US 11,866,311 B2
Cap removal device and thrombelastography device having same
Feng Jiang, Jiangsu (CN); Jian Xiao, Jiangsu (CN); Gong Liu, Jiangsu (CN); Aiqin Chen, Jiangsu (CN); and Bangzhong Yu, Jiangsu (CN)
Assigned to Haemonetics Corporation, Boston, MA (US)
Filed by Haemonetics Corporation, Boston, MA (US)
Filed on Aug. 28, 2020, as Appl. No. 17/006,535.
Application 17/006,535 is a division of application No. 16/097,556, granted, now 10,759,642, previously published as PCT/CN2017/082785, filed on May 2, 2017.
Claims priority of application No. 201610278391.2 (CN), filed on Apr. 29, 2016; application No. 201610278393.1 (CN), filed on Apr. 29, 2016; application No. 201610279824.6 (CN), filed on Apr. 29, 2016; application No. 201620380387.2 (CN), filed on Apr. 29, 2016; application No. 201620380641.9 (CN), filed on Apr. 29, 2016; and application No. 201620383166.0 (CN), filed on Apr. 29, 2016.
Prior Publication US 2021/0002116 A1, Jan. 7, 2021
Int. Cl. G01N 33/86 (2006.01); G01N 33/49 (2006.01); B67B 3/28 (2006.01)
CPC B67B 3/28 (2013.01) [G01N 33/4905 (2013.01); G01N 33/86 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A cap removal device comprising a drive part, a connection shaft, and a cap removal member, the cap removal member comprising a first end and a second end, the first end being pivotally coupled to the connection shaft by a first pivot point,
wherein:
(i) the drive part is configured to move the connection shaft upward from a first initial position to an upward position;
(ii) the cap removal device is configured such that, upon upward movement of the connection shaft by the drive part, the cap removal member pivots around a second pivot point located between the first end and the second end, causing the second end to move downward from a second initial position to a downward position so as to contact and remove a cap, and
(iii) the drive part is an electromagnet and the connection shaft comprises a material configured be attracted or repelled by the magnetic force of the electromagnet.