|국가/구분||United States(US) Patent 등록|
|발명자 / 주소|
|인용정보||피인용 횟수 : 24 인용 특허 : 0|
A mechanic\s creeper having improved strength and increased mobility without sacrifice in work height, for use on a work surface is disclosed. The improved creeper comprises a triangular array of three straight castors, an integral frame suspended from the castors. The frame comprises a plurality of structural members and a plurality of weight bearing cross-bracing members engaging the castors, thereby transferring the weight of the structural members and any load placed thereupon to the castors.
A mechanic\s creeper having improved strength and increased mobility without sacrifice in work height, for use on a work surface, which creeper comprises: a triangular array of three straight castors, said triangular array having at least two sides approximately equal in length, and defining a horizonal plane of surface contact therebelow, each said castor having at its lower periphery a surface contact member rotational in a plane vertical to the horizonal to the plane of surface contact, and at its upper periphery a load-bearing connection mechanism me...