Title:
SCREWING APPARATUS
Document Type and Number:
WIPO Patent Application WO/2015/158253
Kind Code:
A1
Abstract:
A screwing apparatus is characterized by comprising a screwing portion (10) and an operating body (20). The operating body (20) has a control chamber (200) and a control unit (30). The operating body (20) extends from the screwing portion (10), the control unit (30) is disposed in the control chamber (200), and the control unit (30) has an operating state and a non-operating state. When the control unit (30) is in the operating state, the control unit (30) and the operating body (20) form a force bearing position, and when the control unit (30) is in the non-operating state, the force bearing position is damaged.
Inventors:
BAO CHENGFAN (CN)
ZHANG XIUZHI (CN)
YU HUAXIA (CN)
ZHANG XIUZHI (CN)
YU HUAXIA (CN)
Application Number:
PCT/CN2015/076591
Publication Date:
October 22, 2015
Filing Date:
April 15, 2015
Export Citation:
Assignee:
SHANGHAI SHENGXIANG SCIENCE AND TECHNOLOGY CO LTD (CN)
International Classes:
F16B41/00
Foreign References:
| US4856307A | 1989-08-15 | |||
| CN204200813U | 2015-03-11 | |||
| CN202202649U | 2012-04-25 | |||
| CN103233969A | 2013-08-07 | |||
| DE19852122C2 | 2001-12-20 |
Attorney, Agent or Firm:
NINGBO RAYMOND IP AGENCY FIRM (CN)
宁波理文知识产权代理事务所（特殊普通合伙） (CN)
宁波理文知识产权代理事务所（特殊普通合伙） (CN)
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