Patent ID: 7284481

Claim:
A screen printing screen frame comprising: four frame sides; four L-shaped frame corners each having orthogonally arranged first and second corner ends, with said first corner end having an aperture, and said second corner end having a threaded aperture; and four bolts each having a threaded end, wherein a corresponding one of said first and second corner ends is received within a first end of a corresponding one of said four frame sides, and the other of the corresponding one of said first and second corner ends is received within a second end of another corresponding one of said four frame sides, such that said four frame sides and said four L-shaped corners are assembled to define an orthogonal frame shape, and wherein each corresponding one of said four bolts extends through said aperture of said first corner end of a corresponding one of said four L-shaped corners, and said threaded end of said corresponding one of said four bolts is threadably engageable with said threaded aperture of said second corner end of another corresponding one of said four L-shaped corners.