AN ALUMINIUM HEADLAMP OF GOOD DESIGN.
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ALTHOUGH it is now only air few weeks before the Summer Time Act takes effect and the extent of the use of many commercialvehicles after lamps alight" time will naturally decrease, there are many hundreds of lorries and vans now engaged on night work. Moreover, it is not unlikely that their numbers -will increase, especially in view of the amount of traffic congestion which occurs in cities and towns during the day, and which must inevitahly have a bearing on time schedules and running costs.
To such users and to others wha keep their vehicles in trim to meet any emergency that may arise, the question of the use of an efficient lighting system is important, and this means, in a large mea sure, the need for well-designed headlamps. A lamp which comes in this category is the improved model recently introduced by the Noble Engineering Co., Ltd., 44-56, Hercules Road, London, S.E.1, and designed for use with acetylene gas: The lamp, which is constructed of aluminium, has several distinctive features, an important one being that the front holding the, glass swings from the top ; it is held. •firmly against. the body of the lamp by. tightening a wing-nit which. abuts against, a forked extension on the lower portion' of the rim of the body. The glass is held between a split-spring ring and a rubber ring, and can easily be removed, as can the reflector at the baek of the lamp. The bottom of the burner has a cap nut, held by a chain to prevent its lose, which enables the burner to be cleaned and Permits condensed water vapour to be removed. A wide draught ,deflector is fitted in the body of the lamp below the burner, and this. prevents the possibility
of flickering.' • •
The aim of the designers of the lamp has • been .tosecure a finished article which is devoid of corners and receSses in which dirt might lodge. . The lamp weighs 6ilb. ; its front diameter is Sins., the distance between fork centres being. 8i ins. It is sold by the company in three finishes, thc prices per pair ranking from thOse with a cast brush finish, at £3,17s. 6d. to ±4 10s., for completely polished lamps ; they can be supplied at .£4 2s. tid. per pair with polished doors.