Patents Assigned to Sigma Electric Manufacturing Corporation
  • Patent number: 11569645
    Abstract: Disclosed is a while-in-use cover assembly for an electric wire box, having: a base having a front surface and a bottom surface; a lid that selectively covers the base front surface, wherein a first geometric shape is formed by a top profile of the lid, and the while-in-use cover assembly is confined to the first geometric shape when closed; and a ball-joint connecting the lid and the base, wherein the lid can pivot relative to the base, about the ball-joint, for positioning the lid against the base and away from the base, wherein: when the lid is positioned against the base the while-in-use cover assembly is closed; and when the lid is positioned away from the base, the while-in-use cover assembly is opened.
    Type: Grant
    Filed: November 19, 2020
    Date of Patent: January 31, 2023
    Assignee: SIGMA ELECTRIC MANUFACTURING CORPORATION
    Inventors: Vinayak Manohar Chavan, Prashant Balkrishna Jade, Mustaq Mahamad Hanif Naikwadi
  • Patent number: 11015751
    Abstract: A conduit connector comprising: a body comprising a receiving end and a connecting end, wherein the body comprises a first fixing element and a second fixing element extending from the body at the receiving end, wherein the first fixing element comprises a first slot; wherein the second fixing element comprises a second slot and a groove; a clamp having a clamp channel and a tang; wherein the clamp extends through the first slot, and through the second slot; wherein the tang engages the groove; and a lever having a pin extending between sides of the lever, wherein each side of the lever has a front edge and back edge; wherein the pin is adjacent the back edge of each side of the lever; wherein the lever can be moved from an open position to a closed position which causes a decrease in a distance between the first fixing element and the second fixing element.
    Type: Grant
    Filed: May 21, 2019
    Date of Patent: May 25, 2021
    Assignee: SIGMA ELECTRIC MANUFACTURING CORPORATION
    Inventors: Anand Chandrakant Dhotre, Vinayak Manohar Chavan
  • Patent number: 10547164
    Abstract: A connector comprises: a connector body comprising an inlet end and an outlet end with a bore extending therethrough, the connector body further comprising a leading end portion positioned at the inlet end and a threaded portion at the outlet end of the connector body and a connector main body portion positioned between the leading end portion and the threaded portion; a generally annular bearing case having a tapered surface positioned in the leading end portion of the connector body, the bearing case formed with at least one recess and wherein the tapered surface has a hollow portion therein and includes a bearing case axis; and at least one locking element positioned in the at least one recess of the bearing case and movable along the bearing case axis.
    Type: Grant
    Filed: May 1, 2015
    Date of Patent: January 28, 2020
    Assignee: SIGMA ELECTRIC MANUFACTURING CORPORATION
    Inventors: Anand Chandrakant Dhotre, Vinayak Manohar Chavan, Ashok Alilughatta Sathyanarayana
  • Patent number: 10527267
    Abstract: A light fixture comprising, a housing having a base, a support arm, an opening opposite the base with a lens disposed in the opening, and a light source disposed within the housing; and an anchor portion having a fastening end and a cylindrical projection with a tooth on a surface of the cylindrical projection, and a central axis extending through the anchor portion into the support arm; and a spherical joint comprising an inner channel extending less than 360 degrees around the inner surface of the spherical joint; and a sealing grommet. The light fixture is configured to enable relative longitudinal motion between the spherical joint and the support arm and configured to prevent rotational motion therebetween.
    Type: Grant
    Filed: September 7, 2018
    Date of Patent: January 7, 2020
    Assignee: Sigma Electric Manufacturing Corporation
    Inventors: Vinayak Manohar Chavan, Anand Chandrakant Dhotre
  • Patent number: 9960524
    Abstract: A while in use cover assembly includes a lid hingedly attached to a base having a back wall; a current member attached to the base, wherein the current member comprises a face with blade apertures configured to receive a power cord plug; and a orientable adaptor attached to the current member, wherein the orientable adaptor is symmetrical about a center line and wherein the orientable adaptor allows the current member to have a constant orientation within the base; and wherein the while in use cover assembly is configured to be attached to an outlet socket.
