JPS5869839U

JPS5869839U - Camera window structure of protective case for surveillance camera

Info

Publication number: JPS5869839U
Application number: JP16384181U
Authority: JP
Inventors: 本郷　成男
Original assignee: 株式会社東芝
Priority date: 1981-11-04
Filing date: 1981-11-04
Publication date: 1983-05-12

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

−第１図は従来の一監視装置を概念的に示した縦断面図
、第２図は本考案に係る監視装置を概念的に示した縦断
面図、第３図はその要部横断面図、−第４図は他のフィ
ルム張設態様を示した概念的横断面図、第５図はさらに
他のフィルム張設態様を示した概念的横断面図、第６図
はその斜視図である。１・・・・・・カメラ、２・・・・・・保護ケース、３
・・・・・・開口、７．７’、７“　７　／Ｉ／・・・
・・田−ル、８・・・・・・長尺フィルム、＄ａ、　　
ｆｉｂ・・・・・・フィルム部分、１０・・・・・・回
転駆動機、１１・・・・・・操作器。第１図第４図　　　′- Fig. 1 is a vertical cross-sectional view conceptually showing a conventional monitoring device, Fig. 2 is a vertical cross-sectional view conceptually showing the monitoring device according to the present invention, and Fig. 3 is a cross-sectional view of the main part thereof. , - Fig. 4 is a conceptual cross-sectional view showing another form of film tensioning, Fig. 5 is a conceptual cross-sectional view showing still another form of film tensioning, and Fig. 6 is a perspective view thereof. . 1... Camera, 2... Protective case, 3
...Opening, 7.7', 7" 7 /I/...
...Ta-ru, 8...Long film, $a,
fib...Film portion, 10...Rotary drive machine, 11...Operator. Figure 1 Figure 4 ′

Claims

[Scope of utility model registration request]

(1) A long transparent film is disposed in the case opening so that it covers the opening and can be fed out, so that when the part of the film corresponding to the case opening becomes dirty, the long film can be fed out and the film can be fed out. A photographic window structure for a protective case for a surveillance camera, characterized in that a new film portion can be adapted to the opening. .

(2) The long transparent film mentioned above is wound around rolls placed on both sides of the case opening, and by winding the film part with one roll, the film part wound around the other roll is fed out. A photographic window structure for a protective case for a surveillance camera as set forth in claim (1) of the utility model registration claim, characterized in that: −

(3) The above-mentioned long transparent film is formed into an endless belt shape, which is stretched between rolls disposed on both sides of the case opening and at the rear of the camera. Photographing window structure of the protective case for a surveillance camera described in (1).

(4) The long transparent film described above is formed into an endless belt shape, and a plurality of openings are punched in the transparent film, and the openings are stretched between rolls arranged on both sides of the case opening. Utility model registration claim No. 1 (1) is characterized in that when the front part of the film, which forms the front and rear tanks, covers the case opening, the opening of the film is located at the corresponding rear part. ) The photographing window structure of the protective case for surveillance cameras described in section ).