Device for preventing distortion of fingerprint

Application Number: 00107644
Application Date: 2000.05.22
Publication Number: 1270006
Publication Date: 2000.10.18
Priority Information:
International: A61B5/117
Applicant(s) Name: Zhang Huisheng
Inventor(s) Name: Zhang Huisheng
Patent Agency Code: 00000
Patent Agent:
Abstract A fingerprint input device for preventing distortion caused by different pressing forces features that an elastic movable touch head with spring and a position-limiting frame are used to ensure same pressing force for each inputting, resulting in low deformation distortion and high repeatability.