IP Library Granted Patent US 7,188,967
Granted Patent B2
US 7,188,967 · App. 10/481,374 · Granted Mar 13, 2007

Outdoor lighting device

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Quick Facts
Patent No.
US 7,188,967
App. No.
10/481,374
Granted
Mar 13, 2007
Kind
B2
Abstract

The present invention provides a lighting device having a battery housing to hold a battery, a light housing having a light source and a lens assembly into which said light source will emit light when activated, said battery and said light source being in circuit with a switch to open and close said circuit, said light housing being moveable relative to said battery housing to motivate said switch to open and/or close said circuit.

Claims (30)

1. A lighting device having a battery housing to hold a battery, a light housing having a light source and a lens assembly into which said light source will emit light when activated, said battery and said light source being in circuit with a switch to open and close said circuit, said light housing being moveable towards said battery housing to motivate said switch to close said circuit and said light housing being moveable towards said battery housing to motivate said switch to open said circuit and wherein said light housing is part of or is connected to an external intermediate body portion.

2. A lighting device as claimed in claim 1 wherein said intermediate body portion is slidably connected to said battery housing.

3. A lighting device as claimed in claim 1 wherein the light housing or the intermediate body portion is biased away from said battery housing.

4. A lighting device as claimed in claim 1 , wherein said battery housing includes an elongated switch engagement member.

5. A lighting device as claimed in claim 1 , wherein said intermediate body portion houses a printed circuit board on which is mounted the light source and switch.

6. A lighting device as claimed in claim 1 , wherein said lens assembly includes a reflector to reflect light from said light source.

7. A lighting device as claimed in claim 1 , wherein the light housing and or the battery housing are elongated.

8. A lighting device as claimed in claim 1 , wherein said battery housing includes a screw-on cover to access the internal portions of the battery housing.

9. A lighting device as claimed in claim 1 , wherein movement of the light housing relative to the battery housing is limited.

10. A lighting device as claimed in claim 1 , wherein said light source is an LED or low wattage lamp.

11. A lighting device as claimed in claim 1 , wherein a cap is over the lens assembly to assist in maintaining structural integrity and water resistance.

12. A lighting device as claimed in claim 1 , wherein said lens assembly includes a cylindrical lens.

13. A lighting device as claimed in claim 12 , wherein said cylindrical lens has frosted internal surfaces to assist the diffusion of light over the surface of the lens.

14. A lighting device as claimed in claim 12 , wherein an outside surface of the cylindrical lens includes striations or lenticules therearound.

15. A lighting device having a battery housing to hold a battery, a light housing having a light source and a lens assembly into which said light source will emit light when activated, said battery and said light source being in circuit with a switch to open and close said circuit, said light housing being moveable towards said battery housing to motivate said switch to close said circuit and said light housing being moveable towards said battery housing to motivate and switch to open said circuit and wherein said light housing is part of or is connected to an intermediate body portion, and wherein said lens assembly includes a reflector to reflect light from said light source wherein a second reflector is provided, with one reflector located away from said light source and another located near to said light source.

16. A lighting device having a base with a recess to receive a mounting spike, a battery housing to hold a battery, a light housing having a light source and a lens assembly into which said light source will emit light when activated, said battery and said light source being in circuit with a switch to open and close said circuit, said light housing being moveable towards said battery housing to motivate said switch to close said circuit and said light housing being moveable towards said battery housing to motivate and switch to open said circuit and wherein said light housing is part of or is connected to an intermediate body portion.

17. A lighting device as claimed in claim 16 , wherein said base is adapted to be received by an attachable foot.

18. A lighting device as claimed in claim 9 wherein limitation of movement is by means of parts of the intermediate body portion engaging formations on the battery housing.

19. A lighting device as claimed in claim 18 , wherein said intermediate body portion can include at least two shoulders to engage the battery housing at two spaced locations, the shoulders being annular or part annular.

