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| Number | Title | Issue Date |
| 7425139 | Fixation structure for fixing a lamp on a printed circuit board In a fixation structure for fixing a lamp on a printed circuit board (PCB), a connection end of the lamp is received within a connection hole of the PCB and a sleeve having approximately cone shape is disposed between the lamp and the PCB. When the connection end of... | 09/16/2008 |
| 7160143 | System for monitoring connection pattern of data ports The present invention determines and monitors the connection pattern of data ports which are connected by multiconductor cables. An adapter jacket having an external contact is placed over a standardized cable such as an RJ45 cable which connects the data ports. An ... | 01/09/2007 |
| 6375493 | Electrical plug/socket An improved electrical plug/socket includes a seat being a fixed-shaped structure, one end thereof having an insert electrode, the other end thereof having a depression forming a seat chamber, the center having a through hole, a seat edge of an outer peri... | 04/23/2002 |
| 5944542 | Plug safety adapter for anti-electric shock A plug safety adapter is provided for preventing electric shock from occurring while handling an electric plug. The plug safety adapter is comprised of a cylindrical housing, a face plate and a spring which extends between the cylindrical housing and the ... | 08/31/1999 |
| 5731763 | Video/TV access controller An access controller for a television, computer or display device includes a wireless transmitter and a receiving unit. The receiving unit has a tamper-proof housing that covers the device power line and protects receiving and switching circuitry. The rec... | 03/24/1998 |
| 5504658 | Remote control plug unit carrying a battery In an arrangement in which the earphone cord 16 of earphones 15 is connected to a remote control unit 11 and the remote control cord 12 of this remote control unit 11 is detachably connected to a portable audio unit 10 by means of a plug 14, a battery 19 ... | 04/02/1996 |
| 4810199 | Safety electrical plug An improved electrical plug household use to protect household occupants from electrical shocks while inserting or removing the plug from an electrical receptacle. The plug, in general, is a standard household electrical plug with or without a ground pron... | 03/07/1989 |
| 4576428 | Protective boot for telephone subscriber jacks A flexible resilient protective boot for shielding an engaged telephone subscriber plug and jack interconnection against moisture, vermin, insects and the like. The boot is suitable for installation by the subscriber without the use of tools and employing... | 03/18/1986 |
| 4305634 | Electrical plug guard The electrical plug guard comprises a disc member having a pair of elongated slots to frictionally receive the prongs of an electrical plug. The slots have centers offset with respect to each other along the length of the slots. The slots are effective to... | 12/15/1981 |
| 4293733 | Safety cover for electrical outlets The subject invention is a protective safety cover for electrical outlets of the type affixed to the side of a wall or other building appurtenance. The subject outlet cover is a device to protect infant or young children from pulling electrical appliance ... | 10/06/1981 |
| 4156265 | Safety sockets and loads Load and socket arrangements are disclosed wherein contacts within a socket are connected to an electrical energy source by a magnetic reed switch responsive to magnetic material carried by the load. The socket is disconnected from the source and incapabl... | 05/22/1979 |
