Patents Assigned to Legrand France
  • Patent number: 11735895
    Abstract: Disclosed is a length of cable run made of metal wire mesh having a nominal end and a fish-plated end equipped with a fish plate made of metal wires which is configured to allow the fish-plated end to be assembled by clip-fastening with the nominal end of a similar length of cable run; lateral parts of the fish plate each including a flexible arm, a head provided with a ramp and with a clip and connected to the flexible arm by one of its ends, and a spacer secured to the end cross wire of the fish-plated end and situated between this end cross wire and the end cross wire of the nominal end of the similar length when the fish-plated end of the length and the nominal end of the similar length are assembled.
    Type: Grant
    Filed: March 12, 2021
    Date of Patent: August 22, 2023
    Assignees: LEGRAND FRANCE, LEGRAND SNC
    Inventor: Damien Adam
  • Patent number: 11664646
    Abstract: A cable tray system including two or more cable tray sections comprising a first side rail and a second side rail arranged substantially parallel to one another and a floor extending between. The tray system also includes one or more flex-wires for joining the cable tray sections, where the flex-wires can be U— or loop-shaped. Upon exerting tension on the flex-wires, the first and second cable tray sections can move away from one another from a first position to a second position. In addition, the tray system includes a fastening device that removably locks the tray system into the second position.
    Type: Grant
    Filed: July 25, 2022
    Date of Patent: May 30, 2023
    Assignees: CABLOFIL, INC., LEGRAND FRANCE, LEGRAND SNC
    Inventors: Dallas Kellerman, Robert Crain, Zachary Bridgeman, Alain Jadaud, Damien Adam
  • Patent number: 11404857
    Abstract: A cable tray system including two or more cable tray sections comprising a first side rail and a second side rail arranged substantially parallel to one another and a floor extending between. The tray system also includes one or more flex-wires for joining the cable tray sections, where the flex-wires can be U- or loop-shaped. Upon exerting tension on the flex-wires, the first and second cable tray sections can move away from one another from a first position to a second position. In addition, the tray system includes a fastening device that removably locks the tray system into the second position.
    Type: Grant
    Filed: April 1, 2020
    Date of Patent: August 2, 2022
    Assignees: CABLOFIL, INC., LEGRAND FRANCE, LEGRAND SNC
    Inventors: Dallas Kellerman, Robert Crain, Zachary Bridgeman, Alain Jadaud, Damien Adam
  • Patent number: 11398720
    Abstract: A cable tray system including two or more cable tray sections comprising a first side rail and a second side rail arranged substantially parallel to one another and a floor extending between. The tray system also includes one or more flex-wires for joining the cable tray sections, where the flex-wires can be U- or loop-shaped. Upon exerting tension on the flex-wires, the first and second cable tray sections can move away from one another from a first position to a second position. In addition, the tray system includes a fastening device that removably locks the tray system into the second position.
    Type: Grant
    Filed: March 30, 2021
    Date of Patent: July 26, 2022
    Assignees: Cablofil, Inc., Legrand France, Legrand SNC
    Inventors: Dallas Kellerman, Robert Crain, Zachary Bridgeman, Alain Jadaud, Damien Adam
  • Patent number: 11380499
    Abstract: A bistable device including a fixed baseplate, at least two levers, a tappet rigidly secured to between each lever and the baseplate and aligned in a first direction, where a lever is capable of displacement relative to the baseplate so as to displace the associated tappet substantially in translation in the first direction, and a member that is able to take two positions, the device additionally including a rocker associated with each lever, arranged between the baseplate and the associated tappet, including two V-shapes facing the associated tappet, where the associated tappet in the first V-shape tends to turn the associated rocker in a first direction and the associated tappet in the second V-shape tends to turn the associated rocker in a second direction opposite to the first direction, the rockers being synchronized in rotation and the rockers being synchronized with the member.
