Patents by Inventor Stefan Witt
Stefan Witt 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: 12151127Abstract: A method for producing an improved mask or device for killing or deactivating pathogens, such as viruses. A mask or device produced in accordance with the method for producing. A method for killing, or making inviable, viruses, such as airborne viruses. A pathogen-deactivating assembly having two zones of hydrophilic particulate matter for deactivating a pathogenic aerosol. The two hydrophilic particulate matter zones are separated by a hydrophobic fibrous partition.Type: GrantFiled: November 18, 2021Date of Patent: November 26, 2024Inventor: Marc Stefan Witt
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Patent number: 12103677Abstract: A flying vehicle comprising a wing ship body having a pair of wing spars secured thereto; and a plurality of hinged wing-rib assemblies disposed along each wing spar that allows the wings to be folded against the body of the flying vehicle. Fabric-coupling members connect wing fabric to the wing-rib assemblies. A method for folding or collapsing the wings of a wing-in-ground-effect wing ship comprising providing a wing-in-ground-effect wing ship having a pair of wings, and folding the wings toward and against the body of the wing-in-ground-effect wing ship.Type: GrantFiled: February 18, 2022Date of Patent: October 1, 2024Inventor: Marc Stefan Witt
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Patent number: 12022899Abstract: A method for producing an improved mask or device for killing or deactivating pathogens, such as viruses. A mask or device produced in accordance with the method for producing. A method for killing, or making inviable, viruses, such as airborne viruses.Type: GrantFiled: February 19, 2021Date of Patent: July 2, 2024Inventor: Marc Stefan Witt
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Publication number: 20220266070Abstract: A method for producing an improved mask or device for killing or deactivating pathogens, such as viruses. A mask or device produced in accordance with the method for producing. A method for killing, or making inviable, viruses, such as airborne viruses. A pathogen-deactivating assembly having two zones of hydrophilic particulate matter for deactivating a pathogenic aerosol. The two hydrophilic particulate matter zones are separated by a hydrophobic fibrous partition.Type: ApplicationFiled: November 18, 2021Publication date: August 25, 2022Inventor: Marc Stefan Witt
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Publication number: 20220185447Abstract: A flying vehicle comprising a wing ship body having a pair of wing spars secured thereto; and a plurality of hinged wing-rib assemblies disposed along each wing spar that allows the wings to be folded against the body of the flying vehicle. Fabric-coupling members connect wing fabric to the wing-rib assemblies. A method for folding or collapsing the wings of a wing-in-ground-effect wing ship comprising providing a wing-in-ground-effect wing ship having a pair of wings, and folding the wings toward and against the body of the wing-in-ground-effect wing ship. A fabric covered wing folding assembly including a pair of wings with each wing having a wing spar and covered by a fabric. A plurality of hinged wing-rib assemblies is disposed along each wing spar that allows the wings to be folded against the body of the aircraft. A method is provided for folding or collapsing the wings of an aircraft.Type: ApplicationFiled: February 18, 2022Publication date: June 16, 2022Inventor: Marc Stefan Witt
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Patent number: 11279463Abstract: A flying vehicle comprising a wing ship body having a pair of wing spars secured thereto; and a plurality of hinged wing-rib assemblies disposed along each wing spar that allows the wings to be folded against the body of the flying vehicle. A method for folding or collapsing the wings of a wing-in-ground-effect wing ship comprising providing a wing-in-ground-effect wing ship having a pair of wings, and folding the wings toward and against the body of the wing-in-ground-effect wing ship. A fabric covered wing folding assembly including a pair of wings with each wing having a wing spar and covered by a fabric. A plurality of hinged wing-rib assemblies is disposed along each wing spar that allows the wings to be folded against the body of the aircraft. A method is provided for folding or collapsing the wings of an aircraft.Type: GrantFiled: May 7, 2020Date of Patent: March 22, 2022Inventor: Marc Stefan Witt
