Patent ID: 7160416
Filing Date: 2007-01-09
Classification: B08B,H01L

Abstract:
1. A substrate treating apparatus for treating substrates as immersed in a treating solution, comprising: a treating tank for storing the treating solution and accommodating the substrates; a holding mechanism for holding a plurality of substrates in upstanding posture in said treating tank; and a drive mechanism for revolving said holding mechanism about a virtual horizontal axis extending in a direction of alignment of the plurality of substrates; wherein said drive mechanism includes: a plurality of rotary shafts disposed above said treating tank and extending along the direction of alignment of the plurality of substrates; a plurality of gears mounted on said rotary shafts and meshed with each other; a rotating mechanism for rotating one of said rotary shafts; pivot pieces arranged on one of said rotary shafts and extending from said one of said rotary shafts; and connecting pieces each having one end thereof pivotably attached to a distal end of one of said pivot pieces, and having the other end attached to said holding mechanism; and wherein the plurality of substrates are treated, while said holding mechanism holding the plurality of substrates is immersed in the treating solution, and said drive mechanism is operated to revolve the plurality of substrates about said horizontal axis.