Lamba wa serpentine, yemwe amadziwikanso kuti lamba wa multi-vee, poly-v, kapena multi-nthiti, ndi lamba umodzi, wopitilira womwe umagwiritsidwa ntchito kuyendetsa zida zingapo zotumphukira mu injini yamagalimoto, monga alternator, mpope wowongolera mphamvu, mpope wamadzi. , air conditioning compressor, air pump, etc.
Ndiwogwira mtima kwambiri kuposa makina akale a malamba angapo ndipo amatha kuwononga malo ochepa muchipinda cha injini.
Chidule cha AC-air conditioner, WP-water pump, ALT-alternator, PS-power chiwongolero mpope, etc.