Patents by Inventor Walter Schaaf
Walter Schaaf 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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Publication number: 20250128891Abstract: A method (and a handling system) for handling an object to be gripped by a handling system that includes an end effector, a manipulator, a marking device for marking the object to be gripped, and a detection device for detecting the marking on the object to be gripped, the method involving picking up the object to be gripped by the end effector, marking the object to be gripped by the marking device, depositing the object to be gripped at a deposit location, and picking the object to be gripped back up by the end effector, involving detecting the marking by the detection device, aligning the end effector relative to the marking, and gripping the object to be gripped by the end effector.Type: ApplicationFiled: October 18, 2024Publication date: April 24, 2025Applicant: J.Schmalz GmbHInventors: Walter Schaaf, Tobias Eberhardt, Steffen Krieg
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Publication number: 20250128432Abstract: A method (and a handling system) for handling a gripping object by a handling system that includes an end effector, a manipulator, and a coupling device for coupling and uncoupling the end effector to/from the manipulator, the method comprising gripping the gripping object the end effector, depositing the gripping object at a deposit location, and picking up the gripping object from a pickup location, wherein, for depositing the gripping object, the end effector is uncoupled from the manipulator so that the end effector remains on the gripping object, and wherein picking up the gripping object from the pickup location comprises coupling the end effector remaining on the gripping object to the manipulator.Type: ApplicationFiled: October 18, 2024Publication date: April 24, 2025Applicant: J.Schmalz GmbHInventors: Walter Schaaf, Matthias Frey, Steffen Krieg, Tobias Eberhardt
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Publication number: 20240316792Abstract: A vacuum gripper (10) includes a suction element (12) and a wear detection device (22) for detecting a state of wear of the suction element. The wear detection device includes a wearing section (36) which is itself subject to wear as the suction element wears in normal use; a fluid channel (24), which interacts with the wearing section in such a way that, as a result of wear of the wearing section, a flow cross-section of the fluid channel is altered and/or a fluid flow through the fluid channel is released in the first place, and a sensor device (38) for detecting a pressure in the fluid channel and/or a fluid flow through the fluid channel.Type: ApplicationFiled: July 13, 2022Publication date: September 26, 2024Inventor: Walter SCHAAF
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Publication number: 20240253255Abstract: A safety coupling for connecting an end effector to a manipulator, comprising a manipulator coupling portion for connecting the safety coupling to the manipulator, an end effector coupling portion for connecting the safety coupling to the end effector, a lowering device, which connects the manipulator coupling portion and the end effector coupling portion to one another in a way that the end effector coupling portion and an end effector optionally coupled to the end effector coupling portion can descend relative to the manipulator coupling portion, with control, in particular with automatic braking, as a result of gravity, and a securing device, which can assume a normal configuration and an emergency configuration, the securing device blocking the lowering device when the securing device is in the normal configuration and releasing the lowering device when the securing device is in the emergency configuration.Type: ApplicationFiled: January 29, 2024Publication date: August 1, 2024Applicant: J.Schmalz GmbHInventors: Walter Schaaf, Matthias Frey
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Patent number: 11592169Abstract: The present invention relates to a method for manufacturing a linear LED light source, comprising: providing a tubular glass envelope that is open at its proximal end and its distal end; inserting a light source mount assembly comprising one or more LED units into the tubular glass envelope; forming a distal hermetic seal at the distal end such that a distal opening remains at the distal end; forming a proximal hermetic seal at the proximal end such that a proximal opening remains at the proximal end; filling the tubular glass envelope with a gas filling; and sealing the distal and proximal openings to obtain a sealed lamp envelope; wherein a flow of coolant gas through the tubular glass envelope is maintained during the formation of the proximal hermetic seal and/or distal hermetic seal if the light source mount assembly is inserted before the formation of the respective hermetic seal.Type: GrantFiled: October 1, 2018Date of Patent: February 28, 2023Assignee: Flowil International Lighting (Holding) B.V.Inventors: James Hooker, Frank Broeders, Walter Schaaf
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Publication number: 20210348750Abstract: The present invention relates to a method for manufacturing a linear LED light source, comprising: providing a tubular glass envelope that is open at its proximal end and its distal end; inserting a light source mount assembly comprising one or more LED units into the tubular glass envelope; forming a distal hermetic seal at the distal end such that a distal opening remains at the distal end; forming a proximal hermetic seal at the proximal end such that a proximal opening remains at the proximal end; filling the tubular glass envelope with a gas filling; and sealing the distal and proximal openings to obtain a sealed lamp envelope; wherein a flow of coolant gas through the tubular glass envelope is maintained during the formation of the proximal hermetic seal and/or distal hermetic seal if the light source mount assembly is inserted before the formation of the respective hermetic seal.Type: ApplicationFiled: October 1, 2018Publication date: November 11, 2021Inventors: James Hooker, Frank Broeders, Walter Schaaf
