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:
Mar. 08, 2016
Filed:
Sep. 19, 2014
Waltop International Corporation, Hsinchu, TW;
Yu Chiehmr Ho, Hsinchu, TW;
Chia-Jui Yeh, Taipei, TW;
Waltop International Corporation, Hsinchu, TW;
Abstract
A capacitive pointer is disclosed. The capacitive pointer comprises a refill, a refill holder, a spring, a control board, a force sensor, an upper shielding, a lower shielding, a tip cover and a battery. The refill comprises a conductor and penetrates through the refill holder. The spring surrounds one end of the refill holder. The refill holder and the spring electrically connect the control board. The force sensor is located on one end of the control board. The refill and the refill holder press the spring to contact the force sensor to detect the pressure force against the refill. The upper shielding and the lower shielding combine to cover the refill, the refill holder and the spring. The tip cover surrounds one end of the refill and the upper shielding and the lower shielding and electrically connects to the control board. The battery provides the capacitive pointer with electrical power.