base portions is larger than the diameter of the first base portions.
7. The drill bit of claim 6 wherein the diameter of the second base portions is larger than the diameter of the first base portions by at least 3 mm.
8. The drill bit of claim 6 wherein the diameter of the first base portions is about 19 mm.
9. The drill bit of claim 6 wherein the diameter of the second base portions is about 22 mm.
10. The drill bit of claim 6 wherein the diameter of the second base portions is about 15% larger than the diameter of the first base portions.
11. The drill bit of claim 6 wherein the area of the cross-section of the second base portions is at least about 97 sq. mm. larger than the area of the cross-section of the first base portions.
12. The drill bit of claim 1 wherein the first and second base portions are that portion of the first and second inserts that are gripped by the bit head and the first and second exposed portions are the remainder of the first and second inserts, the height of the second exposed portions along their insert axis longer than the height of the first exposed portions along their insert axis.
13. The drill bit of claim 1 wherein the standoff of the second inserts is larger than the standoff of the first inserts.
14. The drill bit of claim 1 wherein the second profiles are different from the first profiles such that the superhard material on the second exposed portions better resists failure than if the superhard material were on the first exposed portions.
15. The drill bit of claim 1 wherein the first exposed portions are enhanced with a superhard material.
16. The drill bit of claim 1 wherein the second exposed portions are enhanced by having a layer of the superhard material over at least a portion thereof.
17. The drill bit of claim 1 wherein the superhard material is comprised of polycrystalline diamond.
18. The drill bit of claim 1 wherein the gage row only contains second inserts.
19. The drill bit of claim 1 wherein some of the second inserts are located on the bit head radially inward of the gage row.
20. The drill bit of claim 1 wherein the second profiles are different from the first profiles such that the second inserts better resist irregular side impact loading than the first inserts.
21. The drill bit of claim 1 wherein the second profiles are different from the first profiles such that upon rotation of the bit during drilling, the second inserts advance across the formation with less resistance than the first inserts.
22. The drill bit of claim 5 wherein:
(a) at least some of the first and second exposed portions are enhanced with a superhard material having a thickness; and
(b) the ratio of the thickness to the radius of curvature of the second exposed portions is less than the ratio of the thickness to the radius of curvature of the first exposed portions.
23. The drill bit of claim 1, wherein the first inserts and second inserts are arranged to adjust a load in view of a gradient in a compressive strength of an earthen formation across a bottom hole pattern of the drill bit.
24. A percussion drill bit for percussion drilling in a formation, comprising:
a) a bit head for percussive impact against the formation;
b) at least a first plurality of first inserts and a second plurality of second inserts extending from the bit head;
c) each of the first inserts having a first base portion that is not superhard mounted to the bit head and a first exposed portion extending from the bit head, the first exposed portion having a first profile and a first contact area and generally having a radius of curvature;
d) each of the second inserts having a second base portion mounted to the bit head and a second exposed portion extending from the bit head, each of the second exposed portions having a second profile that is appreciably different from the first profile, generally having a radius of curvature and having a second contact area that is appreciably larger than the first contact area of the first exposed portion, at least some of the second exposed portions enhanced with a superhard material, wherein the bit head defines a first plurality of first cavities in which the first plurality of first inserts are disposed, and a second plurality of second cavities in which the second plurality of second inserts are disposed, wherein the depth of the second cavities is greater than the depth of the first cavities such that base planes of two adjacent cavities that are selected one each from the first cavities and the second cavities do not intercept in a bit section between the two adjacent cavities; and
e) wherein the bit head has a periphery with a gage row having at least some of the second inserts located therein, and the gage row further comprises at least some of the first inserts.
25. The drill bit of claim 24 wherein the first exposed portions are generally proportional to the second exposed portions.
26. The drill bit of claim 24 wherein the first exposed portion is generally hemispherical.
27. The drill bit of claim 26 wherein the second exposed portion is generally hemispherical.
28. The drill bit of claim 24 wherein the first base portion and the second base portion are generally cylindrical and the diameter of the second base portion is appreciably larger than the diameter of the first base portion.