    Type: Grant
    Filed: February 16, 2017
    Date of Patent: May 1, 2018
    Assignee: SIGMA ELECTRIC MANUFACTURING CORPORATION
    Inventors: Ashok Alilughatta Sathyanarayana, Vinayak Manohar Chavan, Yuvraj Totaram Khodape, Shriram Ramesh Divekar
  • Patent number: 9437959
    Abstract: In one embodiment, a while in use cover assembly 10, comprising: a lid 14 hingedly attached to a base 12 having a back wall 64; and socket assembly 52,152 comprising a receiver socket 20 attached to the lid 14 and/or the base 12, and located between the lid 14 and the base 12; wherein the receiver socket 20 comprises a face 122 with blade apertures configured to receive a power cord plug 86; wherein the socket face 122 changes orientation with respect to the back wall 64 when the lid is opened; and wherein the while in use cover assembly 10 is configured to be attached to an outlet socket 50.
    Type: Grant
    Filed: March 7, 2013
    Date of Patent: September 6, 2016
    Assignee: SIGMA ELECTRIC MANUFACTURING CORPORATION
    Inventors: Ashok Alilughatta Sathyanarayana, Lokesh Kumar Sahu, Chandrakanthrao Gireeshrao, Vishal Krishnarao Patil
  • Patent number: 9281671
    Abstract: In an example an integral wiring box comprises: a circular base having a base wire access point; a side wall extended from a perimeter edge of the base forming a cavity having an internal surface and an external surface and a side wall wire access point; a base conduit extending from the base wire access point into the cavity; a side wall conduit extending from the side wall wire access point into the cavity; an internal mounting projection extending from the internal surface of the side wall into the cavity and free from attachment to the circular base, the internal mounting projection further comprising a mounting hole; and an external mounting projection extending from the external surface of the side wall away from the base, the external mounting projection further comprising a mounting hole; wherein a single mounting hub extends from the base into the cavity, wherein the base, side wall, internal mounting projection, external mounting projection, and mounting hub, are formed as a single component.
    Type: Grant
    Filed: October 16, 2014
    Date of Patent: March 8, 2016
    Assignee: SIGMA ELECTRIC MANUFACTURING CORPORATION
    Inventors: Ashok Alilughatta Sathyanarayana, Pushpak Paris Yabrer, Santosh Ganpat Shinde
  • Patent number: 9263868
    Abstract: In one embodiment, an integral box comprises a base with walls, with plate(s) extending from a side wall(s). Opening(s) in the side wall(s) and/or the base allow wiring to pass into the box. This box is formed as a single, unitary component.
    Type: Grant
    Filed: September 2, 2009
    Date of Patent: February 16, 2016
    Assignee: SIGMA ELECTRIC MANUFACTURING CORPORATION
    Inventors: Ashok Alilughatta Sathyanarayana, Santosh Ganpat Shinde
  • Patent number: 8901441
    Abstract: A connector can include: a body and a clip. The body can have a hollow core formed by walls and capable of receiving a conduit, and a side tab extending from the wall. The clip can have a transverse portion with an engagement configured to engage the side tab; and a member extending from the transverse portion to the first end and having a protrusion with an engagement surface and an entry surface. The protrusion can be configured to deflect radially inward.
    Type: Grant
    Filed: October 6, 2009
    Date of Patent: December 2, 2014
    Assignee: Sigma Electric Manufacturing Corporation
    Inventors: Ashok Alilughatta Sathyanarayana, Chanddrakanthra Gireeshrao, Robert Kenneth Sheehan
  • Patent number: 8857039
    Abstract: In one embodiment, the conduit connector comprises a body, a cover, and a slide located in the channel. Optionally, the body can comprising a box engagement region capable of engaging an opening in an enclosure and a channel having body sides that diverge from an inlet end toward an outlet end, wherein the sides have a cover connector. The cover can be disposed across the channel and mated with the cover connector. The slide can optionally comprise slide sides that diverge toward the outlet end, a bore extending into the slide from a first end, and protrusions extending from the slide into the channel and having a size and geometry to engage a groove on a conduit.
