1. A runnerless nozzle, comprising:
a nozzle body defining an upstream channel;
a downstream bracing portion having a lateral bore and including a recess;
a nozzle tip extending laterally through the lateral bore of the bracing portion, the nozzle tip having a sealing surface for engaging a gate component that defines a mold gate; and
a securing component separate from the nozzle body and disposed in the recess of the bracing portion to hold the nozzle tip against the bracing portion;
wherein at least one of the bracing portion and the securing component defines a lateral channel in communication with the upstream channel for delivering molding material to the nozzle tip; and
wherein at least one of the bracing portion and the securing component is slidably coupled to the nozzle body.
2. The runnerless nozzle of claim 1, wherein the securing component contacts an upstream surface of the nozzle tip to engage a downstream shoulder of the nozzle tip with a shoulder of the bracing portion.
3. The runnerless nozzle of claim 2, wherein the upstream surface of the nozzle tip is angled and the securing component has an angled surface that contacts the angled upstream surface of the nozzle tip.
4. The runnerless nozzle of claim 2, wherein the shoulder of the nozzle tip and the shoulder of the bracing portion are stepped shoulders.
5. The runnerless nozzle of claim 1, wherein the securing component contacts an upstream surface of the nozzle tip to press a downstream shoulder of the nozzle tip against a spring seated on a shoulder of the bracing portion.
6. The runnerless nozzle of claim 1, wherein bracing portion is a separate component from the nozzle body, the runnerless nozzle further comprising a nozzle link slidably connecting the nozzle body to the securing component.
7. The runnerless nozzle of claim 1, wherein the securing component is connected to the bracing portion by a fastener.
8. The runnerless nozzle of claim 1, wherein one or more nozzle tips extend through a plurality of lateral bores of the bracing portion, and a plurality of lateral channels are in communication with the upstream channel for delivering molding material to the one or more nozzle tips.
9. The runnerless nozzle of claim 8, further comprising a flow blocker that blocks one of the lateral channels.
10. The runnerless nozzle of claim 9, wherein the flow blocker comprises a blind tip extending through the bore associated with the one of the lateral channels.
11. The runnerless nozzle of claim 9, wherein the flow blocker comprises a blind insert disposed in the one of the lateral channels.
12. The runnerless nozzle of claim 1, wherein the sealing surface is a circumferential sealing surface of the nozzle tip for mating with a surface of a bore in the gate component.
13. The runnerless nozzle of claim 1, wherein the nozzle tip has a separate sealing component that defines the sealing surface.
14. The runnerless nozzle of claim 1, wherein the bracing portion is integral with the nozzle body.
15. The runnerless nozzle of claim 1, wherein one of the bracing portion and the securing component has a heater.
16. The runnerless nozzle of claim 15, wherein the other of the bracing portion and the securing component has a heater.
17. The runnerless nozzle of claim 16, wherein the heaters are connected.
18. An injection molding apparatus, comprising:
a plate assembly;
a sprue bushing;
a manifold defining a manifold channel, the manifold connected to the plate assembly and the sprue bushing; and
a nozzle connected to the manifold, including:
a nozzle body defining an upstream channel;
a downstream bracing portion having a plurality of lateral bores and a recess;
a plurality of nozzle tips extending laterally through the lateral bores of the bracing portion, each nozzle tip having a sealing surface for engaging a gate component that defines a mold gate; and
a securing component separate from the nozzle body and disposed in the recess of the bracing portion to hold the nozzle tips against the bracing portion;
wherein at least one of the bracing portion and the securing component defines lateral channels in communication with the upstream channel for delivering molding material to the nozzle tips; and
wherein at least one of the bracing portion and the securing component is slidably coupled to the nozzle body.
19. The injection molding apparatus of claim 18, wherein the sealing surface is a circumferential sealing surface of the nozzle tip for mating with a surface of a bore in the gate component.
20. The injection molding apparatus of claim 18, wherein the nozzle tip has a separate sealing component that defines the sealing surface.
21. The injection molding apparatus of claim 18, further comprising a nozzle link connecting the at least one of the bracing portion and securing component to the nozzle body.
22. The injection molding apparatus of claim 18, wherein a portion of the securing component extends through the bracing portion and is slidably coupled to the nozzle body.
23. The injection molding apparatus of claim 22, further comprising a nozzle link slidably connecting the portion of the securing component extending through the bracing portion to the nozzle body.
24. The runnerless nozzle of claim 1, wherein a portion of the securing component extends through the bracing portion and is slidably coupled to the nozzle body.
25. The runnerless nozzle of claim 24, further comprising a nozzle link slidably connecting the portion of the securing component extending through the bracing portion to the nozzle body.
26. An injection molding apparatus, comprising:
a plate assembly;
a sprue bushing;
a manifold defining a manifold channel, the manifold connected to the plate assembly and the sprue bushing; and
a nozzle connected to the manifold, including:
an upstream nozzle body defining an upstream channel, and
a downstream nozzle portion slidably connected to the upstream nozzle body, the downstream nozzle portion including a bracing portion having a plurality of lateral bores and a recess, a plurality of nozzle tips extending laterally through the lateral bores of the bracing portion, each nozzle tip having a sealing surface for engaging a gate component that defines a mold gate, and a securing component disposed in the recess of the bracing portion to hold the nozzle tips against the bracing portion,
wherein at least one of the bracing portion and the securing component defines lateral channels in communication with the upstream channel for delivering molding material to the nozzle tips
a cavity plate located downstream of the downstream nozzle portion; and
a locater disposed between the securing component and the cavity plate to locate the downstream nozzle portion with respect to the cavity plate.
27. The injection molding apparatus of claim 26, wherein at least one of the bracing portion and the securing component is slidably coupled to the nozzle body.
