JPH0312043U - - Google Patents

Info

Publication number
JPH0312043U
JPH0312043U JP6972989U JP6972989U JPH0312043U JP H0312043 U JPH0312043 U JP H0312043U JP 6972989 U JP6972989 U JP 6972989U JP 6972989 U JP6972989 U JP 6972989U JP H0312043 U JPH0312043 U JP H0312043U
Authority
JP
Japan
Prior art keywords
housing
oil chamber
orifice
outside
tensioner
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.)
Pending
Application number
JP6972989U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP6972989U priority Critical patent/JPH0312043U/ja
Publication of JPH0312043U publication Critical patent/JPH0312043U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図乃至第４図は本考案のテンシヨナの実施
例を示し、第１図は第１実施例のテンシヨナの断
面図、第２図はプラグの拡大断面図、第３図は第
２実施例のテンシヨナの断面図、第４図は第３実
施例のテンシヨナの断面図、第５図は従来のテン
シヨナの断面図である。 １０，１０ａ，１０ｂ……テンシヨナ、１２，
１２ａ，１２ｂ……ハウジング、１５，１５ａ，
１５ｂ……プランジヤ、１７……油室、１８……
スプリング、１９……逆止弁、２０，２０ａ……
プラグ、２１，２１ａ，２１ｂ……オリフイス、
２２，２２ａ……外部開口、２４，２４ａ，２４
ｂ……逆止弁。 1 to 4 show embodiments of the tensioner of the present invention, FIG. 1 is a sectional view of the tensioner of the first embodiment, FIG. 2 is an enlarged sectional view of the plug, and FIG. 3 is the second embodiment. 4 is a sectional view of the tensioner of the third embodiment, and FIG. 5 is a sectional view of the conventional tensioner. 10, 10a, 10b... tensioner, 12,
12a, 12b...housing, 15, 15a,
15b...Plunger, 17...Oil chamber, 18...
Spring, 19...Check valve, 20, 20a...
Plug, 21, 21a, 21b...orifice,
22, 22a...External opening, 24, 24a, 24
b...Check valve.

Claims (1)

【実用新案登録請求の範囲】 ハウジングと、該ハウジングに摺動自在に設け
られ前記ハウジングとの間で油室を形成して突出
力を付与されたプランジヤと、前記油室と外部と
を通じるオリフイスを有してなるテンシヨナにお
いて、 前記オリフイスの外部開口に、油室からの油の
流出を許し、外部からの空気の侵入を阻止する逆
止弁を設けたことを特徴とする、 テンシヨナ。[Claims for Utility Model Registration] A housing, a plunger that is slidably provided on the housing and that forms an oil chamber between the housing and is provided with a protruding force, and an orifice that communicates between the oil chamber and the outside. A tensioner comprising: a check valve provided in the external opening of the orifice to allow oil to flow out from the oil chamber and prevent air from entering from the outside.
JP6972989U 1989-06-16 1989-06-16 Pending JPH0312043U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6972989U JPH0312043U (en) 1989-06-16 1989-06-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6972989U JPH0312043U (en) 1989-06-16 1989-06-16

Publications (1)

Publication Number Publication Date
JPH0312043U true JPH0312043U (en) 1991-02-07

Family

ID=31605283

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6972989U Pending JPH0312043U (en) 1989-06-16 1989-06-16

Country Status (1)

Country Link
JP (1) JPH0312043U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3028698U (en) * 1996-03-04 1996-09-13 ミネベア株式会社 Axial fan motor
JP2010223289A (en) * 2009-03-23 2010-10-07 Ntn Corp Chain tensioner

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6213259B2 (en) * 1981-09-16 1987-03-25 Shiro Oono

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6213259B2 (en) * 1981-09-16 1987-03-25 Shiro Oono

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3028698U (en) * 1996-03-04 1996-09-13 ミネベア株式会社 Axial fan motor
JP2010223289A (en) * 2009-03-23 2010-10-07 Ntn Corp Chain tensioner

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