Register information Patent

DE file number : 10 2007 046 461.6 (Status: pending/in force, Query started: September 27, 2025)

Please note: This English version is a non-binding translation of the German register excerpt. Only the German version of the register excerpt is legally binding.

Master data
INIDCriterionFieldContent
Type of IP rightSARTPatent
StatusSTPending/in force
21DE file number DAKZ10 2007 046 461.6
54Designation/titleTIAbgasturbolader für eine Brennkraftmaschine und Verfahren zur Herstellung eines Abgasturboladers
51IPC main classICM
(ICMV)		 F02C 6/12 (2006.01)
51IPC secondary class(es)ICS
(ICSV)		 F01D 9/06 (2006.01), F02M 26/00 (2016.01)
22DE application dateDATSep 28, 2007
43Date of first publicationOTApr 2, 2009
71/73Applicant/ownerINHDaimler Truck AG, Stuttgart, DE
72InventorINHertweck, Gernot, Dipl.-Ing., 70736 Fellbach, DE; Müller, Markus, Dipl.-Ing., 70374 Stuttgart, DE; Seuffert, Johannes, Dipl.-Ing., 71083 Herrenberg, DE
10Published DE documentsDEPNOriginal document: DE102007046461A1
Searchable text: DE102007046461A1
Address for service Daimler Truck AG, 70745 Leinfelden-Echterdingen, DE
Due dateFT
FG		Sep 30, 2025
Annual fee for the 19th year Patent fees
Patent division in charge 13
57AbstractABDie Erfindung betrifft einen Abgasturbolader für eine Brennkraftmaschine, mit einem Gehäuse (12) und einem im Gehäuse (12) drehbar gelagerten Laufzeug (16) mit einer Drehachse (20), wobei das Gehäuse (12) einen durchströmbaren Abgasführungsabschnitt (13) aufweist und ein Turbinenrad (18) des Laufzeugs (16) im Abgasführungsabschnitt (13) zur Entspannung von Abgas vorgesehen ist, wobei das Turbinenrad (18) in einer Radkammer (26) des Abgasführungsabschnitts (13) angeordnet ist und stromauf der Radkammer (26) im Abgasführungsabschnitt (13) ein erster Spiralkanal (21) und ein zweiter Spiralkanal (22) zur Konditionierung der Abgasströmung auf das Turbinenrad (18) positioniert sind, wobei der erste Spiralkanal (21) und der zweite Spiralkanal (22) mit Hilfe einer Zwischenwandung (23) voneinander getrennnt sind und der erste Spiralkanal (21) eine erste Zunge (28) mit einem ersten Zungenende (29) und der zweite Spiralkanal (22) eine zweite Zunge (30) mit einem zweiten Zungenende (31) aufweist. Erfindungsgemäß weist, bezogen auf die Drehachse (20), das erste Zungenende (29) einen ersten kleinsten Radius (rSZ1), das zweite Zungenende (31) einen zweiten kleinsten Radius (rSZ2) und die Zwischenwandung (23) einen dritten kleinsten Radius (rZW) auf, wobei der erste kleinste Radius (rSZ1) und der zweite kleinste Radius (rSZ2) größer ist als der dritte kleinste Radius (rZW).$A Die Erfindung wird überwiegend im Nutzfahrzeugbau eingesetzt.
56CitationsCT DE000019653057A1 (DE 196 53 057 A1)
DE000002044026A (DE 20 44 026 A)
US000004181466A (US 4 181 466 A)
56NPL citationsCTNPPRANDTL, Ludwig; OSWATITSCH, Klaus; WIEGHARDT, Karl: Führer durch die Strömungslehre. 9., verbesserte und erweiterte Auflage. Braunschweig : Vieweg, 1990. S. 28-34 + 48-51 + 241-248 + 264-266. - ISBN 978-3-322-99492-9;
LABISCH, Susanna ; WEBER, Christian: Technisches Zeichnen. Intensiv und effektiv lernen und üben. Wiesbaden : Springer, 2004. 102-108. - ISBN 978-3-528-03968-4
43Date of first publicationEVTApr 2, 2009
Number of official communications (office actions) 2
Number of responses 2
Date of the first transfer into DPMAregisterEREGTMay 26, 2011
Date of the (most recent) update in DPMAregisterREGTJun 12, 2025
(Show all update days)(Hide all update days)
  • Jun 12, 2025
    • St.36: changed (technical change)
  • Oct 8, 2024
    • Due date: changed
  • Oct 6, 2023; Jun 8, 2023; Feb 9, 2023; Jun 15, 2022; Apr 21, 2022; Mar 16, 2022; Dec 8, 2021; Dec 12, 2020; Dec 3, 2020; Oct 27, 2020; Oct 8, 2020; Mar 16, 2020; Dec 12, 2019; Dec 3, 2019; Dec 13, 2018; Sep 14, 2018; Jul 10, 2018; Dec 14, 2017; Dec 10, 2016; Dec 15, 2015; Dec 18, 2014; Jul 31, 2014; Jun 26, 2014; Jun 19, 2014; May 30, 2014; Feb 27, 2014; Dec 19, 2013; Oct 8, 2013; Jan 9, 2013; Oct 9, 2012; Dec 15, 2011; Oct 5, 2011; Jul 18, 2011; Jun 3, 2011
    • Historical data not available for this/these date(s)
  • May 26, 2011
    • Date of the first transfer into DPMAregister
Procedural data
No.Kind of procedureLegal statusDate of legal/procedural statusPublication dateAlle Details anzeigen
1 Pre-registration procedure The application is under preliminary examination Sep 28, 2007  Details anzeigen
2 New applicant/owner details New applicant/owner details Nov 12, 2007 Dec 3, 2020 Details anzeigen
3 Pre-registration procedure Pre-registration procedure has been concluded Jan 24, 2008  Details anzeigen
4 Publications Publication of application (Offenlegungsschrift) Apr 2, 2009 Apr 2, 2009 Details anzeigen
