Title:
【発明の名称】可変コンデンサおよびそれを用いたLC複合部品
Document Type and Number:
Japanese Patent JP3092518
Kind Code:
B2
Abstract:
AN LC COMPOSITE MODULE OFFERING IMPROVED SHIELD EFFECT AND ONTAMINANT-PROOF PROPERTY IS PROVIDED WHICH IS CAPABLE OF EMPLOYING A VARIABLE CAPACITOR EXCELLENT IN ROTOR RELIABLITY OR ANY EQUIVALENTS THEREOF WHILE REDUCING COMPLEXITY AND SIZE. THE LC MODULE INCLUDES A SUBSTRATE (27) HAVING ITS TOP PRINCIPAL SURFACE ON WHICH TWO SPACED-APART STATOR-SIDE ELECTRODES ARE FORMED. A DIELECTRIC ROTOR (40) IS DISPOSED TO BE IN CONTACT WITH THESE STATOR-SIDE ELECTRODES WITH A ROTOR-SIDE ELECTRODE BEING FORMED ON THE TOP SURFACE OF THE ROTOR. AN ADJUSTMENT MEMBER (44) IS ROTATABLY MOUNTED ON THE SUBSTRATE (27) CAUSING A SKIRT SECTION (46) WHILE DISPOSING AN O-RING (51) BETWEEN THE ROTOR (40) AND ADJUSTER (44) THEREBY HOLDING THE ROTOR (40) SO THAT IT IS IN CONTACT WITH THE SUBSTRATE (27). A SHIELD COVER (54) WITH AN OPENING (55) FOR EXPOSURE OF AN ADJUSMENT GROOVE (48) IS ATTACHED ONTO THE SUBSTRATE (27) STORING THEREIN THE ADJUSTER (44) AND COIL (23). (FIGURE 1)
Inventors:
Gensuke Kinoshita
▲岸▼下 浩幸
Masanori Yamauchi
▲岸▼下 浩幸
Masanori Yamauchi
Application Number:
JP19097796A
Publication Date:
September 25, 2000
Filing Date:
July 19, 1996
Export Citation:
Assignee:
MURATA MANUFACTURING CO.,LTD.
International Classes:
H01G5/06; H01G5/013; H03H7/01; H03J1/06; (IPC1-7): H01G5/06
Domestic Patent References:
| JP8102430A | ||||
| JP10233338A | ||||
| JP24232U | ||||
| JP58173233U | ||||
| JP5895627U | ||||
| JP2146404U |
Attorney, Agent or Firm:
Masaaki Koshiba (1 outside)