    Type: Grant
    Filed: February 16, 2011
    Date of Patent: October 14, 2014
    Assignee: Sigma Electric Manufacturing Corporation
    Inventors: Ashok Alilughatta Sathyanarayana, Ashwin Mrityunjayagoud Patil, Robert Alan Krosky
  • Publication number: 20140265309
    Abstract: A connector 1 comprises a connector body 2 comprising an inlet end 16 and an outlet end 14 and a bore 7 extending therethrough; a threaded portion 3 on the outlet end 14; a flange 10 circumscribing the threaded portion 3; a spring 23 located in the connector body 2, wherein the spring 23 comprises a first spring portion 33 and a second spring portion 43, and an angle ? located therebetween, wherein the first spring portion 33 is located adjacent to a first connector body edge 4; and a locking device 24 located adjacent to the second spring portion 43, wherein the locking device 24 comprises a locking edge 34 and a leading edge 44, wherein the locking device 24 attaches to a portion of electrical metallic tubing 18 when tubing is inserted into the inlet end 16 of the connector body 2.
    Type: Application
    Filed: March 12, 2014
    Publication date: September 18, 2014
    Applicant: Sigma Electric Manufacturing Corporation
    Inventors: Ashok Alilughatta Sathyanarayana, Vinayak Manohar Chavan, Anand Chandrakant Dhotre
  • Patent number: 8803008
    Abstract: In one embodiment, the conduit connector can comprise: a body comprising a hollow center capable of receiving a conduit in a receiving end, wherein the hollow center extends from the receiving end to the connecting end; a spring disposed within the hollow center and extending out of the connecting end, wherein the spring comprises engagement tangs extending into the hollow center, toward the connection end, and spring tangs extending past the connection end and spaced apart a distance greater than or equal to an opening diameter in a junction box; and an antishort bush located in the connecting end of the body, retaining the spring in the body.
    Type: Grant
    Filed: March 1, 2012
    Date of Patent: August 12, 2014
    Assignee: Sigma Electric Manufacturing Corporation
    Inventors: Vinayak Manohar Chavan, Yuvraj Totaram Khodape, Ashok Alilughatta Sathanarayana
  • Publication number: 20130237088
    Abstract: In one embodiment, a while in use cover assembly 10, comprising: a lid 14 hingedly attached to a base 12 having a back wall 64; and socket assembly 52,152 comprising a receiver socket 20 attached to the lid 14 and/or the base 12, and located between the lid 14 and the base 12; wherein the receiver socket 20 comprises a face 122 with blade apertures configured to receive a power cord plug 86; wherein the socket face 122 changes orientation with respect to the back wall 64 when the lid is opened; and wherein the while in use cover assembly 10 is configured to be attached to an outlet socket 50.
    Type: Application
    Filed: March 7, 2013
    Publication date: September 12, 2013
    Applicant: Sigma Electric Manufacturing Corporation
    Inventors: Ashok Alilughatta Sathyanarayana, Lokesh Kumar Sahu, Chandrakanthrao Gireeshrao, Vishal Krishnarao Patil
  • Publication number: 20130157491
    Abstract: In one embodiment, the conduit connector can comprise: a body comprising a hollow center capable of receiving a conduit in a receiving end, wherein the hollow center extends from the receiving end to the connecting end; a spring disposed within the hollow center and extending out of the connecting end, wherein the spring comprises engagement tangs extending into the hollow center, toward the connection end, and spring tangs extending past the connection end and spaced apart a distance greater than or equal to an opening diameter in a junction box; and an antishort bush located in the connecting end of the body, retaining the spring in the body.
    Type: Application
    Filed: August 31, 2012
    Publication date: June 20, 2013
    Applicant: SIGMA ELECTRIC MANUFACTURING CORPORATION
    Inventors: Vinayak Manohar Chavan, Yuvraj Totaram Khodape, Ashok Alilughatta Sathyanarayana
  • Patent number: 8445778
    Abstract: Disclosed herein are embodiments of a wiring box. The wiring box can include: a cavity formed by walls having an internal surface inside the cavity and an external surface; and a cable entry device disposed through a hole in a first wall of the walls. The cable entry device can include: a support element that retains a grommet in the hole, wherein the support element includes a stop, a grip extending from the stop, and shutters extending from the stop and defining an opening, wherein the opening converges away from the stop, the grip attaches the support element to the first wall, and wherein the grommet includes a rim, a sidewall extending from the rim and converging toward a diaphragm.
