Cordset assembly

• US 8,182,279 B2
• Filed: 08/31/2010
• Issued: 05/22/2012
• Est. Priority Date: 03/16/2007
• Status: Active Grant

• Current Assignee: Miller Manufacturing Company (Leggett & Platt Incorporated)
• Original Assignee: Allied Precision Industries, Inc. (Miller Manufacturing Company Incorporated)
• Inventors: Reusche, Thomas K., Chumbley, Philip E.
• Primary Examiner(s): Patel, Tulsidas C
• Assistant Examiner(s): Chambers, Travis
• Application Number:
  US12/872,843
• Publication Number:
  US 20100323547A1
• Time in Patent Office: 630 Days
• Field of Search: 439/271, 439/320, 439/359, 439/106, 439/107, 439/638, 439/135, 439/136, 439/137, 439/140, 439/141, 439/145, 439/346, 439/395, 439/371, 439/592, 439/693, 439/536, 439/892, 439/915, 439/923, 439/272, 411/417, 411/418, 411/437, 174/67, 220/242
• US Class Current: 439/271
• CPC Class Codes: H01R 13/5219 Sealing means between coupling parts, e.g. interfacial seal
• CPC Class Codes: H01R 13/652 with earth pin, blade or socket
• CPC Class Codes: H01R 2103/00 Two poles
• CPC Class Codes: H01R 24/30 with additional earth or shield contacts

Abstract

An extension cordset assembly includes a receptacle and a sealing gasket. The receptacle includes a receptacle main body, a receptacle connecting interface and first and second spade mating holes extending into the receptacle main body from the receptacle connecting interface. The receptacle is configured to mate with a plug having a standard spade configuration. The sealing gasket is positioned on the receptacle connecting interface and includes first and second spade openings aligned with the first and second spade mating holes, respectively. The sealing gasket is configured to provide a water-resistant seal between the receptacle and the plug.

Claims

1. An extension cordset assembly comprising:

a receptacle comprising a receptacle main body, a receptacle connecting interface and first and second spade mating holes extending into said receptacle main body from said receptacle connecting interface, said receptacle configured to mate with a plug having a standard spade configuration, wherein said receptacle connecting interface comprises first and second spade rims surrounding said first and second spade mating holes, respectively, said first and second spade rims being positioned within first and second spade openings, respectively; and

a sealing gasket positioned on said receptacle connecting interface, wherein said sealing gasket comprises said first and second spade openings aligned with said first and second spade mating holes, respectively, said sealing gasket configured to provide a water-resistant seal between said receptacle and the plug and to be compressively sandwiched between said receptacle connecting interface and a plug connecting interface.

2. The extension cordset assembly of claim 1, wherein said sealing gasket further comprises first and second sealing rims surrounding said first and second spade openings, respectively.

3. The extension cordset assembly of claim 1, wherein said sealing gasket further comprises a sealing ridge about a periphery of said sealing gasket.

4. The extension cordset assembly of claim 1, further comprising a first connecting nut rotatably secured to said receptacle main body, said connecting nut configured to threadably secure to a portion of the plug in order to secure said receptacle to the plug.

5. The extension cordset assembly of claim 4, further comprising a second connecting nut configured to threadably secure to said receptacle main body, said second connecting nut ensuring said first connecting nut remains on said receptacle main body.

6. The extension cordset assembly of claim 5, wherein said receptacle main body further comprises a backstop that ensures said second connecting nut remains on said receptacle main body.

7. The extension cordset assembly of claim 1, wherein said receptacle further comprises a ground pin mating hole extending into said receptacle main body from said receptacle connecting interface, and wherein said sealing gasket further comprises a ground pin opening aligned with said ground pin mating hole.

8. The extension cordset assembly of claim 7, wherein said sealing gasket further comprises a rim surrounding said ground pin opening.

9. An extension cordset assembly comprising:

a plug comprising a plug main body, a plug connecting interface and first and second spades extending from said plug connecting interface, wherein said first and second spades are in a standard configuration, wherein said plug further comprises an upstanding rim surrounding said plug connecting interface;

a receptacle connected to said plug through an insulated cord, said receptacle comprising a receptacle main body, a receptacle connecting interface and first and second spade mating holes extending into said receptacle main body from said receptacle connecting interface; and

a sealing gasket configured to be compressively sandwiched between another plug connecting interface and said receptacle connecting interface, said sealing gasket comprising first and second spade openings aligned with said first and second spade mating holes, respectively, said sealing gasket configured to provide a water-resistant seal between said receptacle and another plug.

10. The extension cordset assembly of claim 9, wherein said sealing gasket further comprises a sealing ridge about a periphery of said sealing gasket.

