Patents by Inventor Walter Wolf

Walter Wolf 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: 10601270
    Abstract: A rotor having a lamination stack including a first partial stack with first sheet metal laminations and a second partial stack with second sheet metal laminations. The laminations and partial stacks are joined axially along a center axis of the lamination stack. Each partial stack has a radially inner circumferential area and a radially outer circumferential area and a plurality of connection areas distributed in circumferential direction in mutual register at the joined partial stacks and form a common connection area. At least one of the partial stacks includes a fastening area for arranging the lamination stack at a carrier element. The lamination stack has a magnetic interaction area formed by one of the circumferential areas of the partial stacks for cooperation with a stator. The magnetic interaction area has a plurality of rotor poles with permanent magnets, which are uniformly distributed along the circumference.
    Type: Grant
    Filed: April 18, 2017
    Date of Patent: March 24, 2020
    Assignee: ZF Friedrichshafen AG
    Inventors: Walter Wolf, Hubertus Büttner, Christian Kirchner
  • Patent number: 10536043
    Abstract: A component unit for an electric machine includes an annular lamination stack formed of a plurality of axially stacked laminations. The lamination stack is secured by an inner or outer cylindrical fastening portion to a cylindrical receiving portion of a carrier element. The carrier element has two stops between which the lamination stack is axially clamped in a frictionally engaging manner. At least one of the axial stops has an annular supporting element arranged at the receiving portion and supports the lamination stack and which is fixed at the carrier element by at least one caulking region.
    Type: Grant
    Filed: March 12, 2015
    Date of Patent: January 14, 2020
    Assignee: ZF Friedrichshafen AG
    Inventors: Bernard Byzio, Walter Wolf, Erhard Wehner
  • Patent number: 10374482
    Abstract: A motor mounting device having a motor adapter that is formed substantially ring-shaped or pot-shaped and is used to receive a motor, and having a motor mount, which is used to hold the motor adapter, whereby elastic damping elements are disposed between the motor adapter and the motor mount, whereby the damping elements are formed as extruded profiles.
    Type: Grant
    Filed: December 3, 2015
    Date of Patent: August 6, 2019
    Assignee: MAHLE International GmbH
    Inventor: Walter Wolf
  • Publication number: 20190207444
    Abstract: A rotor having a lamination stack including a first partial stack with first sheet metal laminations and a second partial stack with second sheet metal laminations. The laminations and partial stacks are joined axially along a center axis of the lamination stack. Each partial stack has a radially inner circumferential area and a radially outer circumferential area and a plurality of connection areas distributed in circumferential direction in mutual register at the joined partial stacks and form a common connection area. At least one of the partial stacks includes a fastening area for arranging the lamination stack at a carrier element. The lamination stack has a magnetic interaction area formed by one of the circumferential areas of the partial stacks for cooperation with a stator. The magnetic interaction area has a plurality of rotor poles with permanent magnets, which are uniformly distributed along the circumference.
    Type: Application
    Filed: April 18, 2017
    Publication date: July 4, 2019
    Inventors: Walter WOLF, Hubertus BÜTTNER, Christian KIRCHNER
  • Patent number: 10330103
    Abstract: A centrifugal blower for an air conditioning system in a motor vehicle may include a centrifugal fan with an electric motor, which may drive a fan wheel in rotation. The centrifugal blower may also include a motor bracket for the electric motor, which may receive the centrifugal fan internally and may have a collar extending outward in a radial direction. An encircling water protection ring may be arranged internally on the collar, the water protection ring extending upward in an axial direction. The motor bracket may be configured as a hollow part with an interior annular water collection channel arranged beneath the collar, and may have a floor tilted radially outward. The at least one opening may be disposed at a transition from the collar to the water protection ring, by which water may drain into the water collection channel. The water collection channel may include at least one drain.
