U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

US Patent Application 20070256222 - Weighted, plastic lift arm for enhanced-function flush handles

Application 20070256222 Filed on May 5, 2006. Published on November 8, 2007

Inventor

US Class

4/405Actuator

Attorney, Agent or Firm

International Class

E03D 5/00


Abstract text


A plastic lift arm for toilet flushers having enhanced-function flush handles—such as a Flush Handle Night Light carrying a standard, 9-volt battery—that exerts a torque sufficient to maintain an enhanced-function flush handle in a generally horizontal position when not in use. The plastic lift arm completely encapsulates a steel or iron counterweight and thus eliminates the need to plate the metal to prevent rusting in a moist environment. In order to maximize leverage, the counter-weight is located close to the conventional series of holes for chain clips. The counterweight has a diameter as large as possible consistent with the need to preserve moldable wall thickness. The lift arm may be bent or shortened to conform to almost any existing installation without compromising its ability to maintain the enhanced-function flush handle in a horizontal, at-rest position.

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