| 摘要 |
PROBLEM TO BE SOLVED: To provide a dust-proof cover capable of preventing dust, insects, and a cough from sticking onto food by mounting a cover to be opened/closed via a shaft. SOLUTION: A fixing base to be integrated with a dust-proof cover outer frame with the use of a free shaft is fixed to the lower part of an exhibition shelf. The dust-proof cover includes a cover support arm interlocked to an operation with a hand or a leg via the shaft. The cover is opened/closed by the work of an opening/closing interlocking arm. COPYRIGHT: (C)2009,JPO&INPIT
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