Patents by Inventor Wolfgang Meyer-Haack
Wolfgang Meyer-Haack has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10224163Abstract: A circuit breaker housing assembly is disclosed. The housing (47) includes a first housing piece (14) defining a first interior surface (52) including a first mating surface (152), and a second housing piece (60) defining a second interior surface (62) including a second mating surface (260) which is opposingly coupled to the first mating surface to define a seam (202) therebetween. An adhesive material (201) is disposed between the corresponding first and second mating surfaces along the seam. A moveable contact is disposed in the housing and is selectively moveable with respect to a corresponding stationary contact. The first and second interior surfaces (52,62) further cooperatively define a first recess (120) therebetween, and the moveable contact assembly is disposed in said first recess.Type: GrantFiled: March 11, 2016Date of Patent: March 5, 2019Inventors: Mari Keiko Freitas, Enamul Haque, Wolfgang Meyer-Haack, Dhirendra Tiwari
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Publication number: 20180047531Abstract: A circuit breaker housing assembly is disclosed. The housing (47) includes a first housing piece (14) defining a first interior surface (52) including a first mating surface (152), and a second housing piece (60) defining a second interior surface (62) including a second mating surface (260) which is opposingly coupled to the first mating surface to define a seam (202) therebetween. An adhesive material (201) is disposed between the corresponding first and second mating surfaces along the seam. A moveable contact is disposed in the housing and is selectively moveable with respect to a corresponding stationary contact. The first and second interior surfaces (52,62) further cooperatively define a first recess (120) therebetween, and the moveable contact assembly is disposed in said first recess.Type: ApplicationFiled: March 11, 2016Publication date: February 15, 2018Inventors: Mari Keiko FREITAS, Enamul HAQUE, Wolfgang MEYER-HAACK, Dhirendra TIWARI
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Patent number: 9842708Abstract: A circuit breaker includes an electrically insulative case and a rotor assembly disposed within the electrically insulative case. The rotor assembly includes a contact arm and a rotor that is rotatable relative to the electrically insulative case. The contact arm is coupled to the rotor and movable between a first position in which a conductive path is closed and a second position in which the conductive path is open. The rotor assembly also includes a latch mechanism coupled to the rotor. The latch mechanism retains the contact arm in the second position during a short circuit event. The latch mechanism is spaced from the contact arm when the contact arm is in the first position. The latch mechanism engages the contact arm when the contact arm is in the second position.Type: GrantFiled: June 3, 2016Date of Patent: December 12, 2017Assignee: GENERAL ELECTRIC COMPANYInventors: Nagesh V. Tumu, Wolfgang Meyer-Haack, Dhirendra Tiwari, Amit Bose
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Publication number: 20170352500Abstract: A circuit breaker includes an electrically insulative case and a rotor assembly disposed within the electrically insulative case. The rotor assembly includes a contact arm and a rotor that is rotatable relative to the electrically insulative case. The contact arm is coupled to the rotor and movable between a first position in which a conductive path is closed and a second position in which the conductive path is open. The rotor assembly also includes a latch mechanism coupled to the rotor. The latch mechanism retains the contact arm in the second position during a short circuit event. The latch mechanism is spaced from the contact arm when the contact arm is in the first position. The latch mechanism engages the contact arm when the contact arm is in the second position.Type: ApplicationFiled: June 3, 2016Publication date: December 7, 2017Inventors: Nagesh V. Tumu, Wolfgang Meyer-Haack, Dhirendra Tiwari, Amit Bose
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Patent number: 9786447Abstract: A mounting assembly for a circuit breaker mechanism includes a base and a mid-cover disposed adjacent the base. Also included is a first pair of mounting posts comprising a first mounting post and a second mounting post extending from the base, the first pair of mounting posts each protruding through the mid-cover. Further included is a first mount hole defined by the first mounting post and a second mount hole defined by the second mounting post. Yet further included is a first pin extending through the first mount hole, the second mount hole and a circuit breaker mechanism frame to retain the circuit breaker mechanism to the base.Type: GrantFiled: January 8, 2015Date of Patent: October 10, 2017Assignee: GENERAL ELECTRIC COMPANYInventors: Ansel Omar Reid, Christie Marie Barbera, Katherine Marjorie Coughlin, Wolfgang Meyer-Haack
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Patent number: 9576750Abstract: A conductor guide member for a circuit breaker terminal assembly includes a body having at least one conductor guide surface configured and disposed to facilitate alignment between at least one terminal connection member of the terminal assembly and at least one conductor. The at least one conductor guide surface gradually slopes from a first end to a second end. The second end defines a recess.Type: GrantFiled: June 25, 2015Date of Patent: February 21, 2017Assignee: GENERAL ELECTRIC COMPANYInventors: Soundararajan Narayanasamy, Wolfgang Meyer-Haack, Janakiraman Narayanan, Devendra Kumar Sharma
