JPH0428574U

JPH0428574U -

Info

Publication number: JPH0428574U
Application number: JP6960990U
Authority: JP
Priority date: 1990-07-02
Filing date: 1990-07-02
Publication date: 1992-03-06

Description

[Brief explanation of the drawing]

第１図は本考案に係る計器ドアのハンドル構造
の一実施例を示すハンドルが閉位置にある状態の
断面図、第２図はハンドルが中間位置にある状態
の断面図、第３図はハンドルが開位置にある状態
を示す断面図、第４図は現場型計器の従来例を示
す斜視図、第５図は同計器のハンドル構造を示す
断面図である。１……計器ケース、２……計器ドア、３……ハ
ンドル軸、４……ラツチ機構、５……ガスケツト
、６……凹部、７……貫通孔、８……ハンドル、
１１……弾性変形部、１２，１３……鍵穴、１４
……Ｏリング、２０……弾性部材、２１……押圧
部材、２２ａ，２２ｂ……係合凹部、２４……突
起部。 Fig. 1 is a cross-sectional view of an embodiment of the instrument door handle structure according to the present invention, with the handle in the closed position, Fig. 2 is a cross-sectional view of the handle in the intermediate position, and Fig. 3 is a cross-sectional view of the handle in the closed position. FIG. 4 is a perspective view showing a conventional field-type meter, and FIG. 5 is a cross-sectional view showing the handle structure of the meter. DESCRIPTION OF SYMBOLS 1... Instrument case, 2... Instrument door, 3... Handle shaft, 4... Latch mechanism, 5... Gasket, 6... Recess, 7... Through hole, 8... Handle,
11...Elastic deformation part, 12, 13...Keyhole, 14
... O-ring, 20 ... Elastic member, 21 ... Pressing member, 22a, 22b ... Engagement recess, 24 ... Projection.

Claims

[Scope of Claim for Utility Model Registration] An instrument door that can be opened and closed to close the front opening of an instrument case is provided with a rotatable handle, and a locking portion provided on the shaft of the handle and a latch mechanism provided within the instrument case. In the handle structure of the instrument door, the instrument door is pressed into contact with the front opening of the instrument case and locked by engagement with the handle, wherein an O-ring and a protrusion are provided on the door side end surface of the handle, and the opening of the handle, Engagement recesses with which the protrusions engage in the closed position are provided on the front side of the instrument door, and an elastic member is provided on the back side of the instrument door, and the elastic member is pressed forward when the handle is in the open position. A handle for an instrument door, characterized in that a pressing member is provided on the handle shaft, and when the handle is operated, the protrusion disengages from the engagement recess, thereby moving the handle shaft forward and reducing the tightness of the O-ring. structure.