F - Mech Eng,Light,Heat,Weapons – 21 – L
Patent
F - Mech Eng,Light,Heat,Weapons
21
L
240/122
F21L 19/00 (2006.01)
Patent
CA 1076085
ABSTRACT OF THE DISCLOSURE A portable gas lamp of the type having a cylindrical base acting as a casing for a removable gas cartridge and a cylindrical glass chimney which extends upwardly from the base and surrounds an incandescent mantle, in which there is provided a cylindrical sleeve which surrounds the previously stated parts of the lamp and is movable between a first position where it protectively covers the said glass chimney and a second, lower position in which the glass chimney is uncovered and the sleeve surrounds the base. The sleeve is preferably slidingly supported on a pair of upright posts attached to the base, and means is provided for securing the sleeve at least in its uppermost position where it covers the glass chimney.
264683
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