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Publication number: 20160240335Abstract: A circuit breaker crossbar assembly is provided and includes a crossbar rotatable between a first rotational position and a second rotational position, the crossbar is coupleable to at least one moveable contact arm of the circuit breaker. The circuit breaker crossbar assembly also includes an insert member disposed in communication with the crossbar and the at least one moveable contact arm to thereby exert a force on the at least one moveable contact arm.Type: ApplicationFiled: February 12, 2016Publication date: August 18, 2016Inventors: George Michael CHELEDNIK, Wolfgang MEYER-HAACK, Katherine Marjorie COUGHLIN, Andrew Matthew CANDELORA
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Publication number: 20160203922Abstract: A mounting assembly for a circuit breaker mechanism includes a base and a mid-cover disposed adjacent the base. Also included is a first pair of mounting posts comprising a first mounting post and a second mounting post extending from the base, the first pair of mounting posts each protruding through the mid-cover. Further included is a first mount hole defined by the first mounting post and a second mount hole defined by the second mounting post. Yet further included is a first pin extending through the first mount hole, the second mount hole and a circuit breaker mechanism frame to retain the circuit breaker mechanism to the base.Type: ApplicationFiled: January 8, 2015Publication date: July 14, 2016Inventors: Ansel Omar Reid, Christie Marie Barbera, Katherine Marjorie Coughlin, Wolfgang Meyer-Haack
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Patent number: 9299522Abstract: In one embodiment, a shutter lock assembly for a circuit breaker cassette having a shutter coupled to a shutter rod is provided. The shutter lock assembly includes a lock plate assembly configured to couple to the circuit breaker cassette and an actuation mechanism having a first end coupled the lock plate assembly. The actuation mechanism is configured to actuate the lock plate assembly to lock the shutter of the circuit breaker cassette in a closed position.Type: GrantFiled: September 28, 2012Date of Patent: March 29, 2016Assignee: GENERAL ELECTRIC COMPANYInventors: Sapuram Sudhakar, Wolfgang Meyer-Haack, Janakiraman Narayanan, Piotr Pawel Honkisz
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Patent number: 9184013Abstract: A conductor guide member for a circuit breaker terminal assembly includes a body having at least one conductor guide surface configured and disposed to facilitate alignment between at least one terminal connection member of the terminal assembly and at least one conductor. The at least one conductor guide surface gradually slopes from a first end to a second end. The second end defines a recess.Type: GrantFiled: June 21, 2013Date of Patent: November 10, 2015Assignee: GENERAL ELECTRIC COMPANYInventors: Soundararajan Narayanasamy, Wolfgang Meyer-Haack, Janakiraman Narayanan, Devendra Kumar Sharma
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Publication number: 20150294806Abstract: A conductor guide member for a circuit breaker terminal assembly includes a body having at least one conductor guide surface configured and disposed to facilitate alignment between at least one terminal connection member of the terminal assembly and at least one conductor. The at least one conductor guide surface gradually slopes from a first end to a second end. The second end defines a recess.Type: ApplicationFiled: June 25, 2015Publication date: October 15, 2015Inventors: Soundararajan Narayanasamy, Wolfgang Meyer-Haack, Janakiraman Narayanan, Devendra Kumar Sharma
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Publication number: 20150213989Abstract: An apparatus to remotely reset a lock out mechanism of an electric distribution circuit breaker from a trip-free position includes a remote signal receiver to receive a remote reset signal and initiate movement of a lever based on the remote reset signal. The apparatus also includes a remote reset link assembly to move from a first position in response to the movement of the lever and cause a movement of a reset component. The movement of the reset component results in a reset of the lock out mechanism.Type: ApplicationFiled: January 28, 2014Publication date: July 30, 2015Applicant: General Electric CompanyInventors: Miroslaw Kasprzycki, Triplicane Gopikrishnan Babu, Wolfgang Meyer-Haack, Janakiraman Narayanan, Sapuram Sudhakar
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Patent number: 8988175Abstract: An override device is described for use with a coupler of a circuit breaker. The override device comprising a cam member coupled to the coupler. The cam member comprising a slot. The override device also including an actuator coupled to the cam member and configured to move the cam member between an over-current protection position and an over-current relay override position and a push member coupled to the coupler. The slot configured to guide the push member to a first position when the actuator moves the cam member to the over-current protection position. The slot further configured to guide the push member to a second position when the actuator moves the cam member to the over-current relay override position to permit current flow through the circuit breaker.Type: GrantFiled: January 26, 2012Date of Patent: March 24, 2015Assignee: General Electric CompanyInventors: Przemyslaw Eugeniusz Cieply, Wolfgang Meyer-Haack, Jacek Marian Urbanowicz, Rafal Marek Mrotek, Jacek Stanislaw Mrowiec
