Headgear light

• US 8,292,450 B2
• Filed: 04/12/2010
• Issued: 10/23/2012
• Est. Priority Date: 01/12/2006
• Status: Active Grant

• Current Assignee: SureFire LLC (Surefire Holdings LLC)
• Original Assignee: SureFire LLC (Surefire Holdings LLC)
• Inventors: Kim, Paul Y.
• Primary Examiner(s): Cariaso, Alan
• Application Number:
  US12/798,818
• Publication Number:
  US 20100202135A1
• Time in Patent Office: 925 Days
• Field of Search: 362/103, 362/105, 362/106, 362/108, 362/190, 362/191, 362/396, 248/229.13, 248/229.16, 248/231.81, 248/292.12, 248/292.13, 216/0, 220/9
• US Class Current: 362/105
• CPC Class Codes: A42B 3/044 Lighting devices, e.g. helmets with lamps
• CPC Class Codes: F21V 21/08 Devices for easy attachment to any desired place, e.g. clip, clamp, magnet
• CPC Class Codes: F21V 21/0885 for portable lighting devices
• CPC Class Codes: Y10T 29/49895 Associating parts by use of aligning means [e.g., use of a drift pin or a "fixture"]

Abstract

Light apparatus particularly a headgear light comprising a light body removably securable to a headgear. The preferred embodiment of the light includes a mount assembly including a docking base that is removably attachable to a helmet or other headgear, and provides visible light, invisible light, and friend-or-foe light signals. The light body is compact for easy storage and handling, and can be quickly and easily installed on and removed from the headgear with one hand and without visual reference.

Claims

1. Light apparatus comprising:

a helmet;

a docking base attached to said helmet;

a light body including at least one light source;

two spaced-apart parallel attachment channels on one of said docking base and said light body;

two spaced-apart parallel attachment rails on the other one of said docking base and said light body;

said parallel rails and said parallel channels slideably engageable for attaching said light body to said docking base;

a locking device automatically locking said light body to said docking base when said light body is displaced with respect to said docking base in a first direction along said parallel rails engaged with said parallel channels; and

an actuator for releasing said light body from said docking base when actuated and said light body is displaced with respect to said docking base in a second direction.

2. The light apparatus according to claim 1, wherein:

said actuator comprises a lever.

3. The light apparatus according to claim 1, including:

a mount assembly attached to said helmet and including said docking base.

4. The light apparatus according to claim 3, wherein:

said mount assembly is removably attached to said helmet.

5. The light apparatus according to claim 3, wherein:

said mount assembly includes a bracket secured to said docking base and removably attached to said helmet.

6. The light apparatus according to claim 5, wherein:

said mount assembly includes a resilient pad secured to said docking base and engaging said helmet when said bracket is attached to said helmet.

7. The light apparatus according to claim 1, wherein:

said first direction is a generally rearward direction when said helmet with said docking base attached thereto is worn by a user.

8. The light apparatus according to claim 1, wherein:

said two parallel channels are on said docking base; and

said two parallel rails are on said light body.

9. The light apparatus according to claim 8, including:

a U-shaped channel on said docking base and joining said two parallel channels at an end thereof; and

a U-shaped rail on said light body, and joining said two parallel rails at an end thereof.

10. The light apparatus according to claim 9, wherein:

said locking device includes a latching lever automatically locking said light body to said docking base when said rails are fully engaged with said channels.

11. The light apparatus according to claim 9, wherein:

contact of said U-shaped rail and said U-shaped channel when said parallel rails and said parallel channels are engaged prevents displacement of said light body with respect to said docking base in said first direction.

12. The light apparatus according to claim 1, including:

a U-shaped channel on said one of said docking base and said light body, said U-shaped channel joining said two parallel channels at an end thereof; and

a U-shaped rail on said other one of said docking base and said light body, said U-shaped rail joining said two parallel rails at an end thereof.

13. The light apparatus according to claim 7, wherein;

said locking device includes a latching lever automatically locking said light body to said docking base when said rails are fully engaged with said channels.

14. The light apparatus according to claim 12, wherein:

contact of said U-shaped rail and said U-shaped channel when said parallel rails and said parallel channels are engaged prevents displacement of said light body with respect to said docking base in said first direction.

15. The apparatus according to claim 1, wherein;

said second direction is generally opposite said first direction.

16. The apparatus according to claim 1, wherein;

said first direction is a generally rearward direction when said helmet is worn by a user.

17. A method of attaching a light apparatus, comprising:

providing a headgear including a docking base secured thereto;

providing a light body;

one of said docking base and said light body including two spaced-apart parallel attachment channels, and the other of said docking base and said light body including two spaced-apart parallel attachment rails;

placing said headgear on a user'"'"'s head;

sliding said light body in a first direction onto said docking base with said parallel rails engaging said parallel channels; and

locking said light body to said docking base with said parallel rails engaging said parallel channels.

18. The method according to claim 17, including:

unlocking said light body from said docking base; and

sliding said light body off said docking base in a second direction opposite said first direction.

19. The method according to claim 18, wherein:

said first direction is a generally rearward direction and said second direction is a generally forward direction.

20. The method according to claim 18, wherein;

said headgear comprises a helmet.

21. The method according to claim 20, wherein;

said first direction is a generally rearward direction and said second direction is a generally forward direction.

