All The Claims

1. A method for cone beam computed tomography, the method comprising:
moving a digital radiation detector along at least a portion of a detector path, the at least a portion of the detector path extending so that the digital radiation detector is configured to move at least partially around a first extremity of a patient, the detector path having a distance D1 that is sufficiently long to allow the first extremity to be positioned within the detector path;
moving a radiation source along at least a portion of a source path outside the detector path, the source path having a distance D2 greater than the distance D1, the distance D2 being sufficiently long to allow adequate radiation exposure of the first extremity for an image capture by the digital radiation detector;
moving the radiation source at a source position along the source path in correspondence to a detector position for the detector along the detector path during the image capture; and
providing a first gap in the detector path.
2. The method according to claim 1, where the detector path, the detector, the source path and the radiation source are within a housing.
3. The method according to claim 1, comprising providing a second gap in the source path sized to allow a second, adjacent extremity to be positioned in the second gap during the image capture, the first gap having a circumferential length sufficient to allow the first extremity to pass through the first gap.
4. The method according to claim 1, further comprising a foot support that is adjustable for foot placement at an angular position that is horizontal, vertical, or at some angle that lies between horizontal and vertical, where the foot support is positioned operatively adjacent to the detector path.
5. The method according to claim 1, further comprising moving the source and detector along the first extremity or rotating the detector path and source path to a vertical or other angular orientation.
6. The method according to claim 1, further comprising revolving the source path and independently revolving the detector path, where the detector path can revolve to align the first gap with a second gap in the source path.
7. The method according to claim 6, where the first and second gaps each extend approximately 180 degrees plus the fan angle determined by radiation source and detector geometry and distance.
8. The method according to claim 1, where detector path and the source path are rigidly connected or movably connected.
9. An apparatus for cone beam computed tomography (CBCT), the apparatus comprising:
a digital radiation detector;
a first device to move the detector along at least a portion of a detector path, the at least a portion of the detector path extending so that the detector is configured to move at least partially around an imaging position of the CBCT apparatus, the detector path having a distance D1 that is sufficiently long to allow the imaging position of the CBCT apparatus to be positioned within the detector path;
a radiation source;
a second device to move the source along at least a portion of a source path outside the detector path, the source path having a distance D2 greater than the distance D1, the distance D2 being sufficiently long to allow adequate radiation exposure of the imaging position of the CBCT apparatus for an image capture by the detector; and
a first gap in the detector path.
10. The apparatus according to claim 9, where the detector path and the detector are within a first housing, and where the source path and the radiation source are within a second housing.
11. The apparatus according to claim 9, comprising a second gap in the source path sized to allow a second, adjacent extremity to be positioned in the second gap during the image capture, the first gap having a circumferential length sufficient to allow a first extremity of the patient to pass through the first gap into the imaging position of the CBCT apparatus.
12. The apparatus according to claim 9, wherein the first and second devices maintain the radiation source at a source position along the source path in correspondence to a detector position for the detector along the detector path during the image capture.
13. The apparatus according to claim 9, further comprising a foot support that is adjustable for foot placement at an angular position that is horizontal, vertical, or at some angle between horizontal and vertical, where the foot support is operatively adjacent the detector path.
14. The apparatus according to claim 9, further comprising a third device configured to move the source and detector along the first extremity and configured to rotate the detector path and source path to a vertical or other angular orientation.
15. The apparatus according to claim 9, where the first device is revolvable, where the second device is revolvable, and when the second device is revolved to one position a second gap in the source path is configured to align with the first gap.
16. The apparatus according to claim 15, where the first and second gaps each extend approximately 180 degrees plus the fan angle determined by radiation source and detector geometry and distance.
17. The apparatus according to claim 9, where the first device and the second device are the same device or the first device and the second device are movably connected.
18. The apparatus according to claim 9, comprising a second gap in the source path sized to allow a first extremity of the patient to pass through the second gap and a housing for the source path to correspond to the second gap, where the first gap has a circumferential length sufficient to allow the first extremity to pass through the first gap.