20. A lighting device having a battery housing to hold a battery, a light housing having a light source and a lens assembly into which said light source will emit light when activated, said battery and said light source being in circuit with a switch to open and close said circuit, said light housing being moveable towards said battery housing to motivate said switch to close said circuit and said light housing being moveable towards said battery housing to motivate and switch to open said circuit and wherein said light housing is part of or is connected to an intermediate body portion, and further including a light sensitive element adapted to detect an ambient light level, and wherein said light source is illuminated in response to said detected ambient light level.

21. A lighting device as claimed in claim 20 wherein said light source is deactivated if the detected ambient light level is above a predetermined ambient light threshold.

22. A lighting device as claimed in claim 20 wherein said light source is illuminated if the detected ambient light level is below a predetermined ambient light threshold.

23. A lighting device as claimed in claim 20 , wherein the brightness of said light source is varied in response to said detected ambient light level.

24. A lighting device as claimed in claim 20 wherein, in use when the detected ambient light level falls within a predetermined range of ambient light levels the brightness of said light source is decreased when said ambient light level increases.

25. A lighting device as claimed in claim 20 wherein, in use when the detected ambient light level falls within a predetermined range of ambient light levels the brightness of said light source is increased when said ambient light level decreased.

26. A lighting device as claimed in claim 20 wherein, in use when the detected ambient light level falls within a predetermined range of ambient light levels the brightness of said light source is decreased when said ambient light level decreases.

27. A lighting device as claimed in claim 20 wherein, in use when the detected ambient light level falls within a predetermined range of ambient light levels the brightness of said light source is increased when said ambient light level increases.

28. A lighting device as claimed in claim 20 wherein the light sensitive element is selected from one or more of the following light sensitive elements:

a light dependent resistor, a photodiode or a phototransistor.

29. A lighting device having a base configured to engage the ground, a battery housing to hold a battery, a light housing having a light source and a lens assembly into which said light source will emit light when activated, said battery and said light source being in circuit with a switch to open and close said circuit, said light housing being moveable towards said battery housing to motivate said switch to close said circuit and said light housing being moveable towards said battery housing to motivate and switch to open said circuit and wherein said light housing is part of or is connected to an intermediate body portion.

Assignments (7)
PATENT SECURITY AGREEMENT Recorded Dec 30, 2020
From: ENERGIZER BRANDS, LLC; ENERGIZER AUTO, INC.
To: JPMORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 054875/0651 →
PATENT SECURITY AGREEMENT Recorded Jan 8, 2019
From: ENERGIZER HOLDINGS, INC.; AMERICAN COVERS, LLC; ASSOCIATED PRODUCTS, LLC; CALIFORNIA SCENTS, LLC; ENERGIZER BRANDS, LLC; ENERGIZER MANUFACTURING, INC.
To: JPMORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 048029/0246 →
TERMINATION AND RELEASE OF SECURITY INTEREST IN PATENT RIGHTS Recorded Jan 8, 2019
From: JPMORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT
To: ENERGIZER BRANDS, LLC
Reel/Frame 048888/0300 →
CORRECTIVE ASSIGNMENT TO CORRECT THE APPLICATION NUMBER 29/499,135 PREVIOUSLY RECORDED AT REEL: 036019 FRAME: 814. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT. Recorded Sep 16, 2016
From: EVEREADY BATTERY COMPANY
To: ENERGIZER BRANDS, LLC
Reel/Frame 040054/0660 →
SECURITY AGREEMENT Recorded Jul 15, 2015
From: ENERGIZER BRANDS, LLC
To: JPMORGAN CHASE BANK, N.A., AS AGENT
Reel/Frame 036106/0392 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 26, 2015
From: EVEREADY BATTERY COMPANY, INC.
To: ENERGIZER BRANDS, LLC
Reel/Frame 036019/0814 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 18, 2003
From: DALTON, DAVID R.; BROWN, JOHN R.; RUGENDYKE, TIMOTHY J.; DESIGN RESOURCES AUSTRALIA PTY LTD.
To: EVEREADY BATTERY COMPANY, INC.
Reel/Frame 015260/0367 →