Title:
Method for producing a box piston
Document Type and Number:
WIPO Patent Application WO2000072116
Kind Code:
A3
Abstract:
The invention relates to a casting method for producing a box piston which comprises recesses between the hub support and the ring band. The invention aims to further reduce the weight of the piston. The casting cores which produce the recesses can therefore be pivoted during stripping.
Inventors:
TILCH PETER (DE)
Application Number:
PCT/DE2000/000921
Publication Date:
April 25, 2002
Filing Date:
March 21, 2000
Export Citation:
Assignee:
MAHLE GMBH (DE)
TILCH PETER (DE)
TILCH PETER (DE)
International Classes:
B22D15/02; F02F3/00; F16J1/00; F16J1/04; (IPC1-7): B22D15/02; B22D17/24
Foreign References:
| US5058489A | 1991-10-22 | |||
| DE19746102A1 | 1999-04-22 | |||
| EP0605910A1 | 1994-07-13 | |||
| US1803301A | 1931-04-28 |
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