Patents by Inventor Marco Carcano

Marco Carcano 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).

  • Patent number: 11032878
    Abstract: A method for managing a microwave heating device able to operate based on a first signal having a first fundamental harmonic frequency that is within the microwave range, wherein operation of the microwave heating device (1) is interrupted or modified when, inside the microwave heating device (1), the presence of a second signal is detected, the latter having harmonic components which have frequencies that are different from a fundamental harmonic frequency and an intensity higher than a critical reference value.
    Type: Grant
    Filed: September 25, 2017
    Date of Patent: June 8, 2021
    Assignee: ILLINOIS TOOL WORKS INC.
    Inventors: Marco Carcano, Michele Sclocchi
  • Patent number: 11013357
    Abstract: An oven includes a cooking chamber configured to receive a load and an RF heating system configured to provide RF energy into the cooking chamber using solid state electronic components. The solid state electronic components include power amplifier electronics configured to provide a signal into the cooking chamber via an antenna assembly. The power amplifier electronics include at least a first power amplifier and a second power amplifier operably coupled to the cooking chamber by respective ones of a first antenna and second antenna of the antenna assembly. The first and second antennas are operably coupled to respective ones of the first and second power amplifiers via a first coupling structure and a second coupling structure, respectively. A directional coupler provided at a port section defined for at least one of the first and second coupling structures.
    Type: Grant
    Filed: February 23, 2018
    Date of Patent: May 25, 2021
    Assignee: Illinois Tool Works Inc.
    Inventors: Marco Carcano, Michele Sclocchi, Daniele Chirico
  • Patent number: 10912166
    Abstract: An RF choke for an oven having a door movable between an open position and a closed position to interface with an opening defined in a cooking chamber of the oven includes a base portion and a plurality of resonant elements formed in rows. The cooking chamber is defined at least in part by a top wall, a bottom wall, a first sidewall and a second sidewall. The RF choke is disposed at a portion of the door facing the cooking chamber when the door is in the closed position. The base portion is a metallic sheet and is disposed in a first plane substantially parallel to a second plane in which the door lies. The resonant elements are folded out of the first plane toward the door to define a top row of resonant elements, a bottom row of resonant elements, a first side row of resonant elements and a second side row of resonant elements, which are proximate to respective ones of the top wall, the bottom wall, the first sidewall and the second sidewall of the cooking chamber when the door is in the closed position.
    Type: Grant
    Filed: November 6, 2017
    Date of Patent: February 2, 2021
    Assignee: ILLINOIS TOOL WORKS, INC.
    Inventors: Marco Carcano, Michele Sclocchi, Michele Gentile
  • Patent number: 10904959
    Abstract: An air circulation system for an oven includes an inlet cavity, an attic region and a cooling fan. The oven includes a cooking chamber configured to receive a food product and an RF heating system configured to provide RF energy into the cooking chamber using solid state electronic components. The air circulation system is configured to provide air for cooling the solid state electronic components. The inlet cavity is disposed below the cooking chamber. The attic region is disposed above the cooking chamber and housing the solid state electronic components. The cooling fan isolates the inlet cavity from the attic region to maintain the inlet cavity at a pressure below ambient pressure to draw cooling air into the inlet cavity via an inlet array, and to maintain the attic region at a pressure above ambient pressure to discharge air that has cooled the solid state electronic components from an oven body of the oven.
    Type: Grant
    Filed: November 13, 2017
    Date of Patent: January 26, 2021
    Assignee: ILLINOIS TOOL WORKS, INC.
    Inventors: Marco Carcano, Michele Gentile, Michele Sclocchi
  • Patent number: 10873996
    Abstract: An oven may include a door movable between an open position and a closed position, a cooking chamber configured to receive a food product, an RF energy source and an RF choke. The cooking chamber may be defined at least in part by a top wall, a bottom wall, a first sidewall and a second sidewall, and may define an opening that interfaces with the door. The RF energy source may be configured to apply RF energy to the food product. The RF choke may be disposed at a portion of the door facing the cooking chamber when the door is in the closed position. The door may include a handle disposed on a side of the door opposite the RF choke. The handle may be attached to a front face of the door at an angle relative to the front face of the door such that the handle extends beyond a top of the door along a direction extending from a pivot axis of the door toward the top of the door.
    Type: Grant
    Filed: November 10, 2017
    Date of Patent: December 22, 2020
    Assignee: ILLINOIS TOOL WORKS, INC.
    Inventors: Marco Carcano, Michele Gentile, Michele Sclocchi
  • Patent number: 10764971
    Abstract: An oven includes a cooking chamber configured to receive a food product and an RF heating system configured to provide RF energy into the cooking chamber using solid state electronic components. The cooking chamber is defined at least in part by a top wall, a first sidewall and a second sidewall. The solid state electronic components include power amplifier electronics configured to provide the RF energy into the cooking chamber via a launcher assembly operably coupled to the cooking chamber via a waveguide assembly. The waveguide assembly includes a waveguide extending along at least one of the first sidewall or the second sidewall to provide the RF energy into the cooking chamber through a radiation opening provided at the at least one of the first sidewall or the second sidewall. The launcher assembly includes a launcher disposed proximate to a first end of the waveguide and the radiation opening is disposed proximate to a second end of the waveguide.
