发明名称 Convertible creeper assembly
摘要 A creeper assembly is provided that includes a frame assembly supported on a plurality of wheels for movement along a support surface. The frame assembly includes a seat and a backrest that extends from the seat. The frame assembly is adjustable between a lowered lying position, wherein the seat and the backrest are in a horizontal position at a first height above the support surface, and a raised seated position, wherein the seat is in a horizontal position at a second height above the support surface and the backrest is inclined in an upright position relative to the seat. An actuator is provided on the frame assembly that is operable for adjusting the frame assembly between the lowered lying position and the raised seated position.
申请公布号 US8777237(B2) 申请公布日期 2014.07.15
申请号 US201213545502 申请日期 2012.07.10
申请人 发明人 Brittingham Eric A.;Ferguson Kevin D.
分类号 B25H5/00 主分类号 B25H5/00
代理机构 MacMillan, Sobanski & Todd, LLC 代理人 MacMillan, Sobanski & Todd, LLC
主权项 1. A creeper assembly comprising: a frame assembly supported on a plurality of wheels for movement along a support surface, the frame assembly including a seat and a backrest that extends from the seat, the frame assembly being adjustable between a lowered lying position, wherein the seat and the backrest are in a horizontal position at a first height above the support surface, and a raised seated position, wherein the seat is in a horizontal position at a second height above the support surface that is greater than the first height and the backrest is inclined in an upright position relative to the seat; and an actuator provided on the frame assembly that is operable for adjusting the frame assembly between the lowered lying position and the raised seated position, wherein the frame assembly includes a front support leg and a rear support leg that are movable relative to one another in a pivotal manner, and wherein the front support leg is supported on a single wheel and the rear support leg is supported on a pair of wheels that are spaced apart from one another.
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