The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 31, 2013
Filed:
Jul. 30, 2010
Mohanlal Ramadoss, Hong Kong, CN;
Wai to LI, Hong Kong, CN;
Yue Fu Zhu, Shenzhen, CN;
Xiang Dong Jiang, Shenzhen, CN;
Mohanlal Ramadoss, Hong Kong, CN;
Wai To Li, Hong Kong, CN;
Yue Fu Zhu, Shenzhen, CN;
Xiang Dong Jiang, Shenzhen, CN;
Johnson Electric S.A., Murten, CH;
Abstract
A lifter assembly for actuating a needle of an automatic medication delivery device, includes a motor, a speed reduction device driven by the motor, an output shaft driven by the speed reduction device via a rigid transmission device, a driving lever configured to move the needle, the driving lever being connected to and driven by the output shaft, and a sensing device configured to sense the rotation position of the output shaft. The speed reduction device comprises a worm in mesh with a worm gear. The output shaft, the worm gear and the rigid transmission device cooperatively constitute a four-bar linkage mechanism.