Back strap for a headgear assembly

• 收藏
• 分享

专利权人:

FISHER & PAYKEL HEALTHCARE LIMITED

发明人:

申请号：

GB201603269

公开号：

GB201603269D0

申请日:

2012.04.13

申请国别(地区):

GB

年份:

2016

代理人:

摘要：

A mask assembly has a first upper portion movably connected to a lower portion. At least a portion of the first upper portion (154) is configured to roll so as to overlie at least a portion of a second upper portion (130) when a first boundary of the first upper portion is moved towards a second boundary of the second upper portion

来源网站：

中国工程科技知识中心

来源网址：

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