1. A projector device, comprising:
an image generation unit that generates an image;
an irradiation unit that irradiates light for projecting the image generated by the image generation unit upon a projection surface;
a change unit that changes luminance of the light irradiated from the irradiation unit to a first luminance and a second luminance, a light amount of the second luminance being greater than a light amount of the first luminance and a heat generation amount of the irradiation unit with the second luminance being greater than a heat generation amount of the irradiation unit with the first luminance; and
a temperature information determination unit that determines temperature information in a neighborhood of the irradiation unit;
an image type decision unit that decides as to a type of the image generated by the image generation unit, wherein:
the change unit firstly changes the luminance of the light irradiated from the irradiation unit to the first luminance and then changes the luminance of the light irradiated from the irradiation unit to the second luminance when the temperature information determination unit has determined that the temperature information in the neighborhood of the irradiation unit designates a temperature higher than a predetermined value, in case the image type decision unit decides that the type of the image generated by the image generation unit is a still image; and
the change unit changes the luminance of the light irradiated from the irradiation unit to the second luminance from the beginning irrespective of the temperature information determined by the temperature information determination unit, in case the image type decision unit decides that the type of the image generated by the image generation unit is a moving image.
2. A projector device according to claim 1, wherein the temperature information determination unit comprises:
a history storage unit that stores a history of light irradiation from the irradiation unit;
an estimating unit that estimates the temperature in the neighborhood of the irradiation unit, based upon the history stored in the history storage unit; and
a comparison unit that decides upon the temperature information by comparing the temperature estimated by the estimating unit with the predetermined value.
3. A projector device according to claim 1, further comprising:
a monitor that displays the image, wherein the image is displayed upon the monitor, when the luminance of the light irradiated from the irradiation unit has been changed by the change unit.
4. A projector device according to claim 1, further comprising:
a warning unit that outputs a warning to the user, when the luminance of the light irradiated from the irradiation unit has been changed by the change unit.
5. A projector device according to claim 1, further comprising:
a correction unit that corrects luminance of the image generated by the image generation unit.
6. A projector device according to claim 5, further comprising:
a control unit that performs control by combining change by the change unit of the luminance of the light irradiated from the irradiation unit, and correction by the correction unit of the luminance of the image generated by the image generation unit, wherein the control unit changes a control method between the still image and the moving image.
7. A projector device according to claim 1, wherein
when the change unit performs change of the luminance of the irradiated light, the image generation unit changes the luminance of the image in a direction opposite to the change of luminance of the irradiated light.
8. A projector device comprising:
an image generation unit that generates an image;
an irradiation unit that irradiates light for projecting the image generated by the image generation unit upon a projection surface; and
a change unit that changes luminance of the light irradiated from the irradiation unit, wherein
when the change unit changes the irradiated light to lower, the image generation unit changes the luminance of the image to make it brighter by a linear coefficient to correct decrease of the irradiated light when a number of distributed data at a bright side of the image is less than a predetermined value, and changes the luminance of the image to make it brighter by a non-linear coefficient suppressing the bright side of the image when the number of distributed data at the bright side of the image is greater than or equal to the predetermined value.
9. A projector device according to claim 1, wherein
the control unit controls the drive unit not to turn off the light source even in case that the luminance of the light irradiated from the light source is the darkest.
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 construct for heating, browning, andor crisping a food item in a microwave oven, comprising:
a platform for receiving the food item, the platform including a microwave energy interactive element; and
a pair of opposed support elements joined to the platform along respective fold lines, wherein
each fold line joining the respective support element to the platform is interrupted by a receiving slot substantially centered along the fold line, and
each support element includes a locking feature dimensioned to be received within the respective receiving slot, the locking feature extending upwardly through the receiving slot such that a portion of the locking feature is positioned above the platform.
2. A construct for heating, browning, andor crisping a food item in a microwave oven, comprising:
a platform for receiving the food item, the platform including a microwave energy interactive element; and
a pair of opposed support elements joined to the platform along respective fold lines, each support element including
a first panel extending substantially downwardly from the platform,
a second panel foldably joined to the first panel, the second panel being substantially parallel to the platform, and
a third panel foldably joined to the second panel, the third panel extending substantially upwardly towards the platform,
wherein
each fold line joining the respective support element to the platform is interrupted by a receiving slot substantially centered along the fold line, and
each support element includes a locking feature dimensioned to be received within the respective receiving slot.
