| 摘要 |
A plastics material boot for insertion within adjacent, aligned openings or windows in a camper, cap or canopy and truck combination. A central, flexible tunnel in the form of an inflatable toroidal chamber has spring loaded, compressible, generally quadrilaterally shaped ends inserted through and behind the openings in a compressed state where after they are released to expand and retain the ends behind the openings. The central tunnel is then inflated. No other attachment of any kind is needed to install and retain the boot in place.
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