    Type: Grant
    Filed: June 9, 2016
    Date of Patent: June 25, 2019
    Assignee: Mahle International GmbH
    Inventor: Walter Wolf
  • Publication number: 20190100081
    Abstract: An air-conditioning system of a motor vehicle to air-condition a vehicle interior may include a channel system through which air is flowable and an outside-air channel configured to let outside air into the channel system. The air-conditioning system may also include a system conveying device separating a suction area from a pressure area and a system filter device separating a raw area from a pure area. The system filter device may include a filter housing and a filter material. The air-conditioning system may additionally include a system outlet to let air into the vehicle interior and a sensor device, including a sensor housing, in which at least one analysis channel is arranged, through which air, a characteristic of which is measured, is flowable. The sensor device may also include at least one sensor inlet and at least one sensor outlet to let air in and out of the sensor device.
    Type: Application
    Filed: September 2, 2018
    Publication date: April 4, 2019
    Inventors: Markus Michael, Walter Wolf, Anja Reiter, Florian Klein
  • Publication number: 20190081374
    Abstract: A battery temperature control system for controlling a temperature of a traction battery of a vehicle may include a first heat exchanger including a first inlet for a temperature control medium and a first outlet for the temperature control medium. The system may also include a second heat exchanger arranged distally to the first heat exchanger including a second inlet and a second outlet. The system may further include a supply channel connecting a supply connection to the first inlet and to the second inlet, and a discharge channel connecting a discharge connection to the first outlet and to the second outlet. The supply channel and the discharge channel may be formed in a shared multi-channel tube, to which the first inlet, the second inlet, the first outlet, and the second outlet are connected. The multi-channel tube may include the supply connection and the discharge connection.
    Type: Application
    Filed: September 10, 2018
    Publication date: March 14, 2019
    Inventors: Dragos-Cristian Iancu, Michael Kranich, Michael Moser, Walter Wolf
  • Patent number: 10227994
    Abstract: A blower device may include a housing and a motor mounted in the housing via a motor holder. The motor holder may be held on the housing via a plurality of arms such that a movement of the motor relative to the housing is permitted and a transmission of vibrations of the motor to the housing is dampened. The motor holder, at least one arm of the plurality of arms and the housing may be configured as a unipartite plastics injection-moulded part. Each arm of the plurality of arms may have a plurality of sections. The plurality of sections may include a first section connected to the motor holder, a second section angled relative to the first section, and a third section angled relative to the second section and connected to the housing.
    Type: Grant
    Filed: April 7, 2016
    Date of Patent: March 12, 2019
    Assignee: Mahle International GmbH
    Inventors: Walter Wolf, Christof Bacher
  • Publication number: 20190070926
    Abstract: An air-conditioning unit of a vehicle for air-conditioning a vehicle interior may include a unit outlet for discharging air into the vehicle interior, an outside-air duct for an intake of outside air, and an air recirculation duct for recirculation of inside air from the vehicle interior. The air-conditioning unit may also include an outside-air shut-off element arranged in the outside-air duct, which in a closed position blocks a flow of outside air through the outside-air duct, and a recirculated-air shut-off element arranged in the air recirculation duct, which in a closed position blocks a flow of inside air through the air recirculation duct. The air-conditioning unit may further include a sensor device for detecting a property of air. On at least one duct of the outside-air duct and the recirculation duct, a bypass may be arranged which bypasses an associated shut-off element and is fluidically connected to the sensor device.
    Type: Application
    Filed: September 2, 2018
    Publication date: March 7, 2019
    Inventors: Daniel Eberle, Rainer Knoeller, Markus Michael, Anja Reiter, Oliver Schultze, Joachim Treier, Walter Wolf
  • Publication number: 20190070922
    Abstract: An air-conditioning system comprises a channel system, a system conveying device positioned in the channel system and configured to convey air in the channel system, a sensor device comprising at least one analysis channel and configured to measure a characteristic of air flowing through the at least one analysis channel, and a suction jet pump comprising a motive-fluid inlet, a suction inlet, and a pump outlet. The system conveying device separates a suction area of the channel system arranged upstream of the system conveying device from a pressure area of the channel system arranged downstream from the system conveying device, and the sensor device further comprises a sensor outlet configured to release air from the sensor device. The motive-fluid inlet is fluidically connected to the pressure area via a suction jet branch-off point within the channel system, and the suction inlet is fluidically connected to the sensor outlet.
