Patent ID: 8576080

Claim:
A grip responsive sleep alert system, comprising: a housing; a trigger mechanism including a handle pivotally carried by the housing and positional between first and second positions and a coiled tension spring normally biasing the handle in the first position; a stationary electrical contact carried by the housing; a movable electrical contact carried by the handle and disposed in electrical contact with the stationary electrical contact when the handle is in the first position and disengaging the stationary electrical contact when the handle is in the second position; an audible alert device electrically connected to a first one of the movable electrical contact and the stationary electrical contact; a battery electrically connected to the audible alert device and a second one of the movable electrical contact and the stationary electrical contact; and a rotatable handle retention dial having a handle retention tab carried by the housing and rotatable to first and second configurations, the handle retention tab disengaging the handle and facilitating positioning of the handle in the first position when the handle retention dial is in the first configuration and the handle retention tab engaging and biasing the handle in the second position when the handle retention dial is in the second configuration.