US 7,320,301 B1
Clock and anchor pipe fitting and method
Carl E. Fonville, Ann Arbor, Mich. (US); and Dipak R. Patel, Grand Blanc, Mich. (US)
Assigned to GM Global Technology Operations, Inc., Detroit, Mich. (US)
Filed on Apr. 04, 2007, as Appl. No. 11/696,212.
Int. Cl. F02M 35/10 (2006.01); F16L 21/00 (2006.01)
U.S. Cl. 123—184.21  [285/401] 12 Claims
OG exemplary drawing
 
6. An intake manifold assembly for an internal combustion engine comprising:
an intake manifold defining a generally cylindrical bore;
at least one tab portion defining at least one groove;
a fitting member having a generally cylindrical portion configured for insertion into said generally cylindrical bore such that said fitting member is rotatable between a first and second position;
at least one flange formed on said fitting member and operable to engage the at least one groove when said fitting member is rotated from said first position to said second position to prevent the removal of said generally cylindrical portion from the generally cylindrical bore;
a tube member having a first end mounted with respect to said fitting member and a second end mounted with respect to one of said intake manifold and another component; and
wherein said tube member is operable to retain said fitting member in said second position.