    Type: Grant
    Filed: November 6, 2017
    Date of Patent: September 1, 2020
    Assignee: ILLINOIS TOOL WORKS, INC.
    Inventors: Marco Carcano, Michele Sclocchi, Michele Gentile
  • Patent number: 10750581
    Abstract: An oven includes a cooking chamber configured to receive a food product and an RF heating system configured to provide RF energy into the cooking chamber using solid state electronic components. The solid state electronic components include power amplifier electronics configured to provide a signal into the cooking chamber via a launcher assembly operably coupled to the cooking chamber via a waveguide assembly. An isolation assembly is provided between the launcher assembly and the power amplifier electronics. The power amplifier electronics are controlled at least in part based on an efficiency parameter determined from a forward power value and a reflected power value that are each measured after the isolation assembly.
    Type: Grant
    Filed: November 13, 2017
    Date of Patent: August 18, 2020
    Assignee: ILLINOIS TOOL WORKS, INC.
    Inventors: Marco Carcano, Michele Gentile, Michele Sclocchi
  • Publication number: 20200260537
    Abstract: An oven may include an oven body having at least sides and a housing cover, a cooking chamber disposed within the oven body and being configured to receive a food product, an RF heating system configured to provide RF energy into the cooking chamber using solid state electronic components to heat the food product, and an internal air cooling system configured to move air through the oven body to cool the solid state electronic components. The solid state electronic components include power amplifier electronics and control electronics configured to control operation of the power amplifier electronics. The power amplifier electronics are at least partially covered by an internal electronics cover. A first insulating member is applied to a bottom surface of at least one of the housing cover or the internal electronics cover to inhibit condensation above the solid state electronic components.
    Type: Application
    Filed: January 31, 2020
    Publication date: August 13, 2020
    Inventors: Marco Carcano, Michele Sclocchi, Andrea Baccara, Michele Gentile
  • Publication number: 20200253004
    Abstract: An oven may include a cooking chamber configured to receive a food product, at least a pair of rack supports disposed at opposing sidewalls of the cooking chamber, a rack configured to support the food product responsive to placement of the rack on the rack supports, a rack interface insulating assembly comprising insulating material providing a dielectric barrier between the rack and the rack supports, and a radio frequency (RF) heating system configured to provide RF energy into the cooking chamber using solid state electronic components to heat the food product. The solid state electronic components include power amplifier electronics and control electronics configured to control operation of the power amplifier electronics.
    Type: Application
    Filed: January 31, 2020
    Publication date: August 6, 2020
    Inventors: Marco Carcano, Michele Sclocchi, Andrea Baccara, Michele Gentile
  • Patent number: 10736185
    Abstract: An air circulation system includes an inlet filter support structure, a first side filter and a second side filter. The air circulation system is for an oven that has a cooking chamber configured to receive a food product and a radio frequency (RF) heating system configured to provide RF energy into the cooking chamber using solid state electronic components. The air circulation system is configured to provide air for cooling the solid state electronic components. The inlet filter support structure enables cooling air for cooling the solid state electronic components to be drawn therein prior to circulation by a cooling fan. The first side filter is supported by the inlet filter support structure. The first side filter is disposed below one of the sidewalls and disposed at an angle relative to the one of the sidewalls. The second side filter is supported by the inlet filter support structure.
    Type: Grant
    Filed: November 13, 2017
    Date of Patent: August 4, 2020
    Assignee: ILLINOIS TOOL WORKS INC.
    Inventors: Marco Carcano, Michele Gentile, Michele Sclocchi
  • Publication number: 20200187315
    Abstract: Control electronics may control power amplifier electronics associated with application of RF energy generated using solid state electronic components. The power amplifier electronics may be configured to control application of RF energy in an oven according to a cooking recipe at least in part based on a learning procedure that generates a power cycling between high and low powers when the learning procedure is executed. The control electronics may include processing circuitry configured to employ a thermal stress mitigation technique to control thermal stresses on the power amplifier electronics associated with the power cycling.
    Type: Application
    Filed: December 6, 2019
    Publication date: June 11, 2020
    Inventors: Marco Carcano, Michele Sclocchi, Daniele Chirico
  • Publication number: 20200162036
    Abstract: Power amplifier electronics for controlling application of radio frequency (RF) energy generated using solid state electronic components may further be configured to control application of RF energy in cycles between high and low powers. The power amplifier electronics may include a semiconductor die on which one or more RF power transistors are fabricated, an output matching network configured to provide impedance matching between the semiconductor die and external components operably coupled to an output tab, and bonding wires bonded at terminal ends thereof to operably couple the one or more RF power transistors of the semiconductor die to the output matching network. The bonding wires may be copper bonding wires having a diameter of between about 10 microns and about 100 microns.