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Publication number: 20210001973Abstract: A flying vehicle comprising a wing ship body having a pair of wing spars secured thereto; and a plurality of hinged wing-rib assemblies disposed along each wing spar that allows the wings to be folded against the body of the flying vehicle. A method for folding or collapsing the wings of a wing-in-ground-effect wing ship comprising providing a wing-in-ground-effect wing ship having a pair of wings, and folding the wings toward and against the body of the wing-in-ground-effect wing ship. A fabric covered wing folding assembly including a pair of wings with each wing having a wing spar and covered by a fabric. A plurality of hinged wing-rib assemblies is disposed along each wing spar that allows the wings to be folded against the body of the aircraft. A method is provided for folding or collapsing the wings of an aircraft.Type: ApplicationFiled: May 7, 2020Publication date: January 7, 2021Inventor: Marc Stefan Witt
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Patent number: 9961989Abstract: A radial-scissor lift assembly for a table top comprising an upper support member, a lower support member, and at least three scissor assemblies coupled to the upper and lower support members. Each scissor assembly includes a table-scissor member rotatably supporting a table wheel adapted for contacting an unattached table. Each scissor assembly further includes a floor-scissor member rotatably supporting a floor wheel adapted for contacting a surface supporting the radial-scissor lift assembly. The radial-scissor lift assembly has an actuator assembly coupled to the lower support member and to the upper support member for moving the scissor assemblies. A method for lowering a table top comprising disposing a table top on at least three table rollers, and rolling the table rollers along the bottom on the table top and away from the center of the table top to cause the table top to be lowered.Type: GrantFiled: July 27, 2017Date of Patent: May 8, 2018Inventor: Marc Stefan Witt
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Patent number: 9870860Abstract: A supply system for supplying in a contact-free manner electrical energy and data signals to a subscriber module, including a support member, a supply bar mounted on the support member, which supply bar supports primary energy and data interfaces, and at least one bus subscriber module mounted on the support member, which bus subscriber module includes secondary energy and data interfaces arranged adjacent and spaced from the primary energy and data interfaces, respectively, whereby electrical energy and data signals supplied to the primary interfaces are transmitted in a contact-free manner to the secondary interfaces, respectively. Preferably the support member is a mounting rail having an inverted top-hat configuration, with the supply bar being mounted longitudinally in the space defined by the horizontal bottom and vertical side walls of the mounting rail.Type: GrantFiled: June 4, 2015Date of Patent: January 16, 2018Assignee: Weidmüller Interface GmbH & Co. KGInventors: Derk Wesemann, Stefan Witte, Jan Stefan Michels, Bjoern Griese, Mathias Soellner, Hans-Peter Schmidt
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Publication number: 20170367476Abstract: A radial-scissor lift assembly for a table top comprising an upper support member, a lower support member, and at least three scissor assemblies coupled to the upper and lower support members. Each scissor assembly includes a table-scissor member rotatably supporting a table wheel adapted for contacting an unattached table. Each scissor assembly further includes a floor-scissor member rotatably supporting a floor wheel adapted for contacting a surface supporting the radial-scissor lift assembly. The radial-scissor lift assembly has an actuator assembly coupled to the lower support member and to the upper support member for moving the scissor assemblies. A method for lowering a table top comprising disposing a table top on at least three table rollers, and rolling the table rollers along the bottom on the table top and away from the center of the table top to cause the table top to be lowered.Type: ApplicationFiled: July 27, 2017Publication date: December 28, 2017Inventor: Marc Stefan Witt
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Publication number: 20170251804Abstract: A radial-scissor lift assembly for a table top comprising an upper support member, a lower support member, and at least three scissor assemblies coupled to the upper and lower support members. Each scissor assembly includes a table-scissor member rotatably supporting a table wheel adapted for contacting an unattached table. Each scissor assembly further includes a floor-scissor member rotatably supporting a floor wheel adapted for contacting a surface supporting the radial-scissor lift assembly. The radial-scissor lift assembly has an actuator assembly coupled to the lower support member and to the upper support member for moving the scissor assemblies. A method for lowering a table top comprising disposing a table top on at least three table rollers, and rolling the table rollers along the bottom on the table top and away from the center of the table top to cause the table top to be lowered.Type: ApplicationFiled: March 7, 2016Publication date: September 7, 2017Inventor: Marc Stefan Witt
