Battery holder and laser unit incorporating same

摘要: Battery holder 10 includes a housing 12 with recess 14 for receiving battery 16 . The supports first electrical contact 18 , second 20 and third 22 First makes terminal 24 of the is at an opposite end 26 does not make direct Rather, in one switch 28 supported by Switch form elongated strip 30 electrically conductive material seated along groove 31 formed on outer surface body provided upstanding finger or tang 32 selectively switchable between OFF state which spaced from ON where contacts effectively placing 16.