Portable endermic injector
作者： Pietro Cosmai
DOI:
关键词:
摘要: Portable endermic injector of a mechanical type which comprises an aspiration and containment chamber, assembly (12) to aspirate store, cocking trigger (13) (14) read the quantity aspirated, in which: - (11) comprising chamber piston (19) is screwed onto frontal container (15), store energy means regulate pre-loading spring (28) consist spacer rings (226) (15-23) having variable axial reciprocal positions, reader threaded tract (46) slider (47) cooperating with graduated area (50).
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