Title:
ELECTRIC LIFT DEVICE WITH LOCK FUNCTION
Document Type and Number:
WIPO Patent Application WO/2011/147171
Kind Code:
A1
Abstract:
An electric lift device with lock function comprises a base (1) and a lift platform (2), an electric lift mechanism for controlling the lift platform (2) is arranged between the base (1) and the lift platform (2). The lift platform (2) comprises a seat body (21) and a rotating core (22) which is arranged in the seat body (21) and capable of rotating relative to an axial direction of the seat body (21). The outer end of the rotating core (22) projects out of the seat body (21). A lock mechanism is arranged between the rotating core (22) and the seat body (21) to lock rotation relative to an axial direction of the rotating core (22).
Inventors:
LIU LINGYOU (CN)
Application Number:
PCT/CN2010/079212
Publication Date:
December 01, 2011
Filing Date:
November 28, 2010
Export Citation:
Assignee:
ZHEJIANG YUHUANG GUANGXIN MACHINERY CO LTD (CN)
LIU LINGYOU (CN)
LIU LINGYOU (CN)
International Classes:
A47C3/20
Foreign References:
| CN101816493A | 2010-09-01 | |||
| CN101496684A | 2009-08-05 | |||
| CN2710448Y | 2005-07-20 | |||
| CN2607870Y | 2004-03-31 | |||
| CN2509936Y | 2002-09-11 | |||
| US4750701A | 1988-06-14 | |||
| JP2002306268A | 2002-10-22 |
Attorney, Agent or Firm:
TAIZHOU NANFANG TRADEMARK & PATENT LAW OFFICE (CN)
台州市南方商标专利事务所 (CN)
台州市南方商标专利事务所 (CN)
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Claims: