• Patent Title: Bogie frame for rail vehicles made from an aluminum casting
  • Application No.: US16955680
    Application Date: 2018-12-17
  • Publication No.: US11702118B2
    Publication Date: 2023-07-18
  • Inventor: Lothar Thoni
  • Applicant: Lothar Thoni
  • Applicant Address: CH Jakobsbad
  • Assignee: Lothar Thoni
  • Current Assignee: Lothar Thoni
  • Current Assignee Address: CH Jakobsbad
  • Agency: Ditthavong, Steiner & Mlotkowski
  • Priority: DE 2017107670.9 2017.12.18
  • International Application: PCT/EP2018/085223 2018.12.17
  • International Announcement: WO2019/121524A 2019.06.27
  • Date entered country: 2020-06-18
  • Main IPC: B61F5/52
  • IPC: B61F5/52 B22C9/02 B22D25/02
Bogie frame for rail vehicles made from an aluminum casting
Abstract:
The invention relates to a bogie frame (1) for rail vehicles having at least two wheelsets, the bogie frame comprising two longitudinal members (3), which extend parallel to each other above the axle bearings, one or more cross-members (2) connected to the longitudinal members (3), and a receiving region (5) for functional elements, the bogie frame (1) being produced completely as a single casting of an aluminum alloy in a sand casting process, said casting having a hollow profile, which has cavities (10) in the interior and is stabilized by means of ribbings (8, 9).
The invention further relates to a method for producing a bogie frame of this type and to a rail vehicle equipped with a bogie frame of this type.
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