    Type: Grant
    Filed: January 18, 2019
    Date of Patent: July 5, 2022
    Assignees: LEGRAND FRANCE, LEGRAND SNC
    Inventors: Stéphane Cessot, Marcel Daccord
  • Patent number: 10772231
    Abstract: Some embodiments are directed to a patch panel including a frame, at least one plug-in module including connectors, arranged in such a way as to slide between a pushed-in position in which the plug-in module is placed in a housing in the frame and an extracted position in which the plug-in module is outside the housing, the panel further including a device for attaching the plug-in module to the frame, the attachment device including: at least one flexible elongate body arranged in such a way as to slide with respect to the frame and/or to the plug-in module; a first end designed to attach the plug-in module to the attachment device when the plug-in module is in the extracted position; and a second end designed to attached the attachment device to the frame when the plug-in module is in the extracted position.
    Type: Grant
    Filed: October 28, 2016
    Date of Patent: September 8, 2020
    Assignees: LEGRAND SNC, LEGRAND FRANCE
    Inventor: Alain Palumbo
  • Patent number: 10680422
    Abstract: Disclosed is a trim unit (200) for an electrical switch including a trim plate (210) that presents an opening (215) and a control member (220?) that is received in the opening (215). In the trim unit, the trim plate (210) is mounted on a plane front face of a backplate (230) that includes a holder (241) for holding the control member (220) in the opening (215). An electrical switch includes an accessory mechanism and such a trim unit.
    Type: Grant
    Filed: July 17, 2015
    Date of Patent: June 9, 2020
    Assignees: LEGRAND FRANCE, LEGRAND SNC
    Inventors: Corinne Mingout, Jean-Sebastien Guibert
  • Patent number: 10485133
    Abstract: A fastening device includes a housing and first and second buttons disposed at opposite ends of the housing in a first axial direction. Each of the first and second buttons is actuatable in the first axial direction. The fastening device further includes first and second claws slidably disposed within the housing, each of the first and second claws including a hook portion extending outward from an engagement face of the housing. Each of the first and second claws engages one of the first or second push buttons within the housing so that relative movement of the first and second buttons toward one another moves the hook portions of the first and second claws away from one another in the first axial direction.
    Type: Grant
    Filed: March 16, 2018
    Date of Patent: November 19, 2019
    Assignees: LEGRAND FRANCE, LEGRAND SNC
    Inventors: Didier Revol, Christophe Cellier
  • Patent number: 10395801
    Abstract: A mechanical assembly of a multi-strand cable including a plurality of strands and a substrate, the plurality of strands being aligned at the substrate in a first direction and the substrate having a convex edge in a plane perpendicular to the first direction. The plurality of strands is assembled on the substrate by swaging the strands around the convex edge, leading to the deformation of a portion of the strands around said convex edge. The substrate includes an opening in a plane substantially parallel to the first direction, the edge of which forms at least one portion of the convex edge. The swaging operation is carried out on the portion of the strands positioned between the edges of the opening such that a portion of the plurality of punched strands passes through the opening and projects around the convex edge onto the top and bottom sides thereof.
    Type: Grant
    Filed: March 3, 2017
    Date of Patent: August 27, 2019
    Assignee: LEGRAND FRANCE
    Inventors: Didier Denerf, Christophe Lequeux, Philippe Fortanier, Eric Labreze, Laurent Clisson, Matthieu Francillout, Bertrand Cahuzac, Richard Retout
  • Patent number: 10381769
    Abstract: Some embodiments are directed to a connector-type female plug including a body; a module including a plurality of slots, each of the slots configured to receive an end of a strand of a cable and arranged so as to be plugged into by a rear face of the body; a lever pivotably mounted on the body in such a way as to be able to move between an open position and a closed position attained after lowering the lever in such a way as to grasp a rear face of the module and to push same into a completely plugged-in position; and a lock that can move along a sliding mechanism between a locked position, in which the lock is arranged in such a way as to hold the lever in the closed position, and an unlocked position.
