Supporting sleeve for cylinder head screws and cylinder head

Internal-combustion engines – Particular piston and enclosing cylinder construction – Cylinder head

Reexamination Certificate

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Details

C411S178000

Reexamination Certificate

active

07856955

ABSTRACT:
The invention relates to a supporting sleeve (10) for cylinder head screws, which is provided with a self-threading external thread.

REFERENCES:
patent: 2795221 (1957-06-01), Braendel
patent: 3190169 (1965-06-01), Rosan
patent: 3911781 (1975-10-01), Bappert
patent: 5069176 (1991-12-01), Ruf et al.
patent: 7056075 (2006-06-01), Powers et al.
patent: 7441998 (2008-10-01), Gahler et al.
patent: 1113335 (1961-08-01), None
patent: 1303509 (1962-09-01), None
English translation of the International Preliminary Report on Patentability which was received in connection with corresponding International Application No. PCT/DE2006/000244 on Mar. 19, 2008.
International Search Report which issued in connection with corresponding Application No. PCT/DE2006/000244 on Jun. 29, 2006.
German Language International Preliminary Examination Report which issued in connection with corresponding Application No. PCT/DE/2006/000244 on Jul. 19, 2007.

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