Device for measuring variations in circumference of plant organs has a transfer wire wrapped around the organ in question and linked to a measurement unit with an additional slider to prevent friction between wire and organ

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专利权人:

LIU, JINCHEN

发明人:

申请号：

DE20011053418

公开号：

DE10153418(A1)

申请日:

2001.10.30

申请国别(地区):

德国

年份:

2002

代理人:

摘要：

Device comprises a transfer wire that is wound around the measurement object (6) and transfers circumference variations to a measurement unit (1). Between the transfer wire and object is a sliding unit (2). An adjustment unit (3) is also connected between the transfer wire and the measurement unit. The measurement unit is based on a spring assembly and is linked by a cable (12) to a data recorder (5).

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中国工程科技知识中心

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