Patent ID: 9607787
Date: 2017-03-28
CPC Classifications: G01N,G08B,H01H,H04N,Y10T

Claim:
1. A front casing of a hazard detector comprising: a body portion having an outwardly facing surface that faces a room within which the hazard detector is positioned and an inwardly facing surface that faces opposite the outwardly facing surface, the body portion being couplable with a back plate to define a housing having an interior region within which components of the hazard detector are contained; and a button portion coupled with the body portion via a plurality of arms that allow the button portion to be axially movable relative to the body portion so as to activate a switch positioned axially behind the button portion to provide input to the hazard detector from a user, the button portion having a plurality of tabs that extend radially outward from a peripheral edge of the button portion; wherein each tab is positioned under and contacts the inwardly facing surface of the body portion such that when a force is applied to the button portion at a position substantially offset from a central axis of the button portion, the button portion pivots about one or more contact points between the tabs and the inwardly facing surface of the body portion; and wherein the plurality of arms are coupled with the button portion and the body portion so as to bias the button portion axially outward relative to the body portion to press the plurality of tabs against the inwardly facing surface of the body portion.