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Class 439/620.31 - Plug is an adapter (includes connector for second plug


Subclass of Class 439 - Electrical connectors
Definition: Subject matter wherein the connector is adapted to be
No. of patents: 22
Last issue date: 03/06/2012


NumberTitleIssue Date
8128434Electrical adapter with fuse
An electrical adapter is disclosed for providing overload protection between a conventional electrical receptacle and an external electrical plug comprising a housing comprising a plug housing portion and a receptacle housing portion. Electrical blades are supported...
03/06/2012
8105113Fuse adapter
A fuse adapter adapts coplanar blades of fuse having a predetermined blade spacing to fit a pair of coplanar blade receiving terminal slots in a circuit having a different slot spacing. The fuse adapter includes a pair of adapter terminals. Each adapter terminal has...
01/31/2012
7985098Fuse connector assembly
A connector assembly for mating with a power distribution module is provided. The connector assembly includes a header connector assembly and a fuse connector assembly. The header connector assembly is configured to be mounted to the power distribution module. The h...
07/26/2011
7354286Adapter for connectors
An adapter for connectors to couple connectors and power supply sockets of different specifications to establish electric connection between them includes two terminal sets that are insertable into the power supply sockets. The two terminal sets are pivotally couple...
04/08/2008
4865565Sneak current protector for a communication circuit 110-type wiring block
A sneak current protector for use with a communication circuit standard 110-type wiring block and block connector is disclosed. The protector includes a pair of fuses mounted between a first pair of resilient contact members and a second pair of stationar...
09/12/1989
4770647Electrical plug and socket having replaceable overcurrent protection device with safety latch means
The invention relates to an electrical plug having insulating inner housing with a channel therein. A pair of conductors extending into the channel are provided having terminals fixed to ends thereof and disposed in the channel. A seat of insulated materi...
09/13/1988
4768979Electrical plug and socket having replaceable overcurrent protection device with safety latch means
An electrical plug which has removable inner components and which may have at its rear end a pair of plug slots which are adapted to receive the prongs of a second plug. Fuses and conductors are removable from and insertable into a channel formed within t...
09/06/1988
4758184Fused plug for electrical appliance cord
An electrical plug housing is provided having a base part and a fuse part. Both parts fit together and secure electrical contact members that provide male and female plug connections. One of the members comprises two sections each of which are in engageme...
07/19/1988
4684914Combination plug
A plug having an outer housing and an insert. The insert comprises fuse blocks and prongs. The outer housing has a sliding door for checking and/or changing the fuses. The outer housing also has a conduction wire inlet, through which the conduction wires ...
08/04/1987
4679877Electric plug with snap-fitted housing components
An electric plug has registering housing shells which interlock when pressed together by way of flexible legs with locking feet on one of the shells which pass through passages in the other shell. These legs deflect while the feet pass through the passage...
07/14/1987
4592613Replaceable fuse add-on plug
A fused plug (12) of the add-on type includes a body shell (13') formed of integral one-piece molded construction. The shell has a recess (23) opening forwardly. A fuse site body (27) is receivable within the recess. The fuse site body includes longitudin...
06/03/1986
4484185Safety plug adapter
A safety plug to an outlet box receptacle, which includes an overcurrent protection device, and engaging devices for engaging the safety plug adapter both to flanged portions of the outlet box face plate and to the electric cord so that it is difficult fo...
11/20/1984
4480891Electrical plug and socket having replaceable overcurrent-protection device with safety latch means
An electrical plug, of male or female construction, provided with a relatively enlarged opening between the main conductors of the plug such as outwardly projecting prongs or inwardly disposed blades, for removal from and insertion therein of an overcurre...
11/06/1984
4443050Electrical interconnectors
An electrical interconnector, e.g. a male pin plug, comprises electrical connector members and associated terminals which are formed from sheet metal. The terminals include at least one (1) tooth adapted to pierce the insulation to make contact with the c...
04/17/1984
4420214Electrical plug and socket having replaceable overcurrent-protection device provided with safety latch means
An electrical plug or socket having a replaceable overcurrent-protection device positioned within the plug or socket body. There is provided a safety latch means including a latch member adapted to be inserted into the plug or socket body to protect, to s...
12/13/1983
4284319Crimp fuse
A fused plug wherein at least one wire of a line cord is connected to a prong member by means of a fuse assembly in which one end of a length of fuse wire or other fuse material is electrically connected as by soldering or crimping to a portion of the lin...
08/18/1981
4275374Fuse-plug adapter for electrical cord
In a preferred embodiment, a string of Christmas lights includes a plug adapted to receive an electrical fuse within a lower insertion opening in the plug-face from which the male prong elements extend from the plug such that when the plug is withdrawn fr...
06/23/1981
4274698Fused electric plug with snap-fitted body parts
A fused electric plug has its housing made up by a pair of body shells and a slide door which can each be injection molded of a rigid thermoplastic material and yet will all snap-fit together and remain locked in position with a pair of conductor prongs h...
06/23/1981
4261634Booster cable adapter
Convenience type adapter to be connected to an automobile, boat, or other storage battery by ordinary battery booster cables provided with a receptacle to receive standard type of plug and which is provided with fuses and/or circuit breakers and provision...
04/14/1981
4176902Method for fusing male plug at end of power line cord
A fused plug having the line cord wires terminating within the plug and a fuse link inside the plug between each wire and an associated plug prong....
12/04/1979
4109988Duplex outlet device
A duplex outlet device for use in an automotive vehicle having a cigarette lighter device defined by a cup-shaped socket. The outlet device includes a plug portion adapted to be received in the lighter socket and defines a pair of outer sockets each of wh...
08/29/1978
4080039Fusable electrical plug
An electrical power plug having a fuse positioned within the plug housing. The fuse is formed from an elongated plastic fuse holder having a wire fuse element extending through each end. One end of the fuse holder contacts a planar contact plate which is ...
03/21/1978
 
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