Nova Patents
US3731084A

Portable flashlight

Abstract

This record has no abstract on file.

US3731084A, drawing sheet 1
Sheet 1 of 2

Term

Term ended

Expired 1 May 1990, 36.4 years ago.

  1. Priority and filed
  2. Granted
  3. Expired
  4. Today

1 claim: 1 independent, 0 dependent

  1. 1
    I claim:1. A portable light comprising in combination a flashlight unit, said flashlight unit comprising a case, a dry cell battery and an electric lamp electrically connected to said battery, said case enclosing said battery and lamp;a harness comprising a pair of flexible hollow stems having first and second ends, each of said first ends of said hollow stems being attached to said casing, and a pair of shoulder bands, one of said shoulder bands being attached to each of said hollow stems at said second end, said shoulder bands being self-adjustable to the contour of a wearer’s shoulder;a mercury accuated switch electrically connected to said battery and lamp for opening and closing a circuit between said battery and said lamp;and support means pivotably mounting said switch on one of said shoulder bands so that a wearer can assume a position at a predetermined angle and adjust said switch for closing a circuit to said lamp and said switch will automatically open a circuit to said lamp when a wearer assumes a position at an angle other than the predetermined angle. *****