Title:
STROKE-CONTROLLABLE ACTUATING DEVICE
Document Type and Number:
WIPO Patent Application WO/2010/139098
Kind Code:
A1
Abstract:
A stroke-controllable actuating device includes a motion control mechanism, a position feedback mechanism and an actuating mechanism. The motion control mechanism comprises a stepping motor (6) and a control system (5) for the stepping motor. The position feedback mechanism comprises hall elements (10) and a permanent magnet (18). The actuating mechanism comprises a rotating assembly and a translating assembly. A screw pair of the translating assembly converts the movement. The stroke and the position are detected by the position feedback mechanism, and a detected signal is input to the control system (5) for the stepping motor.
Inventors:
ZENG WEIDONG (CN)
SUN LI (CN)
SUN LI (CN)
Application Number:
PCT/CN2009/001125
Publication Date:
December 09, 2010
Filing Date:
October 09, 2009
Export Citation:
Assignee:
ZENG WEIDONG (CN)
PAN YAMIN (CN)
PAN YAMIN (CN)
International Classes:
H02K7/10; H02P8/00
Foreign References:
| CN201177089Y | 2009-01-07 | |||
| CN2114720U | 1992-09-02 | |||
| CN201396328Y | 2010-02-03 |
Attorney, Agent or Firm:
XI'AN ZHIBANG PATENT & TRADEMARK AGENT CO., LTD. (Xi'an, ShaanXi 8, CN)
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