| 摘要 |
PROBLEM TO BE SOLVED: To compose a leg member, which supports the loads of struts of boards or tables and grounds through wheels, of comparatively a little parts and further to suit it to a lot of kinds of use conditions. SOLUTION: Leg elements 1 and 2 are constituted by bisecting the leg member near an attaching part to a strut 3. Thus, various kinds of long and short leg elements are prepared. Then, two leg elements are appropriately selected out of respective prepared leg elements, the leg member is assembled by combining two selected leg elements and this is attached to the lower end part of the strut 3. Thus, the leg members of a lot of kinds remarkably more than the number of kinds of leg elements can be constituted.
|