    Type: Application
    Filed: November 18, 2019
    Publication date: May 21, 2020
    Inventors: Marco Carcano, Michele Sclocchi, Daniele Chirico
  • Publication number: 20200163174
    Abstract: Power amplifier electronics for controlling application of radio frequency (RF) energy generated using solid state electronic components may further be configured to control application of RF energy in cycles between high and low powers. The power amplifier electronics may include a semiconductor die on which one or more RF power transistors are fabricated, an output matching network configured to provide impedance matching between the semiconductor die and external components operably coupled to an output tab, and bonding ribbon bonded at terminal ends thereof to operably couple the one or more RF power transistors of the semiconductor die to the output matching network. The bonding ribbon may have a width of greater than about five times a thickness of the bonding ribbon.
    Type: Application
    Filed: November 18, 2019
    Publication date: May 21, 2020
    Inventors: Marco Carcano, Michele Sclocchi, Daniele Chirico
  • Patent number: 10638558
    Abstract: An apparatus for simultaneously heating a plurality of food products, comprising: a containment structure forming a housing chamber; one or more separating elements mounted in the housing chamber to delimit a plurality of separate housing compartments for receiving the food products; radio frequency dielectric heating means with an operating frequency of between 1 MHz and 300 MHz, mounted in the containment structure and comprising at least one first electrode and one second electrode; wherein the housing compartments are aligned along a row, the first electrode and the second electrode delimiting on two opposite sides the row; and wherein inside the housing chamber, between the first electrode and the second electrode, there is also at least one inductor.
    Type: Grant
    Filed: February 13, 2017
    Date of Patent: April 28, 2020
    Assignee: ILLINOIS TOOL WORKS, INC.
    Inventors: Michele Sclocchi, Christine Rollet, Marco Carcano, Marco Bullo, Francesco Gambato
  • Patent number: 10627119
    Abstract: An air cleaning system for an oven that includes a cooking chamber configured to receive a food product includes a catalytic converter, an input array and a preheater. The catalytic converter may be configured to clean air expelled from the cooking chamber. The input array may include perforations through which cleaned air that has been processed by the catalytic converter is provided into the cooking chamber. The preheater may be disposed proximate to the cooking chamber to use heat generated by the cooking chamber to preheat the cleaned air prior to entry of the cleaned air into the cooking chamber through the input array.
    Type: Grant
    Filed: November 13, 2017
    Date of Patent: April 21, 2020
    Assignee: ILLINOIS TOOL WORKS, INC.
    Inventors: Marco Carcano, Michele Sclocchi, Michele Gentile
  • Patent number: 10598390
    Abstract: An air cleaning system for an oven that includes a cooking chamber configured to receive a food product includes a catalytic assembly and a preheater. The catalytic assembly may be configured to clean air expelled from the cooking chamber. The preheater may be configured to receive hot, cleaned air from the catalytic assembly in an outlet duct to transfer heat to fresh air provided from outside the oven in an inlet duct to preheat the fresh air to heated input air prior to provision of the heated input air into the cooking chamber.
    Type: Grant
    Filed: November 17, 2017
    Date of Patent: March 24, 2020
    Assignee: ILLINOIS TOOL WORKS INC.
    Inventors: Marco Carcano, Michele Gentile
  • Publication number: 20180249855
    Abstract: An oven includes a cooking chamber configured to receive a load and an RF heating system configured to provide RF energy into the cooking chamber using solid state electronic components. The solid state electronic components include power amplifier electronics configured to provide a signal into the cooking chamber via an antenna assembly. The power amplifier electronics include at least a first power amplifier and a second power amplifier operably coupled to the cooking chamber by respective ones of a first antenna and second antenna of the antenna assembly. The first and second antennas are operably coupled to respective ones of the first and second power amplifiers via a first coupling structure and a second coupling structure, respectively. A directional coupler provided at a port section defined for at least one of the first and second coupling structures.
    Type: Application
    Filed: February 23, 2018
    Publication date: September 6, 2018
    Inventors: Marco Carcano, Michele Sclocchi, Daniele Chirico
  • Patent number: D821814
    Type: Grant
    Filed: November 30, 2016
    Date of Patent: July 3, 2018
    Assignee: ILLINOIS TOOL WORKS, INC.
    Inventors: Marco Carcano, Michele Gentile, Michele Sclocchi
  • Patent number: D831405
    Type: Grant
    Filed: November 30, 2016
    Date of Patent: October 23, 2018
    Assignee: ILLINOIS TOOL WORKS INC.
    Inventors: Marco Carcano, Michele Sclocchi, Michele Gentile
  • Patent number: D874866
    Type: Grant
    Filed: October 12, 2018
    Date of Patent: February 11, 2020
    Assignee: ILLINOIS TOOL WORKS INC.
    Inventors: Marco Carcano, Michele Gentile, Michele Sclocchi