Pa Concertinaua ʻike ʻia he mea ikaika loa e kūʻē i ke komo ʻole ʻana o nā ʻenemi a i ʻole nā holoholona. Hiki i nā lau ʻoi a me ka hoʻolālā spiral ke paʻa i ka poʻe i manaʻo e hele ma o ka uea concertina.
ʻO ka ʻōlelo maʻamau, ʻo ka pā concertina ka hui pū ʻana o ka uea concertina a me ka pā kaulahao a i ʻole ka uea welded e ālai wale i nā kānaka a ʻaʻole e hōʻeha iā ʻoe (e nānā i ka Fig 1). ʻIke nui ʻia kēia ʻano pā concertina ma ka hale paʻahao, ke kahua mokulele, ka hale noho, ke aupuni a me nā wahi kalepa.
ʻO kekahi ʻano pā concertina ʻo ia nā uea spiral concertina. Ma kekahi ʻaoʻao, hiki ke hoʻopaʻa ʻia lākou i ka hale kila e hana i kahi pā palekana (e nānā i ka fig 2). Ma kekahiʻaoʻao, hiki ke hoʻokomoʻia me kaʻole o ke kila (e nānā i ka fig 3).
Nā kikoʻī o ka uea concertina | ||
Anawaena waho | No Loops | Ka lōʻihi maʻamau i kēlā me kēia wili |
450 mm | 112 | 17 m |
500 mm | 102 | 16 m |
600 mm | 86 | 14 m |
700 mm | 72 | 12 m |
800 mm | 64 | 10 m |
960 mm | 52 | 9 m |
Ka manawa hoʻouna: Dec-07-2020