Title:
ANTENNA FOR PORTABLE EQUIPMENT
Document Type and Number:
Japanese Patent JP3160561
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To improve the drop strength of an element.
SOLUTION: A flange-shaped part 5-2 is formed at the top end part of an element 5 molded integrally with a joint part. The flange-shaped part 5-2 can be composed of a conical part 5-4. Further, the flange-shaped part 5-2 can be composed of a 1st straight part 5-3, conical part 5-4 and 2nd straight part 5-5 or can be composed of a 1st conical part 5-6 and a 2nd conical part 5-7. Further, the flange-shaped part 5-2 can be composed of plural expanded diameter parts as well. Thus, the flange-shaped part 5-2 is formed like this so as to improve the drop strength of the element 5 when the element 5 is molded integrally with the joint.
Inventors:
Takashi Tokunaga
Yoshitaka Izumi
Yoshitaka Izumi
Application Number:
JP21833897A
Publication Date:
April 25, 2001
Filing Date:
July 30, 1997
Export Citation:
Assignee:
Nippon Antenna Co., Ltd.
International Classes:
H01Q1/10; H01Q1/24; H01Q9/32; H01Q11/08; (IPC1-7): H01Q1/24; H01Q11/08
Domestic Patent References:
| JP799404A | ||||
| JP884017A | ||||
| JP9275309A | ||||
| JP1056316A |
Attorney, Agent or Firm:
Yasuo Asami (1 person outside)