| 摘要 |
PCT No. PCT/GB92/00046 Sec. 371 Date Jul. 8, 1993 Sec. 102(e) Date Jul. 8, 1993 PCT Filed Jan. 9, 1992 PCT Pub. No. WO92/12056 PCT Pub. Date Jul. 23, 1992.The peripheral wall of a box is formed as a band with abutting ends (12,13) at a joint (35), the abutting ends being secured together by means of a tongue (26) which is provided at one end of the band entering into a recess (30) provided at the other end of the band. Preferably, the tongue (26) is formed as an extension of a lateral marginal portion (24) of the band-forming material which is folded over the adjacent main portion (11) thereof, and the recess (30) being defined between the folded-over marginal portion (24) and the adjacent portion (11) at the opposite end (12) of the band. Preferably also end portions (16,17) of the band are folded inwardly at the joint (35).
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