JPH0341322U - - Google Patents
Info
- Publication number
- JPH0341322U JPH0341322U JP10028089U JP10028089U JPH0341322U JP H0341322 U JPH0341322 U JP H0341322U JP 10028089 U JP10028089 U JP 10028089U JP 10028089 U JP10028089 U JP 10028089U JP H0341322 U JPH0341322 U JP H0341322U
- Authority
- JP
- Japan
- Prior art keywords
- waterproof
- dustproof structure
- handle portion
- ring
- housing cover
- 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
- 239000004809 Teflon Substances 0.000 claims description 2
- 229920006362 Teflon® Polymers 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 1
- 230000003287 optical effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Lens Barrels (AREA)
- Mechanical Control Devices (AREA)
Description
第1図は本考案の第1実施例の回転ハンドル部
の放水・防塵構造の断面図、第2図は第2実施例
の部分断面図である。
1,1′……テフロンワツシヤ、2,2′……
Oリング、3……平ワツシヤ、4……ウエーブワ
ツシヤ、10……筐体カバー、10a……内面、
11……合焦操作ハンドル、12……合焦駆動軸
、13……軸周面、14…カム溝、15……ピン
、16……ガイド筒、16a……ガイド溝、17
……レンズ筒、18……軸受、9……開口、L…
…合焦レンズ、IP……接眼レンズ、OL……対
物レンズ、E……正立光学系。
FIG. 1 is a cross-sectional view of the water discharge/dust-proof structure of the rotary handle portion according to the first embodiment of the present invention, and FIG. 2 is a partial cross-sectional view of the second embodiment. 1,1'...Teflon washer, 2,2'...
O-ring, 3... Flat washers, 4... Wave washers, 10... Housing cover, 10a... Inner surface,
11... Focusing operation handle, 12... Focusing drive shaft, 13... Shaft circumferential surface, 14... Cam groove, 15... Pin, 16... Guide tube, 16a... Guide groove, 17
... Lens tube, 18 ... Bearing, 9 ... Opening, L ...
...Focusing lens, IP...eyepiece lens, OL...objective lens, E...erecting optical system.
Claims (1)
され、かつ回転ハンドルが取り付けられた段付部
を有する軸体と、前記段付部と前記筐体カバーと
の間に嵌挿された少なくとも1つの低摩擦係数材
から成る平ワツシヤと、Oリングとを有すること
を特徴とする回転ハンドル部の防水・防塵構造。 (2) 前記平ワツシヤはテフロン加工ワツシヤで
あることを特徴とする請求項第(1)項に記載の回
転ハンドル部の防水の防塵構造。 (3) 前記Oリングは中空であることを特徴とす
る請求項第(1)項または第(2)項に記載の合焦ハン
ドル部の防水・防塵構造。[Claims for Utility Model Registration] (1) A shaft body having a stepped portion that is extruded from an opening formed in a device housing cover and has a rotating handle attached thereto, and the stepped portion and the housing cover are connected together. A waterproof and dustproof structure for a rotary handle portion, comprising a flat washer made of at least one low-friction coefficient material inserted between the two, and an O-ring. (2) The waterproof and dustproof structure of the rotary handle portion according to claim (1), wherein the flat washer is a Teflon-coated washer. (3) The waterproof/dustproof structure of the focusing handle portion according to claim (1) or (2), wherein the O-ring is hollow.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989100280U JPH0720735Y2 (en) | 1989-08-28 | 1989-08-28 | Waterproof and dustproof structure of the rotating handle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989100280U JPH0720735Y2 (en) | 1989-08-28 | 1989-08-28 | Waterproof and dustproof structure of the rotating handle |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0341322U true JPH0341322U (en) | 1991-04-19 |
JPH0720735Y2 JPH0720735Y2 (en) | 1995-05-15 |
Family
ID=31649297
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989100280U Expired - Lifetime JPH0720735Y2 (en) | 1989-08-28 | 1989-08-28 | Waterproof and dustproof structure of the rotating handle |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0720735Y2 (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05187255A (en) * | 1992-01-10 | 1993-07-27 | Hitachi Ltd | Composite power equipment and operation method thereof |
JP2000227534A (en) * | 1999-02-08 | 2000-08-15 | Canon Inc | Lens barrel and optical device |
JP2006171540A (en) * | 2004-12-17 | 2006-06-29 | Casio Hitachi Mobile Communications Co Ltd | Imaging apparatus |
JP2010186199A (en) * | 2010-05-31 | 2010-08-26 | Canon Inc | Lens barrel and optical device |
CN109375332A (en) * | 2018-12-07 | 2019-02-22 | 协益电子(苏州)有限公司 | A kind of on-vehicle lens multi-sealing structure |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5217110U (en) * | 1975-07-22 | 1977-02-07 |
-
1989
- 1989-08-28 JP JP1989100280U patent/JPH0720735Y2/en not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5217110U (en) * | 1975-07-22 | 1977-02-07 |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05187255A (en) * | 1992-01-10 | 1993-07-27 | Hitachi Ltd | Composite power equipment and operation method thereof |
JP2000227534A (en) * | 1999-02-08 | 2000-08-15 | Canon Inc | Lens barrel and optical device |
JP4545840B2 (en) * | 1999-02-08 | 2010-09-15 | キヤノン株式会社 | Lens barrel and optical device |
JP2006171540A (en) * | 2004-12-17 | 2006-06-29 | Casio Hitachi Mobile Communications Co Ltd | Imaging apparatus |
JP4632774B2 (en) * | 2004-12-17 | 2011-02-16 | Necカシオモバイルコミュニケーションズ株式会社 | Imaging device |
JP2010186199A (en) * | 2010-05-31 | 2010-08-26 | Canon Inc | Lens barrel and optical device |
JP4574744B2 (en) * | 2010-05-31 | 2010-11-04 | キヤノン株式会社 | Lens barrel and optical device |
CN109375332A (en) * | 2018-12-07 | 2019-02-22 | 协益电子(苏州)有限公司 | A kind of on-vehicle lens multi-sealing structure |
CN109375332B (en) * | 2018-12-07 | 2024-03-29 | 协益电子(苏州)有限公司 | Multiple seal structure of on-vehicle camera lens |
Also Published As
Publication number | Publication date |
---|---|
JPH0720735Y2 (en) | 1995-05-15 |
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