SELF-PROPELLED VACUUM CLEANER

摘要

PROBLEM TO BE SOLVED: To provide a self-prepelled vacuum cleaner which realizes stable running without making the vacuum cleaner large in size. SOLUTION: The self-propelled vacuum cleaner is equipped with rollers 33 for running a main body 20 and a caster 34 for supporting the main body 20 to freely run and has a running part which is formed by attaching the rollers 33 and the caster 34 to a supporting body 35 and is mounted on the main body 20 through an elastic body 37. COPYRIGHT: (C)2004,JPO