Patent ID: 11970099
Assignee: ILLINOIS TOOL WORKS INC.
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. A sleeve device for a headrest comprising a sleeve body for insertion into a vehicle seat, the sleeve body comprising:
a tubular wall defining an inner axial passage configured to receive a rod of the headrest, and having an upper portion, a lower portion, and a central portion between the upper and lower portions; and
at least one elongate rib member overmoulded to an inner surface or an outer surface of the tubular wall, the at least one elongate rib member extending along the tubular wall, between the lower portion and the upper portion, wherein the at least one elongate rib member is configured to contact an outer surface of the rod when extending along the inner surface, or is configured to engage an external component, when extending along the outer surface;
wherein the tubular wall comprises at least one aperture through which the material of the at least one rib member extends to provide an outer portion or an inner portion of the at least one rib member, the outer portion being overmoulded to the outer surface of the tubular wall and configured to engage the external component, or the inner portion being overmoulded to the inner surface of the tubular wall and configured to contact the outer surface of the rod;
wherein the tubular wall comprises a plurality of apertures spaced along the at least one rib member, such that the at least one rib member extends through the plurality of apertures to provide a plurality of outer portions overmoulded to the outer surface of the tubular wall and configured to engage the external component, or to provide a plurality of inner portions overmoulded to the inner surface of the tubular wall and configured to contact the outer surface of the rod.