CPC A47G 23/0225 (2013.01) [B25J 11/008 (2013.01); A47G 2400/086 (2013.01); B60R 2011/0089 (2013.01); F16M 11/123 (2013.01)] | 17 Claims |
1. A cup holding apparatus comprising:
a first support member configured to support a cup and having a lower surface that has convex shape;
a second support member having an upper surface that has a concave shape and faces the lower surface of the first support member;
a third plate provided between the first support member and the second support member, wherein the third plate comprises a first central hole;
a block member that protrudes toward the second support member from the lower surface of the first support member and is disposed in the first central hole; and
a plurality of rolling members that pass through and are rotatably supported by the third plate, and contact the lower surface of the first support member and the upper surface of the second support member,
wherein the block member is configured not to contact an inner circumferential of the first central hole of the third plate when the first support member is not displaced relative to a center of the second support member, and
wherein the block member is configured to contact the inner circumferential surface of the first central hole of the third plate when the first support member is displaced relative to the center of the second support member by a certain amount.
|