Portable light having a molded housing and/or a dual function light source

• US 10,151,433 B2
• Filed: 05/13/2016
• Issued: 12/11/2018
• Est. Priority Date: 12/20/2013
• Status: Active Grant

• Current Assignee: Streamlight, Inc.
• Original Assignee: Streamlight, Inc.
• Inventors: McLennan, W. Ross, Dalton, Matthew B.
• Primary Examiner(s): Husar, Stephen F
• Application Number:
  US15/154,528
• Publication Number:
  US 20160252222A1
• Time in Patent Office: 942 Days
• CPC Class Codes: F21L 4/027 the light sources being a LED
• CPC Class Codes: F21L 4/04 characterised by the provision of a light source housing portion adjustably fixed to the remainder of the device
• CPC Class Codes: F21L 4/045 Pocket lamps
• CPC Class Codes: F21L 4/08 characterised by means for in situ recharging of the batteries or cells
• CPC Class Codes: F21L 4/085 Pocket lamps
• CPC Class Codes: F21V 21/0885 for portable lighting devices
• CPC Class Codes: F21V 21/32 Flexible tubes
• CPC Class Codes: F21V 23/008 the casing being outside the housing of the lighting device
• CPC Class Codes: F21V 23/0414 specially adapted to be used with portable lighting devices
• CPC Class Codes: F21V 23/06 the elements being coupling devices , e.g. connectors
• CPC Class Codes: F21Y 2115/10 Light-emitting diodes [LED]

Abstract

A portable light may comprise a light housing having a USB connector tray integrally molded therewith; a light source; a switch for selectively actuating the light source; and a circuit board in the light housing providing electrical contacts of a USB connector, whereby the connector tray and the electrical contacts cooperate to define a USB connector. The light source may operate in a mode wherein it provides illumination light and in a different mode wherein it provides an indication of charging.

Claims

1. A portable light comprising:

a molded light housing having a cavity configured for receiving a source of electrical power and an electronic circuit board;

said molded light housing including a tray for a USB connector integrally molded therewith;

a light source supported by said molded light housing for providing light when energized;

an electrical switch supported by said molded light housing and actuatable for selectively energizing said light source when a source of electrical power is disposed in the cavity of said molded light housing; and

a circuit board to which said light source and said electrical switch are connected, wherein said circuit board is configured to provide electrical contacts of a USB connector that are disposed in the tray of said molded light housing to define a USB connector when said electronic circuit board is disposed in the cavity of said molded light housing,

whereby the tray and the electrical contacts cooperate to provide a USB connector on said molded light housing.

2. The portable light of claim 1 wherein said molded light housing has first and second opposing broad surfaces, first and second sides and first and second ends;

and

wherein the tray is at one of the ends or sides thereof;

or

wherein the tray extends from one of the ends or sides thereof.

3. The portable light of claim 2 wherein said circuit board has a first part that is disposed in the cavity adjacent to one of the broad surfaces of said molded light housing and has a rectangular extension extending from the first part thereof and disposed in the tray, wherein the electrical contacts are on the rectangular extension thereof that is disposed in the tray.

4. The portable light of claim 1 wherein said light source includes:

a light emitting diode for emitting substantially white light;

or

a light emitting diode for emitting non-white light;

or

a first light emitting diode for emitting substantially white light and a second a light emitting diode for emitting non-white light.

5. The portable light of claim 1 further comprising a flexible stalk extending from said molded light housing, wherein said light source is supported at an end of said flexible stalk that is distal from said molded light housing.

6. The portable light of claim 1 further comprising a rechargeable source of electrical power disposed in the cavity of said molded light housing, and wherein said light source includes:

a light emitting diode operable for emitting illumination light and operable in a different state for providing an indication of the charging of said rechargeable source of electrical power.

7. The portable light of claim 1 wherein said light source includes:

a first light emitting diode operable in an operating state for emitting illumination light; and

a second light emitting diode operable in a first operating state for emitting illumination light and operable in a different operating state for providing an indication of charging of said rechargeable source of electrical power.

