内視鏡管路切換装置と内視鏡管路切換装置を備える内視鏡と内視鏡管路切換装置の製造方法

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专利权人:

オリンパス株式会社

发明人:

中出 俊彦

申请号：

JP2013087269

公开号：

JP6057823B2

申请日:

2013.04.18

申请国别(地区):

JP

年份:

2017

代理人:

摘要：

A blocked end portion of a cylinder is provided closer to a distal end side in a direction of insertion of the piston into the cylinder than a minimum diameter portion. The blocked end portion includes a minimum diameter uniform portion which has the same inside diameter as the minimum diameter portion and a partial diameter increased portion which has an inside diameter that is increased as compared to the inside diameter of the minimum diameter portion.

来源网站：

中国工程科技知识中心

来源网址：

http://www.ckcest.cn/home/