11. The extension cordset assembly of claim 9, wherein said sealing gasket is attached to said receptacle.

12. The extension cordset assembly of claim 9, wherein said sealing gasket is attached to said plug.

13. The extension cordset assembly of claim 9, further comprising a first connecting nut rotatably secured to said receptacle main body, said connecting nut configured to threadably secure to another plug main body in order to secure said receptacle to the other plug.

14. The extension cordset assembly of claim 13, further comprising a second connecting nut configured to threadably secure to said receptacle main body, said second connecting nut ensuring said first connecting nut remains on said receptacle main body.

15. The extension cordset assembly of claim 14, wherein said receptacle main body further comprises a backstop that ensures said second connecting nut remains on said receptacle main body.

16. The extension cordset assembly of claim 9, wherein said plug further comprises a ground pin extending from said plug connecting interface, said receptacle further comprises a ground pin mating hole extending into said receptacle connecting interface, and said sealing gasket further comprises a ground pin opening aligned with said ground pin mating hole.

17. The extension cordset assembly of claim 16, wherein said receptacle connecting interface comprises first and second spade rims surrounding said first and second spade mating holes, respectively, and a ground pin rim surrounding said ground pin opening, said first and second spade rims being positioned within said first and second spade openings, respectively, and said ground pin rim being positioned within said ground pin opening.

18. The extension cordset assembly of claim 16, wherein said sealing gasket further comprises first and second sealing rims surrounding said first and second spade openings, respectively, and a third sealing rim surrounding said ground pin opening.

19. An extension cordset assembly configured to provide electrical power from a standard outlet to an electrical device, the extension cordset assembly comprising:

a plug comprising a plug main body, a plug connecting interface and a first spade, a second spade and a ground pin extending from said plug connecting interface;

a receptacle comprising a receptacle main body, a receptacle connecting interface and a first spade mating hole, a second spade mating hole and a ground pin mating hole extending into said receptacle main body from said receptacle connecting interface;

a sealing gasket configured to be compressively sandwiched between another plug connecting interface and said receptacle connecting interface, said sealing gasket comprising first and second spade openings aligned with said first and second spade mating holes, respectively, and a ground pin opening aligned with said ground pin mating hole;

a first connecting nut rotatably secured to said receptacle main body, said connecting nut configured to threadably secure to a portion of another plug in order to secure said receptacle to the other plug; and

a second connecting nut configured to threadably secure to said receptacle main body, said second connecting nut ensuring said first connecting nut remains on said receptacle main body.

20. The extension cordset assembly of claim 19, wherein each of said plug main body, said receptacle main body and said sealing gasket are triangular.

21. The extension cordset assembly of claim 19, wherein said receptacle main body further comprises a backstop that ensures said second connecting nut remains on said receptacle main body.

22. The extension cordset assembly of claim 19, wherein said plug further comprises an upstanding rim surrounding said plug connecting interface.

23. The extension cordset assembly of claim 19, wherein said receptacle connecting interface comprises first and second spade rims surrounding said first and second spade mating holes, respectively, and a ground pin rim surrounding said ground pin opening, said first and second spade rims being positioned within said first and second spade openings, respectively, and said ground pin rim being positioned within said ground pin opening.

24. The extension cordset assembly of claim 19, wherein said sealing gasket further comprises a sealing ridge about a periphery of said sealing gasket.

25. The extension cordset assembly of claim 19, wherein said sealing gasket further comprises first and second sealing rims surrounding said first and second space openings, respectively, and a third sealing rim surrounding said ground pin opening.

26. An extension cordset assembly comprising:

a plug comprising a plug main body, a plug connecting interface and a first spade and a second spade extending from said plug connecting interface;

a receptacle connected to said plug through an insulated cord, said receptacle comprising a receptacle main body, a receptacle connecting interface and first and second spade mating holes extending into said receptacle main body from said receptacle connecting interface;

a sealing gasket configured to be compressively sandwiched between another plug connecting interface and said receptacle connecting interface, wherein said sealing gasket comprises first and second spade openings aligned with said first and second spade mating holes, respectively;

a first connecting nut rotatably secured to said receptacle main body, said connecting nut configured to threadably secure to another plug main body in order to secure said receptacle to the other plug; and

a second connecting nut configured to threadably secure to said receptacle main body, said second connecting nut ensuring said first connecting nut remains on said receptacle main body.

27. The extension cordset assembly of claim 26, wherein at least a portion of said plug main body is threaded in order to threadably secure to another first connecting nut.

28. The extension cordset assembly of claim 26, wherein said receptacle main body further comprises a backstop that ensures said second connecting nut remains on said receptacle main body.

29. The extension cordset assembly of claim 26, wherein said plug further comprises an upstanding rim surrounding said plug connecting interface.

30. The extension cordset assembly of claim 26, wherein said receptacle further comprises an upstanding rim surrounding said receptacle connecting interface.