8. A portable light housing comprising:

a molded housing having a cavity for receiving a source of electrical power and an electronic circuit board;

said molded housing including a tray for a USB connector integrally molded therewith;

a circuit board configured to provide electrical contacts of a USB connector that are disposed in the tray of said molded housing to define a USB connector when said circuit board is disposed in the cavity of said molded housing,

whereby the tray and the electrical contacts cooperate to provide a USB connector on said molded housing.

9. The portable light housing of claim 8 wherein said molded housing has first and second opposing broad surfaces, first and second sides and first and second ends;

and

wherein the tray is at one of the ends or sides thereof;

or

wherein the tray extends from one of the ends or sides thereof.

10. The portable light housing of claim 8 wherein said circuit board has a first part that is disposed in the cavity adjacent to one of the broad surfaces of said molded housing and has a rectangular extension extending from the first part of said circuit board and disposed in the tray, wherein the electrical contacts are on the rectangular extension that is disposed in the tray.

11. The portable light housing of claim 8 further comprising:

a light source supported by said molded housing for providing light when energized;

an electrical switch supported by said molded housing and actuatable for selectively energizing said light source when a source of electrical power is disposed in the cavity of said molded housing.

12. The portable light housing of claim 11 wherein the light source includes:

a light emitting diode for emitting substantially white light;

or

a light emitting diode for emitting non-white light;

or

a first light emitting diode for emitting substantially white light and a second a light emitting diode for emitting non-white light.

13. The portable light housing of claim 11 further comprising a flexible stalk extending from said molded housing, wherein said light source is supported at an end of said flexible stalk that is distal from said molded housing.

14. The portable light housing of claim 11 further comprising a rechargeable source of electrical power disposed in the cavity of said molded housing, wherein said light source includes:

a light emitting diode is operable for emitting illumination light and operable in a different state for providing an indication of the charging of said rechargeable source of electrical power.

15. The portable light housing of claim 11 wherein said light source includes:

a first light emitting diode operable in an operating state for emitting illumination light; and

a second light emitting diode operable in a first operating state for emitting illumination light and operable in a different operating state for providing an indication of charging of said rechargeable source of electrical power.

16. A portable light comprising:

a light housing having a cavity for receiving a rechargeable source of electrical power;

a light source supported by said light housing for providing light when energized;

an electrical switch supported by said light housing and actuatable for selectively energizing said light source when a source of electrical power is disposed in the cavity of said light housing;

a rechargeable source of electrical power disposed in the cavity of said light housing;

a control circuit disposed in said light housing, wherein said control circuit is coupled to said light source, said electrical switch and said rechargeable source of electrical power for selectively energizing said light source for providing light, wherein said control circuit is configured for coupling charging power to said rechargeable source of electrical power; and

an electrical connector for receiving charging power from a source external to said portable light,

wherein said light source includes;

a first light emitting diode operable by said control circuit in a first operating state for emitting illumination light and operable by said control circuit in a different operating state for providing an indication of charging of said rechargeable source of electrical power.

17. The portable light of claim 16 wherein the different operating state of said first light emitting diode includes a flashing state or a blinking state when said rechargeable source of electrical power is receiving charging power via said electrical connector.

18. The portable light of claim 16 wherein said light source includes:

a second light emitting diode operable by said control circuit for emitting illumination light; and

wherein the illumination light provided by said second light emitting diode;

is brighter than is the illumination light provided by said first light emitting diode;

or

is of a different color than is the illumination light provided by said first light emitting diode;

or

is brighter and is of a different color than is the illumination light provided by said first light emitting diode.

19. The portable light of claim 16 wherein said electrical connector comprises:

a USB connector supported by said light housing and coupled to said control circuit, said USB connector for receiving charging current from a source external to said portable light.

20. The portable light of claim 19 further comprising:

a USB connector tray extending from said light housing; and

a circuit board disposed in said light housing, supporting said control circuit and to which said light source and said electrical switch are connected, wherein said circuit board is configured to provide electrical contacts of a USB connector that are disposed in said USB connector tray to define said USB connector when said circuit board is disposed in the cavity of said light housing,

whereby said USB connector tray of said light housing and the USB electrical contacts of said circuit board cooperate to provide said USB connector.