US PATENT SUBCLASS 406 / 97
.~ Including load or blower protecting means

Current as of: June, 1999
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406 /   HD   CONVEYORS: FLUID CURRENT

96  DF  BLOWER OR PUMP HAVING LOAD INTAKE OPENING IN HOUSING {3}
97.~ Including load or blower protecting means

DEFINITION

Classification: 406/97

Including load or blower protecting means:

(under subclass 96) Subject matter wherein the fluid propelling device is provided with means to prevent damage to either itself or the load.