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. 21, 2010
Filed:
Nov. 28, 2008
Applicants:
Ching-hsiang Cheng, Hong Kong, HK;
Chen Chao, Hong Kong, HK;
Yun Zhu, Hong Kong, HK;
Inventors:
Assignee:
The Hong Kong Polytechnic University, Kowloon, HK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01B 7/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
A strain sensor () for measuring strain greater than 10%, the sensor () comprising: an upper polydimethylsiloxane (PDMS) substrate () having measurement electrodes () extending therethrough; a lower PDMS substrate () bonded to a lower surface of the upper PDMS substrate (), and an upper surface of the lower PDMS substrate () having a patterned portion (); and a conductive fluid () contained within the patterned portion () in contact with the measurement electrodes ().