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US 4,388,862 AGranted
Apparatus for silk screen printing
OwnerThomas A. Thomas, Jr.inventor
Life of this patent
Estimating the term…
Abstract
A screen printing device for T-shirts and the like including a flat perforated portion on which the T-shirt is positioned, a vacuum being applied to cause the ink to go through the printing screen.
Claims3
A screen printing device for T-shirts and the like comprising:
- (a) support means including a table top;
- (b) duct means extending forward from said table top and having an upper opening;
- (c) flat perforated sheet means covering said duct opening;
- (d) vacuum means attached to said duct means;
- (e) track means on the sides of said sheet means;
- (f) a U-shaped shirt board slidable on said track means so as to surround three sides of the sheet means;
- (g) a screen frame adapted to contain a printing screen;
- (h) means to hold said screen frame in position so as to permit a printing screen to contact a T-shirt on said flat perforated sheet means;
- and
- (i) means for controlling the time of operation of said vacuum means;
- said device being so characterized that printing is done without a squeegee by timed operation of said vacuum means where an ink is used which cannot penetrate the screen openings by gravity alone.
8 more elements
Dependencies are inferred from the claim text.