To provide a bag caster which is mounted to a bottom of a traveling bag, a trunk, a suitcase etc., buffers a shock transported to the bag, performs smooth movements, and protects contents stuffed in the bag from being injured, while its manufacturing and mounting process is easy, giving a firm structure, excellent for maintenance and management and easy for cleaning.
A bearing material 4, which bears a wheel 3 of a caster A, in a manner freely rotatable, to be mounted to the bottom 2 of a bag body 1, is formed of a flexible material made of a synthetic resin or a metal. The bearing material includes a buffer unit 7 in which a bending and stretching wall part 5 of one fold or a plurality of folds formed of a flexible material made of a synthetic resin or a metal, stretchable in a vertical direction Y at one side face of the back face side under a seat 6.
| WO/2017/206359 | SELF-MOVABLE INTELLIGENT SUITCASE |
| JPH09201219 | BAG WITH CASTER |
| WO/2004/026701 | TANK CARRIER APPARATUS |
| JPH08282203A | 1996-10-29 | |||
| JPS57108403U | 1982-07-05 | |||
| JPS62100148U | 1987-06-25 |
Takao Kawasaki
Fumio Takino
Toshiaki Tsuda
Masashi Torino
Park Ji-un