29. The drill bit of claim 28 wherein the diameter of the second base portion is larger than the diameter of the first base portion by at least 3 mm.
30. The drill bit of claim 28 Wherein the diameter of the first base portion is about 19 mm.
31. The drill bit of claim 28 wherein the diameter of the second base portion is about 22 mm.
32. The drill bit of claim 28 wherein the diameter of the second base portion is about 15% larger than the diameter of the first base portion.
33. The drill bit of claim 28 wherein the area of the cross-section of the second base portion is at least about 97 sq. mm. larger than the area of the cross-section of the first base portion.
34. The drill bit of claim 24 wherein the first and second base portions are that portion of the first and second inserts that are gripped by the bit head and the first and second exposed portions are the remainder of the first and second inserts, the height of the second exposed portions along their insert axis longer than the height of the first exposed portions along their insert axis.
35. The drill bit of claim 24 wherein the standoff of the second inserts is larger than the standoff of the first inserts.
36. The drill bit of claim 24 wherein the radius of curvature of the second exposed portion is larger than the radius of curvature of the first exposed portions such that the superhard material on the second exposed portions better resists failure than if the superhard material were on the first exposed portions.
37. The drill bit of claim 24 wherein the first exposed portion is enhanced with a superhard material.
38. The drill bit of claim 24 wherein the second exposed portion is enhanced by having a layer of the superhard material over at least a portion thereof.
39. The drill bit of claim 24 wherein the superhard material is comprised of polycrystalline diamond.
40. The drill bit of claim 24 wherein the gage row only contains second inserts.
41. The drill bit of claim 24 wherein some of the second inserts are located on the bit head radially inward of the gage row.
42. The drill bit of claim 24 wherein the radius of curvature of the second exposed portions is larger than the radius of curvature of the first exposed portions such that the second inserts better resist irregular side impact loading than the first inserts.
43. The drill bit of claim 24 wherein the radius of curvature of the second exposed portions is larger than the radius of curvature of the first exposed portions such that upon rotation of the bit during drilling, the second inserts advance across the formation with less resistance than the first inserts.
44. The drill bit of claim 24 wherein:
(a) at least some of the first and second exposed portions are enhanced with a superhard material having a thickness; and
(b) the ratio of the thickness to the radius of curvature of the second exposed portions is less than the ratio of the thickness to the radius of curvature of the first exposed portions.
45. The drill bit of claim 24 wherein the first inserts and second inserts are arranged to adjust a load in view of a gradient in a compressive strength of an earthen formation across a bottom hole pattern of the drill bit.
46. A percussion drill bit for percussive drilling in a formation, comprising:
(a) a bit head for percussive impact against the formation;
(b) at least a first plurality of first inserts and a second plurality of second inserts extending from the bit head;
(c) each of the first inserts having a first base portion that is not superhard mounted to the bit head and a first exposed portion extending from the bit head, each of the first exposed portions having a first contact area and a first profile, and each of the first base portions being generally cylindrical with a diameter;
(d) each of the second inserts having a second base portion mounted to the bit head and a second exposed portion extending from the bit head, each of the second exposed portions having a second profile that is appreciably different than the first profile and having a second contact area that is appreciably larger than the first contact area, and each of the second base portions being generally cylindrical with a diameter that is appreciably larger than the diameter of the first base portion, at least some of the second exposed portions enhanced with a superhard material, wherein the bit head defines a first plurality of first cavities in which the first plurality of first inserts are disposed, and a second plurality of second cavities in which the second plurality of second inserts are disposed, wherein the depth of the second cavities is greater than the depth of the first cavities such that base planes of two adjacent cavities that are selected one each from the first cavities and the second cavities do not intercept in a bit section between the two adjacent cavities; and
e) wherein the bit head has a periphery with a gage row having at least some of the second inserts located therein, and the gage row further comprises at least some of the first inserts.
47. The drill bit of claim 46 wherein the first exposed portions are generally proportional to the second exposed portions.
