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:
Aug. 03, 1976
Filed:
Aug. 30, 1974
Applicant:
Inventor:
Shojiro Komaki, Mitaka, JA;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
310-89 ; 310-81 ; 310-82 ; 310-91 ;
Abstract
A quartz crystal vibrator unit having a passive electronic element such as a condenser is disclosed. The passive electronic element having the value to compensate the deviation of oscillating frequency from the predetermined center frequency is selected and fixed on the case of quartz crystal vibrator. Since frequency adjustment at assembling process is eliminated, work efficiency is remarkably increased.