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Patent number: 9528647Abstract: A coupling for connection to a source of fluid pressure such as in a breathing-protection. The coupling has a socket end and a plug end insertable into the socket end. The socket end has a body and a locking sleeve on the body. As the plug end is inserted into the socket end, the locking sleeve is moved axial from a first axial position to a second axial position locking the plug end within the socket end, and rotationally from a release position to a locked position delimiting the movement of the locking sleeve from the second axial position to the first axial position. When the coupling is pressurized, a piston within the body is moved from a retracted position to an extended position delimiting the rotational movement of the locking sleeve from the locked position to the release position.Type: GrantFiled: March 26, 2009Date of Patent: December 27, 2016Assignee: Rectus GMBHInventors: Horst Simon, Stefan Witt
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Patent number: 9512948Abstract: The invention relates to a coaxial high-pressure coupling for hoses or pipelines, comprising a plug part (10) and a receptacle part (30) that accommodates the plug part in the coupled state, the plug part (10) and the receptacle part (30) each having a valve body (11, 31) having an inner channel (13, 33) and an outer channel (16, 36) concentric to the inner channel and the inner channels (13, 33) and the outer channels (16, 36) of the plug part (10) and of the receptacle part (30) being connected to each other in the coupled state, and in the inner channel (13) of the valve body (11) of the plug part (10) a closing cone (18) and in the outer channel (16) of the plug part (10) a closing sleeve (23) each being movable against spring action (21, 25) and being displaceable into the opening position thereof by the receptacle part (30) during the coupling process, is characterized in that a valve bore (61), which is connected to the inner channel (13) at one end and has a connection to the atmosphere at the other eType: GrantFiled: October 15, 2013Date of Patent: December 6, 2016Assignee: Parker Hannifin Manufacturing Germany GmbH & Co. KGInventors: Olaf Nowack, Stefan Witt
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Publication number: 20150267850Abstract: The invention relates to a coaxial high-pressure coupling for hoses or pipelines, comprising a plug part (10) and a receptacle part (30) that accommodates the plug part in the coupled state, the plug part (10) and the receptacle part (30) each having a valve body (11, 31) having an inner channel (13, 33) and an outer channel (16, 36) concentric to the inner channel and the inner channels (13, 33) and the outer channels (16, 36) of the plug part (10) and of the receptacle part (30) being connected to each other in the coupled state, and in the inner channel (13) of the valve body (11) of the plug part (10) a closing cone (18) and in the outer channel (16) of the plug part (10) a closing sleeve (23) each being movable against spring action (21, 25) and being displaceable into the opening position thereof by the receptacle part (30) during the coupling process, is characterized in that a valve bore (61), which is connected to the inner channel (13) at one end and has a connection to the atmosphere at the other eType: ApplicationFiled: October 15, 2013Publication date: September 24, 2015Inventors: Olaf Nowack, Stefan Witt
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Patent number: 9099880Abstract: A supply system for supplying in a contact-free manner electrical energy and data signals to a subscriber module, including a support member, a supply bar mounted on the support member, which supply bar supports primary energy and data interfaces, and at least one bus subscriber module mounted on the support member, which bus subscriber module includes secondary energy and data interfaces arranged adjacent and spaced from the primary energy and data interfaces, respectively, whereby electrical energy and data signals supplied to the primary interfaces are transmitted in a contact-free manner to the secondary interfaces, respectively. Preferably the support member is a mounting rail having an inverted top-hat configuration, with the supply bar being mounted longitudinally in the space defined by the horizontal bottom and vertical side walls of the mounting rail.Type: GrantFiled: April 27, 2010Date of Patent: August 4, 2015Assignee: Weidmueller Interface GmbH & Co. KGInventors: Derk Wesemann, Stefan Witte, Jan Stefan Michels, Bjoern Griese, Matthias Soellner, Hans-Peter Schmidt
