| 摘要 |
A wheel and housing for attachment to a tubular end of a horizontal member of an inverted T-shaped table leg comprises: a substantially right circular cylindrical housing (10) having a central longitudinal axis (12) and defining a recess (14) therein extending through a side of said housing as an opening subtending an arc of less than 180‹ about said longitudinal axis (12); an axle pin (24) extending through said housing parallel to said longitudinal axis (12) and spaced therefrom a distance less than the radius of said housing (10) and substantially centrally of said opening; a wheel (28) rotatably mounted on said axle pin within said housing and extending through said opening; and a substantially right circular cylindrical plug (30) extending from, and co-axial with, said housing (10), said plug being insertable into said tubular end. |
