Piston for cold chamber die-casting machine

Details Piston for cold chamber die-casting machine Piston for cold chamber die-casting machine

2011-03-08

2011-03-08

Leslie, Michael (Department: 3745)

Expansible chamber devices

Piston

Plural separable parts

C092S186000

Reexamination Certificate

active

07900552

ABSTRACT:
The object of the present invention is a piston for cold chamber die-casting machines comprising a body and at least one sealing band mounted around said body, wherein said body and said band are provided with coupling means suitable for concurrently obtaining both an angular locking and an axial locking of the band to the piston body.

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patent: 7134383 (2006-11-01), Petersen et al.
patent: 1 197 279 (2002-04-01), None
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patent: WO 03/074214 (2003-09-01), None
Notification of Transmittal of the International Search Report and the Written Opinion of the International Searching Authority for corresponding International Patent Application No. PCT/IT2007/000255 dated Sep. 11, 2007 (11 pages).

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