Lumbar Pump assembly for a chair Patent uri icon


  • 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.

author list (cited authors)

  • Benden, M. E., Boenigk, R. C., Belt, K. A., & Ebner, D. W.

complete list of authors

  • Benden, Mark E||Boenigk, Rebecca C||Belt, Kendall A||Ebner, David W

publication date

  • April 2001