28. The injection molding apparatus of claim 27, further comprising a nozzle link slidably coupling the at least one of the bracing portion and the securing component to the upstream nozzle body.
29. The injection molding apparatus of claim 27, wherein a portion of the securing component extends through the bracing portion and is slidably coupled to the upstream nozzle body.
30. The injection molding apparatus of claim 29, further comprising a nozzle link slidably connecting the portion of the securing component extending through the bracing portion to the upstream nozzle body.
The claims below are in addition to those above.
All refrences to claims which appear below refer to the numbering after this setence.
What is claimed is:
1. A graphical user interface for performing color correction, comprising:
an interface that displays, on a background image, a user modifiable function curve that maps input values for a color component of a pixel on a first axis to output values for the color component for the pixel on a second axis, wherein pixels of the background image are the colors of output pixels having output values for the color component corresponding to an input value for the color component from an input pixel of a selected color; and
means for processing modifications made to the function curve to define a color correction operation.
2. The graphical user interface of claim 1, wherein the selected color is gray.
3. The graphical user interface of claim 1, wherein the interface displays a plurality of function curves, including a first function curve for a red component, a second function curve for a blue component, and a third function curve for a green component.
4. The graphical user interface of claim 3, wherein each function curve is displayed in a rectangular display region having the first axis displayed horizontally and the second axis displayed vertically.
5. The graphical user interface of claim 1, wherein the function curve is displayed in a rectangular display region having the first axis displayed horizontally and the second axis displayed vertically.
6. A computer program product, comprising:
a computer readable medium;
computer program instructions stored on the computer readable medium that, when executed by a computer, instruct the computer to implement a graphical user interface for performing color correction, comprising an interface that displays, on a background image, a user modifiable function curve that maps input values for a color component of a pixel on a first axis to output values for the color component for the pixel on a second axis, wherein pixels of the background image are the colors of output pixels having output values for the color component corresponding to an input value for the color component from an input pixel of a selected color.
7. The computer program product of claim 6, wherein the selected color is gray.
8. The computer program product of claim 6, wherein the interface displays a plurality of function curves, including a first function curve for a red component, a second function curve for a blue component, and a third function curve for a green component.
9. The computer program product of claim 8, wherein each function curve is displayed in a rectangular display region having the first axis displayed horizontally and the second axis displayed vertically.
10. The computer program product of claim 6, wherein the function curve is displayed in a rectangular display region having the first axis displayed horizontally and the second axis displayed vertically.
11. A method for providing a graphical user interface for performing color correction, comprising:
displaying, on a background image, a user modifiable function curve that maps input values for a color component of a pixel on a first axis to output values for the color component for the pixel on a second axis, wherein pixels of the background image are the colors of output pixels having output values for the color component corresponding to an input value for the color component from an input pixel of a selected color; and
processing modifications made to the function curve to define a color correction operation.
12. The method of claim 11, wherein the selected color is gray.
13. The method of claim 11, wherein displaying comprises displaying a plurality of function curves, including a first function curve for a red component, a second function curve for a blue component, and a third function curve for a green component.
14. The method of claim 13, wherein each function curve is displayed in a rectangular display region having the first axis displayed horizontally and the second axis displayed vertically.
15. The method of claim 11, wherein the function curve is displayed in a rectangular display region having the first axis displayed horizontally and the second axis displayed vertically.
16. A graphical user interface for performing color correction, comprising:
an interface interface that displays, on a background image, a user modifiable function curve that maps input values for a color component of a pixel on a first axis to output values for the color component for the pixel on a second axis, wherein the background image represents a plane in color space defined by the color component and an axis between black and white in the color space; and
means for processing modifications made to the curve to define a color correction operation.
17. The graphical user interface of claim 16, wherein the plane includes red and cyan.
18. The graphical user interface of claim 16, wherein the plane includes blue and yellow.
19. The graphical user interface of claim 16, wherein the plane includes green and magenta.
20. The graphical user interface of claim 16, wherein the interface displays a plurality of function curves, including a first function curve for a red component, a second function curve for a blue component, and a third function curve for a green component.
21. The graphical user interface of claim 20, wherein each function curve is displayed in a rectangular display region having the first axis displayed horizontally and the second axis displayed vertically.
22. The graphical user interface of claim 16, wherein the function curve is displayed in a rectangular display region having the first axis displayed horizontally and the second axis displayed vertically.
23. A graphical user interface for performing color correction, comprising:
an interface that displays, on a background image, a user modifiable function curve that maps input values for a color component of a pixel on a first axis to output values for the color component for the pixel on a second axis, wherein pixels of the background image are colors indicative of a result of color correction applied to input pixels by adjustment of the function curve; and
means for processing modifications made to the curve to define a color correction operation.
24. A graphical user interface for performing color correction, comprising:
an interface that displays a user modifiable function curve that maps input values for a color component of a pixel on a first axis to output values for the color component for the pixel on a second axis, and that displays an image representing a gradient from the color component, through gray, to a complement of the color component, wherein the image is displayed in association with the displayed function curve so as to suggest a result of color correction to be applied to the input image by manipulation of the function curve; and
means for processing modifications made to the function curve to define a color correction operation.
25. The graphical user interface of claim 24, wherein the color component is red and the complement is cyan.
26. The graphical user interface of claim 24, wherein the color component is blue and the complement is yellow.
27. The graphical user interface of claim 24, wherein the color component is green and the complement is magenta.
28. A method for generating an image for a graphical user interface for performing color correction operations using a function curve for a selected color component, comprising:
accessing a first image having a vertical gradient of the selected color component;
accessing a second image having a diagonal gradient of at least one other color component;
combining the first and second images to create a background image;
displaying controls for the function curve for the selected color component on the background image.