Patent ID: 9687111
Date: 2017-06-27
CPC Classifications: A47J,G06F,G11C,Y02D

Claim:
1. A vacuum blender comprising: a vessel having walls and an interior space, a blade holder assembly having a blade, a blade drive shaft, and a motor base, said vessel having an end adapted for receiving said blade holder assembly; said motor base containing a motor having a shaft adapted to engage said blade drive shaft, said motor base having a descending conduit; said motor connected to a fan for evacuating air from said motor base; a conduit system having a vessel conduit contained in said walls of said vessel connected to a descending conduit through which air can flow from the interior of said vessel to a three way valve; said three way valve connected to an exhaust conduit and connected to a vacuum conduit, said vacuum conduit positioned in proximity to said fan to permit said fan to draw air from said vacuum conduit; a gear system for permitting said motor to activate said fan to evacuate said vessel without rotating said blade, and said gear system permitting activation of said blade after initial activation of said fan; thereby resulting in evacuation of said vessel before blending occurs.