JPS63174253U - - Google Patents
Info
- Publication number
- JPS63174253U JPS63174253U JP5649888U JP5649888U JPS63174253U JP S63174253 U JPS63174253 U JP S63174253U JP 5649888 U JP5649888 U JP 5649888U JP 5649888 U JP5649888 U JP 5649888U JP S63174253 U JPS63174253 U JP S63174253U
- Authority
- JP
- Japan
- Prior art keywords
- inner frame
- rod
- shaft
- inspection port
- regulating
- 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
- 238000007689 inspection Methods 0.000 claims description 8
- 230000001105 regulatory effect Effects 0.000 claims 2
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 description 1
Description
第１図は建物の天井点検口として具体化された
この考案の点検口を上方から見た斜視図、第２図
は第１図の２―２線に沿つて示した断面図、第３
図は第１図に示す天井点検口に使用された施錠装
置の部分上面図、第４図は第１図に示す天井点検
口に使用されたロツド・ガイド・プレートを一部
断面して示した斜視図、第５図はロツド・ガイド
・プレートの取付け状態を示す天井点検口の部分
断面図、第６図は施錠装置および座金を内枠の内
側から見た正面図、第７図は内枠の切起し爪およ
び座金の斜視図である。
１０…天井点検口、１１…外枠、１２…内枠、
１３…蓋板、１４…軸受、１５…軸、１６…施錠
装置、１７…ロツド・ガイド・プレート、１８，
１９…枠開口、３０…段、３１…立上り、４０…
クランク・シヤフト、４３，４４…ロツド、４６
…ロツド・ガイド面、４７…内枠ストツパ、４８
…ストツパ・リブ、５２…ロツド受け、７０…天
井。
Figure 1 is a perspective view from above of the inspection port of this invention, which is embodied as a ceiling inspection port in a building, Figure 2 is a sectional view taken along line 2-2 in Figure 1, and Figure 3 is a cross-sectional view taken along line 2-2 in Figure 1.
The figure is a partial top view of the locking device used in the ceiling inspection port shown in Fig. 1, and Fig. 4 is a partial cross-section of the rod guide plate used in the ceiling inspection port shown in Fig. 1. A perspective view, Fig. 5 is a partial sectional view of the ceiling inspection port showing the installation state of the rod guide plate, Fig. 6 is a front view of the locking device and washer seen from inside the inner frame, and Fig. 7 is the inner frame. FIG. 10...Ceiling inspection port, 11...Outer frame, 12...Inner frame,
13... Lid plate, 14... Bearing, 15... Shaft, 16... Locking device, 17... Rod guide plate, 18,
19...Frame opening, 30...Step, 31...Rise, 40...
Crankshaft, 43, 44... Rod, 46
... Rod guide surface, 47 ... Inner frame stopper, 48
...stopper rib, 52...rod holder, 70...ceiling.
Claims (1)
組み付けてなり、内枠の蓋板を貫通するようにし
て、その内枠側に回転可能に支持されたシヤフト
、その蓋板の外側からのシヤフトの回転操作に応
動して往復摺動されるように一端がそのシヤフト
側に連結され、他端側がその内枠側に支持された
一対のロツド、およびそのロツドの他端を受け入
れ、その内枠を閉塞状態に維持し得るように、そ
の外枠側に形成された一対のロツド受けよりなる
施錠装置を有する点検口において、 上記外枠の内側面には、内枠のロツド受けに対
応するロツド・ガイド面を上端略中央部に形成す
るとともに、内枠側に向けて、ロツドの他端がロ
ツド受けに対応する位置において内枠の上端縁に
当接して該内枠のオーバーランを規制する内枠ス
トツパと、下方に形成した傾斜部分において内枠
を案内し、その上方において内枠の平面視方向の
位置規制を行うべく縦方向に延びるストツパ・リ
ブとを突設したロツド・ガイド・プレートを固定
したことを特徴とする点検口。[Claims for Utility Model Registration] An inner frame is rotatably assembled within a rectangular outer frame, and is rotatably supported on the inner frame side by penetrating the cover plate of the inner frame. A pair of rods, one end of which is connected to the shaft side and the other end supported by the inner frame side so as to slide back and forth in response to rotational operation of the shaft from the outside of the shaft and the cover plate; In an inspection port having a locking device consisting of a pair of rod receivers formed on the outer frame side so as to receive the other end of the rod and maintain the inner frame in a closed state, the inner surface of the outer frame is , a rod guide surface corresponding to the rod receiver of the inner frame is formed at approximately the center of the upper end, and the other end of the rod abuts the upper edge of the inner frame at a position corresponding to the rod receiver toward the inner frame side. an inner frame stopper for regulating the overrun of the inner frame; and a stopper rib extending in the vertical direction for guiding the inner frame in an inclined portion formed below and regulating the position of the inner frame in a plan view above the inner frame. An inspection port characterized by having a fixed rod guide plate with protruding parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5649888U JPH0140899Y2 (en) | 1988-04-28 | 1988-04-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5649888U JPH0140899Y2 (en) | 1988-04-28 | 1988-04-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63174253U true JPS63174253U (en) | 1988-11-11 |
| JPH0140899Y2 JPH0140899Y2 (en) | 1989-12-05 |
Family
ID=30885357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5649888U Expired JPH0140899Y2 (en) | 1988-04-28 | 1988-04-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0140899Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9771634B2 (en) | 2014-11-05 | 2017-09-26 | Companhia Brasileira De Metalurgia E Mineração | Processes for producing low nitrogen essentially nitride-free chromium and chromium plus niobium-containing nickel-based alloys and the resulting chromium and nickel-based alloys |
-
1988
- 1988-04-28 JP JP5649888U patent/JPH0140899Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0140899Y2 (en) | 1989-12-05 |