Self powered fire alarm

Details Self powered fire alarm Self powered fire alarm

2006-08-29

2006-08-29

Smith, R. Alexander (Department: 2859)

Amusement devices: toys

Construction toy

Including elongated element having laterally opposed...

C116S005000, C116S158000

Reexamination Certificate

active

07097531

ABSTRACT:
An improvement to a self powered fire alarm consisting of an improved housing sealing method that improves the reliability of the alarm by preventing insect infiltration. Additional improvements consist of an improved alarm activated notification, along with the incorporation of a wind down prevention detail and a retainer for the winding key. Each of these improvements provides additional benefit to the user.

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