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An armor with rollers is provided that enables a user to move in all positions by rolling on a hard and smooth surface while constantly varying his bearing points on the ground.
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| Number | Title | Issue Date |
| 7562399 | Toilet flusher for water tanks with novel valves and dispensers A tank-type flusher is located in the water storage tank for flushing a toilet. The tank-type flusher includes an intake valve and a flush valve. The intake valve is connected to an external water source and constructed to close water flow to the water storage tank ... | 07/21/2009 |
| 7549436 | System and method for converting manually operated flush valves Disclosed is a method and system for converting or retrofitting manually-operated flush valves. A conversion system for converting an installed manually-operated flush valve includes a power module, a control module, and a driver module mechanically coupled to a man... | 06/23/2009 |
