Printing – Stenciling – Stencils
Patent
1995-09-27
1997-10-14
Funk, Stephen R.
Printing
Stenciling
Stencils
3810221, 81 581, 81119, 160381, B41F 1502, B41F 1536
Patent
active
056760523
ABSTRACT:
An apparatus and method for tensioning a screen on a roller frame are disclosed. The apparatus includes a fixture having a plurality of clamp mechanisms for releasably securing the frame to define a screen tensioning plane, and at least one double-headed wrench for applying torque to the frame rollers adjacent opposite ends thereof. Each torque wrench includes a lever arm which is operable by torso engagement, thereby freeing a user's hands for manually unlocking and locking a selected roller for rotation.
REFERENCES:
patent: 3601912 (1971-08-01), Dubbs
patent: 5063842 (1991-11-01), Clarke
patent: 5274934 (1994-01-01), Newman, Jr.
patent: 5488901 (1996-02-01), Hruska
Murphy Matthew D.
Wegrzyn Peter F.
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