13 SUPPORT EQUIPMENT FOR PIPING LOADS AND OTHER LOADS INCLUDING STATIONARY SUPPORT DEVICES, TRAVELING SUPPORT DEVICES, CONSTANT SPRING SUPPORT DEVICES, VARIABLE SPRING SUPPORT DEVICES, COMBINED CONSTANT-VARIABLE SPRING SUPPORT DEVICES, SWAY BRACES, SHOCK ABSORBERS, COMBINED SPRING SUPPORT-SHOCK ABSORBER DEVICES, SHOCK RESTRAINT DEVICES, MOTORACTUATED SUPPORT DEVICES, COMBINED MOTORIZED SUPPORT AND SPRING SUPPORT DEVICES, ELECTRO-MECHANICAL SUPPORT DEVICES, ELECTRO-MECHANICAL CONTROL APPARATUS, AND COMPONENT PARTS AND ACCESSORIES FOR USE WITH THE FOREGOING