JPS636796U - - Google Patents
Info
- Publication number
- JPS636796U JPS636796U JP10016786U JP10016786U JPS636796U JP S636796 U JPS636796 U JP S636796U JP 10016786 U JP10016786 U JP 10016786U JP 10016786 U JP10016786 U JP 10016786U JP S636796 U JPS636796 U JP S636796U
- Authority
- JP
- Japan
- Prior art keywords
- swinging
- swinging arm
- arm
- guide
- window
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000007246 mechanism Effects 0.000 claims 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Casings For Electric Apparatus (AREA)
Description
第1図はこの考案の密閉装置を備えた電波暗室
の部分断面図、第2図は第1図のA―A矢視図、
第3図は第1図のB―B線拡大断面図、第4図〜
第6図はこの考案の開閉装置による窓本体の開閉
状態を示す動作図である。
1……開閉装置、2……電波暗室、2a……天
井部、3……開口部、4……窓本体、5……ガイ
ドローラー、6……上揺動アーム、6a……取付
部、7……下揺動アーム、8……連結アーム、9
……ガイド溝、9a……横方向移動用溝、9b…
…縦方向移動用溝、10……プーリ、11……カ
ウンタ・ウエイト、12……リンクチエーン、1
3……ウオーム軸、14……ウオーム減速機、1
5……ハンドル。
Fig. 1 is a partial sectional view of an anechoic chamber equipped with the sealing device of this invention, Fig. 2 is a view taken along arrow A-A in Fig. 1,
Figure 3 is an enlarged sectional view taken along line B-B in Figure 1, and Figures 4--
FIG. 6 is an operational diagram showing the opening/closing state of the window body by the opening/closing device of this invention. DESCRIPTION OF SYMBOLS 1... Opening/closing device, 2... Anechoic chamber, 2a... Ceiling, 3... Opening, 4... Window body, 5... Guide roller, 6... Upper swinging arm, 6a... Mounting part, 7...Lower swing arm, 8...Connection arm, 9
...Guide groove, 9a...Groove for lateral movement, 9b...
...Groove for longitudinal movement, 10...Pulley, 11...Counter weight, 12...Link chain, 1
3... Worm shaft, 14... Worm reducer, 1
5...Handle.
Claims (1)
おり、揺動基端および揺動先端部にガイドローラ
ーが取付けられている上下揺動アームと、この上
下揺動アームの先端部にピン着されている連結ア
ームと、前記上下揺動アームのガイドローラーが
嵌合しているガイド溝とを備えてなり、 前記窓本体と連結アームおよび上揺動アームと
下揺動アームは、それぞれ互いに平行な平行四辺
形の四節リンク機構に構成されていると共に、前
記ガイド溝は、前記上揺動アームのガイドローラ
ーおよび下揺動アームのガイドローラーがそれぞ
れ別に嵌合し、窓本体嵌合用開口部から上方へ傾
斜している上下2本の平行な横方向移動用溝と、
上下揺動アームのガイドローラーが嵌合し、前記
嵌合用開口部より上方へ延びる縦方向移動用溝と
から構成されていることを特徴とする電波暗室用
窓の開閉装置。[Scope of Claim for Utility Model Registration] A vertically swinging arm that is swingably pinned to the upper and lower parts of both sides of the window body, and has guide rollers attached to its swinging base end and swinging tip, and It comprises a connecting arm pinned to the tip of the swinging arm, and a guide groove into which the guide roller of the vertical swinging arm is fitted, and the window main body, the linking arm and the upper swinging arm are connected to each other. The lower swinging arms are configured as parallelogram four-bar link mechanisms that are parallel to each other, and the guide grooves are configured such that the guide rollers of the upper swinging arm and the guide roller of the lower swinging arm are respectively fitted into the guide grooves. two upper and lower parallel lateral movement grooves that are aligned and inclined upward from the window body fitting opening;
1. An opening/closing device for a window for an anechoic chamber, characterized in that the guide roller of the vertically swinging arm is fitted into a vertical movement groove extending upward from the fitting opening.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10016786U JPH0337279Y2 (en) | 1986-06-30 | 1986-06-30 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10016786U JPH0337279Y2 (en) | 1986-06-30 | 1986-06-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS636796U true JPS636796U (en) | 1988-01-18 |
JPH0337279Y2 JPH0337279Y2 (en) | 1991-08-07 |
Family
ID=30969730
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10016786U Expired JPH0337279Y2 (en) | 1986-06-30 | 1986-06-30 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0337279Y2 (en) |
-
1986
- 1986-06-30 JP JP10016786U patent/JPH0337279Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPH0337279Y2 (en) | 1991-08-07 |
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