    Type: Grant
    Filed: June 15, 2011
    Date of Patent: May 21, 2013
    Assignee: Sigma Electric Manufacturing Corporation
    Inventors: Daniel Emerson Merritt, Chandrakanthtrao Gireeshrao, Jeffrey Francis Kane, Robert Alan Krosky
  • Publication number: 20130056263
    Abstract: In one embodiment, the conduit connector can comprise: a body comprising a hollow center capable of receiving a conduit in a receiving end, wherein the hollow center extends from the receiving end to the connecting end; a spring disposed within the hollow center and extending out of the connecting end, wherein the spring comprises engagement tangs extending into the hollow center, toward the connection end, and spring tangs extending past the connection end and spaced apart a distance greater than or equal to an opening diameter in a junction box; and an antishort bush located in the connecting end of the body, retaining the spring in the body.
    Type: Application
    Filed: March 1, 2012
    Publication date: March 7, 2013
    Applicant: SIGMA ELECTRIC MANUFACTURING CORPORATION
    Inventors: Vinayak Manohar Chavan, Yuvraj Totaram Khodape, Ashok Alilughatta Sathanarayana
  • Patent number: 8129634
    Abstract: In an embodiment, a conduit connector can comprise: a body comprising a box engagement region capable of engaging an opening in an enclosure and a spring configured to engage the connector and the enclosure. The box engagement region can have a root surface, a leading tab, and a follower tab wherein the root surface and leading tab can be located between a leading edge and a secondary edge. A leading tab perimeter edge and a follower tab perimeter edge define a tab perimeter diameter that is larger than an opening in the enclosure. When the leading tab is inserted into the enclosure the spring can be disposed to engage the secondary edge and the enclosure.
    Type: Grant
    Filed: February 24, 2009
    Date of Patent: March 6, 2012
    Assignee: Sigma Electric Manufacturing Corporation
    Inventors: Robert K. Sheehan, Vinayak Manohar Chavan
  • Publication number: 20120038144
    Abstract: An electrical conduit fitting comprising a metallic housing and a plurality of apertures in wall of the metallic housing. The plurality of apertures are configured to reduce weight of the fitting. The fitting also comprises a holding arrangement such as set-screw, locknut, screw-in connection, clamp etc. at each extremity of the metallic housing.
    Type: Application
    Filed: August 13, 2010
    Publication date: February 16, 2012
    Applicant: SIGMA ELECTRIC MANUFACTURING CORPORATION
    Inventors: Vinayak Chavan, Ashok Sathyanarayana
  • Publication number: 20110308832
    Abstract: Disclosed herein are embodiments of a wiring box. The wiring box can comprise: a cavity formed by walls having an internal surface inside the cavity and an external surface; and a cable entry device disposed through a hole in a first wall of the walls. The cable entry device can comprise: a support element that retains a grommet in the hole, wherein the support element comprises a stop, a grip extending from the stop, and shutters extending from the stop and defining an opening, wherein the opening converges away from the stop, the grip attaches the support element to the first wall, and wherein the grommet comprises a rim, a sidewall extending from the rim and converging toward a diaphragm.
    Type: Application
    Filed: June 15, 2011
    Publication date: December 22, 2011
    Applicant: SIGMA ELECTRIC MANUFACTURING CORPORATION
    Inventors: Daniel Emerson MERRITT, Chandrakanthtrao GIREESHRAO, Jeffrey Francis KANE, Robert Alan KROSKY
  • Patent number: RE47893
    Abstract: In one embodiment, the conduit connector can comprise: a body comprising a hollow center capable of receiving a conduit in a receiving end, wherein the hollow center extends from the receiving end to the connecting end; a spring disposed within the hollow center and extending out of the connecting end, wherein the spring comprises engagement tangs extending into the hollow center, toward the connection end, and spring tangs extending past the connection end and spaced apart a distance greater than or equal to an opening diameter in a junction box; and an antishort bush located in the connecting end of the body, retaining the spring in the body.
    Type: Grant
    Filed: August 11, 2016
    Date of Patent: March 3, 2020
    Assignee: SIGMA ELECTRIC MANUFACTURING CORPORATION
    Inventors: Vinayak Manohar Chavan, Yuvraj Totaram Khodape, Ashok Alilughatta Sathanarayana