Abstract: An indicator for a fireplace damper door includes a spiral wire and a contact arm that may engage the wire. The arrangement is such that upon a multiple number of rotations of the contact arm, continual contact is maintained. The arm and wire are is an electrical series circuit with an indicator lamp, which will be illuminated when the damper is opened.
Type:
Grant
Filed:
October 23, 1989
Date of Patent:
May 29, 1990
Assignees:
Frederick J. Reusch, Sr., J. Reusch, Jr., Paul R. Reusch, Sr.