    Type: Grant
    Filed: October 28, 2016
    Date of Patent: August 13, 2019
    Assignees: LEGRAND SNC, LEGRAND FRANCE
    Inventors: Julien Guitard, Didier Revol
  • Patent number: 10135231
    Abstract: A connector (1) adapted to connect at least one electrical conductor to an electrical accessory that is intended to be housed in an electrical box (200) for flush mounting in a wall (300), the connector including: a base (10) that defines an inlet opening for the electrical conductor; and at least one connection element that is fastened to the base and that includes an inlet terminal for connecting the electrical conductor, and an outlet terminal that is accessible via the front of the base for connecting the electrical accessory. The connector includes at least two distinct arms (14, 16) that extend from the base, towards the front, and having free ends that present catch elements (15, 17) for catching on the wall.
    Type: Grant
    Filed: April 23, 2015
    Date of Patent: November 20, 2018
    Assignees: LEGRAND FRANCE, LEGRAND SNC
    Inventors: Laurent Maziere, Jean-Loup Caille, Jerome Longeville, Jean-Luc Chaumeny
  • Patent number: 10128645
    Abstract: An electrical accessory (1) for installing in a wall, includes: a support portion that is adapted to be fastened to the wall and that includes at least one electrical box (80); an electrical unit (50) including at least one base (51) that houses an electrical mechanism (52) and that is provided with at least one snap-fastener tab (60) that is adapted to be snap-fastened on the support portion; and a front portion (10, 30) including a front wall (11) and at least one tongue (20) that extends at the rear of the front wall so as to fasten to the electrical unit. The tongue is adapted to be interposed between the snap-fastener tab and a rigid portion of the base of the electrical unit.
    Type: Grant
    Filed: April 17, 2015
    Date of Patent: November 13, 2018
    Assignees: LEGRAND FRANCE, LEGRAND SNC
    Inventors: Simon Delmas, Martin Aumaitre
  • Patent number: 10084294
    Abstract: The assembly includes an openworked cable raceway (11) having a base (15) and side walls (16), the assembly (10) being provided for installing along a ceiling, and including at least one curved elongated panel (12), the concave surface of which faces towards the cable raceway (11), which curved elongated panel (12) is fastened to the cable raceway (11) and envelops the outside of the cable raceway (11) in line with a single side wall (16) and in line with at least a portion of the base (15) starting from the side wall (16).
    Type: Grant
    Filed: July 21, 2014
    Date of Patent: September 25, 2018
    Assignees: LEGRAND FRANCE, LEGRAND SNC
    Inventors: Julien Bethoule, Laurent Denis
  • Patent number: 9991633
    Abstract: Some embodiments relate generally to the field of electrical installations. In particular, some embodiments relate to an electrical socket device including at least one mechanism for locking and unlocking a corresponding electrical plug. More precisely, some embodiments relate to the electrical sockets and plugs of couplers, such as those defined by International Standard IEC 60320, for example of type C13 and type C19. These (coupler) sockets and plugs are applied or used in particular in a building that has a network, for example of LAN (Local Area Network) type, or in a data center, where several items of electrically powered equipment are installed.
    Type: Grant
    Filed: October 30, 2015
    Date of Patent: June 5, 2018
    Assignees: LEGRAND SNC, LEGRAND FRANCE
    Inventor: Franck Robinet
  • Patent number: 9854691
    Abstract: The electrical-accessory module (130) for engaging in an electrical box (110) includes a casing (131) that is made of insulating material and that includes: a side wall (132) that is closed at the rear by a rear wall (133) so as to define an inside space for receiving at least one electrical connection element; and an outer collar (135) that borders the side wall at the front so as to bear against the front edge (115) of the electrical box. The casing further includes a front wall (134) that closes the inside space at the front and that includes: an access window (137) for accessing each electrical connection element, the access window being closed by trim (139) that gives the electrical-accessory module its electrical function; and securing elements (138) for securing a finishing plate (150).
