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:
May. 10, 1977
Filed:
Mar. 17, 1975
Nobuo Tsukada, Tokyo, JA;
Abstract
A quartz vibrator device comprises a quartz element of the tuning fork type, a supporting spring member for supporting the quartz element, a pedestal on which is mounted the supporting spring member and a protective casing in which is mounted the quartz element. One end portion of said supporting spring member supports one end portion of said quartz element and has at least two separate U-shaped spring portions,the other end portion of said spring member being fixed to said pedestal portion of said casing. The U-shaped portions extend past the center of gravity of said quartz element, whereby said spring member has the same flexure angle between one spring section of said spring member and other spring section of said spring member at the center of gravity of said quartz element.