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Miniature flashlight

  • US 4,433,365 A
  • Filed: 03/28/1983
  • Issued: 02/21/1984
  • Est. Priority Date: 03/26/1982
  • Status: Expired due to Fees
First Claim
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1. A miniature flashlight consisting of a case (1) of moulded plastics material closed by a cover (2) that is at least partly metallic and containing a cell (18), an electric bulb (11-12) and a pressure spring (16), the whole being of a flat shape and comprising two facing walls formed respectively by the bottom wall (7) of the case and by at least a portion of the cover (2);

  • the cell (18) consisting of a flat cylindrical cell the casing of which is in contact with the centre contact stud (19) of the bulb and the opposite polarity contact of which is oriented towards the cover (2);

    the bottom wall (7) of the case (1) comprising parts (9,

         10) to house and restrain the socket (11) of the bulb (12); and

    one at least of the said two facing walls (7 and

         2) being flexible enough for compression of the whole unit between the fingers (25) to bring the socket (11) or the pile (18) contact (20) into contact with the conducting portion of the cover (2), characterized in that the pressure spring (16) is located between the bulb (12) and the light outlet opening (14) made in one end wall (3) and in that a ramp (21) is provided close to the other case (1) end wall (4) enabling the axial thrust of the spring (16), transmitted to the cell (18) by the centre contact stud (19) of the bulb (12), to be converted into a transverse thrust ensuring contact between the cell (18) conducting contact (20) and the conducting wall of the cover (2).

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