19. The apparatus according to claim 9, further comprising a third device configured to adjust the source and detector along the first extremity or to adjust the detector path and source path to a vertical or other angular orientation.

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 method for making a multi-piece vehicle interior trim panel, said method comprising:
providing a major panel having a major substrate, a sprayed urethane major skin layer disposed over at least a portion of the major substrate, and a layer of foam between the major substrate and the major skin layer, the major panel having a mounting portion having at least one mounting opening;
forming a minor panel, said minor panel being formed by:
providing a spray mold having a mold surface smaller than the outer surface of the major skin layer;
spraying polyurethane material proximate the mold surface to form a sprayed urethane minor skin layer having a height (H), an exterior surface, and an interior surface;
spraying a first portion of expandable polyurethane material onto the minor skin layer to form a first resilient layer;
placing a mounting substrate onto the first resilient layer; and
spraying a second portion of expandable polyurethane material onto the first resilient layer and the mounting substrate to form a second resilient layer;

removing the minor panel from the mold; and
securing the minor panel to the mounting portion of the major panel, wherein a package space (X) is disposed between the interior surface of the minor skin layer and the mounting portion of the major substrate, with at least one of (i) the height (H) of the minor skin being less than 12 mm and (ii) the package space (X) being less than 5 mm.
2. The method of claim 1 wherein the mounting substrate is placed onto the first resilient layer before the first resilient layer has substantially cured.
3. The method of claim 1 wherein the mounting substrate has at least one projection and wherein securing the minor panel to the major panel comprises inserting the projection through the mounting opening of the major panel and securing the projection to the major panel.
4. The method of claim 3 wherein the mounting substrate comprises a plate, the projection extending from the plate, the plate having at least one plate opening therein.
5. The method of claim 4 wherein spraying a second portion of expandable polyurethane material onto the first resilient layer and the mounting substrate comprises spraying the second portion onto the plate and through the plate opening.
6. The method of the claim 3 wherein the projection is heat-staked to the major panel portion.
7. The method of claim 4 wherein the resilient layers each have a density of 0.1 to 0.75 gcm3.
8. The method of claim 7 wherein the skin layer each have a density of 0.85 to 1.2 gcm3.
9. The method of claim 7 wherein the first resilient layer has an average thickness of 0.3-4.5 mm.
10. The method of claim 9 wherein the second resilient layer has an average thickness of 0.3 to 3 mm.
11. The method of claim 10 wherein the minor skin layer has a n average thickness of 0.3 to 8 mm.
12. The method of claim 11 wherein the plate has a thickness of 0.2 to 3 mm.
13. An automobile interior panel made by the method of claim 1.
14. An automobile instrument panel made by the method of claim 1.
15. A method for making a multi-piece vehicle interior trim panel, said method comprising:
providing a major panel having a major substrate and major skin layer disposed over at least a portion of the major substrate, the major substrate having a mounting portion;
forming a minor panel, said minor panel being formed by:
spraying polyurethane material proximate a mold surface to form a sprayed urethane minor skin layer having a height (H);
placing a mounting substrate proximate the minor skin layer; and
spraying expandable polyurethane material over the mounting substrate to form a resilient layer to secure the mounting substrate to the minor skin layer; and
securing the minor panel to the mounting portion of the major panel, wherein a package space (X) is present between the minor skin layer and the mounting portion, with at least one of the height (H) being less than 12 mm or the package space (X) being less than 5 mm.
16. The method of claim 15 wherein the mounting substrate has at least one projection and wherein securing the minor panel to the major panel comprises securing the projection to mounting portion of the major panel.
