Invention Grant
- Patent Title: Cellular wheel, in particular for a pressure wave supercharger
- Patent Title (中): 蜂窝轮,特别是用于压力波增压器
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Application No.: US13903586Application Date: 2013-05-28
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Publication No.: US09562435B2Publication Date: 2017-02-07
- Inventor: Karl Merz
- Applicant: MEC Lasertec AG
- Applicant Address: CH Leimbach
- Assignee: MEC Lasertec AG
- Current Assignee: MEC Lasertec AG
- Current Assignee Address: CH Leimbach
- Agency: Sughrue Mion, PLLC
- Priority: EP12171157 20120607
- Main IPC: F01D5/00
- IPC: F01D5/00 ; F02B33/42 ; F04F13/00

Abstract:
A metal cellular wheel (10) for a pressure wave supercharger comprising an outer sleeve (12) arranged coaxial to a rotational axis (y), an inner sleeve (14) arranged coaxial to the outer sleeve (12), and at least one intermediate sleeve (18) arranged between and coaxial to the outer sleeve (12) and the inner sleeve (14). Fins (16) are arranged between successive sleeves (12, 18; 18, 14), aligned radially to axis (y), and joined to adjacent sleeves (12, 18; 18, 14). On outer sleeve (12), outer sealing sleeves (24) engage over the outer sleeve (12), are joined with the outer sleeve (12), and have a sealing profile (30) for a labyrinth seal. A drive shaft (13) along axis (y) is joined with the inner sleeve (14), and the intermediate sleeve(s) (18) has (have) notches (26) extending, between adjacent fins (16), from both end faces (11) of the cellular wheel (10).
Public/Granted literature
- US20130330200A1 CELLULAR WHEEL, IN PARTICULAR FOR A PRESSURE WAVE SUPERCHARGER Public/Granted day:2013-12-12
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