Fluid-driven lighting device

• US 20070126237A1
• Filed: 06/06/2006
• Published: 06/07/2007
• Est. Priority Date: 12/06/2005
• Status: Abandoned Application

• Current Assignee: Industrial Technology Research Institute
• Original Assignee: Industrial Technology Research Institute
• Inventors: Liao, Jung-Huang, Lee, Yuh-Ren, Weng, Ling-Chia
• Application Number:
  US11/449,234
• Publication Number:
  US 20070126237A1
• Time in Patent Office: Days
• US Class Current: 290/43
• CPC Class Codes: B05B 15/00 Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
• CPC Class Codes: F03B 13/00 Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus if the apparatus aspects are predominant, see the relevant subclasses for such apparatus, e.g. H02K7/18; Power stations or aggregates incorporating only machines or engines of positive-displacement type F03C; hydraulic engineering aspects E02B; combinations with wind energy converters F03D9/008
• CPC Class Codes: F05B 2220/706 an electrical generator
• CPC Class Codes: F21S 8/00 Lighting devices intended for fixed installation F21S9/00, F21S10/00 take precedence; using a string or strip of light sources F21S4/00
• CPC Class Codes: F21S 9/037 the solar unit and the lighting unit being located within or on the same housing
• CPC Class Codes: F21S 9/046 driven by hydropower, e.g. by water powered turbines
• CPC Class Codes: F21W 2131/109 of gardens
• CPC Class Codes: Y02B 20/72 in street lighting

Abstract

A fluid-driven lighting device comprises a main body, shaped like a cylinder, having a first end connected with a water supply pipe and a second end connected with a sprinkler head, an electric generator, mounted on the main body and further comprising a turbine wheel, placed inside the main body and driven by a flow of liquid the main body, and a generator unit, driven by the turbine wheel and generating an electric current; and at least one lighting unit, set on the main body and emitting light, wherein liquid flows through the main body, causing the electric generator to generate an electric current which in turn supplies the lighting unit for emitting light.

Claims

1. A fluid-driven lighting device, comprising

a main body, shaped like a cylinder, having a first end connected with a water supply pipe and a second end connected with a sprinkler head;

an electric generator, mounted on said main body and further comprising;

a turbine wheel, placed inside said main body and driven by a flow of liquid through said main body; and

a generator unit, driven by said turbine wheel and generating an electric current; and

at least one lighting unit, set on said main body and emitting light;

wherein liquid flows through said main body, causing said electric generator to generate an electric current which in turn supplies said lighting unit for emitting light.

2. The fluid-driven lighting device according to claim 1, wherein said first end is replaceable to adapt to water supply pipes of various diameters.

3. The fluid-driven lighting device according to claim 1, wherein said second end is replaceable to adapt to sprinkling heads of various diameters.

4. The fluid-driven lighting device according to claim 1, wherein said electric generator is provided with an adjusting element.

5. The fluid-driven lighting device according to claim 1, wherein said electric generator is provided with a light sensor.

6. The fluid-driven lighting device according to claim 1, wherein said turbine wheel is eccentrically mounted.

7. The fluid-driven lighting device according to claim 1, wherein said turbine wheel is concentrically mounted.

8. The fluid-driven lighting device according to claim 1, wherein said turbine wheel is axially mounted.

9. The fluid-driven lighting device according to claim 1, wherein a rotor of said generator unit is integrated with said turbine wheel.

10. The fluid-driven lighting device according to claim 1, wherein said turbine wheel drives said generator unit electromagnetically.

11. The fluid-driven lighting device according to claim 1, wherein said lighting unit is a lamp.

12. The fluid-driven lighting device according to claim 1, wherein said lighting unit is a light-emitting diode.

13. The fluid-driven lighting device according to claim 1, wherein said lighting unit has varying shapes.

14. The fluid-driven lighting device according to claim 1, wherein said lighting unit emits light of varying colors.

15. The fluid-driven lighting device according to claim 1, wherein said lighting unit is provided with a control chip.

16. The fluid-driven lighting device according to claim 1, wherein said lighting unit is provided with a turning device.

17. The fluid-driven lighting device according to claim 1, wherein said main body is connected with a water sprinkling apparatus.

18. The fluid-driven lighting device according to claim 1, wherein said main body is connected with a shower head.

19. The fluid-driven lighting device according to claim 18, wherein said main body is connected with a similar device for likewise applications.