Variable size airbed
作者： Luke E. Kelly , Jason T. Mcclintock , Jordan G. Rockstad
DOI:
关键词:
摘要: An airbed (20) that is variable in size. The includes a principal bladder (22) and one or more extension bladders (24, 26). may be inflated used as an airbed. 26) remain deflated, of the additional to increase total size portions (20).
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