Patent ID: 11858117
Assignee: HIEVER CO., LTD.
Field: Machine tools (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. A dual-purpose mechanics creeper, comprising:
a flat board of an elongated shape, having a top surface and a bottom surface, and the bottom surface of the flat board having a first pivotal connecting base and a second pivotal connecting base;
a first swing arm comprising: a longitudinal shaft, a lateral shaft and two rollers; the first swing arm using one end of the longitudinal shaft to pivotally attach to the first pivotal connecting base of the bottom surface of the flat board, the lateral shaft arranged at another end of the longitudinal shaft, the two rollers arranged on the lateral shaft; the first swing arm configured to move between a first position adjacent to the bottom surface of the flat board and a second position away from the bottom surface of the flat board; one side of the longitudinal shaft having an engagement portion; and
a second swing arm comprising: a longitudinal shaft, a lateral shaft and two rollers; the second swing arm using one end of the longitudinal shaft to pivotally attach to the second pivotal connecting base of the bottom surface of the flat board, the lateral shaft arranged at another end of the longitudinal shaft, the two rollers arranged on the lateral shaft, the lateral shaft further including an engagement member arranged thereon; the second swing arm configured to move between a first position adjacent to the bottom surface of the flat board and a second position connects with the first swing arm; such that when the first swing arm and the second swing arm move to the second position, the engagement member on the lateral shaft of the second swing arm engages with the engagement portion of the first swing arm,
wherein one side of the lateral shaft of the second swing arm includes two supporting columns, the two supporting columns are arranged spaced apart from each other by a separation distance equivalent to a width of the longitudinal shaft of the first swing arm, and the engagement member of the second swing arm is arranged on one of the supporting columns.