48. The drill bit of claim 46 wherein the first exposed portions are generally hemispherical.
49. The drill bit of claim 48 wherein the second exposed portions are generally hemispherical.
50. The drill bit of claim 46 wherein the diameter of the second base portions is larger than the diameter of the first base portions by at least 3 mm.
51. The drill bit of claim 46 wherein the diameter of the first base portions is about 19 mm.
52. The drill bit of claim 50 wherein the diameter of the second base portions is about 22 mm.
53. The drill bit of claim 46 wherein the diameter of the second base portions is about 15% larger than the diameter of the first base portions.
54. The drill bit of claim 46 wherein the area of the cross-section of the second base portions is at least about 97 sq. mm. larger than the area of the cross-section of the first base portions.
55. The drill bit of claim 46 wherein the first and second base portions are that portion of the first and second inserts that are gripped by the bit head and the first and second exposed portions are the remainder of the first and second inserts, the height of the second exposed portions along their insert axis longer than the height of the first exposed portions along their insert axis.
56. The drill bit of claim 46 wherein the standoff of the second inserts is larger than the standoff of the first inserts.
57. The drill bit of claim 46 wherein the first exposed portions are enhanced with a superhard material.
58. The drill bit of claim 46 wherein the second exposed portions are enhanced by having a layer of the superhard material over at least a portion thereof.
59. The drill bit of claim 46 wherein the superhard material is polycrystalline diamond.
60. The drill bit of claim 46 wherein the gage row only contains second inserts.
61. The drill bit of claim 46 wherein some of the second inserts are located on the bit head radially inward of the gage row.
62. The drill bit of claim 46 wherein the first inserts and second inserts are arranged to adjust a load in view of a gradient in a compressive strength of an earthen formation across a bottom hole pattern of the drill bit.
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. Method for transporting containers (1),which present a support ring (16) comprising:
moving a plurality of containers (1) through at least one transfer area (2) in which the containers (1)are held by gripping elements (3, 3\u2032, 3\u2033) alternately on different sides of the support ring (16), the gripping elements (3, 3\u2032, 3\u2033) presenting the same direction of movement at least in the transfer area (2), wherein the gripping elements are moved in the area of a circular element (6) in the radial direction to a common rotation axis (A).
2. Method according to claim 1, and rotating the gripping elements (3, 3\u2032, 3\u2033), at least in the transfer area (2), about a common rotation axis (A) and in two parallel, superposed, planes (Uu, Uo), so that they overlap at least partially in a radial direction.
3. Method according to claim 1 and moving the containers (1), before the transfer into the transfer area (2), through at least a processing machine (4).
4. Method according to claim 1, wherein, in the transfer area (2), a gripping element pair (3, 3\u2033) is associated with each container (1).
5. Method according to claim 1, and receiving each of the containers (1), at the time of the transfer into the transfer area (2), by an upper or a lower gripping element of the gripping element pair (3, 3\u2033), depending on whether the containers (1) are to be held below or above the support ring (16) before the transfer to the transfer area (2), and the other gripping element (3, 3\u2033) of the gripping element pair (3, 3\u2033), at the time of the transfer into the transfer area (2), assuming a position which is radially internal in the direction of the common rotation axis (A).
6. Method according to claim 1, wherein, after the containers (1) have been transferred into the transfer area (2), causing a retracted one of the gripping elements (3, 3\u2033) to undergo a radial movement in the direction towards the associated container (1), and grip the latter at one of the mouth or neck area.
7. Method according to claim 1, wherein the gripping element (3, 3\u2033), which receives the associated container at the time of the transfer of the container (1) into the transfer area (2), undergoes a radial movement in the direction of the common rotation axis (A), and thus releases the container (1), so that it is now held only by a gripping element (3, 3\u2033).
8. Method according to claim 1, wherein the described movement course occurs during the transport of the container (1) through the transfer area (2).
9. Method according to claim 1, and controlling the movements of the gripping elements (3, 3\u2032, 3\u2033) by cam disks (5).