31. An extension cordset assembly comprising:

a plug comprising a plug main body, a plug connecting surface from which first and second spades extend, wherein said first and second spades are in a standard configuration, wherein said plug further comprises an upstanding rim surrounding said plug connecting surface; and

a receptacle connected to said plug through an insulated cord, said receptacle comprising a receptacle main body, a receptacle connecting surface into which first and second spade mating holes extend into said receptacle main body,

wherein one or both of said plug connecting surface and said receptacle connecting surface are configured to provide a water-resistant seal configured to be compressively sandwiched between said plug connecting surface or said receptacle connecting surface and another receptacle connecting surface or another plug connecting surface, respectively.

32. An extension cordset assembly comprising:

a receptacle comprising a receptacle main body, a receptacle connecting interface and first and second spade mating holes extending into said receptacle main body from said receptacle connecting interface, said receptacle configured to mate with a plug having a standard spade configuration;

a sealing gasket positioned on said receptacle connecting interface, said sealing gasket configured to provide a water-resistant seal between said receptacle and the plug and to be compressively sandwiched between said receptacle connecting interface and a plug connecting interface;

a first connecting nut rotatably secured to said receptacle main body, said connecting nut configured to threadably secure to a portion of the plug in order to secure said receptacle to the plug; and

a second connecting nut configured to threadably secure to said receptacle main body, said second connecting nut ensuring said first connecting nut remains on said receptacle main body.

33. The extension cordset assembly of claim 32, wherein said receptacle main body further comprises a backstop that ensures said second connecting nut remains on said receptacle main body.

34. An extension cordset assembly comprising:

a plug comprising a plug main body, a plug connecting interface and a first spade and a second spade extending from said plug connecting interface;

a receptacle connected to said plug through an insulated cord, said receptacle comprising a receptacle main body, a receptacle connecting interface and first and second spade mating holes extending into said receptacle main body from said receptacle connecting interface;

a sealing gasket configured to be compressively sandwiched between another plug connecting interface and said receptacle connecting interface;

a first connecting nut rotatably secured to said receptacle main body, said connecting nut configured to threadably secure to another plug main body in order to secure said receptacle to the other plug; and

a second connecting nut configured to threadably secure to said receptacle main body, said second connecting nut ensuring said first connecting nut remains on said receptacle main body.

35. The extension cordset assembly of claim 34, wherein said receptacle main body further comprises a backstop that ensures said second connecting nut remains on said receptacle main body.

36. An extension cordset assembly comprising:

a receptacle comprising a receptacle main body, a receptacle connecting interface and first and second spade mating holes extending into said receptacle main body from said receptacle connecting interface, said receptacle configured to mate with a plug having a standard spade configuration;

a sealing gasket positioned on said receptacle connecting interface, wherein said sealing gasket comprises first and second spade openings aligned with said first and second spade mating holes, respectively, said sealing gasket configured to provide a water-resistant seal between said receptacle and the plug and to be compressively sandwiched between said receptacle connecting interface and a plug connecting interface;

a first connecting nut rotatably secured to said receptacle main body, said connecting nut configured to threadably secure to a portion of the plug in order to secure said receptacle to the plug; and

a second connecting nut configured to threadably secure to said receptacle main body, said second connecting nut ensuring said first connecting nut remains on said receptacle main body.

37. The extension cordset assembly of claim 36, wherein said receptacle main body further comprises a backstop that ensures said second connecting nut remains on said receptacle main body.

38. An extension cordset assembly comprising:

a receptacle comprising a receptacle main body, a receptacle connecting interface and first and second spade mating holes extending into said receptacle main body from said receptacle connecting interface, said receptacle configured to mate with a plug having a standard spade configuration; and

a sealing gasket positioned on said receptacle connecting interface, wherein said sealing gasket comprises;

first and second spade openings aligned with said first and second spade mating holes, respectively, said sealing gasket configured to provide a water-resistant seal between said receptacle and the plug and to be compressively sandwiched between said receptacle connecting interface and a plug connecting interface; and

first and second sealing rims surrounding said first and second spade openings, respectively.

39. An extension cordset assembly comprising:

a receptacle comprising a receptacle main body, a receptacle connecting interface and first and second spade mating holes extending into said receptacle main body from said receptacle connecting interface, said receptacle configured to mate with a plug having a standard spade configuration, wherein said receptacle further comprises a ground pin mating hole extending into said receptacle main body from said receptacle connecting interface; and

a sealing gasket positioned on said receptacle connecting interface, wherein said sealing gasket comprises first and second spade openings aligned with said first and second spade mating holes, respectively, said sealing gasket configured to provide a water-resistant seal between said receptacle and the plug and to be compressively sandwiched between said receptacle connecting interface and a plug connecting interface, wherein said sealing gasket further comprises a ground pin opening aligned with said ground pin mating hole, and a rim surrounding said ground pin opening.