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Patent number: 8964776Abstract: The invention relates to a network comprising at least one first client and at least two second clients connected to the first client by a message transmission device, wherein the network is configured such that there is communication between the first client and the second clients in a communication time slot and data can be transmitted between the first client and the second clients in the communication time slot, said communication time slot having at least one first message time slot and one second message time slot, wherein the first message time slot can be used by a selected second client to transmit a message to the first client and the second message time slot can be used by a plurality of second clients to transmit a message to the first client.Type: GrantFiled: September 17, 2010Date of Patent: February 24, 2015Assignee: Phoenix Contact GmbH & Co. KGInventors: Frank Hakemeyer, Vladimir Fröse, Maik Stemme, Stefan Witte
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Patent number: 8596689Abstract: A short-body connector for fluid couplings made of a sleeve-shaped body. In the sleeve-shaped body an internal thread is provided, by which the connector can be screwed onto a threaded connection. Relative to axial extension, the locking groove and locking rib serving to hold the connector in the coupler are located at the height of the thread. That is, the locking rib and locking groove located ahead of the thread in the state of the art have moved to the region of the thread in the arrangement according to the invention.Type: GrantFiled: October 6, 2009Date of Patent: December 3, 2013Assignee: Parker Hannifin Mfg. Germany GmbHInventors: Horst Simon, Stefan Witt
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Publication number: 20120221667Abstract: The invention relates to a network comprising at least one first client and at least two second clients connected to the first client by a message transmission device, wherein the network is configured such that there is communication between the first client and the second clients in a communication time slot and data can be transmitted between the first client and the second clients in the communication time slot, said communication time slot having at least one first message time slot and one second message time slot, wherein the first message time slot can be used by a selected second client to transmit a message to the first client and the second message time slot can be used by a plurality of second clients to transmit a message to the first client.Type: ApplicationFiled: September 17, 2010Publication date: August 30, 2012Inventors: Frank Hakemeyer, Vladimir Fröse, Maik Stemme, Stefan Witte
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Publication number: 20120184223Abstract: The invention relates to a radio network (1) comprising a first radio client (2) and at least one second radio client (3a, 3b, 4a, 4b, 4c), wherein the first radio client (2) and the at least one second radio client (3a, 3b, 4a, 4b, 4c) can communicate with one another within a frequency band on at least two channels by means of radio waves, where the second radio client (3a, 3b, 4a, 4c) is configured such that said client can be switched to a diagnostic mode, wherein the second radio client (3a, 3b, 4a, 4b, 4c) runs through at least two channels within the frequency band in the diagnostic mode and receives a measurement signal on the respective channel, wherein the measurement signal reflects the strength of a radio wave received from the second radio client (3a, 3b, 4a, 4b, 4c).Type: ApplicationFiled: September 17, 2010Publication date: July 19, 2012Applicant: PHOENIX CONTACT GMBH & CO. KGInventors: Frank Hakemeyer, Stefan Witte
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Publication number: 20120173672Abstract: The invention relates to a network comprising at least one first client (2), one second client (3a, 3b), one third client (4a, 4b, 4c, 4d) and one message transmission device (6) for transmitting messages between the clients, wherein the first client (2) is arranged in a first network level, the second client (3a, 3b) is arranged in a second network level and the third client (4a, 4b, 4c, 4d) is arranged in a third network level, wherein the first network level is superior to the second network level and the second network level is superior to the third network level, wherein the network is configured so that the second client (3a, 3b) and the third client (4a, 4b, 4c, 4d) can initiate the transfer of a message between the second client (3a, 3b) and the third client (4a, 4b, 4c, 4d), wherein the transfer of the message between the second network level and the third network level.Type: ApplicationFiled: September 17, 2010Publication date: July 5, 2012Applicant: PHOENIX CONTACT GMBH & CO. KGInventors: Frank Hakemeyer, Vladimir Frose, Stefan Witte, Maik Stemme