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Publication number: 20140374226Abstract: A conductor guide member for a circuit breaker terminal assembly includes a body having at least one conductor guide surface configured and disposed to facilitate alignment between at least one terminal connection member of the terminal assembly and at least one conductor. The at least one conductor guide surface gradually slopes from a first end to a second end. The second end defines a recess.Type: ApplicationFiled: June 21, 2013Publication date: December 25, 2014Inventors: Soundararajan Narayanasamy, Wolfgang Meyer-Haack, Janakiraman Narayanan, Devendra Kumar Sharma
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Patent number: 8704114Abstract: A single module circuit breaker housing includes a first circuit breaker, wherein the first circuit breaker includes a first shaft assembly and a first contact mechanism coupled to the first shaft assembly, a second circuit breaker, wherein the second circuit breaker includes a second shaft assembly and a second contact mechanism coupled to the second shaft assembly, a first linkage coupled to the first shaft assembly and the second contact mechanism, and a second linkage coupled to the second shaft assembly and the first contact mechanism.Type: GrantFiled: May 5, 2011Date of Patent: April 22, 2014Assignee: General Electric CompanyInventor: Wolfgang Meyer-Haack
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Publication number: 20140090963Abstract: In one embodiment, a shutter lock assembly for a circuit breaker cassette having a shutter coupled to a shutter rod is provided. The shutter lock assembly includes a lock plate assembly configured to couple to the circuit breaker cassette and an actuation mechanism having a first end coupled the lock plate assembly. The actuation mechanism is configured to actuate the lock plate assembly to lock the shutter of the circuit breaker cassette in a closed position.Type: ApplicationFiled: September 28, 2012Publication date: April 3, 2014Applicant: General Electric CompanyInventors: Sapuram Sudhakar, Wolfgang Meyer-Haack, Janakiraman Narayanan, Piotr Pawel Honkisz
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Publication number: 20130192965Abstract: An override device is described for use with a coupler of a circuit breaker. The override device comprising a cam member coupled to the coupler. The cam member comprising a slot. The override device also including an actuator coupled to the cam member and configured to move the cam member between an over-current protection position and an over-current relay override position and a push member coupled to the coupler. The slot configured to guide the push member to a first position when the actuator moves the cam member to the over-current protection position. The slot further configured to guide the push member to a second position when the actuator moves the cam member to the over-current relay override position to permit current flow through the circuit breaker.Type: ApplicationFiled: January 26, 2012Publication date: August 1, 2013Inventors: Przemyslaw Eugeniusz Cieply, Wolfgang Meyer-Haack, Jacek Marian Urbanowicz, Rafal Marek Mrotek, Jacek Stanislaw Mrowiec
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Publication number: 20120279833Abstract: A single module circuit breaker housing includes a first circuit breaker, wherein the first circuit breaker includes a first shaft assembly and a first contact mechanism coupled to the first shaft assembly, a second circuit breaker, wherein the second circuit breaker includes a second shaft assembly and a second contact mechanism coupled to the second shaft assembly, a first linkage coupled to the first shaft assembly and the second contact mechanism, and a second linkage coupled to the second shaft assembly and the first contact mechanism.Type: ApplicationFiled: May 5, 2011Publication date: November 8, 2012Applicant: GENERAL ELECTRIC COMPANYInventor: Wolfgang Meyer-Haack
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Patent number: 7847203Abstract: A system for indicating a position of an electrical distribution device configured to be racked into an electrically connected condition within an enclosure and racked out to an electrically disconnected condition via a racking mechanism is disclosed. The system includes a rotating indicator having at least a first position and a second position, the first position indicating the connected condition, and the second position indicating the disconnected condition, the indicator operably connected to the racking mechanism to rotate the indicator in response to movement of the racking mechanism between at least the connected condition and the disconnected condition. The system also includes a biasing device to bias rotation of the indicator toward the first position when the racking mechanism is in the connected condition and to bias rotation of the indicator toward the second position when the racking mechanism is in the disconnected condition.Type: GrantFiled: April 15, 2008Date of Patent: December 7, 2010Assignee: General Electric CompanyInventors: Janakiraman Narayanan, Soundararajan Narayanasamy, Partha Sarathy Doddapadam Srinivasa Raghavachar, Wolfgang Meyer-Haack
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Patent number: 7834281Abstract: A draw out circuit breaker assembly which includes a draw out circuit breaker having a plurality of contacts configured for connecting and disconnecting an electrical power source to an electrical load, a breaker cassette including a draw out support plate housing operational components of the draw out circuit breaker, and a port, and a collapsible telescopic racking handle stored collapsed in the port after the draw out circuit breaker is racked into the breaker cassette.Type: GrantFiled: April 15, 2008Date of Patent: November 16, 2010Assignee: General Electric CompanyInventors: Janakiraman Narayanan, Soundararajan Narayanasamy, Amit Bose, Partha Sarathy Doddapadam Srinivasa Raghavachar, Wolfgang Meyer-Haack