|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||280/030 ; 280/087.01 ; 280/047.34|
|발명자 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 15 인용 특허 : 16|
An apparatus which is convertible between a multi-wheeled vehicle and a multi-legged stationary structure such as a table, crib or playpen. The invention is comprised of a main body to which are attached wheel assemblies capable of freely pivoting movement under the force of their own weight when the body is lifted. Wide tires are provided which, after swiveling downward, will result in supporting the body. The wheel thickness is enough so that the vehicle rolls well in soft or sandy soils, while contributing to the resulting height of the raised body, a...
[ What is claimed is:] [1.] Apparatus which is convertible between a multi-wheeled vehicle and a multi-legged stationary structure, comprising:a pair of front wheels and a pair of rear wheels;a main body;means for attaching said wheels to said body, said attaching means being constructed and arranged so that said wheels are independently reciprocable between a first position in which they support said body in the manner of a vehicle and a second position in which they support said body in the manner of a legged structure;said attaching means comprising m...