Transformable mechanic's creeper

Claim 1

A transformable mechanic's creeper for use by a worker, said creeper transforming between a horizontal position for supporting said worker working underneath said automobile in a supine position and a seat position for supporting said worker working in an upright seating position, said creeper comprising: an elongated creeper frame; a base assembly included in said elongated creeper frame; a seat assembly interconnected in said elongated creeper frame with said base assembly; a plurality of castors carried by said creeper frame, said castors supporting said elongated creeper frame on a work floor providing said elongated creeper frame with mobility; at least one interlinking connector interconnecting said seat assembly and base assembly on opposing sides thereof; each said interlinking connector having a first end pivotally connected to said base assembly, and a second end pivotally connected to said seat assembly; said interlinking connector having a first pivot position in which said seat assembly is positioned generally in horizontal alignment with said base assembly to define a creeper position; said interlinking connector having a second pivot position in which said seat assembly is positioned generally in vertical alignment with said base assembly to define a seat position wherein said seat assembly and said base assembly support said worker seated; and an extendable roller frame assembly slidably carried by said frame, said roller frame assembly having a retracted configuration when said interlinking connector is in said first pivotal position defining said seat position, said roller frame assembly having an extended configuration when said interlinking connector is in said second pivotal position defining said creeper position wherein said roller frame assembly supports said seat assembly in said creeper position, and at least one wheel carried by said roller frame assembly providing mobility for said creeper in said creeper position.