Take your outdoor relaxation to the next level with this hammock rocker! - The Gadgeteer
Automatic Swings Portable Baby Cradle Folding Indian Style SS Body Round/Square Type Design Cradle
RockitMan Hammock and Swing Rocker - Automatic, Electric, Hands-Free Rocker for Hammocks, Chairs, and Swings - Indoor, Outdoor, Portable, Works with Any Hammock - Great Gift : Amazon.ca: Patio, Lawn & Garden
Freestanding Motorized Swing for Child up to Fifty Pounds « Assistive Technology Design Projects
Sensory Swings, Special Needs Swings, Sensory Swings Indoors