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Publication number: 20210299885Abstract: The invention relates to a human-robot collaboration system including a robot having at least one manipulator, the at least one manipulator having an in particular terminal end portion, the HRC system includes a coupling device connected to the end portion of the at least one manipulator and at least one hand connection, it being possible to connect the at least one hand connection in a force-coupled manner to the end portion via the coupling device.Type: ApplicationFiled: March 26, 2021Publication date: September 30, 2021Applicant: J.Schmalz GmbHInventors: Walter Schaaf, Harald Kuolt
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Patent number: 10625429Abstract: A method for operating a vacuum handling apparatus, in particular for a human-machine-collaboration system, a vacuum gripper can be connected to a primary vacuum system to generate a vacuum, the method includes the following steps applying the vacuum gripper to a workpiece and building up a vacuum in the vacuum gripper by means of the primary vacuum system; holding the workpiece during its handling by means of the vacuum prevailing in the vacuum gripper, and monitoring at least one state variable during the handling; and generating an auxiliary vacuum in the vacuum gripper by a self-sufficient, secondary auxiliary vacuum system if the monitored state variable deviates from a target state.Type: GrantFiled: April 23, 2019Date of Patent: April 21, 2020Assignee: J. Schmalz GmbHInventors: Walter Dunkmann, Walter Schaaf, David Straub
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Publication number: 20190337163Abstract: A method for operating a vacuum handling apparatus, in particular for a human-machine-collaboration system, a vacuum gripper can be connected to a primary vacuum system to generate a vacuum, the method includes the following steps applying the vacuum gripper to a workpiece and building up a vacuum in the vacuum gripper by means of the primary vacuum system; holding the workpiece during its handling by means of the vacuum prevailing in the vacuum gripper, and monitoring at least one state variable during the handling; and generating an auxiliary vacuum in the vacuum gripper by a self-sufficient, secondary auxiliary vacuum system if the monitored state variable deviates from a target state.Type: ApplicationFiled: April 23, 2019Publication date: November 7, 2019Applicant: J. Schmalz GmbHInventors: Walter Dunkmann, Walter Schaaf, David Straub
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Publication number: 20180218585Abstract: A handling device for handling an object by means of manual control of the handling device by an operator, including a sensor apparatus and an evaluating apparatus, is designed and developed with a view to further simplify the handling of objects using a handling device such that the sensor apparatus comprises sensors for detecting the position of the handling device and movement data of the handling device in the form of measured values, such that the evaluating apparatus is designed to generate handling instructions and/or handling-related information for the operator by evaluating the detected measured values, and such that an output apparatus is provided for outputting the handling instructions and/or handling-related information to the operator.Type: ApplicationFiled: January 18, 2018Publication date: August 2, 2018Applicant: J. SCHMALZ GMBHInventors: Klaus-Dieter Schwabenthan, Jonas Mast, Bernd Heinzmann, Walter Schaaf, Aline Defranceski
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Patent number: 9062689Abstract: The invention relates to a compressed-air-operated vacuum generator or vacuum gripper having at least two vacuum units, wherein each vacuum unit has a suction chamber, an intake opening which opens into the suction chamber, an outflow opening which opens out of the suction chamber, and at least one drive air opening which opens into the outflow opening between the intake opening and the outflow opening, and wherein the vacuum units operate on the basis of at least two different principles (Venturi, Bernoulli, Coanda, vortex, etc.) for generating a negative pressure.Type: GrantFiled: November 18, 2010Date of Patent: June 23, 2015Assignee: J. SCHMALZ GMBHInventor: Walter Schaaf
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Patent number: 8596990Abstract: A pneumatic vacuum generator includes at least one venturi nozzle having a flow cross section which deviates for a circularity. The venturi nozzle may thus have a substantial rectangular or non-circular flow cross section like for example an oval flow cross section or an elliptical flow cross section. At least two plates are disposed in parallel relationship and joined in sandwich construction, with one of the plates constructed to accommodate the venturi nozzle.Type: GrantFiled: November 23, 2010Date of Patent: December 3, 2013Assignee: J. Schmalz GmbHInventor: Walter Schaaf
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Patent number: 8414045Abstract: A vacuum gripper includes a suction plate for gripping an object. The suction plate has a lid and a suction bottom which define a suction chamber there between and engage formfittingly at least on one side within one another via a tongue and groove joint extending in parallel relation to a gripping plane. The tongue and groove joint includes a groove on one of the suction bottom and lid, and a tongue which is formed on the other one of the suction bottom and lid and fits into the groove.Type: GrantFiled: November 23, 2010Date of Patent: April 9, 2013Assignee: J. Schmalz GmbHInventor: Walter Schaaf
