CSA B44.9:23/ASME A17.9-2023

1 Scope 1.1 Inclusions This Standard covers mechanical requirements of construction, marking, and type testing requirements for oil buffers and elastomeric buffers intended to be installed in passenger and freight elevators in accordance with ASME A17.1/CSA B44. 1.2 Exclusions This Standard does not cover spring buffers or electrical components as part of the buffer assemblies. 1.3 Dual measurements The values given in SI units are the units of record for the purposes of this Standard. The values given in parentheses are for information and comparison only. 1.4 Terminology In this Standard, “shall” is used to express a requirement, i.e., a provision that the user is obliged to satisfy in order to comply with the Standard; “should” is used to express a recommendation or that which is advised but not required; and “may” is used to express an option or that which is permissible within the limits of the Standard. Notes accompanying clauses do not include requirements or alternative requirements; the purpose of a note accompanying a clause is to separate from the text explanatory or informative material. Notes to tables and figures are considered part of the table or figure and may be written as requirements.