    Type: Application
    Filed: September 3, 2018
    Publication date: March 7, 2019
    Inventors: Daniel Eberle, Rainer Knoeller, Markus Michael, Anja Reiter, Oliver Schultze, Isabelle Seitz, Joachim Treier, Walter Wolf
  • Publication number: 20190072473
    Abstract: An air-conditioning system of a vehicle for air-conditioning a vehicle interior compartment may include a channel system which is flowed through by air and a sensor device for detecting at least one property of air. The sensor device may include at least one analysis channel through which air is flowable during operation, and a generating device configured to generate and emit electromagnetic waves. The sensor device may also include a diverting device configured to divert the electromagnetic waves emitted by the generating device at least partially into an interaction section of the at least one analysis channel, through which interaction section the diverted electromagnetic waves may pass and interact with air flowing through the at least one analysis channel. The sensor device may also include a detector which detects the diverted electromagnetic waves after the interaction with the air.
    Type: Application
    Filed: September 2, 2018
    Publication date: March 7, 2019
    Inventors: Rainer Knoeller, Markus Michael, Anja Reiter, Walter Wolf
  • Publication number: 20190070923
    Abstract: An air-conditioning system of a motor vehicle comprises a channel system configured to allow air to flow therethrough during operation and at least one heat exchanger positioned within the main channel and configured to air-condition air supplied to a motor vehicle interior of the motor vehicle. The channel system comprises a main channel. The system further comprises a sensor device configured to measure an air characteristic of air to be analysed. The sensor device comprises an analysis channel which the air to be analysed can flow through, a generation device configured to generate electromagnetic waves penetrating the analysis channel, a sensor temperature-control space separated from the analysis channel, and a temperature-control channel configured to apply air-conditioned air to the generation device to control a temperature of the generation device. The generation device is at least partially arranged in the sensor temperature-control space.
    Type: Application
    Filed: September 3, 2018
    Publication date: March 7, 2019
    Inventors: Rainer Knoeller, Markus Michael, Anja Reiter, Walter Wolf
  • Publication number: 20190063646
    Abstract: A connecting clamp for connecting two pipe stubs with an associated pipe body may include a first clamp body for connecting a first pipe stub with a first pipe body and a second clamp body disposed spaced apart from the first clamp body for connecting a second pipe stub with a second pipe body. The connecting clamp may also include a connecting body arranged between the clamp bodies. The connecting body may pivotably connect the clamp bodies with one another such that the clamp bodies are pivotable relative to one another between a start pivot position and an end pivot position. The connecting body may include a fixing device for fixing the clamp bodies in the end pivot position.
    Type: Application
    Filed: August 28, 2018
    Publication date: February 28, 2019
    Inventors: Alexander Bopp, Walter Kreuzer, Werner Rauland, Dieter Sartorius, Oliver Schultze, Walter Wolf
  • Patent number: 9976821
    Abstract: The application relates to a pipe connection having a pipe end arranged in a connection piece. The pipe connection has an outwardly projecting at least sectionally circumferential bead configured on a pipe end. The connection piece has a radially deformable first connection piece portion creating a first radially deformable connection piece portion. The pipe end is held and secured in the connection piece using the first radially deformable connection piece portion. The application further relates to a heat exchanger with a pipe connection of this kind and a connection method for producing a pipe connection.
