Ko ngā rawhi tīwiri he whitiki, he mea whakapūmau, he mea kowiri tira rānei, kua tapahia, kua pēhia rānei he tauira miro tīwiri ki roto. Kei tētahi pito o te whitiki he tīwiri here. Ka whakatakotoria te rawhi ki te taha o te ngongo, o te ngongo rānei hei hono, me te pito wetekina ka whāngaihia ki roto i tētahi wāhi whaiti i waenganui i te whitiki me te tīwiri here. Ina hurihia te tīwiri, ka mahi hei taraiwa kutukutu e kukume ana i ngā miro o te whitiki, ka meinga te whitiki kia piri ki te ngongo (inā rānei ka whakapūmauhia ki te taha kē, kia wetekina). Ko ngā rawhi tīwiri te tikanga e whakamahia ana mō ngā ngongo he 1/2 inihi te whānui me te teitei ake, me ētahi atu rawhi e whakamahia ana mō ngā ngongo iti ake.
I whakawhiwhia te patent tuatahi mo te rawhi ngongo ngongo kutukutu ki te Kaihanga Huitene Knut Edwin Bergström [se] i te tau 1896 [1] Na Bergström i whakatu "Allmänna Brandredskapsaffären E. Bergström & Co." i te tau 1896 (ABA) ki te hanga i enei rawhi taputapu noke.
Ko ētahi atu ingoa mō te rawhi ngongo taputapu noke ko te rawhi puku noke, ngā topenga taputapu noke, ngā rawhi, ngā rawhi whitiki, ngā topenga ngongo, me ngā ingoa whānui pēnei i te Jubilee Clip.
He maha ngā whakahaere tūmatanui e pupuri ana i ngā paerewa rawhi ngongo, pērā i ngā Paerewa Ā-Motu o te Rōpū Aerospace Industries NAS1922 me NAS1924, te J1508 a te Rōpū o ngā Kaihanga Aunoa, me ētahi atu.[2][3]
Ka hangaia he "ropu kore-pū" e ngā takirua rawhi tīwiri i runga i te ngongo rapa poto, e whakamahia ana mō te whakapiri i ngā wāhanga o ngā paipa waipara o te whare, e whakamahia ana rānei mō ētahi atu paipa hei hononga ngāwari (hei whakatika i ngā uauatanga o te whakarārangi, hei ārai rānei i te pakaru o ngā paipa nā te nekehanga whanaunga o ngā wāhanga) hei whakatikatika ohorere rānei.
He rawhi ngongo hei pupuri i te hiako i te wā e herea ana te putea o ngā paipa.
Ka taea hoki te whakamahi i ēnei i roto i te huarahi ōrite, hei huarahi māmā mō te tuku i te iti o te mana. Ka tapahia he ngongo poto i waenganui i ngā pou e rua, ka taea te tango i te wiri, i ngā rerekētanga rānei o te tūnga e te ngāwari o te ngongo. He pai te urutau o tēnei tikanga hei whakamahi mō ngā tauira i roto i te taiwhanga whanaketanga.
I hokohokohia tēnei momo rawhi i te tau 1921 e te Kaihautū o mua o te Ope Taua Moana o te Karauna, a Lumley Robinson, nāna i whakatū a L. Robinson & Co (Gillingham) Ltd., he pakihi i Gillingham, Kent. Kei te kamupene te tohu hokohoko mō Jubilee Clip.
Ko ētahi momo rawhi mō ngā ngongo ko te rawhi Marman, he whitiki tīwiri me te tīwiri totoka anō hoki.
Ngā rawhi kirihou honohono, ko te turanga topenga nui kua hangaia hei raka i runga i te kauae kia rite ki te kaha e hiahiatia ana.
He mea hanga ngā rawhi T mō ngā paipa me ngā ngongo pēhanga teitei pērā i ngā ngongo pēhanga turbo me ngā ngongo whakamatao mō ngā miihini pēhanga teitei. He tīwiri iti kei roto i ēnei rawhi e kukume ana i ngā haurua e rua o te rawhi kia mau ai ngā ngongo taumaha.
Te wā tuku: 22-Pepuere-2021




