Patent
   D386149
Priority
May 23 1994
Filed
May 23 1994
Issued
Nov 11 1997
Expiry
Nov 11 2011
Assg.orig
Entity
unknown
10
11
n/a
The ornamental design for a device used to lock and secure an eletrical plug, as shown and described.

FIG. 1 is a front and upper left, exploded, perspective view of a device used to lock and secure an electrical plug showing our new design;

FIG. 2 is a front and upper left perspective view thereof shown in the assembled condition;

FIG. 3 is a left side view of a single member of the device used to lock and secure an electrical plug. The accompanying member is omitted for clarity of illustration;

FIG. 4 is a top view thereof;

FIG. 5 is a right side view thereof; and,

FIG. 6 is a front view thereof.

The omitted accompanying member is identical to the one shown. The broken line showing of the plug and cord is included for the purpose of illustrating environmental structure only and forms no part of the claimed design.

Malone, Sr., William R., Malone, Theresa Anne

Patent Priority Assignee Title
10179656, Oct 23 2015 Aircraft thievery protection apparatus and methods
6676421, Nov 22 2002 Electrical plug locking assembly
9812814, Mar 07 2017 Appleton Grp LLC Safety lockout feature for plug
D410435, Apr 23 1998 Plug box
D573953, Oct 07 2006 Power plug shield
D576110, Oct 31 2007 Technology Research Corporation Closure for an electrical cord
D591245, Feb 07 2008 Honda Tsushin Kogyo Co., Ltd. Locking cover for electrical cable connector
D592151, Jul 02 2008 TE Connectivity Corporation Connector cover
D601098, Oct 31 2007 Technology Research Corporation Closure for electrical cord
D701495, Aug 27 2013 Harman International Industries, Incorporated Connector cover
Patent Priority Assignee Title
4592607, Feb 01 1985 Electrical connector plug control
4679873, Sep 08 1986 Electrical plug lock
4749363, Mar 12 1987 Extension cord safety box
5061194, Feb 15 1991 Hubbell Incorporated Electrical connector lockout device
5178551, Apr 07 1992 Device for preventing unauthorized individual from plugging in electrical apparatus
CA1113521,
D309893, Jan 30 1987 YAZAKI CORPORATION, A JAPANESE CORP Cover for an electrical wire connector housing
D325374, Sep 20 1989 Electric cord lockbox
FR2234687,
FR2633458,
GB2237150,
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