AC 2007-1216: EMPHASIZING TEAMWORK AND COMMUNICATION SKILLS IN INTRODUCTORY CALCULUS COURSES

PCT No. PCT/JP97/02915 Sec. 371 Date May 5, 1999 Sec. 102(e) Date May 5, 1999 PCT Filed Aug. 21, 1997 PCT Pub. No. WO98/09082 PCT Pub. Date Mar. 5, 1998A pump housing PH surrounding an impeller 21 comprises an inlet port 19 and an outlet port 20 disposed in a spaced-apart relationship from each other in a direction of rotation of the impeller 21, a pump passage 23 corresponding to vane grooves 22 of the impeller 21 and extending from the inlet port 19 to the outlet port 20 along the direction of the impeller rotation, and a partition 25 for partitioning between the outlet port 20 and the inlet port 19 along the direction of the impeller rotation. A passage-communicating portion 29 for communication between the inlet port 19 and the pump passage 23 is offset from the partition 25 in the direction of the impeller rotation, and a passage-enlarged portion 30 is provided between the partition 25 and the passage-communicating portion 29.