22. The method according to claim 17, wherein:

said two parallel channels are on said docking base and said two parallel rails are on said light body.

23. The method according to claim 17, wherein the step of providing said headgear includes:

providing a mount assembly including said docking base; and

securing said mount assembly to said headgear.

24. The method according to claim 17, wherein:

during the placing step, said headgear is placed on the user'"'"'s head with said docking base positioned at a side of the user.

25. The method according to claim 17, wherein;

said first direction is a generally rearward direction.

26. The method according to claim 17, wherein;

said headgear comprises a helmet.

27. The method according to claim 26, wherein;

said two parallel channels are on said docking base; and

said two parallel rails are on said light body.

28. The method according to claim 26, wherein;

said first direction is a generally rearward direction.

29. The method according to claim 26, wherein;

during the placing step, said helmet is placed on the user'"'"'s head with said docking base positioned at a side of the user.

30. Light apparatus comprising:

a docking base;

a light body including at least one light source;

an attachment channel on one of said docking base and said light body, said attachment channel comprising two spaced-apart parallel channels and a U-shaped channel joining said parallel channels at an end thereof;

an attachment rail on the other one of said docking base and said light body, said attachment rail complementary to said attachment channel and comprising two spaced-apart parallel rails and a U-shaped rail joining said parallel rails at an end thereof;

said parallel rails and said parallel channels slideably engageable for attaching said light body to said docking base;

a locking device automatically locking said light body to said docking base when said light body is displaced with respect to said docking base in a first direction along said parallel rails engaged with said parallel channels and said U-shaped rail is engaged with said U-shaped channel; and

an actuator for releasing said light body from said docking base when actuated and said light body is displaced with respect to said docking base in a second direction opposite said first direction.

31. The light apparatus according to claim 30, including:

a headgear having said docking base attached thereto.

32. The light apparatus according to claim 30, wherein;

said attachment channel is on said docking base; and

said attachment rail is on said light body.

33. The light apparatus according to claim 32, including:

a headgear having said docking base attached thereto.

34. Light apparatus comprising:

a headgear;

a mount assembly attached to said headgear and including a docking base;

a light body including at least one light source;

two spaced-apart parallel attachment channels on one of said docking base and said light body;

two spaced-apart parallel attachment rails on the other one of said docking base and said light body;

said parallel rails and said parallel channels slideably engageable for attaching said light body to said docking base;

a locking device automatically locking said light body to said docking base when said light body is displaced with respect to said docking base in a generally rearward first direction along said parallel rails engaged with said parallel channels when said headgear with said mount assembly attached thereto is worn by a user; and

an actuator for releasing said light body from said docking base when actuated and said light body is displaced with respect to said docking base in a second direction generally opposite said first direction.

35. Light apparatus comprising:

a headgear;

a docking base attached to said headgear;

a light body including at least one light source;

two spaced-apart parallel attachment channels on one of said docking base and said light body;

two spaced-apart parallel attachment rails on the other one of said docking base and said light body;

said parallel rails and said parallel channels slideably engageable for attaching said light body to said docking base;

a U-shaped channel on said one of said docking base and said light body, said U-shaped channel joining said two parallel channels at an end thereof; and

a U-shaped rail on said other one of said docking base and said light body, said U-shaped rail joining said two parallel rails at an end thereof;

a locking device automatically locking said light body to said docking base when said light body is displaced with respect to said docking base in a first direction along said parallel rails engaged with said parallel channels; and

an actuator for releasing said light body from said docking base when actuated and said light body is displaced with respect to said docking base in a second direction opposite said first direction.

36. The light apparatus according to claim 35, wherein:

said locking device includes a latching lever automatically locking said light body to said docking base when said rails are fully engaged with said channels.

37. The light apparatus according to claim 35, including:

said parallel channels and said U-shaped channel are on said docking base; and

said parallel rails and said U-shaped rail are on said light body.

38. The light apparatus according to claim 37, wherein:

said locking device includes a latching lever automatically locking said light body to said docking base when said rails are fully engaged with said channels.

39. The light apparatus according to claim 37, wherein:

contact of said U-shaped rail and said U-shaped channel when said parallel rails and said parallel channels are engaged prevents displacement of said light body with respect to said docking base in said first direction.

40. The light apparatus according to claim 35, wherein:

contact of said U-shaped rail and said U-shaped channel when said parallel rails and said parallel channels are engaged prevents displacement of said light body with respect to said docking base in said first direction.

41. Light apparatus comprising:

a headgear;

a mount assembly including a docking base, a bracket secured to said docking base and removably attached to said headgear, and a resilient pad secured to said docking base and engaging said headgear when said bracket is attached to said headgear;

a light body including at least one light source;

two spaced-apart parallel attachment channels on one of said docking base and said light body;

two spaced-apart parallel attachment rails on the other one of said docking base and said light body;

said parallel rails and said parallel channels slideably engageable for attaching said light body to said docking base;

a locking device automatically locking said light body to said docking base when said light body is displaced with respect to said docking base in a first direction along said parallel rails engaged with said parallel channels; and

an actuator for releasing said light body from said docking base when actuated and said light body is displaced with respect to said docking base in a second direction.

42. The light apparatus according to claim 41, wherein:

said second direction is opposite said first direction.

43. The light apparatus according to claim 41, wherein:

said two parallel channels are on said docking base; and

said two parallel rails are on said light body.