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SPINDLE FOR A DRUG DELIVERY DEVICE
专利权人:
SANOFI-AVENTIS DEUTSCHLAND GMBH
发明人:
PLUMPTRE, DAVID
申请号:
MYPI 2011005290
公开号:
MY161517A
申请日:
2010.05.28
申请国别(地区):
MY
年份:
2017
代理人:
摘要:
A spindle (242; 414;542; 642) for driving a bung (218) of a cartridge (220) is provided. The spindle includes a generally circular shaft having an outer surface (560). The generally circular shaft extends from a distal end to a proximal end of said circular shaft. A first helical groove (219; 519; 619) is provided along a first portion of the outer surface. The first helical groove having a first pitch. A second helical groove (221; 521; 621) provided along a second portion of the outer surface of the generally circular shaft. The second helical groove overlapping the first helical groove. The second helical groove having a second pitch.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/
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