Patent ID: 6906626
Filing Date: 2005-06-14
Classification: G08B

Abstract:
1. A burglar alarm and door chime comprising: circuit logic means mounted to a back plate fastened to the inside of a door, said circuit logic means receiving control inputs from chime/delay alarm modes electric switching means and On/Off power electric switching means to select a delay alarm mode or a chime mode of said burglar alarm and door chime, instant lock-alarm mode electric switching means, and non-contacting sensing means, said circuit logic means further cooperating with an audible alarm and chime means and an independent electric power supply means; a front cover containing manual arming spring-biased instant lock-alarm slide means cooperating with said instant lock-alarm mode electric switching means of said burglar alarm and door chime when said front cover is fastened to said back plate; a jamb plate fastened to an opposing doorjamb cooperating with said manual arming spring-biased instant lock-alarm slide means during the opening of said door to actuate the instant lock-alarm mode of said burglar alarm and door chime; and said non-contacting sensing means comprising a transmitting means attached to said jamb plate and a receding means attached to said back plate, said receiving means responsive to said transmitting means to automatically actuate said selected delay alarm mode or said selected chime mode responsive to the opening and closing of said door.