IP Library Granted Patent US 7,150,635
Granted Patent B2
US 7,150,635 · App. 11/081,333 · Granted Dec 19, 2006

Electrical device having an electrical component safety apparatus

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Quick Facts
Patent No.
US 7,150,635
App. No.
11/081,333
Granted
Dec 19, 2006
Kind
B2
Abstract

An electrical device having an electrical component safety apparatus is disclosed, wherein the electrical device includes a power connection configured to operatively engage a power cord, and an access door providing access to an electrical or electronic component, wherein the access door has a closed position and an open position. The access door is configured such that the door is prevented from transitioning between the closed position and the open position while the power cord is operatively engaged with the power connection.

Claims (41)

1. An electrical device having an electrical component safety apparatus, the device comprising:

a power cord;

a power connection configured to operatively engage the power cord; and

an access door providing access to an electrical component having a closed position and an open position, wherein the door is configured such that the door is prevented from transitioning between the closed position and the open position while the power cord is operatively engaged with the power connection.

2. The electrical component safety apparatus of claim 1 , wherein the access door further comprises an access door arm extending therefrom.

3. The electrical component safety apparatus of claim 2 , wherein the arm further comprises an aperture.

4. The electrical component safety apparatus of claim 3 , wherein the arm is configured such that the power cord passes through the aperture when the power cord is operatively engaged with the power connection.

5. The electrical component safety apparatus of claim 2 , wherein the arm is configured for insertion into an opening on a housing when the access door is transitioned from the open position to the closed position.

6. The electrical component safety apparatus of claim 2 , wherein at least a portion of the arm is not coplanar with at least a portion of the door.

7. The electrical component safety apparatus of claim 6 , wherein at least a portion of the arm is not parallel to at least a portion of the door.

8. The electrical component safety apparatus of claim 6 , wherein at least a portion of the arm is substantially perpendicular to at least a portion of the door.

9. The electrical component safety apparatus of claim 1 , wherein the access door further comprises a fastener, wherein the fastener is configured to secure the access door in the closed position.

10. The electrical component safety apparatus of claim 9 , wherein the fastener is a screw.

11. The electrical component safety apparatus of claim 9 , wherein the fastener is a latch.

12. The electrical component safety apparatus of claim 9 , wherein operational engagement of the power cord with the power connection prevents access to the fastener.

13. The electrical component safety apparatus of claim 1 , wherein the access door further comprises an electrical component.

14. The electrical component safety apparatus of claim 1 , wherein the power connection comprises a power inlet socket configured to receive the power cord.

15. The electrical component safety apparatus of claim 1 , wherein the door further comprises an opening configured such that the power cord will be at least partially disposed within the opening when the door is in a closed position and the power cord is operatively engaged with the power connection.

16. A projector comprising:

a housing;

a light source disposed within the housing configured to generate and project an image onto a surface;

a power socket disposed on the housing;

a power cord configured for operative engagement with the power socket; and

an access panel disposed on the housing, wherein the access panel is configured such that operative engagement of the power cord with the power socket secures the access panel in a closed position.

17. The projector of claim 16 , wherein the access panel further comprises an opening wherein the power cord is at least partially disposed within the opening when the power cord is operatively engaged with the power socket.

18. The projector of claim 17 , wherein the opening is an aperture.

19. The projector of claim 16 , wherein the access panel further comprises a fastener configured to secure the access panel in the closed position, wherein the access panel is configured such that operative engagement of the power cord with the power socket prevents disengagement of the fastener.

20. The projector of claim 19 , wherein the fastener is a screw.

21. The projector of claim 19 , wherein the fastener is a latch.

22. The projector of claim 16 , wherein the access panel comprises a lamp door configured to provide access to the light source.

23. The projector of claim 16 , wherein the access panel is configured such that the power cord must be disconnected from the projector to open the access panel.

24. The projector of claim 23 , wherein the projector is further configured such that the light source will be inoperable when the access panel is not in the closed position.

25. An electrical device having an electrical component safety apparatus, the device comprising:

a power cord;

a power connection configured to operatively engage the power cord; and

an access door providing access to an electrical component having a closed position and an open position, wherein the door is configured such that the door is prevented from transitioning between the closed position and the open position while the power cord is operatively engaged with the power connection, wherein the access door further comprises an access door arm extending therefrom, wherein the access door arm comprises an aperture, and wherein the arm is configured such that the aperture will be operatively aligned with the power connection when the access door is in the closed position.

26. An electrical device having an electrical component safety apparatus, the device comprising:

a power cord;

a power connection configured to operatively engage the power cord; and

an access door providing access to an electrical component having a closed position and an open position, wherein the door is configured such that the door is prevented from transitioning between the closed position and the open position while the power cord is operatively engaged with the power connection;

wherein the power cord comprises a connector configured to be received by the power connection, wherein the power connection is located at least partially proximate to the access door, and wherein the connector is configured such that when the power cord is operatively engaged with the power connection at least a portion of the connector overlaps at least a portion of the access door.

Assignments (3)
CORRECTIVE ASSIGNMENT TO CORRECT THE SERIAL NUMBER NOT LISTED ON THE ORIGINAL ASSIGNMENT DOCUMENT PREVIOUSLY RECORDED ON REEL 016878 FRAME 0483. ASSIGNOR(S) HEREBY CONFIRMS THE CORRECT SERIAL NUMBER OF THE APPLICATION IS 11/081,333. Recorded Nov 20, 2009
From: OSTMOE, ELIN; LUND, JOHNNY ANDRE
To: INFOCUS CORPORATION
Reel/Frame 023552/0443 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 19, 2009
From: INFOCUS CORPORATION
To: RPX CORPORATION
Reel/Frame 023538/0709 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 19, 2009
From: RPX CORPORATION
To: SEIKO EPSON CORPORATION
Reel/Frame 023538/0889 →