ASTM F3523-21

This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the
Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
Designation:F3523 −21
Standard Test Method for
1
Exoskeleton Use: Confined Space: Horizontal Movement
This standard is issued under the fixed designation F3523; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope able ways to facilitate comparison of different exoskeleton
modelsortofacilitateapplicationofexoskeletoncapabilitiesto
1.1 Purpose:
intended tasks.
1.1.1 The purpose of this test method, as a part of a suite of
1.1.5 The test methods quantify elemental exoskeleton use
exoskeleton use test methods, is to quantitatively evaluate an
capabilities necessary for sector applications listed in 1.1.2 and
exoskeleton’s (see Terminology F3323) performance or safety
of usage, or both, by the exoskeleton user (see 1.4) in confined perhaps others. As such, users of this test method should use
spaces with horizontal user movement. either the entire suite or a subset based on their particular
1.1.2 Exoskeletons shall possess a certain set of allowable requirements. Users are also allowed to weight particular test
exoskeletonusermovementcapabilities,includinguser-motion methods or particular metrics within a test method differently
adaptability, to suit operations such as: industrial, military,
based on their specific requirements. The testing results should
response, medical, or recreational. Environments in these
collectively represent an exoskeleton’s overall safety or
typical sectors often pose constraints to exoskeleton user
performance, or both, as required for the task. These perfor-
movement to various degrees. Being able to pass-through or
mance data can be used: to guide procurement specifications,
maneuver, or both, effectively in confined spaces is essential
for acceptance testing, and for training to use exoskeletons
for exoskeleton deployment for a variety of tasks. This test
intended for specified applications.
methodspecifiesapparatusestostandardizethisconfinedspace
NOTE 1—Additional test methods within the suite are anticipated to be
task for testing exoskeleton user movement along the horizon-
developed to address additional exoskeleton capability requirements,
tal axis.
including newly identified requirements, and even for new application
1.1.3 Exoskeletons shall be able to handle many types of
domains.
task and terrain complexities. The required movement capa-
1.2 Performing Location—This test method shall be per-
bilities include, for example: walking, running, crawling,
formed in a testing laboratory or the field where the specified
climbing, traversing gaps, hurdles, stairs, slopes, various types
apparatus and environmental conditions are implemented.
of floor surfaces or terrains, and confined spaces. Standard test
methods are required to evaluate whether or not exoskeletons
1.3 Units—The values stated in SI units are to be regarded
meet these requirements.
as the standard.The values given in parentheses are not precise
1.1.4 ASTM Subcommittee F48.03 develops and maintains
mathematical conversions to inch-pound units. They are close
internationalstandardsfortaskperformanceandenvironmental
approximate equivalents for the purpose of specifying material
considerations that include but are not limited to, standards for
dimensions or quantities that are readily available to avoid
safety, quality, and efficiency. This subcommittee aims to
excessive fabrication costs of test apparatuses while maintain-
develop standards for any exoskeleton application as exempli-
ing repeatability and reproducibility of the test method results.
fied as in 1.1.2. The F48.03 test suite consists of a set of test
These values given in parentheses are provided for information
methods for evaluating exoskeleton capability requirements.
only and are not considered standard.
This confined space: horizontal movement test method is a part
of the test suite. The apparatuses associated with the test
1.4 This standard does not purport to address all of the
methods challenge specific exoskeleton capabilities in repeat-
safety concerns, if any, associated with its use. It is the
responsibility of the user of this standard to establish appro-
priate safety, health, and environmental practices and deter-
1
mine the applicability of regulatory limitations prior to use.
This test method is under the jurisdiction of ASTM Committee F48 on
Exoskeletons and Exosuits and is the direct responsibility of Subcommittee F48.03
1.5 This international standard was developed in accor-
on Task P
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