US 7,494,328 B2
NVH and gas pulsation reduction in AC compressor
Kanwal Bhatia, Troy, Mich. (US); Rodney James Callahan, Novi, Mich. (US); and Kastriot Shaska, Waterford, Mich. (US)
Assigned to Visteon Global Technologies, Inc., Van Buren Township, Mich. (US)
Filed on Jul. 06, 2005, as Appl. No. 11/175,507.
Prior Publication US 2007/0020132 A1, Jan. 25, 2007
Int. Cl. F04B 39/00 (2006.01); F04B 53/00 (2006.01); F04B 1/12 (2006.01); F04B 27/08 (2006.01)
U.S. Cl. 417—312  [417/269] 19 Claims
OG exemplary drawing
 
1. A rear housing for a compressor having a cylinder block receiving lower pressure fluid from the rear housing and providing higher pressure fluid back to the rear housing, the rear housing comprising:
annular outer and inner walls defining a suction chamber and a discharge chamber, the suction chamber containing the lower pressure fluid, the discharge chamber containing the higher pressure fluid;
an inlet in fluid communication with the suction chamber;
an outlet in fluid communication with the discharge chamber, the outlet including a discharge passageway having a tubular member projecting into the discharge chamber; and
the tubular member defined by a side wall and a closed end wall, the side wall having a plurality of holes fluidically connecting the discharge chamber and the discharge passageway, the combined cross-sectional area of the plurality of holes being substantially equal to the cross-sectional area of the discharge passageway.