    Type: Grant
    Filed: December 17, 2013
    Date of Patent: December 26, 2017
    Assignees: LEGRAND FRANCE, LEGRAND SNC
    Inventor: Jean-Loup Caille
  • Patent number: 9742174
    Abstract: An electrical-accessory module (130) for engaging in an electrical box (110) includes a casing (131) made of insulating material, and that includes a side wall (132) that is closed at the front by a front wall (134) for defining an inside space for receiving an electrical mechanism (140). The electrical-accessory module includes firstly snap-fastener elements (137) adapted to catch onto the electrical box, which snap-fastener elements include at least one catch member (137A) that is movable between a retracted position in which it does not hinder the insertion of the casing into the electrical box, and an extended position in which it is adapted to catch directly onto the electrical box, and secondly release elements (137C) for releasing the snap-fastener elements, which release elements are accessible via the front, through an access opening (139) provided in the front wall, so as to return the catch member into its retracted position.
    Type: Grant
    Filed: December 17, 2013
    Date of Patent: August 22, 2017
    Assignees: LEGRAND FRANCE, LEGRAND SNC
    Inventors: Jean-Loup Caille, Laurent Maziere
  • Publication number: 20170178769
    Abstract: A mechanical assembly of a multi-strand cable including a plurality of strands and a substrate, the plurality of strands being aligned at the substrate in a first direction and the substrate having a convex edge in a plane perpendicular to the first direction. The plurality of strands is assembled on the substrate by swaging the strands around the convex edge, leading to the deformation of a portion of the strands around said convex edge. The substrate includes an opening in a plane substantially parallel to the first direction, the edge of which forms at least one portion of the convex edge. The swaging operation is carried out on the portion of the strands positioned between the edges of the opening such that a portion of the plurality of punched strands passes through the opening and projects around the convex edge onto the top and bottom sides thereof.
    Type: Application
    Filed: March 3, 2017
    Publication date: June 22, 2017
    Applicant: Legrand France
    Inventors: Didier Denerf, Christophe Lequeux, Philippe Fortanier, Eric Labreze, Laurent Clisson, Matthieu Francillout, Bertrand Cahuzac, Richard Retout
  • Patent number: 9634438
    Abstract: The electrical accessory (100) includes an electrically insulating body (110) housing at least two electrical connection elements (121, 122, 123), and a temperature sensor (200). The temperature sensor is received in a thermally conductive and electrically insulating support element (150) that is distinct from the body, and that is fitted inside the body in such a manner as to extend between the electrical connection elements, being set back from the outside faces of the body.
    Type: Grant
    Filed: May 21, 2014
    Date of Patent: April 25, 2017
    Assignees: LEGRAND FRANCE, LEGRAND SNC
    Inventors: Jean-Luc Chaumeny, Vincent Valadas, Romain Normand
  • Patent number: 9627870
    Abstract: The electrical box (100) includes: a body (110) that presents a side wall (111) that is closed at the rear by a rear wall (112) so as to define an inside volume for receiving at least one electrical accessory. The electrical box further includes at least one metal electrical-connection element (130, 140, 150) that is fastened to the body and that includes an inside terminal for connecting the electrical accessory, and an outside terminal (132, 142, 152) that is situated outside the body for connecting an electrical conductor, the rear wall being arranged so as to provide access, via the inside volume, to the inside terminal of the metal electrical-connection element.
    Type: Grant
    Filed: December 17, 2013
    Date of Patent: April 18, 2017
    Assignees: LEGRAND FRANCE, LEGRAND SNC
    Inventors: Jerome Longeville, Gokularajah Ganesaratnam
  • Patent number: 9547326
    Abstract: The invention relates to a possibly reversible mechanical assembly, comprising a first component (1), a second link itself comprising a stud (3) linked to the first component (1) and formed of a stock (30) terminated by a radial bulge (31), and holding means (4) linked to the second component (2) and comprising a housing (40) dimensioned to receive the stud (3) and at least one elastic lock (41) designed to elastically hold the radial bulge of the stud in the housing (40). According to the invention, the housing (40) is formed by drilling of the second component (2) along its thickness, and each elastic lock (41) is essentially formed by an elastically flexible lug (41) formed in the thickness of the second component (2) and exhibiting a degree of radial play of non-zero amplitude.
    Type: Grant
    Filed: April 30, 2012
    Date of Patent: January 17, 2017
    Assignees: LEGRAND FRANCE, LEGRAND SNC
    Inventors: Anthony Lochet, Jean-Luc Chaumeny