5 Examination procedure Request for examination effectively filed Jun 11, 2014 Jul 31, 2014 Details anzeigen
6 Examination procedure Official communication on examination Dec 2, 2019  Details anzeigen
7 Examination procedure Reply to official communication Mar 13, 2020  Details anzeigen
8 New applicant/owner details New applicant/owner details Oct 8, 2020 Dec 3, 2020 Details anzeigen
9 New applicant/owner details New applicant/owner details Mar 15, 2022 Apr 21, 2022 Details anzeigen
10 Examination procedure Official communication on examination Feb 8, 2023  Details anzeigen
11 Examination procedure Reply to official communication Jun 5, 2023  Details anzeigen
View procedures Pre-registration procedure (No.: 1)
INIDCriterionFieldContent Close details
Type of procedureVARTPre-registration procedure
Legal/procedural statusVSTThe application is under preliminary examination
Date of legal/procedural statusVSTTSep 28, 2007
View procedures New applicant/owner details (No.: 2)
INIDCriterionFieldContent Close details
Type of procedureVARTNew applicant/owner details
Legal/procedural statusVSTNew applicant/owner details
Date of legal/procedural statusVSTTNov 12, 2007
Issue numberHN49
YearPJ2020
Publication dateVTDec 3, 2020
Type of publicationPARTBibliographic data
PartHTPart 2
71/73Applicant/ownerINHDaimler AG, 70327 Stuttgart, DE
71/73Previous applicant/ownerINHFDaimlerChrysler AG, 70327 Stuttgart, DE
Date of update of the procedureREGTDec 3, 2020
View procedures Pre-registration procedure (No.: 3)
INIDCriterionFieldContent Close details
Type of procedureVARTPre-registration procedure
Legal/procedural statusVSTPre-registration procedure has been concluded
Date of legal/procedural statusVSTTJan 24, 2008
View procedures Publications (No.: 4)
INIDCriterionFieldContent Close details
Type of procedureVARTPublications
Legal/procedural statusVSTPublication of application (Offenlegungsschrift)
Date of legal/procedural statusVSTTApr 2, 2009
Issue numberHN14
YearPJ2009
Publication dateVTApr 2, 2009
Type of publicationPARTDocuments
PartHTPart 2
10Published DE documentsDEPNOriginal document: DE102007046461A1
Searchable text: DE102007046461A1
View procedures Examination procedure (No.: 5)
INIDCriterionFieldContent Close details
Type of procedureVARTExamination procedure
Legal/procedural statusVSTRequest for examination effectively filed
Date of legal/procedural statusVSTTJun 11, 2014
Issue numberHN31
YearPJ2014
Publication dateVTJul 31, 2014
Type of publicationPARTBibliographic data
PartHTPart 2
Third party request No
Date of receiptAEGTJun 11, 2014
View procedures Examination procedure (No.: 6)
INIDCriterionFieldContent Close details
Type of procedureVARTExamination procedure
Legal/procedural statusVSTOfficial communication on examination
Date of legal/procedural statusVSTTDec 2, 2019
View procedures Examination procedure (No.: 7)
INIDCriterionFieldContent Close details
Type of procedureVARTExamination procedure
Legal/procedural statusVSTReply to official communication
Date of legal/procedural statusVSTTMar 13, 2020
View procedures New applicant/owner details (No.: 8)
INIDCriterionFieldContent Close details
Type of procedureVARTNew applicant/owner details
Legal/procedural statusVSTNew applicant/owner details
Date of legal/procedural statusVSTTOct 8, 2020
Issue numberHN49
YearPJ2020
Publication dateVTDec 3, 2020
Type of publicationPARTBibliographic data
PartHTPart 2
71/73Applicant/ownerINHDaimler AG, Stuttgart, DE
71/73Previous applicant/ownerINHFDaimler AG, 70327 Stuttgart, DE
Date of update of the procedureREGTDec 3, 2020
View procedures New applicant/owner details (No.: 9)
INIDCriterionFieldContent Close details
Type of procedureVARTNew applicant/owner details
Legal/procedural statusVSTNew applicant/owner details
Date of legal/procedural statusVSTTMar 15, 2022
Issue numberHN16
YearPJ2022
Publication dateVTApr 21, 2022
Type of publicationPARTBibliographic data
PartHTPart 2
71/73Applicant/ownerINHDaimler Truck AG, Stuttgart, DE
71/73Previous applicant/ownerINHFDaimler AG, Stuttgart, DE
Date of update of the procedureREGTApr 21, 2022
View procedures Examination procedure (No.: 10)
INIDCriterionFieldContent Close details
Type of procedureVARTExamination procedure
Legal/procedural statusVSTOfficial communication on examination
Date of legal/procedural statusVSTTFeb 8, 2023
Date of update of the procedureREGTFeb 9, 2023
View procedures Examination procedure (No.: 11)
INIDCriterionFieldContent Close details
Type of procedureVARTExamination procedure
Legal/procedural statusVSTReply to official communication
Date of legal/procedural statusVSTTJun 5, 2023
Date of update of the procedureREGTJun 8, 2023