Valve

Fluid handling – Line condition change responsive valves – Direct response valves

Reexamination Certificate

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Details

C137S515500

Reexamination Certificate

active

10733356

ABSTRACT:
Hydraulically or pneumatically controlled seat valve (2), in particular a pressure control valve, having a valve seat (10) formed in a base part (4) which cooperates with the sealing surface of a valve body (8) displaceably disposed in a cover part (6), wherein the base part (4) and the cover part (6) are connected to each other, the base part (4) having an at least sectionally circumferential collar (18) which faces radially outwardly for mounting the seat valve (2) to a further component (60), in particular to a housing, using a welded joint.

REFERENCES:
patent: 3442288 (1969-05-01), Scaramucci
patent: 5139043 (1992-08-01), Hyde
patent: 5404907 (1995-04-01), Benjey
patent: 5695633 (1997-12-01), Ernst et al.
patent: 6644624 (2003-11-01), Jainek
patent: 2 105 315 (1972-08-01), None
patent: 195 02 020 (1996-08-01), None
patent: 200 09 766 (2001-11-01), None
patent: 201 08 856 (2002-11-01), None
patent: 0 463 289 (1992-01-01), None
patent: 2 375 973 (2002-12-01), None
patent: WO 02/051519 (2002-07-01), None

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