Patent ID: 8011711

Claim:
A first tonneau cover device for a vehicle having a back door capable of opening and closing and covering an opening section at a rear surface of a chassis thereof, comprising: a first tonneau cover disposed above, and separated from, a floor of a cargo compartment extending forward from the opening section; interlocking means moving a rear end of the first tonneau cover in a substantially vertical direction interlocked with opening and closing of the back door, wherein the interlocking means includes: a pair of pulleys disposed separated in a substantially vertical direction at each of the left and right sides of the cargo compartment; a first linking member wrapped around the pulleys and connected to the rear end of the first tonneau cover; a rotating member interlocked with and connected to the first linking member; and a second linking member having an end connected to the back door, having another end connected to the rotating member, and rotating the rotating member interlocked with opening and closing of the back door; and a second tonneau cover configured as a sheet member so as to be capable of winding, wherein a front end of the second tonneau cover is linked to the rear end of the first tonneau cover, and a rear end of the second tonneau cover is linked to the back door.