Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Liddell; Sarah Helen
Address:
Malmesbury, GB
No. of patents:
1
Patents:












Patent Number Title Of Patent Date Issued
7921962 Silencing arrangement April 12, 2011
In an appliance, such as a cyclonic vacuum cleaner, a motor is arranged to drive an impeller fan located in a motor and fan unit. The rotation of the impeller may cause nuisance tones to be generated. A silencing arrangement is provided to control such noise and includes a plurality of










 
 
  Recently Added Patents
Dimmable LED light fixture having adjustable color temperature
Methods and apparatus for deactivating internal constraint curves when inflating an N-sided patch
Method and apparatus for wireless transmission of diagnostic information
Delay lines, amplifier systems, transconductance compensating systems and methods of compensating
Unsupervised document clustering using latent semantic density analysis
Curable sublimation marking material and sublimation transfer process using same
System and method for broadcasting rich media to devices over multiple carriers
  Randomly Featured Patents
One-way clutch device and motorcycle using the same
Accessories hanger
Heat shield and crystal growth equipment
Image-forming apparatus containing electrophotographic system and image-forming method
Photoflash lamp unit
Audio amplifier with phase modulated pulse width modulation
Viscoelasticity improving agent for rubber and rubber composition containing the same
Method and apparatus for non-linear damping of an electric assist steering system for vehicle yaw rate control
Method of generating an implementation of reusable parts from containers of a workflow process-model
High frequency inverter with power-line-controlled frequency modulation