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Class Information
Number: 439/840
Name: Electrical connectors > Metallic connector or contact having movable or resilient securing part > Spring actuated or resilient securing part > Helically coiled spring forms securing part
Description: Electrical connector wherein the elastic body is in the form of a coil made from a resilient wirelike material which has been formed into a series of loops or turns wound helically about an axis; and wherein the said elastic coil also constitutes the displaceable securing member, whereby the elastic coil is in direct touching engagement with the conductor to be secured whenever it is secured by the connector.

Sub-classes under this class:

Class Number Class Name Patents
439/841 Adapted to receive elongated contact or conductor by insertion along axis passing through spring coils 58

Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8529303 Spring contact for conducting electricity Sep. 10, 2013
8491346 Electrical contacts using canted coil springs and stamped housings and methods thereof Jul. 23, 2013
8382533 Electrically conducting terminal Feb. 26, 2013
8366498 Power jack for a welding device Feb. 5, 2013
8342893 Stamped electrical terminal Jan. 1, 2013
8096842 Electro-mechanical connector for solar arrays Jan. 17, 2012
7999202 Contact Aug. 16, 2011
7955145 In-line connector Jun. 7, 2011
7918694 Connector assembly for solar shingles Apr. 5, 2011
7914351 Electrical connectors with improved electrical contact performance Mar. 29, 2011
7722415 In-line connector May. 25, 2010
7704107 Conductive coil connector for reconfigurable electrical circuit element Apr. 27, 2010
7655351 Administering device with a power source contacted by spring force Feb. 2, 2010
7601006 Wind turbine, a high current connector and uses thereof Oct. 13, 2009
7489140 Apparatus, method and system for spark testing an insulated cable Feb. 10, 2009
7458862 Canted coil spring power terminal and sequence connection system Dec. 2, 2008
7429198 Electrode connector for ring laser gyros Sep. 30, 2008
7316593 Electrical connector with embedded canted coil spring Jan. 8, 2008
7274964 Use of an axial canted coil spring as an electrical contact to minimize resistivity variations under dynamic loads Sep. 25, 2007
7229327 Canted coil spring power terminal and sequence connection system Jun. 12, 2007
7033232 Electric plug connector Apr. 25, 2006
6966802 Plug connector Nov. 22, 2005
6887085 Terminal for spiral contactor and spiral contactor May. 3, 2005
6817893 Plug connector for connection with a battery terminal Nov. 16, 2004
6773312 Electrical pressure contact Aug. 10, 2004
6749358 Connector for latching and carrying current capabilities with tooless connection Jun. 15, 2004
6666690 Coil spring contact connector Dec. 23, 2003
6659778 Contact assembly for land grid array interposer or electrical connector Dec. 9, 2003
6565395 Electrical connection to a coil spring through a local interference fit for connection to a vibratory rotation sensor and method of forming the same May. 20, 2003
6472599 Arrangement for supplying power from a buss bar to a circuit board Oct. 29, 2002
6439894 Contact assembly for land grid array interposer or electrical connector Aug. 27, 2002
6416330 Canted coil spring conductor electrical circuit connector Jul. 9, 2002
6388885 Controller with helical spring contacts May. 14, 2002
5990458 End cap contact assembly for a heater roller Nov. 23, 1999
5941739 Electrical connection system for a full erase head assembly of a video cassette recorder Aug. 24, 1999
5708234 Wire connector Jan. 13, 1998
5584723 Rechargeable battery assembly Dec. 17, 1996
5531618 Apparatus and method of connecting and terminating electrical conductors Jul. 2, 1996
5468153 Wireline swivel and method of use Nov. 21, 1995
5468164 Female contact, in particular for a high tension section switch Nov. 21, 1995
5454735 Severable radio frequency coaxial cable connectors having minimal signal degradation Oct. 3, 1995
5439393 Helical zero insertion force connector for coaxial cables Aug. 8, 1995
5383798 VCR terminal connector Jan. 24, 1995
5368491 High density electrical connector Nov. 29, 1994
5342225 Electrical connector for pyrotechnic applications Aug. 30, 1994
5340323 Coil spring engagement construction of a high tension terminal in an engine ignition apparatus Aug. 23, 1994
5328393 Annular electrical contact system, in particular for a circuit-breaker Jul. 12, 1994
5322454 Connector for helically corrugated conduit Jun. 21, 1994
5310359 Cable connector with strain relief May. 10, 1994
5260534 Rocker switch with spring-clamped terminals Nov. 9, 1993

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