Title:
RADOME FOR ANTENNA AND ITS MANUFACTURE
Document Type and Number:
Japanese Patent JP3225339
Kind Code:
B2
Abstract:
PURPOSE: To realize the radome for antenna that protects a parabolic antenna used for ground wave micro wave communication against rain or snow defect having a large diameter especially and a light weight with excellent radio wave transmission performance and durability and ease of manufacture and to realize its manufacture.
CONSTITUTION: The radome is formed to be nearly an umbrella shaped body 2, an FRP-made flange 3 is formed to a circumferential ridge, a hollow double structure using front and rear FRP panels 9, 11 is adopted for the middle part, lots of fine supports 13,... support the front and rear FRP panels 9, 11 in a hollow part 12, and the fine supports 13,... are formed by impregnating and curing a packing material 6 to a fiber bundle 10D, and he ends of the fiber bundle 10D in the lengthwise direction are fixed in the front and rear FRP panels 9, 11.
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Inventors:
Koichi Araki
Yasuo Nakajima
Kaneko Yasuhide
Yasuo Nakajima
Kaneko Yasuhide
Application Number:
JP20034495A
Publication Date:
November 05, 2001
Filing Date:
June 16, 1995
Export Citation:
Assignee:
Taiei Trading Co., Ltd.
Anten Co., Ltd.
Toyo Bussan Co., Ltd.
Anten Co., Ltd.
Toyo Bussan Co., Ltd.
International Classes:
H01Q1/42; (IPC1-7): H01Q1/42
Domestic Patent References:
| JP61253902A | ||||
| JP6283918A | ||||
| JP62240543A | ||||
| JP1319306A | ||||
| JP4167706A | ||||
| JP6252623A | ||||
| JP56114101U | ||||
| JP2133008U |
Attorney, Agent or Firm:
Nishi Yoshihisa