17. The method of claim 15 wherein the minor skin layer has an average thickness of 0.3 to 8 mm.
18. The method of claim 15 wherein the resilient layers each have a density of 0.1 to 0.75 gcm3.
19. The method of claim 18 wherein the skin layer each have a density of 0.85 to 1.2 gcm3.
20. A method for making a multi-piece vehicle interior trim panel, said method comprising:
providing a major panel having a major substrate and sprayed urethane major skin layer disposed over at least a portion of the major substrate, the major panel having at least one mounting opening;
forming a minor panel, said minor panel being formed by:
providing a spray mold having a mold surface smaller than the outer surface of the major skin layer;
spraying polyurethane material proximate the mold surface to form a polyurethane skin layer;
spraying a first portion of expandable polyurethane material onto the skin layer to form a first resilient layer;
placing a mounting substrate proximate the first resilient layer; and
spraying a second portion of expandable polyurethane material onto the first resilient layer and the mounting substrate to form a second resilient layer; and

securing the minor panel to the major panel.

1. A tree pruner comprising:
a handle mounted with a first pulley;
a stationary cutting blade mounted on the handle and provided with a transmission teeth portion;
a driving bar mounted with a second pulley and provided with a driving teeth portion engaged with the transmission teeth portion, and a positioning portion;
a pull cord connected with the handle and running over the first pulley and the second pulley such that the pull cord is pullable to move the driving bar;
a spring member having one end fastened to the stationary cutting blade and the other end fastened to the driving bar;
a movable cutting blade pivotally mounted on the stationary cutting blade and the driving bar and moveable relative to the stationary cutting blade by the driving bar; and
a positioning member pivotally mounted on the stationary cutting blade and pivotable between a first position where the positioning member is engaged with the positioning portion of the driving bar to lock the driving bar such that the driving bar can not drive the moveable cutting blade to move relative to the stationary cutting blade and a second position where the positioning member is disengaged with the positioning portion of the driving bar such that the driving bar is moveable to drive the moveable cutting blade to move relative to the stationary cutting blade.
2. The tree pruner as claimed in claim 1, wherein the positioning portion is a protrusion, and the positioning member has a hook engageable with the protrusion when the positioning member is located at the first position.
3. The tree pruner as claimed in claim 2, wherein the positioning member has a tab pushable by the user to move the positioning member between the first position and the second position.

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. An apparatus for the installation and removal of curved screen elements in a mechanical shaker, comprising:
a screen bed, which houses at least one pneumatic control device;
a carrier frame, which sits on said screen bed, and where said curved screen elements are supported;
a plurality of hold down bars; and
a carrier frame mounting bracket assembly, which is connected to said hold down bars and said pneumatic control device, where said pneumatic control device vertically positions said hold down bars;
wherein said carrier frame comprises a plurality of curved supports each having a valley between two peaks and supporting one of said curved screen elements;
wherein each of said curved supports shares at least one peak with another of said curved supports; and
wherein there is one of said hold down bars slidingly disposed through said carrier frame at each of said shared peaks.
2. The apparatus of claim 1, wherein said carrier frame further comprises a plurality of hold down bar guides, wherein one of said hold down bar guides is attached at each of said shared peaks, and wherein each of said guides comprises a curved shape having a valley with an opening in said guide valley configured so that a portion of one of said hold down bars can slidingly move through said opening and remain connected with said carrier frame mounting bracket assembly during said vertical positioning.
3. The apparatus of claim 2, wherein said pneumatic control device is configured to move said hold down bars upward to a first position that does not resist the sliding movement of said screen elements into or away from said carrier frame, and downward to a second position that resists movement of said screen elements from said carrier frame and which clamps said carrier frame with said screen bed.
4. The apparatus of claim 3, wherein each of said hold down bars has two opposing ledges and each of said ledges is configured to clamp an edge of one of said screen elements against said carrier frame when said hold down bars are in said second position.
5. The apparatus of claim 4, wherein each of said hold down bars comprises two connected metal plates and each of said plates has one of said ledges.