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Publication number: 20130032981Abstract: The invention relates to a compressed-air-operated vacuum generator or vacuum gripper having at least two vacuum units, wherein each vacuum unit has a suction chamber, an intake opening which opens into the suction chamber, an outflow opening which opens out of the suction chamber, and at least one drive air opening which opens into the outflow opening between the intake opening and the outflow opening, and wherein the vacuum units operate on the basis of at least two different principles (Venturi, Bernoulli, Coanda, vortex, etc.) for generating a negative pressure.Type: ApplicationFiled: November 18, 2010Publication date: February 7, 2013Applicant: J. SCHMALZ GMBHInventor: Walter Schaaf
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Patent number: 8267386Abstract: A pneumatically actuated area vacuum gripper for gripping and, if necessary, separating workpieces is provided by the present disclosure. In particular, the vacuum gripper is used with thin, flexible workpieces, and has a suction chamber, which has a suction wall with perforations, to be placed on the workpiece. An ejector nozzle has a connection and an outlet, the ejection nozzle being connected to the suction chamber via its connection, and the outlet of the ejector nozzle opening to the outside or into an exhaust air duct, and the suction inlet of the ejector nozzle empties into the suction chamber, whereby the direction of the air stream in the connection coming from the suction chamber corresponds to the direction of the main air conveyance in the ejector nozzle.Type: GrantFiled: July 24, 2009Date of Patent: September 18, 2012Assignee: J. Schmalz GmbHInventors: Walter Schaaf, Thomas Eisele, Rolf Guenther, Tobias Stahl
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Patent number: 8157182Abstract: The invention relates to a vacuum handling device (46) for fixing or transporting work pieces (44) comprising a plurality of components, wherein at least one of the components is provided with an RFID tag (10) and the RFID tag is provided with an RFID chip (14) and an antenna (12), wherein a switching element (16) is provided for the galvanic isolation of the RFID chip and antenna between the RFID chip and the antenna.Type: GrantFiled: July 20, 2009Date of Patent: April 17, 2012Assignee: J. Schmalz GmbHInventors: Walter Schaaf, Ralf Stockburger
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Publication number: 20110198403Abstract: The invention relates to a vacuum handling device (46) for fixing or transporting work pieces (44) comprising a plurality of components, wherein at least one of the components is provided with an RFID tag (10) and the RFID tag is provided with an RFID chip (14) and an antenna (12), wherein a switching element (16) is provided for the galvanic isolation of the RFID chip and antenna between the RFID chip and the antennaType: ApplicationFiled: July 20, 2009Publication date: August 18, 2011Applicant: J. SCHMALZ GMBHInventors: Walter Schaaf, Ralf Stockburger
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Publication number: 20110123359Abstract: A pneumatic vacuum generator includes at least one venturi nozzle having a flow cross section which deviates for a circularity. The venturi nozzle may thus have a substantial rectangular or non-circular flow cross section like for example an oval flow cross section or an elliptical flow cross section. At least two plates are disposed in parallel relationship and joined in sandwich construction, with one of the plates constructed to accommodate the venturi nozzle.Type: ApplicationFiled: November 23, 2010Publication date: May 26, 2011Applicant: J. Schmalz GmbHInventor: WALTER SCHAAF
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Publication number: 20110121590Abstract: A vacuum gripper includes a suction plate for gripping an object. The suction plate has a lid and a suction bottom which define a suction chamber there between and engage formfittingly at least on one side within one another via a tongue and groove joint extending in parallel relation to a gripping plane. The tongue and groove joint includes a groove on one of the suction bottom and lid, and a tongue which is formed on the other one of the suction bottom and lid and fits into the groove.Type: ApplicationFiled: November 23, 2010Publication date: May 26, 2011Applicant: J. Schmalz GmbHInventor: WALTER SCHAAF
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Publication number: 20100025905Abstract: A pneumatically actuated area vacuum gripper for gripping and, if necessary, separating workpieces is provided by the present disclosure. In particular, the vacuum gripper is used with thin, flexible workpieces, and has a suction chamber, which has a suction wall with perforations, to be placed on the workpiece. An ejector nozzle has a connection and an outlet, the ejection nozzle being connected to the suction chamber via its connection, and the outlet of the ejector nozzle opening to the outside or into an exhaust air duct, and the suction inlet of the ejector nozzle empties into the suction chamber, whereby the direction of the air stream in the connection coming from the suction chamber corresponds to the direction of the main air conveyance in the ejector nozzle.Type: ApplicationFiled: July 24, 2009Publication date: February 4, 2010Applicant: J. Schmalz GmbHInventors: Thomas Eisele, Walter Schaaf, Rolf Guenther, Tobias Stahl