3. The construct of claim 2, wherein the first panel, the second panel, and the third panel define a substantially triangular shape in an elevational view of the support element.
4. The construct of claim 2, wherein
the third panel includes the locking feature, and
the locking feature received within the receiving slot extends obliquely and outwardly from a peripheral edge of the platform.
5. The construct of claim 1, wherein each locking feature comprises a tab that resembles an arrow.
6. The construct of claim 1, wherein the microwave energy interactive element comprises a layer of metal that converts at least a portion of impinging microwave energy to thermal energy.
7. The construct of claim 1, wherein the microwave energy interactive element comprises a susceptor.
8. A construct for heating, browning, andor crisping a food item in a microwave oven, comprising:
a platform having an upper surface defined at least partially by a susceptor film;
a pair of support elements extending downwardly from the platform; and
a locking feature extending upwardly from each support element through a slit disposed between the platform and the respective support element, wherein
each support element comprises a plurality of foldably joined panels, and
at least one panel of the plurality of foldably joined panels is disposed beneath the platform.
9. The construct of claim 8, wherein each support element comprises a plurality of adjoined panels that define a substantially triangular shape in an elevational view of the construct.
10. A construct for heating, browning, andor crisping a food item in a microwave oven, comprising:
a platform having an upper surface defined at least partially by a susceptor film;
a pair of support elements extending downwardly from the platform, each support element including
a first panel extending substantially downwardly from the platform,
a second panel joined to the first panel, the second panel defining a lowermost portion of the respective support element, and
a third panel joined to the second panel, the third panel extending obliquely and upwardly towards the platform; and
a locking feature extending upwardly from each support element through a slit disposed between the platform and the respective support element.
11. The construct of claim 10, wherein each locking feature extends from the third panel of each respective support element.
12. The construct of claim 11, wherein each locking feature secures the respective support element in a locked position to maintain the platform in an elevated configuration.
13. A construct for heating, browning, andor crisping a food item in a microwave oven, comprising:
a platform having a first dimension extending in a first direction and a second dimension extending in a second direction, the platform including a microwave energy interactive element; and
a pair of opposed leg portions joined to the platform along respective fold lines extending in the first direction, each leg portion including
a first panel extending downwardly from the platform,
a second panel joined to the first panel, the second panel being substantially parallel to the platform, and
a third panel extending from the second panel towards the platform.
14. The construct of claim 13, wherein each leg portion further includes a fourth panel foldably joined to the third panel.
15. The construct of claim 14, wherein the fourth panel extends downwardly towards the second panel.
16. The construct of claim 15, wherein the fourth panel and the first panel are in a substantially facing relationship.
17. The construct of claim 15, wherein the fourth panel and the third panel are in a substantially facing relationship.
18. The construct of claim 14, wherein the fourth panel extends obliquely from the third panel.
19. The construct of claim 14, wherein the fourth panel extends substantially perpendicularly from the third panel towards the first panel.
20. The construct of claim 14, wherein the fourth panel extends substantially perpendicularly from the third panel away from the first panel.
21. The construct of claim 13, further comprising a pair of substantially opposed handles joined to opposed ends of the platform along respective fold lines extending in the second direction, wherein each of the respective fold lines is interrupted by a slit.
22. The construct of claim 21, where the slit is substantially arcuate in shape.
23. The construct of claim 21, wherein the handles are adapted to hinge upwardly along the respective fold lines.
24. The construct of claim 23, wherein at least one of the handles forms an oblique angle with respect to the platform.
25. The construct of claim 23, wherein at least one of the handles forms a right angle with respect to the platform.
26. The construct of claim 13, wherein the microwave energy interactive element comprises a susceptor.
27. A construct for heating, browning, andor crisping a food item in a microwave oven, comprising:
a platform comprising a microwave energy interactive element and a plurality of apertures; and
a pair of opposed support elements joined to the platform along a pair of opposed edges of the platform, each support element including
a center panel foldably joined to the platform, and
a pair of end panels foldably joined to the center panel so that the end panels are disposed beneath the platform,
wherein each end panel includes a locking feature adapted to extend upwardly through an aperture in the platform, the aperture being distal from the pair of opposed edges of the platform.
