Invention Grant
US07228594B2 Fluid levitating caster integrating load lifting device 失效
集成载荷提升装置的流体悬浮脚轮

  • Patent Title: Fluid levitating caster integrating load lifting device
  • Patent Title (中): 集成载荷提升装置的流体悬浮脚轮
  • Application No.: US11090359
    Application Date: 2005-03-28
  • Publication No.: US07228594B2
    Publication Date: 2007-06-12
  • Inventor: Jason L. Smith
  • Applicant: Jason L. Smith
  • Agent Paul Hentzel
  • Main IPC: B60B33/00
  • IPC: B60B33/00 B60V1/00
Fluid levitating caster integrating load lifting device
Abstract:
A fluid levitating caster lifts a heavy load “(17)” off a floor “(18)” with near friction-less-ness for transport has integrated a load lifting device. This extra rise height “(ER)” lifting feature accommodates moving loads “(17)” which have flexible-sagging frames, over uneven floors “(18)”, and which have frames that are not parallel to floor “(18)”. An inflatable bellows “(22)” design of the load lifting device receives its pressurization from fluid levitating caster, and additionally serves as a dampening reservoir to reduce hopping-pressure surges inherent in fluid levitating casters.
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