JPH03130884U

JPH03130884U -

Info

Publication number: JPH03130884U
Application number: JP4035590U
Authority: JP
Priority date: 1990-04-16
Filing date: 1990-04-16
Publication date: 1991-12-27

Description

[Brief explanation of drawings]

第１図、第２図は本考案の一実施例を示したも
ので、第１図Ａは前窓開閉装置及びカバーの取着
前の状態を示す斜視図、Ｂ図は同取着状態を示す
斜視図、Ｃ図はＡ−Ａ断面図、第２図は手動式開
閉装着時のカバーを示し、Ａ図はカバー取着状態
を示す斜視図、Ｂ図はＡ図Ｂ−Ｂ断面図、第３図
Ａ，Ｂは前窓の自動開閉装置の作動原理図、同Ｃ
図はギヤードケーブルの部分を示す概略図、第４
図は前窓自動開閉装置を装着した運転室を示す斜
視図、第５図Ａは同ガイドレール部を示す側面図
、同Ｂ図はＡ図のＣ−Ｃ断面図、第６図及び第７
図は従来の技術を示す図である。１……運転室、Ｗ……前窓、３ａ，ｂ……ギヤ
ードケーブル、４……駆動装置、５……天井部、
６……ローラ、８……下部ガイドレール、９……
上部ガイドレール、１０……スライドガイド、１
１……ガイドチユーブ、Ｓ……前窓自動開閉装置
組立体、Ｓ_１，Ｓ_２……副組立体、１２ａ，ｂ…
…孔部、１３，１９……カバー。 Figures 1 and 2 show one embodiment of the present invention. Figure 1A is a perspective view showing the front window opening/closing device and cover before they are installed, and Figure B is a perspective view of the front window opening/closing device and the cover being installed. Figure C is a sectional view taken along line A-A, Figure 2 shows the cover when the manual opening/closing is installed, Figure A is a perspective view showing the cover attached, Figure B is a sectional view taken along line A-B, and Figure C is a sectional view taken along line A-A. Figure 3 A and B are diagrams of the operating principle of the automatic front window opening/closing device, and Figure 3 C
The figure is a schematic diagram showing the geared cable part.
The figure is a perspective view showing the driver's cab equipped with an automatic front window opening/closing device, FIG. 5A is a side view showing the guide rail section, FIG.
The figure shows a conventional technique. 1... Driver's cab, W... Front window, 3a, b... Geared cable, 4... Drive device, 5... Ceiling part,
6...Roller, 8...Lower guide rail, 9...
Upper guide rail, 10...Slide guide, 1
1...Guide tube, S...Front window automatic opening/closing device assembly, _S1 , _S2 ...Subassembly, 12a, b...
...hole, 13, 19...cover.

Claims

[Scope of claim for utility model registration] (1) An upper guide rail for guiding the front window to a storage position on the inner surface of the ceiling, a guide tube installed in the guide rail to push and pull the window. An automatic front window opening/closing device consisting of a geared cable inserted into the vehicle and a drive device for pushing and pulling the geared cable is configured in advance into an assembly, and the drive device of the assembly is attached to the center of the rear surface of the driver's cab. and a front window of a driver's cab for construction machinery, characterized in that bilaterally symmetrical sub-assemblies extending from the drive device are inserted and attached to the inner surface of the ceiling through holes drilled at both ends of the driver's cab. Automatic opening and closing device. (2) A claim characterized in that a cover covering an exposed rear surface portion of the driver's cab of the assembly is attached to the rear surface of the driver's cab, and a cover can be attached in place of the cover when a manual opening/closing device is installed. The automatic opening/closing device for the front window of a driver's cab for construction machinery according to item 1. (3) The construction machine according to claim 2, wherein the rear part of the assembly cover in the automatic opening/closing device has a wing-like protruding shape, and the cover when the manual opening/closing device is attached has a flat plate shape. automatic opening/closing device for the front window in the driver's cab.