作者: Dale Steinman , Lee Steinman , Joshua Steinman
DOI:
关键词:
摘要: An apparatus is provided for rendering a pool lift portable. The comprises forewheel assembly comprising attached to base of adjacent forward edge the base, and jack wheels. may be in position where wheel spaced from forewheel, actuated alternately lower by moving between extended retracted positions so as rotate about such that contact with supporting surface when its position, supported transport position. include seat attitude maintenance linkage single-side two-link crank having long link prevent pinching.