This test method can be used to evaluate the drive torque for cartridges from one or more lots intended for a common typewriter or printer. This test method may be used to indicate possible cartridge function problems in the end use equipment or as a means of manufacturing control or research.

1. Scope

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 F 1050, covers the procedure for determining tension and torque using a test fixture platform with a torque measurement motor.

2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.

ASTM Standards

E177 Practice for Use of the Terms Precision and Bias in ASTM Test Methods

E691 Practice for Conducting an Interlaboratory Study to Determine the Precision of a Test Method

F221 Terminology Relating to Carbon Paper and Inked Ribbon Products and Images Made Therefrom

F1050 Test Method for Determining Winding Torque and Tension of Typewriter Ribbons

Keywords

copy materials; film ribbons; inked ribbons; torque; Drive torque; Fabric printer ribbons; Film ribbons/cartridges; Inked ribbons; Printer cartridges; Torque; Typewriter materials/applications

ICS Code

Citing ASTM Standards

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