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Class Information
Number: 439/680
Name: Electrical connectors > With insulation other than conductor sheath > Plural-contact coupling part > Plural-contact coupling part comprises receptacle or plug > Polarized > By key or guideway
Description: Coupling part either (a) having a groove or slot thereon disposed parallel to the axis along which the coupling part engages its mating coupling part, which groove or slot is intended to cooperate with a member carried by the mating coupling part by slidingly receiving the member within the groove or slot to fix the relative angular relationship of the coupling parts about the longitudinal engagement axis whenever they are coupled; or (b) having a member thereon adapted to cooperate with a groove or slot disposed on the mating coupling part parallel to the axis along which the coupling part engages its mating coupling part, which member is intended to ride in said groove or slot to fix the relative angular relationship of the coupling parts about the longitudinal engagement axis whenever they are coupled.










Sub-classes under this class:

Class Number Class Name Patents
439/681 User adjustable key or guideway 156


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13

Patent Number Title Of Patent Date Issued
4905938 Special purpose robotic end effector Mar. 6, 1990
4900261 Electrical connector system Feb. 13, 1990
4900274 Keying system for assuring proper array configuration of cable cards Feb. 13, 1990
4878858 Low profile shielded jack Nov. 7, 1989
4867699 Connector with checking device Sep. 19, 1989
4864116 Mechanism for connecting an IC card to an external device Sep. 5, 1989
4859191 Multi-piece connector assembly Aug. 22, 1989
4857016 Components for flexible wiring systems Aug. 15, 1989
4840586 Keying apparatus for connecting a printed wiring assembly to a backplane structure Jun. 20, 1989
4832624 Key retention system May. 23, 1989
4824402 Connector plug Apr. 25, 1989
4822305 Programmable keying system Apr. 18, 1989
4820179 Multi-contact electrical connector Apr. 11, 1989
4813892 Multi-pole plug connector Mar. 21, 1989
4802861 Self-aligning electrical connector Feb. 7, 1989
4801277 Underwater electrical connector with keyed insert sleeve Jan. 31, 1989
4795375 Compression and torque load bearing connector Jan. 3, 1989
4787860 Connector system having combined latch and polarization member Nov. 29, 1988
4784614 Components having means for keyed interconnectability Nov. 15, 1988
4781626 Keying system for connector families Nov. 1, 1988
4772226 Socket for a round plug having the same contact pattern Sep. 20, 1988
4772210 Electrical connector with keying, torsion restraint and latching features Sep. 20, 1988
4768978 Coded fuse and fuse holder Sep. 6, 1988
4764129 Electrical connector assemblies Aug. 16, 1988
4759730 Polarized fuseholder assembly Jul. 26, 1988
4758928 Mechanical interlock arrangement for preventing misinstallation of PC boards in an associated mainframe chassis Jul. 19, 1988
4756593 Connector comprising a plug having a built-in optoelectronic conversion means and a socket Jul. 12, 1988
4741708 Connector plug May. 3, 1988
4736999 Electrical connector with component keying system Apr. 12, 1988
4732437 Electrical connector Mar. 22, 1988
4718862 Two-way electrical apparatus handle Jan. 12, 1988
4701003 Pouch assembly for computer container Oct. 20, 1987
4699593 Connector having contact modules for a substrate such as an IC chip carrier Oct. 13, 1987
4695110 Electrical connector apparatus Sep. 22, 1987
4695112 Printed circuit board, edgeboard connector therefor Sep. 22, 1987
4693531 Connecting device for testing printed circuit Sep. 15, 1987
4685758 Connector plug Aug. 11, 1987
4684199 Connector plug Aug. 4, 1987
4666325 Connector May. 19, 1987
4639061 Environmentally sealed connector Jan. 27, 1987
4630876 Electrical connector Dec. 23, 1986
4627759 Screw type connector set Dec. 9, 1986
4626061 Crimp connect terminals Dec. 2, 1986
4620759 Preloaded electrical connector utilizing angularly grouped pawls for both indexing and latching of plug and receptacle components Nov. 4, 1986
4616894 Electrical connector for hot melt hose unit and gun Oct. 14, 1986
4614391 H-terminal assembly Sep. 30, 1986
4611878 Electrical plug connector Sep. 16, 1986
4610498 Polarized threaded lamp base Sep. 9, 1986
4608528 Battery charger adapter Aug. 26, 1986
4603929 Connector shroud Aug. 5, 1986

1 2 3 4 5 6 7 8 9 10 11 12 13










 
 
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