Centering fastener, manufacturing method and using method thereof and wind turbine
AssigneeBeijing Goldwind Science & Creation Windpower Equipment Co., Ltd.
InventorsOujin Zhang, Xiao Zhang
Life of this patent
Estimating the term…
Abstract
A centering fastener, a method for manufacturing the centering fastener, a method for using the centering fastener and a wind turbine are provided. The centering fastener includes a connecting body, a buffer lining and a centering member, the connecting body is a columnar body and includes a connecting portion and a non-threaded portion; the buffer lining has a cylindrical shape and covers at least part of the non-threaded portion; the centering member covers an outer surface of the buffer lining, and, at least at a portion corresponding to the buffer lining, the non-threaded portion is separated from the centering member.
Claims20
A centering fastener, comprising:
- a connecting body being a columnar body and comprising a connecting portion and a non-threaded portion;
- a buffer lining having a cylindrical shape and coating at least part of the non-threaded portion;
- and
- a centering member having a tubular structure and coating an outer surface of the buffer lining;
- wherein the non-threaded portion is separated from the centering member at least at a portion corresponding to the buffer lining.
Dependencies are inferred from the claim text.