10. Method according to claim 1, and gripping each of the containers using a first gripping element (3\u2033) directly above or below on the support ring (16), while a second gripping element (3) grips the container (1) at the body or at the bottom.
11. Device for transporting containers (1), comprising a plurality of containers presenting one of a support ring (16) and a plurality of gripping elements (3, 3\u2032, 3\u2033) attached to endless circulating transport elements (18), the gripping elements (3, 3\u2033) being movable at least in sections, in pairs, in parallel planes (Uu, Uo) about a common rotation axis (A) wherein the gripping elements (3, 3\u2032, 3\u2033) are movable in the area of a circular element (6) in the radial direction to the common rotation axis (A), wherein the gripping elements (3, 3\u2033) of a pair are superposed, at least in the area of the circular element (6), in two parallel planes (Uu, Uo), so that they one of overlap at least partially or are aligned, and wherein the axial separation between superposed gripping elements (3, 3\u2033) has a size such that the gripping elements (3, 3\u2033) can contact above and below the support ring (16).
12. Device according to Claim 11, wherein the radial movement of the gripping elements (3, 3\u2032, 3\u2033) occurs by a control with cam disks (5).
13. Device according to claim 11, wherein characterized in that the gripping elements (3, 3\u2032, 3\u2033) are actively controllable.
14. Device according to claim 11, wherein the gripping elements (3, 3\u2032, 3\u2033) are designed so they can be actuated passively.
15. Device according to claim 11, wherein in each case, one gripping element (3, 3\u2032, 3\u2033) of the gripping element pair (3, 3\u2033) is passively controllable and one gripping element (3, 3\u2033) is actively controllable.
16. Device according to claim 11, wherein an endless transport element is movable on a circular track with a radius (R), while another endless transport element (18) is also movable on straight sections (B), and its track presents the same radius (R) only in sections when the rotation is about a common rotation axis (A).
17. Device according to claim 16, and processing units (8, 9, 11) located one of on or in the sections (B, C) of the track.
18. Device according to claim 17, wherein the processing units (8, 9, 11) are one of inspection machines for controlling the bottom, the side wall (9) and the mouth (11), laser labeling units (8), or container cooling units (17).
19. Device according to claim 17, wherein the processing units (8, 9, 11) are constructed in a modular way, and a transport section (T) can be one of elongated or shortened by the addition or removal of modules (M) with processing units (8, 9, 11).
20. Device for transporting containers (1) according to claim 17, wherein the gripping units are attached to endless circulating transport elements (18), and wherein the container cooling installation (17) is a bottom cooling unit.
21. Device according to claim 20, wherein the bottom cooling unit can be operated with air.
22. Device according to claim 20, wherein the bottom cooling unit is connected with the processing machine (4), so that it can be operated with recycling air from the processing machine (4).
23. Device according to claim 20, wherein each container (1) is associated in the container cooling installation (17) with at least one cooling element (21), which can be brought at least partially in one of engagement or disengagement with the bottom of the container (1).
24. Device according to claim 23, wherein the cooling element (21) comprises a bottom cup (22) through which a cooling medium flows, and whose shape matches approximately the contour of the bottom of the container (1).
25. Device according to claim 23, wherein a vacuum can be applied to the bottom cup (22).
26. Device according to claim 23, wherein nitrogen can be applied to the cooling element (21).
27. Device according to claim 23, wherein the cooling element (21) is designed in such a way that a liquid cooling medium can be applied there to, and at least the bottom of the container (1) can be immersed into the cooling medium.
28. Use of a device according to claim 11, in an installation for one of the manufacture, filling, labeling or closing of containers (1).
29. The method according to claim 3, wherein the processing machine is one of a rotation stretch molding machine or a filler.
30. Device according to claim 13, wherein the gripping elements (3, 3\u2032, 3\u2033) are actively controllable by one of cams or controllable adjustment elements.
31. Device according to claim 30, wherein the controllable adjustment devices are pneumatic cylinders.
32. Device according to claim 14, wherein the gripping elements (3, 3\u2032, 3\u2033) are actuated passively by spring force.