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Patent Searching and Data


Title:
INTEGRATED CRANK ARM AND SPRING OPERATION MECHANISM USING INTEGRATED CRANK ARM
Document Type and Number:
WIPO Patent Application WO/2015/197034
Kind Code:
A2
Abstract:
The present invention related to an integrated crank arm and a spring operation mechanism using the integrated crank arm. The integrated crank arm comprises a cover that extends left and right along the axis; the cover is provided from left to right a first, second, third, and fourth installation plates, the plates being arranged in intervals; the first installation plate and the second instillation plate are provided with connector pin holes for installing a corresponding connector; the second installation plate and the third installation plate are provided with roller pin holes for installing corresponding rollers that store energy when the circuit is broken; the third installation plate and the fourth installation plate are provided with a cushion pin hole for connecting a corresponding cushion. The present invention provides an integrated crank arm that can be provided with a cushion or with simultaneously a cushion and a roller that stores energy when the circuit is broken, and a spring operation mechanism using the integrated crank arm.

Inventors:
SONG CHAO (CN)
LIU YU (CN)
FU YAXU (CN)
WANG SHOUSHAN (CN)
CHEN JINZHONG (CN)
KONG ZHIWU (CN)
Application Number:
PCT/CN2015/088038
Publication Date:
December 30, 2015
Filing Date:
August 25, 2015
Export Citation:
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Assignee:
STATE GRID CORP CHINA (CN)
HENAN PINGGAO ELECTRIC CO LTD (CN)
PINGGAO GROUP CO LTD (CN)
International Classes:
H01H3/30
Attorney, Agent or Firm:
ZHENGZHOU RUIXIN INTELLECTUAL PROPERTY AGENCY CO., LTD (CN)
郑州睿信知识产权代理有限公司 (CN)
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