28. The construct of claim 27, wherein the center panel forms a substantially right angle with respect to the platform.
29. The construct of claim 28, wherein each end panel forms a substantially right angle with respect to the respective center panel.
30. The construct of claim 28, wherein at least one end panel forms an acute angle with respect to the respective center panel.
31. The construct of claim 28, wherein at least one end panel forms an obtuse angle with respect to the respective center panel.
32. The construct of claim 28, wherein
at least one end panel forms an acute angle with respect to the respective center panel, and
at least one end panel forms an obtuse angle with respect to the respective center panel.
33. The construct of claim 28, wherein
each pair of end panels includes a first end panel and a second end panel,
the first end panel forms a substantially acute angle with respect to the respective center panel, and
the second end panel forms a substantially oblique angle with respect to the respective center panel.
34. The construct of claim 27, wherein the microwave energy interactive element comprises a susceptor.
35. A construct for heating, browning, andor crisping a food item in a microwave oven, comprising:
a platform including a microwave energy interactive element, and
a pair of side support elements, each support element including
a central panel extending downwardly from a side edge of the platform, the side edge extending between a first end and a second end of the platform, and
a pair of end panels foldably joined to each central panel beneath the platform, each pair of end panels including a first end panel proximate the first end of the platform and a second end panel proximate the second end of the platform,
wherein
the respective first end panels are adapted to engage one another, and
the respective second end panels are adapted to engage one another.
36. The construct of claim 35, wherein
each of the first end panels includes a notch, and
the notch in one of the first end panels engages the notch in the other of the first end panels.
37. The construct of claim 36, wherein
each of the second end panels includes a notch, and
the notch in one of the second end panels engages the notch in the other of the second end panels.
38. The construct of claim 35, wherein
each first end panel forms an acute angle with respect to the respective central panel, and
each second end panel forms an acute angle with respect to the respective central panel.
39. The construct of claim 35, further comprising a pair of substantially opposed handles extending upwardly from the first end and the second end of the platform.
40. The construct of claim 39, wherein at least one handle of the pair of substantially opposed handles extends obliquely from the platform.
41. The construct of claim 35, further comprising a pair of substantially opposed end support elements respectively extending downwardly from the first end and the second end of the platform.
42. The construct of claim 41, wherein
each end support element includes a center panel and a pair of substantially opposed bias cut side panels,
the platform includes a receiving slot respectively adjacent to each bias cut panel of the pair of opposed bias cut side panels, and
each receiving slot is dimensioned to receive at least a portion of the respective adjacent bias cut end panel.
43. The construct of claim 42, wherein each bias cut end panel forms an obtuse angle with respect to the center panel.
44. The construct of claim 41, wherein the side support elements and the end support elements maintain the platform in an elevated position.
45. The construct of claim 35, wherein the microwave energy interactive element comprises a susceptor.
46. A construct for heating, browning, andor crisping a food item in a microwave oven, comprising:
a platform including a microwave energy interactive element; and
a pair of support elements adapted to maintain the platform in an elevated position, the pair of support elements including a first support element and a second support element,
wherein
the first support element includes a first panel extending downwardly from the platform, a second panel joined to the first panel, the second panel being substantially parallel to the platform, and a locking feature, and
the second support element includes a first panel extending downwardly from the platform, a second panel joined to the first panel, the second panel being substantially parallel to the platform, and third panel joined to the second panel along a fold line, wherein the fold line is interrupted by a slit dimensioned to receive the locking feature.
47. The construct of claim 1, wherein the locking features define a pair of upwardly extending handles for grasping the construct.
48. The construct of claim 1, wherein each support element comprises
a first panel extending substantially downwardly from the platform,
a second panel foldably joined to the first panel, the second panel being substantially parallel to the platform, and
a third panel foldably joined to the second panel, the third panel extending substantially upwardly towards the platform.
49. The construct of claim 48, wherein the first panel, the second panel, and the third panel define a substantially triangular shape in an elevational view of the support element.
50. The construct of claim 8, wherein each support element comprises
a first panel extending substantially downwardly from the platform,
a second panel joined to the first panel, the second panel defining a lowermost portion of the respective support element, and
a third panel joined to the second panel, the third panel extending obliquely and upwardly towards the platform.