JPS6287786U - - Google Patents
Info
- Publication number
- JPS6287786U JPS6287786U JP17941185U JP17941185U JPS6287786U JP S6287786 U JPS6287786 U JP S6287786U JP 17941185 U JP17941185 U JP 17941185U JP 17941185 U JP17941185 U JP 17941185U JP S6287786 U JPS6287786 U JP S6287786U
- Authority
- JP
- Japan
- Prior art keywords
- air
- passage
- annular
- lens
- air passage
- 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
- 238000009423 ventilation Methods 0.000 claims description 5
- 239000011521 glass Substances 0.000 claims description 4
- 238000007664 blowing Methods 0.000 claims description 2
- 239000011148 porous material Substances 0.000 claims description 2
Landscapes
- Coating Apparatus (AREA)
Description
第１図は正面図、第２図は第１図―線縦断
面図、第３図は従来品の正面図である。
１は眼鏡枠、２はレンズ、３は環状通気路、４
は吸気口、５は空間部、６は吹出し口である。
FIG. 1 is a front view, FIG. 2 is a vertical sectional view taken along the line of FIG. 1, and FIG. 3 is a front view of a conventional product. 1 is an eyeglass frame, 2 is a lens, 3 is an annular ventilation passage, 4
is an intake port, 5 is a space, and 6 is an outlet.
補正 昭６０．１２．１９
実用新案登録請求の範囲を次のように補正する
。Amendment December 19, 1980 The scope of claims for utility model registration is amended as follows.
【実用新案登録請求の範囲】
眼鏡枠１の前部に、レンズ２の周囲を取巻く
状態で環状の通気路３を形成し、この環状通気路
３内への吸気口４を設けるとともに、該環状通気
路３から前記レンズ２の直前部で前記環状通気路
３で囲まれた前向き開放の空間部５に空気を吹出
す口６を設けてあることを特徴とする防塵眼鏡。
前記空気吹出し口６が、多孔質材料から構成
された前記通気路３の内側壁板３Ａにおける多数
の孔にて形成されたものである実用新案登録請求
の範囲第項に記載の防塵眼鏡。[Claims for Utility Model Registration] An annular air passage 3 is formed in the front part of the eyeglass frame 1 so as to surround the lens 2, and an air intake port 4 is provided into the annular air passage 3. Dust-proof glasses characterized in that an opening 6 is provided for blowing air from the ventilation passage 3 into a forward-opening space 5 surrounded by the annular ventilation passage 3 immediately in front of the lens 2. The dust-proof glasses according to claim 1 , wherein the air outlet 6 is formed by a large number of holes in the inner wall plate 3A of the air passage 3 made of a porous material .
Claims (1)
状態で環状の通気路３を形成し、この環状通気路
３内への吸気口４を設けるとともに、該環状通気
路３から前記レンズ２の直前部で前記環状通気路
３で囲まれた前向き開放の空間部５に空気を吹出
す口６を設けてあることを特徴とする防塵眼鏡。 前記空気吹出し口６が、連続気泡の多孔質材
料から構成された前記通気路３の内側壁板３Ａに
おける多数の孔にて形成されたものである実用新
案登録請求の範囲第項に記載の防塵眼鏡。[Claims for Utility Model Registration] An annular air passage 3 is formed in the front part of the eyeglass frame 1 so as to surround the lens 2, and an air intake port 4 is provided into the annular air passage 3. Dust-proof glasses characterized in that an opening 6 is provided for blowing air from the ventilation passage 3 into a forward-opening space 5 surrounded by the annular ventilation passage 3 immediately in front of the lens 2. The dustproofing device according to claim 1, wherein the air outlet 6 is formed by a large number of holes in the inner wall plate 3A of the air passage 3 made of a porous material with open cells. glasses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17941185U JPH0429895Y2 (en) | 1985-11-21 | 1985-11-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17941185U JPH0429895Y2 (en) | 1985-11-21 | 1985-11-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6287786U true JPS6287786U (en) | 1987-06-04 |
| JPH0429895Y2 JPH0429895Y2 (en) | 1992-07-20 |
Family
ID=31122448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17941185U Expired JPH0429895Y2 (en) | 1985-11-21 | 1985-11-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0429895Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005172919A (en) * | 2003-12-08 | 2005-06-30 | Nec Viewtechnology Ltd | Enlarging and projecting device |
-
1985
- 1985-11-21 JP JP17941185U patent/JPH0429895Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005172919A (en) * | 2003-12-08 | 2005-06-30 | Nec Viewtechnology Ltd | Enlarging and projecting device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0429895Y2 (en) | 1992-07-20 |