Resources Contact Us Home
Pump assembly for a chair

Image Number 6 for United States Patent #6290295.

A pump assembly is described for use in the field of workstation design. The pump assembly is described for use in combination with a chair back having an expandable fluid bladder for lumbar support. The pump assembly allows a person, while seated, to more easily inflate or deflate an expandable fluid bladder. An actuator for inflating and deflating the expandable fluid bladder is also described.

  Recently Added Patents
Curable inks comprising surfactant-coated magnetic nanoparticles
Selecting modulation and coding scheme in the presence of interference
Damage resistant antenna
Stable file system
Method and apparatus for managing backup channel in multi-channel environment
Wafer level packaging structure with large contact area and preparation method thereof
Automatic baroreflex modulation responsive to adverse event
  Randomly Featured Patents
Hydraulic control circuit for working components, in particular in earth-moving machines
Delivery systems and methods of implantation for replacement prosthetic heart valves
Method and apparatus for the coded tagging of articles, particularly garments
Tape applicator
Diagnostic system for electric motor
Mass transportation passenger guidance system
Liquid-vacuum washer for baseboard corner
Reduced fat confectionery products and process
Multi-packaging devices, methods and machines
Power generator