发明名称 PROTECTIVE BOOK COVER SYSTEM
摘要 <p>A protective book cover system is disclosed. Cover sleeves (20) are formed with perforated tearaway strips (26) along the open edge and strips of pressure sensitive adhesive (32, 30) on one surface along the strips (26) and on the edge of sleeve (20) opposite the open edge. A book cover (12, 14) is inserted into the sleeve (20) after tearaway strips (26) have been removed to make the sleeve (20) fit the book width. Excess sleeve length is folded up on the inside of the cover (12, 14) and bonded to the remainder of the sleeve to form a pocket. The other cover is then fitted with another sleeve (20). An elongated spine piece (40) is adjusted for the correct spine (16) length by removing a suitable number of tearaway strips (46). Spine piece (40) is then wrapped around book spine (16) and adhered to the two cover sleeves (20) already installed on the book (10) by means of adhesive strips (48).</p>
申请公布号 WO1992010369(A1) 申请公布日期 1992.06.25
申请号 US1991009305 申请日期 1991.12.06
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