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ASTM F1520-94(1999)
- Standard Test Method for Determining the Drive Torque for Film and Fabric Ribbon Cartridges
- standard by ASTM International, 07/10/1999
- Publisher: ASTM
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1.1 This test method describes a procedure for determining the drive torque of typewriter and printer cartridges using a handheld torque gage. This test method is applicable to cartridges that contain film or fabric inked ribbons.
1.2 A related standard, Test Method F1050, covers the procedure for determining tension and torque using a test fixture platform with a torque measurement motor.