Surrogate Wheelchair (SWC)
Surrogate wheelchair (SWC) specified in Annex E of ANSI/RESNA WC18, and used in the frontal-impact test of Annex A and in the methods for measuring belt-restraint geometry of Annex B.
Surrogate Wheelchair Tiedown and Occupant Restraint System (SWTORS)
Surrogate four-point, strap-type wheelchair tiedown and lap/shoulder belt restraint system specified in Annex D of ANSI/RESNA WC19 and used in the frontal-impact test.
Surrogate Wheelchair Frame (SWCF)
Surrogate wheelchair frame (SWCF) specified in Annex B of ANSI/RESNA WC20, and used in the frontal-impact test of Annex A.