Lighting fixture for aquarium

• US 7,543,952 B1
• Filed: 01/29/2008
• Issued: 06/09/2009
• Est. Priority Date: 01/29/2008
• Status: Expired due to Fees

• Current Assignee: Ching Feng Chang
• Original Assignee: Ching Feng Chang
• Inventors: Chang, Ching Feng
• Primary Examiner(s): Sember; Thomas M
• Application Number:
  US12/010,726
• Time in Patent Office: 497 Days
• Field of Search: 362/101, 362/555, 362/612, 362/228, 362/229, 362/351, 362/359, 362/361, 362/235, 362/249, 362/252
• US Class Current: 362/101
• CPC Class Codes: A01K 63/06 Arrangements for heating or lighting in, or attached to, receptacles for live fish
• CPC Class Codes: F21W 2131/308 for aquaria
• CPC Class Codes: F21Y 2113/00 Combination of light sources
• CPC Class Codes: F21Y 2115/10 Light-emitting diodes [LED]
• CPC Class Codes: G02B 6/0021 for housing at least a part of the light source, e.g. by forming holes or recesses

Abstract

A lighting fixture for use with an aquarium includes a lamp holder holding a lamp tube, a shade made of a light guide material and provided above the lamp tube, the shade having a seat at the rear side. The lighting fixture also includes a circuit board mounted in the seat to hold a set of LEDs and a set of control buttons for controlling operation of the LEDs to work as a night lamp when the lamp tube is off.

Claims

1. A lighting fixture for use with an aquarium, comprising a lamp holder holding a lamp tube, and a shade fastened to said lamp holder and surrounding a top side of said lamp tube, wherein:

said shade is made out of a light guide material, having a seat near the border thereof;

a circuit board is mounted in said seat inside said shade for controlling operation of a plurality of light emitting diodes being carried on said circuit board;

a box, said box having a top wall affixed to said shade and a plurality of vertical peripheral walls surrounding said circuit board;

a mounting assembly is provided at a bottom side of said lamp holder for securing said lamp holder to an aquarium.

2. The lighting fixture as claimed in claim 1, wherein said seat of said shade has a plurality of locating grooves that accommodate said light emitting diodes.

3. The lighting fixture as claimed in claim 2, wherein said circuit board comprises a plurality of control buttons respectively extending out of said box for operation by a person to control the operation of said light emitting diodes.

4. The lighting fixture as claimed in claim 1, wherein a locating plate is affixed to said lamp holder to support said circuit board.

5. The lighting fixture as claimed in claim 4, wherein said locating plate is a substantially L-shaped member, having a horizontal panel and an upright rack at one side of said horizontal panel.

6. The lighting fixture as claimed in claim 4, wherein said vertical rack of said locating plate has a plurality of smoothly arched notches for accommodating said light emitting diodes.

7. The lighting fixture y as claimed in claim 1, wherein said shade has a reflector mounted on an inner side thereof for reflecting light from said lamp tube.

8. The lighting fixture as claimed in claim 1, wherein said control buttons control emitting time and color of said light emitting diodes.

9. A lighting fixture for use with an aquarium, comprising a lamp holder holding a lamp tube, and a shade fastened to a top side of said lamp holder and surrounding a top side of said lamp tube, wherein:

said shade is made out of a light guide material, having a seat near a border thereof and a circuit board mounted in said seat for controlling operation of a plurality of light emitting diodes being carried on said circuit board;

a mounting assembly is provided at a bottom side of said lamp holder for securing said lamp holder to an aquarium.

10. The lighting fixture as claimed in claim 9, wherein the seat includes a plurality of locating grooves and the plurality of light emitting diodes are respectively positioned in the locating grooves of the seat.

11. The lighting fixture as claimed in claim 9, wherein the mounting assembly includes a arm member and a clasp member, the arm member connecting the clasp member to the lamp holder.