Back to results
US 5,472,039 AGranted
Casting set for a diecasting machine
AssigneeMaschinenfabrik Muller-Weingarten AG
InventorWilfried Schwab
Life of this patent
Estimating the term…
Abstract
A casting chamber has a casting plunger guided therein. In order to supply the casting plunger with lubricant on its outer circumferential surface, the casting chamber has a lubricant channel which runs round in a ring and is supplied via a feed line with lubricant which, after flowing through the lubricant channel, passes into a discharge line for the lubricant.
Claims15
A casting set for a diecasting machine;
- said casting set comprising
- (a) a casting chamber formed of a casting chamber wall having an inner circumferential surface defining a casting chamber interior;
- (b) an annular groove provided in said casting chamber wall and being open at said inner circumferential surface;
- said annular groove surrounding said casting chamber interior;
- (c) a lubricant inlet passing through said casting chamber wall and opening into said annular groove;
- (d) a feed line connected to said lubricant inlet;
- (e) a lubricant outlet passing through said casting chamber wall and opening into said annular groove;
- (f) a casting plunger received in said casting chamber interior and being slidably movable along said inner circumferential surface of said casting chamber wall;
- said casting plunger having a circumferential plunger surface;
- said casting plunger having a position in which a portion of said circumferential plunger surface fully covers said annular groove;
- and
- (g) means for forcing a lubricant through said feed line and said lubricant inlet into said annular groove and out of said lubricant outlet to cause direct impingement of the lubricant on said portion of said circumferential plunger surface in said position of said casting plunger.
9 more elements
Dependencies are inferred from the claim text.