See how a pivoting mechanism with reverse gear enables precise elevation control while a foldin
See how a flexible frame structure replaces spring mechanisms to provide therapeutic rebound fo
See how a spacer hinge maintains arm separation in a height-adjustable footrest, reducing pinch
See how segmented footrest platforms with stepped edges and protruding tabs adapt to uneven ter
See how a conical screw-in structure with ball bearing enables a portable footrest to anchor in
See how side-surface indentations enable toe-activated switching between curved and planar foot
See how a motorized lift mechanism and wireless remote control enable injured users to adjust f
See how a hinged central member with slot-and-tab locking enables a footrest to fold flat, redu
A transverse rack-and-catch lock lets a cross-leg footrest adjust in fine steps, hold heavy loads, and avoid obstructive support columns.
A pivoting top plate and support beams let this stool adjust thigh elevation and sitting angle to reduce back, shoulder, and arm strain.