6. An apparatus for the installation and removal of screen elements in a mechanical shaker, comprising:
curved screen elements;
a mounting bracket assembly;
a carrier frame, which sits on a screen bed and over the mounting bracket assembly and which supports the curved screen elements;
a plurality of hold down bars which are slid through the carrier frame and attached to the mounting bracket assembly;
a plurality of hold down bar guides each having a valley with a first opening;
a pneumatic cylinder having a piston,
the mounting bracket assembly being connected to the piston of the pneumatic cylinder; and
the hold down bars being configured to be pneumatically moved upward and downward through the carrier frame;
wherein said carrier frame comprises a plurality of curved supports each having a valley between two peaks and supporting one of said curved screen elements;
wherein each of said curved supports shares at least one peak with another of said curved supports;
wherein there is one of said hold down bar guides positioned at each of said shared peaks; and
wherein there is one of said hold down bars slidingly disposed through said first opening of each of said hold down bar guides.
7. The apparatus of claim 6, wherein said hold down bars are configured to be pneumatically moved between a downward position that resists movement of said screen elements away from said carrier frame, and an upward position that does not resist the sliding movement of said screen elements into or away from said carrier frame.
8. The apparatus of claim 7, wherein each of said hold down bars has two ledges and each of said ledges is configured to clamp an edge of one of said screen elements to said carrier frame when said hold down bar is in said downward position.
9. The apparatus of claim 8, wherein each of said hold down bars comprises two connected metal plates and each of said plates has one of said ledges.
10. The apparatus of claim 9, wherein each of said hold down bar guides has a second opening, and wherein there is one of said hold down bars slidingly disposed through said first opening and said second opening of each of said hold down bar guides.
11. The apparatus of claim 10, wherein said piston is configured to be pneumatically moved upward to move said mounting bracket assembly upward, and wherein said piston is configured to be pneumatically moved downward to move said mounting bracket assembly downward.
12. A method for the installation and removal of curved screen elements in a mechanical shaker, comprising the steps of:
pneumatically moving a plurality of hold down bars up through openings in a carrier frame in said shaker to a first position that does not resist the sliding movement of said curved screen elements into or away from said carrier frame; and
pneumatically moving said hold down bars down through said openings to a second position that resists the sliding movement of said curved screen elements into or away from said carrier frame,
wherein said carrier frame comprises a plurality of curved supports each having a valley between two peaks and configured to support one of said curved screen elements,
wherein each of said curved supports shares at least one peak with another of said curved supports, and
wherein there is one of said hold down bars slidingly disposed through said carrier frame at each of said shared peaks.
13. The method of claim 12, further comprising the steps of:
sliding said screen elements on said curved supports when said hold down bars are in said first position;
clamping said screen elements to said carrier frame with ledges on said hold down bars when said hold down bars are in said second position; and
locking said carrier frame with a screen bed with said ledges on said hold down bars when said hold down bars are in said second position.
14. The method of claim 13, further comprising the steps of:
shaking said screen elements with said mechanical shaker after the step of clamping;
moving said hold down bars to said first position after the step of shaking; and
sliding said screen elements away from said carrier frame.
15. The method of claim 14, further comprising the steps of:
pneumatically moving a piston upward to move said hold down bars to said first position; and
pneumatically moving said piston downward to move said hold down bars to said second position.
16. The method of claim 15, wherein said carrier frame has a plurality of hold down bar guides each having a \u201cU\u201d shape with a valley having an opening, wherein there is one of said hold down bar guides attached at each of said shared peaks, and wherein each of said openings has one of said hold down bars slidingly positioned therein.
17. The method of claim 16, wherein each of said hold down bars has two opposing ledges and each of said ledges is configured to clamp an edge of one of said screen elements against said carrier frame when said hold down bar is in said second position.
18. The method of claim 17, wherein each of said hold down bars comprises two connected metal plates and each of said plates has one of said ledges.
19. The apparatus of claim 18, wherein each of said hold down bar guides has two openings, and wherein there is one of said hold down bars slidingly disposed through said two openings of each of said hold down bar guides.