    Type: Grant
    Filed: January 20, 2015
    Date of Patent: May 22, 2018
    Assignee: MAHLE INTERNATIONAL GMBH
    Inventor: Walter Wolf
  • Patent number: 9593892
    Abstract: Heat exchanger and a retention element for the heat exchanger, the retention element having a receiving region and a spacing element, and the receiving region at least partially receiving the heat exchanger, wherein the receiving region has a contour which substantially corresponds to an outer contour of the heat exchanger, the receiving region having fixing means, by means of which the retention element can be fixed to the heat exchanger, the spacing element protruding outwards from the retention element and protruding beyond the outer contour of the heat exchanger.
    Type: Grant
    Filed: October 3, 2013
    Date of Patent: March 14, 2017
    Assignee: MAHLE INTERNATIONAL GMBH
    Inventors: Walter Wolf, Harald Mühleisen
  • Publication number: 20170040852
    Abstract: A component unit for an electric machine includes an annular lamination stack formed of a plurality of axially stacked laminations. The lamination stack is secured by an inner or outer cylindrical fastening portion to a cylindrical receiving portion of a carrier element. The carrier element has two stops between which the lamination stack is axially clamped in a frictionally engaging manner. At least one of the axial stops has an annular supporting element arranged at the receiving portion and supports the lamination stack and which is fixed at the carrier element by at least one staking region.
    Type: Application
    Filed: March 12, 2015
    Publication date: February 9, 2017
    Inventors: Bernard BYZIO, Walter WOLF, Erhard WEHNER
  • Publication number: 20160363126
    Abstract: A centrifugal blower for an air conditioning system in a motor vehicle may include a centrifugal fan with an electric motor, which may drive a fan wheel in rotation. The centrifugal blower may also include a motor bracket for the electric motor, which may receive the centrifugal fan internally and may have a collar extending outward in a radial direction. An encircling water protection ring may be arranged internally on the collar, the water protection ring extending upward in an axial direction. The motor bracket may be configured as a hollow part with an interior annular water collection channel arranged beneath the collar, and may have a floor tilted radially outward. The at least one opening may be disposed at a transition from the collar to the water protection ring, by which water may drain into the water collection channel. The water collection channel may include at least one drain.
    Type: Application
    Filed: June 9, 2016
    Publication date: December 15, 2016
    Inventor: Walter Wolf
  • Publication number: 20160298655
    Abstract: A blower device may include a housing and a motor mounted in the housing via a motor holder. The motor holder may be held on the housing via a plurality of arms such that a movement of the motor relative to the housing is permitted and a transmission of vibrations of the motor to the housing is dampened. The motor holder, at least one arm of the plurality of arms and the housing may be configured as a unipartite plastics injection-moulded part. Each arm of the plurality of arms may have a plurality of sections. The plurality of sections may include a first section connected to the motor holder, a second section angled relative to the first section, and a third section angled relative to the second section and connected to the housing.
    Type: Application
    Filed: April 7, 2016
    Publication date: October 13, 2016
    Inventors: Walter Wolf, Christof Bacher
  • Patent number: 9403419
    Abstract: In a motor vehicle air conditioning system, comprising a housing, a fan and at least one heating device, the intention is for different heating devices to be able to be fastened to a housing in a technically simple manner with low production costs. This problem is solved in that the at least one heating device is fastened to the housing, in particular exclusively, by at least one adaptor cover.
    Type: Grant
    Filed: December 1, 2011
    Date of Patent: August 2, 2016
    Assignee: MAHLE INTERNATIONAL GMBH
    Inventors: Erich Litwing, Sascha Lindauer, Walter Wolf
  • Publication number: 20160164369
    Abstract: A motor mounting device having a motor adapter that is formed substantially ring-shaped or pot-shaped and is used to receive a motor, and having a motor mount, which is used to hold the motor adapter, whereby elastic damping elements are disposed between the motor adapter and the motor mount, whereby the damping elements are formed as extruded profiles.
    Type: Application
    Filed: December 3, 2015
    Publication date: June 9, 2016
    Applicant: MAHLE International GmbH
    Inventor: Walter WOLF