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ePaper created 2013-10-31, 02:33:46 | version 1.25.20
SEATING SEATING 87 WORK/TASK CHAIR ADJUSTMENTS Work/task chairs need to be adjusted to deliver optimum support. Cross-reference the letter key below to identify the chairs in this section that best meet your needs. Posture Controls The controls modify the position and angle of the seat and back to respond to changing tasks. A-E Synchro-tilt w/back angle E 360° swivel K Tilt tension X Dual-clutch posture control G Mid-range knee tilt M Posture mechanism/ lock I Synchronized knee tilt O Asynchronous control A-C Synchronized tilt F Tilt L Tilt lock H Knee tilt N Multi-task control J Synchro-tilt W Integral lumbar support A-D Side tilt tension Arm Options These adjustments accommodate different sized users and support keyboarding. Proportional Adjustments These controls adapt the dimensions of the chair to fit the user. A Pneumatic seat height adjustment C Seat depth adjustment Q Adjustable height arms S Height and width adjustable arms B Back height adjustment D Seat glide mechanism R Adjustable width arms B-A All-adjustable arms Adjustment Key A. Pneumatic seat height adjustment Regulates height of chair relative to floor. B. Back height adjustment Positions lumbar support within a fixed range. C. Seat depth adjustment Positions chair back relative to seat. D. Seat glide mechanism Seat cushion travels forward and back, then locks into position. E. 360° swivel F. Tilt Pivot point located directly above center of chair base. G. Mid-range knee tilt Pivot point located slightly ahead of center of chair base. Allows user to recline at a slightly more relaxed angle than conventional tilt. H. Knee tilt Pivot point located near front edge of chair. Allows user to keep feet flat on floor while chair reclines. I. Synchronized knee tilt Back reclines at a 2-to-1 ratio to seat angle. Pivot point located near front edge of chair. J. Synchro-tilt Back reclines at a 2-to-1 ratio to seat angle. Allows user to recline while keeping seat cushion relatively level to floor. K. Tilt tension Controls rate and ease of recline. L. Tilt lock Locks out tilt function when chair is in upright position. M. Posture mechanism/lock Back angle adjusts independently of seat and can be locked in an infinite number of positions within a fixed range. N. Multi-task control Adjusts seat and back angles independently with a single lever (infinite locking within a fixed range). O. Asynchronous control High-performance system with three levers to modify: Q. Adjustable height arms Provide improved upper-torso support. Can be adjusted periodically to relieve strain and provide variety. R. Adjustable width arms (patented) Quick-adjust design places arms close to body for key- boarding, or out to sides for ease of entry. S. Height and width adjustable arms Controls both height and width of arms for optimum comfort. W. Integral lumbar support Easily adjusts to enhance comfort. X. Dual-clutch posture control Adjusts seat and back angles independently with two levers (infinite locking within a fixed range). A-C. Synchronized tilt Back reclines at a 2.5-to-1 ratio to seat angle. Variable lock. A-D. Side tilt tension Controls rate and ease of recline. Conveniently located on the right side. A-E. Synchro-tilt w/back angle Back reclines at a 2 to 1 ratio to seat angle. Back angle adjusts independently of seat and can be locked in infinite number of positions within a fixed range. B-A. All-adjustable arms Arms adjust in height, width, and depth.