Patent ID: 9117864
Filing Date: 2015-08-25
Classification: H01L

Abstract:
1. A cassette assembly for storing a plurality of platelike workpieces, comprising: a first cassette; a second cassette stacked on said first cassette to form a stacked condition; and fixing means for fixing said first cassette and said second cassette to each other in the stacked condition of said first and second cassettes; each of said first and second cassettes including: wherein a positioning projection is provided on the upper end of each of said first and second side plates, and a positioning recess corresponding to said positioning projection is provided on the lower end of each of said first and second side plates; wherein said fixing means includes: a catch member provided on a lower portion of the outer surface of each of said first and second side plates of said second cassette; and an engaging member provided on an upper portion of the outer surface of each of said first and second side plates of said first cassette for respectively engaging said catch member provided on each of said first and second side plates of said second cassette in the stacked condition of said first and second cassettes; each engaging member having an engaging portion for engaging the catch member and two supporting portions extending from both ends of the engaging portion, each supporting portion being bent so as to form an L shape with the engaging portion of the engaging member.