JPH02122032U - - Google Patents
Info
- Publication number
- JPH02122032U JPH02122032U JP3167589U JP3167589U JPH02122032U JP H02122032 U JPH02122032 U JP H02122032U JP 3167589 U JP3167589 U JP 3167589U JP 3167589 U JP3167589 U JP 3167589U JP H02122032 U JPH02122032 U JP H02122032U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- outside air
- air introduction
- cover
- holes
- 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
- 239000000758 substrate Substances 0.000 claims description 2
Description
図面は本考案の一実施例を示すもので、第１図
は本考案の外気導入孔開閉装置を備えたヘルメツ
トの正面図、第２図はその側面図、第３図は第１
図の−線拡大断面図、第４図は第３図の−
線断面図、第５図は第３図の部拡大図、第６
図は第１図の−線拡大断面図、第７図は前記
外気導入孔開閉装置の分解斜視図である。
１……ヘルメツト、２……帽体、６……外気導
入孔、７……外気導入孔開閉装置、２１……基板
、２２……筒部、２３……弁孔、２４……案内部
としてのガイドレール、２５……カバー、２６…
…弁室、２７……窓。
The drawings show one embodiment of the present invention; FIG. 1 is a front view of a helmet equipped with an outside air introduction hole opening/closing device of the present invention, FIG. 2 is a side view thereof, and FIG.
Figure 4 is an enlarged cross-sectional view of Figure 3.
Line sectional view, Figure 5 is an enlarged view of Figure 3, Figure 6
The figure is an enlarged sectional view taken along the line -- in FIG. 1, and FIG. 7 is an exploded perspective view of the outside air introduction hole opening/closing device. DESCRIPTION OF SYMBOLS 1...Helmet, 2...Cap body, 6...Outside air introduction hole, 7...Outside air introduction hole opening/closing device, 21...Substrate, 22...Cylinder part, 23...Valve hole, 24...As guide part guide rail, 25... cover, 26...
...Valve room, 27...window.
Claims (1)
れる基板の裏面に、前記外気導入孔にそれぞれ嵌
合し中空部を弁孔にした複数の筒部を突設すると
共に、同表面に相隣る前記弁孔間を横切る案内部
を形成し、この案内部に摺動自在に係合して前記
弁孔を開閉する弁板を、基板と、この基板を覆う
ようにして帽体に固着されるカバーとの間に画成
される弁室に収容してなることを特徴とする、ヘ
ルメツトにおける外気導入孔開閉装置。 A plurality of cylindrical portions each fitting into the outside air introduction holes and having a hollow portion serving as a valve hole are protrudingly provided on the back surface of the substrate that is joined to the outer surface of the cap body having a plurality of outside air introduction holes, and a plurality of cylindrical portions with hollow portions serving as valve holes are provided protrudingly on the same surface. A guide portion is formed that crosses between the adjacent valve holes, and a valve plate that slidably engages with the guide portion to open and close the valve hole is fixed to a base plate and to the cap body so as to cover the base plate. 1. An outside air introduction hole opening/closing device for a helmet, the device being housed in a valve chamber defined between a cover and a cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989031675U JPH0634336Y2 (en) | 1989-03-20 | 1989-03-20 | Outside air inlet opening / closing device for helmet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989031675U JPH0634336Y2 (en) | 1989-03-20 | 1989-03-20 | Outside air inlet opening / closing device for helmet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02122032U true JPH02122032U (en) | 1990-10-04 |
| JPH0634336Y2 JPH0634336Y2 (en) | 1994-09-07 |
Family
ID=31257704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989031675U Expired - Fee Related JPH0634336Y2 (en) | 1989-03-20 | 1989-03-20 | Outside air inlet opening / closing device for helmet |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0634336Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01147219U (en) * | 1988-03-30 | 1989-10-11 |
-
1989
- 1989-03-20 JP JP1989031675U patent/JPH0634336Y2/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01147219U (en) * | 1988-03-30 | 1989-10-11 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0634336Y2 (en) | 1994-09-07 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |