1. A conveyor belt, comprising:
a first module having an intermediate section, a first plurality of link ends extending from the intermediate section in a first direction, and a second plurality of link ends extending from the intermediate section in a second direction opposite the first direction, the first and second plurality of link ends having transverse pivot rod openings defined therein, the first module having a conveying in surface;
a second module adjacent to the first module, the second module having an intermediate section, a first plurality of link ends extending from the intermediate section in a first direction, and a second plurality of link ends extending from the intermediate section in a second direction opposite the first direction, the first and second plurality of link ends having transverse pivot rod openings defined therein, the first module having a conveying surface;
a roller supported from the first module and the second module, the roller extending beyond the conveying surfaces in order to allow an object, which is to be conveyed by the conveyor belt, to be supported by the roller.
2. (canceled)
3. The conveyor belt of claim 1, wherein the first module and the second module are arranged in a row, the row being oriented to extend across the conveyor belt substantially perpendicular to a direction of belt travel.
4. The conveyor belt of claim 3, wherein an edge of the first module and an edge of the second module define at least a portion of a cavity in which the roller resides.
5. The conveyor belt of claim 4, wherein at least one of the edges is substantially \u201cL\u201d shaped.
6. The conveyor belt of claim 4, further comprising an axle extending through the roller, and wherein the axle is integrally formed on the first module.
7. The conveyor belt of claim 1, further comprising an axle extending through the roller.
8. The conveyor belt of claim 7, wherein the axle has a first end and a second end, the first end being supported from the first module, and the second end being supported from the second module.
9. The conveyor belt of claim 7, wherein the axle includes a retaining ring and the roller includes a corresponding bore.
10. The conveyor belt of claim 7, wherein the retaining ring is disposed in spaced apart relation to the distal end of the axle.
11. The conveyor belt of claim 1, wherein the roller has an axis of rotation oriented substantially parallel to a direction of belt travel.
12. The conveyor belt of claim 1, wherein the roller has an axis of rotation oriented substantially perpendicular to a direction of belt travel.
13. The conveyor belt of claim 1, wherein the roller has an axis of rotation oriented in a direction that is not perpendicular or parallel to a direction of belt travel.
14. The conveyor belt of claim 1, wherein the first module and the second module have a bottom surface.
15. The conveyor belt of claim 14, wherein the roller extends beyond the conveying surfaces and the bottom surfaces.
16. The conveyor belt of claim 15, where the roller has an axis of rotation oriented in a direction that is not perpendicular or parallel to a direction of belt travel.
17. The conveyor belt of claim 1, wherein the roller includes a substantially cylindrical contact surface.
18. The conveyor belt of claim 1, wherein one of the first and second modules has at least one protuberance disposed thereon and one of the first and second modules has a recess defined therein capable of receiving the protuberance such that the first and second modules are disposed in alignment by means of engagement between the protuberance and the recess.
19. The conveyor belt of claim 18, further comprising an axle extending through the roller, and wherein the axle is integrally formed on the first module.
20. The conveyor belt of claim 19, wherein the at least one protuberance prevents the roller from sliding off of the axle such that the roller can be pre-installed on the axle prior to joining the first and second modules.
21. A method of conveying an object, comprising:
providing a first module and a second module, each module having an intermediate section, a first plurality of link ends extending from the intermediate section in a first direction, and a second plurality of link ends extending from the intermediate section in a second direction opposite the first direction, the first and second plurality of link ends having transverse pivot rod openings defined therein, the first module having a conveying surface;
providing a roller supported from the first module and the second module so that a portion of the roller extends beyond the conveying surfaces;
supporting an object on the roller;
moving the modules in a belt travel direction in order to convey the object from a first location to a second location.
22-24. (canceled)
25. A conveyor belt, comprising:
a first module having an intermediate section, a first plurality of link ends extending from the intermediate section in a first direction, and a second plurality of link ends extending from the intermediate section in a second direction opposite the first direction, the first and second plurality of link ends having transverse pivot rod openings defined therein, the first module having a conveying surface;
a second module adjacent to the first module, the second module having an intermediate section, a first plurality of link ends extending from the intermediate section in a first direction, and a second plurality of link ends extending from the intermediate section in a second direction opposite the first direction, the first and second plurality of link ends having transverse pivot rod openings defined therein, the first module having a conveying surface;
a roller supported from the first module and the second module, the roller extending beyond the conveying surfaces in order to allow an object, which is to be conveyed by the conveyor belt, to be supported by the roller; and,
wherein one of the first and second modules has an axle integrally formed thereon, the axle extending through the roller.
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 projector, comprising:
a light source lamp; and
a cooling device that cools the light source lamp and includes two cooling fans to deliver air toward the light source lamp, wherein
airflow directions in which the two cooling fans deliver the air toward the light source lamp are different from each other;
the airflow directions are orthogonal to an optical axis of a light beam irradiated from the light source lamp and are opposed to each other when seen in a direction of the optical axis, and
the airflow directions are displaced from each other in a direction orthogonal to the airflow directions.
2. The projector according to claim 1, wherein
when the projector projects image light in a predetermined posture, the airflow directions are horizontal.
3. The projector according to claim 1, further comprising
a fan drive controller that controls the two cooling fans in accordance with a posture of the projector.
4. The projector according to claim 3, wherein
the fan drive controller controls an air amount from one of the two cooling fans located on an upper side to be larger than an air amount from the other of the two cooling fans located on a lower side.
5. The projector according to claim 4, wherein
the fan drive controller controls the two cooling fans so that the air amount from the two cooling fans is more than zero.