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Patent Searching and Data


Title:
PRESSURE SWITCH DEVICE AND PRINTED CIRCUIT BOARD HAVING SAME
Document Type and Number:
WIPO Patent Application WO/2019/093742
Kind Code:
A1
Abstract:
The present invention presents a pressure switch device. The pressure switch device includes: a substrate part, which is formed of a flexible material, has a hole punched therein, and has a rib extending from an inner circumference of the hole and being bendable by an external force toward a sensor disposed at an adjacent position; a contact part provided on the rib and forming contact with the sensor by the external force; a holder part fixed to the substrate part so as to be disposed in a peripheral region of the hole and on an upper end portion of the rib; and a disk-shaped piezoelectric sensor disposed between the substrate part and the holder part and supported by the holder part. In addition, the present invention also provides a printed circuit board having the pressure switch device.

Inventors:
PARK, Yong-Un (205dong 901ho, 98-40 Dongbaekjukjeon-daero 527beon-gil,Giheung-gu, Yongin-si, Gyeonggi-do, 16990, KR)
JUNG, Jae Min (912dong 703ho, 165 Sucheong-ro,Osan-si, Gyeonggi-do, 18108, KR)
Application Number:
KR2018/013393
Publication Date:
May 16, 2019
Filing Date:
November 06, 2018
Export Citation:
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Assignee:
CHEMTRONICS CO., LTD. (31 Baeil-gil, Jeondong-myeon, Sejong, 30010, KR)
International Classes:
H01H35/30
Foreign References:
JP3972398B22007-09-05
JP2012043299A2012-03-01
KR100254532B12000-05-01
JPH11345543A1999-12-14
JP2008159442A2008-07-10
Attorney, Agent or Firm:
LEE, Ki Sung (602-ho, IS Biz Tower 147 Seongsui-ro,Seongdong-gu, Seoul, 04795, KR)
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