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Class Information
Number: 439/650
Name: Electrical connectors > With insulation other than conductor sheath > Plural-contact coupling part > Two or more plural-contact coupling parts combined in one integral unit > Unit includes receptacle for receiving plug having spaced, longitudinally engaging, prong-like contacts
Description: Device wherein at least one of the plural-contact coupling parts contained within the single unitary structure comprises a receptacle adapted to be coupled to a complementary plug having extending therefrom at least two spaced, elongated, fingerlike counter-contacts whose longitudinal axes are parallel to the longitudinal axis along which the one coupling part is intended to be pushed toward and thereby into engagement with other, and wherein the receptacle has at least two correspondingly spaced contacts for slidingly engaging the elongated fingerlike counter-contacts along the longitudinal axes thereof whenever the one coupling part is longitudinally pushed into embracing relationship with the other.

Sub-classes under this class:

Class Number Class Name Patents
439/653 Combined with diverse type of coupling part 33
439/651 Combined with plug having spaced, longitudinally engaging, prong-like contacts 193
439/654 Having receptacle at each of parallel opposed surfaces or sides 150

Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8672715 Electrical contact with two contating portions and electrical connector with the same Mar. 18, 2014
8597059 Plug movable to a plurality of positions depending upon characteristics of a load device Dec. 3, 2013
8558710 Duplex outlet with current indicator Oct. 15, 2013
8469725 Adapter for electric dryers Jun. 25, 2013
8366489 Relay connector Feb. 5, 2013
8217528 Electrical power supplying device having a ring-like subassembly for receiving the power plugs and/or power adapters associated with a plurality of electrical appliances, and a housing design Jul. 10, 2012
8193658 Electrical power supplying device having a ring-like subassembly for receiving the power plugs and/or power adapters associated with a plurality of electrical appliances, and managing excess p Jun. 5, 2012
8174147 Electrical power supplying device having a ring-like power assembly for receiving electrical power plugs and/or power adapters associated with a plurality of electrical appliances, and an un-i May. 8, 2012
8159085 Wall-mountable electrical power supplying device having a ring-like structure for receiving the power plugs and/or power adapters associated with a plurality of electrical appliances, and a ho Apr. 17, 2012
8149570 Universal power supply system Apr. 3, 2012
8062072 Tamper resistant convenience outlet Nov. 22, 2011
7749019 Hospital grade electrical receptacle Jul. 6, 2010
7674990 Intumescent cover for a poke-through assembly Mar. 9, 2010
7661966 Electrical power, communication and data cable management systems Feb. 16, 2010
7638710 Outlet attachment system Dec. 29, 2009
7547235 Multi-socket assembly Jun. 16, 2009
7494356 Wireless and adjustable raceway Feb. 24, 2009
7479031 Snap together electrical receptacle Jan. 20, 2009
7394019 Compact flush-mount self-contained receptacle (SCR) Jul. 1, 2008
7371121 Multiple electrical outlet May. 13, 2008
7347724 Electrical multiple receptacle outlet Mar. 25, 2008
7198523 Receptacle and plug therefor Apr. 3, 2007
7186146 Electric appliance/extension cord assembly with electromagnetic radiation-shielding function Mar. 6, 2007
7178969 Mogul lamp holder Feb. 20, 2007
7166798 Spring-activated in-floor fitting Jan. 23, 2007
7154402 Power strip with smoke detection auto-shutoff Dec. 26, 2006
7082729 Cover assembly for an in-floor fitting Aug. 1, 2006
7077706 Cover for terminal screws of a receptacle Jul. 18, 2006
7025627 Apparatus for connecting and organizing cords and cables Apr. 11, 2006
6989488 Fire retardant poke-through fitting Jan. 24, 2006
6986686 Electrical plug for supplying electric power from a power supply to a medical instrument Jan. 17, 2006
6962506 Electrical coupling device for use with an electrical power converter Nov. 8, 2005
6940015 Power outlet strip having changeable cover Sep. 6, 2005
6939179 Modular plug-in electrical wiring system Sep. 6, 2005
6939180 Receptacle for extension cord Sep. 6, 2005
6913467 Multiple socket having rotatable socket units Jul. 5, 2005
6897379 Rotatable extension cord assembly May. 24, 2005
6890218 Three-phase connector for electric vehicle drivetrain May. 10, 2005
6890219 Polarized receptacle containing baseboard in reduced cable requiring system and method for providing electrical energy to houses and buildings and the like May. 10, 2005
6884125 Secured connector and using process thereof Apr. 26, 2005
6875031 Electrical connector with circuit board module Apr. 5, 2005
6811444 Terminal block with several receptacles for AC and DC Nov. 2, 2004
6790092 Modular terminal block with surge protection Sep. 14, 2004
6784860 Display Aug. 31, 2004
6720495 Quad receptacle, dual circuit flush poke-through wiring fitting with internally mountable communication/data jacks Apr. 13, 2004
6642450 Wall outlet assembly Nov. 4, 2003
6619992 Compact auxiliary wall outlet Sep. 16, 2003
6608894 Logging tap for digital telephone lines Aug. 19, 2003
6568946 Receptacle assembly with a mobile receptacle May. 27, 2003
6551130 4.times.8 fire rated poke through fitting Apr. 22, 2003

1 2 3 4

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