Resources Contact Us Home
Fan Retention system

Image Number 2 for United States Patent #6224340.

A fan retention system for a blower/vacuum securely retains the fan and creates an insulating barrier to prevent the operator from touching the functionally insulated armature shaft. A nut having interlocking ramps for interlocking with interconnecting portions on an abutting fan surface is provided. The interconnecting portions of the fan may be either ramps or recesses. Furthermore, the nut has a closed end for insulating the armature shaft from the operator.

  Recently Added Patents
Reconfigurable barrel shifter and rotator
Isolated Australian coral reef fluorescent proteins and cell-based kinase or phosphatase platforms for cancer drug development
Monitoring system
Field device for determining or monitoring a physical or chemical process variable
Image processing apparatus, image registering method, program causing computer to execute image registering method, and recording medium in which program is recorded
Spectral sensor for checking documents of value
Vehicle control system
  Randomly Featured Patents
Boat seat shell
Film bulk acoustic resonator (FBAR) devices with temperature compensation
Cell separator for minimizing thermal runaway propagation within a battery pack
Self-aligning roll for belt loop modules
Hydraulic control systems
Cutting board
Aromatic polycarbonate resin composition and molded object made from the same
Filtered electrical connector with ferrite member and coil
Measuring method and apparatus of absorption information of scattering medium
Formable reinforcing bar and method for making same