Appeal No. 2003-0514 Page 4
Application No. 09/820,147
14. A method of attaching a head rest guide tube to a seat back frame having
an aperture extending therethrough, the method comprising:
inserting the guide tube into the aperture; and
swaging the guide tube to form a swaged portion engaged with the seat
back frame to thereby secure the guide tube to the seat back frame.
17. A method of attaching a head. rest guide tube to a seat back frame having
a flat portion, the flat portion having an aperture extending therethrough, the
method comprising:
forming a first radially extending swaged portion on the guide tube;
inserting the guide tube into the aperture; and
forming a second radially extending swaged portion on the guide tube
such that the flat portion extends between the swaged portions, and such that the
swaged portions abut the flat portion to thereby secure the guide tube to the seat
back frame.
The applied prior art
The AAPA discloses that it is known to provide openings in the back frame tube
of a seat back frame and securing head rest guides tubes in apertures therein by
welding. See Preliminary Amendment (Paper No. 6), page 2, first full paragraph.
Loper discloses identical pulley halves 10 dimensioned for sliding contact with a
tubular hub element 13 preformed with a single bead shoulder portion 14 by
conventional means prior to assembly. A second bead element 19 is formed on the
tubular hub element 13 as shown in Figures 2-4 to form the pulley shown in Figure 1.
Loper teaches that his pulley construction is an improvement over a pulley construction
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